shell bypass 403
UnknownSec Shell
:
/
proc
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1592893
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root
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bin
/ [
drwxr-xr-x
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upload
mass deface
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console
info server
name :
gp-display-html
#!/usr/bin/perl # Copyright (C) 2021-2023 Free Software Foundation, Inc. # Contributed by Oracle. # # This file is part of GNU Binutils. # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3, or (at your option) # any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, 51 Franklin Street - Fifth Floor, Boston, # MA 02110-1301, USA. use strict; use warnings; # Disable before release # use Perl::Critic; use bignum; use List::Util qw (max); use Cwd qw (abs_path cwd); use File::Basename; use File::stat; use feature qw (state); use POSIX; use Getopt::Long qw (Configure); #------------------------------------------------------------------------------ # Check as early as possible if the version of Perl used is supported. #------------------------------------------------------------------------------ INIT { my $perl_minimal_version_supported = version->parse ("5.10.0")->normal; my $perl_current_version = version->parse ("$]")->normal; if ($perl_current_version lt $perl_minimal_version_supported) { my $msg; $msg = "Error: minimum Perl release required: "; $msg .= $perl_minimal_version_supported; $msg .= " current: "; $msg .= $perl_current_version; $msg .= "\n"; print $msg; exit (1); } } #-- End of INIT #------------------------------------------------------------------------------ # Poor man's version of a boolean. #------------------------------------------------------------------------------ my $TRUE = 1; my $FALSE = 0; #------------------------------------------------------------------------------ # The total number of functions to be processed. #------------------------------------------------------------------------------ my $g_total_function_count = 0; #------------------------------------------------------------------------------ # Used to ensure correct alignment of columns. #------------------------------------------------------------------------------ my $g_max_length_first_metric; #------------------------------------------------------------------------------ # This variable contains the path used to execute $GP_DISPAY_TEXT. #------------------------------------------------------------------------------ my $g_path_to_tools; #------------------------------------------------------------------------------ # Code debugging flag. #------------------------------------------------------------------------------ my $g_test_code = $FALSE; #------------------------------------------------------------------------------ # GPROFNG commands and files used. #------------------------------------------------------------------------------ my $GP_DISPLAY_TEXT = "gp-display-text"; my $g_gp_output_file = $GP_DISPLAY_TEXT.".stdout.log"; my $g_gp_error_logfile = $GP_DISPLAY_TEXT.".stderr.log"; #------------------------------------------------------------------------------ # Global variables. #------------------------------------------------------------------------------ my $g_addressing_mode = "64 bit"; #------------------------------------------------------------------------------ # The global regex section. # # First step towards consolidating all regexes. #------------------------------------------------------------------------------ my $g_less_than_regex = '<'; my $g_html_less_than_regex = '<'; my $g_endbr_inst_regex = 'endbr[32|64]'; my $g_rm_surrounding_spaces_regex = '^\s+|\s+$'; #------------------------------------------------------------------------------ # For consistency, use a global variable. #------------------------------------------------------------------------------ my $g_html_new_line = "<br>"; #------------------------------------------------------------------------------ # These are the regex's used. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Disassembly analysis #------------------------------------------------------------------------------ my $g_branch_regex = '\.*([0-9a-fA-F]*):\s+(j).*\s*0x([0-9a-fA-F]+)'; my $g_endbr_regex = '\.*([0-9a-fA-F]*):\s+(endbr[32|64])'; my $g_function_call_v2_regex = '(.*)\s+([0-9a-fA-F]*):\s+(call)\s*0x([0-9a-fA-F]+)\s*'; my $g_first_metric; my $binutils_version; my $driver_cmd; my $tool_name; my $version_info; my %g_mapped_cmds = (); #------------------------------------------------------------------------------ # Variables dealing with warnings and errors. Since a message may span # multiple lines (for readability reasons), the number of entries in the # array may not reflect the total number of messages. This is why we use # separate variables for the counts. #------------------------------------------------------------------------------ my @g_error_msgs = (); my @g_warning_msgs = (); my $g_total_error_count = 0; #------------------------------------------------------------------------------ # This count is used in the html_create_warnings_page HTML page to show how # many warning messages there are. Warnings are printed through gp_message(), # but since one warning may span multiple lines, we update a separate counter # that contains the total number of warning messages issued so far. #------------------------------------------------------------------------------ my $g_total_warning_count = 0; my $g_options_printed = $FALSE; my $g_abort_msg = "cannot recover from the error(s)"; #------------------------------------------------------------------------------ # Contains the names that have already been tagged. This is a global # structure because otherwise the code would get much more complicated. #------------------------------------------------------------------------------ my %g_tagged_names = (); #------------------------------------------------------------------------------ # TBD Remove the use of these structures. No longer used. #------------------------------------------------------------------------------ my %g_function_tag_id = (); my $g_context = 5; # Defines the range of scan my $g_default_setting_lang = "en-US.UTF-8"; my %g_exp_dir_meta_data; my $g_html_credits_line; my $g_warn_keyword = "[Warning]"; my $g_error_keyword = "[Error]"; my %g_function_occurrences = (); my %g_map_function_to_index = (); my %g_multi_count_function = (); my %g_function_view_all = (); my @g_full_function_view_table = (); my @g_html_experiment_stats = (); #------------------------------------------------------------------------------ # These structures contain the information printed in the function views. #------------------------------------------------------------------------------ my $g_header_lines; my @g_html_function_name = (); #------------------------------------------------------------------------------ # TBD: This variable may not be needed and replaced by tp_value my $thresh = 0; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Define the driver command, tool name and version number. #------------------------------------------------------------------------------ $driver_cmd = "gprofng display html"; $tool_name = "gp-display-html"; #$binutils_version = "2.38.50"; $binutils_version = "2.42"; $version_info = $tool_name . " GNU binutils version " . $binutils_version; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Define several key data structures. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # This table has the settings of the variables the user may set. #------------------------------------------------------------------------------ my %g_user_settings = ( verbose => { option => "--verbose", no_of_arguments => 1, data_type => "onoff", current_value => "off", defined => $FALSE}, debug => { option => "--debug", no_of_arguments => 1, data_type => "size", current_value => "off", defined => $FALSE}, warnings => { option => "--warnings", no_of_arguments => 1, data_type => "onoff" , current_value => "off", defined => $FALSE}, nowarnings => { option => "--nowarnings", no_of_arguments => 1, data_type => "onoff", current_value => "off", defined => $FALSE}, quiet => { option => "--quiet", no_of_arguments => 1, data_type => "onoff", current_value => "off", defined => $FALSE}, output => { option => "-o", no_of_arguments => 1, data_type => "path", current_value => undef, defined => $FALSE}, overwrite => { option => "-O", no_of_arguments => 1, data_type => "path", current_value => undef, defined => $FALSE}, calltree => { option => "-ct", no_of_arguments => 1, data_type => "onoff", current_value => "off", defined => $FALSE}, func_limit => { option => "-fl", no_of_arguments => 1, data_type => "pinteger", current_value => 500, defined => $FALSE}, highlight_percentage => { option => "--highlight-percentage", no_of_arguments => 1, data_type => "pfloat", current_value => 90.0, defined => $FALSE}, hp => { option => "-hp", no_of_arguments => 1, data_type => "pfloat", current_value => 90.0, defined => $FALSE}, threshold_percentage => { option => "-tp", no_of_arguments => 1, data_type => "pfloat", current_value => 100.0, defined => $FALSE}, default_metrics => { option => "-dm", no_of_arguments => 1, data_type => "onoff", current_value => "off", defined => $FALSE}, ignore_metrics => { option => "-im", no_of_arguments => 1, data_type => "metric_names", current_value => undef, defined => $FALSE}, ); #------------------------------------------------------------------------------ # Convenience. These map the on/off value to $TRUE/$FALSE to make the code # easier to read. For example: "if ($g_verbose)" as opposed to the following: # "if ($verbose_setting eq "on"). #------------------------------------------------------------------------------ my $g_verbose = $FALSE; my $g_debug = $FALSE; my $g_warnings = $TRUE; my $g_quiet = $FALSE; #------------------------------------------------------------------------------ # Since ARGV is modified when parsing the options, a clean copy is used to # print the original ARGV values in case of a warning, or error. #------------------------------------------------------------------------------ my @CopyOfARGV = (); my %g_debug_size = ( "on" => $FALSE, "s" => $FALSE, "m" => $FALSE, "l" => $FALSE, "xl" => $FALSE, ); my %local_system_config = ( kernel_name => "undefined", nodename => "undefined", kernel_release => "undefined", kernel_version => "undefined", machine => "undefined", processor => "undefined", hardware_platform => "undefined", operating_system => "undefined", hostname_current => "undefined", ); #------------------------------------------------------------------------------ # Note that we use single quotes here, because regular expressions wreak # havoc otherwise. #------------------------------------------------------------------------------ my %g_arch_specific_settings = ( arch_supported => $FALSE, arch => 'undefined', regex => 'undefined', subexp => 'undefined', linksubexp => 'undefined', ); my %g_locale_settings = ( LANG => "en_US.UTF-8", decimal_separator => "\\.", covert_to_dot => $FALSE ); #------------------------------------------------------------------------------ # See this page for a nice overview with the colors: # https://www.w3schools.com/colors/colors_groups.asp #------------------------------------------------------------------------------ my %g_html_color_scheme = ( "control_flow" => "Brown", "target_function_name" => "Red", "non_target_function_name" => "BlueViolet", "background_color_hot" => "PeachPuff", "background_color_lukewarm" => "LemonChiffon", "link_outside_range" => "Crimson", "error_message" => "LightPink", "background_color_page" => "White", # "background_color_page" => "LightGray", "background_selected_sort" => "LightSlateGray", "index" => "Lavender", ); #------------------------------------------------------------------------------ # These are the base names for the HTML files that are generated. #------------------------------------------------------------------------------ my %g_html_base_file_name = ( "caller_callee" => "caller-callee", "disassembly" => "dis", "experiment_info" => "experiment-info", "function_view" => "function-view-sorted", "index" => "index", "source" => "src", "warnings" => "warnings", ); #------------------------------------------------------------------------------ # Introducing main() is cosmetic, but helps with the scoping of variables. #------------------------------------------------------------------------------ main (); exit (0); #------------------------------------------------------------------------------ # This is the driver part of the program. #------------------------------------------------------------------------------ sub main { my $subr_name = get_my_name (); @CopyOfARGV = @ARGV; #------------------------------------------------------------------------------ # The name of the configuration file. #------------------------------------------------------------------------------ my $rc_file_name = ".gp-display-html.rc"; #------------------------------------------------------------------------------ # OS commands executed and search paths. # # TBD: check if elfdump should be here too (most likely not though) #------------------------------------------------------------------------------ my @selected_os_cmds = qw (rm cat hostname locale which printenv uname readelf mkdir); my @search_paths_os_cmds = qw ( /usr/bin /bin /usr/local/bin /usr/local/sbin /usr/sbin /sbin ); #------------------------------------------------------------------------------ # TBD: Eliminate these. #------------------------------------------------------------------------------ my $ARCHIVES_MAP_NAME; my $ARCHIVES_MAP_VADDR; #------------------------------------------------------------------------------ # Local structures (hashes and arrays). #------------------------------------------------------------------------------ my @exp_dir_list = (); my @metrics_data; my %function_address_info = (); my $function_address_info_ref; my @function_info = (); my $function_info_ref; my %function_address_and_index = (); my $function_address_and_index_ref; my %addressobjtextm = (); my $addressobjtextm_ref; my %addressobj_index = (); my $addressobj_index_ref; my %LINUX_vDSO = (); my $LINUX_vDSO_ref; my %function_view_structure = (); my $function_view_structure_ref; my %elf_rats = (); my $elf_rats_ref; #------------------------------------------------------------------------------ # Local variables. #------------------------------------------------------------------------------ my $abs_path_outputdir; my $archive_dir_not_empty; my $base_va_executable; my $executable_name; my $found_exp_dir; my $ignore_value; my $msg; my $number_of_metrics; my $va_executable_in_hex; my $failed_command_mappings; my $script_pc_metrics; my $dir_check_errors; my $consistency_errors; my $outputdir; my $return_code; my $decimal_separator; my $convert_to_dot; my $architecture_supported; my $elf_arch; my $elf_support; my $home_dir; my $elf_loadobjects_found; my $rc_file_paths_ref; my @rc_file_paths = (); my $rc_file_errors = 0; my @sort_fields = (); my $summary_metrics; my $call_metrics; my $user_metrics; my $system_metrics; my $wall_metrics; my $detail_metrics; my $detail_metrics_system; my $html_test; my @experiment_data; my $exp_info_file; my $exp_info_ref; my @exp_info; my $pretty_dir_list; my %metric_value = (); my %metric_description = (); my %metric_description_reversed = (); my %metric_found = (); my %ignored_metrics = (); my $metric_value_ref; my $metric_description_ref; my $metric_found_ref; my $ignored_metrics_ref; my @table_execution_stats = (); my $table_execution_stats_ref; my $html_first_metric_file_ref; my $html_first_metric_file; my $arch; my $subexp; my $linksubexp; my $setting_for_LANG; my $time_percentage_multiplier; my $process_all_functions; my $selected_archive; #------------------------------------------------------------------------------ # If no options are given, print the help info and exit. #------------------------------------------------------------------------------ if ($#ARGV == -1) { $ignore_value = print_help_info (); return (0); } #------------------------------------------------------------------------------ # This part is like a preamble. Before we continue we need to figure out some # things that are needed later on. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Store the absolute path of the command executed. #------------------------------------------------------------------------------ my $location_gp_command = $0; #------------------------------------------------------------------------------ # Get the ball rolling. Parse and interpret the options. Some first checks # are performed. # # Instead of bailing out on the first user error, we capture all warnings and # errors. The warnings, if any, will be printed once the command line has # been parsed and verified. Execution continues. # # Any error(s) accumulated in this phase will be printed after the command # line has been parsed and verified. Execution is then terminated. # # In the remainder, any error encountered will immediately terminate the # execution because we can't guarantee the remaining code will work up to # some point. #------------------------------------------------------------------------------ my ($found_exp_dir_ref, $exp_dir_list_ref) = parse_and_check_user_options (); $found_exp_dir = ${ $found_exp_dir_ref }; if ($found_exp_dir) { @exp_dir_list = @{ $exp_dir_list_ref }; } else { $msg = "the list with experiments is either missing, or incorrect"; gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ # The final settings for verbose, debug, warnings and quiet are known and the # gp_message() subroutine is aware of these. #------------------------------------------------------------------------------ $msg = "parsing of the user options completed"; gp_message ("verbose", $subr_name, $msg); #------------------------------------------------------------------------------ # The user options have been taken in. Check for validity and consistency. #------------------------------------------------------------------------------ $msg = "process user options"; gp_message ("verbose", $subr_name, $msg); ($ignored_metrics_ref, $outputdir, $time_percentage_multiplier, $process_all_functions, $exp_dir_list_ref) = process_user_options (\@exp_dir_list); @exp_dir_list = @{ $exp_dir_list_ref }; %ignored_metrics = %{$ignored_metrics_ref}; #------------------------------------------------------------------------------ # The next subroutine is executed early to ensure the OS commands we need are # available. # # This subroutine stores the commands and the full path names as an # associative array called "g_mapped_cmds". The command is the key and the # value is the full path. For example: ("uname", /usr/bin/uname). #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "verify the OS commands"); $failed_command_mappings = check_and_define_cmds (\@selected_os_cmds, \@search_paths_os_cmds); if ($failed_command_mappings == 0) { $msg = "successfully verified the OS commands"; gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Time to check if any warnings and/or errors have been generated. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # We have completed all the upfront checks. Print any warnings and errors. # If there are already any errors, execution is terminated. As execution # continues, errors may occur and they are typically fatal. #------------------------------------------------------------------------------ if ($g_debug) { $msg = "internal settings after option processing"; $ignore_value = print_table_user_settings ("diag", $msg); } #------------------------------------------------------------------------------ # Terminate execution in case fatal errors have occurred. #------------------------------------------------------------------------------ if ( $g_total_error_count > 0) { my $msg = "the current values for the user controllable settings"; print_user_settings ("debug", $msg); gp_message ("abort", $subr_name, $g_abort_msg); } else { my $msg = "after parsing the user options, the final values are"; print_user_settings ("debug", $msg); } #------------------------------------------------------------------------------ # If no option is given for the output directory, pick a default. Otherwise, # if the output directory exists, wipe it clean in case the -O option is used. # If not, raise an error because the -o option does not overwrite an existing # directory. # Also in case of other errors, the execution is terminated. #------------------------------------------------------------------------------ $outputdir = set_up_output_directory (); $abs_path_outputdir = Cwd::cwd () . "/" . $outputdir; $msg = "the output directory is $outputdir"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Get the home directory and the locations for the configuration file on the # current system. #------------------------------------------------------------------------------ ($home_dir, $rc_file_paths_ref) = get_home_dir_and_rc_path ($rc_file_name); @rc_file_paths = @{ $rc_file_paths_ref }; $msg = "the home directory is $home_dir"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # TBD: de-activated until this feature has been fully implemented. #------------------------------------------------------------------------------ ## $msg = "the search path for the rc file is @rc_file_paths"; ## gp_message ("debug", $subr_name, $msg); ## $pretty_dir_list = build_pretty_dir_list (\@rc_file_paths); #------------------------------------------------------------------------------ # Get the ball rolling. Parse and interpret the configuration file (if any) # and the command line options. # # Note that the verbose, debug, and quiet options can be set in this file. # It is a deliberate choice to ignore these for now. The assumption is that # the user will not be happy if we ignore the command line settings for a # while. #------------------------------------------------------------------------------ $msg = "processing of the rc file has been disabled for now"; gp_message ("debugXL", $subr_name, $msg); # Temporarily disabled # print_table_user_settings ("debugXL", "before function process_rc_file"); # $rc_file_errors = process_rc_file ($rc_file_name, $rc_file_paths_ref); # if ($rc_file_errors != 0) # { # $message = "fatal errors in file $rc_file_name encountered"; # gp_message ("debugXL", $subr_name, $message); # } # print_table_user_settings ("debugXL", "after function process_rc_file"); #------------------------------------------------------------------------------ # Print a list with the experiment directory names #------------------------------------------------------------------------------ $pretty_dir_list = build_pretty_dir_list (\@exp_dir_list); my $plural = ($#exp_dir_list > 0) ? "directories are" : "directory is"; $msg = "the experiment " . $plural . ":"; gp_message ("verbose", $subr_name, $msg); gp_message ("verbose", $subr_name, $pretty_dir_list); #------------------------------------------------------------------------------ # Set up the first entry with the meta data for the experiments. This field # contains the absolute paths to the experiment directories. #------------------------------------------------------------------------------ for my $exp_dir (@exp_dir_list) { my ($filename, $directory_path, $ignore_suffix) = fileparse ($exp_dir); gp_message ("debug", $subr_name, "exp_dir = $exp_dir"); gp_message ("debug", $subr_name, "filename = $filename"); gp_message ("debug", $subr_name, "directory_path = $directory_path"); $g_exp_dir_meta_data{$filename}{"directory_path"} = $directory_path; } #------------------------------------------------------------------------------ # TBD: # This subroutine may be overkill. See what is really needed here and remove # everything else. # # Upon return, one directory has been selected to be used in the remainder. # This is not always the correct thing to do, but is the same as the original # code. In due time this should be addressed though. #------------------------------------------------------------------------------ ($archive_dir_not_empty, $selected_archive, $elf_rats_ref) = check_validity_exp_dirs (\@exp_dir_list); %elf_rats = %{$elf_rats_ref}; $msg = "the experiment directories have been verified and are valid"; gp_message ("verbose", $subr_name, $msg); #------------------------------------------------------------------------------ # Now that we know the map.xml file(s) are present, we can scan these and get # the required information. This includes setting the base virtual address. #------------------------------------------------------------------------------ $ignore_value = determine_base_virtual_address ($exp_dir_list_ref); #------------------------------------------------------------------------------ # Check whether the experiment directories are consistent. #------------------------------------------------------------------------------ ($consistency_errors, $executable_name) = verify_consistency_experiments ($exp_dir_list_ref); if ($consistency_errors == 0) { $msg = "the experiment directories are consistent"; gp_message ("verbose", $subr_name, $msg); } else { $msg = "the number of consistency errors detected: $consistency_errors"; gp_message ("abort", $subr_name, $msg); } #------------------------------------------------------------------------------ # The directories are consistent. We can now set the base virtual address of # the executable. #------------------------------------------------------------------------------ $base_va_executable = $g_exp_dir_meta_data{$selected_archive}{"va_base_in_hex"}; $msg = "executable_name = " . $executable_name; gp_message ("debug", $subr_name, $msg); $msg = "selected_archive = " . $selected_archive; gp_message ("debug", $subr_name, $msg); $msg = "base_va_executable = " . $base_va_executable; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # The $GP_DISPLAY_TEXT tool is critical and has to be available in order to # proceed. # This subroutine only returns a value if the tool can be found. #------------------------------------------------------------------------------ $g_path_to_tools = ${ check_availability_tool (\$location_gp_command)}; $GP_DISPLAY_TEXT = $g_path_to_tools . $GP_DISPLAY_TEXT; $msg = "updated GP_DISPLAY_TEXT = $GP_DISPLAY_TEXT"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Check if $GP_DISPLAY_TEXT is executable for user, group, and other. # If not, print a warning only, since this may not be fatal but could # potentially lead to issues later on. #------------------------------------------------------------------------------ if (not is_file_executable ($GP_DISPLAY_TEXT)) { $msg = "file $GP_DISPLAY_TEXT is not executable for user, group, and"; $msg .= " other"; gp_message ("warning", $subr_name, $msg); } #------------------------------------------------------------------------------ # Find out what the decimal separator is, as set by the user. #------------------------------------------------------------------------------ ($return_code, $decimal_separator, $convert_to_dot) = determine_decimal_separator (); if ($return_code == 0) { $msg = "decimal separator is $decimal_separator"; $msg .= " (conversion to dot is "; $msg .= ($convert_to_dot == $TRUE ? "enabled" : "disabled") . ")"; gp_message ("debugXL", $subr_name, $msg); } else { $msg = "the decimal separator cannot be determined -"; $msg .= " set to $decimal_separator"; gp_message ("warning", $subr_name, $msg); } #------------------------------------------------------------------------------ # Collect and store the system information. #------------------------------------------------------------------------------ $msg = "collect system information and adapt settings"; gp_message ("verbose", $subr_name, $msg); $return_code = get_system_config_info (); #------------------------------------------------------------------------------ # The 3 variables below are used in the remainder. # # The output from "uname -p" is recommended to be used for the ISA. #------------------------------------------------------------------------------ my $hostname_current = $local_system_config{hostname_current}; my $arch_uname_s = $local_system_config{kernel_name}; my $arch_uname = $local_system_config{processor}; gp_message ("debug", $subr_name, "set hostname_current = $hostname_current"); gp_message ("debug", $subr_name, "set arch_uname_s = $arch_uname_s"); gp_message ("debug", $subr_name, "set arch_uname = $arch_uname"); #------------------------------------------------------------------------------ # This function also sets the values in "g_arch_specific_settings". This # includes several definitions of regular expressions. #------------------------------------------------------------------------------ ($architecture_supported, $elf_arch, $elf_support) = set_system_specific_variables ($arch_uname, $arch_uname_s); $msg = "architecture_supported = $architecture_supported"; gp_message ("debug", $subr_name, $msg); $msg = "elf_arch = $elf_arch"; gp_message ("debug", $subr_name, $msg); $msg = "elf_support = ".($elf_arch ? "TRUE" : "FALSE"); gp_message ("debug", $subr_name, $msg); for my $feature (sort keys %g_arch_specific_settings) { $msg = "g_arch_specific_settings{$feature} = "; $msg .= $g_arch_specific_settings{$feature}; gp_message ("debug", $subr_name, $msg); } $arch = $g_arch_specific_settings{"arch"}; $subexp = $g_arch_specific_settings{"subexp"}; $linksubexp = $g_arch_specific_settings{"linksubexp"}; $g_locale_settings{"LANG"} = get_LANG_setting (); $msg = "after get_LANG_setting: LANG = $g_locale_settings{'LANG'}"; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Temporarily reset selected settings since these are not yet implemented. #------------------------------------------------------------------------------ $ignore_value = reset_selected_settings (); #------------------------------------------------------------------------------ # TBD: Revisit. Is this really necessary? #------------------------------------------------------------------------------ ($executable_name, $va_executable_in_hex) = check_loadobjects_are_elf ($selected_archive); $elf_loadobjects_found = $TRUE; # TBD: Hack and those ARCHIVES_ names can be eliminated $ARCHIVES_MAP_NAME = $executable_name; $ARCHIVES_MAP_VADDR = $va_executable_in_hex; $msg = "hack ARCHIVES_MAP_NAME = $ARCHIVES_MAP_NAME"; gp_message ("debugXL", $subr_name, $msg); $msg = "hack ARCHIVES_MAP_VADDR = $ARCHIVES_MAP_VADDR"; gp_message ("debugXL", $subr_name, $msg); $msg = "after call to check_loadobjects_are_elf forced"; $msg .= " elf_loadobjects_found = $elf_loadobjects_found"; gp_message ("debugXL", $subr_name, $msg); $g_html_credits_line = ${ create_html_credits () }; $msg = "g_html_credits_line = $g_html_credits_line"; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Add a "/" to simplify the construction of path names in the remainder. # # TBD: Push this into a subroutine(s). #------------------------------------------------------------------------------ $outputdir = append_forward_slash ($outputdir); gp_message ("debug", $subr_name, "prepared outputdir = $outputdir"); #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # ******* TBD: e.system not available on Linux!! #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ ## my $summary_metrics = 'e.totalcpu'; $detail_metrics = 'e.totalcpu'; $detail_metrics_system = 'e.totalcpu:e.system'; $call_metrics = 'a.totalcpu'; my $cmd_options; my $metrics_cmd; my $outfile1 = $outputdir ."metrics"; my $outfile2 = $outputdir . "metrictotals"; my $gp_error_file = $outputdir . $g_gp_error_logfile; #------------------------------------------------------------------------------ # Execute the $GP_DISPLAY_TEXT tool with the appropriate options. The goal is # to get all the output in files $outfile1 and $outfile2. These are then # parsed. #------------------------------------------------------------------------------ $msg = "gather the metrics data from the experiments"; gp_message ("verbose", $subr_name, $msg); $return_code = get_metrics_data (\@exp_dir_list, $outputdir, $outfile1, $outfile2, $gp_error_file); if ($return_code != 0) { gp_message ("abort", $subr_name, "execution terminated"); } #------------------------------------------------------------------------------ # TBD: Test this code #------------------------------------------------------------------------------ $msg = "unable to open metric value data file $outfile1 for reading:"; open (METRICS, "<", $outfile1) or die ($subr_name . " - " . $msg . " " . $!); $msg = "opened file $outfile1 for reading"; gp_message ("debug", $subr_name, "opened file $outfile1 for reading"); chomp (@metrics_data = <METRICS>); close (METRICS); for my $i (keys @metrics_data) { $msg = "metrics_data[$i] = " . $metrics_data[$i]; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Process the generated metrics data. #------------------------------------------------------------------------------ if ($g_user_settings{"default_metrics"}{"current_value"} eq "off") #------------------------------------------------------------------------------ # The metrics will be derived from the experiments. #------------------------------------------------------------------------------ { gp_message ("verbose", $subr_name, "Process the metrics data"); ($metric_value_ref, $metric_description_ref, $metric_found_ref, $user_metrics, $system_metrics, $wall_metrics, $summary_metrics, $detail_metrics, $detail_metrics_system, $call_metrics ) = process_metrics_data ($outfile1, $outfile2, \%ignored_metrics); %metric_value = %{ $metric_value_ref }; %metric_description = %{ $metric_description_ref }; %metric_found = %{ $metric_found_ref }; %metric_description_reversed = reverse %metric_description; $msg = "after the call to process_metrics_data"; gp_message ("debugXL", $subr_name, $msg); for my $metric (sort keys %metric_value) { $msg = "metric_value{$metric} = " . $metric_value{$metric}; gp_message ("debugXL", $subr_name, $msg); } for my $metric (sort keys %metric_description) { $msg = "metric_description{$metric} ="; $msg .= " " . $metric_description{$metric}; gp_message ("debugXL", $subr_name, $msg); } gp_message ("debugXL", $subr_name, "user_metrics = $user_metrics"); gp_message ("debugXL", $subr_name, "system_metrics = $system_metrics"); gp_message ("debugXL", $subr_name, "wall_metrics = $wall_metrics"); } else { #------------------------------------------------------------------------------ # A default set of metrics will be used. # # TBD: These should be OS dependent. #------------------------------------------------------------------------------ $msg = "select the set of default metrics"; gp_message ("verbose", $subr_name, $msg); ($metric_description_ref, $metric_found_ref, $summary_metrics, $detail_metrics, $detail_metrics_system, $call_metrics ) = set_default_metrics ($outfile1, \%ignored_metrics); %metric_description = %{ $metric_description_ref }; %metric_found = %{ $metric_found_ref }; %metric_description_reversed = reverse %metric_description; $msg = "after the call to set_default_metrics"; gp_message ("debug", $subr_name, $msg); } $number_of_metrics = split (":", $summary_metrics); $msg = "summary_metrics = " . $summary_metrics; gp_message ("debugXL", $subr_name, $msg); $msg = "detail_metrics = " . $detail_metrics; gp_message ("debugXL", $subr_name, $msg); $msg = "detail_metrics_system = " . $detail_metrics_system; gp_message ("debugXL", $subr_name, $msg); $msg = "call_metrics = " . $call_metrics; gp_message ("debugXL", $subr_name, $msg); $msg = "number_of_metrics = " . $number_of_metrics; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # TBD Find a way to better handle this situation: #------------------------------------------------------------------------------ for my $im (keys %metric_found) { $msg = "metric_found{$im} = " . $metric_found{$im}; gp_message ("debugXL", $subr_name, $msg); } for my $im (keys %ignored_metrics) { if (not exists ($metric_found{$im})) { $msg = "user requested ignored metric (-im) $im does not exist in"; $msg .= " collected metrics"; gp_message ("debugXL", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Get the information on the experiments. #------------------------------------------------------------------------------ $msg = "generate the experiment information"; gp_message ("verbose", $subr_name, $msg); my $experiment_data_ref = get_experiment_info (\$outputdir, \@exp_dir_list); @experiment_data = @{ $experiment_data_ref }; for my $i (sort keys @experiment_data) { my $msg = "i = $i " . $experiment_data[$i]{"exp_id"} . " => " . $experiment_data[$i]{"exp_name_full"}; gp_message ("debugM", $subr_name, $msg); } $experiment_data_ref = process_experiment_info ($experiment_data_ref); @experiment_data = @{ $experiment_data_ref }; for my $i (sort keys @experiment_data) { for my $fields (sort keys %{ $experiment_data[$i] }) { my $msg = "i = $i experiment_data[$i]{$fields} = " . $experiment_data[$i]{$fields}; gp_message ("debugXL", $subr_name, $msg); } } @g_html_experiment_stats = @{ create_exp_info (\@exp_dir_list, \@experiment_data) }; $table_execution_stats_ref = html_generate_exp_summary (\$outputdir, \@experiment_data); @table_execution_stats = @{ $table_execution_stats_ref }; #------------------------------------------------------------------------------ # Get the function overview. #------------------------------------------------------------------------------ $msg = "generate the list with functions executed"; gp_message ("verbose", $subr_name, $msg); my ($outfile, $sort_fields_ref) = get_hot_functions (\@exp_dir_list, $summary_metrics, $outputdir); @sort_fields = @{$sort_fields_ref}; #------------------------------------------------------------------------------ # Parse the output from the fsummary command and store the relevant data for # all the functions listed there. #------------------------------------------------------------------------------ $msg = "analyze and store the relevant function information"; gp_message ("verbose", $subr_name, $msg); ($function_info_ref, $function_address_and_index_ref, $addressobjtextm_ref, $LINUX_vDSO_ref, $function_view_structure_ref) = get_function_info ($outfile); @function_info = @{ $function_info_ref }; %function_address_and_index = %{ $function_address_and_index_ref }; %addressobjtextm = %{ $addressobjtextm_ref }; %LINUX_vDSO = %{ $LINUX_vDSO_ref }; %function_view_structure = %{ $function_view_structure_ref }; $msg = "found " . $g_total_function_count . " functions to process"; gp_message ("verbose", $subr_name, $msg); for my $keys (0 .. $#function_info) { for my $fields (keys %{$function_info[$keys]}) { $msg = "$keys $fields $function_info[$keys]{$fields}"; gp_message ("debugXL", $subr_name, $msg); } } for my $i (keys %addressobjtextm) { $msg = "addressobjtextm{$i} = " . $addressobjtextm{$i}; gp_message ("debugXL", $subr_name, $msg); } $msg = "generate the files with function overviews and the"; $msg .= " callers-callees information"; gp_message ("verbose", $subr_name, $msg); $script_pc_metrics = generate_function_level_info (\@exp_dir_list, $call_metrics, $summary_metrics, $outputdir, $sort_fields_ref); $msg = "preprocess the files with the function level information"; gp_message ("verbose", $subr_name, $msg); $ignore_value = preprocess_function_files ( $metric_description_ref, $script_pc_metrics, $outputdir, \@sort_fields); $msg = "for each function, generate a set of files"; gp_message ("verbose", $subr_name, $msg); ($function_info_ref, $function_address_info_ref, $addressobj_index_ref) = process_function_files (\@exp_dir_list, $executable_name, $time_percentage_multiplier, $summary_metrics, $process_all_functions, $elf_loadobjects_found, $outputdir, \@sort_fields, \@function_info, \%function_address_and_index, \%LINUX_vDSO, \%metric_description, $elf_arch, $base_va_executable, $ARCHIVES_MAP_NAME, $ARCHIVES_MAP_VADDR, \%elf_rats); @function_info = @{ $function_info_ref }; %function_address_info = %{ $function_address_info_ref }; %addressobj_index = %{ $addressobj_index_ref }; #------------------------------------------------------------------------------ # Parse the disassembly information and generate the html files. #------------------------------------------------------------------------------ $msg = "parse the disassembly files and generate the html files"; gp_message ("verbose", $subr_name, $msg); $ignore_value = parse_dis_files (\$number_of_metrics, \@function_info, \%function_address_and_index, \$outputdir, \%addressobj_index); #------------------------------------------------------------------------------ # Parse the source information and generate the html files. #------------------------------------------------------------------------------ $msg = "parse the source files and generate the html files"; gp_message ("verbose", $subr_name, $msg); parse_source_files (\$number_of_metrics, \@function_info, \$outputdir); #------------------------------------------------------------------------------ # Parse the caller-callee information and generate the html files. #------------------------------------------------------------------------------ $msg = "process the caller-callee information and generate the html file"; gp_message ("verbose", $subr_name, $msg); #------------------------------------------------------------------------------ # Generate the caller-callee information. #------------------------------------------------------------------------------ $ignore_value = generate_caller_callee (\$number_of_metrics, \@function_info, \%function_view_structure, \%function_address_info, \%addressobjtextm, \$outputdir); #------------------------------------------------------------------------------ # Parse the calltree information and generate the html files. #------------------------------------------------------------------------------ if ($g_user_settings{"calltree"}{"current_value"} eq "on") { $msg = "process the call tree information and generate the html file"; gp_message ("verbose", $subr_name, $msg); $ignore_value = process_calltree (\@function_info, \%function_address_info, \%addressobjtextm, $outputdir); } #------------------------------------------------------------------------------ # Process the metric values. #------------------------------------------------------------------------------ $msg = "generate the html file with the metrics information"; gp_message ("verbose", $subr_name, $msg); $ignore_value = process_metrics ($outputdir, \@sort_fields, \%metric_description, \%ignored_metrics); #------------------------------------------------------------------------------ # Generate the function view html files. #------------------------------------------------------------------------------ $msg = "generate the function view html files"; gp_message ("verbose", $subr_name, $msg); $html_first_metric_file_ref = generate_function_view ( \$outputdir, \$summary_metrics, \$number_of_metrics, \@function_info, \%function_view_structure, \%function_address_info, \@sort_fields, \@exp_dir_list, \%addressobjtextm); $html_first_metric_file = ${ $html_first_metric_file_ref }; $msg = "html_first_metric_file = " . $html_first_metric_file; gp_message ("debugXL", $subr_name, $msg); $html_test = ${ generate_home_link ("left") }; $msg = "html_test = " . $html_test; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Unconditionnaly generate the page with the warnings. #------------------------------------------------------------------------------ $ignore_value = html_create_warnings_page (\$outputdir); #------------------------------------------------------------------------------ # Generate the index.html file. #------------------------------------------------------------------------------ $msg = "generate the index.html file"; gp_message ("verbose", $subr_name, $msg); $ignore_value = html_generate_index (\$outputdir, \$html_first_metric_file, \$summary_metrics, \$number_of_metrics, \@function_info, \%function_address_info, \@sort_fields, \@exp_dir_list, \%addressobjtextm, \%metric_description_reversed, \@table_execution_stats); #------------------------------------------------------------------------------ # We're done. In debug mode, print the meta data for the experiment # directories. #------------------------------------------------------------------------------ $ignore_value = print_meta_data_experiments ("debug"); #------------------------------------------------------------------------------ # Before the execution completes, print the warning(s) on the screen. # # Note that this assumes that no additional warnings have been created since # the call to html_create_warnings_page. Otherwise there will be a discrepancy # between what is printed on the screen and shown in the warnings.html page. #------------------------------------------------------------------------------ if (($g_total_warning_count > 0) and ($g_warnings)) { $ignore_value = print_warnings_buffer (); @g_warning_msgs = (); } #------------------------------------------------------------------------------ # This is not supposed to happen, but in case there are any fatal errors that # have not caused the execution to terminate, print them here. #------------------------------------------------------------------------------ if (@g_error_msgs) { $ignore_value = print_errors_buffer (\$g_error_keyword); } #------------------------------------------------------------------------------ # One line message to show where the results can be found. #------------------------------------------------------------------------------ my $results_file = $abs_path_outputdir . "/index.html"; my $prologue_text = "Processing completed - view file $results_file" . " in a browser"; gp_message ("diag", $subr_name, $prologue_text); return (0); } #-- End of subroutine main #------------------------------------------------------------------------------ # If it is not present, add a "/" to the name of the argument. This is # intended to be used for the name of the output directory and makes it # easier to construct pathnames. #------------------------------------------------------------------------------ sub append_forward_slash { my $subr_name = get_my_name (); my ($input_string) = @_; my $length_of_string = length ($input_string); my $return_string = $input_string; if (rindex ($input_string, "/") != $length_of_string-1) { $return_string .= "/"; } return ($return_string); } #-- End of subroutine append_forward_slash #------------------------------------------------------------------------------ # Return a string with a comma separated list of directory names. #------------------------------------------------------------------------------ sub build_pretty_dir_list { my $subr_name = get_my_name (); my ($dir_list_ref) = @_; my @dir_list = @{ $dir_list_ref}; my $pretty_dir_list = join ("\n", @dir_list); return ($pretty_dir_list); } #-- End of subroutine build_pretty_dir_list #------------------------------------------------------------------------------ # Calculate the target address in hex by adding the instruction to the # instruction address. #------------------------------------------------------------------------------ sub calculate_target_hex_address { my $subr_name = get_my_name (); my ($instruction_address, $instruction_offset) = @_; my $dec_branch_target; my $d1; my $d2; my $first_char; my $length_of_string; my $mask; my $msg; my $number_of_fields; my $raw_hex_branch_target; my $result; if ($g_addressing_mode eq "64 bit") { $mask = "0xffffffffffffffff"; $number_of_fields = 16; } else { $msg = "g_addressing_mode = $g_addressing_mode not supported"; gp_message ("abort", $subr_name, $msg); } $length_of_string = length ($instruction_offset); $first_char = lcfirst (substr ($instruction_offset,0,1)); $d1 = bigint::hex ($instruction_offset); $d2 = bigint::hex ($mask); # if ($first_char eq "f") if (($first_char =~ /[89a-f]/) and ($length_of_string == $number_of_fields)) { #------------------------------------------------------------------------------ # The offset is negative. Convert to decimal and perform the subtrraction. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # XOR the decimal representation and add 1 to the result. #------------------------------------------------------------------------------ $result = ($d1 ^ $d2) + 1; $dec_branch_target = bigint::hex ($instruction_address) - $result; } else { $result = $d1; $dec_branch_target = bigint::hex ($instruction_address) + $result; } #------------------------------------------------------------------------------ # Convert to hexadecimal. #------------------------------------------------------------------------------ $raw_hex_branch_target = sprintf ("%x", $dec_branch_target); return ($raw_hex_branch_target); } #-- End of subroutine calculate_target_hex_address #------------------------------------------------------------------------------ # Sets the absolute path to all commands in array @cmds. # # First, it is checked if the command is in the search path, built-in, or an # alias. If this is not the case, search for it in a couple of locations. # # If this all fails, warning messages are printed, but this is not a hard # error. Yet. Most likely, things will go bad later on. # # The commands and their respective paths are stored in hash "g_mapped_cmds". #------------------------------------------------------------------------------ sub check_and_define_cmds { my $subr_name = get_my_name (); my ($cmds_ref, $search_path_ref) = @_; #------------------------------------------------------------------------------ # Dereference the array addressess first and then store the contents. #------------------------------------------------------------------------------ my @cmds = @{$cmds_ref}; my @search_path = @{$search_path_ref}; my @the_fields = (); my $cmd; my $cmd_found; my $error_code; my $failed_cmd; my $failed_cmds; my $found_match; my $mapped; my $msg; my $no_of_failed_mappings; my $no_of_fields; my $output_cmd; my $target_cmd; my $failed_mapping = $FALSE; my $full_path_cmd; gp_message ("debugXL", $subr_name, "\@cmds = @cmds"); gp_message ("debugXL", $subr_name, "\@search_path = @search_path"); #------------------------------------------------------------------------------ # Search for the command and record the absolute path. In case no such path # can be found, the entry in $g_mapped_cmds is assigned a special value that # will be checked for in the next block. #------------------------------------------------------------------------------ for $cmd (@cmds) { $target_cmd = "(command -v $cmd; echo \$\?)"; ($error_code, $output_cmd) = execute_system_cmd ($target_cmd); if ($error_code != 0) #------------------------------------------------------------------------------ # This is unlikely to happen, since it means the command executed failed. #------------------------------------------------------------------------------ { $msg = "error executing this command: " . $target_cmd; gp_message ("warning", $subr_name, $msg); $msg = "execution continues, but may fail later on"; gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; } else #------------------------------------------------------------------------------ # So far, all is well, but is the target command available? #------------------------------------------------------------------------------ { #------------------------------------------------------------------------------ # The output from the $target_cmd command should contain 2 lines in case the # command has been found. The first line shows the command with the full # path, while the second line has the exit code. # # If the exit code is not zero, the command has not been found. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Split the output at the \n character and check the number of lines as # well as the return code. #------------------------------------------------------------------------------ @the_fields = split ("\n", $output_cmd); $no_of_fields = scalar (@the_fields); $cmd_found = ($the_fields[$no_of_fields-1] == 0 ? $TRUE : $FALSE); #------------------------------------------------------------------------------ # This is unexpected. Throw an assertion error and bail out. #------------------------------------------------------------------------------ if ($no_of_fields > 2) { gp_message ("error", $subr_name, "output from $target_cmd:"); gp_message ("error", $subr_name, $output_cmd); $msg = "the output from $target_cmd has more than 2 lines"; gp_message ("assertion", $subr_name, $msg); } if ($cmd_found) { $full_path_cmd = $the_fields[0]; #------------------------------------------------------------------------------ # The command is in the search path. Store the full path to the command. #------------------------------------------------------------------------------ $msg = "the $cmd command is in the search path"; gp_message ("debug", $subr_name, $msg); $g_mapped_cmds{$cmd} = $full_path_cmd; } else #------------------------------------------------------------------------------ # A best effort to locate the command elsewhere. If found, store the command # with the absolute path included. Otherwise print a warning, but continue. #------------------------------------------------------------------------------ { $msg = "the $cmd command is not in the search path"; $msg .= " - start a best effort search to find it"; gp_message ("debug", $subr_name, $msg); $found_match = $FALSE; for my $path (@search_path) { $target_cmd = $path . "/" . $cmd; if (-x $target_cmd) { $msg = "found the command in $path"; gp_message ("debug", $subr_name, $msg); $found_match = $TRUE; $g_mapped_cmds{$cmd} = $target_cmd; last; } else { $msg = "failure to find the $cmd command in $path"; gp_message ("debug", $subr_name, $msg); } } if (not $found_match) { $g_mapped_cmds{$cmd} = "road to nowhere"; $failed_mapping = $TRUE; } } } } #------------------------------------------------------------------------------ # Scan the results stored in $g_mapped_cmds and flag errors. #------------------------------------------------------------------------------ $no_of_failed_mappings = 0; $failed_cmds = ""; #------------------------------------------------------------------------------ # Print a warning message before showing the results, that at least one search # has failed. #------------------------------------------------------------------------------ if ($failed_mapping) { $msg = "<br>" . "failure in the verification of the OS commands:"; gp_message ("warning", $subr_name, $msg); } while ( ($cmd, $mapped) = each %g_mapped_cmds) { if ($mapped eq "road to nowhere") { $msg = "cannot find a path for command $cmd"; gp_message ("warning", $subr_name, $msg); gp_message ("debug", $subr_name, $msg); $no_of_failed_mappings++; $failed_cmds .= $cmd; $g_mapped_cmds{$cmd} = $cmd; } else { $msg = "path for the $cmd command is $mapped"; gp_message ("debug", $subr_name, $msg); } } if ($no_of_failed_mappings != 0) { my $plural_1 = ($no_of_failed_mappings > 1) ? "failures" : "failure"; my $plural_2 = ($no_of_failed_mappings > 1) ? "commands" : "command"; $msg = "encountered $no_of_failed_mappings $plural_1 to locate"; $msg .= " selected " . $plural_2; gp_message ("warning", $subr_name, $msg); gp_message ("debug", $subr_name, $msg); $msg = "execution continues, but may fail later on"; gp_message ("warning", $subr_name, $msg); gp_message ("debug", $subr_name, $msg); $g_total_warning_count++; } return ($no_of_failed_mappings); } #-- End of subroutine check_and_define_cmds #------------------------------------------------------------------------------ # Look for a branch instruction, or the special endbr32/endbr64 instruction # that is also considered to be a branch target. Note that the latter is x86 # specific. #------------------------------------------------------------------------------ sub check_and_proc_dis_branches { my $subr_name = get_my_name (); my ($input_line_ref, $line_no_ref, $branch_target_ref, $extended_branch_target_ref, $branch_target_no_ref_ref) = @_; my $input_line = ${ $input_line_ref }; my $line_no = ${ $line_no_ref }; my %branch_target = %{ $branch_target_ref }; my %extended_branch_target = %{ $extended_branch_target_ref }; my %branch_target_no_ref = %{ $branch_target_no_ref_ref }; my $found_it = $TRUE; my $hex_branch_target; my $instruction_address; my $instruction_offset; my $msg; my $raw_hex_branch_target; if ( ($input_line =~ /$g_branch_regex/) or ($input_line =~ /$g_endbr_regex/)) { if (defined ($3)) { $msg = "found a branch or endbr instruction: " . "\$1 = $1 \$2 = $2 \$3 = $3"; } else { $msg = "found a branch or endbr instruction: " . "\$1 = $1 \$2 = $2"; } gp_message ("debugXL", $subr_name, $msg); if (defined ($1)) { #------------------------------------------------------------------------------ # Found a qualifying instruction #------------------------------------------------------------------------------ $instruction_address = $1; if (defined ($3)) { #------------------------------------------------------------------------------ # This must be the branch target and needs to be converted and processed. #------------------------------------------------------------------------------ $instruction_offset = $3; $raw_hex_branch_target = calculate_target_hex_address ( $instruction_address, $instruction_offset); $hex_branch_target = "0x" . $raw_hex_branch_target; $branch_target{$hex_branch_target} = 1; $extended_branch_target{$instruction_address} = $raw_hex_branch_target; } if (defined ($2) and (not defined ($3))) { #------------------------------------------------------------------------------ # Unlike a branch, the endbr32/endbr64 instructions do not have a second field. #------------------------------------------------------------------------------ my $instruction_name = $2; if ($instruction_name =~ /$g_endbr_inst_regex/) { my $msg = "found endbr: $instruction_name " . $instruction_address; gp_message ("debugXL", $subr_name, $msg); $raw_hex_branch_target = $instruction_address; $hex_branch_target = "0x" . $raw_hex_branch_target; $branch_target_no_ref{$instruction_address} = 1; } } } else { #------------------------------------------------------------------------------ # TBD: Perhaps this should be an assertion or alike. #------------------------------------------------------------------------------ $branch_target{"0x0000"} = $FALSE; $msg = "cannot determine branch target"; gp_message ("debug", $subr_name, $msg); } } else { $found_it = $FALSE; } return (\$found_it, \%branch_target, \%extended_branch_target, \%branch_target_no_ref); } #-- End of subroutine check_and_proc_dis_branches #------------------------------------------------------------------------------ # Check an input line from the disassembly file to include a function call. # If it does, process the line and return the branch target results. #------------------------------------------------------------------------------ sub check_and_proc_dis_func_call { my $subr_name = get_my_name (); my ($input_line_ref, $line_no_ref, $branch_target_ref, $extended_branch_target_ref) = @_; my $input_line = ${ $input_line_ref }; my $line_no = ${ $line_no_ref }; my %branch_target = %{ $branch_target_ref }; my %extended_branch_target = %{ $extended_branch_target_ref }; my $found_it = $TRUE; my $hex_branch_target; my $instruction_address; my $instruction_offset; my $msg; my $raw_hex_branch_target; if ( $input_line =~ /$g_function_call_v2_regex/ ) { $msg = "found a function call - line[$line_no] = $input_line"; gp_message ("debugXL", $subr_name, $msg); if (not defined ($2)) { $msg = "line[$line_no] " . "an instruction address is expected, but not found"; gp_message ("assertion", $subr_name, $msg); } else { $instruction_address = $2; $msg = "instruction_address = $instruction_address"; gp_message ("debugXL", $subr_name, $msg); if (not defined ($4)) { $msg = "line[$line_no] " . "an address offset is expected, but not found"; gp_message ("assertion", $subr_name, $msg); } else { $instruction_offset = $4; if ($instruction_offset =~ /[0-9a-fA-F]+/) { $msg = "calculate branch target: " . "instruction_address = $instruction_address"; gp_message ("debugXL", $subr_name, $msg); $msg = "calculate branch target: " . "instruction_offset = $instruction_offset"; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # The instruction offset needs to be converted and added to the instruction # address. #------------------------------------------------------------------------------ $raw_hex_branch_target = calculate_target_hex_address ( $instruction_address, $instruction_offset); $hex_branch_target = "0x" . $raw_hex_branch_target; $msg = "calculated hex_branch_target = " . $hex_branch_target; gp_message ("debugXL", $subr_name, $msg); $branch_target{$hex_branch_target} = 1; $extended_branch_target{$instruction_address} = $raw_hex_branch_target; $msg = "set branch_target{$hex_branch_target} to 1"; gp_message ("debugXL", $subr_name, $msg); $msg = "added extended_branch_target{$instruction_address}"; $msg .= " = $extended_branch_target{$instruction_address}"; gp_message ("debugXL", $subr_name, $msg); } else { $msg = "line[$line_no] unknown address format"; gp_message ("assertion", $subr_name, $msg); } } } } else { $found_it = $FALSE; } return (\$found_it, \%branch_target, \%extended_branch_target); } #-- End of subroutine check_and_proc_dis_func_call #------------------------------------------------------------------------------ # Check if the value for the user option given is valid. # # In case the value is valid, the g_user_settings table is updated with the # (new) value. # # Otherwise an error message is pushed into the g_error_msgs buffer. # # The return value is TRUE/FALSE. #------------------------------------------------------------------------------ sub check_and_set_user_option { my $subr_name = get_my_name (); my ($internal_opt_name, $value) = @_; my $msg; my $valid; my $option_value_missing; my $option = $g_user_settings{$internal_opt_name}{"option"}; my $data_type = $g_user_settings{$internal_opt_name}{"data_type"}; my $no_of_args = $g_user_settings{$internal_opt_name}{"no_of_arguments"}; if (($no_of_args >= 1) and ((not defined ($value)) or (length ($value) == 0))) #------------------------------------------------------------------------------ # If there was no value given, but it is required, flag an error. # There could also be a value, but it might be the empty string. # # Note that that there are currently no options with multiple values. Should # these be introduced, the current check may need to be refined. #------------------------------------------------------------------------------ { $valid = $FALSE; $option_value_missing = $TRUE; } elsif ($no_of_args >= 1) { $option_value_missing = $FALSE; #------------------------------------------------------------------------------ # There is an input value. Check if it is valid and if so, store it. # # Note that we allow the options to be case insensitive. #------------------------------------------------------------------------------ $valid = verify_if_input_is_valid ($value, $data_type); if ($valid) { if (($data_type eq "onoff") or ($data_type eq "size")) { $g_user_settings{$internal_opt_name}{"current_value"} = lc ($value); } else { $g_user_settings{$internal_opt_name}{"current_value"} = $value; } $g_user_settings{$internal_opt_name}{"defined"} = $TRUE; } } return (\$valid, \$option_value_missing); } #-- End of subroutine check_and_set_user_option #------------------------------------------------------------------------------ # Check for the $GP_DISPLAY_TEXT tool to be available. This is a critical tool # needed to provide the information. If it can not be found, execution is # terminated. # # We first search for this tool in the current execution directory. If it # cannot be found there, use $PATH to try to locate it. #------------------------------------------------------------------------------ sub check_availability_tool { my $subr_name = get_my_name (); my ($location_gp_command_ref) = @_; my $error_code; my $error_occurred; my $gp_path; my $msg; my $output_which_gp_display_text; my $return_value; my $target_cmd; #------------------------------------------------------------------------------ # Get the path to gp-display-text. #------------------------------------------------------------------------------ my ($error_occurred_ref, $gp_path_ref, $return_value_ref) = find_path_to_gp_display_text ($location_gp_command_ref); $error_occurred = ${ $error_occurred_ref}; $gp_path = ${ $gp_path_ref }; $return_value = ${ $return_value_ref}; $msg = "error_occurred = $error_occurred return_value = $return_value"; gp_message ("debugXL", $subr_name, $msg); if (not $error_occurred) #------------------------------------------------------------------------------ # All is well and gp-display-text has been located. #------------------------------------------------------------------------------ { $g_path_to_tools = $return_value; $msg = "located $GP_DISPLAY_TEXT in the execution directory"; gp_message ("debug", $subr_name, $msg); $msg = "g_path_to_tools = $g_path_to_tools"; gp_message ("debug", $subr_name, $msg); } else #------------------------------------------------------------------------------ # Something went wrong, but perhaps we can still continue. Try to find # $GP_DISPLAY_TEXT through the search path. #------------------------------------------------------------------------------ { $msg = $g_html_new_line; $msg .= "could not find $GP_DISPLAY_TEXT in directory $gp_path :"; $msg .= " $return_value"; gp_message ("warning", $subr_name, $msg); #------------------------------------------------------------------------------ # Check if we can find $GP_DISPLAY_TEXT in the search path. #------------------------------------------------------------------------------ $msg = "check for $GP_DISPLAY_TEXT to be in the search path"; gp_message ("debug", $subr_name, $msg); gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; $target_cmd = $g_mapped_cmds{"which"} . " $GP_DISPLAY_TEXT 2>&1"; ($error_code, $output_which_gp_display_text) = execute_system_cmd ($target_cmd); if ($error_code == 0) { my ($gp_file_name, $gp_path, $suffix_not_used) = fileparse ($output_which_gp_display_text); $g_path_to_tools = $gp_path; $msg = "located $GP_DISPLAY_TEXT in $g_path_to_tools"; gp_message ("warning", $subr_name, $msg); $msg = "this is the version that will be used"; gp_message ("warning", $subr_name, $msg); $msg = "the $GP_DISPLAY_TEXT tool is in the search path"; gp_message ("debug", $subr_name, $msg); $msg = "g_path_to_tools = $g_path_to_tools"; gp_message ("debug", $subr_name, $msg); } else { $msg = "failure to find $GP_DISPLAY_TEXT in the search path"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } } return (\$g_path_to_tools); } #-- End of subroutine check_availability_tool #------------------------------------------------------------------------------ # This function determines whether load objects are in ELF format. # # Compared to the original code, any input value other than 2 or 3 is rejected # upfront. This not only reduces the nesting level, but also eliminates a # possible bug. # # Also, by isolating the tests for the input files, another nesting level could # be eliminated, further simplifying this still too complex code. #------------------------------------------------------------------------------ sub check_loadobjects_are_elf { my $subr_name = get_my_name (); my ($selected_archive) = @_; my $event_kind_map_regex; $event_kind_map_regex = '^<event kind="map"\s.*vaddr='; $event_kind_map_regex .= '"0x([0-9a-fA-F]+)"\s+.*foffset='; $event_kind_map_regex .= '"\+*0x([0-9a-fA-F]+)"\s.*modes='; $event_kind_map_regex .= '"0x([0-9]+)"\s.*name="(.*)".*>$'; my $hostname_current = $local_system_config{"hostname_current"}; my $arch = $local_system_config{"processor"}; my $arch_uname_s = $local_system_config{"kernel_name"}; my $extracted_information; my $elf_magic_number; my $executable_name; my $va_executable_in_hex; my $arch_exp; my $hostname_exp; my $os_exp; my $os_exp_full; my $archives_file; my $rc_b; my $file; my $line; my $msg; my $name; my $name_path; my $foffset; my $vaddr; my $modes; my $path_to_map_file; my $path_to_log_file; #------------------------------------------------------------------------------ # TBD: Parameterize and should be the first experiment directory from the list. #------------------------------------------------------------------------------ $path_to_log_file = $g_exp_dir_meta_data{$selected_archive}{"directory_path"}; $path_to_log_file .= $selected_archive; $path_to_log_file .= "/log.xml"; gp_message ("debug", $subr_name, "hostname_current = $hostname_current"); gp_message ("debug", $subr_name, "arch = $arch"); gp_message ("debug", $subr_name, "arch_uname_s = $arch_uname_s"); #------------------------------------------------------------------------------ # TBD # # This check can probably be removed since the presence of the log.xml file is # checked for in an earlier phase. #------------------------------------------------------------------------------ $msg = " - unable to open file $path_to_log_file for reading:"; open (LOG_XML, "<", $path_to_log_file) or die ($subr_name . $msg . " " . $!); $msg = "opened file $path_to_log_file for reading"; gp_message ("debug", $subr_name, $msg); while (<LOG_XML>) { $line = $_; chomp ($line); gp_message ("debugM", $subr_name, "read line: $line"); #------------------------------------------------------------------------------ # Search for the first line starting with "<system". Bail out if found and # parsed. These are two examples: # <system hostname="ruud-vm" arch="x86_64" \ # os="Linux 4.14.35-2025.400.8.el7uek.x86_64" pagesz="4096" npages="30871514"> #------------------------------------------------------------------------------ if ($line =~ /^\s*<system\s+/) { $msg = "selected the following line from the log.xml file:"; gp_message ("debugM", $subr_name, $msg); gp_message ("debugM", $subr_name, "$line"); if ($line =~ /.*\s+hostname="([^"]+)/) { $hostname_exp = $1; $msg = "extracted hostname_exp = " . $hostname_exp; gp_message ("debugM", $subr_name, $msg); } if ($line =~ /.*\s+arch="([^"]+)/) { $arch_exp = $1; $msg = "extracted arch_exp = " . $arch_exp; gp_message ("debugM", $subr_name, $msg); } if ($line =~ /.*\s+os="([^"]+)/) { $os_exp_full = $1; #------------------------------------------------------------------------------ # Capture the first word only. #------------------------------------------------------------------------------ if ($os_exp_full =~ /([^\s]+)/) { $os_exp = $1; } $msg = "extracted os_exp = " . $os_exp; gp_message ("debugM", $subr_name, $msg); } last; } } #-- End of while loop close (LOG_XML); #------------------------------------------------------------------------------ # If the current system is identical to the system used in the experiment, # we can return early. Otherwise we need to dig deeper. # # TBD: How about the other experiment directories?! This needs to be fixed. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "completed while loop"); gp_message ("debug", $subr_name, "hostname_exp = $hostname_exp"); gp_message ("debug", $subr_name, "arch_exp = $arch_exp"); gp_message ("debug", $subr_name, "os_exp = $os_exp"); #TBD: THIS DOES NOT CHECK IF ELF IS FOUND! if (($hostname_current eq $hostname_exp) and ($arch eq $arch_exp) and ($arch_uname_s eq $os_exp)) { $msg = "early return: the hostname, architecture and OS match"; $msg .= " the current system"; gp_message ("debug", $subr_name, $msg); $msg = "FAKE THIS IS NOT THE CASE AND CONTINUE"; gp_message ("debug", $subr_name, $msg); # FAKE return ($TRUE); } if (not $g_exp_dir_meta_data{$selected_archive}{"archive_is_empty"}) { $msg = "selected_archive = " . $selected_archive; gp_message ("debug", $subr_name, $msg); for my $i (sort keys %{$g_exp_dir_meta_data{$selected_archive}{"archive_files"}}) { $msg = "stored loadobject " . $i . " "; $msg .= $g_exp_dir_meta_data{$selected_archive}{"archive_files"}{$i}; gp_message ("debug", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Check if the selected experiment directory has archived files in ELF format. # If not, use the information in map.xml to get the name of the executable # and the virtual address. #------------------------------------------------------------------------------ if ($g_exp_dir_meta_data{$selected_archive}{"archive_in_elf_format"}) { $msg = "the files in directory $selected_archive/archives are in"; $msg .= " ELF format"; gp_message ("debugM", $subr_name, $msg); $msg = "IGNORE THIS AND USE MAP.XML"; gp_message ("debugM", $subr_name, $msg); ## return ($TRUE); } $msg = "the files in directory $selected_archive/archives are not in"; $msg .= " ELF format"; gp_message ("debug", $subr_name, $msg); $path_to_map_file = $g_exp_dir_meta_data{$selected_archive}{"directory_path"}; $path_to_map_file .= $selected_archive; $path_to_map_file .= "/map.xml"; $msg = " - unable to open file $path_to_map_file for reading:"; open (MAP_XML, "<", $path_to_map_file) or die ($subr_name . $msg . " " . $!); $msg = "opened file $path_to_map_file for reading"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Scan the map.xml file. We need to find the name of the executable with the # mode set to 0x005. For this entry we have to capture the virtual address. #------------------------------------------------------------------------------ $extracted_information = $FALSE; while (<MAP_XML>) { $line = $_; chomp ($line); gp_message ("debugM", $subr_name, "MAP_XML read line = $line"); #------------------------------------------------------------------------------ # Replaces this way too long line: # if ($line =~ /^<event kind="map"\s.*vaddr="0x([0-9a-fA-F]+)"\s+. # *foffset="\+*0x([0-9a-fA-F]+)"\s.*modes="0x([0-9]+)"\s.* # name="(.*)".*>$/) #------------------------------------------------------------------------------ if ($line =~ /$event_kind_map_regex/) { gp_message ("debugM", $subr_name, "target line = $line"); $vaddr = $1; $foffset = $2; $modes = $3; $name_path = $4; $name = get_basename ($name_path); $msg = "extracted vaddr = $vaddr foffset = $foffset"; $msg .= " modes = $modes"; gp_message ("debugM", $subr_name, $msg); $msg = "extracted name_path = $name_path name = $name"; gp_message ("debugM", $subr_name, $msg); # $error_extracting_information = $TRUE; $executable_name = $name; my $result_VA = bigint::hex ($vaddr) - bigint::hex ($foffset); my $hex_VA = sprintf ("0x%016x", $result_VA); $va_executable_in_hex = $hex_VA; $msg = "set executable_name = " . $executable_name; gp_message ("debugM", $subr_name, $msg); $msg = "set va_executable_in_hex = " . $va_executable_in_hex; gp_message ("debugM", $subr_name, $msg); $msg = "result_VA = " . $result_VA; gp_message ("debugM", $subr_name, $msg); $msg = "hex_VA = " . $hex_VA; gp_message ("debugM", $subr_name, $msg); if ($modes eq "005") { $extracted_information = $TRUE; last; } } } close (MAP_XML); if (not $extracted_information) { $msg = "cannot find the necessary information in"; $msg .= " the $path_to_map_file file"; gp_message ("assertion", $subr_name, $msg); } ## $executable_name = $ARCHIVES_MAP_NAME; ## $va_executable_in_hex = $ARCHIVES_MAP_VADDR; return ($executable_name, $va_executable_in_hex); } #-- End of subroutine check_loadobjects_are_elf #------------------------------------------------------------------------------ # Compare the current metric values against the maximum values. Mark the line # if a value is within the percentage defined by $hp_value. #------------------------------------------------------------------------------ sub check_metric_values { my $subr_name = get_my_name (); my ($metric_values, $max_metric_values_ref) = @_; my @max_metric_values = @{ $max_metric_values_ref }; my @current_metrics = (); my $colour_coded_line; my $current_value; my $hp_value = $g_user_settings{"highlight_percentage"}{"current_value"}; my $max_value; my $msg; my $relative_distance; @current_metrics = split (" ", $metric_values); $colour_coded_line = $FALSE; for my $metric (0 .. $#current_metrics) { $current_value = $current_metrics[$metric]; if (exists ($max_metric_values[$metric])) { $max_value = $max_metric_values[$metric]; $msg = "metric = $metric current_value = $current_value"; $msg .= " max_value = $max_value"; gp_message ("debugXL", $subr_name, $msg); if ( ($max_value > 0) and ($current_value > 0) and ($current_value != $max_value) ) { # TBD: abs needed? $msg = "metric = $metric current_value = $current_value"; $msg .= " max_value = $max_value"; gp_message ("debugXL", $subr_name, $msg); $relative_distance = 1.00 - abs ( ($max_value - $current_value)/$max_value ); $msg = "relative_distance = $relative_distance"; gp_message ("debugXL", $subr_name, $msg); if ($relative_distance >= $hp_value/100.0) { $msg = "metric $metric is within the relative_distance"; gp_message ("debugXL", $subr_name, $msg); $colour_coded_line = $TRUE; last; } } } } #-- End of loop over metrics return (\$colour_coded_line); } #-- End of subroutine check_metric_values #------------------------------------------------------------------------------ # Check if the system is supported. #------------------------------------------------------------------------------ sub check_support_for_processor { my $subr_name = get_my_name (); my ($machine_ref) = @_; my $machine = ${ $machine_ref }; my $is_supported; if ($machine eq "x86_64") { $is_supported = $TRUE; } else { $is_supported = $FALSE; } return (\$is_supported); } #-- End of subroutine check_support_for_processor #------------------------------------------------------------------------------ # Check the command line options for the occurrence of experiments and make # sure that this list is contigious. No other names are allowed in this list. # # Terminate execution in case of an error. Otherwise remove the experiment # names for ARGV (to make the subsequent parsing easier), and return an array # with the experiment names. # # The following patterns are supposed to be detected: # # <expdir_1> some other word(s) <expdir_2> # <expdir> some other word(s) #------------------------------------------------------------------------------ sub check_the_experiment_list { my $subr_name = get_my_name (); #------------------------------------------------------------------------------ # The name of an experiment directory can contain any non-whitespace # character(s), but has to end with .er, or optionally .er/. Multiple # forward slashes are allowed. #------------------------------------------------------------------------------ my $exp_dir_regex = '^(\S+)(\.er)\/*$'; my $forward_slash_regex = '\/*$'; my $current_value; my @exp_dir_list = (); my $found_experiment = $FALSE; my $found_non_exp = $FALSE; my $msg; my $name_non_exp_dir = ""; my $no_of_experiments = 0; my $no_of_invalid_dirs = 0; my $opt_remainder; my $valid = $TRUE; for my $i (keys @ARGV) { $current_value = $ARGV[$i]; if ($current_value =~ /$exp_dir_regex/) #------------------------------------------------------------------------------ # The current value is an experiment. Remove any trailing forward slashes, # Increment the count, push the value into the array and set the # found_experiment flag to TRUE. #------------------------------------------------------------------------------ { $no_of_experiments += 1; $current_value =~ s/$forward_slash_regex//; push (@exp_dir_list, $current_value); if (not $found_experiment) #------------------------------------------------------------------------------ # Start checking for the next field(s). #------------------------------------------------------------------------------ { $found_experiment = $TRUE; } #------------------------------------------------------------------------------ # We had found non-experiment names and now see another experiment. Time to # bail out of the loop. #------------------------------------------------------------------------------ if ($found_non_exp) { last; } } else { if ($found_experiment) #------------------------------------------------------------------------------ # The current value is not an experiment, but the value of found_experiment # indicates at least one experiment has been seen already. This means that # the list of experiment names is not contiguous and that is a fatal error. #------------------------------------------------------------------------------ { $name_non_exp_dir .= $current_value . " "; $found_non_exp = $TRUE; } } } #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Error handling. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ if ($found_non_exp) #------------------------------------------------------------------------------ # The experiment list is not contiguous. #------------------------------------------------------------------------------ { $valid = $FALSE; $msg = "the list with the experiments is not contiguous:"; gp_message ("error", $subr_name, $msg); $msg = "\"" . $name_non_exp_dir. "\"". " is not an experiment, but" . " appears in a list where experiments are expected"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } if ($no_of_experiments == 0) #------------------------------------------------------------------------------ # The experiment list is empty. #------------------------------------------------------------------------------ { $valid = $FALSE; $msg = "the experiment list is missing from the options"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } if (not $valid) #------------------------------------------------------------------------------ # If an error has occurred, print the error(s) and terminate execution. #------------------------------------------------------------------------------ { gp_message ("abort", $subr_name, $g_abort_msg); } #------------------------------------------------------------------------------ # We now have a list with experiments, but we still need to verify whether they # exist, and if so, are these valid experiments? #------------------------------------------------------------------------------ for my $exp_dir (@exp_dir_list) { $msg = "checking experiment directory $exp_dir"; gp_message ("debug", $subr_name, $msg); if (-d $exp_dir) { $msg = "directory $exp_dir found"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Files log.xml and map.xml have to be there. #------------------------------------------------------------------------------ if ((-e $exp_dir."/log.xml") and (-e $exp_dir."/map.xml")) { $msg = "directory $exp_dir appears to be a valid experiment"; $msg .= " directory"; gp_message ("debug", $subr_name, $msg); } else { $no_of_invalid_dirs++; $msg = "file " . $exp_dir . "/log.xml and/or " . $exp_dir; $msg .= "/map.xml missing"; gp_message ("debug", $subr_name, $msg); $msg = "directory " . get_basename($exp_dir) . " does not"; $msg .= " appear to be a valid experiment directory"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } } else { $no_of_invalid_dirs++; $msg = "directory " . get_basename($exp_dir) . " does not exist"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } } if ($no_of_invalid_dirs > 0) #------------------------------------------------------------------------------ # This is a fatal error, but for now, we can continue to check for more errors. # Even if none more are found, execution is terminated before the data is # generated and processed. In this way we can catch as many errors as # possible. #------------------------------------------------------------------------------ { my $plural_or_single = ($no_of_invalid_dirs == 1) ? "one experiment is" : $no_of_invalid_dirs . " experiments are"; $msg = $plural_or_single . " not valid"; ## gp_message ("abort", $subr_name, $msg); ## $g_total_error_count++; } #------------------------------------------------------------------------------ # Remove the experiments from ARGV and return the array with the experiment # names. Note that these may, or may not be valid, but if invalid, execution # terminates before they are used. #------------------------------------------------------------------------------ for my $i (1 .. $no_of_experiments) { my $poppy = pop (@ARGV); $msg = "popped $poppy from ARGV"; gp_message ("debug", $subr_name, $msg); $msg = "ARGV after update = " . join (" ", @ARGV); gp_message ("debug", $subr_name, $msg); } return (\@exp_dir_list); } #-- End of subroutine check_the_experiment_list #------------------------------------------------------------------------------ # Perform multiple checks on the experiment directories. # # TBD: It needs to be investigated whether all of this is really neccesary. #------------------------------------------------------------------------------ sub check_validity_exp_dirs { my $subr_name = get_my_name (); my ($exp_dir_list_ref) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my %elf_rats = (); my $dir_not_found = $FALSE; my $missing_dirs = 0; my $invalid_dirs = 0; my $archive_dir_not_empty; my $archives_dir; my $archives_file; my $count_exp_dir_not_elf; my $elf_magic_number; my $first_line; my $msg; my $first_time; my $filename; my $comment; my $selected_archive_has_elf_format; my $selected_archive; my $archive_dir_selected; my $no_of_files_in_selected_archive; #------------------------------------------------------------------------------ # Initialize ELF status to FALSE. #------------------------------------------------------------------------------ ## for my $exp_dir (@exp_dir_list) for my $exp_dir (keys %g_exp_dir_meta_data) { $g_exp_dir_meta_data{$exp_dir}{"elf_format"} = $FALSE; $g_exp_dir_meta_data{$exp_dir}{"archive_in_elf_format"} = $FALSE; } #------------------------------------------------------------------------------ # Check if the load objects are in ELF format. #------------------------------------------------------------------------------ for my $exp_dir (keys %g_exp_dir_meta_data) { $archives_dir = $g_exp_dir_meta_data{$exp_dir}{"directory_path"}; $archives_dir .= $exp_dir . "/archives"; $archive_dir_not_empty = $FALSE; $first_time = $TRUE; $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"} = $TRUE; $g_exp_dir_meta_data{$exp_dir}{"no_of_files_in_archive"} = 0; $msg = "g_exp_dir_meta_data{$exp_dir}{'archive_is_empty'} = "; $msg .= $g_exp_dir_meta_data{$exp_dir}{'archive_is_empty'}; gp_message ("debug", $subr_name, $msg); $msg = "checking $archives_dir"; gp_message ("debug", $subr_name, $msg); while (glob ("$archives_dir/*")) { $filename = get_basename ($_); $msg = "processing file: $filename"; gp_message ("debug", $subr_name, $msg); $g_exp_dir_meta_data{$exp_dir}{"archive_files"}{$filename} = $TRUE; $g_exp_dir_meta_data{$exp_dir}{"no_of_files_in_archive"}++; $archive_dir_not_empty = $TRUE; #------------------------------------------------------------------------------ # Replaces the ELF_RATS part in elf_phdr. # # Challenge: splittable_mrg.c_I0txnOW_Wn5 # # TBD: Store this for each relevant experiment directory. #------------------------------------------------------------------------------ my $last_dot = rindex ($filename,"."); my $underscore_before_dot = $TRUE; my $first_underscore = -1; $msg = "last_dot = $last_dot"; gp_message ("debugXL", $subr_name, $msg); while ($underscore_before_dot) { $first_underscore = index ($filename, "_", $first_underscore+1); if ($last_dot < $first_underscore) { $underscore_before_dot = $FALSE; } } my $original_name = substr ($filename, 0, $first_underscore); $msg = "stripped archive name: " . $original_name; gp_message ("debug", $subr_name, $msg); if (not exists ($elf_rats{$original_name})) { $elf_rats{$original_name} = [$filename, $exp_dir]; } #------------------------------------------------------------------------------ # We only need to detect the presence of an object once. #------------------------------------------------------------------------------ if ($first_time) { $first_time = $FALSE; $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"} = $FALSE; $msg = "g_exp_dir_meta_data{$exp_dir}{'archive_is_empty'} = "; $msg .= $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}; gp_message ("debugXL", $subr_name, $msg); } } } #-- End of loop over experiment directories for my $exp_dir (sort keys %g_exp_dir_meta_data) { my $empty = $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}; $msg = "archive directory " . $exp_dir . "/archives is"; $msg .= " " . ($empty ? "empty" : "not empty"); gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ # Verify that all relevant files in the archive directories are in ELF format. #------------------------------------------------------------------------------ for my $exp_dir (sort keys %g_exp_dir_meta_data) { $g_exp_dir_meta_data{$exp_dir}{"archive_in_elf_format"} = $FALSE; if (not $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}) { $archives_dir = $g_exp_dir_meta_data{$exp_dir}{"directory_path"}; $archives_dir .= $exp_dir . "/archives"; $msg = "exp_dir = " . $exp_dir . " archives_dir = " . $archives_dir; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Check if any of the loadobjects is of type ELF. Bail out on the first one # found. The assumption is that all other loadobjects must be of type ELF too # then. #------------------------------------------------------------------------------ for my $aname (sort keys %{$g_exp_dir_meta_data{$exp_dir}{"archive_files"}}) { $filename = $g_exp_dir_meta_data{$exp_dir}{"directory_path"}; $filename .= $exp_dir . "/archives/" . $aname; $msg = " - unable to open file $filename for reading:"; open (ARCF,"<", $filename) or die ($subr_name . $msg . " " . $!); $first_line = <ARCF>; close (ARCF); #------------------------------------------------------------------------------ # The first 4 hex fields in the header of an ELF file are: 7F 45 4c 46 (7FELF). # # See also https://en.wikipedia.org/wiki/Executable_and_Linkable_Format #------------------------------------------------------------------------------ # if ($first_line =~ /^\177ELF.*/) $elf_magic_number = unpack ('H8', $first_line); if ($elf_magic_number eq "7f454c46") { $g_exp_dir_meta_data{$exp_dir}{"archive_in_elf_format"} = $TRUE; $g_exp_dir_meta_data{$exp_dir}{"elf_format"} = $TRUE; last; } } } } for my $exp_dir (sort keys %g_exp_dir_meta_data) { $msg = "the loadobjects in the archive in $exp_dir are"; $msg .= ($g_exp_dir_meta_data{$exp_dir}{"archive_in_elf_format"}) ? " in" : " not in"; $msg .= " ELF format"; gp_message ("debug", $subr_name, $msg); } for my $exp_dir (sort keys %g_exp_dir_meta_data) { if ($g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}) { $msg = "there are no archived files in " . $exp_dir; gp_message ("debug", $subr_name, $msg); } } #------------------------------------------------------------------------------ # If there are archived files and they are not in ELF format, a debug message # is issued. # # TBD: Bail out? #------------------------------------------------------------------------------ $count_exp_dir_not_elf = 0; for my $exp_dir (sort keys %g_exp_dir_meta_data) { if (not $g_exp_dir_meta_data{$exp_dir}{"archive_in_elf_format"}) { $count_exp_dir_not_elf++; } } if ($count_exp_dir_not_elf != 0) { $msg = "there are $count_exp_dir_not_elf experiments with non-ELF"; $msg .= " load objects"; gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ # Select the experiment directory that is used for the files in the archive. # By default, a directory with archived files is used, but in case this does # not exist, a directory without archived files is selected. Obviously this # needs to be dealt with later on. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Try the experiments with archived files first. #------------------------------------------------------------------------------ $archive_dir_not_empty = $FALSE; $archive_dir_selected = $FALSE; ## for my $exp_dir (sort @exp_dir_list) for my $exp_dir (sort keys %g_exp_dir_meta_data) { $msg = "exp_dir = " . $exp_dir; gp_message ("debugXL", $subr_name, $msg); $msg = "g_exp_dir_meta_data{$exp_dir}{'archive_is_empty'}"; $msg .= " = " . $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}; gp_message ("debugXL", $subr_name, $msg); if (not $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}) { $selected_archive = $exp_dir; $archive_dir_not_empty = $TRUE; $archive_dir_selected = $TRUE; $selected_archive_has_elf_format = ($g_exp_dir_meta_data{$exp_dir}{"archive_in_elf_format"}) ? $TRUE : $FALSE; last; } } if (not $archive_dir_selected) #------------------------------------------------------------------------------ # None are found and pick the first one without archived files. #------------------------------------------------------------------------------ { for my $exp_dir (sort keys %g_exp_dir_meta_data) { if ($g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}) { $selected_archive = $exp_dir; $archive_dir_not_empty = $FALSE; $archive_dir_selected = $TRUE; $selected_archive_has_elf_format = $FALSE; last; } } } $msg = "experiment $selected_archive has been selected for"; $msg .= " archive analysis"; gp_message ("debug", $subr_name, $msg); $msg = "this archive is"; $msg .= $archive_dir_not_empty ? " not empty" : " empty"; gp_message ("debug", $subr_name, $msg); $msg = "this archive is"; $msg .= $selected_archive_has_elf_format ? " in" : " not in"; $msg .= " ELF format"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Get the size of the hash that contains the archived files. #------------------------------------------------------------------------------ ## $NO_OF_FILES_IN_ARCHIVE = scalar (keys %ARCHIVES_FILES); $no_of_files_in_selected_archive = $g_exp_dir_meta_data{$selected_archive}{"no_of_files_in_archive"}; $msg = "number of files in archive $selected_archive is"; $msg .= " " . $no_of_files_in_selected_archive; gp_message ("debug", $subr_name, $msg); for my $exp_dir (sort keys %g_exp_dir_meta_data) { my $is_empty = $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}; $msg = "archive directory $exp_dir/archives is"; $msg .= $is_empty ? " empty" : " not empty"; gp_message ("debug", $subr_name, $msg); } for my $exp_dir (sort keys %g_exp_dir_meta_data) { if (not $g_exp_dir_meta_data{$exp_dir}{"archive_is_empty"}) { for my $object (sort keys %{$g_exp_dir_meta_data{$exp_dir}{"archive_files"}}) { $msg = $exp_dir . " " . $object . " "; $msg .= $g_exp_dir_meta_data{$exp_dir}{'archive_files'}{$object}; gp_message ("debug", $subr_name, $msg); } } } return ($archive_dir_not_empty, $selected_archive, \%elf_rats); } #-- End of subroutine check_validity_exp_dirs #------------------------------------------------------------------------------ # Color the string and optionally mark it boldface. # # For supported colors, see: # https://www.w3schools.com/colors/colors_names.asp #------------------------------------------------------------------------------ sub color_string { my $subr_name = get_my_name (); my ($input_string, $boldface, $color) = @_; my $colored_string; $colored_string = "<font color='" . $color . "'>"; if ($boldface) { $colored_string .= "<b>"; } $colored_string .= $input_string; if ($boldface) { $colored_string .= "</b>"; } $colored_string .= "</font>"; return ($colored_string); } #-- End of subroutine color_string #------------------------------------------------------------------------------ # Generate the array with the info on the experiment(s). #------------------------------------------------------------------------------ sub create_exp_info { my $subr_name = get_my_name (); my ($experiment_dir_list_ref, $experiment_data_ref) = @_; my @experiment_dir_list = @{ $experiment_dir_list_ref }; my @experiment_data = @{ $experiment_data_ref }; my @experiment_stats_html = (); my $experiment_stats_line; my $msg; my $plural; $plural = ($#experiment_dir_list > 0) ? "s:" : ":"; $experiment_stats_line = "<h3>\n"; $experiment_stats_line .= "Full pathnames to the input experiment"; $experiment_stats_line .= $plural . "\n"; $experiment_stats_line .= "</h3>\n"; $experiment_stats_line .= "<pre>\n"; for my $i (0 .. $#experiment_dir_list) { $experiment_stats_line .= $experiment_dir_list[$i] . " (" ; $experiment_stats_line .= $experiment_data[$i]{"start_date"} . ")\n"; } $experiment_stats_line .= "</pre>\n"; push (@experiment_stats_html, $experiment_stats_line); $msg = "experiment_stats_line = " . $experiment_stats_line; gp_message ("debugXL", $subr_name, $msg); return (\@experiment_stats_html); } #-- End of subroutine create_exp_info #------------------------------------------------------------------------------ # Trivial function to generate a tag. This has been made a function to ensure # consistency creating tags and also make it easier to change them. #------------------------------------------------------------------------------ sub create_function_tag { my $subr_name = get_my_name (); my ($tag_id) = @_; my $function_tag = "function_tag_" . $tag_id; return ($function_tag); } #-- End of subroutine create_function_tag #------------------------------------------------------------------------------ # Generate and return a string with the credits. Note that this also ends # the HTML formatting controls. #------------------------------------------------------------------------------ sub create_html_credits { my $subr_name = get_my_name (); my $msg; my $the_date; my @months = qw (January February March April May June July August September October November December); my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) = localtime (); $year += 1900; $the_date = $months[$mon] . " " . $mday . ", " . $year; $msg = "<i>\n"; $msg .= "Output generated by the $driver_cmd command "; $msg .= "on $the_date "; $msg .= "(GNU binutils version " . $binutils_version . ")"; $msg .= "\n"; $msg .= "</i>"; gp_message ("debug", $subr_name, "the date = $the_date"); return (\$msg); } #-- End of subroutine create_html_credits #------------------------------------------------------------------------------ # Generate a string that contains all the necessary HTML header information, # plus a title. # # See also https://www.w3schools.com for the details on the features used. #------------------------------------------------------------------------------ sub create_html_header { my $subr_name = get_my_name (); my ($title_ref) = @_; my $title = ${ $title_ref }; my $LANG = $g_locale_settings{"LANG"}; my $background_color = $g_html_color_scheme{"background_color_page"}; my $html_header; $html_header = "<!DOCTYPE html public \"-//w3c//dtd html 3.2//en\">\n"; $html_header .= "<html lang=\"$LANG\">\n"; $html_header .= "<head>\n"; $html_header .= "<meta http-equiv=\"content-type\""; $html_header .= " content=\"text/html; charset=iso-8859-1\">\n"; $html_header .= "<title>" . $title . "</title>\n"; $html_header .= "</head>\n"; $html_header .= "<body lang=\"$LANG\" bgcolor=". $background_color . ">\n"; $html_header .= "<style>\n"; $html_header .= "div.left {\n"; $html_header .= "text-align: left;\n"; $html_header .= "}\n"; $html_header .= "div.right {\n"; $html_header .= "text-align: right;\n"; $html_header .= "}\n"; $html_header .= "div.center {\n"; $html_header .= "text-align: center;\n"; $html_header .= "}\n"; $html_header .= "div.justify {\n"; $html_header .= "text-align: justify;\n"; $html_header .= "}\n"; $html_header .= "</style>"; return (\$html_header); } #-- End of subroutine create_html_header #------------------------------------------------------------------------------ # Create a complete table. #------------------------------------------------------------------------------ sub create_table { my $subr_name = get_my_name (); my ($experiment_data_ref, $table_definition_ref) = @_; my @experiment_data = @{ $experiment_data_ref }; my @table_definition = @{ $table_definition_ref }; my @html_exp_table_data = (); my $html_header_line; my $html_table_line; my $html_end_table; $html_header_line = ${ create_table_header_exp (\@experiment_data) }; push (@html_exp_table_data, $html_header_line); for my $i (sort keys @table_definition) { $html_table_line = ${ create_table_entry_exp (\$table_definition[$i]{"name"}, \$table_definition[$i]{"key"}, \@experiment_data) }; push (@html_exp_table_data, $html_table_line); my $msg = "i = $i html_table_line = $html_table_line"; gp_message ("debugXL", $subr_name, $msg); } $html_end_table = "</table>\n"; push (@html_exp_table_data, $html_end_table); return (\@html_exp_table_data); } #-- End of subroutine create_table #------------------------------------------------------------------------------ # Create one row for the table with experiment info. #------------------------------------------------------------------------------ sub create_table_entry_exp { my $subr_name = get_my_name (); my ($entry_name_ref, $key_ref, $experiment_data_ref) = @_; my $entry_name = ${ $entry_name_ref }; my $key = ${ $key_ref }; my @experiment_data = @{ $experiment_data_ref }; my $html_line; my $msg; $msg = "entry_name = $entry_name key = $key"; gp_message ("debugXL", $subr_name, $msg); ## $html_line = "<tr><div class=\"left\"><td><b> "; $html_line = "<tr><div class=\"right\"><td><b> "; $html_line .= $entry_name; $html_line .= " </b></td>"; for my $i (sort keys @experiment_data) { if (exists ($experiment_data[$i]{$key})) { $html_line .= "<td> " . $experiment_data[$i]{$key}; $html_line .= " </td>"; } else { $msg = "experiment_data[$i]{$key} does not exist"; ## gp_message ("assertion", $subr_name, $msg); # TBD: warning or error? gp_message ("warning", $subr_name, $msg); } } $html_line .= "</div></tr>\n"; gp_message ("debugXL", $subr_name, "return html_line = $html_line"); return (\$html_line); } #-- End of subroutine create_table_entry_exp #------------------------------------------------------------------------------ # Create the table header for the experiment info. #------------------------------------------------------------------------------ sub create_table_header_exp { my $subr_name = get_my_name (); my ($experiment_data_ref) = @_; my @experiment_data = @{ $experiment_data_ref }; my $html_header_line; my $msg; $html_header_line = "<style>\n"; $html_header_line .= "table, th, td {\n"; $html_header_line .= "border: 1px solid black;\n"; $html_header_line .= "border-collapse: collapse;\n"; $html_header_line .= "}\n"; $html_header_line .= "</style>\n"; $html_header_line .= "</pre>\n"; $html_header_line .= "<table>\n"; $html_header_line .= "<tr><div class=\"center\"><th></th>"; for my $i (sort keys @experiment_data) { $html_header_line .= "<th> Experiment ID "; $html_header_line .= $experiment_data[$i]{"exp_id"} . " </th>"; } $html_header_line .= "</div></tr>\n"; $msg = "html_header_line = " . $html_header_line; gp_message ("debugXL", $subr_name, $msg); return (\$html_header_line); } #-- End of subroutine create_table_header_exp #------------------------------------------------------------------------------ # Handle where the output should go. If needed, a directory is created where # the results will go. #------------------------------------------------------------------------------ sub define_the_output_directory { my $subr_name = get_my_name (); my ($define_new_output_dir, $overwrite_output_dir) = @_; my $msg; my $outputdir; #------------------------------------------------------------------------------ # If neither -o or -O are set, find the next number to be used in the name for # the default output directory. #------------------------------------------------------------------------------ if ((not $define_new_output_dir) and (not $overwrite_output_dir)) { my $dir_id = 1; while (-d "er.".$dir_id.".html") { $dir_id++; } $outputdir = "er.".$dir_id.".html"; } if (-d $outputdir) { #------------------------------------------------------------------------------ # The -o option is used, but the directory already exists. #------------------------------------------------------------------------------ if ($define_new_output_dir) { $msg = "directory $outputdir already exists"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; $msg = "use the -O/--overwrite option to overwrite an existing"; $msg .= " directory"; gp_message ("abort", $subr_name, $msg); } #------------------------------------------------------------------------------ # This is a bit risky, so we proceed with caution. The output directory exists, # but it is okay to overwrite it. It is removed here and created again below. #------------------------------------------------------------------------------ elsif ($overwrite_output_dir) { my $target_cmd = $g_mapped_cmds{"rm"}; my $rm_output = qx ($target_cmd -rf $outputdir); my $error_code = ${^CHILD_ERROR_NATIVE}; if ($error_code != 0) { gp_message ("error", $subr_name, $rm_output); $msg = "fatal error when trying to remove " . $outputdir; gp_message ("abort", $subr_name, $msg); } else { $msg = "directory $outputdir has been removed"; gp_message ("debug", $subr_name, $msg); } } } #------------------------------------------------------------------------------ # When we get here, the fatal scenarios have been cleared and the name for # $outputdir is known. Time to create it. #------------------------------------------------------------------------------ if (mkdir ($outputdir, 0777)) { $msg = "created output directory " . $outputdir; gp_message ("debug", $subr_name, $msg); } else { $msg = "a fatal problem occurred when creating directory " . $outputdir; gp_message ("abort", $subr_name, $msg); } return ($outputdir); } #-- End of subroutine define_the_output_directory #------------------------------------------------------------------------------ # Return the virtual address for the load object. # # Note that at this point, $elf_arch is known to be supported. # # TBD: Duplications? #------------------------------------------------------------------------------ sub determine_base_va_address { my $subr_name = get_my_name (); my ($executable_name, $base_va_executable, $loadobj, $routine) = @_; my $msg; my $name_loadobject; my $base_va_address; $msg = "base_va_executable = " . $base_va_executable; gp_message ("debugXL", $subr_name, $msg); $msg = "loadobj = " . $loadobj; gp_message ("debugXL", $subr_name, $msg); $msg = "routine = " . $routine; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Strip the pathname from the load object name. #------------------------------------------------------------------------------ $name_loadobject = get_basename ($loadobj); #------------------------------------------------------------------------------ # If the load object is the executable, return the base address determined # earlier. Otherwise return 0x0. Note that I am not sure if this is always # the right thing to do, but for .so files it seems to work out fine. #------------------------------------------------------------------------------ if ($name_loadobject eq $executable_name) { $base_va_address = $base_va_executable; } else { $base_va_address = "0x0"; } my $decimal_address = bigint::hex ($base_va_address); $msg = "return base_va_address = $base_va_address"; $msg .= " (decimal: $decimal_address)"; gp_message ("debugXL", $subr_name, $msg); return ($base_va_address); } #-- End of subroutine determine_base_va_address #------------------------------------------------------------------------------ # Now that we know the map.xml file(s) are present, we can scan these and get # the required information. #------------------------------------------------------------------------------ sub determine_base_virtual_address { my $subr_name = get_my_name (); my ($exp_dir_list_ref) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my $executable_name; my $full_path_exec; my $msg; my $path_to_map_file; my $va_executable_in_hex; for my $exp_dir (keys %g_exp_dir_meta_data) { $path_to_map_file = $g_exp_dir_meta_data{$exp_dir}{"directory_path"}; $path_to_map_file .= $exp_dir; $path_to_map_file .= "/map.xml"; ($full_path_exec, $executable_name, $va_executable_in_hex) = extract_info_from_map_xml ($path_to_map_file); $g_exp_dir_meta_data{$exp_dir}{"full_path_exec"} = $full_path_exec; $g_exp_dir_meta_data{$exp_dir}{"exec_name"} = $executable_name; $g_exp_dir_meta_data{$exp_dir}{"va_base_in_hex"} = $va_executable_in_hex; $msg = "exp_dir = " . $exp_dir; gp_message ("debug", $subr_name, $msg); $msg = "full_path_exece = " . $full_path_exec; gp_message ("debug", $subr_name, $msg); $msg = "executable_name = " . $executable_name; gp_message ("debug", $subr_name, $msg); $msg = "va_executable_in_hex = " . $va_executable_in_hex; gp_message ("debug", $subr_name, $msg); } return (0); } #-- End of subroutine determine_base_virtual_address #------------------------------------------------------------------------------ # Determine whether the decimal separator is a point or a comma. #------------------------------------------------------------------------------ sub determine_decimal_separator { my $subr_name = get_my_name (); my $cmd_output; my $convert_to_dot; my $decimal_separator; my $error_code; my $field; my $ignore_count; my @locale_info = (); my $msg; my $target_cmd; my $target_found; my $default_decimal_separator = "\\."; $target_cmd = $g_mapped_cmds{locale} . " -k LC_NUMERIC"; ($error_code, $cmd_output) = execute_system_cmd ($target_cmd); if ($error_code != 0) #------------------------------------------------------------------------------ # This is unlikely to happen, but you never know. To reduce the nesting level, # return right here in case of an error. #------------------------------------------------------------------------------ { $msg = "failure to execute the command " . $target_cmd; gp_message ("error", $subr_name, $msg); $g_total_error_count++; $convert_to_dot = $TRUE; return ($error_code, $default_decimal_separator, $convert_to_dot); } #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Scan the locale info and search for the target line of the form # decimal_point="<target>" where <target> is either a dot, or a comma. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Split the output into the different lines and scan for the line we need. #------------------------------------------------------------------------------ @locale_info = split ("\n", $cmd_output); $target_found = $FALSE; for my $line (@locale_info) { chomp ($line); $msg = "line from locale_info = " . $line; gp_message ("debug", $subr_name, $msg); if ($line =~ /decimal_point=/) { #------------------------------------------------------------------------------ # Found the target line. Split this line to get the value field. #------------------------------------------------------------------------------ my @split_line = split ("=", $line); #------------------------------------------------------------------------------ # There should be 2 fields. If not, something went wrong. #------------------------------------------------------------------------------ if (scalar @split_line != 2) { # if (scalar @split_line == 2) { # $target_found = $FALSE; #------------------------------------------------------------------------------ # Remove the newline before printing the variables. #------------------------------------------------------------------------------ $ignore_count = chomp ($line); $ignore_count = chomp (@split_line); $msg = "line $line matches the search, but the decimal"; $msg .= " separator has the wrong format"; gp_message ("warning", $subr_name, $msg); $msg = "the splitted line is [@split_line] and does not"; $msg .= " contain 2 fields"; gp_message ("warning", $subr_name, $msg); $msg = "the default decimal separator will be used"; gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; } else { #------------------------------------------------------------------------------ # We know there are 2 fields and the second one has the decimal point. #------------------------------------------------------------------------------ $msg = "split_line[1] = " . $split_line[1]; gp_message ("debug", $subr_name, $msg); chomp ($split_line[1]); $field = $split_line[1]; if (length ($field) != 3) #------------------------------------------------------------------------------ # The field still includes the quotes. Check if the string has length 3, which # should be the case, but if not, we flag an error. The error code is set such # that the callee will know a problem has occurred. #------------------------------------------------------------------------------ { $msg = "unexpected output from the $target_cmd command:"; $msg .= " " . $field; gp_message ("error", $subr_name, $msg); $g_total_error_count++; $error_code = 1; last; } $msg = "field = ->$field<-"; gp_message ("debug", $subr_name, $msg); if (($field eq "\".\"") or ($field eq "\",\"")) #------------------------------------------------------------------------------ # Found the separator. Capture the character between the quotes. #------------------------------------------------------------------------------ { $target_found = $TRUE; $decimal_separator = substr ($field,1,1); $msg = "decimal_separator = $decimal_separator--end"; $msg .= " skip remainder of loop"; gp_message ("debug", $subr_name, $msg); last; } } } } if (not $target_found) { $decimal_separator = $default_decimal_separator; $msg = "cannot determine the decimal separator"; $msg .= " - use the default " . $decimal_separator; gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; } if ($decimal_separator ne ".") { $convert_to_dot = $TRUE; } else { $convert_to_dot = $FALSE; } $decimal_separator = "\\".$decimal_separator; $g_locale_settings{"decimal_separator"} = $decimal_separator; $g_locale_settings{"convert_to_dot"} = $convert_to_dot; return ($error_code, $decimal_separator, $convert_to_dot); } #-- End of subroutine determine_decimal_separator #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub dump_function_info { my $subr_name = get_my_name (); my ($function_info_ref, $name) = @_; my %function_info = %{$function_info_ref}; my $kip; my $msg; $msg = "function_info for " . $name; gp_message ("debug", $subr_name, $msg); $kip = 0; for my $farray ($function_info{$name}) { for my $elm (@{$farray}) { $msg = $kip . ": routine = " . ${$elm}{"routine"}; gp_message ("debug", $subr_name, $msg); for my $key (sort keys %{$elm}) { if ($key eq "routine") { next; } $msg = $kip . ": $key = " . ${$elm}{$key}; gp_message ("debug", $subr_name, $msg); } $kip++; } } return (0); } #-- End of subroutine dump_function_info #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub elf_phdr { my $subr_name = get_my_name (); my ($elf_loadobjects_found, $elf_arch, $loadobj, $routine, $ARCHIVES_MAP_NAME, $ARCHIVES_MAP_VADDR, $elf_rats_ref) = @_; my %elf_rats = %{$elf_rats_ref}; my $msg; my $return_value; #------------------------------------------------------------------------------ # TBD. Quick check. Can be moved up the call tree. #------------------------------------------------------------------------------ if ( $elf_arch ne "Linux" ) { $msg = $elf_arch . " is not a supported OS"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } #------------------------------------------------------------------------------ # TBD: This should not be in a loop over $loadobj and only use the executable. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # TBD: $routine is not really used in these subroutines. Is this a bug? #------------------------------------------------------------------------------ if ($elf_loadobjects_found) { gp_message ("debugXL", $subr_name, "calling elf_phdr_usual"); $return_value = elf_phdr_usual ($elf_arch, $loadobj, $routine, \%elf_rats); } else { gp_message ("debugXL", $subr_name, "calling elf_phdr_sometimes"); $return_value = elf_phdr_sometimes ($elf_arch, $loadobj, $routine, $ARCHIVES_MAP_NAME, $ARCHIVES_MAP_VADDR); } gp_message ("debug", $subr_name, "the return value = $return_value"); if (not $return_value) { $msg = "need to handle a return value of FALSE"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } return ($return_value); } #-- End of subroutine elf_phdr #------------------------------------------------------------------------------ # Return the virtual address for the load object. #------------------------------------------------------------------------------ sub elf_phdr_sometimes { my $subr_name = get_my_name (); my ($elf_arch, $loadobj, $routine, $ARCHIVES_MAP_NAME, $ARCHIVES_MAP_VADDR) = @_; my $arch_uname_s = $local_system_config{"kernel_name"}; my $arch_uname = $local_system_config{"processor"}; my $arch = $g_arch_specific_settings{"arch"}; gp_message ("debug", $subr_name, "arch_uname_s = $arch_uname_s"); gp_message ("debug", $subr_name, "arch_uname = $arch_uname"); gp_message ("debug", $subr_name, "arch = $arch"); my $cmd_output; my $command_string; my $error_code; my $msg; my $target_cmd; my $line; my $blo; my $elf_offset; my $i; my @foo; my $foo; my $foo1; my $p_vaddr; my $rc; my $archives_file; my $loadobj_SAVE; my $Offset; my $VirtAddr; my $PhysAddr; my $FileSiz; my $MemSiz; my $Flg; my $Align; if ($ARCHIVES_MAP_NAME eq $blo) { return ($ARCHIVES_MAP_VADDR); } else { return ($FALSE); } if ($arch_uname_s ne $elf_arch) { #------------------------------------------------------------------------------ # We are masquerading between systems, must leave #------------------------------------------------------------------------------ $msg = "masquerading arch_uname_s->$arch_uname_s elf_arch->$elf_arch"; gp_message ("debug", $subr_name, $msg); return ($FALSE); } if ($loadobj eq "DYNAMIC_FUNCTIONS") #------------------------------------------------------------------------------ # Linux vDSO, leave for now #------------------------------------------------------------------------------ { return ($FALSE); } # TBD: STILL NEEDED??!! $loadobj_SAVE = $loadobj; $blo = get_basename ($loadobj); gp_message ("debug", $subr_name, "loadobj = $loadobj"); gp_message ("debug", $subr_name, "blo = $blo"); gp_message ("debug", $subr_name, "ARCHIVES_MAP_NAME = $ARCHIVES_MAP_NAME"); gp_message ("debug", $subr_name, "ARCHIVES_MAP_VADDR = $ARCHIVES_MAP_VADDR"); if ($ARCHIVES_MAP_NAME eq $blo) { return ($ARCHIVES_MAP_VADDR); } else { return ($FALSE); } } #-- End of subroutine elf_phdr_sometimes #------------------------------------------------------------------------------ # Return the virtual address for the load object. # # Note that at this point, $elf_arch is known to be supported. #------------------------------------------------------------------------------ sub elf_phdr_usual { my $subr_name = get_my_name (); my ($elf_arch, $loadobj, $routine, $elf_rats_ref) = @_; my %elf_rats = %{$elf_rats_ref}; my $load_long_regex; $load_long_regex = '^\s+LOAD\s+(\S+)\s+(\S+)\s+(\S+)'; $load_long_regex .= '\s+(\S+)\s+(\S+)\s+(R\sE)\s+(\S+)$'; my $load_short_regex = '^\s+LOAD\s+(\S+)\s+(\S+)\s+(\S+)$'; my $re_regex = '^\s+(\S+)\s+(\S+)\s+(R\sE)\s+(\S+)$'; my $return_code; my $cmd_output; my $target_cmd; my $command_string; my $error_code; my $error_code1; my $error_code2; my $msg; my ($elf_offset, $loadobjARC); my ($i, @foo, $foo, $foo1, $p_vaddr, $rc); my ($Offset, $VirtAddr, $PhysAddr, $FileSiz, $MemSiz, $Flg, $Align); my $arch_uname_s = $local_system_config{"kernel_name"}; $msg = "elf_arch = $elf_arch loadobj = $loadobj routine = $routine"; gp_message ("debug", $subr_name, $msg); my ($base, $ignore_value, $ignore_too) = fileparse ($loadobj); $msg = "base = $base " . basename ($loadobj); gp_message ("debug", $subr_name, $msg); if ($elf_arch eq "Linux") { if ($arch_uname_s ne $elf_arch) { #------------------------------------------------------------------------------ # We are masquerading between systems, must leave. # Maybe we could use ELF_RATS #------------------------------------------------------------------------------ $msg = "masquerading arch_uname_s->" . $arch_uname_s; $msg .= " elf_arch->" . $elf_arch; gp_message ("debug", $subr_name, $msg); return ($FALSE); } if ($loadobj eq "DYNAMIC_FUNCTIONS") { #------------------------------------------------------------------------------ # Linux vDSO, leave for now #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "early return: loadobj = $loadobj"); return ($FALSE); } $target_cmd = $g_mapped_cmds{"readelf"}; $command_string = $target_cmd . " -l " . $loadobj . " 2>/dev/null"; ($error_code1, $cmd_output) = execute_system_cmd ($command_string); $msg = "executed command_string = " . $command_string; gp_message ("debug", $subr_name, $msg); $msg = "cmd_output = " . $cmd_output; gp_message ("debug", $subr_name, $msg); if ($error_code1 != 0) { gp_message ("debug", $subr_name, "call failure for $command_string"); #------------------------------------------------------------------------------ # e.g. $loadobj->/usr/lib64/libc-2.17.so #------------------------------------------------------------------------------ $loadobjARC = get_basename ($loadobj); gp_message ("debug", $subr_name, "seek elf_rats for $loadobjARC"); if (exists ($elf_rats{$loadobjARC})) { my $elfoid; $elfoid = $elf_rats{$loadobjARC}[1] . "/archives/"; $elfoid .= $elf_rats{$loadobjARC}[0]; $target_cmd = $g_mapped_cmds{"readelf"}; $command_string = $target_cmd . "-l " . $elfoid . " 2>/dev/null"; ($error_code2, $cmd_output) = execute_system_cmd ($command_string); if ($error_code2 != 0) { $msg = "call failure for " . $command_string; gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } else { $msg = "executed command_string = " . $command_string; gp_message ("debug", $subr_name, $msg); $msg = "cmd_output = " . $cmd_output; gp_message ("debug", $subr_name, $msg); } } else { $msg = "elf_rats{$loadobjARC} does not exist"; gp_message ("assertion", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Example output of "readelf -l" on Linux: # # Elf file type is EXEC (Executable file) # Entry point 0x4023a0 # There are 11 program headers, starting at offset 64 # # Program Headers: # Type Offset VirtAddr PhysAddr # FileSiz MemSiz Flags Align # PHDR 0x0000000000000040 0x0000000000400040 0x0000000000400040 # 0x0000000000000268 0x0000000000000268 R 8 # INTERP 0x00000000000002a8 0x00000000004002a8 0x00000000004002a8 # 0x000000000000001c 0x000000000000001c R 1 # [Requesting program interpreter: /lib64/ld-linux-x86-64.so.2] # LOAD 0x0000000000000000 0x0000000000400000 0x0000000000400000 # 0x0000000000001310 0x0000000000001310 R 1000 # LOAD 0x0000000000002000 0x0000000000402000 0x0000000000402000 # 0x0000000000006515 0x0000000000006515 R E 1000 # LOAD 0x0000000000009000 0x0000000000409000 0x0000000000409000 # 0x000000000006f5a8 0x000000000006f5a8 R 1000 # LOAD 0x0000000000078dc8 0x0000000000479dc8 0x0000000000479dc8 # 0x000000000000047c 0x0000000000000f80 RW 1000 # DYNAMIC 0x0000000000078dd8 0x0000000000479dd8 0x0000000000479dd8 # 0x0000000000000220 0x0000000000000220 RW 8 # NOTE 0x00000000000002c4 0x00000000004002c4 0x00000000004002c4 # 0x0000000000000044 0x0000000000000044 R 4 # GNU_EH_FRAME 0x00000000000777f4 0x00000000004777f4 0x00000000004777f4 # 0x000000000000020c 0x000000000000020c R 4 # GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000 # 0x0000000000000000 0x0000000000000000 RW 10 # GNU_RELRO 0x0000000000078dc8 0x0000000000479dc8 0x0000000000479dc8 # 0x0000000000000238 0x0000000000000238 R 1 # # Section to Segment mapping: # Segment Sections... # 00 # 01 .interp # 02 .interp .note.gnu.build-id .note.ABI-tag .gnu.hash .dynsym # .dynstr .gnu.version .gnu.version_r .rela.dyn .rela.plt # 03 .init .plt .text .fini # 04 .rodata .eh_frame_hdr .eh_frame # 05 .init_array .fini_array .dynamic .got .got.plt .data .bss # 06 .dynamic # 07 .note.gnu.build-id .note.ABI-tag # 08 .eh_frame_hdr # 09 # 10 .init_array .fini_array .dynamic .got #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Analyze the ELF information and try to find the virtual address. # # Note that the information printed as part of LOAD needs to have "R E" in it. # In the example output above, the return value would be "0x0000000000402000". # # We also need to distinguish two cases. It could be that the output is on # a single line, or spread over two lines: # # Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align # LOAD 0x000000 0x08048000 0x08048000 0x61b4ae 0x61b4ae R E 0x1000 # or 2 lines # LOAD 0x0000000000000000 0x0000000000400000 0x0000000000400000 # 0x0000000000001010 0x0000000000001010 R E 200000 #------------------------------------------------------------------------------ @foo = split ("\n",$cmd_output); for $i (0 .. $#foo) { $foo = $foo[$i]; chomp ($foo); if ($foo =~ /$load_long_regex/) { $Offset = $1; $VirtAddr = $2; $PhysAddr = $3; $FileSiz = $4; $MemSiz = $5; $Flg = $6; $Align = $7; $elf_offset = $VirtAddr; $msg = "single line version elf_offset = " . $elf_offset; gp_message ("debug", $subr_name, $msg); return ($elf_offset); } elsif ($foo =~ /$load_short_regex/) { #------------------------------------------------------------------------------ # is it a two line version? #------------------------------------------------------------------------------ $Offset = $1; $VirtAddr = $2; # maybe $PhysAddr = $3; if ($i != $#foo) { $foo1 = $foo[$i + 1]; chomp ($foo1); if ($foo1 =~ /$re_regex/) { $FileSiz = $1; $MemSiz = $2; $Flg = $3; $Align = $4; $elf_offset = $VirtAddr; $msg = "two line version elf_offset = " . $elf_offset; gp_message ("debug", $subr_name, $msg); return ($elf_offset); } } } } } } #-- End of subroutine elf_phdr_usual #------------------------------------------------------------------------------ # Execute a system command. In case of an error, a non-zero error code is # returned. It is upon the caller to decide what to do next. #------------------------------------------------------------------------------ sub execute_system_cmd { my $subr_name = get_my_name (); my ($target_cmd) = @_; my $cmd_output; my $error_code; my $msg; chomp ($target_cmd); $cmd_output = qx ($target_cmd); $error_code = ${^CHILD_ERROR_NATIVE}; if ($error_code != 0) { chomp ($cmd_output); $msg = "failure executing command " . $target_cmd; gp_message ("error", $subr_name, $msg); $msg = "error code = " . $error_code; gp_message ("error", $subr_name, $msg); $msg = "cmd_output = " . $cmd_output; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } else { $msg = "executed command " . $target_cmd; gp_message ("debugXL", $subr_name, $msg); } return ($error_code, $cmd_output); } #-- End of subroutine execute_system_cmd #------------------------------------------------------------------------------ # Scan the input file, which should be a gprofng generated map.xml file, and # extract the relevant information. #------------------------------------------------------------------------------ sub extract_info_from_map_xml { my $subr_name = get_my_name (); my ($input_map_xml_file) = @_; my $map_xml_regex; $map_xml_regex = '<event kind="map"\s.*'; $map_xml_regex .= 'vaddr="0x([0-9a-fA-F]+)"\s+.*'; $map_xml_regex .= 'foffset="\+*0x([0-9a-fA-F]+)"\s.*'; $map_xml_regex .= 'modes="0x([0-9]+)"\s.*'; $map_xml_regex .= 'name="(.*)".*>$'; my $extracted_information; my $input_line; my $vaddr; my $foffset; my $msg; my $modes; my $name_path; my $name; my $full_path_exec; my $executable_name; my $result_VA; my $va_executable_in_hex; $msg = " - unable to open file $input_map_xml_file for reading:"; open (MAP_XML, "<", $input_map_xml_file) or die ($subr_name . $msg . " " . $!); $msg = "opened file $input_map_xml_file for reading"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Scan the file. We need to find the name of the executable with the mode set # to 0x005. For this entry we have to capture the name, the mode, the virtual # address and the offset. #------------------------------------------------------------------------------ $extracted_information = $FALSE; while (<MAP_XML>) { $input_line = $_; chomp ($input_line); $msg = "read input_line = $input_line"; gp_message ("debug", $subr_name, $msg); if ($input_line =~ /^$map_xml_regex/) { $msg = "target line = $input_line"; gp_message ("debug", $subr_name, $msg); $vaddr = $1; $foffset = $2; $modes = $3; $name_path = $4; $name = get_basename ($name_path); $msg = "extracted vaddr = $vaddr foffset = $foffset"; $msg .= " modes = $modes"; gp_message ("debug", $subr_name, $msg); $msg = "extracted name_path = $name_path name = $name"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # The base virtual address is calculated as vaddr-foffset. Although Perl # handles arithmetic in hex, we take the safe way here. Maybe overkill, but # I prefer to be safe than sorry in cases like this. #------------------------------------------------------------------------------ $full_path_exec = $name_path; $executable_name = $name; $result_VA = bigint::hex ($vaddr) - bigint::hex ($foffset); $va_executable_in_hex = sprintf ("0x%016x", $result_VA); ## $ARCHIVES_MAP_NAME = $name; ## $ARCHIVES_MAP_VADDR = $va_executable_in_hex; $msg = "result_VA = $result_VA"; gp_message ("debug", $subr_name, $msg); $msg = "va_executable_in_hex = $va_executable_in_hex"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Stop reading when we found the correct entry. #------------------------------------------------------------------------------ if ($modes eq "005") { $extracted_information = $TRUE; last; } } } #-- End of while-loop if (not $extracted_information) { $msg = "cannot find the necessary information in file"; $msg .= " " . $input_map_xml_file; gp_message ("assertion", $subr_name, $msg); } $msg = "full_path_exec = $full_path_exec"; gp_message ("debug", $subr_name, $msg); $msg = "executable_name = $executable_name"; gp_message ("debug", $subr_name, $msg); $msg = "va_executable_in_hex = $va_executable_in_hex"; gp_message ("debug", $subr_name, $msg); return ($full_path_exec, $executable_name, $va_executable_in_hex); } #-- End of subroutine extract_info_from_map_xml #------------------------------------------------------------------------------ # This routine analyzes the metric line and extracts the metric specifics # from it. # Example input: Exclusive Total CPU Time: e.%totalcpu #------------------------------------------------------------------------------ sub extract_metric_specifics { my $subr_name = get_my_name (); my ($metric_line) = @_; my $metric_description; my $metric_flavor; my $metric_visibility; my $metric_name; my $metric_spec; # Ruud if (($metric =~ /\s*(.*):\s+(\S)((\.\S+)|(\+\S+))/) && !($metric =~/^Current/)){ if (($metric_line =~ /\s*(.+):\s+([ei])([\.\+%]+)(\S*)/) and !($metric_line =~/^Current/)) { gp_message ("debug", $subr_name, "line of interest: $metric_line"); $metric_description = $1; $metric_flavor = $2; $metric_visibility = $3; $metric_name = $4; #------------------------------------------------------------------------------ # Although we have captured the metric visibility, the original code removes # this from the name. Since the structure is more complicated, the code is # more tedious as well. With our new approach we just leave the visibility # out. #------------------------------------------------------------------------------ # $metric_spec = $metric_flavor.$metric_visibility.$metric_name; $metric_spec = $metric_flavor . "." . $metric_name; #------------------------------------------------------------------------------ # From the original code: # # On x64 systems there are metrics which contain ~ (for example # DC_access~umask=0 . When er_print lists them, they come out # as DC_access%7e%umask=0 (see 6530691). Untill 6530691 is # fixed, we need this. Later we may need something else, or # things may just work. #------------------------------------------------------------------------------ # $metric_spec=~s/\%7e\%/,/; # # remove % metric # print "DB: before \$metric_spec = $metric_spec\n"; #------------------------------------------------------------------------------ # TBD: I don't know why the "%" symbol is removed. #------------------------------------------------------------------------------ # $metric_spec =~ s/\%//; # print "DB: after \$metric_spec = $metric_spec\n"; return ($metric_spec, $metric_flavor, $metric_visibility, $metric_name, $metric_description); } else { return ("skipped", "void"); } } #-- End of subroutine extract_metric_specifics #------------------------------------------------------------------------------ # Extract the option value(s) from the input array. In case the number of # values execeeds the specified limit, warning messages are printed. # # In case the option value is valid, g_user_settings is updated with this # value and a value of TRUE is returned. Otherwise the return value is FALSE. # # Note that not in all invocations of this subroutine, gp_message() is # operational. Only after the debug settings have been finalized, the # messages are printed. # # This subroutine also generates warnings about multiple occurrences # and the validity of the values. #------------------------------------------------------------------------------ sub extract_option_value { my $subr_name = get_my_name (); my ($option_dir_ref, $max_occurrences_ref, $internal_option_name_ref, $option_name_ref) = @_; my @option_dir = @{ $option_dir_ref }; my $max_occurrences = ${ $max_occurrences_ref }; my $internal_option_name = ${ $internal_option_name_ref }; my $option_name = ${ $option_name_ref }; my $deprecated_option_used; my $excess_occurrences; my $msg; my $no_of_occurrences; my $no_of_warnings = 0; my $option_value = "not set yet"; my $option_value_missing; my $option_value_missing_ref; my $reset_blank_value; my $special_treatment = $FALSE; my $valid = $FALSE; my $valid_ref; if (@option_dir) { $no_of_occurrences = scalar (@option_dir); $msg = "option_name = $option_name"; gp_message ("debug", $subr_name, $msg); $msg = "internal_option_name = $internal_option_name"; gp_message ("debug", $subr_name, $msg); $msg = "no_of_occurrences = $no_of_occurrences"; gp_message ("debug", $subr_name, $msg); $excess_occurrences = ($no_of_occurrences > $max_occurrences) ? $TRUE : $FALSE; #------------------------------------------------------------------------------ # This is not supposed to happen, but just to be sure, there is a check. #------------------------------------------------------------------------------ if ($no_of_occurrences < 1) { $msg = "the number of fields is $no_of_occurrences"; $msg .= " - should at least be 1"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # For backward compatibility, we support the legacy "on" and "off" values for # certain options. # # We also support the debug option without value. In case no value is given, # it is set to "on". # # Note that regardless of the value(s) in ARGV, internally we use the on/off # setting. #------------------------------------------------------------------------------ if (($g_user_settings{$internal_option_name}{"data_type"} eq "onoff") or ($internal_option_name eq "debug")) { $msg = "enable special treatment of the option"; gp_message ("debug", $subr_name, $msg); $special_treatment = $TRUE; } #------------------------------------------------------------------------------ # Issue a warning if the same option occcurs more often than what is supported. #------------------------------------------------------------------------------ if ($excess_occurrences) { $msg = "multiple occurrences of the " . $option_name . " option found:"; gp_message ("debugM", $subr_name, $msg); gp_message ("warning", $subr_name, $g_html_new_line . $msg); } #------------------------------------------------------------------------------ # Main loop over all the occurrences of the options. This is a rather simple # approach since only the last value seen will be accepted. # # To assist the user with troubleshooting, the values that are ignored will be # checked for validity and a marker to this extent will be printed. # # NOTE: # If an option may have multiple meaningful occurrences, this part needs to be # revisited. #------------------------------------------------------------------------------ $deprecated_option_used = $FALSE; for my $key (keys @option_dir) { $option_value = $option_dir[$key]; $reset_blank_value = $FALSE; #------------------------------------------------------------------------------ # For the "onoff" options, convert a blank value to "on". #------------------------------------------------------------------------------ if (($option_value eq "on") or ($option_value eq "off")) { if (($option_name eq "--verbose") or ($option_name eq "--quiet")) { $deprecated_option_used = $TRUE; } } #------------------------------------------------------------------------------ # For the "onoff" options, convert a blank value to "on". #------------------------------------------------------------------------------ if ($special_treatment and ($option_value eq "")) { $option_value = "on"; $reset_blank_value = $TRUE; $msg = "reset option value for $option_name from blank"; $msg .= " to \"on\""; gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ # Check for the option value to be valid. It may also happen that an option # does not have a value, while it should have one. #------------------------------------------------------------------------------ ($valid_ref, $option_value_missing_ref) = check_and_set_user_option ( $internal_option_name, $option_value); $valid = ${ $valid_ref }; $option_value_missing = ${ $option_value_missing_ref }; $msg = "option_value = $option_value"; gp_message ("debug", $subr_name, $msg); $msg = "after check_and_set_user_option: valid = $valid"; $msg .= " option_value_missing = $option_value_missing"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Generate warning messages, but if an option value is missing, it will also # be considered to be a fatal error. #------------------------------------------------------------------------------ if ($excess_occurrences) { if ($option_value_missing) { $msg = "$option_name option - missing a value"; } else { #------------------------------------------------------------------------------ # A little trick to avoid user confusion. Although we have set the internal # value to "on", the user did not set this and so we print "" instead. #------------------------------------------------------------------------------ if ($reset_blank_value) { $msg = "$option_name option - value = \"\""; } else { $msg = "$option_name option - value = $option_value"; } $msg .= ($valid) ? " (valid value)" : " (invalid value)"; } gp_message ("debug", $subr_name, $msg); gp_message ("warning", $subr_name, $msg); } #------------------------------------------------------------------------------ # Check for the last occurrence of the option to be valid. If it is not, it # is a fatal error. #------------------------------------------------------------------------------ if ((not $valid) && ($key == $no_of_occurrences-1)) { if ($option_value_missing) { $msg = "the $option_name option requires a value"; } else { $msg = "the value of $option_value for the $option_name"; $msg .= " option is invalid"; } gp_message ("debug", $subr_name, $g_error_keyword . $msg); gp_message ("error", $subr_name, $msg); $g_total_error_count++; } } #------------------------------------------------------------------------------ # Issue a warning if the same option occcurs more often than what is supported # and warn the user that all but the last value will be ignored. #------------------------------------------------------------------------------ if ($excess_occurrences) { $msg = "all values but the last one shown above are ignored"; gp_message ("debugM", $subr_name, $msg); gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; } } #------------------------------------------------------------------------------ # Issue a warning if the old on/off syntax is used still. #------------------------------------------------------------------------------ if ($deprecated_option_used) { $msg = "<br>"; $msg .= "the on/off syntax for option $option_name has been"; $msg .= " deprecated"; gp_message ("warning", $subr_name, $msg); $msg = "this option acts like a switch now"; gp_message ("warning", $subr_name, $msg); $msg = "support for the old syntax may be terminated"; $msg .= " in a future update"; gp_message ("warning", $subr_name, $msg); $msg = "please check the man page of gp-display-html"; $msg .= " for more details"; gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; } return (\$valid); } #-- End of subroutine extract_option_value #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub extract_source_line_number { my $subr_name = get_my_name (); my ($src_times_regex, $function_regex, $number_of_metrics, $input_line) = @_; #------------------------------------------------------------------------------ # The regex section. #------------------------------------------------------------------------------ my $find_dot_regex = '\.'; my @fields_in_line = (); my $hot_line; my $line_id; #------------------------------------------------------------------------------ # To extract the source line number, we need to distinguish whether this is # a line with, or without metrics. #------------------------------------------------------------------------------ @fields_in_line = split (" ", $input_line); if ( $input_line =~ /$src_times_regex/ ) { $hot_line = $1; if ($hot_line eq "##") #------------------------------------------------------------------------------ # The line id comes after the "##" symbol and the metrics. #------------------------------------------------------------------------------ { $line_id = $fields_in_line[$number_of_metrics+1]; } else #------------------------------------------------------------------------------ # The line id comes after the metrics. #------------------------------------------------------------------------------ { $line_id = $fields_in_line[$number_of_metrics]; } } elsif ($input_line =~ /$function_regex/) { $line_id = "func"; } else #------------------------------------------------------------------------------ # The line id is the first non-blank element. #------------------------------------------------------------------------------ { $line_id = $fields_in_line[0]; } #------------------------------------------------------------------------------ # Remove the trailing dot. #------------------------------------------------------------------------------ $line_id =~ s/$find_dot_regex//; return ($line_id); } #-- End of subroutine extract_source_line_number #------------------------------------------------------------------------------ # Finalize the settings for the special options verbose, debug, warnings and # quiet. #------------------------------------------------------------------------------ sub finalize_special_options { my $subr_name = get_my_name (); my $msg; #------------------------------------------------------------------------------ # If quiet mode has been enabled, disable verbose, warnings and debug. #------------------------------------------------------------------------------ if ($g_quiet) { $g_user_settings{"verbose"}{"current_value"} = "off"; $g_user_settings{"nowarnings"}{"current_value"} = "on"; $g_user_settings{"warnings"}{"current_value"} = "off"; $g_user_settings{"debug"}{"current_value"} = "off"; $g_debug = $FALSE; $g_verbose = $FALSE; $g_warnings = $FALSE; my $debug_off = "off"; my $ignore_value = set_debug_size (\$debug_off); } else { #------------------------------------------------------------------------------ # Disable output buffering if verbose, debug, and/or warnings are enabled. #------------------------------------------------------------------------------ if ($g_verbose or $g_debug or $g_warnings) { STDOUT->autoflush (1); $msg = "enabled autoflush for STDOUT"; gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ # If verbose and/or debug have been enabled, print a message. #------------------------------------------------------------------------------ ## gp_message ("verbose", $subr_name, "verbose mode has been enabled"); ## gp_message ("debug", $subr_name, "debug " . $g_debug_size_value . " mode has been enabled"); } return (0); } #-- End of subroutine finalize_special_options #------------------------------------------------------------------------------ # For a give routine name and address, find the index into the # function_info array #------------------------------------------------------------------------------ sub find_index_in_function_info { my $subr_name = get_my_name (); my ($routine_ref, $current_address_ref, $function_info_ref) = @_; my $routine = ${ $routine_ref }; my $current_address = ${ $current_address_ref }; my @function_info = @{ $function_info_ref }; my $addr_offset; my $ref_index; gp_message ("debugXL", $subr_name, "find index for routine = $routine and current_address = $current_address"); if (exists ($g_multi_count_function{$routine})) { # TBD: Scan all of the function_info list. Or beter: add index to g_multi_count_function!! gp_message ("debugXL", $subr_name, "$routine: occurrences = $g_function_occurrences{$routine}"); for my $ref (keys @{ $g_map_function_to_index{$routine} }) { $ref_index = $g_map_function_to_index{$routine}[$ref]; gp_message ("debugXL", $subr_name, "$routine: retrieving duplicate entry at ref_index = $ref_index"); gp_message ("debugXL", $subr_name, "$routine: function_info[$ref_index]{'alt_name'} = $function_info[$ref_index]{'alt_name'}"); $addr_offset = $function_info[$ref_index]{"addressobjtext"}; gp_message ("debugXL", $subr_name, "$routine: addr_offset = $addr_offset"); $addr_offset =~ s/^@\d+://; gp_message ("debugXL", $subr_name, "$routine: addr_offset = $addr_offset"); if ($addr_offset eq $current_address) { last; } } } else { #------------------------------------------------------------------------------ # There is only a single occurrence and it is straightforward to get the index. #------------------------------------------------------------------------------ if (exists ($g_map_function_to_index{$routine})) { $ref_index = $g_map_function_to_index{$routine}[0]; } else { my $msg = "index for $routine cannot be determined"; gp_message ("assertion", $subr_name, $msg); } } gp_message ("debugXL", $subr_name, "routine = $routine current_address = $current_address ref_index = $ref_index"); return (\$ref_index); } #-- End of subroutine find_index_in_function_info #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub find_keyword_in_string { my $subr_name = get_my_name (); my ($target_string_ref, $target_keyword_ref) = @_; my $target_string = ${ $target_string_ref }; my $target_keyword = ${ $target_keyword_ref }; my $foundit = $FALSE; my @index_values = (); my $ret_val = 0; my $offset = 0; gp_message ("debugXL", $subr_name, "target_string = $target_string"); $ret_val = index ($target_string, $target_keyword, $offset); gp_message ("debugXL", $subr_name, "ret_val = $ret_val"); if ($ret_val != -1) { $foundit = $TRUE; while ($ret_val != -1) { push (@index_values, $ret_val); $offset = $ret_val + 1; gp_message ("debugXL", $subr_name, "ret_val = $ret_val offset = $offset"); $ret_val = index ($target_string, $target_keyword, $offset); } for my $i (keys @index_values) { gp_message ("debugXL", $subr_name, "index_values[$i] = $index_values[$i]"); } } else { gp_message ("debugXL", $subr_name, "target keyword $target_keyword not found"); } return (\$foundit, \@index_values); } #-- End of subroutine find_keyword_in_string #------------------------------------------------------------------------------ # Retrieve the absolute path that was used to execute the command. This path # is used to execute gp-display-text later on. #------------------------------------------------------------------------------ sub find_path_to_gp_display_text { my $subr_name = get_my_name (); my ($full_command_ref) = @_; my $full_command = ${ $full_command_ref }; my $error_occurred = $TRUE; my $return_value; #------------------------------------------------------------------------------ # Get the path name. #------------------------------------------------------------------------------ my ($gp_file_name, $gp_path, $suffix_not_used) = fileparse ($full_command); gp_message ("debug", $subr_name, "full_command = $full_command"); gp_message ("debug", $subr_name, "gp_path = $gp_path"); my $gp_display_text_instance = $gp_path . $GP_DISPLAY_TEXT; #------------------------------------------------------------------------------ # Check if $GP_DISPLAY_TEXT exists, is not empty, and executable. #------------------------------------------------------------------------------ if (not -e $gp_display_text_instance) { $return_value = "file not found"; } else { if (is_file_empty ($gp_display_text_instance)) { $return_value = "file is empty"; } else { #------------------------------------------------------------------------------ # All is well. Capture the path. #------------------------------------------------------------------------------ $error_occurred = $FALSE; $return_value = $gp_path; } } return (\$error_occurred, \$gp_path, \$return_value); } #-- End of subroutine find_path_to_gp_display_text #------------------------------------------------------------------------------ # Scan the command line to see if the specified option is present. # # Two types of options are supported: options without a value (e.g. --help) or # those that are set to "on" or "off". # # In this phase, we only need to check if a value is valid. If it is, we have # to enable the corresponding global setting. If the value is not valid, we # ignore it, since it will be caught later and a warning message is issued. #------------------------------------------------------------------------------ sub find_target_option { my $subr_name = get_my_name (); my ($command_line_ref, $option_requires_value, $target_option) = @_; my @command_line = @{ $command_line_ref }; my $option_value = undef; my $found_option = $FALSE; my ($command_line_string) = join (" ", @command_line); ## if ($command_line_string =~ /\s*($target_option)\s*(on|off)*\s*/) #------------------------------------------------------------------------------ # This does not make any assumptions on the values we are looking for. #------------------------------------------------------------------------------ if ($command_line_string =~ /\s*\-\-($target_option)\s*(\w*)\s*/) { if (defined ($1)) #------------------------------------------------------------------------------ # We have found the option we are looking for. #------------------------------------------------------------------------------ { $found_option = $TRUE; if ($option_requires_value and defined ($2)) #------------------------------------------------------------------------------ # There is a value and it is passed on to the caller. #------------------------------------------------------------------------------ { $option_value = $2; } } } return ($found_option, $option_value); } #-- End of subroutine find_target_option #------------------------------------------------------------------------------ # Find the occurrences of non-space characters in a string and return their # start and end index values(s). #------------------------------------------------------------------------------ sub find_words_in_line { my $subr_name = get_my_name (); my ($input_line_ref) = @_; my $input_line = ${ $input_line_ref }; my $finished = $TRUE; my $space = 0; my $space_position = 0; my $start_word; my $end_word; my @word_delimiters = (); gp_message ("debugXL", $subr_name, "input_line = $input_line"); $finished = $FALSE; while (not $finished) { $space = index ($input_line, " ", $space_position); my $txt = "string search space_position = $space_position "; $txt .= "space = $space"; gp_message ("debugXL", $subr_name, $txt); if ($space != -1) { if ($space > $space_position) { $start_word = $space_position; $end_word = $space - 1; $space_position = $space; my $keyword = substr ($input_line, $start_word, $end_word - $start_word + 1); gp_message ("debugXL", $subr_name, "string search start_word = $start_word end_word = $end_word space_position = $space_position $keyword"); push (@word_delimiters, [$start_word, $end_word]); } elsif ( ($space == $space_position) and ($space < length ($input_line) - 1)) { $space = $space + 1; $space_position = $space; } else { print "DONE\n"; $finished = $TRUE; gp_message ("debugXL", $subr_name, "completed - finished = $finished"); } } else { $finished = $TRUE; $start_word = $space_position; $end_word = length ($input_line) - 1; my $keyword = substr ($input_line, $start_word, $end_word - $start_word + 1); push (@word_delimiters, [$start_word, $end_word]); if ($keyword =~ /\s+/) { my $txt = "end search spaces only"; gp_message ("debugXL", $subr_name, $txt); } else { my $txt = "end search start_word = $start_word "; $txt .= "end_word = $end_word "; $txt .= "space_position = $space_position -->$keyword<--"; gp_message ("debugXL", $subr_name, $txt); } } } for my $i (keys @word_delimiters) { gp_message ("debugXL", $subr_name, "i = $i $word_delimiters[$i][0] $word_delimiters[$i][1]"); } return (\@word_delimiters); } #-- End of subroutine find_words_in_line #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub function_info { my $subr_name = get_my_name (); my ($outputdir, $FUNC_FILE, $metric, $LINUX_vDSO_ref) = @_; my %LINUX_vDSO = %{ $LINUX_vDSO_ref }; my $index_val; my $address_decimal; my $full_address_field; my $FUNC_FILE_NO_PC; my $off_with_the_PC; my $blanks; my $lblanks; my $lvdso_key; my $line_regex; my %functions_per_metric_indexes = (); my %functions_per_metric_first_index = (); my @order; my ($line,$line_n,$value); my ($df_flag,$n,$u); my ($metric_value,$PC_Address,$routine); my ($is_calls,$metric_ok,$name_regex,$pc_len); my ($segment,$offset,$offy,$spaces,$rest,$not_printed,$vdso_key); #------------------------------------------------------------------------------ # If the directory name does not end with a "/", add it. #------------------------------------------------------------------------------ my $length_of_string = length ($outputdir); if (rindex ($outputdir, "/") != $length_of_string-1) { $outputdir .= "/"; } gp_message ("debug", $subr_name, "on input FUNC_FILE = $FUNC_FILE metric = $metric"); $is_calls = $FALSE; $metric_ok = $TRUE; $off_with_the_PC = rindex ($FUNC_FILE, "-PC"); $FUNC_FILE_NO_PC = substr ($FUNC_FILE, 0, $off_with_the_PC); if ($FUNC_FILE_NO_PC eq $outputdir."calls.sort.func") { $FUNC_FILE_NO_PC = $outputdir."calls"; $is_calls = $TRUE; $metric_ok = $FALSE; } elsif ($FUNC_FILE_NO_PC eq $outputdir."calltree.sort.func") { $FUNC_FILE_NO_PC = $outputdir."calltree"; $metric_ok = $FALSE; } elsif ($FUNC_FILE_NO_PC eq $outputdir."functions.sort.func") { $FUNC_FILE_NO_PC = $outputdir."functions.func"; $metric_ok = $FALSE; } gp_message ("debugM", $subr_name, "set FUNC_FILE_NO_PC = $FUNC_FILE_NO_PC"); open (FUNC_FILE, "<", $FUNC_FILE) or die ("Not able to open file $FUNC_FILE for reading - '$!'"); gp_message ("debug", $subr_name, "opened file FUNC_FILE = $FUNC_FILE for reading"); open (FUNC_FILE_NO_PC, ">", $FUNC_FILE_NO_PC) or die ("Not able to open file $FUNC_FILE_NO_PC for writing - '$!'"); gp_message ("debug", $subr_name, "opened file FUNC_FILE_NO_PC = $FUNC_FILE_NO_PC for writing"); open (FUNC_FILE_REGEXP, "<", "$FUNC_FILE.name-regex") or die ("Not able to open file $FUNC_FILE.name-regex for reading - '$!'"); gp_message ("debug", $subr_name, "opened file FUNC_FILE_REGEXP = $FUNC_FILE.name-regex for reading"); $name_regex = <FUNC_FILE_REGEXP>; chomp ($name_regex); close (FUNC_FILE_REGEXP); gp_message ("debugXL", $subr_name, "name_regex = $name_regex"); $n = 0; $u = 0; $pc_len = 0; #------------------------------------------------------------------------------ # Note that the double \\ is needed here. The regex used will not have these. #------------------------------------------------------------------------------ if ($is_calls) { #------------------------------------------------------------------------------ # TBD # I do not see the "*" in my test output, but no harm to leave the code in. # # er_print * before PC for calls ! 101315 #------------------------------------------------------------------------------ $line_regex = "^(\\s*)(\\**)(\\S+)(:)(\\S+)(\\s+)(.*)"; } else { $line_regex = "^(\\s*)(\\S+)(:)(\\S+)(\\s+)(.*)"; } gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." line_regex->$line_regex<-"); gp_message ("debugXL", $subr_name, "read FUNC_FILE = $FUNC_FILE"); $line_n = 0; $index_val = 0; while (<FUNC_FILE>) { $line = $_; chomp ($line); $line =~ s/ -- no functions found//; gp_message ("debug", $subr_name, "FUNC_FILE: input line = $line"); $line_n++; if ($line =~ /$line_regex/) # field 2|3 needs to be \S in case of -ve sign { #------------------------------------------------------------------------------ # A typical target line looks like this: # 11:0x001492e0 6976.900 <additional_timings> _lwp_start #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "select = $line"); if ($is_calls) { $segment = $3; $offset = $5; $spaces = $6; $rest = $7; $PC_Address = $segment.$4.$offset; # PC Addr. gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$3 = $3"); gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$5 = $5"); gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$6 = $6"); gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$7 = $7"); } else { $segment = $2; $offset = $4; $spaces = $5; $rest = $6; $PC_Address = $segment.$3.$offset; # PC Addr. gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$2 = $2"); gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$4 = $4"); gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$5 = $5"); gp_message ("debugXL", $subr_name, "is_calls = ".(($is_calls) ? "TRUE" : "FALSE")." \$6 = $6"); } if ($segment == -1) { #------------------------------------------------------------------------------ # presume vDSO field overflow - er_print used an inadequate format # or the fsummary (MASTER) had the wrong format for -1? # rats - get ahead of ourselves - should not be a field abuttal so #------------------------------------------------------------------------------ if ($line =~ /$name_regex/) { if ($metric_ok) { $metric_value = $1; # whatever $routine = $2; } else { $routine = $1; } if ($is_calls) { if (substr ($routine,0,1) eq "*") { $routine = substr ($routine,1); } } for $vdso_key (keys %LINUX_vDSO) { if ($routine eq $LINUX_vDSO{$vdso_key}) { #------------------------------------------------------------------------------ # presume no duplicates - at least can check offset #------------------------------------------------------------------------------ if ($vdso_key =~ /(\d+):(\S+)/) #------------------------------------------------------------------------------ # no -ve segments allowed and not expected #------------------------------------------------------------------------------ { if ($2 eq $offset) { #------------------------------------------------------------------------------ # the real segment #------------------------------------------------------------------------------ $segment = $1; gp_message ("debugXL", $subr_name, "rescued segment for $PC_Address($routine)->$segment:$offset $FUNC_FILE"); $PC_Address = $segment.":".$offset; # PC Addr. gp_message ("debugXL", $subr_name, "vdso line ->$line"); $line = $PC_Address.(' ' x (length ($spaces)-2)).$rest; gp_message ("debugXL", $subr_name, "becomes ->$line"); last; } } } } } else { gp_message ("debug", $subr_name, "name_regex failure for file $FUNC_FILE"); } } #------------------------------------------------------------------------------ # a rotten exception for Linux vDSO # With a BIG "PC Address" like 32767:0x841fecd0, the functions.sort.func_PC file # can have lines like #->32767:0x841fecd0161.553 527182898954 131.936 100003 __vdso_gettimeofday<- #->32767:0x153ff810 42.460 0 0 __vdso_gettimeofday<- #->-1:0xff600000 99.040 0 0 [vsyscall]<- # (Real PC Address: 4294967295:0xff600000) #-> 4294967295:0xff600000 99.040 0 0 [vsyscall]<- #-> 9:0x00000020 49.310 0 0 <static>@0x7fff153ff600 ([vdso])<- # Rats! # $LINUX_vDSO{substr($order[$i]{"addressobjtext"},1)} = $order[$i]{"routine"}; #------------------------------------------------------------------------------ $not_printed = $TRUE; for $vdso_key (keys %LINUX_vDSO) { if ($line =~ /^(\s*)($vdso_key)(.*)$/) { $blanks = 1; $rest = 3; $lblanks = length ($blanks); $lvdso_key = length ($vdso_key); $PC_Address = $vdso_key; # PC Addr. $offy = ($lblanks+$lvdso_key < $pc_len) ? $pc_len : $lblanks+$lvdso_key; gp_message ("debugXL", $subr_name, "offy = $offy for ->$line<-"); if ($pc_len) { print FUNC_FILE_NO_PC substr ($line,$offy)."\n"; $not_printed = $FALSE; } else { die ("sod1a"); } gp_message ("debugXL", $subr_name, "vdso line ->$line"); if (substr ($line,$lblanks+$lvdso_key,1) eq " ") { #------------------------------------------------------------------------------ # O.K. no field abuttal #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "vdso no field abuttal line ->$line"); } else { gp_message ("debugXL", $subr_name, "vdso field abuttal line ->$line"); $line = $blanks.$vdso_key." ".$rest; } gp_message ("debugXL", $subr_name, "becomes ->$line"); last; } } if ($not_printed) { if ($pc_len) { print FUNC_FILE_NO_PC substr ($line,$pc_len)."\n"; } else { die ("sod1b"); } $not_printed = $FALSE; } } else { if (!$pc_len) { if ($line =~ /(^\s*PC Addr.\s+)(\S+)/) { $pc_len = length ($1); # say 15 print FUNC_FILE_NO_PC substr ($line,$pc_len)."\n"; } else { print FUNC_FILE_NO_PC "$line\n"; } } else { if ($pc_len) { my $strlen = length ($line); if ($strlen > 0 ) { print FUNC_FILE_NO_PC substr ($line,$pc_len)."\n"; } else { print FUNC_FILE_NO_PC "\n"; } } else { die ("sod2"); } } next; } $routine = ""; if ($line =~ /$name_regex/) { if ($metric_ok) { $metric_value = $1; # whatever $routine = $2; } else { $routine = $1; } } if ($is_calls) { if (substr ($routine,0,1) eq "*") { $routine = substr ($routine,1); } } if (length ($routine)) { $order[$index_val]{"routine"} = $routine; if ($metric_ok) { $order[$index_val]{"metric_value"} = $metric_value; } $order[$index_val]{"PC Address"} = $PC_Address; $df_flag = 0; if (not exists ($functions_per_metric_indexes{$routine})) { $functions_per_metric_indexes{$routine} = [$index_val]; } else { push (@{$functions_per_metric_indexes{$routine}},$index_val); # add $RI to list } gp_message ("debugXL", $subr_name, "updated functions_per_metric_indexes $routine [$index_val] line = $line"); if ($PC_Address =~ /\s*(\S+):(\S+)/) { my ($segment,$offset); $segment = $1; $offset = $2; $address_decimal = bigint::hex ($offset); # decimal ## $full_address_field = '@'.$segment.":".$offset; # e.g. @2:0x0003f280 $full_address_field = $segment.":".$offset; # e.g. @2:0x0003f280 $order[$index_val]{"addressobj"} = $address_decimal; $order[$index_val]{"addressobjtext"} = $full_address_field; } #------------------------------------------------------------------------------ # Check uniqueness #------------------------------------------------------------------------------ if (not exists ($functions_per_metric_first_index{$routine}{$PC_Address})) { $functions_per_metric_first_index{$routine}{$PC_Address} = $index_val; $u++; #$RI } else { if (!($metric eq "calls" || $metric eq "calltree")) { gp_message ("debug", $subr_name, "file $FUNC_FILE: function $routine already has a PC Address"); } } $index_val++; gp_message ("debugXL", $subr_name, "updated index_val = $index_val"); $n++; next; } else { if ($n && length ($line)) { my $msg = "unexpected line format in functions file $FUNC_FILE line->$line<-"; gp_message ("assertion", $subr_name, $msg); } } } close (FUNC_FILE); close (FUNC_FILE_NO_PC); for my $i (sort keys %functions_per_metric_indexes) { my $values = ""; for my $fields (sort keys @{ $functions_per_metric_indexes{$i} }) { $values .= "$functions_per_metric_indexes{$i}[$fields] "; } gp_message ("debugXL", $subr_name, "on return: functions_per_metric_indexes{$i} = $values"); } return (\@order, \%functions_per_metric_first_index, \%functions_per_metric_indexes); } #-- End of subroutine function_info #------------------------------------------------------------------------------ # Generate a html header. #------------------------------------------------------------------------------ sub generate_a_header { my $subr_name = get_my_name (); my ($page_text_ref, $size_text_ref, $position_text_ref) = @_; my $page_text = ${ $page_text_ref }; my $size_text = ${ $size_text_ref }; my $position_text = ${ $position_text_ref }; my $html_header; $html_header = "<div class=\"" . $position_text . "\">\n"; $html_header .= "<". $size_text . ">\n"; $html_header .= $page_text . "\n"; $html_header .= "</". $size_text . ">\n"; $html_header .= "</div>"; gp_message ("debugXL", $subr_name, "on exit page_title = $html_header"); return (\$html_header); } #-- End of subroutine generate_a_header #------------------------------------------------------------------------------ # Generate the caller-callee information. #------------------------------------------------------------------------------ sub generate_caller_callee { my $subr_name = get_my_name (); my ($number_of_metrics_ref, $function_info_ref, $function_view_structure_ref, $function_address_info_ref, $addressobjtextm_ref, $input_string_ref) = @_; my $number_of_metrics = ${ $number_of_metrics_ref }; my @function_info = @{ $function_info_ref }; my %function_view_structure = %{ $function_view_structure_ref }; my %function_address_info = %{ $function_address_info_ref }; my %addressobjtextm = %{ $addressobjtextm_ref }; my $input_string = ${ $input_string_ref }; my @caller_callee_data = (); my $caller_callee_data_ref; my $outfile; my $input_line; my $fullname; my $separator = "cuthere"; my @address_field = (); my @fields = (); my @function_names = (); my @marker = (); my @metric_values = (); my @word_index_values = (); my @header_lines = (); my $all_metrics; my $elements_in_name; my $full_hex_address; my $hex_address; my $msg; my $remainder2; my $file_title; my $page_title; my $size_text; my $position_text; my @html_metric_sort_header = (); my $html_header; my $html_title_header; my $html_home; my $html_acknowledgement; my $html_end; my $html_line; my $marker_target_function; my $max_metrics_length = 0; my $metrics_length; my $modified_line; my $name_regex; my $no_of_fields; my $routine; my $routine_length; my $string_length; my $top_header; my $total_header_lines; my $word_index_values_ref; my $infile; my $outputdir = append_forward_slash ($input_string); my $LANG = $g_locale_settings{"LANG"}; my $decimal_separator = $g_locale_settings{"decimal_separator"}; gp_message ("debug", $subr_name, "decimal_separator = $decimal_separator"); gp_message ("debug", $subr_name, "outputdir = $outputdir"); $infile = $outputdir . "caller-callee-PC2"; $outfile = $outputdir . $g_html_base_file_name{"caller_callee"} . ".html"; gp_message ("debug", $subr_name, "infile = $infile outfile = $outfile"); open (CALLER_CALLEE_IN, "<", $infile) or die ("unable to open caller file $infile for reading - '$!'"); gp_message ("debug", $subr_name, "opened file $infile for reading"); open (CALLER_CALLEE_OUT, ">", $outfile) or die ("unable to open $outfile for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $outfile for writing"); $msg = "building caller-callee file " . $outfile; gp_message ("debug", $subr_name, $msg); gp_message ("verbose", $subr_name, $msg); #------------------------------------------------------------------------------ # Generate some of the structures used in the HTML output. #------------------------------------------------------------------------------ $file_title = "Caller-callee overview"; $html_header = ${ create_html_header (\$file_title) }; $html_home = ${ generate_home_link ("right") }; $page_title = "Caller Callee View"; $size_text = "h2"; $position_text = "center"; $html_title_header = ${ generate_a_header (\$page_title, \$size_text, \$position_text) }; #------------------------------------------------------------------------------ # Read all of the file into an array with the name caller_callee_data. #------------------------------------------------------------------------------ chomp (@caller_callee_data = <CALLER_CALLEE_IN>); #------------------------------------------------------------------------------ # Remove a legacy redundant string, if any. #------------------------------------------------------------------------------ @caller_callee_data = @{ remove_redundant_string (\@caller_callee_data)}; #------------------------------------------------------------------------------ # Typical structure of the input file: # # Current metrics: address:name:e.totalcpu:e.cycles:e+insts:e+llm # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Functions sorted by metric: Exclusive Total CPU Time # Callers and callees sorted by metric: Attributed Total CPU Time # # PC Addr. Name Attr. Attr. CPU Attr. Attr. # Total Cycles Instructions Last-Level # CPU sec. sec. Executed Cache Misses # 1:0x00000000 *<Total> 3.502 4.005 15396819700 24024250 # 7:0x00008070 start_thread 3.342 3.865 14500538981 23824045 # 6:0x000233a0 __libc_start_main 0.160 0.140 896280719 200205 # # PC Addr. Name Attr. Attr. CPU Attr. Attr. # Total Cycles Instructions Last-Level # CPU sec. sec. Executed Cache Misses # 2:0x000021f9 driver_mxv 3.342 3.865 14500538981 23824045 # 2:0x000021ae *mxv_core 3.342 3.865 14500538981 23824045 #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Scan the input file. The first lines are assumed to be part of the header, # so we store those. The diagnostic lines that echo some settings are also # stored, but currently not used. #------------------------------------------------------------------------------ my $scan_header = $FALSE; my $scan_caller_callee_data = $FALSE; my $data_function_block = ""; my @function_blocks = (); my $first = $TRUE; my @html_caller_callee = (); my @top_level_header = (); #------------------------------------------------------------------------------ # The regexes. #------------------------------------------------------------------------------ my $empty_line_regex = '^\s*$'; my $line_of_interest_regex = '\s*(\d+:0x[a-fA-F0-9]+)\s+(\**)(.*)'; my $get_hex_address_regex = '(\d+):0x(\S+)'; my $get_metric_field_regex = ')\s+([\s\d' . $decimal_separator . ']*)'; my $header_name_regex = '(.*\.)(\s+)(Name)\s+(.*)'; my $sorted_by_regex = 'sorted by metric:'; my $current_regex = '^Current'; my $get_addr_offset_regex = '^@\d+:'; #------------------------------------------------------------------------------ # Get the length of the first metric field across all lines. This value is # used to pad the first metric with spaces and get the alignment right. # # Scan the input data and find the line(s) with metric values. A complication # is that a function name may consists of more than one field. # # Note. This part could be used to parse the other elements of the input file, # but that makes the loop very complicated. Instead, we re-scan the data # below and process each block separately. # # Since this data is all in memory and relatively small, the performance should # not suffer much, but it does improve the readability of the code. #------------------------------------------------------------------------------ $g_max_length_first_metric = 0; my @hex_addresses = (); my @metrics_array = (); my @length_first_metric = (); my @special_marker = (); my @the_function_name = (); my @the_metrics = (); my $find_hex_address_regex = '\s*(\d+:0x[a-fA-F0-9]+)\s+(.*)'; my $find_metric_values_regex = '\)\s+\[.*\]\s+(\d+'; $find_metric_values_regex .= '[\.\d\ ]*)|\)\s+(\d+[\.\d\ ]*)'; my $find_marker_regex = '(^\*).*'; my @html_block_prologue; my @html_code_function_block; my $marker; my $list_with_metrics; my $reduced_line; $msg = "loop over the caller-callee data - number of lines = "; $msg .= ($#caller_callee_data + 1); gp_message ("debugXL", $subr_name, $msg); for (my $line = 0; $line <= $#caller_callee_data; $line++) { $input_line = $caller_callee_data[$line]; $reduced_line = $input_line; $msg = "line = " . $line . " input_line = " . $input_line; gp_message ("debugXL", $subr_name, $msg); if ($input_line =~ /$find_hex_address_regex/) #------------------------------------------------------------------------------ # This is an input line of interest. #------------------------------------------------------------------------------ { my ($hex_address_ref, $marker_ref, $reduced_line_ref, $list_with_metrics_ref) = split_function_data_line (\$input_line); $hex_address = ${ $hex_address_ref }; $marker = ${ $marker_ref }; $reduced_line = ${ $reduced_line_ref }; $list_with_metrics = ${ $list_with_metrics_ref }; $msg = "RESULT full_hex_address = " . $hex_address; $msg .= " -- metric values = " . $list_with_metrics; $msg .= " -- marker = " . $marker; $msg .= " -- function name = " . $reduced_line; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Store the address and marker. #------------------------------------------------------------------------------ push (@the_function_name, $reduced_line); push (@hex_addresses, $hex_address); if ($marker eq "*") { push (@special_marker, "*"); } else { push (@special_marker, "X"); } #------------------------------------------------------------------------------ # Processing of the metrics. #------------------------------------------------------------------------------ @metrics_array = split (" ", $list_with_metrics); #------------------------------------------------------------------------------ # If the first metric is 0. (or 0, depending on the locale), the calculation # of the length needs to be adjusted, because 0. is really 0.000. # # While we could easily add 3 to the length, we assign a symbolic value to the # first metric (ZZZ) and then compute the length. This makes things clearer. # I hope ;-) #------------------------------------------------------------------------------ my $first_metric = $metrics_array[0]; $msg = "first metric found = " . $first_metric; gp_message ("debugXL", $subr_name, $msg); if ($first_metric =~ /^0$decimal_separator$/) { $first_metric = "0.ZZZ"; $msg = "fixed up $first_metric"; gp_message ("debugXL", $subr_name, $msg); } $g_max_length_first_metric = max ($g_max_length_first_metric, length ($first_metric)); $msg = "first_metric = $first_metric " . "g_max_length_first_metric = $g_max_length_first_metric"; gp_message ("debugXL", $subr_name, $msg); push (@length_first_metric, length ($first_metric)); push (@the_metrics, $list_with_metrics); } } $msg = "the following function names have been found"; gp_message ("debugM", $subr_name, $msg); for my $i (0 .. $#the_function_name) { $msg = "the_function_name{" . $i . "] = " . $the_function_name[$i]; gp_message ("debugM", $subr_name, $msg); } $msg = "final: g_max_length_first_metric = " . $g_max_length_first_metric; gp_message ("debugM", $subr_name, $msg); $msg = "\$#hex_addresses = " . $#hex_addresses; gp_message ("debugM", $subr_name, $msg); #------------------------------------------------------------------------------ # Main loop over the input data. #------------------------------------------------------------------------------ my $index_start = 0; # 1 my $index_end = -1; # 0 for (my $line = 0; $line <= $#caller_callee_data; $line++) { $input_line = $caller_callee_data[$line]; if ($input_line =~ /$header_name_regex/) { $scan_header = $TRUE; $msg = "line = " . $line . " encountered start of the header"; $msg .= " scan_header = " . $scan_header . " first = " . $first; gp_message ("debugXL", $subr_name, $msg); } elsif (($input_line =~ /$sorted_by_regex/) or ($input_line =~ /$current_regex/)) { $msg = "line = " . $line . " captured top level header: " . "input_line = " . $input_line; gp_message ("debugXL", $subr_name, $msg); push (@top_level_header, $input_line); } elsif ($input_line =~ /$line_of_interest_regex/) { $index_end++; $scan_header = $FALSE; $scan_caller_callee_data = $TRUE; $data_function_block .= $separator . $input_line; $msg = "line = $line updated index_end = $index_end"; gp_message ("debugXL", $subr_name, $msg); $msg = "line = $line input_line = " . $input_line; gp_message ("debugXL", $subr_name, $msg); $msg = "line = $line data_function_block = " . $data_function_block; gp_message ("debugXL", $subr_name, $msg); } elsif (($input_line =~ /$empty_line_regex/) and ($scan_caller_callee_data)) { #------------------------------------------------------------------------------ # An empty line is interpreted as the end of the current block and we process # this, including the generation of the html code for this block. #------------------------------------------------------------------------------ $first = $FALSE; $scan_caller_callee_data = $FALSE; $msg = "new block"; gp_message ("debugXL", $subr_name, $msg); $msg = "line = " . $line . " index_start = " . $index_start; gp_message ("debugXL", $subr_name, $msg); $msg = "line = " . $line . " index_end = " . $index_end; gp_message ("debugXL", $subr_name, $msg); $msg = "line = " . $line . " data_function_block = "; $msg .= $data_function_block; gp_message ("debugXL", $subr_name, $msg); push (@function_blocks, $data_function_block); ## $msg = " generating the html blocks ("; ## $msg .= $index_start . " - " . $index_end .")"; ## gp_message ("verbose", $subr_name, $msg); my ($html_block_prologue_ref, $html_code_function_block_ref) = generate_html_function_blocks ( \$index_start, \$index_end, \@hex_addresses, \@the_metrics, \@length_first_metric, \@special_marker, \@the_function_name, \$separator, $number_of_metrics_ref, \$data_function_block, $function_info_ref, $function_view_structure_ref); @html_block_prologue = @{ $html_block_prologue_ref }; @html_code_function_block = @{ $html_code_function_block_ref }; for my $lines (0 .. $#html_code_function_block) { $msg = "final html_code_function_block[" . $lines . "] = " . $html_code_function_block[$lines]; gp_message ("debugXL", $subr_name, $msg); } $data_function_block = ""; push (@html_caller_callee, @html_block_prologue); push (@html_caller_callee, @header_lines); push (@html_caller_callee, @html_code_function_block); $index_start = $index_end + 1; $index_end = $index_start - 1; $msg = "line = " . $line . " reset index_start = " . $index_start; gp_message ("debugXL", $subr_name, $msg); $msg = "line = " . $line . " reset index_end = " . $index_end; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Only capture the first header. They are all identical. #------------------------------------------------------------------------------ if ($scan_header and $first) { if (defined ($4)) { #------------------------------------------------------------------------------ # This group is only defined for the first line of the header. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "header1 = $4"); gp_message ("debugXL", $subr_name, "extra = $3 spaces=x$2x"); my $newline = "<b>" . $4 . "</b>"; push (@header_lines, $newline); } elsif ($input_line =~ /\s*(.*)/) { #------------------------------------------------------------------------------ # Capture the subsequent header lines. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "headern = $1"); my $newline = "<b>" . $1 . "</b>"; push (@header_lines, $newline); } } } for my $i (0 .. $#header_lines) { gp_message ("debugXL", $subr_name, "header_lines[$i] = $header_lines[$i]"); } for my $i (0 .. $#function_blocks) { gp_message ("debugXL", $subr_name, "function_blocks[$i] = $function_blocks[$i]"); } my $number_of_blocks = $#function_blocks + 1; gp_message ("debugXL", $subr_name, "There are " . $number_of_blocks . " function blocks:"); for my $i (0 .. $#function_blocks) { #------------------------------------------------------------------------------ # The split produces an empty first field and is why we skip the first field. #------------------------------------------------------------------------------ ## my @entries = split ("cuthere", $function_blocks[$i]); my @entries = split ($separator, $function_blocks[$i]); for my $k (1 .. $#entries) { my $msg = "entries[" . $k . "] = ". $entries[$k]; gp_message ("debugXL", $subr_name, $k . $msg); } } #------------------------------------------------------------------------------ # Parse and process the individual function blocks. #------------------------------------------------------------------------------ $msg = "Parse and process function blocks - total blocks = "; $msg .= $#function_blocks + 1; gp_message ("verbose", $subr_name, $msg); for my $i (0 .. $#function_blocks) { $msg = "process function block " . $i; gp_message ("debugXL", $subr_name, $msg); $msg = "function_blocks[" . $i . "] = ". $function_blocks[$i]; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # This split produces an empty first field. This is why we skip this in the # loop below. #------------------------------------------------------------------------------ my @entries = split ($separator, $function_blocks[$i]); #------------------------------------------------------------------------------ # An example of the content of array @entries: # <empty line> # 6:0x0003ad20 drand48 0.100 0.084 768240570 0 # 6:0x0003af50 *erand48_r 0.080 0.084 768240570 0 # 6:0x0003b160 __drand48_iterate 0.020 0. 0 0 #------------------------------------------------------------------------------ for my $k (1 .. $#entries) { my $input_line = $entries[$k]; $msg = "input_line = entries[" . $k . "] = ". $entries[$k]; gp_message ("debugXL", $subr_name, $msg); my ($hex_address_ref, $marker_ref, $reduced_line_ref, $list_with_metrics_ref) = split_function_data_line (\$input_line); $full_hex_address = ${ $hex_address_ref }; $marker_target_function = ${ $marker_ref }; $routine = ${ $reduced_line_ref }; $all_metrics = ${ $list_with_metrics_ref }; $msg = "RESULT full_hex_address = " . $full_hex_address; $msg .= " -- metric values = " . $all_metrics; $msg .= " -- marker = " . $marker_target_function; $msg .= " -- function name = " . $routine; gp_message ("debugXL", $subr_name, $msg); $metrics_length = length ($all_metrics); $max_metrics_length = max ($max_metrics_length, $metrics_length); if ($full_hex_address =~ /(\d+):0x(\S+)/) { $hex_address = "0x" . $2; } push (@marker, $marker_target_function); push (@address_field, $hex_address); push (@address_field, $full_hex_address); $msg = "pushed " . $full_hex_address; $msg .= " to array address_field"; gp_message ("debugXL", $subr_name, $msg); $modified_line = $all_metrics . " " . $routine; gp_message ("debugXL", $subr_name, "xxxxxxx = $modified_line"); push (@metric_values, $all_metrics); $msg = "pushed " . $all_metrics . " to array metric_values"; gp_message ("debugXL", $subr_name, $msg); push (@function_names, $routine); $msg = "pushed " . $routine . " to array function_names"; gp_message ("debugXL", $subr_name, $msg); } $total_header_lines = $#header_lines + 1; $msg = "total_header_lines = " . $total_header_lines; gp_message ("debugXL", $subr_name, $msg); gp_message ("debugXL", $subr_name, "Final output"); for my $i (keys @header_lines) { gp_message ("debugXL", $subr_name, "$header_lines[$i]"); } for my $i (0 .. $#function_names) { $msg = $metric_values[$i] . " " . $marker[$i]; $msg .= $function_names[$i] . " (" . $address_field[$i] . ")"; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Check if this function has multiple occurrences. # TBD: Replace by the function call for this. #------------------------------------------------------------------------------ $msg = "check for multiple occurrences - function_names = "; $msg .= ($#function_names + 1); gp_message ("debugXL", $subr_name, $msg); for my $i (0 .. $#function_names) { my $current_address = $address_field[$i]; my $found_a_match; my $ref_index; my $alt_name; my $addr_offset; $routine = $function_names[$i]; $alt_name = $routine; gp_message ("debugXL", $subr_name, "checking for routine = $routine"); if (exists ($g_multi_count_function{$routine})) { #------------------------------------------------------------------------------ # TBD: Scan all of the function_info list. Or beter: add index to # g_multi_count_function. #------------------------------------------------------------------------------ $found_a_match = $FALSE; $msg = $routine . ": occurrences = "; $msg .= $g_function_occurrences{$routine}; gp_message ("debugXL", $subr_name, $msg); for my $ref (keys @{ $g_map_function_to_index{$routine} }) { $ref_index = $g_map_function_to_index{$routine}[$ref]; $msg = $routine . ": retrieving duplicate entry at "; $msg .= "ref_index = " . $ref_index; gp_message ("debugXL", $subr_name, $msg); $msg = $routine . ": function_info[" . $ref_index; $msg .= "]{alt_name} = "; $msg .= $function_info[$ref_index]{'alt_name'}; gp_message ("debugXL", $subr_name, $msg); $addr_offset = $function_info[$ref_index]{"addressobjtext"}; $msg = $routine . ": addr_offset = " . $addr_offset; gp_message ("debugXL", $subr_name, $msg); $addr_offset =~ s/$get_addr_offset_regex//; $msg = $routine . ": addr_offset = " . $addr_offset; gp_message ("debugXL", $subr_name, $msg); if ($addr_offset eq $current_address) { $found_a_match = $TRUE; last; } } $msg = $function_info[$ref_index]{'alt_name'}; $msg .= " is the actual function for i = " . $i . " "; $msg .= $found_a_match; gp_message ("debugXL", $subr_name, $msg); $alt_name = $function_info[$ref_index]{'alt_name'}; } gp_message ("debugXL", $subr_name, "alt_name = $alt_name"); } $msg = "completed the check for multiple occurrences"; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Figure out the column width. Since the columns in the header may include # spaces, we use the first line with metrics for this. #------------------------------------------------------------------------------ my $top_header = $metric_values[0]; my $word_index_values_ref = find_words_in_line (\$top_header); my @word_index_values = @{ $word_index_values_ref }; # $i = 0 0 4 # $i = 1 10 14 # $i = 2 21 31 # $i = 3 35 42 for my $i (keys @word_index_values) { $msg = "i = " . $i . " " . $word_index_values[$i][0] . " "; $msg .= $word_index_values[$i][1]; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Empty the buffers before processing the next block with data. #------------------------------------------------------------------------------ @function_names = (); @metric_values = (); @address_field = (); @marker = (); $msg = "erased contents of arrays function_names, metric_values, "; $msg .= "address_field, and marker"; gp_message ("debugXL", $subr_name, $msg); } push (@html_metric_sort_header, "<i>"); for my $i (0 .. $#top_level_header) { $html_line = $top_level_header[$i] . "<br>"; push (@html_metric_sort_header, $html_line); } push (@html_metric_sort_header, "</i>"); print CALLER_CALLEE_OUT $html_header; print CALLER_CALLEE_OUT $html_home; print CALLER_CALLEE_OUT $html_title_header; print CALLER_CALLEE_OUT "$_" for @g_html_experiment_stats; ## print CALLER_CALLEE_OUT "<br>\n"; ## print CALLER_CALLEE_OUT "$_\n" for @html_metric_sort_header; print CALLER_CALLEE_OUT "<pre>\n"; print CALLER_CALLEE_OUT "$_\n" for @html_caller_callee; print CALLER_CALLEE_OUT "</pre>\n"; #------------------------------------------------------------------------------ # Get the acknowledgement, return to main link, and final html statements. #------------------------------------------------------------------------------ $html_home = ${ generate_home_link ("left") }; $html_acknowledgement = ${ create_html_credits () }; $html_end = ${ terminate_html_document () }; print CALLER_CALLEE_OUT $html_home; print CALLER_CALLEE_OUT "<br>\n"; print CALLER_CALLEE_OUT $html_acknowledgement; print CALLER_CALLEE_OUT $html_end; close (CALLER_CALLEE_OUT); $msg = "the caller-callee information has been generated"; gp_message ("verbose", $subr_name, $msg); return (0); } #-- End of subroutine generate_caller_callee #------------------------------------------------------------------------------ # Generate the html version of the disassembly file. # # Note to self (TBD) # https://community.intel.com/t5/Intel-oneAPI-AI-Analytics/bd-p/ai-analytics-toolkit #------------------------------------------------------------------------------ sub generate_dis_html { my $subr_name = get_my_name (); my ($target_function_ref, $number_of_metrics_ref, $function_info_ref, $function_address_and_index_ref, $outputdir_ref, $func_ref, $source_line_ref, $metric_ref, $addressobj_index_ref) = @_; my $target_function = ${ $target_function_ref }; my $number_of_metrics = ${ $number_of_metrics_ref }; my @function_info = @{ $function_info_ref }; my %function_address_and_index = %{ $function_address_and_index_ref }; my $outputdir = ${ $outputdir_ref }; my $func = ${ $func_ref }; my @source_line = @{ $source_line_ref }; my @metric = @{ $metric_ref }; my %addressobj_index = %{ $addressobj_index_ref }; my $dec_instruction_start; my $dec_instruction_end; my $hex_instruction_start; my $hex_instruction_end; my @colour_line = (); my $hot_line; my $metric_values; my $src_line; my $dec_instr_address; my $instruction; my $operands; my $html_new_line = "<br>"; my $add_new_line_before; my $add_new_line_after; my $address_key; my $boldface; my $file; my $filename = $func; my $func_name; my $orig_hex_instr_address; my $hex_instr_address; my $index_string; my $input_metric; my $linenumber; my $name; my $last_address; my $last_address_in_hex; my $file_title; my $html_header; my $html_home; my $html_end; my $branch_regex = $g_arch_specific_settings{"regex"}; my $convert_to_dot = $g_locale_settings{"convert_to_dot"}; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my $hp_value = $g_user_settings{"highlight_percentage"}{"current_value"}; my $linksubexp = $g_arch_specific_settings{"linksubexp"}; my $subexp = $g_arch_specific_settings{"subexp"}; my $file_is_empty; my %branch_target = (); my %branch_target_no_ref = (); my @disassembly_file = (); my %extended_branch_target = (); my %inverse_branch_target = (); my @metrics = (); my @modified_html = (); my $branch_target_ref; my $extended_branch_target_ref; my $branch_target_no_ref_ref; my $branch_address; my $dec_branch_address; my $found_it; my $found_it_ref; my $func_name_in_dis_file; my $hex_branch_target; my $instruction_address; my $instruction_offset; my $link; my $modified_line; my $raw_hex_branch_target; my $src_line_ref; my $threshold_line; my $html_dis_out = $func . ".html"; #------------------------------------------------------------------------------ # The regex section. #------------------------------------------------------------------------------ my $call_regex = '.*([0-9a-fA-F]*):\s+(call)\s*0x([0-9a-fA-F]+)'; my $line_of_interest_regex = '^#*\s+([\d' . $decimal_separator . '\s+]+)\[\s*(\d+|\?)\]'; my $white_space_regex = '\s+'; my $first_integer_regex = '^\d+$'; my $integer_regex = '\d+'; my $qmark_regex = '\?'; my $src_regex = '(\s*)(\d+)\.(.*)'; my $function_regex = '^(\s*)<Function:\s(.*)>'; my $end_src_header_regex = "(^\\s+)(\\d+)\\.\\s+(.*)"; my $end_dis_header_regex = "(^\\s+)(<Function: )(.*)>"; my $control_flow_1_regex = 'j[a-z]+'; my $control_flow_2_regex = 'call'; my $control_flow_3_regex = 'ret'; ## my $function_call_regex2 = '(.*)\s+([0-9a-fA-F]*):\s+(call)\s*0x([0-9a-fA-F]+)\s*'; ## my $endbr_regex = '\.*([0-9a-fA-F]*):\s+(endbr[32|64])'; #------------------------------------------------------------------------------ # Dynamic. Computed below. # # TBD: Try to move these up. #------------------------------------------------------------------------------ my $dis_regex; my $metric_regex; gp_message ("debug", $subr_name, "g_branch_regex = $g_branch_regex"); gp_message ("debug", $subr_name, "call_regex = $call_regex"); gp_message ("debug", $subr_name, "g_function_call_v2_regex = $g_function_call_v2_regex"); my $the_title = set_title ($function_info_ref, $func, "disassembly"); gp_message ("debug", $subr_name, "the_title = $the_title"); $file_title = $the_title; $html_header = ${ create_html_header (\$file_title) }; $html_home = ${ generate_home_link ("right") }; push (@modified_html, $html_header); push (@modified_html, $html_home); push (@modified_html, "<pre>"); #------------------------------------------------------------------------------ # Open the input and output files. #------------------------------------------------------------------------------ open (INPUT_DISASSEMBLY, "<", $filename) or die ("$subr_name - unable to open disassembly file $filename for reading: '$!'"); gp_message ("debug", $subr_name , "opened file $filename for reading"); open (HTML_OUTPUT, ">", $html_dis_out) or die ("$subr_name - unable to open file $html_dis_out for writing: '$!'"); gp_message ("debug", $subr_name , "opened file $html_dis_out for writing"); #------------------------------------------------------------------------------ # Check if the file is empty #------------------------------------------------------------------------------ $file_is_empty = is_file_empty ($filename); if ($file_is_empty) { #------------------------------------------------------------------------------ # The input file is empty. Write a message in the html file and exit. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name ,"file $filename is empty"); my $comment = "No disassembly generated by $tool_name - file $filename is empty"; my $gp_error_file = $outputdir . "gp-listings.err"; my $html_empty_file_ref = html_text_empty_file (\$comment, \$gp_error_file); my @html_empty_file = @{ $html_empty_file_ref }; print HTML_OUTPUT "$_\n" for @html_empty_file; close (HTML_OUTPUT); return (\@source_line); } else { #------------------------------------------------------------------------------ # Read the file into memory. #------------------------------------------------------------------------------ chomp (@disassembly_file = <INPUT_DISASSEMBLY>); gp_message ("debug", $subr_name ,"read file $filename into memory"); } my $max_length_first_metric = 0; my $src_line_no; #------------------------------------------------------------------------------ # First scan through the assembly listing. #------------------------------------------------------------------------------ for (my $line_no=0; $line_no <= $#disassembly_file; $line_no++) { my $input_line = $disassembly_file[$line_no]; gp_message ("debugXL", $subr_name, "[line $line_no] $input_line"); if ($input_line =~ /$line_of_interest_regex/) { #------------------------------------------------------------------------------ # Found a matching line. Examples are: # 0.370 [37] 4021d1: addsd %xmm0,%xmm1 # ## 1.001 [36] 4021d5: add $0x1,%rax #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "selected line \$1 = $1 \$2 = $2"); if (defined ($2) and defined($1)) { @metrics = split (/$white_space_regex/ ,$1); $src_line_no = $2; } else { my $msg = "$input_line has an unexpected format"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # Compute the maximum length of the first metric and pad the field from the # left later on. The fractional part is ignored. #------------------------------------------------------------------------------ my $first_metric = $metrics[0]; my $new_length; if ($first_metric =~ /$first_integer_regex/) { $new_length = length ($first_metric); } else { my @fields = split (/$decimal_separator/, $first_metric); $new_length = length ($fields[0]); } $max_length_first_metric = max ($max_length_first_metric, $new_length); my $msg; $msg = "first_metric = $first_metric " . "max_length_first_metric = $max_length_first_metric"; gp_message ("debugXL", $subr_name, $msg); if ($src_line_no !~ /$qmark_regex/) #------------------------------------------------------------------------------ # The source code line number is known and is stored. #------------------------------------------------------------------------------ { $source_line[$line_no] = $src_line_no; my $msg; $msg = "found an instruction with a source line ref:"; $msg .= " source_line[$line_no] = $source_line[$line_no]"; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Check for function calls. If found, get the address offset from $4 and # compute the target address. #------------------------------------------------------------------------------ ($found_it_ref, $branch_target_ref, $extended_branch_target_ref) = check_and_proc_dis_func_call ( \$input_line, \$line_no, \%branch_target, \%extended_branch_target); $found_it = ${ $found_it_ref }; if ($found_it) { %branch_target = %{ $branch_target_ref }; %extended_branch_target = %{ $extended_branch_target_ref }; } #------------------------------------------------------------------------------ # Look for a branch instruction, or the special endbr32/endbr64 instruction # that is also considered to be a branch target. Note that the latter is x86 # specific. #------------------------------------------------------------------------------ ($found_it_ref, $branch_target_ref, $extended_branch_target_ref, $branch_target_no_ref_ref) = check_and_proc_dis_branches ( \$input_line, \$line_no, \%branch_target, \%extended_branch_target, \%branch_target_no_ref); $found_it = ${ $found_it_ref }; if ($found_it) { %branch_target = %{ $branch_target_ref }; %extended_branch_target = %{ $extended_branch_target_ref }; %branch_target_no_ref = %{ $branch_target_no_ref_ref }; } } } #-- End of loop over line_no %inverse_branch_target = reverse (%extended_branch_target); gp_message ("debug", $subr_name, "generated inverse of branch target structure"); gp_message ("debug", $subr_name, "completed parsing file $filename"); for my $key (sort keys %branch_target) { gp_message ("debug", $subr_name, "branch_target{$key} = $branch_target{$key}"); } for my $key (sort keys %extended_branch_target) { gp_message ("debug", $subr_name, "extended_branch_target{$key} = $extended_branch_target{$key}"); } for my $key (sort keys %inverse_branch_target) { gp_message ("debug", $subr_name, "inverse_branch_target{$key} = $inverse_branch_target{$key}"); } for my $key (sort keys %branch_target_no_ref) { gp_message ("debug", $subr_name, "branch_target_no_ref{$key} = $branch_target_no_ref{$key}"); $inverse_branch_target{$key} = $key; } for my $key (sort keys %inverse_branch_target) { gp_message ("debug", $subr_name, "inverse_branch_target{$key} = $inverse_branch_target{$key}"); } #------------------------------------------------------------------------------ # Process the disassembly. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Dynamically generate the regexes. #------------------------------------------------------------------------------ $metric_regex = ''; for my $metric_used (1 .. $number_of_metrics) { $metric_regex .= '(\d+' . $decimal_separator . '*\d*)\s+'; } $dis_regex = '^(#{2}|\s{2})\s+'; $dis_regex .= '(.*)'; ## $dis_regex .= '\[\s*([0-9?]+)\]\s+([0-9a-fA-F]+):\s+([a-z0-9]+)\s+(.*)'; $dis_regex .= '\[\s*([0-9?]+)\]\s+([0-9a-fA-F]+):\s+([a-z0-9]+)(.*)'; gp_message ("debugXL", $subr_name, "metric_regex = $metric_regex"); gp_message ("debugXL", $subr_name, "dis_regex = $dis_regex"); gp_message ("debugXL", $subr_name, "src_regex = $src_regex"); gp_message ("debugXL", $subr_name, "contents of lines array"); #------------------------------------------------------------------------------ # Identify the header lines. Make the minimal assumptions. # # In both cases, the first line after the header has whitespace. This is # followed by: # # - A source line file has "<line_no>." # - A dissasembly file has "<Function:" # # These are the characteristics we use below. #------------------------------------------------------------------------------ for (my $line_no=0; $line_no <= $#disassembly_file; $line_no++) { my $input_line = $disassembly_file[$line_no]; gp_message ("debugXL", $subr_name, "[line $line_no] $input_line"); if ($input_line =~ /$end_src_header_regex/) { gp_message ("debugXL", $subr_name, "header time is over - hit source line\n"); gp_message ("debugXL", $subr_name, "$1 $2 $3\n"); last; } if ($input_line =~ /$end_dis_header_regex/) { gp_message ("debugXL", $subr_name, "header time is over - hit disassembly line\n"); last; } push (@modified_html, "<i>" . $input_line . "</i>"); } my $line_index = scalar (@modified_html); gp_message ("debugXL", $subr_name, "final line_index = $line_index"); for (my $line_no=0; $line_no <= $line_index-1; $line_no++) { my $msg = " modified_html[$line_no] = $modified_html[$line_no]"; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Source line: # 20. for (int64_t r=0; r<repeat_count; r++) { # # Disassembly: # 0.340 [37] 401fec: addsd %xmm0,%xmm1 # ## 1.311 [36] 401ff0: addq $1,%rax #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Find the hot PCs and store them. #------------------------------------------------------------------------------ my @hot_program_counters = (); my @transposed_hot_pc = (); my @max_metric_values = (); gp_message ("debug", $subr_name, "determine the maximum metric values"); for (my $line_no=$line_index-1; $line_no <= $#disassembly_file; $line_no++) { my $input_line = $disassembly_file[$line_no]; if ( $input_line =~ /$dis_regex/ ) { ## if ( defined ($1) and defined ($2) and defined ($3) and ## defined ($4) and defined ($5) and defined ($6) ) if ( defined ($1) and defined ($2) and defined ($3) and defined ($4) and defined ($5) ) { $hot_line = $1; $metric_values = $2; $src_line = $3; $dec_instr_address = bigint::hex ($4); $instruction = $5; if (defined ($6)) { my $white_space_regex = '\s*'; $operands = $6; $operands =~ s/$white_space_regex//; } if ($hot_line eq "##") { my @metrics = split (" ", $metric_values); push (@hot_program_counters, [@metrics]); } } } } for my $row (keys @hot_program_counters) { my $msg = "$filename row[" . $row . "] ="; for my $col (keys @{$hot_program_counters[$row]}) { $msg .= " $hot_program_counters[$row][$col]"; $transposed_hot_pc[$col][$row] = $hot_program_counters[$row][$col]; } gp_message ("debugXL", $subr_name, "hot PC = $msg"); } for my $row (keys @transposed_hot_pc) { my $msg = "$filename row[" . $row . "] ="; for my $col (keys @{$transposed_hot_pc[$row]}) { $msg .= " $transposed_hot_pc[$row][$col]"; } gp_message ("debugXL", $subr_name, "$filename transposed = $msg"); } #------------------------------------------------------------------------------ # Get the maximum metric values and if integer, convert to floating-point. # Since it is easier, we transpose the array and access it over the columns. #------------------------------------------------------------------------------ for my $row (0 .. $#transposed_hot_pc) { my $max_val = 0; for my $col (0 .. $#{$transposed_hot_pc[$row]}) { $max_val = max ($transposed_hot_pc[$row][$col], $max_val); } if ($max_val =~ /$integer_regex/) { $max_val = sprintf ("%f", $max_val); } gp_message ("debugXL", $subr_name, "$filename row = $row max_val = $max_val"); push (@max_metric_values, $max_val); } for my $metric (0 .. $#max_metric_values) { my $msg = "$filename maximum[$metric] = $max_metric_values[$metric]"; gp_message ("debugM", $subr_name, $msg); } #------------------------------------------------------------------------------ # TBD - Integrate this better. # # Scan the instructions to find the instruction address range. This is used # to determine if a branch is external to this function. #------------------------------------------------------------------------------ $dec_instruction_start = undef; $dec_instruction_end = undef; for (my $line_no=$line_index-1; $line_no <= $#disassembly_file; $line_no++) { my $input_line = $disassembly_file[$line_no]; if ( $input_line =~ /$dis_regex/ ) { # if ( defined ($1) and defined ($2) and defined ($3) and ## defined ($4) and defined ($5) and defined ($6) ) if ( defined ($1) and defined ($2) and defined ($3) and defined ($4) and defined ($5) ) { $hot_line = $1; $metric_values = $2; $src_line = $3; $dec_instr_address = bigint::hex ($4); $instruction = $5; ## $operands = $6; if (defined ($6)) { my $white_space_regex = '\s*'; $operands = $6; $operands =~ s/$white_space_regex//; } if (defined ($dec_instruction_start)) { if ($dec_instr_address < $dec_instruction_start) { $dec_instruction_start = $dec_instr_address; } } else { $dec_instruction_start = $dec_instr_address; } if (defined ($dec_instruction_end)) { if ($dec_instr_address > $dec_instruction_end) { $dec_instruction_end = $dec_instr_address; } } else { $dec_instruction_end = $dec_instr_address; } } } } if (defined ($dec_instruction_start) and defined ($dec_instruction_end)) { $hex_instruction_start = sprintf ("%x", $dec_instruction_start); $hex_instruction_end = sprintf ("%x", $dec_instruction_end); my $msg; $msg = "$filename $func dec_instruction_start = " . "$dec_instruction_start (0x$hex_instruction_start)"; gp_message ("debugXL", $subr_name, $msg); $msg = "$filename $func dec_instruction_end = " . "$dec_instruction_end (0x$hex_instruction_end)"; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # This is where all the results from above come together. #------------------------------------------------------------------------------ for (my $line_no=$line_index-1; $line_no <= $#disassembly_file; $line_no++) { my $input_line = $disassembly_file[$line_no]; gp_message ("debugXL", $subr_name, "input_line[$line_no] = $input_line"); if ( $input_line =~ /$dis_regex/ ) { gp_message ("debugXL", $subr_name, "found a disassembly line: $input_line"); if ( defined ($1) and defined ($2) and defined ($3) and defined ($4) and defined ($5) ) { # $branch_target{$hex_branch_target} = 1; # $extended_branch_target{$instruction_address} = $raw_hex_branch_target; $hot_line = $1; $metric_values = $2; $src_line = $3; $orig_hex_instr_address = $4; $instruction = $5; ## $operands = $6; my $msg = "disassembly line: $1 $2 $3 $4 $5"; if (defined ($6)) { $msg .= " \$6 = $6"; my $white_space_regex = '\s*'; $operands = $6; $operands =~ s/$white_space_regex//; } gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Pad the line with the metrics to ensure correct alignment. #------------------------------------------------------------------------------ my $the_length; my @split_metrics = split (" ", $metric_values); my $first_metric = $split_metrics[0]; ## if ($first_metric =~ /^\d+$/) if ($first_metric =~ /$first_integer_regex/) { $the_length = length ($first_metric); } else { my @fields = split (/$decimal_separator/, $first_metric); $the_length = length ($fields[0]); } my $spaces = $max_length_first_metric - $the_length; my $pad = ""; for my $p (1 .. $spaces) { $pad .= " "; } $metric_values = $pad . $metric_values; gp_message ("debugXL", $subr_name, "pad = $pad"); gp_message ("debugXL", $subr_name, "metric_values = $metric_values"); #------------------------------------------------------------------------------ # Since the instruction address variable may change and because we need the # original address without html controls, we use a new variable for the # (potentially) modified address. #------------------------------------------------------------------------------ $hex_instr_address = $orig_hex_instr_address; $add_new_line_before = $FALSE; $add_new_line_after = $FALSE; if ($src_line eq "?") #------------------------------------------------------------------------------ # There is no source line number. Do not add a link. #------------------------------------------------------------------------------ { $modified_line = $hot_line . ' ' . $metric_values . ' [' . $src_line . '] '; gp_message ("debugXL", $subr_name, "initialized modified_line = $modified_line"); } else { #------------------------------------------------------------------------------ # There is a source line number. Mark it as link. #------------------------------------------------------------------------------ $src_line_ref = "[<a href='#line_".$src_line."'>".$src_line."</a>]"; gp_message ("debugXL", $subr_name, "src_line_ref = $src_line_ref"); gp_message ("debugXL", $subr_name, "hex_instr_address = $hex_instr_address"); $modified_line = $hot_line . ' ' . $metric_values . ' ' . $src_line_ref . ' '; gp_message ("debugXL", $subr_name, "initialized modified_line = $modified_line"); } #------------------------------------------------------------------------------ # Mark control flow instructions. Several cases need to be distinguished. # # In all cases we give the instruction a specific color, mark it boldface # and add a new-line after the instruction #------------------------------------------------------------------------------ if ( ($instruction =~ /$control_flow_1_regex/) or ($instruction =~ /$control_flow_2_regex/) or ($instruction =~ /$control_flow_3_regex/) ) { gp_message ("debugXL", $subr_name, "instruction = $instruction is a control flow instruction"); $add_new_line_after = $TRUE; $boldface = $TRUE; $instruction = color_string ($instruction, $boldface, $g_html_color_scheme{"control_flow"}); } if (exists ($extended_branch_target{$hex_instr_address})) #------------------------------------------------------------------------------ # This is a branch instruction and we need to add the target address. # # In case the target address is outside of this load object, the link is # colored differently. # # TBD: Add the name and if possible, a working link to this code. #------------------------------------------------------------------------------ { $branch_address = $extended_branch_target{$hex_instr_address}; $dec_branch_address = bigint::hex ($branch_address); if ( ($dec_branch_address >= $dec_instruction_start) and ($dec_branch_address <= $dec_instruction_end) ) #------------------------------------------------------------------------------ # The instruction is within the range. #------------------------------------------------------------------------------ { $link = "[ <a href='#".$branch_address."'>".$branch_address."</a> ]"; } else { #------------------------------------------------------------------------------ # The instruction is outside of the range. Change the color of the link. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "address is outside of range"); $link = "[ <a href='#".$branch_address; $link .= "' style='color:$g_html_color_scheme{'link_outside_range'}'>"; $link .= $branch_address."</a> ]"; } gp_message ("debugXL", $subr_name, "address exists new link = $link"); $operands .= ' ' . $link; gp_message ("debugXL", $subr_name, "update #1 modified_line = $modified_line"); } if (exists ($branch_target_no_ref{$hex_instr_address})) { gp_message ("debugXL", $subr_name, "NEWBR branch_target_no_ref{$hex_instr_address} = $branch_target_no_ref{$hex_instr_address}"); } ## if (exists ($inverse_branch_target{$hex_instr_address}) or ## exists ($branch_target_no_ref{$hex_instr_address})) if (exists ($inverse_branch_target{$hex_instr_address})) #------------------------------------------------------------------------------ # This is a target address and we need to define the instruction address to be # a label. #------------------------------------------------------------------------------ { $add_new_line_before = $TRUE; my $branch_target = $inverse_branch_target{$hex_instr_address}; my $target = "<a name='".$hex_instr_address."'><b>".$hex_instr_address."</b></a>:"; gp_message ("debugXL", $subr_name, "inverse exists - hex_instr_address = $hex_instr_address"); gp_message ("debugXL", $subr_name, "inverse exists - add a target target = $target"); $hex_instr_address = "<a name='".$hex_instr_address."'><b>".$hex_instr_address."</b></a>"; gp_message ("debugXL", $subr_name, "update #2 hex_instr_address = $hex_instr_address"); gp_message ("debugXL", $subr_name, "update #2 modified_line = $modified_line"); } $modified_line .= $hex_instr_address . ': ' . $instruction . ' ' . $operands; gp_message ("debugXL", $subr_name, "final modified_line = $modified_line"); #------------------------------------------------------------------------------ # This is a control flow instruction, but it is the last one and we do not # want to add a newline. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "decide where the <br> should go in the html"); gp_message ("debugXL", $subr_name, "add_new_line_after = $add_new_line_after"); gp_message ("debugXL", $subr_name, "add_new_line_before = $add_new_line_before"); if ( $add_new_line_after and ($orig_hex_instr_address eq $hex_instruction_end) ) { $add_new_line_after = $FALSE; gp_message ("debugXL", $subr_name, "$instruction is the last instruction - do not add a newline"); } if ($add_new_line_before) { #------------------------------------------------------------------------------ # Get the previous line, if any, so that we can check what it is. #------------------------------------------------------------------------------ my $prev_line = pop (@modified_html); if ( defined ($prev_line) ) { gp_message ("debugXL", $subr_name, "prev_line = $prev_line"); #------------------------------------------------------------------------------ # Restore the previously popped line. #------------------------------------------------------------------------------ push (@modified_html, $prev_line); if ($prev_line ne $html_new_line) { gp_message ("debugXL", $subr_name, "add_new_line_before = $add_new_line_before pushed $html_new_line"); #------------------------------------------------------------------------------ # There is no new-line yet, so add it. #------------------------------------------------------------------------------ push (@modified_html, $html_new_line); } else { #------------------------------------------------------------------------------ # It was a new-line, so do nothing and continue. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "need to restore $html_new_line"); } } } #------------------------------------------------------------------------------ # Add the newly created line. #------------------------------------------------------------------------------ if ($hot_line eq "##") #------------------------------------------------------------------------------ # Highlight the most expensive line. #------------------------------------------------------------------------------ { $modified_line = set_background_color_string ( $modified_line, $g_html_color_scheme{"background_color_hot"}); } #------------------------------------------------------------------------------ # Sub-highlight the lines close enough to the hot line. #------------------------------------------------------------------------------ else { my @current_metrics = split (" ", $metric_values); for my $metric (0 .. $#current_metrics) { my $current_value; my $max_value; $current_value = $current_metrics[$metric]; #------------------------------------------------------------------------------ # As part of the padding process, non-breaking spaces may have been inserted # in an earlier phase. Temporarily remove these to make sure that the maximum # metric values can be computed. #------------------------------------------------------------------------------ $current_value =~ s/ //g; if (exists ($max_metric_values[$metric])) { $max_value = $max_metric_values[$metric]; gp_message ("debugXL", $subr_name, "metric = $metric current_value = $current_value max_value = $max_value"); if ( ($max_value > 0) and ($current_value > 0) and ($current_value != $max_value) ) { # TBD: abs needed? gp_message ("debugXL", $subr_name, "metric = $metric current_value = $current_value max_value = $max_value"); my $relative_distance = 1.00 - abs ( ($max_value - $current_value)/$max_value ); gp_message ("debugXL", $subr_name, "relative_distance = $relative_distance"); if (($hp_value > 0) and ($relative_distance >= $hp_value/100.0)) { gp_message ("debugXL", $subr_name, "metric $metric is within the relative_distance"); gp_message ("debugXL", $subr_name, "change bg modified_line = $modified_line"); $modified_line = set_background_color_string ( $modified_line, $g_html_color_scheme{"background_color_lukewarm"}); last; } } } } } ## my @max_metric_values = (); push (@modified_html, $modified_line); if ($add_new_line_after) { gp_message ("debugXL", $subr_name, "add_new_line_after = $add_new_line_after pushed $html_new_line"); push (@modified_html, $html_new_line); } } else { my $msg = "parsing line $input_line"; gp_message ("assertion", $subr_name, $msg); } } elsif ( $input_line =~ /$src_regex/ ) { if ( defined ($1) and defined ($2) ) { ####### BUG? gp_message ("debugXL", $subr_name, "found a source code line: $input_line"); gp_message ("debugXL", $subr_name, "\$1 = $1"); gp_message ("debugXL", $subr_name, "\$2 = $2"); gp_message ("debugXL", $subr_name, "\$3 = $3"); my $blanks = $1; my $src_line = $2; my $src_code = $3; #------------------------------------------------------------------------------ # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $src_code =~ s/$g_less_than_regex/$g_html_less_than_regex/g; my $target = "<a name='line_".$src_line."'>".$src_line.".</a>"; gp_message ("debugXL", $subr_name, "src target = $target $src_code"); my $modified_line = $blanks . $target . $src_code; gp_message ("debugXL", $subr_name, "modified_line = $modified_line"); push (@modified_html, $modified_line); } else { my $msg = "parsing line $input_line"; gp_message ("assertion", $subr_name, $msg); } } elsif ( $input_line =~ /$function_regex/ ) { my $html_name; if (defined ($1) and defined ($2)) { $func_name_in_dis_file = $2; my $spaces = $1; my $boldface = $TRUE; gp_message ("debugXL", $subr_name, "function_name = $2"); my $function_line = "<Function: " . $func_name_in_dis_file . ">"; ##### HACK if ($func_name_in_dis_file eq $target_function) { my $color_function_name = color_string ( $function_line, $boldface, $g_html_color_scheme{"target_function_name"}); my $label = "<a id=\"" . $g_function_tag_id{$target_function} . "\"></a>"; $html_name = $label . $spaces . "<i>" . $color_function_name . "</i>"; } else { my $color_function_name = color_string ( $function_line, $boldface, $g_html_color_scheme{"non_target_function_name"}); $html_name = "<i>" . $spaces . $color_function_name . "</i>"; } push (@modified_html, $html_name); } else { my $msg = "parsing line $input_line"; gp_message ("assertion", $subr_name, $msg); } } } #------------------------------------------------------------------------------ # Add an extra line with diagnostics. # # TBD: The same is done in process_source but should be done only once. #------------------------------------------------------------------------------ if ($hp_value > 0) { my $rounded_percentage = sprintf ("%.1f", $hp_value); $threshold_line = "<i>The setting for the highlight percentage"; $threshold_line .= " (--highlight-percentage) option:"; $threshold_line .= " " . $rounded_percentage . " (%)</i>"; } else { $threshold_line = "<i>The highlight percentage feature has not been"; $threshold_line .= " enabled</i>"; } $html_home = ${ generate_home_link ("left") }; $html_end = ${ terminate_html_document () }; push (@modified_html, "</pre>"); push (@modified_html, $html_new_line); push (@modified_html, $threshold_line); push (@modified_html, $html_home); push (@modified_html, $html_new_line); push (@modified_html, $g_html_credits_line); push (@modified_html, $html_end); for my $i (0 .. $#modified_html) { gp_message ("debugXL", $subr_name, "[$i] -> $modified_html[$i]"); } for my $i (0 .. $#modified_html) { print HTML_OUTPUT "$modified_html[$i]" . "\n"; } close (HTML_OUTPUT); close (INPUT_DISASSEMBLY); gp_message ("debug", $subr_name, "output is in file $html_dis_out"); gp_message ("debug", $subr_name ,"completed processing disassembly"); undef %branch_target; undef %extended_branch_target; undef %inverse_branch_target; return (\@source_line, \@metric); } #-- End of subroutine generate_dis_html #------------------------------------------------------------------------------ # Generate all the function level information. #------------------------------------------------------------------------------ sub generate_function_level_info { my $subr_name = get_my_name (); my ($exp_dir_list_ref, $call_metrics, $summary_metrics, $input_string, $sort_fields_ref) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my @sort_fields = @{ $sort_fields_ref }; my $expr_name; my $first_metric; my $gp_display_text_cmd; my $gp_functions_cmd; my $ignore_value; my $msg; my $script_pc_metrics; my $outputdir = append_forward_slash ($input_string); my $script_file_PC = $outputdir."gp-script-PC"; my $result_file = $outputdir."gp-out-PC.err"; my $gp_error_file = $outputdir."gp-out-PC.err"; my $func_limit = $g_user_settings{func_limit}{current_value}; #------------------------------------------------------------------------------ # The number of entries in the Function Overview includes <Total>, but that is # not a concern to the user and we add "1" to compensate for this. #------------------------------------------------------------------------------ $func_limit += 1; gp_message ("debug", $subr_name, "increased the local value for func_limit = $func_limit"); $expr_name = join (" ", @exp_dir_list); gp_message ("debug", $subr_name, "expr_name = $expr_name"); for my $i (0 .. $#sort_fields) { gp_message ("debug", $subr_name, "sort_fields[$i] = $sort_fields[$i]"); } # Ruud $count = 0; gp_message ("debug", $subr_name, "calling $GP_DISPLAY_TEXT to get function information files"); open (SCRIPT_PC, ">", $script_file_PC) or die ("$subr_name - unable to open script file $script_file_PC for writing: '$!'"); gp_message ("debug", $subr_name, "opened file $script_file_PC for writing"); #------------------------------------------------------------------------------ # Get the list of functions. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Get the first metric. #------------------------------------------------------------------------------ $summary_metrics =~ /^([^:]+)/; $first_metric = $1; $g_first_metric = $1; $script_pc_metrics = "address:$summary_metrics"; gp_message ("debugXL", $subr_name, "$func_limit"); gp_message ("debugXL", $subr_name, "$summary_metrics"); gp_message ("debugXL", $subr_name, "$first_metric"); gp_message ("debugXL", $subr_name, "$script_pc_metrics"); # Temporarily disabled print SCRIPT_PC "# limit $func_limit\n"; # Temporarily disabled print SCRIPT_PC "limit $func_limit\n"; print SCRIPT_PC "# thread_select all\n"; print SCRIPT_PC "thread_select all\n"; #------------------------------------------------------------------------------ # Empty header. # TBD: Is still needed? Also, add the header command. #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."header\n"; print SCRIPT_PC "outfile $outputdir"."header\n"; #------------------------------------------------------------------------------ # Else the output from the next line goes to last sort.func #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."gp-metrics-functions-PC\n"; print SCRIPT_PC "outfile $outputdir"."gp-metrics-functions-PC\n"; print SCRIPT_PC "# metrics $script_pc_metrics\n"; print SCRIPT_PC "metrics $script_pc_metrics\n"; #------------------------------------------------------------------------------ # Not really sorted #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."functions.sort.func-PC\n"; print SCRIPT_PC "outfile $outputdir"."functions.sort.func-PC\n"; print SCRIPT_PC "# functions\n"; print SCRIPT_PC "functions\n"; print SCRIPT_PC "# outfile $outputdir"."functions.sort.func-PC2\n"; print SCRIPT_PC "outfile $outputdir"."functions.sort.func-PC2\n"; print SCRIPT_PC "# metrics address:name:$summary_metrics\n"; print SCRIPT_PC "metrics address:name:$summary_metrics\n"; print SCRIPT_PC "# sort $first_metric\n"; print SCRIPT_PC "sort $first_metric\n"; print SCRIPT_PC "# functions\n"; print SCRIPT_PC "functions\n"; #------------------------------------------------------------------------------ # Go through all the possible metrics and sort by each of them. #------------------------------------------------------------------------------ for my $field (@sort_fields) { gp_message ("debug", $subr_name, "sort_fields field = $field"); #------------------------------------------------------------------------------ # Else the output from the next line goes to last sort.func #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."gp-metrics-".$field."-PC\n"; print SCRIPT_PC "outfile $outputdir"."gp-metrics-".$field."-PC\n"; print SCRIPT_PC "# metrics $script_pc_metrics\n"; print SCRIPT_PC "metrics $script_pc_metrics\n"; print SCRIPT_PC "# outfile $outputdir".$field.".sort.func-PC\n"; print SCRIPT_PC "outfile $outputdir".$field.".sort.func-PC\n"; print SCRIPT_PC "# sort $field\n"; print SCRIPT_PC "sort $field\n"; print SCRIPT_PC "# functions\n"; print SCRIPT_PC "functions\n"; print SCRIPT_PC "# metrics address:name:$summary_metrics\n"; print SCRIPT_PC "metrics address:name:$summary_metrics\n"; print SCRIPT_PC "# outfile $outputdir".$field.".sort.func-PC2\n"; print SCRIPT_PC "outfile $outputdir".$field.".sort.func-PC2\n"; print SCRIPT_PC "# sort $field\n"; print SCRIPT_PC "sort $field\n"; print SCRIPT_PC "# functions\n"; print SCRIPT_PC "functions\n"; } #------------------------------------------------------------------------------ # Get caller-callee list #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile " . $outputdir."caller-callee-PC2\n"; print SCRIPT_PC "outfile " . $outputdir."caller-callee-PC2\n"; print SCRIPT_PC "# metrics address:name:$summary_metrics\n"; print SCRIPT_PC "metrics address:name:$summary_metrics\n"; print SCRIPT_PC "# callers-callees\n"; print SCRIPT_PC "callers-callees\n"; #------------------------------------------------------------------------------ # Else the output from the next line goes to last sort.func #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."gp-metrics-calls-PC\n"; print SCRIPT_PC "outfile $outputdir"."gp-metrics-calls-PC\n"; $script_pc_metrics = "address:$call_metrics"; print SCRIPT_PC "# metrics $script_pc_metrics\n"; print SCRIPT_PC "metrics $script_pc_metrics\n"; #------------------------------------------------------------------------------ # Not really sorted #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."calls.sort.func-PC\n"; print SCRIPT_PC "outfile $outputdir"."calls.sort.func-PC\n"; #------------------------------------------------------------------------------ # Get caller-callee list #------------------------------------------------------------------------------ print SCRIPT_PC "# callers-callees\n"; print SCRIPT_PC "callers-callees\n"; #------------------------------------------------------------------------------ # Else the output from the next line goes to last sort.func #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."gp-metrics-calltree-PC\n"; print SCRIPT_PC "outfile $outputdir"."gp-metrics-calltree-PC\n"; print SCRIPT_PC "# metrics $script_pc_metrics\n"; print SCRIPT_PC "metrics $script_pc_metrics\n"; if ($g_user_settings{"calltree"}{"current_value"} eq "on") { gp_message ("verbose", $subr_name, "Generate the file with the calltree information"); #------------------------------------------------------------------------------ # Get calltree list #------------------------------------------------------------------------------ print SCRIPT_PC "# outfile $outputdir"."calltree.sort.func-PC\n"; print SCRIPT_PC "outfile $outputdir"."calltree.sort.func-PC\n"; print SCRIPT_PC "# calltree\n"; print SCRIPT_PC "calltree\n"; } #------------------------------------------------------------------------------ # Get the default set of metrics #------------------------------------------------------------------------------ my $full_metrics_ref; my $all_metrics; my $full_function_view = $outputdir . "functions.full"; $full_metrics_ref = get_all_the_metrics (\$expr_name, \$outputdir); $all_metrics = "address:name:"; $all_metrics .= ${$full_metrics_ref}; gp_message ("debug", $subr_name, "all_metrics = $all_metrics"); #------------------------------------------------------------------------------ # Get the name, address, and full overview of all metrics for all functions #------------------------------------------------------------------------------ print SCRIPT_PC "# limit 0\n"; print SCRIPT_PC "limit 0\n"; print SCRIPT_PC "# metrics $all_metrics\n"; print SCRIPT_PC "metrics $all_metrics\n"; print SCRIPT_PC "# thread_select all\n"; print SCRIPT_PC "thread_select all\n"; print SCRIPT_PC "# sort default\n"; print SCRIPT_PC "sort default\n"; print SCRIPT_PC "# outfile $full_function_view\n"; print SCRIPT_PC "outfile $full_function_view\n"; print SCRIPT_PC "# functions\n"; print SCRIPT_PC "functions\n"; close (SCRIPT_PC); $result_file = $outputdir."gp-out-PC.err"; $gp_error_file = $outputdir.$g_gp_error_logfile; $gp_functions_cmd = "$GP_DISPLAY_TEXT -limit $func_limit "; $gp_functions_cmd .= "-viewmode machine -compare off "; $gp_functions_cmd .= "-script $script_file_PC $expr_name"; gp_message ("debug", $subr_name, "calling $GP_DISPLAY_TEXT to get function level information"); $gp_display_text_cmd = "$gp_functions_cmd 1> $result_file 2>> $gp_error_file"; gp_message ("debugXL", $subr_name,"cmd = $gp_display_text_cmd"); my ($error_code, $cmd_output) = execute_system_cmd ($gp_display_text_cmd); if ($error_code != 0) { $ignore_value = msg_display_text_failure ($gp_display_text_cmd, $error_code, $gp_error_file); gp_message ("abort", $subr_name, "execution terminated"); } #------------------------------------------------------------------------------ # Parse the full function view and store the data. #------------------------------------------------------------------------------ my @input_data = (); my $empty_line_regex = '^\s*$'; ## my $full_function_view = $outputdir . "functions.full"; open (ALL_FUNC_DATA, "<", $full_function_view) or die ("$subr_name - unable to open output file $full_function_view for reading '$!'"); gp_message ("debug", $subr_name, "opened file $full_function_view for reading"); chomp (@input_data = <ALL_FUNC_DATA>); my $start_scanning = $FALSE; for (my $line = 0; $line <= $#input_data; $line++) { my $input_line = $input_data[$line]; $input_line =~ s/ -- no functions found//; $input_data[$line] =~ s/ -- no functions found//; $msg = "line = " . $line . " input_line = " . $input_line; gp_message ("debugXL", $subr_name, $msg); # if ($input_line =~ /^<Total>\s+.*/) if ($input_line =~ /\s*(\d+:0x[a-fA-F0-9]+)\s+(\S+)\s+(.*)/) { $start_scanning = $TRUE; } elsif ($input_line =~ /$empty_line_regex/) { $start_scanning = $FALSE; } if ($start_scanning) { gp_message ("debugXL", $subr_name, "$line: $input_data[$line]"); push (@g_full_function_view_table, $input_data[$line]); my $hex_address; my $full_hex_address = $1; my $routine = $2; my $all_metrics = $3; if ($full_hex_address =~ /(\d+):0x(\S+)/) { $hex_address = "0x" . $2; } $g_function_view_all{$routine}{"hex_address"} = $hex_address; $g_function_view_all{$routine}{"all_metrics"} = $all_metrics; } } for my $i (keys %g_function_view_all) { gp_message ("debugXL", $subr_name, "key = $i $g_function_view_all{$i}{'hex_address'} $g_function_view_all{$i}{'all_metrics'}"); } for my $i (keys @g_full_function_view_table) { gp_message ("debugXL", $subr_name, "g_full_function_view_table[$i] = $i $g_full_function_view_table[$i]"); } return ($script_pc_metrics); } #-- End of subroutine generate_function_level_info #------------------------------------------------------------------------------ # Generate all the files needed for the function view. #------------------------------------------------------------------------------ sub generate_function_view { my $subr_name = get_my_name (); my ($directory_name_ref, $summary_metrics_ref, $number_of_metrics_ref, $function_info_ref, $function_view_structure_ref, $function_address_info_ref, $sort_fields_ref, $exp_dir_list_ref, $addressobjtextm_ref) = @_; my $directory_name = ${ $directory_name_ref }; my @function_info = @{ $function_info_ref }; my %function_view_structure = %{ $function_view_structure_ref }; my $summary_metrics = ${ $summary_metrics_ref }; my $number_of_metrics = ${ $number_of_metrics_ref }; my %function_address_info = %{ $function_address_info_ref }; my @sort_fields = @{ $sort_fields_ref }; my @exp_dir_list = @{ $exp_dir_list_ref }; my %addressobjtextm = %{ $addressobjtextm_ref }; my @abs_path_exp_dirs = (); my @experiment_directories; my $target_function; my $html_line; my $ftag; my $routine_length; my %html_source_functions = (); my $href_link; my $infile; my $input_experiments; my $keep_value; my $loadobj; my $address_field; my $address_offset; my $msg; my $exe; my $extra_field; my $new_target_function; my $file_title; my $html_output_file; my $html_function_view; my $overview_file; my $exp_name; my $exp_type; my $html_header; my $routine; my $length_header; my $length_metrics; my $full_index_line; my $acknowledgement; my @full_function_view_line = (); my $spaces; my $size_text; my $position_text; my $html_first_metric_file; my $html_new_line = "<br>"; my $html_acknowledgement; my $html_end; my $html_home; my $page_title; my $html_title_header; my $outputdir = append_forward_slash ($directory_name); my $LANG = $g_locale_settings{"LANG"}; my $decimal_separator = $g_locale_settings{"decimal_separator"}; $input_experiments = join (", ", @exp_dir_list); for my $i (0 .. $#exp_dir_list) { my $dir = get_basename ($exp_dir_list[$i]); push @abs_path_exp_dirs, $dir; } $input_experiments = join (", ", @abs_path_exp_dirs); gp_message ("debug", $subr_name, "input_experiments = $input_experiments"); #------------------------------------------------------------------------------ # TBD: This should be done only once and much earlier. #------------------------------------------------------------------------------ @experiment_directories = split (",", $input_experiments); #------------------------------------------------------------------------------ # For every function in the function overview, set up an html structure with # the various hyperlinks. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Core loop that generates an HTML line for each function. #------------------------------------------------------------------------------ my $top_of_table = $FALSE; for my $i (0 .. $#function_info) { if (defined ($function_info[$i]{"alt_name"})) { $target_function = $function_info[$i]{"alt_name"}; } else { my $msg = "function_info[$i]{\"alt_name\"} is not defined"; gp_message ("assertion", $subr_name, $msg); } $html_source_functions{$target_function} = $function_info[$i]{"html function block"}; } for my $i (sort keys %html_source_functions) { gp_message ("debugXL", $subr_name, "html_source_functions{$i} = $html_source_functions{$i}"); } $file_title = "Function view for experiments " . $input_experiments; #------------------------------------------------------------------------------ # Example input file: # Current metrics: address:name:e.totalcpu:e.cycles:e+insts:e+llm # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Functions sorted by metric: Exclusive Total CPU Time # # PC Addr. Name Excl. Excl. CPU Excl. Excl. # Total Cycles Instructions Last-Level # CPU sec. sec. Executed Cache Misses # 1:0x00000000 <Total> 3.502 4.005 15396819700 24024250 # 2:0x000021ae mxv_core 3.342 3.865 14500538981 23824045 # 6:0x0003af50 erand48_r 0.080 0.084 768240570 0 # 2:0x00001f7b init_data 0.040 0.028 64020043 200205 # 6:0x0003b160 __drand48_iterate 0.020 0. 0 0 # ... #------------------------------------------------------------------------------ for my $metric (@sort_fields) { $overview_file = $outputdir . $metric . ".sort.func-PC2"; $exp_type = $metric; if ($metric eq "functions") { $html_function_view .= $g_html_base_file_name{"function_view"} . ".html"; } else { $html_function_view = $g_html_base_file_name{"function_view"} . "." . $metric . ".html"; } #------------------------------------------------------------------------------ # The default function view is based upon the first metric in the list. We use # this file in the index.html file. #------------------------------------------------------------------------------ if ($metric eq $g_first_metric) { $html_first_metric_file = $html_function_view; my $txt = "g_first_metric = $g_first_metric "; $txt .= "html_first_metric_file = $html_first_metric_file"; gp_message ("debugXL", $subr_name, $txt); } $html_output_file = $outputdir . $html_function_view; open (FUNCTION_VIEW, ">", $html_output_file) or die ("$subr_name - unable to open file $html_output_file for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $html_output_file for writing"); $html_home = ${ generate_home_link ("right") }; $html_header = ${ create_html_header (\$file_title) }; $page_title = "Function View"; $size_text = "h2"; $position_text = "center"; $html_title_header = ${ generate_a_header (\$page_title, \$size_text, \$position_text) }; print FUNCTION_VIEW $html_header; print FUNCTION_VIEW $html_home; print FUNCTION_VIEW $html_title_header; print FUNCTION_VIEW "$_" for @g_html_experiment_stats; print FUNCTION_VIEW $html_new_line . "\n"; my $function_view_structure_ref = process_function_overview ( \$metric, \$exp_type, \$summary_metrics, \$number_of_metrics, \@function_info, \%function_view_structure, \$overview_file); my %function_view_structure = %{ $function_view_structure_ref }; #------------------------------------------------------------------------------ # Core part: extract the true function name and find the html code for it. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "the final table"); print FUNCTION_VIEW "<pre>\n"; print FUNCTION_VIEW "$_\n" for @{ $function_view_structure{"header"} }; my $max_length_header = $function_view_structure{"max header length"}; my $max_length_metrics = $function_view_structure{"max metrics length"}; #------------------------------------------------------------------------------ # Add 4 more spaces for the distance to the function names. Purely cosmetic. #------------------------------------------------------------------------------ my $pad = max ($max_length_metrics, $max_length_header) + 4; my $spaces = ""; for my $i (1 .. $pad) { $spaces .= " "; } #------------------------------------------------------------------------------ # Add extra space for the /blank/*/ marker! #------------------------------------------------------------------------------ $spaces .= " "; my $func_header = $spaces . $function_view_structure{"table name"}; gp_message ("debugXL", $subr_name, "func_header = " . $func_header); print FUNCTION_VIEW $spaces . "<b>" . $function_view_structure{"table name"} . "</b>" . $html_new_line . "\n"; #------------------------------------------------------------------------------ # If the header is longer than the metrics, add spaces to padd the difference. # Also add the same 4 spaces between the metric values and the function name. #------------------------------------------------------------------------------ $pad = 0; if ($max_length_header > $max_length_metrics) { $pad = $max_length_header - $max_length_metrics; } $pad += 4; $spaces = ""; for my $i (1 .. $pad) { $spaces .= " "; } #------------------------------------------------------------------------------ # This is where it literally all comes together. The metrics and function # parts are combined. #------------------------------------------------------------------------------ ## for my $i (keys @{ $function_view_structure{"function table"} }) for my $i (0 .. $#{ $function_view_structure{"function table"} }) { my $p1 = $function_view_structure{"metrics part"}[$i]; my $p2 = $function_view_structure{"function table"}[$i]; $full_index_line = $p1 . $spaces . $p2; push (@full_function_view_line, $full_index_line); } print FUNCTION_VIEW "$_\n" for @full_function_view_line; #------------------------------------------------------------------------------ # Clear the array before filling it up again. #------------------------------------------------------------------------------ @full_function_view_line = (); #------------------------------------------------------------------------------ # Get the acknowledgement, return to main link, and final html statements. #------------------------------------------------------------------------------ $html_home = ${ generate_home_link ("left") }; $html_acknowledgement = ${ create_html_credits () }; $html_end = ${ terminate_html_document () }; print FUNCTION_VIEW "</pre>\n"; print FUNCTION_VIEW $html_home; print FUNCTION_VIEW $html_new_line . "\n"; print FUNCTION_VIEW $html_acknowledgement; print FUNCTION_VIEW $html_end; close (FUNCTION_VIEW); } return (\$html_first_metric_file); } #-- End of subroutine generate_function_view #------------------------------------------------------------------------------ # Generate an html line that links back to index.html. The text can either # be positioned to the left or to the right. #------------------------------------------------------------------------------ sub generate_home_link { my $subr_name = get_my_name (); my ($which_side) = @_; my $html_home_line; if (($which_side ne "left") and ($which_side ne "right")) { my $msg = "which_side = $which_side not supported"; gp_message ("assertion", $subr_name, $msg); } $html_home_line .= "<div class=\"" . $which_side . "\">"; $html_home_line .= "<br><a href='" . $g_html_base_file_name{"index"}; $html_home_line .= ".html' style='background-color:"; $html_home_line .= $g_html_color_scheme{"index"}; $html_home_line .= "'><b>Return to main view</b></a>"; $html_home_line .= "</div>"; return (\$html_home_line); } #-- End of subroutine generate_home_link #------------------------------------------------------------------------------ # Generate a block of html for this function block. #------------------------------------------------------------------------------ sub generate_html_function_blocks { my $subr_name = get_my_name (); my ( $index_start_ref, $index_end_ref, $hex_addresses_ref, $the_metrics_ref, $length_first_metric_ref, $special_marker_ref, $the_function_name_ref, $separator_ref, $number_of_metrics_ref, $data_function_block_ref, $function_info_ref, $function_view_structure_ref) = @_; my $index_start = ${ $index_start_ref }; my $index_end = ${ $index_end_ref }; my @hex_addresses = @{ $hex_addresses_ref }; my @the_metrics = @{ $the_metrics_ref }; my @length_first_metric = @{ $length_first_metric_ref }; my @special_marker = @{ $special_marker_ref }; my @the_function_name = @{ $the_function_name_ref}; my $separator = ${ $separator_ref }; my $number_of_metrics = ${ $number_of_metrics_ref }; my $data_function_block = ${ $data_function_block_ref }; my @function_info = @{ $function_info_ref }; my %function_view_structure = %{ $function_view_structure_ref }; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my @html_block_prologue = (); my @html_code_function_block = (); my @function_lines = (); my @fields = (); my @address_field = (); my @metric_values = (); my @function_names = (); my @final_function_names = (); my @marker = (); my @split_number = (); my @function_tags = (); my $all_metrics; my $current_function_name; my $no_of_fields; my $name_regex; my $full_hex_address; my $hex_address; my $target_function; my $marker_function; my $routine; my $routine_length; my $metrics_length; my $max_metrics_length = 0; my $modified_line; my $string_length; my $addr_offset; my $current_address; my $found_a_match; my $ref_index; my $alt_name; my $length_first_field; my $gap; my $ipad; my $html_line; my $target_tag; my $tag_for_header; my $href_file; my $found_alt_name; my $name_in_header; my $create_hyperlinks; state $first_call = $TRUE; state $reference_length; #------------------------------------------------------------------------------ # If the length of the first metric is less than the maximum over all first # metrics, add spaces to the left to ensure correct alignment. #------------------------------------------------------------------------------ for my $k ($index_start .. $index_end) { my $pad = $g_max_length_first_metric - $length_first_metric[$k]; if ($pad ge 1) { my $spaces = ""; for my $s (1 .. $pad) { $spaces .= " "; } $the_metrics[$k] = $spaces . $the_metrics[$k]; my $msg = "padding spaces = $spaces the_metrics[$k] = $the_metrics[$k]"; gp_message ("debugXL", $subr_name, $msg); } ## my $end_game = "end game3=> pad = $pad" . $hex_addresses[$k] . " " . $the_metrics[$k] . " " . $special_marker[$k] . $the_function_name[$k]; ## gp_message ("debugXL", $subr_name, $end_game); } #------------------------------------------------------------------------------ # An example what @function_lines should look like after the split: # <empty> # 6:0x0003ad20 drand48 0.100 0.084 768240570 0 # 6:0x0003af50 *erand48_r 0.080 0.084 768240570 0 # 6:0x0003b160 __drand48_iterate 0.020 0. 0 0 #------------------------------------------------------------------------------ @function_lines = split ($separator, $data_function_block); #------------------------------------------------------------------------------ # Parse the individual lines. Replace multi-occurrence functions by their # unique alternative name and mark the target function. # # The above split operation produces an empty first field because the line # starts with the separator. This is why skip the first field. #------------------------------------------------------------------------------ for my $i ($index_start .. $index_end) { my $input_line = $the_metrics[$i]; gp_message ("debugXL", $subr_name, "the_metrics[$i] = ". $the_metrics[$i]); #------------------------------------------------------------------------------ # In case the last metric is 0. only, we append 3 extra characters that # represent zero. We cannot change the number to 0.000 though because that # has a different interpretation than 0. # In a later phase, the "ZZZ" symbol will be removed again, but for now it # creates consistency in, for example, the length of the metrics part. #------------------------------------------------------------------------------ if ($input_line =~ /[\w0-9$decimal_separator]*(0$decimal_separator$)/) { if (defined ($1) ) { my $decimal_point = $decimal_separator; $decimal_point =~ s/\\//; my $txt = "input_line = $input_line = ended with 0"; $txt .= $decimal_point; gp_message ("debugXL", $subr_name, $txt); $the_metrics[$i] .= "ZZZ"; } } $hex_address = $hex_addresses[$i]; $marker_function = $special_marker[$i]; $routine = $the_function_name[$i]; #------------------------------------------------------------------------------ # Get the length of the metrics line before ZZZ is replaced by spaces. #------------------------------------------------------------------------------ $all_metrics = $the_metrics[$i]; $metrics_length = length ($all_metrics); $all_metrics =~ s/ZZZ/ /g; $max_metrics_length = max ($max_metrics_length, $metrics_length); push (@marker, $marker_function); push (@address_field, $hex_address); push (@metric_values, $all_metrics); push (@function_names, $routine); my $index_into_function_info_ref = get_index_function_info ( \$routine, \$hex_addresses[$i], $function_info_ref); my $index_into_function_info = ${ $index_into_function_info_ref }; $target_tag = $function_info[$index_into_function_info]{"tag_id"}; $alt_name = $function_info[$index_into_function_info]{"alt_name"}; #------------------------------------------------------------------------------ # Keep the name of the target function (the one marked with a *) for later use. # This is the tag that identifies the block in the caller-callee output. The # tag is used in the link to the caller-callee in the function overview. #------------------------------------------------------------------------------ if ($marker_function eq "*") { $tag_for_header = $target_tag; $name_in_header = $alt_name; #------------------------------------------------------------------------------ # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $name_in_header =~ s/$g_less_than_regex/$g_html_less_than_regex/g; } push (@final_function_names, $alt_name); push (@function_tags, $target_tag); gp_message ("debugXL", $subr_name, "index_into_function_info = $index_into_function_info"); gp_message ("debugXL", $subr_name, "target_tag = $target_tag"); gp_message ("debugXL", $subr_name, "alt_name = $alt_name"); } #-- End of loop for my $i ($index_start .. $index_end) my $tag_line = "<a id='" . $tag_for_header . "'></a>"; $html_line = "<br>\n"; $html_line .= $tag_line . "Function name: "; $html_line .= "<span style='color:" . $g_html_color_scheme{"target_function_name"} . "'>"; $html_line .= "<b>" . $name_in_header . "</b></span>\n"; $html_line .= "<br>"; push (@html_block_prologue, $html_line); gp_message ("debugXL", $subr_name, "the final function block for $name_in_header"); $href_file = $g_html_base_file_name{"caller_callee"} . ".html"; #------------------------------------------------------------------------------ # Process the function blocks and generate the HTML structure for them. #------------------------------------------------------------------------------ for my $i (0 .. $#final_function_names) { $current_function_name = $final_function_names[$i]; gp_message ("debugXL", $subr_name, "current_function_name = $current_function_name"); #------------------------------------------------------------------------------ # Do not add hyperlinks for <Total>. #------------------------------------------------------------------------------ if ($current_function_name eq "<Total>") { $create_hyperlinks = $FALSE; } else { $create_hyperlinks = $TRUE; } #------------------------------------------------------------------------------ # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $current_function_name =~ s/$g_less_than_regex/$g_html_less_than_regex/g; $html_line = $metric_values[$i] . " "; if ($marker[$i] eq "*") { $current_function_name = "<b>" . $current_function_name . "</b>"; } $html_line .= " <a href='" . $href_file . "#" . $function_tags[$i] . "'>" . $current_function_name . "</a>"; if ($marker[$i] eq "*") { $html_line = "<br>" . $html_line; } elsif (($marker[$i] ne "*") and ($i == 0)) { $html_line = "<br>" . $html_line; } gp_message ("debugXL", $subr_name, "html_line = $html_line"); #------------------------------------------------------------------------------ # Find the index into "function_info" for this particular function. #------------------------------------------------------------------------------ $routine = $function_names[$i]; $current_address = $address_field[$i]; my $target_index_ref = find_index_in_function_info (\$routine, \$current_address, \@function_info); my $target_index = ${ $target_index_ref }; gp_message ("debugXL", $subr_name, "routine = $routine current_address = $current_address target_index = $target_index"); #------------------------------------------------------------------------------ # TBD Do this once for each function and store the result. This is a saving # because functions may and typically will appear more than once. #------------------------------------------------------------------------------ my $spaces_left = $function_view_structure{"max function length"} - $function_info[$target_index]{"function length"}; #------------------------------------------------------------------------------ # Add the links to the line. Make sure there is at least one space. #------------------------------------------------------------------------------ my $spaces = " "; for my $k (1 .. $spaces_left) { $spaces .= " "; } if ($create_hyperlinks) { $html_line .= $spaces; $html_line .= $function_info[$target_index]{"href_source"}; $html_line .= " "; $html_line .= $function_info[$target_index]{"href_disassembly"}; } push (@html_code_function_block, $html_line); } for my $lines (0 .. $#html_code_function_block) { gp_message ("debugXL", $subr_name, "final html block = " . $html_code_function_block[$lines]); } return (\@html_block_prologue, \@html_code_function_block); } #-- End of subroutine generate_html_function_blocks #------------------------------------------------------------------------------ # Get all the metrics available # # (gp-display-text) metric_list # Current metrics: e.totalcpu:i.totalcpu:e.cycles:e+insts:e+llm:name # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Available metrics: # Exclusive Total CPU Time: e.%totalcpu # Inclusive Total CPU Time: i.%totalcpu # Exclusive CPU Cycles: e.+%cycles # Inclusive CPU Cycles: i.+%cycles # Exclusive Instructions Executed: e+%insts # Inclusive Instructions Executed: i+%insts # Exclusive Last-Level Cache Misses: e+%llm # Inclusive Last-Level Cache Misses: i+%llm # Exclusive Instructions Per Cycle: e+IPC # Inclusive Instructions Per Cycle: i+IPC # Exclusive Cycles Per Instruction: e+CPI # Inclusive Cycles Per Instruction: i+CPI # Size: size # PC Address: address # Name: name #------------------------------------------------------------------------------ sub get_all_the_metrics { my $subr_name = get_my_name (); my ($experiments_ref, $outputdir_ref) = @_; my $experiments = ${ $experiments_ref }; my $outputdir = ${ $outputdir_ref }; my $ignore_value; my $gp_functions_cmd; my $gp_display_text_cmd; my $metrics_output_file = $outputdir . "metrics-all"; my $result_file = $outputdir . $g_gp_output_file; my $gp_error_file = $outputdir . $g_gp_error_logfile; my $script_file_metrics = $outputdir . "script-metrics"; my @metrics_data = (); open (SCRIPT_METRICS, ">", $script_file_metrics) or die ("$subr_name - unable to open script file $script_file_metrics for writing: '$!'"); gp_message ("debug", $subr_name, "opened script file $script_file_metrics for writing"); print SCRIPT_METRICS "# outfile $metrics_output_file\n"; print SCRIPT_METRICS "outfile $metrics_output_file\n"; print SCRIPT_METRICS "# metric_list\n"; print SCRIPT_METRICS "metric_list\n"; close (SCRIPT_METRICS); $gp_functions_cmd = "$GP_DISPLAY_TEXT -script $script_file_metrics $experiments"; gp_message ("debug", $subr_name, "calling $GP_DISPLAY_TEXT to get all the metrics"); $gp_display_text_cmd = "$gp_functions_cmd 1>> $result_file 2>> $gp_error_file"; gp_message ("debug", $subr_name, "cmd = $gp_display_text_cmd"); my ($error_code, $cmd_output) = execute_system_cmd ($gp_display_text_cmd); if ($error_code != 0) { $ignore_value = msg_display_text_failure ($gp_display_text_cmd, $error_code, $gp_error_file); gp_message ("abort", $subr_name, "execution terminated"); } open (METRICS_INFO, "<", $metrics_output_file) or die ("$subr_name - unable to open file $metrics_output_file for reading '$!'"); gp_message ("debug", $subr_name, "opened file $metrics_output_file for reading"); #------------------------------------------------------------------------------ # Read the input file into memory. #------------------------------------------------------------------------------ chomp (@metrics_data = <METRICS_INFO>); gp_message ("debug", $subr_name, "read all contents of file $metrics_output_file into memory"); gp_message ("debug", $subr_name, "\$#metrics_data = $#metrics_data"); my $input_line; my $ignore_lines_regex = '^(?:Current|Available|\s+Size:|\s+PC Address:|\s+Name:)'; my $split_line_regex = '(.*): (.*)'; my $empty_line_regex = '^\s*$'; my @metric_list_all = (); for (my $line_no=0; $line_no <= $#metrics_data; $line_no++) { $input_line = $metrics_data[$line_no]; ## if ( not (($input_line =~ /$ignore_lines_regex/ or ($input_line =~ /^\s*$/)))) if ( not ($input_line =~ /$ignore_lines_regex/) and not ($input_line =~ /$empty_line_regex/) ) { if ($input_line =~ /$split_line_regex/) { #------------------------------------------------------------------------------ # Remove the percentages. #------------------------------------------------------------------------------ my $metric_definition = $2; $metric_definition =~ s/\%//g; gp_message ("debug", $subr_name, "line_no = $line_no $metrics_data[$line_no] metric_definition = $metric_definition"); push (@metric_list_all, $metric_definition); } } } gp_message ("debug", $subr_name, "\@metric_list_all = @metric_list_all"); my $final_list = join (":", @metric_list_all); gp_message ("debug", $subr_name, "final_list = $final_list"); close (METRICS_INFO); return (\$final_list); } #-- End of subroutine get_all_the_metrics #------------------------------------------------------------------------------ # A simple function to return the basename using fileparse. To keep things # simple, a suffixlist is not supported. In case this is needed, use the # fileparse function directly. #------------------------------------------------------------------------------ sub get_basename { my ($full_name) = @_; my $ignore_value_1; my $ignore_value_2; my $basename_value; ($basename_value, $ignore_value_1, $ignore_value_2) = fileparse ($full_name); return ($basename_value); } #-- End of subroutine get_basename #------------------------------------------------------------------------------ # Get the details on the experiments and store these in a file. Each # experiment has its own file. This makes the processing easier. #------------------------------------------------------------------------------ sub get_experiment_info { my $subr_name = get_my_name (); my ($outputdir_ref, $exp_dir_list_ref) = @_; my $outputdir = ${ $outputdir_ref }; my @exp_dir_list = @{ $exp_dir_list_ref }; my $cmd_output; my $current_slot; my $error_code; my $exp_info_file; my @exp_info = (); my @experiment_data = (); my $gp_error_file; my $gp_display_text_cmd; my $gp_functions_cmd; my $gp_log_file; my $ignore_value; my $msg; my $overview_file; my $result_file; my $script_file; my $the_experiments; $the_experiments = join (" ", @exp_dir_list); $script_file = $outputdir . "gp-info-exp.script"; $exp_info_file = $outputdir . "gp-info-exp-list.out"; $overview_file = $outputdir . "gp-overview.out"; $gp_log_file = $outputdir . $g_gp_output_file; $gp_error_file = $outputdir . $g_gp_error_logfile; open (SCRIPT_EXPERIMENT_INFO, ">", $script_file) or die ("$subr_name - unable to open script file $script_file for writing: '$!'"); gp_message ("debug", $subr_name, "opened script file $script_file for writing"); #------------------------------------------------------------------------------ # Attributed User CPU Time=a.user : for calltree - see P37 in manual #------------------------------------------------------------------------------ print SCRIPT_EXPERIMENT_INFO "# compare on\n"; print SCRIPT_EXPERIMENT_INFO "compare on\n"; print SCRIPT_EXPERIMENT_INFO "# outfile $exp_info_file\n"; print SCRIPT_EXPERIMENT_INFO "outfile $exp_info_file\n"; print SCRIPT_EXPERIMENT_INFO "# exp_list\n"; print SCRIPT_EXPERIMENT_INFO "exp_list\n"; print SCRIPT_EXPERIMENT_INFO "# outfile $overview_file\n"; print SCRIPT_EXPERIMENT_INFO "outfile $overview_file\n"; print SCRIPT_EXPERIMENT_INFO "# overview\n"; print SCRIPT_EXPERIMENT_INFO "overview\n"; close SCRIPT_EXPERIMENT_INFO; $gp_functions_cmd = "$GP_DISPLAY_TEXT -script $script_file $the_experiments"; gp_message ("debug", $subr_name, "executing $GP_DISPLAY_TEXT to get the experiment information"); $gp_display_text_cmd = "$gp_functions_cmd 1>> $gp_log_file 2>> $gp_error_file"; ($error_code, $cmd_output) = execute_system_cmd ($gp_display_text_cmd); if ($error_code != 0) { $ignore_value = msg_display_text_failure ($gp_display_text_cmd, $error_code, $gp_error_file); gp_message ("abort", $subr_name, "execution terminated"); } #------------------------------------------------------------------------------ # The first file has the following format: # # ID Sel PID Experiment # == === ======= ====================================================== # 1 yes 2078714 <absolute_path/mxv.hwc.1.thr.er # 2 yes 2078719 <absolute_path/mxv.hwc.2.thr.er #------------------------------------------------------------------------------ open (EXP_INFO, "<", $exp_info_file) or die ("$subr_name - unable to open file $exp_info_file for reading '$!'"); gp_message ("debug", $subr_name, "opened script file $exp_info_file for reading"); chomp (@exp_info = <EXP_INFO>); #------------------------------------------------------------------------------ # TBD - Check for the groups to exist below: #------------------------------------------------------------------------------ $current_slot = 0; for my $i (0 .. $#exp_info) { my $input_line = $exp_info[$i]; gp_message ("debug", $subr_name, "$i => exp_info[$i] = $exp_info[$i]"); if ($input_line =~ /^\s*(\d+)\s+(.+)/) { my $exp_id = $1; my $remainder = $2; $experiment_data[$current_slot]{"exp_id"} = $exp_id; $experiment_data[$current_slot]{"exp_data_file"} = $outputdir . "gp-info-exp-" . $exp_id . ".out"; gp_message ("debug", $subr_name, $i . " " . $exp_id . " " . $remainder); if ($remainder =~ /^(\w+)\s+(\d+)\s+(.+)/) { my $exp_name = $3; $experiment_data[$current_slot]{"exp_name_full"} = $exp_name; $experiment_data[$current_slot]{"exp_name_short"} = get_basename ($exp_name); $current_slot++; gp_message ("debug", $subr_name, $i . " " . $1 . " " . $2 . " " . $3); } else { $msg = "remainder = $remainder has an unexpected format"; gp_message ("assertion", $subr_name, $msg); } } } #------------------------------------------------------------------------------ # The experiment IDs and names are known. We can now generate the info for # each individual experiment. #------------------------------------------------------------------------------ $gp_log_file = $outputdir . $g_gp_output_file; $gp_error_file = $outputdir . $g_gp_error_logfile; $script_file = $outputdir . "gp-details-exp.script"; open (SCRIPT_EXPERIMENT_DETAILS, ">", $script_file) or die ("$subr_name - unable to open script file $script_file for writing: '$!'"); gp_message ("debug", $subr_name, "opened script file $script_file for writing"); for my $i (sort keys @experiment_data) { my $exp_id = $experiment_data[$i]{"exp_id"}; $result_file = $experiment_data[$i]{"exp_data_file"}; # statistics # header print SCRIPT_EXPERIMENT_DETAILS "# outfile " . $result_file . "\n"; print SCRIPT_EXPERIMENT_DETAILS "outfile " . $result_file . "\n"; print SCRIPT_EXPERIMENT_DETAILS "# header " . $exp_id . "\n"; print SCRIPT_EXPERIMENT_DETAILS "header " . $exp_id . "\n"; print SCRIPT_EXPERIMENT_DETAILS "# statistics " . $exp_id . "\n"; print SCRIPT_EXPERIMENT_DETAILS "statistics " . $exp_id . "\n"; } close (SCRIPT_EXPERIMENT_DETAILS); $gp_functions_cmd = "$GP_DISPLAY_TEXT -script $script_file $the_experiments"; $msg = "executing $GP_DISPLAY_TEXT to get the experiment details"; gp_message ("debug", $subr_name, $msg); $gp_display_text_cmd = "$gp_functions_cmd 1>> $gp_log_file 2>> $gp_error_file"; ($error_code, $cmd_output) = execute_system_cmd ($gp_display_text_cmd); if ($error_code != 0) #------------------------------------------------------------------------------ # This is unlikely to happen, but you never know. #------------------------------------------------------------------------------ { $ignore_value = msg_display_text_failure ($gp_display_text_cmd, $error_code, $gp_error_file); gp_message ("abort", $subr_name, "execution terminated"); } return (\@experiment_data); } #-- End of subroutine get_experiment_info #------------------------------------------------------------------------------ # This subroutine returns a string of the type "size=<n>", where <n> is the # size of the file passed in. If n > 1024, a unit is appended. #------------------------------------------------------------------------------ sub getfilesize { my $subr_name = get_my_name (); my ($filename) = @_; my $size; my $file_stat; if (not -e $filename) { #------------------------------------------------------------------------------ # The return value is used in the caller. This is why we return the empty # string in case the file does not exist. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "filename = $filename not found"); return (""); } else { $file_stat = stat ($filename); $size = $file_stat->size; gp_message ("debug", $subr_name, "filename = $filename"); gp_message ("debug", $subr_name, "size = $size"); if ($size > 1024) { if ($size > 1024*1024) { $size = $size/1024/1024; $size =~ s/\..*//; $size = $size."MB"; } else { $size = $size/1024; $size =~ s/\..*//; $size = $size."KB"; } } else { $size=$size." bytes"; } gp_message ("debug", $subr_name, "size = $size title=\"$size\""); return ("title=\"$size\""); } } #-- End of subroutine getfilesize #------------------------------------------------------------------------------ # Parse the fsummary output and for all functions, store all the information # found in "function_info". In addition to this, several derived structures # are stored as well, making this structure a "onestop" place to get all the # info that is needed. #------------------------------------------------------------------------------ sub get_function_info { my $subr_name = get_my_name (); my ($FSUMMARY_FILE) = @_; #------------------------------------------------------------------------------ # The regex section. #------------------------------------------------------------------------------ my $white_space_regex = '\s*'; my @function_info = (); my %function_address_and_index = (); my %LINUX_vDSO = (); my %function_view_structure = (); my %addressobjtextm = (); #------------------------------------------------------------------------------ # TBD: This structure is no longer used and most likely can be removed. #------------------------------------------------------------------------------ my %functions_index = (); my $msg; # TBD: check my $full_address_field; my %source_files = (); my $i; my $line; my $routine_flag; my $value; my $field; my $df_flag; my $address_decimal; my $routine; my $num_source_files = 0; my $number_of_unique_functions = 0; my $number_of_non_unique_functions = 0; my $function_info_regex = '\s*(\S+[a-zA-Z\s]*):(.*)'; my $get_hex_address_regex = '(\d+):(0x\S+)'; #------------------------------------------------------------------------------ # Open the file generated using the -fsummary option. #------------------------------------------------------------------------------ $msg = " - unable to open file $FSUMMARY_FILE for reading:"; open (FSUMMARY_FILE, "<", $FSUMMARY_FILE) or die ($subr_name . $msg . " " . $!); $msg = "opened file $FSUMMARY_FILE for reading"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # This is the typical structure of the fsummary output: # # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Functions sorted by metric: Exclusive Total CPU Time # # <Total> # Exclusive Total CPU Time: 11.538 (100.0%) # Inclusive Total CPU Time: 11.538 (100.0%) # Size: 0 # PC Address: 1:0x00000000 # Source File: (unknown) # Object File: (unknown) # Load Object: <Total> # Mangled Name: # Aliases: # # a_function_name # Exclusive Total CPU Time: 4.003 ( 34.7%) # Inclusive Total CPU Time: 4.003 ( 34.7%) # Size: 715 # PC Address: 2:0x00006c61 # Source File: <absolute path to source file> # Object File: <object filename> # Load Object: <executable name> # Mangled Name: # Aliases: # # The previous block is repeated for every function. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Skip the header. The header is defined to end with a blank line. #------------------------------------------------------------------------------ while (<FSUMMARY_FILE>) { $line = $_; chomp ($line); if ($line =~ /^\s*$/) { last; } } #------------------------------------------------------------------------------ # Process the remaining blocks. Note that the first line should be <Total>, # but this is currently not checked. #------------------------------------------------------------------------------ $i = 0; $routine_flag = $TRUE; while (<FSUMMARY_FILE>) { $line = $_; chomp ($line); #------------------------------------------------------------------------------ # Legacy issue to deal with. Up until somewhere between binutils 2.40 and 2.41, # gprofng display text might print the " -- no functions found" comment. # No, the two spaces after -- are not my typo ;-) # # Since then, this comment is no longer printed, but the safe approach is to # remove any occurrence upfront. #------------------------------------------------------------------------------ $line =~ s/ -- no functions found//; $msg = "line = " . $line; gp_message ("debugXL", $subr_name, $msg); if ($line =~ /^\s*$/) #------------------------------------------------------------------------------ # Blank line. #------------------------------------------------------------------------------ { $routine_flag = $TRUE; $df_flag = 0; #------------------------------------------------------------------------------ # Linux vDSO exception # # TBD: Check if still relevant. #------------------------------------------------------------------------------ if ($function_info[$i]{"Load Object"} eq "DYNAMIC_FUNCTIONS") { $LINUX_vDSO{substr ($function_info[$i]{"addressobjtext"},1)} = $function_info[$i]{"routine"}; } $i++; next; } if ($routine_flag) #------------------------------------------------------------------------------ # Should be the first line after the blank line. #------------------------------------------------------------------------------ { $routine = $line; push (@{ $g_map_function_to_index{$routine} }, $i); gp_message ("debugXL", $subr_name, "pushed i = $i to g_map_function_to_index{$routine}"); #------------------------------------------------------------------------------ # In a later parsing phase we need to know how many fields there are in a # function name. For example, "<static>@0x21850 (<libc-2.28.so>)" is name that # may show up in a function list. # # Here we determine the number of fields and store it. # # REVISIT This may not be needed anymore #------------------------------------------------------------------------------ my @fields_in_name = split (" ", $routine); $function_info[$i]{"fields in routine name"} = scalar (@fields_in_name); #------------------------------------------------------------------------------ # This name may change if the function has multiple occurrences, but in any # case, at the end of this routine this component has the final name to be # used. #------------------------------------------------------------------------------ $function_info[$i]{"alt_name"} = $routine; if (not exists ($g_function_occurrences{$routine})) { gp_message ("debugXL", $subr_name, "the entry in function_info for $routine does not exist"); $function_info[$i]{"routine"} = $routine; $g_function_occurrences{$routine} = 1; gp_message ("debugXL", $subr_name, "g_function_occurrences{$routine} = $g_function_occurrences{$routine}"); } else { gp_message ("debugXL", $subr_name, "the entry in function_info for $routine exists already"); $function_info[$i]{"routine"} = $routine; $g_function_occurrences{$routine} += 1; if (not exists ($g_multi_count_function{$routine})) { $g_multi_count_function{$routine} = $TRUE; } $msg = "g_function_occurrences{$routine} = "; $msg .= $g_function_occurrences{$routine}; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # New: used when generating the index. #------------------------------------------------------------------------------ $function_info[$i]{"function length"} = length ($routine); $function_info[$i]{"tag_id"} = create_function_tag ($i); if (not exists ($g_function_tag_id{$routine})) { $g_function_tag_id{$routine} = create_function_tag ($i); } else { #------------------------------------------------------------------------------ ## TBD HACK!!! CHECK!!!!! #------------------------------------------------------------------------------ $g_function_tag_id{$routine} = $i; } $routine_flag = $FALSE; gp_message ("debugXL", $subr_name, "stored " . $function_info[$i]{"routine"}); #------------------------------------------------------------------------------ # The $functions_index hash contains an array. After an initial assignment, # other values that have been found are pushed onto the arrays. #------------------------------------------------------------------------------ if (not exists ($functions_index{$routine})) { $functions_index{$routine} = [$i]; } else { #------------------------------------------------------------------------------ # Add the array index to the list #------------------------------------------------------------------------------ push (@{$functions_index{$routine}}, $i); } next; } #------------------------------------------------------------------------------ # Example format of an input block, where $line is one of the following: # Exclusive Total CPU Time: 0.001 ( 0.0%) # Inclusive Total CPU Time: 0.001 ( 0.0%) # Size: 92 # PC Address: 5:0x00125de0 # Source File: (unknown) # Object File: (unknown) # Load Object: /usr/lib64/libc-2.28.so # Mangled Name: # Aliases: __brk #------------------------------------------------------------------------------ $line =~ s/^\s+//; if ($line =~ /$function_info_regex/) { if (defined ($1) and defined($2)) { $field = $1; $value = $2; $value =~ s/$g_rm_surrounding_spaces_regex//g; $msg = "initial - field = " . $field . " value = " . $value; gp_message ("debugM", $subr_name, $msg); } else { $msg = "the input line pattern was not recognized"; gp_message ("warning", $subr_name, $msg); gp_message ("debug", $subr_name, $msg); $msg = "execution continues, but there may be a problem later"; gp_message ("warning", $subr_name, $msg); gp_message ("debug", $subr_name, $msg); $field = "not recognized"; $value = "not recognized"; } #------------------------------------------------------------------------------ # The field has no value. #------------------------------------------------------------------------------ if (length ($value) eq 0) ## if ($value =~ /^\s+$/) ## if (length ($2) gt 0) ## if ($2 == " ") { if ($field eq "Mangled Name") { $value = $routine; $msg = "no mangled name found - use the routine name "; $msg .= $routine . " as the mangled name"; gp_message ("debugM", $subr_name, $msg); } else { $value = "no_value_given"; $msg = "no value was found for this field - set to "; $msg .= $value; gp_message ("debugM", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Remove any leading whitespace characters. #------------------------------------------------------------------------------ $value =~ s/$white_space_regex//; #------------------------------------------------------------------------------ # These are the final values that will be used. #------------------------------------------------------------------------------ $msg = "final - field = " . $field . " value = " . $value; gp_message ("debugM", $subr_name, $msg); $function_info[$i]{$field} = $value; } ## $value =~ s/$white_space_regex//; ## \s*(\S+[a-zA-Z\s]*):\ *(.*) ### my @input_fields = split (":", $line); ### my $no_of_elements = scalar (@input_fields); ### gp_message ("debugXL", $subr_name, "#input_fields = $#input_fields"); ### gp_message ("debugXL", $subr_name, "no_of_elements = $no_of_elements"); ### gp_message ("debugXL", $subr_name, "input_fields[0] = $input_fields[0]"); ### if ($no_of_elements == 1) #------------------------------------------------------------------------------ # No value #------------------------------------------------------------------------------ ### { ### $whatever = $input_fields[0]; ### $value = ""; ### } ### elsif ($no_of_elements == 2) ### { ### #------------------------------------------------------------------------------ ### # Note that $value may consist of multiple fields (e.g. 1.651 ( 95.4%)). ### #------------------------------------------------------------------------------ ### $whatever = $input_fields[0]; ### $value = $input_fields[1]; ### } ### elsif ($no_of_elements == 3) ### { ### $whatever = $input_fields[0]; ### if ($whatever eq "PC Address") ### #------------------------------------------------------------------------------ ### # Must be an address field. Restore the second colon. ### #------------------------------------------------------------------------------ ### { ### $value = $input_fields[1] . ":" . $input_fields[2]; ### } ### elsif ($whatever eq "Mangled Name") ### #------------------------------------------------------------------------------ ### # The mangled name includes a colon (:). Just copy the entire string. ### #------------------------------------------------------------------------------ ### { ### $value = $input_fields[2]; ### } ### } ### else ### { ### if ($whatever eq "Aliases") ### #------------------------------------------------------------------------------ ### # The mangled name includes a colon (:). Just copy the entire string. ### #------------------------------------------------------------------------------ ### { ### $value = $input_fields[2]; ### } ### else ### { ### $msg = "input line = " . $line; ### gp_message ("debug", $subr_name, $msg); ### for my $i (keys @input_fields) ### { ### $msg = "input_fields[$i] = " . $input_fields[$i]; ### gp_message ("debug", $subr_name, $msg); ### } ### $msg = "unexpected input: number of fields = " . $no_of_elements; ### gp_message ("debug", $subr_name, $msg); ### ## gp_message ("assertion", $subr_name, $msg); ### } ### } ## $function_info[$i]{$field} = $value; #------------------------------------------------------------------------------ # TBD: Seems to be not used anymore and can most likely be removed. Check this. #------------------------------------------------------------------------------ if ($field =~ /Source File/) { if (!exists ($source_files{$value})) { $source_files{$value} = $TRUE; $num_source_files++; } } if ($field =~ /PC Address/) { my $segment; my $offset; #------------------------------------------------------------------------------ # The format of the address is assumed to be the following 2:0x000070a8 # Note that the regex is pretty wide. This is from the original code and # could be made more specific: # if ($value =~ /\s*(\S+):(\S+)/) #------------------------------------------------------------------------------ # if ($value =~ /\s*(\S+):(\S+)/) if ($value =~ /\s*(\d+):0x([0-9a-zA-Z]+)/) { $segment = $1; $offset = $2; #------------------------------------------------------------------------------ # Convert to a base 10 number #------------------------------------------------------------------------------ $address_decimal = bigint::hex ($offset); # decimal #------------------------------------------------------------------------------ # Construct the address field. Note that we use the hex address here. # For example @2:0x0003f280 #------------------------------------------------------------------------------ $full_address_field = $segment.":0x".$offset; $function_info[$i]{"addressobj"} = $address_decimal; $function_info[$i]{"addressobjtext"} = $full_address_field; $addressobjtextm{$full_address_field} = $i; # $RI } if (not exists ($function_address_and_index{$routine}{$value})) { $function_address_and_index{$routine}{$value} = $i; $msg = "function_address_and_index{$routine}{$value} = "; $msg .= $function_address_and_index{$routine}{$value}; gp_message ("debugXL", $subr_name, $msg); } else { $msg = "function_info: $FSUMMARY_FILE: function $routine"; $msg .= " already has a PC Address"; gp_message ("debugXL", $subr_name, $msg); } $g_total_function_count++; } } close (FSUMMARY_FILE); #------------------------------------------------------------------------------ # For every function in the function overview, set up an html structure with # the various hyperlinks. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "augment function_info with alt_name"); my $target_function; my $html_line; my $ftag; my $routine_length; my %html_source_functions = (); for my $i (keys @function_info) { $target_function = $function_info[$i]{"routine"}; gp_message ("debugXL", $subr_name, "i = $i target_function = $target_function"); my $href_link; ## $href_link = "<a href=\'file." . $i . ".src.new.html#"; $href_link = "<a href=\'file." . $i . "."; $href_link .= $g_html_base_file_name{"source"}; $href_link .= ".html#"; $href_link .= $function_info[$i]{"tag_id"}; $href_link .= "\'>source</a>"; $function_info[$i]{"href_source"} = $href_link; $href_link = "<a href=\'file." . $i . "."; $href_link .= $g_html_base_file_name{"disassembly"}; $href_link .= ".html#"; $href_link .= $function_info[$i]{"tag_id"}; $href_link .= "\'>disassembly</a>"; $function_info[$i]{"href_disassembly"} = $href_link; $href_link = "<a href=\'"; $href_link .= $g_html_base_file_name{"caller_callee"}; $href_link .= ".html#"; $href_link .= $function_info[$i]{"tag_id"}; $href_link .= "\'>caller-callee</a>"; $function_info[$i]{"href_caller_callee"} = $href_link; gp_message ("debug", $subr_name, "g_function_occurrences{$target_function} = $g_function_occurrences{$target_function}"); if ($g_function_occurrences{$target_function} > 1) { #------------------------------------------------------------------------------ # In case a function occurs more than one time in the function overview, we # add the load object and address offset info to make it unique. # # This forces us to update some entries in function_info too. #------------------------------------------------------------------------------ my $loadobj = $function_info[$i]{"Load Object"}; my $address_field = $function_info[$i]{"addressobjtext"}; my $address_offset; #------------------------------------------------------------------------------ # The address field has the following format: @<n>:<address_offset> # We only care about the address offset. #------------------------------------------------------------------------------ if ($address_field =~ /$get_hex_address_regex/) { $address_offset = $2; } else { my $msg = "failed to extract the address offset from $address_field - use the full field"; gp_message ("warning", $subr_name, $msg); $address_offset = $address_field; } my $exe = get_basename ($loadobj); my $extra_field = " (<" . $exe . " $address_offset" .">)"; ### $target_function .= $extra_field; $function_info[$i]{"alt_name"} = $target_function . $extra_field; gp_message ("debugXL", $subr_name, "function_info[$i]{\"alt_name\"} = " . $function_info[$i]{"alt_name"}); #------------------------------------------------------------------------------ # Store the length of the function name and get the tag id. #------------------------------------------------------------------------------ $function_info[$i]{"function length"} = length ($target_function . $extra_field); $function_info[$i]{"tag_id"} = create_function_tag ($i); gp_message ("debugXL", $subr_name, "updated function_info[$i]{'routine'} = $function_info[$i]{'routine'}"); gp_message ("debugXL", $subr_name, "updated function_info[$i]{'alt_name'} = $function_info[$i]{'alt_name'}"); gp_message ("debugXL", $subr_name, "updated function_info[$i]{'function length'} = $function_info[$i]{'function length'}"); gp_message ("debugXL", $subr_name, "updated function_info[$i]{'tag_id'} = $function_info[$i]{'tag_id'}"); } } gp_message ("debug", $subr_name, "augment function_info with alt_name completed"); #------------------------------------------------------------------------------ # Compute the maximum function name length. # # The maximum length is stored in %function_view_structure. #------------------------------------------------------------------------------ my $max_function_length = 0; for my $i (0 .. $#function_info) { $max_function_length = List::Util::max ($max_function_length, $function_info[$i]{"function length"}); gp_message ("debugXL", $subr_name, "function_info[$i]{\"alt_name\"} = " . $function_info[$i]{"alt_name"} . " length = " . $function_info[$i]{"function length"}); } #------------------------------------------------------------------------------ # Define the name of the table and take the length into account, since it may # be longer than the function name(s). #------------------------------------------------------------------------------ $function_view_structure{"table name"} = "Function name"; $max_function_length = max ($max_function_length, length ($function_view_structure{"table name"})); $function_view_structure{"max function length"} = $max_function_length; #------------------------------------------------------------------------------ # Core loop that generates an HTML line for each function. This line is # stored in function_info. #------------------------------------------------------------------------------ my $top_of_table = $FALSE; for my $i (keys @function_info) { my $new_target_function; if (defined ($function_info[$i]{"alt_name"})) { $target_function = $function_info[$i]{"alt_name"}; gp_message ("debugXL", $subr_name, "retrieved function_info[$i]{'alt_name'} = $function_info[$i]{'alt_name'}"); } else { my $msg = "function_info[$i]{\"alt_name\"} is not defined"; gp_message ("assertion", $subr_name, $msg); } my $function_length = $function_info[$i]{"function length"}; my $number_of_blanks = $function_view_structure{"max function length"} - $function_length; my $spaces = " "; for my $i (1 .. $number_of_blanks) { $spaces .= " "; } if ($target_function eq "<Total>") #------------------------------------------------------------------------------ # <Total> is a pseudo function and there is no source, or disassembly for it. # We could add a link to the caller-callee part, but this is currently not # done. #------------------------------------------------------------------------------ { $top_of_table = $TRUE; $html_line = " <b><Total></b>"; } else { #------------------------------------------------------------------------------ # Add the * symbol as a marker in case the same function occurs multiple times. # Otherwise insert a space. #------------------------------------------------------------------------------ my $base_function_name = $function_info[$i]{"routine"}; if (exists ($g_function_occurrences{$base_function_name})) { if ($g_function_occurrences{$base_function_name} > 1) { $new_target_function = "*" . $target_function; } else { $new_target_function = " " . $target_function; } } else { my $msg = "g_function_occurrences{$base_function_name} does not exist"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # Create the block with the function name, in boldface, plus the links to the # source, disassembly and caller-callee views. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $new_target_function =~ s/$g_less_than_regex/$g_html_less_than_regex/g; $html_line = "<b>$new_target_function</b>" . $spaces; $html_line .= $function_info[$i]{"href_source"} . " "; $html_line .= $function_info[$i]{"href_disassembly"} . " "; $html_line .= $function_info[$i]{"href_caller_callee"}; } $msg = "target_function = $target_function html_line = $html_line"; gp_message ("debugM", $subr_name, $msg); $html_source_functions{$target_function} = $html_line; #------------------------------------------------------------------------------ # TBD: In the future we want to re-use this block elsewhere. #------------------------------------------------------------------------------ $function_info[$i]{"html function block"} = $html_line; } for my $i (keys %html_source_functions) { $msg = "html_source_functions{$i} = $html_source_functions{$i}"; gp_message ("debugM", $subr_name, $msg); } for my $i (keys @function_info) { $msg = "function_info[$i]{\"html function block\"} = "; $msg .= $function_info[$i]{"html function block"}; gp_message ("debugM", $subr_name, $msg); } #------------------------------------------------------------------------------ # Print the key data structure %function_info. This is a nested hash. #------------------------------------------------------------------------------ for my $i (0 .. $#function_info) { for my $role (sort keys %{ $function_info[$i] }) { $msg = "on return: function_info[$i]{$role} = "; $msg .= $function_info[$i]{$role}; gp_message ("debugM", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Print the data structure %function_address_and_index. This is a nested hash. #------------------------------------------------------------------------------ for my $F (keys %function_address_and_index) { for my $fields (sort keys %{ $function_address_and_index{$F} }) { $msg = "on return: function_address_and_index{$F}{$fields} = "; $msg .= $function_address_and_index{$F}{$fields}; gp_message ("debugM", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Print the data structure %functions_index. This is a hash with an arrray. #------------------------------------------------------------------------------ for my $F (keys %functions_index) { gp_message ("debug", $subr_name, "on return: functions_index{$F} = @{ $functions_index{$F} }"); # alt code for my $i (0 .. $#{ $functions_index{$F} } ) # alt code { # alt code gp_message ("debug", $subr_name, "on return: \$functions_index{$F} = $functions_index{$F}[$i]"); # alt code } } #------------------------------------------------------------------------------ # Print the data structure %function_view_structure. This is a hash. #------------------------------------------------------------------------------ for my $F (keys %function_view_structure) { gp_message ("debug", $subr_name, "on return: function_view_structure{$F} = $function_view_structure{$F}"); } #------------------------------------------------------------------------------ # Print the data structure %g_function_occurrences and use this structure to # gather statistics about the functions. # # TBD: add this info to the experiment data overview. #------------------------------------------------------------------------------ $number_of_unique_functions = 0; $number_of_non_unique_functions = 0; for my $F (keys %g_function_occurrences) { gp_message ("debug", $subr_name, "on return: g_function_occurrences{$F} = $g_function_occurrences{$F}"); if ($g_function_occurrences{$F} == 1) { $number_of_unique_functions++; } else { $number_of_non_unique_functions++; } } for my $i (keys %g_map_function_to_index) { my $n = scalar (@{ $g_map_function_to_index{$i} }); gp_message ("debug", $subr_name, "on return: g_map_function_to_index [$n] : $i => @{ $g_map_function_to_index{$i} }"); } #------------------------------------------------------------------------------ # TBD: Include this info on the page with experiment data. Include names # with multiple occurrences. #------------------------------------------------------------------------------ $msg = "Number of source files : " . $num_source_files; gp_message ("debug", $subr_name, $msg); $msg = "Total number of functions : " . $g_total_function_count; gp_message ("debug", $subr_name, $msg); $msg = "Number of functions with a unique name : " . $number_of_unique_functions; gp_message ("debug", $subr_name, $msg); $msg = "Number of functions with more than one occurrence : " . $number_of_non_unique_functions; gp_message ("debug", $subr_name, $msg); my $multi_occurrences = $g_total_function_count - $number_of_unique_functions; $msg = "Total number of multiple occurences of the same function name : " . $multi_occurrences; gp_message ("debug", $subr_name, $msg); return (\@function_info, \%function_address_and_index, \%addressobjtextm, \%LINUX_vDSO, \%function_view_structure); } #-- End of subroutine get_function_info #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub get_hdr_info { my $subr_name = get_my_name (); my ($outputdir, $file) = @_; state $first_call = $TRUE; my $ASORTFILE; my @HDR; my $HDR; my $metric; my $line; my $ignore_directory; my $ignore_suffix; my $number_of_header_lines; #------------------------------------------------------------------------------ # Add a "/" to simplify the construction of path names in the remainder. #------------------------------------------------------------------------------ $outputdir = append_forward_slash ($outputdir); # Could get more header info from # <metric>[e.bit_fcount].sort.func file - etc. gp_message ("debug", $subr_name, "input file->$file<-"); #----------------------------------------------- if ($file eq $outputdir."calls.sort.func") { $ASORTFILE=$outputdir."calls"; $metric = "calls" } elsif ($file eq $outputdir."calltree.sort.func") { $ASORTFILE=$outputdir."calltree"; $metric = "calltree" } elsif ($file eq $outputdir."functions.sort.func") { $ASORTFILE=$outputdir."functions.func"; $metric = "functions"; } else { $ASORTFILE = $file; # $metric = basename ($file,".sort.func"); ($metric, $ignore_directory, $ignore_suffix) = fileparse ($file, ".sort.func"); gp_message ("debug", $subr_name, "ignore_directory = $ignore_directory ignore_suffix = $ignore_suffix"); } gp_message ("debug", $subr_name, "file = $file metric = $metric"); open (ASORTFILE,"<", $ASORTFILE) or die ("$subr_name - unable to open file $ASORTFILE for reading: '$!'"); gp_message ("debug", $subr_name, "opened file $ASORTFILE for reading"); $number_of_header_lines = 0; while (<ASORTFILE>) { $line =$_; chomp ($line); if ($line =~ /^Current/) { next; } if ($line =~ /^Functions/) { next; } if ($line =~ /^Callers/) { next; } if ($line =~ /^\s*$/) { next; } if (!($line =~ /^\s*\d/)) { $HDR[$number_of_header_lines] = $line; $number_of_header_lines++; next; } last; } close (ASORTFILE); #------------------------------------------------------------------------------ # Ruud - Fixed a bug. The output should not be appended, but overwritten. # open (HI,">>$OUTPUTDIR"."hdrinfo"); #------------------------------------------------------------------------------ my $outfile = $outputdir."hdrinfo"; if ($first_call) { $first_call = $FALSE; open (HI ,">", $outfile) or die ("$subr_name - unable to open file $outfile for writing: '$!'"); gp_message ("debug", $subr_name, "opened file $outfile for writing"); } else { open (HI ,">>", $outfile) or die ("$subr_name - unable to open file $outfile in append mode: '$!'"); gp_message ("debug", $subr_name, "opened file $outfile in append mode"); } print HI "\#$metric hdrlines=$number_of_header_lines\n"; my $len = 0; for $HDR (@HDR) { print HI "$HDR\n"; gp_message ("debugXL", $subr_name, "HDR = $HDR\n"); } close (HI); if ($first_call) { gp_message ("debug", $subr_name, "wrote file $outfile"); } else { gp_message ("debug", $subr_name, "updated file $outfile"); } #----------------------------------------------- } #-- End of subroutine get_hdr_info #------------------------------------------------------------------------------ # Get the home directory and the location(s) of the configuration file on the # current system. #------------------------------------------------------------------------------ sub get_home_dir_and_rc_path { my $subr_name = get_my_name (); my ($rc_file_name) = @_; my @rc_file_paths; my $target_cmd; my $home_dir; my $error_code; $target_cmd = $g_mapped_cmds{"printenv"} . " HOME"; ($error_code, $home_dir) = execute_system_cmd ($target_cmd); if ($error_code != 0) { my $msg = "cannot find a setting for HOME - please set this"; gp_message ("assertion", $subr_name, $msg); } else #------------------------------------------------------------------------------ # The home directory is known and we can define the locations for the # configuration file. #------------------------------------------------------------------------------ { @rc_file_paths = (".", "$home_dir"); } gp_message ("debug", $subr_name, "upon return: \@rc_file_paths = @rc_file_paths"); return ($home_dir, \@rc_file_paths); } #-- End of subroutine get_home_dir_and_rc_path #------------------------------------------------------------------------------ # This subroutine generates a list with the hot functions. #------------------------------------------------------------------------------ sub get_hot_functions { my $subr_name = get_my_name (); my ($exp_dir_list_ref, $summary_metrics, $input_string) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my $cmd_output; my $error_code; my $expr_name; my $first_metric; my $gp_display_text_cmd; my $ignore_value; my @sort_fields = (); $expr_name = join (" ", @exp_dir_list); gp_message ("debug", $subr_name, "expr_name = $expr_name"); my $outputdir = append_forward_slash ($input_string); my $script_file = $outputdir."gp-fsummary.script"; my $outfile = $outputdir."gp-fsummary.out"; my $result_file = $outputdir."gp-fsummary.stderr"; my $gp_error_file = $outputdir.$g_gp_error_logfile; @sort_fields = split (":", $summary_metrics); #------------------------------------------------------------------------------ # This is extremely unlikely to happen, but if so, it is a fatal error. #------------------------------------------------------------------------------ my $number_of_elements = scalar (@sort_fields); gp_message ("debug", $subr_name, "number of fields in summary_metrics = $number_of_elements"); if ($number_of_elements == 0) { my $msg = "there are $number_of_elements in the metrics list"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # Get the summary of the hot functions #------------------------------------------------------------------------------ open (SCRIPT, ">", $script_file) or die ("$subr_name - unable to open script file $script_file for writing: '$!'"); gp_message ("debug", $subr_name, "opened script file $script_file for writing"); #------------------------------------------------------------------------------ # TBD: Check what this is about: # Attributed User CPU Time=a.user : for calltree - see P37 in manual #------------------------------------------------------------------------------ print SCRIPT "# limit 0\n"; print SCRIPT "limit 0\n"; print SCRIPT "# metrics $summary_metrics\n"; print SCRIPT "metrics $summary_metrics\n"; print SCRIPT "# thread_select all\n"; print SCRIPT "thread_select all\n"; #------------------------------------------------------------------------------ # Use first out of summary metrics as first (it doesn't matter which one) # $first_metric = (split /:/,$summary_metrics)[0]; #------------------------------------------------------------------------------ $first_metric = $sort_fields[0]; print SCRIPT "# outfile $outfile\n"; print SCRIPT "outfile $outfile\n"; print SCRIPT "# sort $first_metric\n"; print SCRIPT "sort $first_metric\n"; print SCRIPT "# fsummary\n"; print SCRIPT "fsummary\n"; close SCRIPT; my $gp_functions_cmd = "$GP_DISPLAY_TEXT -viewmode machine -compare off -script $script_file $expr_name"; gp_message ("debug", $subr_name, "executing $GP_DISPLAY_TEXT to get the list of functions"); $gp_display_text_cmd = "$gp_functions_cmd 1> $result_file 2>> $gp_error_file"; ($error_code, $cmd_output) = execute_system_cmd ($gp_display_text_cmd); if ($error_code != 0) { $ignore_value = msg_display_text_failure ($gp_display_text_cmd, $error_code, $gp_error_file); gp_message ("abort", $subr_name, "execution terminated"); my $msg = "error code = $error_code - failure executing command $gp_display_text_cmd"; gp_message ("abort", $subr_name, $msg); } return ($outfile,\@sort_fields); } #-- End of subroutine get_hot_functions #------------------------------------------------------------------------------ # For a given function name, return the index into "function_info". This # index gives access to all the meta data for the input function. #------------------------------------------------------------------------------ sub get_index_function_info { my $subr_name = get_my_name (); my ($routine_ref, $hex_address_ref, $function_info_ref) = @_; my $routine = ${ $routine_ref }; my $hex_address = ${ $hex_address_ref }; my @function_info = @{ $function_info_ref }; my $alt_name = $routine; my $current_address = $hex_address; my $found_a_match; my $index_into_function_info; my $msg; my $target_tag; #------------------------------------------------------------------------------ # Check if this function has multiple occurrences. #------------------------------------------------------------------------------ $msg = "check for multiple occurrences"; gp_message ("debugM", $subr_name, $msg); $msg = "target routine name = " . $routine; gp_message ("debugM", $subr_name, $msg); if (not exists ($g_multi_count_function{$routine})) { #------------------------------------------------------------------------------ # There is only a single occurrence and it is straightforward to get the tag. #-------------------------------------------------------------------------- ## push (@final_function_names, $routine); ## KANWEG for my $key (sort keys %g_map_function_to_index) ## KANWEG { ## KANWEG $msg = "g_map_function_to_index{". $key . "} = " . $g_map_function_to_index{$key}; ## KANWEG gp_message ("debugXL", $subr_name, $msg); ## KANWEG } if (exists ($g_map_function_to_index{$routine})) { $index_into_function_info = $g_map_function_to_index{$routine}[0]; } else { my $msg = "no entry for $routine in g_map_function_to_index"; gp_message ("assertion", $subr_name, $msg); } } else { #------------------------------------------------------------------------------ # The function name has more than one occurrence and we need to find the one # that matches with the address. #------------------------------------------------------------------------------ $found_a_match = $FALSE; gp_message ("debug", $subr_name, "$routine: occurrences = $g_function_occurrences{$routine}"); for my $ref (keys @{ $g_map_function_to_index{$routine} }) { my $ref_index = $g_map_function_to_index{$routine}[$ref]; my $addr_offset = $function_info[$ref_index]{"addressobjtext"}; gp_message ("debug", $subr_name, "$routine: retrieving duplicate entry at ref_index = $ref_index"); gp_message ("debug", $subr_name, "$routine: addr_offset = $addr_offset"); #------------------------------------------------------------------------------ # TBD: Do this substitution when storing "addressobjtext" in function_info. #------------------------------------------------------------------------------ $addr_offset =~ s/^@\d+://; gp_message ("debug", $subr_name, "$routine: addr_offset = $addr_offset"); if ($addr_offset eq $current_address) { $found_a_match = $TRUE; $index_into_function_info = $ref_index; last; } } #------------------------------------------------------------------------------ # If there is no match, something has gone really wrong and we bail out. #------------------------------------------------------------------------------ if (not $found_a_match) { my $msg = "cannot find the mapping in function_info for function $routine"; gp_message ("assertion", $subr_name, $msg); } } return (\$index_into_function_info); } #-- End of subroutine get_index_function_info #------------------------------------------------------------------------------ # Get the setting for LANG, or assign a default if it is not set. #------------------------------------------------------------------------------ sub get_LANG_setting { my $subr_name = get_my_name (); my $error_code; my $lang_setting; my $target_cmd; my $command_string; my $LANG; $target_cmd = $g_mapped_cmds{"printenv"}; #------------------------------------------------------------------------------ # Use the printenv command to get the settings for LANG. #------------------------------------------------------------------------------ if ($target_cmd eq "road to nowhere") { $error_code = 1; } else { $command_string = $target_cmd . " LANG"; ($error_code, $lang_setting) = execute_system_cmd ($command_string); } if ($error_code == 0) { chomp ($lang_setting); $LANG = $lang_setting; } else { $LANG = $g_default_setting_lang; my $msg = "cannot find a setting for LANG - use a default setting"; gp_message ("warning", $subr_name, $msg); } return ($LANG); } #-- End of subroutine get_LANG_setting #------------------------------------------------------------------------------ # This subroutine gathers the basic information about the metrics. #------------------------------------------------------------------------------ sub get_metrics_data { my $subr_name = get_my_name (); my ($exp_dir_list_ref, $outputdir, $outfile1, $outfile2, $error_file) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my $cmd_options; my $cmd_output; my $error_code; my $expr_name; my $metrics_cmd; my $metrics_output; my $target_cmd; $expr_name = join (" ", @exp_dir_list); gp_message ("debug", $subr_name, "expr_name = $expr_name"); #------------------------------------------------------------------------------ # Execute the $GP_DISPLAY_TEXT tool with the appropriate options. The goal is # to get all the output in files $outfile1 and $outfile2. These are then # parsed. #------------------------------------------------------------------------------ $cmd_options = " -viewmode machine -compare off -thread_select all"; $cmd_options .= " -outfile $outfile2"; $cmd_options .= " -fsingle '<Total>' -metric_list $expr_name"; $metrics_cmd = "$GP_DISPLAY_TEXT $cmd_options 1> $outfile1 2> $error_file"; gp_message ("debug", $subr_name, "command used to gather the information:"); gp_message ("debug", $subr_name, $metrics_cmd); ($error_code, $metrics_output) = execute_system_cmd ($metrics_cmd); #------------------------------------------------------------------------------ # Error handling. Any error that occurred is fatal and execution # should be aborted by the caller. #------------------------------------------------------------------------------ if ($error_code == 0) { gp_message ("debug", $subr_name, "metrics data in files $outfile1 and $outfile2"); } else { $target_cmd = $g_mapped_cmds{"cat"} . " $error_file"; ($error_code, $cmd_output) = execute_system_cmd ($target_cmd); chomp ($cmd_output); gp_message ("error", $subr_name, "contents of file $error_file:"); gp_message ("error", $subr_name, $cmd_output); } return ($error_code); } #-- End of subroutine get_metrics_data #------------------------------------------------------------------------------ # Wrapper that returns the last part of the subroutine name. The assumption is # that the last part of the input name is of the form "aa::bb" or just "bb". #------------------------------------------------------------------------------ sub get_my_name { my $called_by = (caller (1))[3]; my @parts = split ("::", $called_by); return ($parts[$#parts]); ## my ($the_full_name_ref) = @_; ## my $the_full_name = ${ $the_full_name_ref }; ## my $last_part; #------------------------------------------------------------------------------ # If the regex below fails, use the full name." #------------------------------------------------------------------------------ ## $last_part = $the_full_name; #------------------------------------------------------------------------------ # Capture the last part if there are multiple parts separated by "::". #------------------------------------------------------------------------------ ## if ($the_full_name =~ /.*::(.+)$/) ## { ## if (defined ($1)) ## { ## $last_part = $1; ## } ## } ## return (\$last_part); } #-- End of subroutine get_my_name #------------------------------------------------------------------------------ # Determine the characteristics of the current system #------------------------------------------------------------------------------ sub get_system_config_info { #------------------------------------------------------------------------------ # The output from the "uname" command is used for this. Although not all of # these are currently used, we store all fields in separate variables. #------------------------------------------------------------------------------ # #------------------------------------------------------------------------------ # The options supported on uname from GNU coreutils 8.22: #------------------------------------------------------------------------------ # -a, --all print all information, in the following order, # except omit -p and -i if unknown: # -s, --kernel-name print the kernel name # -n, --nodename print the network node hostname # -r, --kernel-release print the kernel release # -v, --kernel-version print the kernel version # -m, --machine print the machine hardware name # -p, --processor print the processor type or "unknown" # -i, --hardware-platform print the hardware platform or "unknown" # -o, --operating-system print the operating system #------------------------------------------------------------------------------ # Sample output: # Linux ruudvan-vm-2-8-20200701 4.14.35-2025.400.8.el7uek.x86_64 #2 SMP Wed Aug 26 12:22:05 PDT 2020 x86_64 x86_64 x86_64 GNU/Linux #------------------------------------------------------------------------------ my $subr_name = get_my_name (); my $error_code; my $hostname_current; my $ignore_output; my $msg; my $target_cmd; #------------------------------------------------------------------------------ # Test once if the command succeeds. This avoids we need to check every # specific # command below. #------------------------------------------------------------------------------ $target_cmd = $g_mapped_cmds{uname}; ($error_code, $ignore_output) = execute_system_cmd ($target_cmd); if ($error_code != 0) #------------------------------------------------------------------------------ # This is unlikely to happen, but you never know. #------------------------------------------------------------------------------ { gp_message ("abort", $subr_name, "failure to execute the uname command"); } my $kernel_name = qx ($target_cmd -s); chomp ($kernel_name); my $nodename = qx ($target_cmd -n); chomp ($nodename); my $kernel_release = qx ($target_cmd -r); chomp ($kernel_release); my $kernel_version = qx ($target_cmd -v); chomp ($kernel_version); my $machine = qx ($target_cmd -m); chomp ($machine); my $processor = qx ($target_cmd -p); chomp ($processor); my $hardware_platform = qx ($target_cmd -i); chomp ($hardware_platform); my $operating_system = qx ($target_cmd -o); chomp ($operating_system); $local_system_config{"kernel_name"} = $kernel_name; $local_system_config{"nodename"} = $nodename; $local_system_config{"kernel_release"} = $kernel_release; $local_system_config{"kernel_version"} = $kernel_version; $local_system_config{"machine"} = $machine; $local_system_config{"processor"} = $processor; $local_system_config{"hardware_platform"} = $hardware_platform; $local_system_config{"operating_system"} = $operating_system; gp_message ("debug", $subr_name, "the output from the $target_cmd command is split into the following variables:"); gp_message ("debug", $subr_name, "kernel_name = $kernel_name"); gp_message ("debug", $subr_name, "nodename = $nodename"); gp_message ("debug", $subr_name, "kernel_release = $kernel_release"); gp_message ("debug", $subr_name, "kernel_version = $kernel_version"); gp_message ("debug", $subr_name, "machine = $machine"); gp_message ("debug", $subr_name, "processor = $processor"); gp_message ("debug", $subr_name, "hardware_platform = $hardware_platform"); gp_message ("debug", $subr_name, "operating_system = $operating_system"); #------------------------------------------------------------------------------ # Check if the system we are running on is supported. #------------------------------------------------------------------------------ my $is_supported = ${ check_support_for_processor (\$machine) }; if (not $is_supported) { $msg = "the $machine instruction set architecture is not supported"; gp_message ("error", $subr_name, $msg); gp_message ("diag", $subr_name, "Error: " . $msg); $msg = "temporarily ignored for development purposes"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; exit (0); } #------------------------------------------------------------------------------ # The current hostname is used to compare against the hostname(s) found in the # experiment directories. #------------------------------------------------------------------------------ $target_cmd = $g_mapped_cmds{hostname}; $hostname_current = qx ($target_cmd); chomp ($hostname_current); $error_code = ${^CHILD_ERROR_NATIVE}; if ($error_code == 0) { $local_system_config{"hostname_current"} = $hostname_current; } else #------------------------------------------------------------------------------ # This is unlikely to happen, but you never know. #------------------------------------------------------------------------------ { gp_message ("abort", $subr_name, "failure to execute the hostname command"); } for my $key (sort keys %local_system_config) { gp_message ("debug", $subr_name, "local_system_config{$key} = $local_system_config{$key}"); } return (0); } #-- End of subroutine get_system_config_info #------------------------------------------------------------------------------ # This subroutine prints a message. Several types of messages are supported. # In case the type is "abort", or "error", execution is terminated. # # Note that "debug", "warning", and "error" mode, the name of the calling # subroutine is truncated to 30 characters. In case the name is longer, # a warning message # is issued so you know this has happened. # # Note that we use lcfirst () and ucfirst () to enforce whether the first # character is printed in lower or uppercase. It is nothing else than a # convenience, but creates more consistency across messages. #------------------------------------------------------------------------------ sub gp_message { my $subr_name = get_my_name (); my ($action, $caller_name, $comment_line) = @_; #------------------------------------------------------------------------------ # The debugXL identifier is special. It is accepted, but otherwise ignored. # This allows to (temporarily) disable debug print statements, but keep them # around. #------------------------------------------------------------------------------ my %supported_identifiers = ( "verbose" => "[Verbose]", "debug" => "[Debug]", "error" => "[Error]", "warning" => "[Warning]", "abort" => "[Abort]", "assertion" => "[Assertion error]", "diag" => "", ); my $debug_size; my $identifier; my $fixed_size_name; my $ignore_value; my $string_limit = 30; my $strlen = length ($caller_name); my $trigger_debug = $FALSE; my $truncated_name; my $msg; if ($action =~ /debug\s*(.+)/) { if (defined ($1)) { my $orig_value = $1; $debug_size = lc ($1); if ($debug_size =~ /^s$|^m$|^l$|^xl$/) { if ($g_debug_size{$debug_size}) { #------------------------------------------------------------------------------ # All we need to know is whether a debug action is requested and whether the # size has been enabled. By setting $action to "debug", the code below is # simplified. Note that only using $trigger_debug below is actually sufficient. #------------------------------------------------------------------------------ $trigger_debug = $TRUE; } } else { die "$subr_name: debug size $orig_value is not supported"; } $action = "debug"; } } elsif ($action eq "debug") { $trigger_debug = $TRUE; } #------------------------------------------------------------------------------ # Catch any non-supported identifier. #------------------------------------------------------------------------------ if (defined ($supported_identifiers{$action})) { $identifier = $supported_identifiers{$action}; } else { die ("$subr_name - input error: $action is not supported"); } if (($action eq "debug") and (not $g_debug)) { $trigger_debug = $FALSE; } #------------------------------------------------------------------------------ # Unconditionally buffer all warning messages. These are available through the # index.html page and cannot be disabled. # # If the quiet mode has been enabled, warnings are not printed though. #------------------------------------------------------------------------------ if ($action eq "warning") { #------------------------------------------------------------------------------ # Remove any leading <br>, capitalize the first letter, and put the <br> back # before storing the message in the buffer. #------------------------------------------------------------------------------ if ($comment_line =~ /^$g_html_new_line/) { $msg = $comment_line; $msg =~ s/$g_html_new_line//; $comment_line = $g_html_new_line . ucfirst ($msg); push (@g_warning_msgs, $comment_line); } else { push (@g_warning_msgs, ucfirst ($comment_line)); } } #------------------------------------------------------------------------------ # Unconditionally buffer all errror messages. These will be printed prior to # terminate execution. #------------------------------------------------------------------------------ if ($action eq "error") #------------------------------------------------------------------------------ # Remove any leading <br>, capitalize the first letter, and put the <br> back. #------------------------------------------------------------------------------ { if ($comment_line =~ /^$g_html_new_line/) { $msg = $comment_line; $msg =~ s/$g_html_new_line//; $comment_line = $g_html_new_line . ucfirst ($msg); push (@g_error_msgs, $comment_line); } else { push (@g_error_msgs, ucfirst ($comment_line)); } } #------------------------------------------------------------------------------ # Quick return in several cases. Note that "debug", "verbose", "warning", and # "diag" messages are suppressed in quiet mode, but "error", "abort" and # "assertion" always pass. #------------------------------------------------------------------------------ if (( ($action eq "verbose") and (not $g_verbose)) or (($action eq "debug") and (not $trigger_debug)) or (($action eq "verbose") and ($g_quiet)) or (($action eq "debug") and ($g_quiet)) or (($action eq "warning") and ($g_quiet)) or (($action eq "diag") and ($g_quiet))) { return (0); } #------------------------------------------------------------------------------ # In diag mode, just print the input line and nothing else. #------------------------------------------------------------------------------ if (( $action eq "debug") or ($action eq "abort") or ($action eq "assertion")) ## or ($action eq "error")) { #------------------------------------------------------------------------------ # Construct the string to be printed. Include an identifier and the name of # the function. #------------------------------------------------------------------------------ if ($strlen > $string_limit) { $truncated_name = substr ($caller_name, 0, $string_limit); $fixed_size_name = sprintf ("%-"."$string_limit"."s", $truncated_name); print "Warning in $subr_name - the name of the caller is: " . $caller_name . "\n"; print "Warning in $subr_name - the string length is $strlen and " . "exceeds $string_limit\n"; } else { $fixed_size_name = sprintf ("%-"."$string_limit"."s", $caller_name); } ## if (($action eq "error") or ($action eq "abort")) if ($action eq "abort") #------------------------------------------------------------------------------ # Enforce that the message starts with a lowercase symbol. Since these are # user errors, the name of the routine is not shown. The same for "abort". # If you want to display the routine name too, use an assertion. #------------------------------------------------------------------------------ { my $error_identifier = $supported_identifiers{"error"}; if (@g_error_msgs) { $ignore_value = print_errors_buffer (\$error_identifier); } printf ("%-9s %s", $identifier, ucfirst ($comment_line)); printf (" - %s\n", "execution is terminated"); } elsif ($action eq "assertion") #------------------------------------------------------------------------------ # Enforce that the message starts with a lowercase symbol. #------------------------------------------------------------------------------ { #------------------------------------------------------------------------------ # The lines are too long, but breaking the argument list gives this warning: # printf (...) interpreted as function #------------------------------------------------------------------------------ printf ("%-17s %-30s", $identifier, $fixed_size_name); printf (" - %s\n", $comment_line); } elsif (($action eq "debug") and ($trigger_debug)) #------------------------------------------------------------------------------ # Debug messages are printed "as is". Avoids issues when searching for them ;-) #------------------------------------------------------------------------------ { printf ("%-9s %-30s", $identifier, $fixed_size_name); printf (" - %s\n", $comment_line); } else #------------------------------------------------------------------------------ # Enforce that the message starts with a lowercase symbol. #------------------------------------------------------------------------------ { printf ("%-9s %-30s", $identifier, $fixed_size_name); printf (" - %s\n", $comment_line); } } elsif ($action eq "verbose") #------------------------------------------------------------------------------ # The first character in the verbose message is capatilized. #------------------------------------------------------------------------------ { printf ("%s\n", ucfirst ($comment_line)); } elsif ($action eq "diag") #------------------------------------------------------------------------------ # The diag messages are meant to be diagnostics. Only the comment line is # printed. #------------------------------------------------------------------------------ { printf ("%s\n", $comment_line); return (0); } #------------------------------------------------------------------------------ # Terminate execution in case the identifier is "abort". #------------------------------------------------------------------------------ if (($action eq "abort") or ($action eq "assertion")) { ## print "ABORT temporarily disabled for testing purposes\n"; exit (-1); } else { return (0); } } #-- End of subroutine gp_message #------------------------------------------------------------------------------ # Create an HTML page with the warnings. If there are no warnings, include # line to this extent. The alternative is to supporess the entire page, but # that breaks the consistency in the output. #------------------------------------------------------------------------------ sub html_create_warnings_page { my $subr_name = get_my_name (); my ($outputdir_ref) = @_; my $outputdir = ${ $outputdir_ref }; my $file_title; my $html_acknowledgement; my $html_end; my $html_header; my $html_home_left; my $html_home_right; my $html_title_header; my $msg_no_warnings = "There are no warning messages issued."; my $page_title; my $position_text; my $size_text; my $outfile = $outputdir . $g_html_base_file_name{"warnings"} . ".html"; gp_message ("debug", $subr_name, "outfile = $outfile"); open (WARNINGS_OUT, ">", $outfile) or die ("unable to open $outfile for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $outfile for writing"); gp_message ("debug", $subr_name, "building warning file $outfile"); #------------------------------------------------------------------------------ # Generate some of the structures used in the HTML output. #------------------------------------------------------------------------------ $file_title = "Warning messages"; $html_header = ${ create_html_header (\$file_title) }; $html_home_right = ${ generate_home_link ("right") }; $page_title = "Warning Messages"; $size_text = "h2"; $position_text = "center"; $html_title_header = ${ generate_a_header (\$page_title, \$size_text, \$position_text) }; #------------------------------------------------------------------------------ # Get the acknowledgement, return to main link, and final html statements. #------------------------------------------------------------------------------ $html_home_left = ${ generate_home_link ("left") }; $html_acknowledgement = ${ create_html_credits () }; $html_end = ${ terminate_html_document () }; #------------------------------------------------------------------------------ # Generate the HTML file. #------------------------------------------------------------------------------ print WARNINGS_OUT $html_header; print WARNINGS_OUT $html_home_right; print WARNINGS_OUT $html_title_header; if ($g_total_warning_count > 0) { print WARNINGS_OUT "<pre>\n"; print WARNINGS_OUT "$_\n" for @g_warning_msgs; print WARNINGS_OUT "</pre>\n"; } else { print WARNINGS_OUT $msg_no_warnings; } print WARNINGS_OUT $html_home_left; print WARNINGS_OUT "<br>\n"; print WARNINGS_OUT $html_acknowledgement; print WARNINGS_OUT $html_end; close (WARNINGS_OUT); return (0); } #-- End of subroutine html_create_warnings_page #------------------------------------------------------------------------------ # Generate the HTML with the experiment summary. #------------------------------------------------------------------------------ sub html_generate_exp_summary { my $subr_name = get_my_name (); my ($outputdir_ref, $experiment_data_ref) = @_; my $outputdir = ${ $outputdir_ref }; my @experiment_data = @{ $experiment_data_ref }; my $file_title; my $outfile; my $page_title; my $size_text; my $position_text; my $html_header; my $html_home; my $html_title_header; my $html_acknowledgement; my $html_end; my @html_exp_table_data = (); my $html_exp_table_data_ref; my @table_execution_stats = (); my $table_execution_stats_ref; gp_message ("debug", $subr_name, "outputdir = $outputdir"); $outputdir = append_forward_slash ($outputdir); gp_message ("debug", $subr_name, "outputdir = $outputdir"); $file_title = "Experiment information"; $page_title = "Experiment Information"; $size_text = "h2"; $position_text = "center"; $html_header = ${ create_html_header (\$file_title) }; $html_home = ${ generate_home_link ("right") }; $html_title_header = ${ generate_a_header (\$page_title, \$size_text, \$position_text) }; $outfile = $outputdir . $g_html_base_file_name{"experiment_info"} . ".html"; open (EXP_INFO, ">", $outfile) or die ("unable to open $outfile for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $outfile for writing"); print EXP_INFO $html_header; print EXP_INFO $html_home; print EXP_INFO $html_title_header; ($html_exp_table_data_ref, $table_execution_stats_ref) = html_generate_table_data ($experiment_data_ref); @html_exp_table_data = @{ $html_exp_table_data_ref }; @table_execution_stats = @{ $table_execution_stats_ref }; print EXP_INFO "$_" for @html_exp_table_data; ; ## print EXP_INFO "<pre>\n"; ## print EXP_INFO "$_\n" for @html_caller_callee; ## print EXP_INFO "</pre>\n"; #------------------------------------------------------------------------------ # Get the acknowledgement, return to main link, and final html statements. #------------------------------------------------------------------------------ $html_home = ${ generate_home_link ("left") }; $html_acknowledgement = ${ create_html_credits () }; $html_end = ${ terminate_html_document () }; print EXP_INFO $html_home; print EXP_INFO "<br>\n"; print EXP_INFO $html_acknowledgement; print EXP_INFO $html_end; close (EXP_INFO); return (\@table_execution_stats); } #-- End of subroutine html_generate_exp_summary #------------------------------------------------------------------------------ # Generate the index.html file. #------------------------------------------------------------------------------ sub html_generate_index { my $subr_name = get_my_name (); my ($outputdir_ref, $html_first_metric_file_ref, $summary_metrics_ref, $number_of_metrics_ref, $function_info_ref, $function_address_info_ref, $sort_fields_ref, $exp_dir_list_ref, $addressobjtextm_ref, $metric_description_reversed_ref, $table_execution_stats_ref) = @_; my $outputdir = ${ $outputdir_ref }; my $html_first_metric_file = ${ $html_first_metric_file_ref }; my $summary_metrics = ${ $summary_metrics_ref }; my $number_of_metrics = ${ $number_of_metrics_ref }; my @function_info = @{ $function_info_ref }; my %function_address_info = %{ $function_address_info_ref }; my @sort_fields = @{ $sort_fields_ref }; my @exp_dir_list = @{ $exp_dir_list_ref }; my %addressobjtextm = %{ $addressobjtextm_ref }; my %metric_description_reversed = %{ $metric_description_reversed_ref }; my @table_execution_stats = @{ $table_execution_stats_ref }; my @file_contents = (); my $acknowledgement; my @abs_path_exp_dirs = (); my $input_experiments; my $target_function; my $html_line; my $ftag; my $max_length = 0; my %html_source_functions = (); my $html_header; my @experiment_directories = (); my $html_acknowledgement; my $html_file_title; my $html_output_file; my $html_function_view; my $html_caller_callee_view; my $html_experiment_info; my $html_warnings_page; my $href_link; my $file_title; my $html_gprofng; my $html_end; my $max_length_metrics; my $page_title; my $size_text; my $position_text; my $ln; my $base; my $base_index_page; my $infile; my $outfile; my $rec; my $skip; my $callsize; my $dest; my $final_string; my @headers; my $header; my $sort_index; my $pc_address; my $anchor; my $directory_name; my $f2; my $f3; my $file; my $sline; my $src; my $srcfile_name; my $tmp1; my $tmp2; my $fullsize; my $regf2; my $trimsize; my $EIL; my $EEIL; my $AOBJ; my $RI; my $HDR; my $CALLER_CALLEE; my $NAME; my $SRC; my $TRIMMED; #------------------------------------------------------------------------------ # Add a forward slash to make it easier when creating file names. #------------------------------------------------------------------------------ $outputdir = append_forward_slash ($outputdir); gp_message ("debug", $subr_name, "outputdir = $outputdir"); my $LANG = $g_locale_settings{"LANG"}; my $decimal_separator = $g_locale_settings{"decimal_separator"}; $input_experiments = join (", ", @exp_dir_list); for my $i (0 .. $#exp_dir_list) { my $dir = get_basename ($exp_dir_list[$i]); push @abs_path_exp_dirs, $dir; } $input_experiments = join (", ", @abs_path_exp_dirs); gp_message ("debug", $subr_name, "input_experiments = $input_experiments"); #------------------------------------------------------------------------------ # TBD: Pass in the values for $expr_name and $cmd #------------------------------------------------------------------------------ $html_file_title = "Main index page"; @experiment_directories = split (",", $input_experiments); $html_acknowledgement = ${ create_html_credits () }; $html_end = ${ terminate_html_document () }; $html_output_file = $outputdir . $g_html_base_file_name{"index"} . ".html"; open (INDEX, ">", $html_output_file) or die ("$subr_name - unable to open file $html_output_file for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $html_output_file for writing"); $page_title = "GPROFNG Performance Analysis"; $size_text = "h1"; $position_text = "center"; $html_gprofng = ${ generate_a_header (\$page_title, \$size_text, \$position_text) }; $html_header = ${ create_html_header (\$html_file_title) }; print INDEX $html_header; print INDEX $html_gprofng; print INDEX "$_" for @g_html_experiment_stats; print INDEX "$_" for @table_execution_stats; $html_experiment_info = "<a href=\'"; $html_experiment_info .= $g_html_base_file_name{"experiment_info"} . ".html"; $html_experiment_info .= "\'><h3>Experiment Details</h3></a>\n"; $html_warnings_page = "<a href=\'"; $html_warnings_page .= $g_html_base_file_name{"warnings"} . ".html"; $html_warnings_page .= "\'><h3>Warnings (" . $g_total_warning_count; $html_warnings_page .= ")</h3></a>\n"; $html_function_view = "<a href=\'"; $html_function_view .= $html_first_metric_file; $html_function_view .= "\'><h3>Function View</h3></a>\n"; $html_caller_callee_view = "<a href=\'"; $html_caller_callee_view .= $g_html_base_file_name{"caller_callee"} . ".html"; $html_caller_callee_view .= "\'><h3>Caller Callee View</h3></a>\n"; print INDEX "<br>\n"; ## print INDEX "<b>\n"; print INDEX $html_experiment_info; print INDEX $html_warnings_page; ## print INDEX "<br>\n"; ## print INDEX "<br>\n"; print INDEX $html_function_view; ## print INDEX "<br>\n"; ## print INDEX "<br>\n"; print INDEX $html_caller_callee_view; ## print INDEX "</b>\n"; ## print INDEX "<br>\n"; ## print INDEX "<br>\n"; print INDEX $html_acknowledgement; print INDEX $html_end; close (INDEX); gp_message ("debug", $subr_name, "closed file $html_output_file"); return (0); } #-- End of subroutine html_generate_index #------------------------------------------------------------------------------ # Generate the entries for the tables with the experiment info. #------------------------------------------------------------------------------ sub html_generate_table_data { my $subr_name = get_my_name (); my ($experiment_data_ref) = @_; my @experiment_data = (); my @html_exp_table_data = (); my $html_line; ## my $html_header_line; my $entry_name; my $key; my $size_text; my $position_text; my $title_table_1; my $title_table_2; my $title_table_3; my $title_table_summary; my $html_table_title; my @experiment_table_1_def = (); my @experiment_table_2_def = (); my @experiment_table_3_def = (); my @exp_table_summary_def = (); my @experiment_table_1 = (); my @experiment_table_2 = (); my @experiment_table_3 = (); my @exp_table_summary = (); my @exp_table_selection = (); @experiment_data = @{ $experiment_data_ref }; for my $i (sort keys @experiment_data) { for my $fields (sort keys %{ $experiment_data[$i] }) { gp_message ("debugXL", $subr_name, "$i => experiment_data[$i]{$fields} = $experiment_data[$i]{$fields}"); } } $title_table_1 = "Target System Configuration"; $title_table_2 = "Experiment Statistics"; $title_table_3 = "Run Time Statistics"; $title_table_summary = "Main Statistics"; $size_text = "h3"; $position_text = "left"; push @experiment_table_1_def, { name => "Experiment name" , key => "exp_name_short"}; push @experiment_table_1_def, { name => "Hostname" , key => "hostname"}; push @experiment_table_1_def, { name => "Operating system", key => "OS"}; push @experiment_table_1_def, { name => "Architecture", key => "architecture"}; push @experiment_table_1_def, { name => "Page size", key => "page_size"}; push @experiment_table_2_def, { name => "Target command" , key => "target_cmd"}; push @experiment_table_2_def, { name => "Date command executed" , key => "start_date"}; push @experiment_table_2_def, { name => "Data collection duration", key => "data_collection_duration"}; push @experiment_table_2_def, { name => "End time of the experiment", key => "end_experiment"}; push @experiment_table_3_def, { name => "User CPU time (seconds)", key => "user_cpu_time"}; ## push @experiment_table_3_def, { name => "User CPU time (percentage)", key => "user_cpu_percentage"}; push @experiment_table_3_def, { name => "System CPU time (seconds)", key => "system_cpu_time"}; ## push @experiment_table_3_def, { name => "System CPU time (percentage)", key => "system_cpu_percentage"}; push @experiment_table_3_def, { name => "Sleep time (seconds)", key => "sleep_time"}; ## push @experiment_table_3_def, { name => "Sleep time (percentage)", key => "sleep_percentage"}; push @exp_table_summary_def, { name => "Experiment name" , key => "exp_name_short"}; push @exp_table_summary_def, { name => "Hostname" , key => "hostname"}; push @exp_table_summary_def, { name => "User CPU time (seconds)", key => "user_cpu_time"}; push @exp_table_summary_def, { name => "System CPU time (seconds)", key => "system_cpu_time"}; push @exp_table_summary_def, { name => "Sleep time (seconds)", key => "sleep_time"}; $html_table_title = ${ generate_a_header (\$title_table_1, \$size_text, \$position_text) }; push (@html_exp_table_data, $html_table_title); @experiment_table_1 = @{ create_table (\@experiment_data, \@experiment_table_1_def) }; push (@html_exp_table_data, @experiment_table_1); $html_table_title = ${ generate_a_header (\$title_table_2, \$size_text, \$position_text) }; push (@html_exp_table_data, $html_table_title); @experiment_table_2 = @{ create_table (\@experiment_data, \@experiment_table_2_def) }; push (@html_exp_table_data, @experiment_table_2); $html_table_title = ${ generate_a_header (\$title_table_3, \$size_text, \$position_text) }; push (@html_exp_table_data, $html_table_title); @experiment_table_3 = @{ create_table (\@experiment_data, \@experiment_table_3_def) }; push (@html_exp_table_data, @experiment_table_3); $html_table_title = ${ generate_a_header (\$title_table_summary, \$size_text, \$position_text) }; push (@exp_table_summary, $html_table_title); @exp_table_selection = @{ create_table (\@experiment_data, \@exp_table_summary_def) }; push (@exp_table_summary, @exp_table_selection); return (\@html_exp_table_data, \@exp_table_summary); } #-- End of subroutine html_generate_table_data #------------------------------------------------------------------------------ # Generate the HTML text to print in case a file is empty. #------------------------------------------------------------------------------ sub html_text_empty_file { my $subr_name = get_my_name (); my ($comment_ref, $error_file_ref) = @_; my $comment; my $error_file; my $error_message; my $file_title; my $html_end; my $html_header; my $html_home; my @html_empty_file = (); $comment = ${ $comment_ref }; $error_file = ${ $error_file_ref }; $file_title = "File is empty"; $html_header = ${ create_html_header (\$file_title) }; $html_end = ${ terminate_html_document () }; $html_home = ${ generate_home_link ("left") }; push (@html_empty_file, $html_header); $error_message = "<b>" . $comment . "</b>"; $error_message = set_background_color_string ($error_message, $g_html_color_scheme{"error_message"}); push (@html_empty_file, $error_message); if (not is_file_empty ($error_file)) { $error_message = "<p><em>Check file $error_file for more information</em></p>"; } push (@html_empty_file, $error_message); push (@html_empty_file, $html_home); push (@html_empty_file, "<br>"); push (@html_empty_file, $g_html_credits_line); push (@html_empty_file, $html_end); return (\@html_empty_file); } #-- End of subroutine html_text_empty_file #------------------------------------------------------------------------------ # This subroutine checks if a file is empty and returns $TRUE or $FALSE. #------------------------------------------------------------------------------ sub is_file_empty { my $subr_name = get_my_name (); my ($filename) = @_; my $is_empty; my $file_stat; my $msg; my $size; chomp ($filename); if (not -e $filename) { #------------------------------------------------------------------------------ # The return value is used in the caller. This is why we return the empty # string in case the file does not exist. #------------------------------------------------------------------------------ $msg = "filename = $filename not found"; gp_message ("debug", $subr_name, $msg); $is_empty = $TRUE; } else { $file_stat = stat ($filename); $size = $file_stat->size; $is_empty = ($size == 0) ? $TRUE : $FALSE; } $msg = "filename = $filename size = $size is_empty = $is_empty"; gp_message ("debug", $subr_name, $msg); return ($is_empty); } #-- End of subroutine is_file_empty #------------------------------------------------------------------------------ # Check if a file is executable and return $TRUE or $FALSE. #------------------------------------------------------------------------------ sub is_file_executable { my $subr_name = get_my_name (); my ($filename) = @_; my $file_permissions; my $index_offset; my $is_executable; my $mode; my $number_of_bytes; my @permission_settings = (); my %permission_values = (); chomp ($filename); gp_message ("debug", $subr_name, "check if filename = $filename is executable"); if (not -e $filename) { #------------------------------------------------------------------------------ # The return value is used in the caller. This is why we return the empty # string in case the file does not exist. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "filename = $filename not found"); $is_executable = $FALSE; } else { $mode = stat ($filename)->mode; gp_message ("debugXL", $subr_name, "mode = $mode"); #------------------------------------------------------------------------------ # Get username. We currently do not do anything with this though and the # code is commented out. # # my $my_name = getlogin () || getpwuid($<) || "Kilroy"; # gp_message ("debug", $subr_name, "my_name = $my_name"); #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Convert file permissions to octal, split the individual numbers and store # the values for the respective users. #------------------------------------------------------------------------------ $file_permissions = sprintf("%o", $mode & 07777); @permission_settings = split (//, $file_permissions); $number_of_bytes = scalar (@permission_settings); gp_message ("debugXL", $subr_name, "file_permissions = $file_permissions"); gp_message ("debugXL", $subr_name, "permission_settings = @permission_settings"); gp_message ("debugXL", $subr_name, "number_of_settings = $number_of_bytes"); if ($number_of_bytes == 4) { $index_offset = 1; } elsif ($number_of_bytes == 3) { $index_offset = 0; } else { my $msg = "unexpected number of $number_of_bytes bytes " . "in permission settings: @permission_settings"; gp_message ("assertion", $subr_name, $msg); } $permission_values{user} = $permission_settings[$index_offset++]; $permission_values{group} = $permission_settings[$index_offset++]; $permission_values{other} = $permission_settings[$index_offset]; #------------------------------------------------------------------------------ # The executable bit should be set for user, group and other. If this fails # we mark the file as not executable. Note that this is gprofng specific. #------------------------------------------------------------------------------ $is_executable = $TRUE; for my $k (keys %permission_values) { my $msg = "permission_values{" . $k . "} = " . $permission_values{$k}; gp_message ("debugXL", $subr_name, $msg); if ($permission_values{$k} % 2 == 0) { $is_executable = $FALSE; last; } } } gp_message ("debug", $subr_name, "is_executable = $is_executable"); return ($is_executable); } #-- End of subroutine is_file_executable #------------------------------------------------------------------------------ # Print a message after a failure in $GP_DISPLAY_TEXT. #------------------------------------------------------------------------------ sub msg_display_text_failure { my $subr_name = get_my_name (); my ($gp_display_text_cmd, $error_code, $error_file) = @_; my $msg; $msg = "error code = $error_code - failure executing the following command:"; gp_message ("error", $subr_name, $msg); gp_message ("error", $subr_name, $gp_display_text_cmd); $msg = "check file $error_file for more details"; gp_message ("error", $subr_name, $msg); return (0); } #-- End of subroutine msg_display_text_failure #------------------------------------------------------------------------------ # TBD. #------------------------------------------------------------------------------ sub name_regex { my $subr_name = get_my_name (); my ($metric_description_ref, $metrics, $field, $file) = @_; my %metric_description = %{ $metric_description_ref }; my @splitted_metrics; my $splitted_metrics; my $m; my $mf; my $nf; my $re; my $Xre; my $noPCfile; my @reported_metrics; my $reported_metrics; my $hdr_regex; my $hdr_href_regex; my $hdr_src_regex; my $new_metrics; my $pre; my $post; my $rat; my @moo = (); my $gp_metrics_file; my $gp_metrics_dir; my $suffix_not_used; my $is_calls = $FALSE; my $is_calltree = $FALSE; gp_message ("debugXL", $subr_name,"1:metrics->$metrics<- field->$field<- file->$file<-"); #------------------------------------------------------------------------------ # According to https://perldoc.perl.org/File::Basename, both dirname and # basename are not reliable and fileparse () is recommended instead. # # Note that $gp_metrics_dir has a trailing "/". #------------------------------------------------------------------------------ ($gp_metrics_file, $gp_metrics_dir, $suffix_not_used) = fileparse ($file, ".sort.func-PC"); gp_message ("debugXL", $subr_name, "gp_metrics_dir = $gp_metrics_dir gp_metrics_file = $gp_metrics_file"); gp_message ("debugXL", $subr_name, "suffix_not_used = $suffix_not_used"); if ($gp_metrics_file eq "calls") { $is_calls = $TRUE; } if ($gp_metrics_file eq "calltree") { $is_calltree = $TRUE; } $gp_metrics_file = "gp-metrics-" . $gp_metrics_file . "-PC"; $gp_metrics_file = $gp_metrics_dir . $gp_metrics_file; gp_message ("debugXL", $subr_name, "gp_metrics_file is $gp_metrics_file"); open (GP_METRICS, "<", $gp_metrics_file) or die ("$subr_name - unable to open gp_metrics file $gp_metrics_file for reading - '$!'"); gp_message ("debug", $subr_name, "opened file $gp_metrics_file for reading"); $new_metrics = $metrics; while (<GP_METRICS>) { $rat = $_; chomp ($rat); gp_message ("debugXL", $subr_name, "rat = $rat - new_metrics = $new_metrics"); #------------------------------------------------------------------------------ # Capture the string after "Current metrics:" and if it ends with ":name", # remove it. #------------------------------------------------------------------------------ if ($rat =~ /^\s*Current metrics:\s*(.*)$/) { $new_metrics = $1; if ($new_metrics =~ /^(.*):name$/) { $new_metrics = $1; } last; } } close (GP_METRICS); if ($is_calls or $is_calltree) { #------------------------------------------------------------------------------ # Remove any inclusive metrics from the list. #------------------------------------------------------------------------------ while ($new_metrics =~ /(.*)(i\.[^:]+)(.*)$/) { $pre = $1; $post = $3; gp_message ("debugXL", $subr_name, "1b: new_metrics = $new_metrics pre = $pre post = $post"); if (substr ($post,0,1) eq ":") { $post = substr ($post,1); } $new_metrics = $pre.$post; } } $metrics = $new_metrics; gp_message ("debugXL", $subr_name, "2:metrics->$metrics<- field->$field<- file->$file<-"); #------------------------------------------------------------------------------ # Find the line starting with "address:" and strip this part away. #------------------------------------------------------------------------------ if ($metrics =~ /^address:(.*)/) { $reported_metrics = $1; #------------------------------------------------------------------------------ # Focus on the filename ending with "-PC". When found, strip this part away. #------------------------------------------------------------------------------ if ($file =~ /^(.*)-PC$/) { $noPCfile = $1; if ($noPCfile =~ /^(.*)functions.sort.func$/) { $noPCfile = $1."functions.func"; } push (@moo, "$reported_metrics\n"); } } #------------------------------------------------------------------------------ # Split the list into an array with the individual metrics. # # TBD: This should be done only once! #------------------------------------------------------------------------------ @reported_metrics = split (":", $reported_metrics); for my $i (@reported_metrics) { gp_message ("debugXL", $subr_name, "reported_metrics = $i"); } $hdr_regex = "^\\s*"; $hdr_href_regex = "^\\s*"; $hdr_src_regex = "^(\\s+|<i>\\s+)"; for my $m (@reported_metrics) { my $description = ${ retrieve_metric_description (\$m, \%metric_description) }; gp_message ("debugXL", $subr_name, "m = $m description = $description"); if (substr ($m,0,1) eq "e") { push (@moo,"$m:$description\n"); $hdr_regex .= "(Excl\\.\.*)"; $hdr_href_regex .= "(<a.*>)(Excl\\.)(<\/a>)([^<]+)"; $hdr_src_regex .= "(Excl\\.\.*)"; next; } if (substr ($m,0,1) eq "i") { push (@moo,"$m:$description\n"); $hdr_regex .= "(Incl\\.\.*)"; $hdr_href_regex .= "(<a.*>)(Incl\\.)(<\/a>)([^<]+)"; $hdr_src_regex .= "(Incl\\.\.*)"; next; } if (substr ($m,0,1) eq "a") { my $a; my $am; $a = $m; $a =~ s/^a/e/; $am = ${ retrieve_metric_description (\$a, \%metric_description) }; $am =~ s/Exclusive/Attributed/; push (@moo,"$m:$am\n"); $hdr_regex .= "(Attr\\.\.*)"; $hdr_href_regex .= "(<a.*>)(Attr\\.)(<\/a>)([^<]+)"; $hdr_src_regex .= "(Attr\\.\.*)";next; } } $hdr_regex .= "(Name\.*)"; $hdr_href_regex .= "(Name\.*)"; @splitted_metrics = split (":","$metrics"); $nf = scalar (@splitted_metrics); gp_message ("debug", $subr_name,"number of fields in $metrics -> $nf"); open (ZMETRICS, ">", "$noPCfile.metrics") or die ("Not able to open file $noPCfile.metrics for writing - '$!'"); gp_message ("debug", $subr_name, "$noPCfile - opened file $noPCfile.metrics for writing"); print ZMETRICS @moo; close (ZMETRICS); gp_message ("debug", $subr_name, "wrote file $noPCfile.metrics"); open (XREGEXP, ">", "$noPCfile.c.regex") or die ("Not able to open file $noPCfile.c.regex for writing - '$!'"); gp_message ("debug", $subr_name, "$noPCfile - opened file $noPCfile.c.regex for writing"); print XREGEXP "\# Number of metric fields\n"; print XREGEXP "$nf\n"; print XREGEXP "\# Header regex\n"; print XREGEXP "$hdr_regex\n"; print XREGEXP "\# href Header regex\n"; print XREGEXP "$hdr_href_regex\n"; print XREGEXP "\# src Header regex\n"; print XREGEXP "$hdr_src_regex\n"; $mf = 1; #--------------------------------------------------------------------------- # Find the index of "field" in the metric list, plus one. #--------------------------------------------------------------------------- if ( ($field eq "functions") or ($field eq "calls") or ($field eq "calltree")) { $mf = $nf + 1; } else { for my $candidate_metric (@splitted_metrics) { gp_message ("debugXL", $subr_name, "field = $field candidate_metric = $candidate_metric and mf = $mf"); if ($candidate_metric eq $field) { last; } $mf++; } } gp_message ("debugXL", $subr_name, "Final value mf = $mf"); if ($mf == 1) { $re = "^\\s*(\\S+)"; # metric value } else { $re = "^\\s*\\S+"; } $Xre = "^\\s*(\\S+)"; $m = 2; while (--$nf) { if ($nf) { if ($m == $mf) { $re .= "\\s+(\\S+)"; # metric value } else { $re .= "\\s+\\S+"; } if ($nf != 1) { $Xre .= "\\s+(\\S+)"; } $m++; } } if ($field eq "calltree") { $re .= "\\s+.*\\+-(.*)"; # name $Xre .= "\\s+.*\\+-(.*)\$"; # name (Right?) } else { $re .= "\\s+(.*)"; # name $Xre .= "\\s+(.*)\$"; # name } print XREGEXP "\# Metrics and Name regex\n"; print XREGEXP "$Xre\n"; close (XREGEXP); gp_message ("debug", $subr_name, "wrote file $noPCfile.c.regex"); gp_message ("debugXL", $subr_name, "on return Xre = $Xre"); gp_message ("debugXL", $subr_name, "on return re = $re"); return ($re); } #-- End of subroutine name_regex #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub nosrc { my $subr_name = get_my_name (); my ($input_string) = @_; my $directory_name = append_forward_slash ($input_string); my $LANG = $g_locale_settings{"LANG"}; my $result_file = $directory_name."no_source.html"; gp_message ("debug", $subr_name, "result_file = $result_file"); open (NS, ">", $result_file) or die ("$subr_name: cannot open file $result_file for writing - '$!'"); print NS "<!doctype html public \"-//w3c//dtd html 3.2//en\">\n<html lang=\"$LANG\">\n<head>\n". "<meta http-equiv=\"content-type\" content=\"text/html; charset=iso-8859-1\">\n" . "<title>No source</title></head><body lang=\"$LANG\" bgcolor=".$g_html_color_scheme{"background_color_page"}."><pre>\n"; print NS "<a name=\"line1\"></a><font color=#C80707>"."No source was found"."</font>\n"; # red font print NS "</pre>\n<pre>Output generated by $version_info</pre>\n"; print NS "</body></html>\n"; close (NS); return (0); } #-- End of subroutine nosrc #------------------------------------------------------------------------------ # TBD. #------------------------------------------------------------------------------ sub numerically { my $f1; my $f2; if ($a =~ /^([^\d]*)(\d+)/) { $f1 = int ($2); if ($b=~ /^([^\d]*)(\d+)/) { $f2 = int ($2); $f1 == $f2 ? 0 : ($f1 < $f2 ? -1 : +1); } } else { return ($a <=> $b); } } #-- End of subroutine numerically #------------------------------------------------------------------------------ # Parse the user options. Also perform a basic check. More checks and also # some more specific to the option, plus cross option checks, will be # performed soon after this subroutine has executed. # # Warnings, but also errors, are buffered. In this way we can collect as many # warnings and errors as possible, before bailing out in case of an error. #------------------------------------------------------------------------------ sub parse_and_check_user_options { my $subr_name = get_my_name (); my @exp_dir_list; my $arg; my $calltree_value; my $debug_value; my $default_metrics_value; my $func_limit_value; my $found_exp_dir = $FALSE; my $ignore_metrics_value; my $ignore_value; my $msg; my $outputdir_value; my $quiet_value; my $hp_value; my $valid; my $verbose_value; my $number_of_fields; my $internal_option_name; my $option_name; my $verbose = undef; my $warning = undef; my @opt_debug = (); my @opt_highlight_percentage = (); my @opt_nowarnings = (); my @opt_obsoleted_hp = (); my @opt_output = (); my @opt_overwrite = (); my @opt_quiet = (); my @opt_verbose = (); my @opt_warnings = (); #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ my $no_of_warnings; my $total_warning_msgs = 0; my $option_value; my $option_warnings; my $no_of_warnings_ref; my $no_of_errors_ref; my $index_exp; my $first = $TRUE; my $trigger = $FALSE; my $found_non_exp = $FALSE; my $name_non_exp_dir; my $no_of_experiments = 0; my @opt_help = (); my @opt_version = (); my $stop_execution = $FALSE; my $option_value_ref; my $max_occurrences; #------------------------------------------------------------------------------ # Configure Getopt to: # - Silence warnings, since these are handled by the code. # - Enforce case sensitivity in order to support -o and -O for example. #------------------------------------------------------------------------------ Getopt::Long::Configure("pass_through", "no_ignore_case"); #------------------------------------------------------------------------------ # Check for the --help and --version options. Print a message and exit. # Note that we support using both options simultaneously on the command line. #------------------------------------------------------------------------------ GetOptions ( "help" => \@opt_help, "version" => \@opt_version ); if (@opt_help) { $stop_execution = $TRUE; $ignore_value = print_help_info (); } if (@opt_version) { $stop_execution = $TRUE; $ignore_value = print_version_info (); } if ($stop_execution) { exit (0); } #------------------------------------------------------------------------------ # First, scan ARGV for the experiment names. If there are no names, or the # list with the names is not contiguous (meaning there is an non-experiment # name in this list), an error message is printed and execution is terminated. # # Upon return from this function, the list with the experiment names is # known and has been removed from ARGV. # # As a result, exp_dir_list is available from there on. # # This makes the subsequent processing of ARGV with GetOptions() easier. #------------------------------------------------------------------------------ @exp_dir_list = @{ check_the_experiment_list () }; #------------------------------------------------------------------------------ # Configure Getopt to: # - Silence warnings, since these are handled by the code. # - Enforce case sensitivity in order to support -o and -O for example. # - Allow unique abbreviations (also the default). #------------------------------------------------------------------------------ Getopt::Long::Configure("pass_through", "no_ignore_case", "auto_abbrev"); #------------------------------------------------------------------------------ # Get the remaining command line options. # # Recall: # = => option requires a value # : => option value is optional #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # All options are considered to be a string. # # We request every option supported to have an optional value. Otherwise, # GetOptions skips an option that does not have a value. # # The logic that parses the options deals with this and checks if an option # that should have a value, actually has one. #------------------------------------------------------------------------------ GetOptions ( "verbose|v:s" => \@opt_verbose, "debug|d:s" => \@opt_debug, "warnings|w:s" => \@opt_warnings, "nowarnings:s" => \@opt_nowarnings, "quiet|q:s" => \@opt_quiet, "output|o=s" => \@opt_output, "overwrite|O=s" => \@opt_overwrite, "highlight-percentage=s" => \@opt_highlight_percentage, "hp=s" => \@opt_obsoleted_hp ); #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Handle the user input and where needed, generate warnings. In a later stage # we check for (cross option) errors and warnings. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # The very first thing to do is to determine if the user has enabled one of the # following options and take action accordingly: # --quiet, --verbose, --debug, --warnings # # We first need to check for quiet mode to be set. If so, all messages need to # be silenced, regardless of the settings for verbose, debug, and warnings. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # The quiet option. #------------------------------------------------------------------------------ if (@opt_quiet) { $max_occurrences = 1; $internal_option_name = "quiet"; $option_name = "--quiet"; my ($valid_ref) = extract_option_value (\@opt_quiet, \$max_occurrences, \$internal_option_name, \$option_name); $valid = ${ $valid_ref }; if ($valid) { $g_quiet = $g_user_settings{"quiet"}{"current_value"} eq "on" ? $TRUE : $FALSE; } } #------------------------------------------------------------------------------ # The debug option. #------------------------------------------------------------------------------ if (@opt_debug) { $max_occurrences = 1; $internal_option_name = "debug"; $option_name = "-d/--debug"; my ($valid_ref) = extract_option_value (\@opt_debug, \$max_occurrences, \$internal_option_name, \$option_name); $valid = ${ $valid_ref }; if ($valid) #------------------------------------------------------------------------------ # Set the appropriate debug size (e.g. "XL") in a table that is used in the # gp_message() subroutine. #------------------------------------------------------------------------------ { $g_debug = $TRUE; $ignore_value = set_debug_size (); } } #------------------------------------------------------------------------------ # The verbose option. #------------------------------------------------------------------------------ if (@opt_verbose) { $max_occurrences = 1; $internal_option_name = "verbose"; $option_name = "--verbose"; my ($valid_ref) = extract_option_value (\@opt_verbose, \$max_occurrences, \$internal_option_name, \$option_name); $valid = ${ $valid_ref }; if ($valid) { $g_verbose = $g_user_settings{"verbose"}{"current_value"} eq "on" ? $TRUE : $FALSE; } } #------------------------------------------------------------------------------ # The nowarnings option. #------------------------------------------------------------------------------ if (@opt_nowarnings) { $max_occurrences = 1; $internal_option_name = "nowarnings"; $option_name = "--nowarnings"; my ($valid_ref) = extract_option_value (\@opt_nowarnings, \$max_occurrences, \$internal_option_name, \$option_name); $valid = ${ $valid_ref }; if ($valid) { $g_warnings = $g_user_settings{"nowarnings"}{"current_value"} eq "on" ? $FALSE : $TRUE; } } #------------------------------------------------------------------------------ # The warnings option (deprecated). #------------------------------------------------------------------------------ if (@opt_warnings) { $max_occurrences = 1; $internal_option_name = "warnings"; $option_name = "--warnings"; my ($valid_ref) = extract_option_value (\@opt_warnings, \$max_occurrences, \$internal_option_name, \$option_name); } #------------------------------------------------------------------------------ # At this point, the debug, verbose, warnings and quiet settings are known. # This subroutine makes the final decision on these settings. For example, if # quiet mode has been specified, the settings for debug, verbose and warnings # are ignored. #------------------------------------------------------------------------------ $ignore_value = finalize_special_options (); #------------------------------------------------------------------------------ # A this point we know we can start printing messages in case verbose and/or # debug mode have been set. #------------------------------------------------------------------------------ $msg = "the original command line options: " . join (", ", @CopyOfARGV); gp_message ("debug", $subr_name, $msg); $msg = "the command line options after the special options: " . join (", ", @ARGV); gp_message ("debug", $subr_name, $msg); gp_message ("verbose", $subr_name, "Parsing the user options"); #------------------------------------------------------------------------------ # The output option. #------------------------------------------------------------------------------ if (@opt_output) { $max_occurrences = 1; $internal_option_name = "output"; $option_name = "-o/--output"; my ($valid_ref) = extract_option_value (\@opt_output, \$max_occurrences, \$internal_option_name, \$option_name); } #------------------------------------------------------------------------------ # The overwrite option. #------------------------------------------------------------------------------ if (@opt_overwrite) { $max_occurrences = 1; $internal_option_name = "overwrite"; $option_name = "-O/--overwrite"; my ($valid_ref) = extract_option_value (\@opt_overwrite, \$max_occurrences, \$internal_option_name, \$option_name); } #------------------------------------------------------------------------------ # The highlight-percentage option. #------------------------------------------------------------------------------ if (@opt_highlight_percentage) { $max_occurrences = 1; $internal_option_name = "highlight_percentage"; $option_name = "--highlight-percentage"; my ($valid_ref) = extract_option_value (\@opt_highlight_percentage, \$max_occurrences, \$internal_option_name, \$option_name); } #------------------------------------------------------------------------------ # The hp option (deprecated) #------------------------------------------------------------------------------ if (@opt_obsoleted_hp) { $max_occurrences = 1; $internal_option_name = "hp"; $option_name = "-hp"; my ($valid_ref) = extract_option_value (\@opt_obsoleted_hp, \$max_occurrences, \$internal_option_name, \$option_name); } #------------------------------------------------------------------------------ # By now, all options given on the command line have been processed and the # list with experiment directories is known. # # Process the remainder of ARGV, but other than the option generated by the # driver, ARGV should be empty. #------------------------------------------------------------------------------ $ignore_value = wrap_up_user_options (); # Temporarily disabled elsif (($arg eq "-fl") or ($arg eq "--func-limit")) # Temporarily disabled elsif (($arg eq "-ct") or ($arg eq "--calltree")) # Temporarily disabled elsif (($arg eq "-tp") or ($arg eq "--threshold-percentage")) # Temporarily disabled elsif (($arg eq "-dm") or ($arg eq "--default-metrics")) # Temporarily disabled elsif (($arg eq "-im") or ($arg eq "--ignore-metrics")) if (@exp_dir_list) #------------------------------------------------------------------------------ # Print the list of the experiment directories found. # # Note that later we also check for these directories to actually exist # and be valid experiments.. #------------------------------------------------------------------------------ { $found_exp_dir = $TRUE; $msg = "the following experiment directories will be used:"; gp_message ("debug", $subr_name, $msg); for my $i (keys @exp_dir_list) { my $msg = "exp_dir_list[$i] = $exp_dir_list[$i]"; gp_message ("debug", $subr_name, $msg); } } else #------------------------------------------------------------------------------ # Print a message if the experiment list is not valid, or empty. There will # also be error messages in the buffer. These will be printed later. #------------------------------------------------------------------------------ { $msg = "experiment directory name(s) are either not valid, or missing"; gp_message ("debug", $subr_name, $msg); } return (\$found_exp_dir, \@exp_dir_list); } #-- End of subroutine parse_and_check_user_options #------------------------------------------------------------------------------ # Parse the generated .dis files #------------------------------------------------------------------------------ sub parse_dis_files { my $subr_name = get_my_name (); my ($number_of_metrics_ref, $function_info_ref, $function_address_and_index_ref, $input_string_ref, $addressobj_index_ref) = @_; #------------------------------------------------------------------------------ # Note that $function_address_and_index_ref is not used, but we need to pass # in the address into generate_dis_html. #------------------------------------------------------------------------------ my $number_of_metrics = ${ $number_of_metrics_ref }; my @function_info = @{ $function_info_ref }; my $input_string = ${ $input_string_ref }; my %addressobj_index = %{ $addressobj_index_ref }; #------------------------------------------------------------------------------ # The regex section. #------------------------------------------------------------------------------ my $dis_filename_id_regex = 'file\.([0-9]+)\.dis'; my $filename; my $msg; my $outputdir = append_forward_slash ($input_string); my @source_line = (); my $source_line_ref; my @metric = (); my $metric_ref; my $target_function; gp_message ("debug", $subr_name, "building disassembly files"); gp_message ("debug", $subr_name, "outputdir = $outputdir"); while (glob ($outputdir.'*.dis')) { gp_message ("debug", $subr_name, "processing disassembly file: $_"); my $base_name = get_basename ($_); if ($base_name =~ /$dis_filename_id_regex/) { if (defined ($1)) { gp_message ("debug", $subr_name, "processing disassembly file: $base_name $1"); if (exists ($function_info[$1]{"routine"})) { $target_function = $function_info[$1]{"routine"}; gp_message ("debug", $subr_name, "processing disassembly file: $base_name target_function = $target_function"); } if (exists ($g_function_tag_id{$target_function})) { gp_message ("debug", $subr_name, "target_function = $target_function ftag = $g_function_tag_id{$target_function}"); } else { my $msg = "no function tag found for $target_function"; gp_message ("assertion", $subr_name, $msg); } } else { gp_message ("debug", $subr_name, "processing disassembly file: $base_name unknown id"); } } $filename = $_; gp_message ("verbose", $subr_name, " Processing disassembly file $filename"); ($source_line_ref, $metric_ref) = generate_dis_html ( \$target_function, \$number_of_metrics, $function_info_ref, $function_address_and_index_ref, \$outputdir, \$filename, \@source_line, \@metric, \%addressobj_index); @source_line = @{ $source_line_ref }; #------------------------------------------------------------------------------ # TBD. This part needs work. The return variables from generate_dis_html () # are not used, so the code below is meaningless, but awaiting a true fix, # the problem which appears on aarch64 is bypassed. #------------------------------------------------------------------------------ if (defined ($metric_ref)) { @metric = @{ $metric_ref }; } else { $msg = "metric_ref after generate_dis_html is undefined"; gp_message ("debug", $subr_name, $msg); } } return (0) } #-- End of subroutine parse_dis_files #------------------------------------------------------------------------------ # Parse the .src.txt files #------------------------------------------------------------------------------ sub parse_source_files { my $subr_name = get_my_name (); my ($number_of_metrics_ref, $function_info_ref, $outputdir_ref) = @_; my $number_of_metrics = ${ $number_of_metrics_ref }; my $outputdir = ${ $outputdir_ref }; my $ignore_value; my $outputdir_with_slash = append_forward_slash ($outputdir); gp_message ("verbose", $subr_name, "building source files"); while (glob ($outputdir_with_slash.'*.src.txt')) { gp_message ("verbose", $subr_name, " Processing source file: $_"); gp_message ("debug", $subr_name, "processing source file: $_"); my $found_target = process_source ( $number_of_metrics, $function_info_ref, $outputdir_with_slash, $_); if (not $found_target) { gp_message ("debug", $subr_name, "target function not found"); } } } #-- End of subroutine parse_source_files #------------------------------------------------------------------------------ # Routine to prepend \\ to selected symbols. #------------------------------------------------------------------------------ sub prepend_backslashes { my $subr_name = get_my_name (); my ($target_string) = @_; gp_message ("debug", $subr_name, "target_string on entry = $target_string"); $target_string =~ s/\(/\\\(/g; $target_string =~ s/\)/\\\)/g; $target_string =~ s/\+/\\\+/g; $target_string =~ s/\[/\\\[/g; $target_string =~ s/\]/\\\]/g; $target_string =~ s/\*/\\\*/g; $target_string =~ s/\./\\\./g; $target_string =~ s/\$/\\\$/g; $target_string =~ s/\^/\\\^/g; $target_string =~ s/\#/\\\#/g; gp_message ("debug", $subr_name, "target_string on return = $target_string"); return ($target_string); } #-- End of subroutine prepend_backslashes #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub preprocess_function_files { my $subr_name = get_my_name (); my ($metric_description_ref, $script_pc_metrics, $input_string, $sort_fields_ref) = @_; my $outputdir = append_forward_slash ($input_string); my @sort_fields = @{ $sort_fields_ref }; my $error_code; my $cmd_output; my $re; # TBD $outputdir .= "/"; my %metric_description = %{ $metric_description_ref }; for my $m (keys %metric_description) { gp_message ("debug", $subr_name, "metric_description{$m} = $metric_description{$m}"); } $re = name_regex ($metric_description_ref, $script_pc_metrics, "functions", $outputdir."functions.sort.func-PC"); ($error_code, $cmd_output) = execute_system_cmd ("echo '$re' > $outputdir"."functions.sort.func-PC.name-regex"); if ($error_code != 0 ) { gp_message ("abort", $subr_name, "execution terminated"); } for my $field (@sort_fields) { $re = name_regex ($metric_description_ref, $script_pc_metrics, $field, $outputdir."$field.sort.func-PC"); ($error_code, $cmd_output) = execute_system_cmd ("echo '$re' > $outputdir"."$field.sort.func-PC.name-regex"); if ($error_code != 0 ) { gp_message ("abort", $subr_name, "execution terminated"); } } $re = name_regex ($metric_description_ref, $script_pc_metrics, "calls", $outputdir."calls.sort.func-PC"); ($error_code, $cmd_output) = execute_system_cmd ("echo '$re' > $outputdir"."calls.sort.func-PC.name-regex"); if ($error_code != 0 ) { gp_message ("abort", $subr_name, "execution terminated"); } if ($g_user_settings{"calltree"}{"current_value"} eq "on") { $re = name_regex ($metric_description_ref, $script_pc_metrics, "calltree", $outputdir."calltree.sort.func-PC"); ($error_code, $cmd_output) = execute_system_cmd ("echo '$re' > $outputdir"."calltree.sort.func-PC.name-regex"); if ($error_code != 0 ) { gp_message ("abort", $subr_name, "execution terminated"); } } return (0); } #-- End of subroutine preprocess_function_files #------------------------------------------------------------------------------ # Print the original list with the command line options. #------------------------------------------------------------------------------ sub print_command_line_options { my ($identifier_ref) = @_; my $identifier = ${ $identifier_ref }; my $msg; $msg = "The command line options (shown for ease of reference): "; printf ("%-9s %s\n", $identifier, ucfirst ($msg)); $msg = join (", ", @CopyOfARGV); printf ("%-9s %s\n", $identifier, $msg); # printf ("%-9s\n", $identifier); return (0); } #-- End of subroutine print_command_line_options #------------------------------------------------------------------------------ # Print all the errors messages in the buffer. #------------------------------------------------------------------------------ sub print_errors_buffer { my $subr_name = get_my_name (); my ($identifier_ref) = @_; my $ignore_value; my $msg; my $plural_or_single; my $identifier = ${ $identifier_ref }; $plural_or_single = ($g_total_error_count > 1) ? "errors have" : "error has"; if (@g_warning_msgs and $g_warnings) #------------------------------------------------------------------------------ # Make sure that all warnings are printed in case of an error. This is to # avoid that warnings get lost in case the program terminates early. #------------------------------------------------------------------------------ { $ignore_value = print_warnings_buffer (); } if (not $g_options_printed) #------------------------------------------------------------------------------ # The options are printed as part of the warnings, so only if the warnings are # not printed, we need to print them in case of errors. #------------------------------------------------------------------------------ { $g_options_printed = $TRUE; $ignore_value = print_command_line_options (\$identifier); } $msg = "a total of " . $g_total_error_count; $msg .= " fatal " . $plural_or_single . " been detected:"; printf ("%-9s %s\n", $identifier, ucfirst ($msg)); for my $key (keys @g_error_msgs) { $msg = $g_error_msgs[$key]; printf ("%-11s %s\n", $identifier, ucfirst ($msg)); } return (0); } #-- End of subroutine print_errors_buffer #------------------------------------------------------------------------------ # Print the help overview #------------------------------------------------------------------------------ sub print_help_info { my $space = " "; printf("%s\n", "Usage: $driver_cmd [OPTION(S)] EXPERIMENT(S)"); printf("\n"); printf("%s\n", "Process one or more experiments to generate a directory containing the"); printf("%s\n", "index.html file that may be used to browse the experiment data."); printf("\n"); printf("%s\n", "Options:"); printf("\n"); #-------Marker line - do not go beyond this line ---------------------------- print_help_line ("--help", "Print usage information and exit."); #-------Marker line - do not go beyond this line ---------------------------- print_help_line ("--version", "Print the version number and exit."); #-------Marker line - do not go beyond this line ---------------------------- print_help_line ("--verbose", "Enable verbose mode to show diagnostic messages about the"); print_help_line ("", "processing of the data. By default verbose mode is disabled."); #-------Marker line - do not go beyond this line ---------------------------- print_help_line ("-d [<db-vol-size>], --debug[=<db-vol-size>]", "Control the printing of run time debug information to assist with"); print_help_line ("", "the troubleshooting, or further development of this tool."); print_help_line ("", "The <db-vol-size> parameter controls the output volume and is"); print_help_line ("", "one from the list {s | S | m | M | l | L | xl | XL}."); print_help_line ("", "If db-vol-size is not specified, a modest amount of information"); print_help_line ("", "is printed. This is equivalent to select size s, or S. The"); print_help_line ("", "volume of data goes up as the size increases. Note that"); print_help_line ("", "currently l/L is equivalent to xl/XL, but this is expected to"); print_help_line ("", "change in future updates. By default debug mode is disabled."); #-------Marker line - do not go beyond this line ---------------------------- print_help_line ("--highlight-percentage=<value>", "A percentage value in the interval [0,100] to select and color"); print_help_line ("", "code source lines, as well as instructions, that are within this"); print_help_line ("", "percentage of the maximum metric value(s). A value of zero"); print_help_line ("", "disables this feature. The default value is 90 (%)."); #-------Marker line - do not go beyond this line ---------------------------- print_help_line ("-o <dirname>, --output=<dirname>", "Use <dirname> as the directory name to store the results in."); print_help_line ("", "In absence of this option, the default name is display.<n>.html."); print_help_line ("", "This directory is created in the current directory. The number"); print_help_line ("", "<n> is the first positive integer number not in use in this"); print_help_line ("", "naming scheme. An existing directory with the same name is not"); print_help_line ("", "overwritten. Make sure that umask is set to the correct access"); print_help_line ("", "permissions."); #-------Marker line - do not go beyond this line -------------------------- print_help_line ("-O <dirname>, --overwrite=<dirname>", "Use <dirname> as the directory name to store the results in."); print_help_line ("", "In absence of this option, the default name is display.<n>.html."); print_help_line ("", "This directory is created in the current directory. The number"); print_help_line ("", "<n> is the first positive integer number not in use in this"); print_help_line ("", "naming scheme. An existing directory with the same name is"); print_help_line ("", "silently overwritten. Make sure that umask is set to the"); print_help_line ("", "correct access permissions."); #-------Marker line - do not go beyond this line -------------------------- print_help_line ("-q, --quiet", "Disable the display of all warning, debug, verbose and any"); print_help_line ("", "other messages. If enabled, the settings for verbose and debug"); print_help_line ("", "are accepted, but ignored. With this option, there is no screen"); print_help_line ("", "output, other than errors. By default quiet mode is disabled"); #-------Marker line - do not go beyond this line -------------------------- print_help_line ("--nowarnings", "Disable the printing of warning messages on stdout. By default"); print_help_line ("", "warning messages are printed."); #-------Marker line - do not go beyond this line -------------------------- printf("\n"); printf ("%s\n","Report bugs to <https://sourceware.org/bugzilla/>"); return (0); } #-- End of subroutine print_help_info #------------------------------------------------------------------------------ # Print a single line as part of the help output. # # If the first item is not the empty string, it is considered to be the # option. If the length of the option exceeds the limit set by $max_space, # it is printed by itself and the text is printed on the next line. Otherwise # the text follows the option. # # To assist with the development of the help text, we check if the total length # of the line exceeds the max numbers of columns (79 according to the GNU # coding standards). #------------------------------------------------------------------------------ sub print_help_line { my $subr_name = get_my_name (); my ($item, $help_text) = @_; my $length_item = length ($item); my $max_col = 79; my $max_space = 14; my $no_of_spaces; my $pad; my $space = " "; my $the_message; if ($length_item > $max_col) { printf ("Error: $item is $length_item long - exceeds $max_col\n"); exit (0); } elsif ( $length_item == 0 ) { $no_of_spaces = $max_space; $pad = ""; for my $i (1..$no_of_spaces) { $pad .= $space; } $the_message = $pad . $help_text; } else { if ($length_item < $max_space) { $no_of_spaces = $max_space - length ($item); $pad = ""; for my $i (1..$no_of_spaces) { $pad .= $space; } $the_message = $item . $pad . $help_text; } else { $pad = ""; for my $i (1..$max_space) { $pad .= $space; } printf("%s\n", $item); $the_message = $pad . $help_text; } } if (length ($the_message) <= $max_col) { printf ("%s\n", $the_message); } else { my $delta = length ($the_message) - $max_col; printf ("%s\n", "$the_message - exceeds $max_col by $delta"); exit (0); } return (0); } #-- End of subroutine print_help_line #------------------------------------------------------------------------------ # Print the meta data for each experiment directory. #------------------------------------------------------------------------------ sub print_meta_data_experiments { my $subr_name = get_my_name (); my ($mode) = @_; for my $exp (sort keys %g_exp_dir_meta_data) { for my $meta (sort keys %{$g_exp_dir_meta_data{$exp}}) { gp_message ($mode, $subr_name, "$exp => $meta = $g_exp_dir_meta_data{$exp}{$meta}"); } } return (0); } #-- End of subroutine print_meta_data_experiments #------------------------------------------------------------------------------ # Brute force subroutine that prints the contents of a structure with function # level information. This version is for a top level array structure, # followed by a hash. #------------------------------------------------------------------------------ sub print_metric_function_array { my $subr_name = get_my_name (); my ($metric, $struct_type_name, $target_structure_ref) = @_; my @target_structure = @{$target_structure_ref}; gp_message ("debugXL", $subr_name, "contents of structure ".$struct_type_name."{".$metric."}:"); for my $fields (sort keys @target_structure) { for my $elems (sort keys % {$target_structure[$fields]}) { my $msg = $struct_type_name."{$metric}[$fields]{$elems} = "; $msg .= $target_structure[$fields]{$elems}; gp_message ("debugXL", $subr_name, $msg); } } return (0); } #-- End of subroutine print_metric_function_array #------------------------------------------------------------------------------ # Brute force subroutine that prints the contents of a structure with function # level information. This version is for a top level hash structure. The # next level may be another hash, or an array. #------------------------------------------------------------------------------ sub print_metric_function_hash { my $subr_name = get_my_name (); my ($sub_struct_type, $metric, $struct_type_name, $target_structure_ref) = @_; my %target_structure = %{$target_structure_ref}; gp_message ("debugXL", $subr_name, "contents of structure ".$struct_type_name."{".$metric."}:"); for my $fields (sort keys %target_structure) { gp_message ("debugXL", $subr_name, "metric = $metric fields = $fields"); if ($sub_struct_type eq "hash_hash") { for my $elems (sort keys %{$target_structure{$fields}}) { my $txt = $struct_type_name."{$metric}{$fields}{$elems} = "; $txt .= $target_structure{$fields}{$elems}; gp_message ("debugXL", $subr_name, $txt); } } elsif ($sub_struct_type eq "hash_array") { my $values = ""; for my $elems (sort keys @{$target_structure{$fields}}) { $values .= "$target_structure{$fields}[$elems] "; } gp_message ("debugXL", $subr_name, $struct_type_name."{$metric}{$fields} = $values"); } else { my $msg = "sub-structure type '$sub_struct_type' is not supported"; gp_message ("assertion", $subr_name, $msg); } } return (0); } #-- End of subroutine print_metric_function_hash #------------------------------------------------------------------------------ # Print the opening message. #------------------------------------------------------------------------------ sub print_opening_message { my $subr_name = get_my_name (); #------------------------------------------------------------------------------ # Since the second argument is an array, we pass it in by reference. The # alternative is to make it the last argument. #------------------------------------------------------------------------------ my ($outputdir, $exp_dir_list_ref, $time_percentage_multiplier) = @_; my @exp_dir_list = @{$exp_dir_list_ref}; my $msg; my $no_of_dirs = scalar (@exp_dir_list); #------------------------------------------------------------------------------ # Build a comma separated list with all directory names. If there is only one # entry, the leading comma will not be inserted. #------------------------------------------------------------------------------ my $dir_list = join (", ", @exp_dir_list); #------------------------------------------------------------------------------ # If there are at least two entries, find the last comma and replace it by # " and". Note that we know there is at least one comma, so the value # returned by rindex () cannot be -1. #------------------------------------------------------------------------------ if ($no_of_dirs > 1) { my $last_comma = rindex ($dir_list, ","); my $ignore_value = substr ($dir_list, $last_comma, 1, " and"); } $msg = "start $tool_name, generating directory $outputdir from $dir_list"; gp_message ("verbose", $subr_name, $msg); if ($time_percentage_multiplier < 1.0) { $msg = "Handle at least "; } else { $msg = "Handle "; } $msg .= ($time_percentage_multiplier*100.0)."% of the time"; gp_message ("verbose", $subr_name, $msg); } #-- End of subroutine print_opening_message #------------------------------------------------------------------------------ # TBD. #------------------------------------------------------------------------------ sub print_program_header { my $subr_name = get_my_name (); my ($mode, $tool_name, $binutils_version) = @_; my $header_limit = 60; my $dashes = "-"; #------------------------------------------------------------------------------ # Generate the dashed line #------------------------------------------------------------------------------ for (2 .. $header_limit) { $dashes .= "-"; } gp_message ($mode, $subr_name, $dashes); gp_message ($mode, $subr_name, "Tool name: $tool_name"); gp_message ($mode, $subr_name, "Version : $binutils_version"); gp_message ($mode, $subr_name, "Date : " . localtime ()); gp_message ($mode, $subr_name, $dashes); } #-- End of subroutine print_program_header #------------------------------------------------------------------------------ # Print a comment string, followed by the values of the options. The list # with the keywords is sorted alphabetically. # # The value stored in $mode is passed on to gp_message (). The intended use # for this is to call this function in verbose and/or debug mode. # # The comment string is converted to uppercase. # # In case the length of the comment exceeds the length of the dashed line, # the comment line is allowed to stick out to the right. # # If the length of the comment is less than the dashed line, it is centered # relative to the # length of the dashed line. # If the length of the comment and this line do not divide, an extra space is # added to the left of the comment. # # For example, if the comment is 55 long, there are 5 spaces to be distributed. # There will be 3 spaces, followed by the comment. #------------------------------------------------------------------------------ sub print_table_user_settings { my $subr_name = get_my_name (); my ($mode, $comment) = @_; my $data_type; my $debug_size_value = $g_user_settings{"debug"}{"current_value"}; my $db_size; my $defined; my $keyword; my $leftover; my $padding; my $user_option; my $value; my $HEADER_LIMIT = 79; my $header = sprintf ("%-20s %-22s %8s %s", "keyword", "option", "user set", "internal value"); #------------------------------------------------------------------------------ # Generate the dashed line #------------------------------------------------------------------------------ my $dashes = "-"; for (2 .. $HEADER_LIMIT) { $dashes .= "-"; } #------------------------------------------------------------------------------ # Determine the padding needed to the left of the comment. #------------------------------------------------------------------------------ my $length_comment = length ($comment); $leftover = $length_comment%2; if ($length_comment <= ($HEADER_LIMIT-2)) { $padding = ($HEADER_LIMIT - $length_comment + $leftover)/2; } else { $padding = 0; } #------------------------------------------------------------------------------ # Generate the first blank part of the line. #------------------------------------------------------------------------------ my $blank_line = ""; for (1 .. $padding) { $blank_line .= " "; } #------------------------------------------------------------------------------ # Add the comment line with the first letter in uppercase. #------------------------------------------------------------------------------ my $final_comment = $blank_line.ucfirst ($comment); gp_message ($mode, $subr_name, $dashes); gp_message ($mode, $subr_name, $final_comment); gp_message ($mode, $subr_name, $dashes); gp_message ($mode, $subr_name, $header); gp_message ($mode, $subr_name, $dashes); #------------------------------------------------------------------------------ # Print a line for each option. The list is sorted alphabetically. #------------------------------------------------------------------------------ for my $key (sort keys %g_user_settings) { $keyword = $key; $user_option = $g_user_settings{$key}{"option"}; $defined = ($g_user_settings{$key}{"defined"} ? "set" : "not set"); $data_type = $g_user_settings{$key}{"data_type"}; if (defined ($g_user_settings{$key}{"current_value"})) { $value = $g_user_settings{$key}{"current_value"}; if ($data_type eq "boolean") { $value = $value ? "on" : "off"; } #------------------------------------------------------------------------------ # In case of the debug option, we add the "(size)" string to remind the user # that this is the size. #------------------------------------------------------------------------------ if ($key eq "debug") { $db_size = ($debug_size_value eq "on") ? "s" : $debug_size_value; $value = $db_size . " (size)"; } } else { $value = "undefined"; } my $print_line = sprintf ("%-20s %-22s %8s %s", $keyword, $user_option, $defined, $value); gp_message ($mode, $subr_name, $print_line); } } #-- End of subroutine print_table_user_settings #------------------------------------------------------------------------------ # Dump the contents of nested hash "g_user_settings". Some simple formatting # is applied to make it easier to distinguish the various values. #------------------------------------------------------------------------------ sub print_user_settings { my $subr_name = get_my_name (); my ($mode, $comment) = @_; my $keyword_value_pair; gp_message ($mode, $subr_name, $comment); for my $key (keys %g_user_settings) { my $print_line = sprintf ("%-20s =>", $key); for my $fields (sort keys %{ $g_user_settings{$key} }) { if (defined ($g_user_settings{$key}{$fields})) { $keyword_value_pair = $fields." = ".$g_user_settings{$key}{$fields}; } else { $keyword_value_pair = $fields." = ". "undefined"; } $print_line = join (" ", $print_line, $keyword_value_pair); } gp_message ($mode, $subr_name, $print_line); } } #-- End of subroutine print_user_settings #------------------------------------------------------------------------------ # Print the version number and license information. #------------------------------------------------------------------------------ sub print_version_info { print "$version_info\n"; print "Copyright (C) 2023 Free Software Foundation, Inc.\n"; print "License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.\n"; print "This is free software: you are free to change and redistribute it.\n"; print "There is NO WARRANTY, to the extent permitted by law.\n"; return (0); } #-- End of subroutine print_version_info #------------------------------------------------------------------------------ # Dump all the warning messages in the buffer. #------------------------------------------------------------------------------ sub print_warnings_buffer { my $subr_name = get_my_name (); my $ignore_value; my $msg; if (not $g_options_printed) #------------------------------------------------------------------------------ # Only if the options have not yet been printed, print them. #------------------------------------------------------------------------------ { $g_options_printed = $TRUE; $ignore_value = print_command_line_options (\$g_warn_keyword); } for my $i (keys @g_warning_msgs) { $msg = $g_warning_msgs[$i]; if ($msg =~ /^$g_html_new_line/) { $msg =~ s/$g_html_new_line//; printf ("%-9s\n", $g_warn_keyword); } printf ("%-9s %s\n", $g_warn_keyword, ucfirst ($msg)); } return (0); } #-- End of subroutine print_warnings_buffer #------------------------------------------------------------------------------ # Process the call tree input data and generate HTML output. #------------------------------------------------------------------------------ sub process_calltree { my $subr_name = get_my_name (); my ($function_info_ref, $function_address_info_ref, $addressobjtextm_ref, $input_string) = @_; my @function_info = @{ $function_info_ref }; my %function_address_info = %{ $function_address_info_ref }; my %addressobjtextm = %{ $addressobjtextm_ref }; my $outputdir = append_forward_slash ($input_string); my @call_tree_data = (); my $LANG = $g_locale_settings{"LANG"}; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my $infile = $outputdir . "calltree"; my $outfile = $outputdir . "calltree.html"; open (CALL_TREE_IN, "<", $infile) or die ("Not able to open calltree file $infile for reading - '$!'"); gp_message ("debug", $subr_name, "opened file $infile for reading"); open (CALL_TREE_OUT, ">", $outfile) or die ("Not able to open $outfile for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $outfile for writing"); gp_message ("debug", $subr_name, "building calltree file $outfile"); #------------------------------------------------------------------------------ # The directory name is potentially used below, but since it is a constant, # we get it here and only once. #------------------------------------------------------------------------------ # my ($ignore_file_name, $directory_name, $ignore_suffix) = fileparse ($infile,""); # gp_message ("debug", $subr_name, "directory_name = $directory_name"); #------------------------------------------------------------------------------ # Generate some of the structures used in the HTML output. #------------------------------------------------------------------------------ my $file_title = "Call Tree overview"; my $html_header = ${ create_html_header (\$file_title) }; my $html_home_right = ${ generate_home_link ("right") }; my $page_title = "Call Tree View"; my $size_text = "h2"; my $position_text = "center"; my $html_title_header = ${ generate_a_header ( \$page_title, \$size_text, \$position_text) }; #------------------------------------------------------------------------------ # Get the acknowledgement, return to main link, and final html statements. #------------------------------------------------------------------------------ my $html_home_left = ${ generate_home_link ("left") }; my $html_acknowledgement = ${ create_html_credits () }; my $html_end = ${ terminate_html_document () }; #------------------------------------------------------------------------------ # Read all of the file into array with the name call_tree_data. #------------------------------------------------------------------------------ chomp (@call_tree_data = <CALL_TREE_IN>); close (CALL_TREE_IN); #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Process the data here and generate the HTML lines. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Print the top part of the HTML file. #------------------------------------------------------------------------------ print CALL_TREE_OUT $html_header; print CALL_TREE_OUT $html_home_right; print CALL_TREE_OUT $html_title_header; #------------------------------------------------------------------------------ # Print the generated HTML structures here. #------------------------------------------------------------------------------ ## print CALL_TREE_OUT "$_" for @whatever; ## print CALL_TREE_OUT "<pre>\n"; ## print CALL_TREE_OUT "$_\n" for @whatever2; ## print CALL_TREE_OUT "</pre>\n"; #------------------------------------------------------------------------------ # Print the last part of the HTML file. #------------------------------------------------------------------------------ print CALL_TREE_OUT $html_home_left; print CALL_TREE_OUT "<br>\n"; print CALL_TREE_OUT $html_acknowledgement; print CALL_TREE_OUT $html_end; close (CALL_TREE_OUT); return (0); } #-- End of subroutine process_calltree #------------------------------------------------------------------------------ # Process the generated experiment info file(s). #------------------------------------------------------------------------------ sub process_experiment_info { my $subr_name = get_my_name (); my ($experiment_data_ref) = @_; my @exp_info; my @experiment_data = @{ $experiment_data_ref }; my $exp_id; my $exp_name; my $exp_data_file; my $input_line; my $target_cmd; my $hostname ; my $OS; my $page_size; my $architecture; my $start_date; my $end_experiment; my $data_collection_duration; my $total_thread_time; my $user_cpu_time; my $user_cpu_percentage; my $system_cpu_time; my $system_cpu_percentage; my $sleep_time; my $sleep_percentage; #------------------------------------------------------------------------------ # Define the regular expressions used to capture the info. #------------------------------------------------------------------------------ # Target command (64-bit): './../bindir/mxv-pthreads.exe -m 3000 -n 2000 -t 2' my $target_cmd_regex = '\s*Target command\s+(\(.+\)):\s+\'(.+)\''; # Host `ruudvan-vm-haswell-2-20210609', OS `Linux 5.4.17-2102.202.5.el8uek.x86_64', page size 4096, architecture `x86_64' my $host_system_regex = '\s*Host\s+\`(.+)\',\s+OS\s+\`(.+)\',\s+page size\s+(\d+),\s+architecture\s+\`(.+)\''; # Experiment started Mon Aug 30 13:03:20 2021 my $start_date_regex = '\s*Experiment started\s+(.+)'; # Experiment Ended: 1.812441219 my $end_experiment_regex = '\s*Experiment Ended:\s+(.+)'; # Data Collection Duration: 1.812441219 my $data_collection_duration_regex = '\s*Data Collection Duration:\s+(.+)'; # Total Thread Time (sec.): 1.812 my $total_thread_time_regex = '\s*Total Thread Time (sec.):\s+(.+)'; # User CPU: 1.685 ( 95.0%) my $user_cpu_regex = '\s*User CPU:\s+(.+)\s+\(\s*(.+)\)'; # System CPU: 0.088 ( 5.0%) my $system_cpu_regex = '\s*System CPU:\s+(.+)\s+\(\s*(.+)\)'; # Sleep: 0. ( 0. %) my $sleep_regex = '\s*Sleep:\s+(.+)\s+\(\s*(.+)\)'; #------------------------------------------------------------------------------ # Scan the experiment data and select the info of interest. #------------------------------------------------------------------------------ for my $i (sort keys @experiment_data) { $exp_id = $experiment_data[$i]{"exp_id"}; $exp_name = $experiment_data[$i]{"exp_name_full"}; $exp_data_file = $experiment_data[$i]{"exp_data_file"}; my $msg = "exp_id = $exp_id name = $exp_name file = $exp_data_file"; gp_message ("debug", $subr_name, $msg); open (EXPERIMENT_INFO, "<", $exp_data_file) or die ("$subr_name - unable to open file $exp_data_file for reading '$!'"); gp_message ("debug", $subr_name, "opened file $exp_data_file for reading"); chomp (@exp_info = <EXPERIMENT_INFO>); #------------------------------------------------------------------------------ # Process the info for the current experiment. #------------------------------------------------------------------------------ for my $line (0 .. $#exp_info) { $input_line = $exp_info[$line]; my $msg = "exp_id = $exp_id: input_line = $input_line"; gp_message ("debugM", $subr_name, $msg); if ($input_line =~ /$target_cmd_regex/) { $target_cmd = $2; gp_message ("debugM", $subr_name, "$exp_id => $target_cmd"); $experiment_data[$i]{"target_cmd"} = $target_cmd; } elsif ($input_line =~ /$host_system_regex/) { $hostname = $1; $OS = $2; $page_size = $3; $architecture = $4; gp_message ("debugM", $subr_name, "$exp_id => $hostname $OS $page_size $architecture"); $experiment_data[$i]{"hostname"} = $hostname; $experiment_data[$i]{"OS"} = $OS; $experiment_data[$i]{"page_size"} = $page_size; $experiment_data[$i]{"architecture"} = $architecture; } elsif ($input_line =~ /$start_date_regex/) { $start_date = $1; gp_message ("debugM", $subr_name, "$exp_id => $start_date"); $experiment_data[$i]{"start_date"} = $start_date; } elsif ($input_line =~ /$end_experiment_regex/) { $end_experiment = $1; gp_message ("debugM", $subr_name, "$exp_id => $end_experiment"); $experiment_data[$i]{"end_experiment"} = $end_experiment; } elsif ($input_line =~ /$data_collection_duration_regex/) { $data_collection_duration = $1; gp_message ("debugM", $subr_name, "$exp_id => $data_collection_duration"); $experiment_data[$i]{"data_collection_duration"} = $data_collection_duration; } #------------------------------------------------------------------------------ # Start Label: Total # End Label: Total # Start Time (sec.): 0.000 # End Time (sec.): 1.812 # Duration (sec.): 1.812 # Total Thread Time (sec.): 1.812 # Average number of Threads: 1.000 # # Process Times (sec.): # User CPU: 1.666 ( 91.9%) # System CPU: 0.090 ( 5.0%) # Trap CPU: 0. ( 0. %) # User Lock: 0. ( 0. %) # Data Page Fault: 0. ( 0. %) # Text Page Fault: 0. ( 0. %) # Kernel Page Fault: 0. ( 0. %) # Stopped: 0. ( 0. %) # Wait CPU: 0. ( 0. %) # Sleep: 0.056 ( 3.1%) #------------------------------------------------------------------------------ elsif ($input_line =~ /$total_thread_time_regex/) { $total_thread_time = $1; gp_message ("debugM", $subr_name, "$exp_id => $total_thread_time"); $experiment_data[$i]{"total_thread_time"} = $total_thread_time; } elsif ($input_line =~ /$user_cpu_regex/) { $user_cpu_time = $1; $user_cpu_percentage = $2; gp_message ("debugM", $subr_name, "$exp_id => $user_cpu_time $user_cpu_percentage"); $experiment_data[$i]{"user_cpu_time"} = $user_cpu_time . " (" . $user_cpu_percentage . ")"; $experiment_data[$i]{"user_cpu_percentage"} = $user_cpu_percentage; } elsif ($input_line =~ /$system_cpu_regex/) { $system_cpu_time = $1; $system_cpu_percentage = $2; gp_message ("debugM", $subr_name, "$exp_id => $system_cpu_time $system_cpu_percentage"); $experiment_data[$i]{"system_cpu_time"} = $system_cpu_time . " (" . $system_cpu_percentage . ")"; $experiment_data[$i]{"system_cpu_percentage"} = $system_cpu_percentage; } elsif ($input_line =~ /$sleep_regex/) { $sleep_time = $1; $sleep_percentage = $2; $experiment_data[$i]{"sleep_time"} = $sleep_time . " (" . $sleep_percentage . ")"; $experiment_data[$i]{"sleep_percentage"} = $sleep_percentage; my $msg = "exp_id = $exp_id => sleep_time = $sleep_time " . "sleep_percentage = $sleep_percentage"; gp_message ("debugM", $subr_name, $msg); } } } for my $keys (0 .. $#experiment_data) { for my $fields (sort keys %{ $experiment_data[$keys] }) { my $msg = "experiment_data[$keys]{$fields} = " . $experiment_data[$keys]{$fields}; gp_message ("debugM", $subr_name, $msg); } } return (\@experiment_data); } #-- End of subroutine process_experiment_info #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub process_function_files { my $subr_name = get_my_name (); my ($exp_dir_list_ref, $executable_name, $time_percentage_multiplier, $summary_metrics, $process_all_functions, $elf_loadobjects_found, $outputdir, $sort_fields_ref, $function_info_ref, $function_address_and_index_ref, $LINUX_vDSO_ref, $metric_description_ref, $elf_arch, $base_va_executable, $ARCHIVES_MAP_NAME, $ARCHIVES_MAP_VADDR, $elf_rats_ref) = @_; my $old_fsummary; my $total_attributed_time; my $current_attributed_time; my $value; my @exp_dir_list = @{ $exp_dir_list_ref }; my @function_info = @{ $function_info_ref }; my %function_address_and_index = %{ $function_address_and_index_ref }; my @sort_fields = @{ $sort_fields_ref }; my %metric_description = %{ $metric_description_ref }; my %elf_rats = %{ $elf_rats_ref }; #------------------------------------------------------------------------------ # The regex section. # # TBD: Remove the part regarding clones. Legacy. #------------------------------------------------------------------------------ my $find_clone_regex = '^(.*)(\s+--\s+cloned\s+version\s+\[)([^]]+)(\])'; my $remove_number_regex = '^\d+:'; my $replace_quote_regex = '"/\"'; my %addressobj_index = (); my %function_address_info = (); my $function_address_info_ref; $outputdir = append_forward_slash ($outputdir); my %functions_per_metric_indexes = (); my $functions_per_metric_indexes_ref; my %functions_per_metric_first_index = (); my $functions_per_metric_first_index_ref; my %routine_list = (); my %handled_routines = (); #------------------------------------------------------------------------------ # TBD: Name cleanup needed. #------------------------------------------------------------------------------ my $number_of_metrics; my $expr_name; my $routine; my $tmp; my $loadobj; my $PCA; my $address_field; my $limit_txt; my $n_metrics_text; my $disfile; my $srcfile; my $RIN; my $gp_listings_cmd; my $gp_display_text_cmd; my $ignore_value; my $result_file = $outputdir . "gp-listings.out"; my $gp_error_file = $outputdir . "gp-listings.err"; my $convert_to_dot = $g_locale_settings{"convert_to_dot"}; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my $length_of_string = length ($outputdir); $expr_name = join (" ", @exp_dir_list); gp_message ("debug", $subr_name, "expr_name = $expr_name"); #------------------------------------------------------------------------------ # Loop over the files in $outputdir. #------------------------------------------------------------------------------ while (glob ($outputdir.'*.sort.func-PC')) { my $metric; my $infile; my $ignore_value; my $suffix_not_used; $infile = $_; ($metric, $ignore_value, $suffix_not_used) = fileparse ($infile, ".sort.func-PC"); gp_message ("debugXL", $subr_name, "suffix_not_used = $suffix_not_used"); gp_message ("debugXL", $subr_name, "func-PC->$infile<- metric->$metric<-"); # Function_info creates the functions files from the PC ones # as well as culling PC and metric information ($function_address_info_ref, $functions_per_metric_first_index_ref, $functions_per_metric_indexes_ref) = function_info ( $outputdir, $infile, $metric, $LINUX_vDSO_ref); @{$function_address_info{$metric}} = @{$function_address_info_ref}; %{$functions_per_metric_indexes{$metric}} = %{$functions_per_metric_indexes_ref}; %{$functions_per_metric_first_index{$metric}} = %{$functions_per_metric_first_index_ref}; $ignore_value = print_metric_function_array ($metric, "function_address_info", \@{$function_address_info{$metric}}); $ignore_value = print_metric_function_hash ("hash_hash", $metric, "functions_per_metric_first_index", \%{$functions_per_metric_first_index{$metric}}); $ignore_value = print_metric_function_hash ("hash_array", $metric, "functions_per_metric_indexes", \%{$functions_per_metric_indexes{$metric}}); } #------------------------------------------------------------------------------ # Get header info for use in post processing er_html output #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "get_hdr_info section"); get_hdr_info ($outputdir, $outputdir."functions.sort.func"); for my $field (@sort_fields) { get_hdr_info ($outputdir, $outputdir."$field.sort.func"); } #------------------------------------------------------------------------------ # Caller-callee #------------------------------------------------------------------------------ get_hdr_info ($outputdir, $outputdir."calls.sort.func"); #------------------------------------------------------------------------------ # Calltree #------------------------------------------------------------------------------ if ($g_user_settings{"calltree"}{"current_value"} eq "on") { get_hdr_info ($outputdir, $outputdir."calltree.sort.func"); } gp_message ("debug", $subr_name, "process functions"); my $scriptfile = $outputdir.'gp-script'; my $script_metrics = "$summary_metrics"; my $func_limit = $g_user_settings{"func_limit"}{"current_value"}; open (SCRIPT, ">", $scriptfile) or die ("Unable to create script file $scriptfile - '$!'"); gp_message ("debug", $subr_name, "opened script file $scriptfile for writing"); print SCRIPT "# limit $func_limit\n"; print SCRIPT "limit $func_limit\n"; print SCRIPT "# thread_select all\n"; print SCRIPT "thread_select all\n"; print SCRIPT "# metrics $script_metrics\n"; print SCRIPT "metrics $script_metrics\n"; for my $metric (@sort_fields) { gp_message ("debug", $subr_name, "handling $metric->$metric_description{$metric}"); $total_attributed_time = 0; $current_attributed_time = 0; $value = $function_address_info{$metric}[0]{"metric_value"}; # <Total> if ($convert_to_dot) { $value =~ s/$decimal_separator/\./; } $total_attributed_time = $value; #------------------------------------------------------------------------------ # start at 1 - skipping <Total> #------------------------------------------------------------------------------ for my $INDEX (1 .. $#{$function_address_info{$metric}}) { #------------------------------------------------------------------------------ #Looking to handle at least 99% of the time - or what the user asked for #------------------------------------------------------------------------------ $value = $function_address_info{$metric}[$INDEX]{"metric_value"}; $routine = $function_address_info{$metric}[$INDEX]{"routine"}; gp_message ("debugXL", $subr_name, " total $total_attributed_time current $current_attributed_time"); gp_message ("debugXL", $subr_name, " (found routine $routine : value $value)"); if ($convert_to_dot) { $value =~ s/$decimal_separator/\./; } if ( ($value > $total_attributed_time*(1-$time_percentage_multiplier)) or ( ($total_attributed_time == 0) and ($value>0) ) or $process_all_functions) { $PCA = $function_address_info{$metric}[$INDEX]{"PC Address"}; if (not exists ($functions_per_metric_first_index{$metric}{$routine}{$PCA})) { gp_message ("debugXL", $subr_name, "not exists: functions_per_metric_first_index{$metric}{$routine}{$PCA}"); } if (not exists ($function_address_and_index{$routine}{$PCA})) { gp_message ("debugXL", $subr_name, "not exists: function_address_and_index{$routine}{$PCA}"); } if (exists ($functions_per_metric_first_index{$metric}{$routine}{$PCA}) and exists ($function_address_and_index{$routine}{$PCA})) { #------------------------------------------------------------------------------ # handled_routines now contains $RI from "first_metric" (?) #------------------------------------------------------------------------------ $handled_routines{$function_address_and_index{$routine}{$PCA}} = 1; my $description = ${ retrieve_metric_description (\$metric, \%metric_description) }; if ($metric_description{$metric} =~ /Exclusive Total CPU Time/) { $routine_list{$routine} = 1 } gp_message ("debugXL", $subr_name, " $routine is candidate"); } else { die ("internal error for metric $metric and routine $routine"); } $current_attributed_time += $value; } } } #------------------------------------------------------------------------------ # Sort numerically in ascending order. #------------------------------------------------------------------------------ for my $routine_index (sort {$a <=> $b} keys %handled_routines) { $routine = $function_info[$routine_index]{"routine"}; gp_message ("debugXL", $subr_name, "routine_index = $routine_index routine = $routine"); next unless $routine_list{$routine}; # not used $source = $function_info[$routine_index]{"Source File"}; $function_info[$routine_index]{"srcline"} = ""; $address_field = $function_info[$routine_index]{"addressobjtext"}; #------------------------------------------------------------------------------ # Strip the internal number from the address field. #------------------------------------------------------------------------------ $address_field =~ s/$remove_number_regex//; ## $disfile = "file\.$routine_index\.dis"; $disfile = "file." . $routine_index . "." . $g_html_base_file_name{"disassembly"}; $srcfile = ""; $srcfile = "file\.$routine_index\.src.txt"; #------------------------------------------------------------------------------ # If the file is unknown, we can disassemble anyway and add disassembly # to the script. #------------------------------------------------------------------------------ print SCRIPT "# outfile $outputdir"."$disfile\n"; print SCRIPT "outfile $outputdir"."$disfile\n"; #------------------------------------------------------------------------------ # TBD: Legacy. Not sure why this is needed, but it won't harm things. I hope. #------------------------------------------------------------------------------ $tmp = $routine; $tmp =~ s/$replace_quote_regex//g; print SCRIPT "# disasm \"$tmp\" $address_field\n"; #------------------------------------------------------------------------------ ## TBD: adding the address is not supported. Need to find a way to figure ## out the ID of the function. ## print SCRIPT "disasm \"$tmp\" $address_field\n"; ## print SCRIPT "source \"$tmp\" $address_field\n"; #------------------------------------------------------------------------------ print SCRIPT "disasm \"$tmp\"\n"; if ($srcfile=~/file/) { print SCRIPT "# outfile $outputdir"."$srcfile\n"; print SCRIPT "outfile $outputdir"."$srcfile\n"; print SCRIPT "# source \"$tmp\" $address_field\n"; print SCRIPT "source \"$tmp\"\n"; } if ($routine =~ /$find_clone_regex/) { my ($clone_routine) = $1.$2.$3.$4; my ($clone) = $3; } } close SCRIPT; #------------------------------------------------------------------------------ # Remember the number of handled routines depends on the limit setting passed # to er_print together with the sorting order on the metrics, which usually results # in different routines at the top. Thus $RIN below can be greater than the limit. #------------------------------------------------------------------------------ $RIN = scalar (keys %handled_routines); if (!$func_limit) { $limit_txt = "unlimited"; } else { $limit_txt = $func_limit - 1; } $number_of_metrics = scalar (@sort_fields); $n_metrics_text = ($number_of_metrics == 1) ? "metric" : "metrics"; gp_message ("debugXL", $subr_name, "built function list with $RIN functions"); gp_message ("debugXL", $subr_name, "$number_of_metrics $n_metrics_text and a function limit of $limit_txt"); # add ELF program header offset for my $routine_index (sort {$a <=> $b} keys %handled_routines) { $routine = $function_info[$routine_index]{"routine"}; $loadobj = $function_info[$routine_index]{"Load Object"}; gp_message ("debugXL", $subr_name, "routine = $routine loadobj = $loadobj elf_arch = $elf_arch"); if ($loadobj ne '') { # <Truncated-stack> is associated with <Total>. Its load object is <Total> if ($loadobj eq "<Total>") { next; } # Have seen a routine called <Unknown>. Its load object is <Unknown> if ($loadobj eq "<Unknown>") { next; } ############################################################################### ## RUUD: The new approach gives a different result. Investigate this. # # Turns out the new code improves the result. The addresses are now correct # and as a result, more ftag's are created later on. ############################################################################### gp_message ("debugXL", $subr_name, "before function_info[$routine_index]{addressobj} = $function_info[$routine_index]{'addressobj'}"); $function_info[$routine_index]{"addressobj"} += bigint::hex ( determine_base_va_address ( $executable_name, $base_va_executable, $loadobj, $routine)); $addressobj_index{$function_info[$routine_index]{"addressobj"}} = $routine_index; gp_message ("debugXL", $subr_name, "after function_info[$routine_index]{addressobj} = $function_info[$routine_index]{'addressobj'}"); gp_message ("debugXL", $subr_name, "after addressobj_index{function_info[$routine_index]{addressobj}} = $addressobj_index{$function_info[$routine_index]{'addressobj'}}"); } } #------------------------------------------------------------------------------ # Get the disassembly and source code output. #------------------------------------------------------------------------------ $gp_listings_cmd = "$GP_DISPLAY_TEXT -limit $func_limit -viewmode machine " . "-compare off -script $scriptfile $expr_name"; $gp_display_text_cmd = "$gp_listings_cmd 1> $result_file 2>> $gp_error_file"; gp_message ("debugXL", $subr_name,"gp_display_text_cmd = $gp_display_text_cmd"); gp_message ("debug", $subr_name, "calling $GP_DISPLAY_TEXT to produce disassembly and source code output"); my ($error_code, $cmd_output) = execute_system_cmd ($gp_display_text_cmd); if ($error_code != 0) { $ignore_value = msg_display_text_failure ($gp_display_text_cmd, $error_code, $gp_error_file); gp_message ("abort", $subr_name, "execution terminated"); } return (\@function_info, \%function_address_info, \%addressobj_index); } #-- End of subroutine process_function_files #------------------------------------------------------------------------------ # Process the information found in the function overview file passed in. # # Example input: # # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Functions sorted by metric: Exclusive Total CPU Time # # PC Addr. Name Excl. Excl. CPU Excl. Excl. Excl. Excl. # Total Cycles Instructions Last-Level IPC CPI # CPU sec. sec. Executed Cache Misses # 1:0x00000000 <Total> 3.713 4.256 15396819712 27727992 1.577 0.634 # 2:0x000021ae mxv_core 3.532 4.116 14500538992 27527781 1.536 0.651 # 2:0x00001f7b init_data 0.070 0.084 64020034 200211 0.333 3.000 #------------------------------------------------------------------------------ sub process_function_overview { my $subr_name = get_my_name (); my ($metric_ref, $exp_type_ref, $summary_metrics_ref, $number_of_metrics_ref, $function_info_ref, $function_view_structure_ref, $overview_file_ref) = @_; my $metric = ${ $metric_ref }; my $exp_type = ${ $exp_type_ref }; my $summary_metrics = ${ $summary_metrics_ref }; my $number_of_metrics = ${ $number_of_metrics_ref }; my @function_info = @{ $function_info_ref }; my %function_view_structure = %{ $function_view_structure_ref }; my $overview_file = ${ $overview_file_ref }; my $all_metrics; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my $length_of_block; my $elements_in_name; my $full_hex_address; my $header_line; my $hex_address; my $html_line; my $input_line; my $marker; my $name_regex; my $no_of_fields; my $metrics_length; my $missing_digits; my $msg; my $remaining_part_header; my $routine; my $routine_length; my $scan_header = $FALSE; my $scan_function_data = $FALSE; my $string_length; my $total_header_lines; my @address_field = (); my @fields = (); my @function_data = (); my @function_names = (); my @function_view_array = (); my @function_view_modified = (); my @header_lines = (); my @metrics_part = (); my @metric_values = (); #------------------------------------------------------------------------------ # The regex section. #------------------------------------------------------------------------------ my $header_name_regex = '(.*\.)(\s+)(Name)\s+(.*)'; my $total_marker_regex = '\s*(\d+:0x[a-fA-F0-9]+)\s+(<Total>)\s+(.*)'; my $empty_line_regex = '^\s*$'; my $catch_all_regex = '\s*(.*)'; my $get_hex_address_regex = '(\d+):0x(\S+)'; my $get_addr_offset_regex = '^@\d+:'; my $zero_dot_at_end_regex = '[\w0-9' . $decimal_separator . ']*(0' . $decimal_separator . '$)'; my $backward_slash_regex = '\/'; $msg = "enter subroutine " . $subr_name; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ if (is_file_empty ($overview_file)) { gp_message ("assertion", $subr_name, "file $overview_file is empty"); } open (FUNC_OVERVIEW, "<", $overview_file) or die ("$subr_name - unable to open file $overview_file for reading '$!'"); gp_message ("debug", $subr_name, "opened file $overview_file for reading"); gp_message ("debug", $subr_name, "processing file for exp_type = $exp_type"); gp_message ("debugM", $subr_name, "header_name_regex = $header_name_regex"); gp_message ("debugM", $subr_name, "total_marker_regex = $total_marker_regex"); gp_message ("debugM", $subr_name, "empty_line_regex = $empty_line_regex"); gp_message ("debugM", $subr_name, "catch_all_regex = $catch_all_regex"); gp_message ("debugM", $subr_name, "get_hex_address_regex = $get_hex_address_regex"); gp_message ("debugM", $subr_name, "get_addr_offset_regex = $get_addr_offset_regex"); gp_message ("debugM", $subr_name, "zero_dot_at_end_regex = $zero_dot_at_end_regex"); gp_message ("debugM", $subr_name, "backward_slash_regex = $backward_slash_regex"); #------------------------------------------------------------------------------ # Read the input file into memory. #------------------------------------------------------------------------------ chomp (@function_data = <FUNC_OVERVIEW>); gp_message ("debug", $subr_name, "read all of file $overview_file into memory"); #------------------------------------------------------------------------------ # Remove a legacy redundant string, if any. #------------------------------------------------------------------------------ @function_data = @{ remove_redundant_string (\@function_data)}; #------------------------------------------------------------------------------ # Parse the function view info and store the data. #------------------------------------------------------------------------------ my $max_header_length = 0; my $max_metrics_length = 0; #------------------------------------------------------------------------------ # Loop over all the lines. Extract the header, metric values, function names, # and the addresses. # # This is also where the maximum lengths for the header and metric lines are # computed. This is used to get the correct alignment in the HTML output. #------------------------------------------------------------------------------ for (my $line = 0; $line <= $#function_data; $line++) { $input_line = $function_data[$line]; ## $input_line =~ s/ -- no functions found//; gp_message ("debugXL", $subr_name, "input_line = $input_line"); #------------------------------------------------------------------------------ # The table header is assumed to start at the line that has "Name" in it. # The header ends when we see the function name "<Total>". #------------------------------------------------------------------------------ if ($input_line =~ /$header_name_regex/) { $scan_header = $TRUE; } elsif ($input_line =~ /$total_marker_regex/) { $scan_header = $FALSE; $scan_function_data = $TRUE; } if ($scan_header) { #------------------------------------------------------------------------------ # This group is only defined for the first line of the header and $4 contains # the remaining part of the line after "Name", without the leading spaces. #------------------------------------------------------------------------------ if (defined ($4)) { $remaining_part_header = $4; $msg = "remaining_part_header = $remaining_part_header"; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Determine the maximum length of the header. This needs to be done before # the HTML controls are added. #------------------------------------------------------------------------------ my $header_length = length ($remaining_part_header); $max_header_length = max ($max_header_length, $header_length); #------------------------------------------------------------------------------ # TBD Should change this and not yet include html in header_lines #------------------------------------------------------------------------------ $html_line = "<b>" . $remaining_part_header . "</b>"; push (@header_lines, $html_line); gp_message ("debugXL", $subr_name, "max_header_length = $max_header_length"); gp_message ("debugXL", $subr_name, "html_line = $html_line"); } #------------------------------------------------------------------------------ # Captures the subsequent header lines. Assume they exist. #------------------------------------------------------------------------------ elsif ($input_line =~ /$catch_all_regex/) { $header_line = $1; gp_message ("debugXL", $subr_name, "header_line = $header_line"); my $header_length = length ($header_line); $max_header_length = max ($max_header_length, $header_length); #------------------------------------------------------------------------------ # TBD Should change this and not yet include html in header_lines #------------------------------------------------------------------------------ $html_line = "<b>" . $header_line . "</b>"; push (@header_lines, $html_line); gp_message ("debugXL", $subr_name, "max_header_length = $max_header_length"); gp_message ("debugXL", $subr_name, "html_line = $html_line"); } } #------------------------------------------------------------------------------ # This is a line with function data. #------------------------------------------------------------------------------ if ($scan_function_data and (not ($input_line =~ /$empty_line_regex/))) { $msg = "detected a line with function data"; gp_message ("debugXL", $subr_name, $msg); my ($hex_address_ref, $marker_ref, $reduced_line_ref, $list_with_metrics_ref) = split_function_data_line (\$input_line); $full_hex_address = ${ $hex_address_ref }; $marker = ${ $marker_ref }; $routine = ${ $reduced_line_ref }; $all_metrics = ${ $list_with_metrics_ref }; $msg = "RESULT full_hex_address = " . $full_hex_address; $msg .= " -- metric values = " . $all_metrics; $msg .= " -- marker = " . $marker; $msg .= " -- function name = " . $routine; gp_message ("debugXL", $subr_name, $msg); @fields = split (" ", $input_line); $no_of_fields = $#fields + 1; $elements_in_name = $no_of_fields - $number_of_metrics - 1; $msg = "no_of_fields = " . $no_of_fields; $msg .= " elements_in_name = " . $elements_in_name; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # In case the last metric is 0. only, we append 3 extra characters that # represent zero. We cannot change the number to 0.000 though because that # has a different interpretation than 0. # In a later phase, the "ZZZ" symbol will be removed again, but for now it # creates consistency in, for example, the length of the metrics part. #------------------------------------------------------------------------------ if ($all_metrics =~ /$zero_dot_at_end_regex/) { if (defined ($1) ) { #------------------------------------------------------------------------------ # Somewhat overkill, but remove the leading "\" from the decimal separator # in the debug print since it is used for internal purposes only. #------------------------------------------------------------------------------ my $decimal_point = $decimal_separator; $decimal_point =~ s/$backward_slash_regex//; my $txt = "all_metrics = $all_metrics ended with 0"; $txt .= "$decimal_point ($decimal_separator)"; gp_message ("debugXL", $subr_name, $txt); $all_metrics .= "ZZZ"; } } $metrics_length = length ($all_metrics); $max_metrics_length = max ($max_metrics_length, $metrics_length); gp_message ("debugXL", $subr_name, "$routine all_metrics = $all_metrics metrics_length = $metrics_length"); $msg = "verify full_hex_address = " . $full_hex_address; gp_message ("debugXL", $subr_name, $msg); if ($full_hex_address =~ /$get_hex_address_regex/) { $hex_address = "0x" . $2; } else { $msg = "full_hex_address = $full_hex_address has the wrong format"; gp_message ("assertion", $subr_name, $msg); } push (@address_field, $full_hex_address); $msg = "pushed full_hex_address = " . $full_hex_address; gp_message ("debugXL", $subr_name, $msg); push (@metric_values, $all_metrics); #------------------------------------------------------------------------------ # Record the function name "as is". Below we figure out what the final name # should be in case there are multiple occurrences of the same name. # # The reason to decouple this is to avoid the code gets too complex here. #------------------------------------------------------------------------------ push (@function_names, $routine); } } #-- End of loop over the input lines #------------------------------------------------------------------------------ # Store the maximum lengths for the header and metrics. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "final max_header_length = $max_header_length"); gp_message ("debugXL", $subr_name, "final max_metrics_length = $max_metrics_length"); $function_view_structure{"max header length"} = $max_header_length; $function_view_structure{"max metrics length"} = $max_metrics_length; #------------------------------------------------------------------------------ # Determine the final name for the functions and set up the HTML block. #------------------------------------------------------------------------------ my @final_html_function_block = (); my @function_index_list = (); #------------------------------------------------------------------------------ # First, an index list is built. If we are to index the functions in order of # appearance in the function overview from 0 to n-1, the value of the array # for index "i" is the index into the large "function_info" structure. This # has the final name, the html function block, etc. #------------------------------------------------------------------------------ for my $i (keys @address_field) { $msg = "address_field[" . $i ."] = " . $address_field[$i]; gp_message ("debugM", $subr_name, $msg); } #------------------------------------------------------------------------------ ## TBD: Use get_index_function_info??!! #------------------------------------------------------------------------------ for my $i (keys @function_names) { #------------------------------------------------------------------------------ # Get the function name and the address from the function overview. The # address is used to differentiate in case a function has multiple occurences. #------------------------------------------------------------------------------ my $routine = $function_names[$i]; my $current_address = $address_field[$i]; my $final_function_name; my $found_a_match = $FALSE; my $msg; my $ref_index; $msg = "on entry - routine = " . $routine; $msg .= " current_address = " . $current_address; gp_message ("debugM", $subr_name, $msg); #------------------------------------------------------------------------------ # Check if there are duplicate entries for this function. If there are, use # the address to find the right match in the function_info structure. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "$routine: first check for multiple occurrences"); if (exists ($g_multi_count_function{$routine})) { $msg = "$g_multi_count_function{$routine} exists"; gp_message ("debugXL", $subr_name, $msg); $msg = "g_function_occurrences{$routine} = "; $msg .= $g_function_occurrences{$routine}; gp_message ("debugXL", $subr_name, $msg); for my $ref (keys @{ $g_map_function_to_index{$routine} }) { my $ref_index = $g_map_function_to_index{$routine}[$ref]; my $addr_offset = $function_info[$ref_index]{"addressobjtext"}; #------------------------------------------------------------------------------ # The address has the following format: 6:0x0003af50, but we only need the # part after the colon and remove the first part. #------------------------------------------------------------------------------ $addr_offset =~ s/$get_addr_offset_regex//; gp_message ("debugXL", $subr_name, "$routine: ref_index = $ref_index"); gp_message ("debugXL", $subr_name, "$routine: function_info[$ref_index]{'alt_name'} = $function_info[$ref_index]{'alt_name'}"); gp_message ("debugXL", $subr_name, "$routine: addr_offset = $addr_offset"); if ($addr_offset eq $current_address) #------------------------------------------------------------------------------ # There is a match and we can store the index. #------------------------------------------------------------------------------ { $found_a_match = $TRUE; push (@function_index_list, $ref_index); last; } } } else { #------------------------------------------------------------------------------ # This is the easy case. There is only one index value. We do check if the # array element that contains it, exists. If this is not the case, something # has gone horribly wrong earlier and we need to bail out. #------------------------------------------------------------------------------ if (defined ($g_map_function_to_index{$routine}[0])) { $found_a_match = $TRUE; $ref_index = $g_map_function_to_index{$routine}[0]; push (@function_index_list, $ref_index); my $final_function_name = $function_info[$ref_index]{"routine"}; gp_message ("debugXL", $subr_name, "pushed single occurrence: ref_index = $ref_index final_function_name = $final_function_name"); } } if (not $found_a_match) #------------------------------------------------------------------------------ # This should not happen. All we can do is print an error message and stop. #------------------------------------------------------------------------------ { $msg = "cannot find the index for $routine: found_a_match = "; $msg .= ($found_a_match == $TRUE) ? "TRUE" : "FALSE"; gp_message ("assertion", $subr_name, $msg); } } #------------------------------------------------------------------------------ # The loop over all function names has completed and @function_index_list # contains the index values into @function_info for the functions. # # All we now need to do is to retrieve the correct field(s) from the array. #------------------------------------------------------------------------------ for my $i (keys @function_index_list) { my $index_for_function = $function_index_list[$i]; push (@final_html_function_block, $function_info[$index_for_function]{"html function block"}); } for my $i (keys @final_html_function_block) { my $txt = "final_html_function_block[$i] = $final_html_function_block[$i]"; gp_message ("debugXL", $subr_name, $txt); } #------------------------------------------------------------------------------ # Since the numbers are right aligned, we know that any difference between the # metric line length and the maximum must be caused by the first column. All # we need to do is to prepend spaces in case of a difference. # # While we have the line with the metric values, we also replace ZZZ by 3 # spaces. #------------------------------------------------------------------------------ for my $i (keys @metric_values) { if (length ($metric_values[$i]) < $max_metrics_length) { my $pad = $max_metrics_length - length ($metric_values[$i]); my $spaces = ""; for my $s (1 .. $pad) { $spaces .= " "; } $metric_values[$i] = $spaces . $metric_values[$i]; } $metric_values[$i] =~ s/ZZZ/ /g; } #------------------------------------------------------------------------------ # Determine the column widths. The start and end index of the words in the # input line are stored in elements 0 and 1 of @word_index_values. # # The assumption made is that the first digit of a metric value on the first # line is left # aligned with the header text. These are the Total values # and other than for some derived metrics, e.g. CPI, should be the largest. # # The positions of the start of the value is what we should then use for the # word "(sort)" to start. # # For example: # # Excl. Excl. CPU Excl. Excl. Excl. Excl. # Total Cycles Instructions Last-Level IPC CPI # CPU sec. sec. Executed Cache Misses # 174.664 179.250 175838403203 1166209617 0.428 2.339 #------------------------------------------------------------------------------ my $foundit_ref; my $foundit; my @index_values = (); my $index_values_ref; #------------------------------------------------------------------------------ # Search for "Excl." in the top row. The metric values are aligned with this # word and we can use it to position "(sort)" in the last header line. # # In @index_values, we store the position(s) of "Excl." in the header line. # If none can be found, an exception is raised because at least one should # be there. # # TBD: Check if this can be done only once. #------------------------------------------------------------------------------ my $target_keyword = "Excl."; ($foundit_ref, $index_values_ref) = find_keyword_in_string ( \$remaining_part_header, \$target_keyword); $foundit = ${ $foundit_ref }; @index_values = @{ $index_values_ref }; if ($foundit) { for my $i (keys @index_values) { my $txt = "index_values[$i] = $index_values[$i]"; gp_message ("debugXL", $subr_name, $txt); } } else { $msg = "keyword $target_keyword not found in $remaining_part_header"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # Compute the number of spaces we need to add between the "(sort)" strings. # # For example: # # 01234567890123456789 # # Excl. Excl. # (sort) (sort) # xxxxxxxx # # The number of spaces required is 14 - 6 = 8. # # The number of spaces to be added is stored in @padding_values. These are # the spaces to be added before the occurrence of "(sort)". This is why the # first padding value is 0. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # TBD: This needs to be done only once. #------------------------------------------------------------------------------ my @padding_values = (); my $P_previous = 0; for my $i (keys @index_values) { my $L = $index_values[$i]; my $P = $L + length ("(sort)"); my $pad_spaces = $L - $P_previous; push (@padding_values, $pad_spaces); $P_previous = $P; } for my $i (keys @padding_values) { my $txt = "padding_values[$i] = $padding_values[$i]"; gp_message ("debugXL", $subr_name, $txt); } #------------------------------------------------------------------------------ # Build up the sort line. Mark the current metric and make sure the line is # aligned with the header. #------------------------------------------------------------------------------ my $sort_string = "(sort)"; my $length_sort_string = length ($sort_string); my $sort_line = ""; my @active_metrics = split (":", $summary_metrics); for my $i (0 .. $number_of_metrics-1) { my $pad = $padding_values[$i]; my $metric_value = $active_metrics[$i]; my $spaces = ""; for my $s (1 .. $pad) { $spaces .= " "; } gp_message ("debugXL", $subr_name, "i = $i metric_value = $metric_value pad = $pad"); if ($metric_value eq $exp_type) #------------------------------------------------------------------------------ # The current metric should have a different background color. #------------------------------------------------------------------------------ { $sort_string = "<a href=\'" . $g_html_base_file_name{"function_view"} . "." . $metric_value . ".html' style='background-color:" . $g_html_color_scheme{"background_selected_sort"} . "\'><b>(sort)</b></a>"; } elsif (($exp_type eq "functions") and ($metric_value eq $g_first_metric)) #------------------------------------------------------------------------------ # Set the background color for the sort metric in the main function overview. #------------------------------------------------------------------------------ { $sort_string = "<a href=\'" . $g_html_base_file_name{"function_view"} . "." . $metric_value . ".html' style='background-color:" . $g_html_color_scheme{"background_selected_sort"} . "'><b>(sort)</b></a>"; } else #------------------------------------------------------------------------------ # Do not set a specific background for all other metrics. #------------------------------------------------------------------------------ { $sort_string = "<a href=\'" . $g_html_base_file_name{"function_view"} . "." . $metric_value . ".html'>(sort)</a>"; } #------------------------------------------------------------------------------ # Prepend the spaces to ensure correct alignment with the rest of the header. #------------------------------------------------------------------------------ $sort_line .= $spaces . $sort_string; } push (@header_lines, $sort_line); #------------------------------------------------------------------------------ # Print the final results for the header and metrics. #------------------------------------------------------------------------------ for my $i (keys @header_lines) { gp_message ("debugXL", $subr_name, "header_lines[$i] = $header_lines[$i]"); } for my $i (keys @metric_values) { gp_message ("debugXL", $subr_name, "metric_values[$i] = $metric_values[$i]"); } #------------------------------------------------------------------------------ # Construct the lines for the function overview. # # TBD: We could eliminate two structures here because metric_values and # final_html_function_block are only copied and the result stored. #------------------------------------------------------------------------------ for my $i (keys @function_names) { push (@metrics_part, $metric_values[$i]); push (@function_view_array, $final_html_function_block[$i]); } for my $i (0 .. $#function_view_array) { $msg = "function_view_array[$i] = $function_view_array[$i]"; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Element "function table" contains the array with all the function view data. #------------------------------------------------------------------------------ $function_view_structure{"header"} = [@header_lines]; $function_view_structure{"metrics part"} = [@metrics_part]; $function_view_structure{"function table"} = [@function_view_array]; $msg = "leave subroutine " . $subr_name; gp_message ("debug", $subr_name, $msg); return (\%function_view_structure); } #-- End of subroutine process_function_overview #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub process_metrics { my $subr_name = get_my_name (); my ($input_string, $sort_fields_ref, $metric_description_ref, $ignored_metrics_ref) = @_; my @sort_fields = @{ $sort_fields_ref }; my %metric_description = %{ $metric_description_ref }; my %ignored_metrics = %{ $ignored_metrics_ref }; my $outputdir = append_forward_slash ($input_string); my $LANG = $g_locale_settings{"LANG"}; my $max_len = 0; my $metric_comment; my ($imetricn,$outfile); my ($html_metrics_record,$imetric,$metric); $html_metrics_record = "<!doctype html public \"-//w3c//dtd html 3.2//EN\">\n<html lang=\"$LANG\">\n<head>\n" . "<meta http-equiv=\"content-type\" content=\"text/html; charset=iso-8859-1\">\n" . "<title>Function Metrics</title></head><body lang=\"$LANG\" bgcolor=".$g_html_color_scheme{"background_color_page"}."<pre>\n"; $outfile = $outputdir . "metrics.html"; open (METRICSOUT, ">", $outfile) or die ("$subr_name - unable to open file $outfile for writing - '$!'"); gp_message ("debug", $subr_name, "opened file $outfile for writing"); for $metric (@sort_fields) { $max_len = max ($max_len, length ($metric)); gp_message ("debug", $subr_name, "sort_fields: metric = $metric max_len = $max_len"); } # TBD: Check this # for $imetric (@IMETRICS) for $imetric (keys %ignored_metrics) { $max_len = max ($max_len, length ($imetric)); gp_message ("debug", $subr_name, "ignored_metrics imetric = $imetric max_len = $max_len"); } $max_len++; gp_message ("debug", $subr_name, "max_len = $max_len"); $html_metrics_record .= "<p style=\"font-size:14px;color:red\"> Metrics used (".($#sort_fields + 1).")\n</p><p style=\"font-size:14px\">"; for $metric (@sort_fields) { my $description = ${ retrieve_metric_description (\$metric, \%metric_description) }; gp_message ("debug", $subr_name, "handling metric metric = $metric->$description"); $html_metrics_record .= " $metric".(' ' x ($max_len - length ($metric)))."$description\n"; } # $imetricn = scalar (keys %IMETRICS); $imetricn = scalar (keys %ignored_metrics); if ($imetricn) { $html_metrics_record .= "</p><p style=\"font-size:14px;color:red\"> Metrics ignored ($imetricn)\n</p><p style=\"font-size:14px\">"; # for $imetric (sort keys %IMETRICS){ for $imetric (sort keys %ignored_metrics) { $metric_comment = "(inclusive, exclusive, and percentages)"; $html_metrics_record .= " $imetric".(' ' x ($max_len - length ($imetric))).$metric_comment."\n"; gp_message ("debug", $subr_name, "handling metric imetric = $imetric $metric_comment"); } } print METRICSOUT $html_metrics_record; print METRICSOUT $g_html_credits_line; close (METRICSOUT); gp_message ("debug", $subr_name, "closed metrics file $outfile"); return (0); } #-- End of subroutine process_metrics #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub process_metrics_data { my $subr_name = get_my_name (); my ($outfile1, $outfile2, $ignored_metrics_ref) = @_; my %ignored_metrics = %{ $ignored_metrics_ref }; my %metric_value = (); my %metric_description = (); my %metric_found = (); my $user_metrics; my $system_metrics; my $wall_metrics; my $metric_spec; my $metric_flavor; my $metric_visibility; my $metric_name; my $metric_text; my $metricdata; my $metric_line; my $msg; my $summary_metrics; my $detail_metrics; my $detail_metrics_system; my $call_metrics; if ($g_user_settings{"default_metrics"}{"current_value"} eq "off") { $msg = "g_user_settings{default_metrics}{current_value} = "; $msg .= $g_user_settings{"default_metrics"}{"current_value"}; gp_message ("debug", $subr_name, $msg); # get metrics $summary_metrics = ''; $detail_metrics = ''; $detail_metrics_system = ''; $call_metrics = ''; $user_metrics = 0; $system_metrics = 0; $wall_metrics = 0; my ($last_metric,$metric,$value,$i,$r); open (METRICTOTALS, "<", $outfile2) or die ("Unable to open metric value data file $outfile2 for reading - '$!'"); gp_message ("debug", $subr_name, "opened $outfile2 to parse metric value data"); #------------------------------------------------------------------------------ # Below an example of the file that has just been opened. The lines I marked # with a * has been wrapped by my for readability. This is not the case in the # file, but makes for a really long line. # # Also, the data comes from one PC experiment and two HWC experiments. #------------------------------------------------------------------------------ # <Total> # Exclusive Total CPU Time: 32.473 (100.0%) # Inclusive Total CPU Time: 32.473 (100.0%) # Exclusive CPU Cycles: 23.586 (100.0%) # " count: 47054706905 # Inclusive CPU Cycles: 23.586 (100.0%) # " count: 47054706905 # Exclusive Instructions Executed: 54417033412 (100.0%) # Inclusive Instructions Executed: 54417033412 (100.0%) # Exclusive Last-Level Cache Misses: 252730685 (100.0%) # Inclusive Last-Level Cache Misses: 252730685 (100.0%) # * Exclusive Instructions Per Cycle: Inclusive Instructions Per Cycle: # * Exclusive Cycles Per Instruction: # * Inclusive Cycles Per Instruction: # * Size: 0 # PC Address: 1:0x00000000 # Source File: (unknown) # Object File: (unknown) # Load Object: <Total> # Mangled Name: # Aliases: #------------------------------------------------------------------------------ while (<METRICTOTALS>) { $metricdata = $_; chomp ($metricdata); gp_message ("debug", $subr_name, "file metrictotals: $metricdata"); #------------------------------------------------------------------------------ # Ignoring whitespace, search for any line with a ":" in it, followed by # a number with or without a dot. So, an integer or floating-point number. #------------------------------------------------------------------------------ if ($metricdata =~ /\s*(.*):\s+(\d+\.*\d*)/) { gp_message ("debug", $subr_name, " candidate => $metricdata"); $metric = $1; $value = $2; if ( ($metric eq "PC Address") or ($metric eq "Size")) { gp_message ("debug", $subr_name, " skipped => $metric $value"); next; } gp_message ("debug", $subr_name, " proceed => $metric $value"); if ($metric eq '" count') #------------------------------------------------------------------------------ # Hardware counter experiments have this info. Note that this line is not the # first one to be encountered, so $last_metric has been defined already. #------------------------------------------------------------------------------ { $metric = $last_metric." Count"; # we presume ....... gp_message ("debug", $subr_name, "last_metric = $last_metric metric = $metric"); } $i=index ($metricdata,":"); $r=rindex ($metricdata,":"); gp_message ("debug", $subr_name, "metricdata = $metricdata => i = $i r = $r"); if ($i == $r) { if ($value > 0) # Not interested in metrics contributing zero { $metric_value{$metric} = $value; gp_message ("debug", $subr_name, "archived metric_value{$metric} = $metric_value{$metric}"); # e.g. $metric_value{Exclusive Total Thread Time} = 302.562 # e.g. $metric_value{Exclusive Instructions Executed} = 2415126222484 } } else #------------------------------------------------------------------------------ # TBD This code deals with an old bug and may be removed. #------------------------------------------------------------------------------ { # er_print bug - e.g. # Exclusive Instructions Per Cycle: Inclusive Instructions Per Cycle: Exclusive Cycles Per Instruction: Inclusive Cycles Per Instruction: Exclusive OpenMP Work Time: 162.284 (100.0%) gp_message ("debug", $subr_name, "metrictotals odd line:->$metricdata<-"); $r=rindex ($metricdata,":",$r-1); if ($r == -1) { # ignore gp_message ("debug", $subr_name, "metrictotals odd line ignored<-"); $last_metric = "foo"; next; } my ($good_part)=substr ($metricdata,$r+1); if ($good_part =~ /\s*(.*):\s+(\d+\.*\d*)/) { $metric = $1; $value = $2; if ($value>0) # Not interested in metrics contributing zero { $metric_value{$metric} = $value; $msg = "metrictotals odd line rescued '$metric'=$value"; gp_message ("debug", $subr_name, $msg); } } } #------------------------------------------------------------------------------ # Preserve the current metric. #------------------------------------------------------------------------------ $last_metric = $metric; } } close (METRICTOTALS); } if (scalar (keys %metric_value) == 0) #------------------------------------------------------------------------------ # If we have no metrics > 0, fudge a "Exclusive Total CPU Time", else we # blow up later. # # TBD: See if this can be handled differently. #------------------------------------------------------------------------------ { $metric_value{"Exclusive Total CPU Time"} = 0; gp_message ("debug", $subr_name, "no metrics found and a stub was added"); } for my $metric (sort keys %metric_value) { gp_message ("debug", $subr_name, "Stored metric_value{$metric} = $metric_value{$metric}"); } gp_message ("debug", $subr_name, "proceed to process file $outfile1"); #------------------------------------------------------------------------------ # Open and process the metrics file. #------------------------------------------------------------------------------ open (METRICS, "<", $outfile1) or die ("Unable to open metrics file $outfile1: '$!'"); gp_message ("debug", $subr_name, "opened file $outfile1 for reading"); #------------------------------------------------------------------------------ # Parse the file. This is a typical example: # # Exp Sel Total # === === ===== # 1 all 2 # 2 all 1 # 3 all 2 # Current metrics: e.totalcpu:i.totalcpu:e.cycles:e+insts:e+llm:name # Current Sort Metric: Exclusive Total CPU Time ( e.totalcpu ) # Available metrics: # Exclusive Total CPU Time: e.%totalcpu # Inclusive Total CPU Time: i.%totalcpu # Exclusive CPU Cycles: e.+%cycles # Inclusive CPU Cycles: i.+%cycles # Exclusive Instructions Executed: e+%insts # Inclusive Instructions Executed: i+%insts # Exclusive Last-Level Cache Misses: e+%llm # Inclusive Last-Level Cache Misses: i+%llm # Exclusive Instructions Per Cycle: e+IPC # Inclusive Instructions Per Cycle: i+IPC # Exclusive Cycles Per Instruction: e+CPI # Inclusive Cycles Per Instruction: i+CPI # Size: size # PC Address: address # Name: name #------------------------------------------------------------------------------ while (<METRICS>) { $metric_line = $_; chomp ($metric_line); gp_message ("debug", $subr_name, "processing line $metric_line"); #------------------------------------------------------------------------------ # The original regex has bugs because the line should not be allowed to start # with a ":". So this is wrong: # if (($metric =~ /\s*(.*):\s+(\S)((\.\S+)|(\+\S+))/) and !($metric =~/^Current/)) # # This is better: # if (($metric =~ /\s*(.+):\s+(\S)((\.\S+)|(\+\S+))/) and !($metric =~/^Current/)) # # In general, this regex has some potential issues and has been replaced by # the one shown below. # # We select a line that does not start with "Current" and aside from whitespace # starts with anything (although it should be a string with words only), # followed by whitespace and either an "e" or "i". This is called the "flavor" # and is followed by a visibility marker (.,+,%, or !) and a metric name. #------------------------------------------------------------------------------ # Ruud if (($metric =~ /\s*(.*):\s+(\S)((\.\S+)|(\+\S+))/) && !($metric =~/^Current/)){ ($metric_spec, $metric_flavor, $metric_visibility, $metric_name, $metric_text) = extract_metric_specifics ($metric_line); # if (($metric_line =~ /\s*(.+):\s+([ei])([\.\+%]+)(\S*)/) and !($metric_line =~/^Current/)) if ($metric_spec eq "skipped") { gp_message ("debug", $subr_name, "skipped line: $metric_line"); } else { gp_message ("debug", $subr_name, "line of interest: $metric_line"); $metric_found{$metric_spec} = 1; if ($g_user_settings{"ignore_metrics"}{"defined"}) { gp_message ("debug", $subr_name, "check for $metric_spec"); if (exists ($ignored_metrics{$metric_name})) { gp_message ("debug", $subr_name, "user asked to ignore metric $metric_name"); next; } } #------------------------------------------------------------------------------ # This metric is not on the ignored list and qualifies, so store it. #------------------------------------------------------------------------------ $metric_description{$metric_spec} = $metric_text; # TBD: add for other visibilities too, like + gp_message ("debug", $subr_name, "stored $metric_description{$metric_spec} = $metric_description{$metric_spec}"); if ($metric_flavor ne "e") { gp_message ("debug", $subr_name, "metric $metric_spec is ignored"); } else #------------------------------------------------------------------------------ # Only the exclusive metrics are shown. #------------------------------------------------------------------------------ { gp_message ("debug", $subr_name, "metric $metric_spec ($metric_text) is considered"); if ($metric_spec =~ /user/) { $user_metrics = $TRUE; gp_message ("debug", $subr_name, "m: user_metrics set to TRUE"); } elsif ($metric_spec =~ /system/) { $system_metrics = $TRUE; gp_message ("debug", $subr_name, "m: system_metrics set to TRUE"); } elsif ($metric_spec =~ /wall/) { $wall_metrics = $TRUE; gp_message ("debug", $subr_name, "m: wall_metrics set to TRUE"); } #------------------------------------------------------------------------------ # TBD I don't see why these need to be skipped. Also, should be totalcpu. #------------------------------------------------------------------------------ elsif (($metric_spec =~ /^e\.total$/) or ($metric_spec =~/^e\.total_cpu$/)) { # skip total thread time and total CPU time gp_message ("debug", $subr_name, "m: skip above"); } elsif (defined ($metric_value{$metric_text})) { gp_message ("debug", $subr_name, "Total attributed to this metric metric_value{$metric_text} = $metric_value{$metric_text}"); if ($summary_metrics ne '') { $summary_metrics = $summary_metrics.':'.$metric_spec; gp_message ("debug", $subr_name, "updated summary_metrics = $summary_metrics - 1"); if ($metric_spec !~ /\.wait$|\.ulock$|\.text$|\.data$|\.owait$|total$|mpiwork$|mpiwait$|ompwork$|ompwait$/) { $detail_metrics = $detail_metrics.':'.$metric_spec; gp_message ("debug", $subr_name, "updated m:detail_metrics=$detail_metrics - 1"); $detail_metrics_system = $detail_metrics_system.':'.$metric_spec; gp_message ("debug", $subr_name, "updated m:detail_metrics_system=$detail_metrics_system - 1"); } else { gp_message ("debug", $subr_name, "m: no want above metric for detail_metrics or detail_metrics_system"); } } else { $summary_metrics = $metric_spec; gp_message ("debug", $subr_name, "initialized summary_metrics = $summary_metrics - 2"); if ($metric_spec !~ /\.wait$|\.ulock$|\.text$|\.data$|\.owait$|total$|mpiwork$|mpiwait$|ompwork$|ompwait$/) { $detail_metrics = $metric_spec; gp_message ("debug", $subr_name, "m:detail_metrics=$detail_metrics - 2"); $detail_metrics_system = $metric_spec; gp_message ("debug", $subr_name, "m:detail_metrics_system=$detail_metrics_system - 2"); } else { gp_message ("debug", $subr_name, "m: no want above metric for detail_metrics or detail_metrics_system"); } } gp_message ("debug", $subr_name, " metric $metric_spec added"); } else { gp_message ("debug", $subr_name, "m: no want above metric was a 0 total"); } } } } close METRICS; if ($wall_metrics > 0) { gp_message ("debug", $subr_name,"m:wall_metrics set adding to summary_metrics"); $summary_metrics = "e.wall:".$summary_metrics; gp_message ("debug", $subr_name,"m:summary_metrics=$summary_metrics - 3"); } if ($system_metrics > 0) { gp_message ("debug", $subr_name,"m:system_metrics set adding to summary_metrics,call_metrics and detail_metrics_system"); $summary_metrics = "e.system:".$summary_metrics; $call_metrics = "i.system:".$call_metrics; $detail_metrics_system ='e.system:'.$detail_metrics_system; gp_message ("debug", $subr_name,"m:summary_metrics=$summary_metrics - 4"); gp_message ("debug", $subr_name,"m:call_metrics=$call_metrics"); gp_message ("debug", $subr_name,"m:detail_metrics_system=$detail_metrics_system - 3"); } #------------------------------------------------------------------------------ # TBD: e.user and i.user do not always exist!! #------------------------------------------------------------------------------ if ($user_metrics > 0) { gp_message ("debug", $subr_name,"m:user_metrics set adding to summary_metrics,detail_metrics,detail_metrics_system and call_metrics"); # Ruud if (!exists ($IMETRICS{"i.user"})){ if ($g_user_settings{"ignore_metrics"}{"defined"} and exists ($ignored_metrics{"user"})) { $summary_metrics = "e.user:".$summary_metrics; } else { $summary_metrics = "e.user:i.user:".$summary_metrics; } $detail_metrics = "e.user:".$detail_metrics; $detail_metrics_system = "e.user:".$detail_metrics_system; gp_message ("debug", $subr_name,"m:summary_metrics=$summary_metrics - 5"); gp_message ("debug", $subr_name,"m:detail_metrics=$detail_metrics - 3"); gp_message ("debug", $subr_name,"m:detail_metrics_system=$detail_metrics_system - 4"); if ($g_user_settings{"ignore_metrics"}{"defined"} and exists ($ignored_metrics{"user"})) { $call_metrics = "a.user:".$call_metrics; } else { $call_metrics = "a.user:i.user:".$call_metrics; } gp_message ("debug", $subr_name,"m:call_metrics=$call_metrics - 2"); } if ($call_metrics eq "") { $call_metrics = $detail_metrics; gp_message ("debug", $subr_name,"m:call_metrics is not set, setting it to detail_metrics "); gp_message ("debug", $subr_name,"m:call_metrics=$call_metrics - 3"); } for my $metric (sort keys %ignored_metrics) { if ($ignored_metrics{$metric}) { gp_message ("debug", $subr_name, "active metric, but ignored: $metric"); } } return (\%metric_value, \%metric_description, \%metric_found, $user_metrics, $system_metrics, $wall_metrics, $summary_metrics, $detail_metrics, $detail_metrics_system, $call_metrics); } #-- End of subroutine process_metrics_data #------------------------------------------------------------------------------ # Process source lines that are not part of the target function. # # Generate straightforward HTML, but define an anchor based on the source line # number in the list. #------------------------------------------------------------------------------ sub process_non_target_source { my $subr_name = get_my_name (); my ($start_scan, $end_scan, $src_times_regex, $function_regex, $number_of_metrics, $file_contents_ref, $modified_html_ref) = @_; my @file_contents = @{ $file_contents_ref }; my @modified_html = @{ $modified_html_ref }; my $colour_code_line = $FALSE; my $input_line; my $line_id; my $modified_line; #------------------------------------------------------------------------------ # Main loop to parse all of the source code and take action as needed. #------------------------------------------------------------------------------ for (my $line_no=$start_scan; $line_no <= $end_scan; $line_no++) { $input_line = $file_contents[$line_no]; #------------------------------------------------------------------------------ # Generate straightforward HTML, but define an anchor based on the source line # number in the list. #------------------------------------------------------------------------------ $line_id = extract_source_line_number ($src_times_regex, $function_regex, $number_of_metrics, $input_line); if ($input_line =~ /$function_regex/) { $colour_code_line = $TRUE; } #------------------------------------------------------------------------------ # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $input_line =~ s/$g_less_than_regex/$g_html_less_than_regex/g; #------------------------------------------------------------------------------ # Add an id. #------------------------------------------------------------------------------ $modified_line = "<a id=\"line_" . $line_id . "\"></a>"; my $coloured_line; if ($colour_code_line) { my $boldface = $TRUE; $coloured_line = color_string ( $input_line, $boldface, $g_html_color_scheme{"non_target_function_name"}); $colour_code_line = $FALSE; $modified_line .= "$coloured_line"; } else { $modified_line .= "$input_line"; } gp_message ("debugXL", $subr_name, " $line_no : modified_line = $modified_line"); push (@modified_html, $modified_line); } return (\@modified_html); } #-- End of subroutine process_non_target_source #------------------------------------------------------------------------------ # This function scans the configuration file and adapts the internal settings # accordingly. # # Errors are stored during the parsing and processing phase. They are printed # at the end and sorted by line number. # # # TBD: Does not yet use the warnings/error system. This needs to be fixed. #------------------------------------------------------------------------------ sub process_rc_file { my $subr_name = get_my_name (); my ($rc_file_name, $rc_file_paths_ref) = @_; #------------------------------------------------------------------------------ # Local structures. #------------------------------------------------------------------------------ # Stores the values extracted from the config file: my %rc_settings_user = (); my %error_and_warning_msgs = (); my @rc_file_paths = (); my @split_line; my @my_fields; my $msg; my $first_part; my $line; my $line_number; my $no_of_arguments; my $number_of_fields; my $number_of_paths; my $parse_errors; #-- Count the number of errors my $parse_warnings; #-- Count the number of errors my $rc_config_file; my $rc_file_found; my $rc_keyword; my $rc_value; @rc_file_paths = @{$rc_file_paths_ref}; $number_of_paths = scalar (@rc_file_paths); if ($number_of_paths == 0) #------------------------------------------------------------------------------ # This should not happen, but is a good safety net to add. #------------------------------------------------------------------------------ { my $msg = "search path list is empty"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # Check for the presence of a configuration file. #------------------------------------------------------------------------------ $msg = "number_of_paths = $number_of_paths rc_file_paths = @rc_file_paths"; gp_message ("debug", $subr_name, $msg); $rc_file_found = $FALSE; for my $path_name (@rc_file_paths) { $rc_config_file = $path_name . "/" . $rc_file_name; $msg = "looking for configuration file " . $rc_config_file; gp_message ("debug", $subr_name, $msg); if (-f $rc_config_file) { $msg = "found configuration file " . $rc_config_file; gp_message ("debug", $subr_name, $msg); $rc_file_found = $TRUE; last; } } if (not $rc_file_found) #------------------------------------------------------------------------------ # There is no configuration file and we can skip this subroutine. #------------------------------------------------------------------------------ { $msg = "configuration file $rc_file_name not found"; gp_message ("verbose", $subr_name, $msg); return (0); } else { $msg = "unable to open file $rc_config_file for reading:"; open (GP_DISPLAY_HTML_RC, "<", "$rc_config_file") or die ($subr_name . " - " . $msg . " " . $!); #------------------------------------------------------------------------------ # The configuration file has been opened for reading. #------------------------------------------------------------------------------ $msg = "file $rc_config_file has been opened for reading"; gp_message ("debug", $subr_name, $msg); } $msg = "found configuration file $rc_config_file"; gp_message ("verbose", $subr_name, $msg); $msg = "processing configuration file " . $rc_config_file; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Here we scan the configuration file for the settings. # # A setting consists of a keyword, optionally followed by a value. It is # optional because not all keywords may require a value. # # At the end of this block, all keyword/value pairs are stored in a hash. # # We do not yet check for the validity of these pairs. This is done next. # # The original code had this all integrated, but it made the code very # complex with deeply nested if-statements. The flow was also hard to follow. #------------------------------------------------------------------------------ $parse_errors = 0; $parse_warnings = 0; $line_number = 0; while (my $line = <GP_DISPLAY_HTML_RC>) { chomp ($line); $line_number++; gp_message ("debug", $subr_name, "read input line = $line"); #------------------------------------------------------------------------------ # Ignore a line with whitespace only #------------------------------------------------------------------------------ if ($line =~ /^\s*$/) { gp_message ("debug", $subr_name, "ignored a line with whitespace"); next; } #------------------------------------------------------------------------------ # Ignore a comment line, defined by starting with a "#", possibly prepended by # whitespace. #------------------------------------------------------------------------------ if ($line =~ /^\s*\#/) { gp_message ("debug", $subr_name, "ignored a full comment line"); next; } #------------------------------------------------------------------------------ # Split the input line using the "#" symbol as a separator. We have already # handled the case of an isolated comment line, so there may only be an # embedded comment. # # Regardless of this, we are only interested in the first part. #------------------------------------------------------------------------------ @split_line = split ("#", $line); for my $i (@split_line) { gp_message ("debug", $subr_name, "elements after split of line: $i"); } $first_part = $split_line[0]; gp_message ("debug", $subr_name, "relevant part = $first_part"); if ($first_part =~ /[&\^\*\@\$]+/) #------------------------------------------------------------------------------ # The &, ^, *, @ and $ symbols should not occur. If they do, we flag an error # an fetch the next line. #------------------------------------------------------------------------------ { $parse_errors++; $msg = "non-supported character(s) (\&,\^,\*,\@,\$) found: $line"; $error_and_warning_msgs{"error"}{$line_number}{"message"} = $msg; next; } else #------------------------------------------------------------------------------ # Split the first part on whitespace and verify the number of fields to be # valid. Although we currently only have keywords with a value, a keyword # without value is supported to. # # If the number of fields is valid, the keyword and value are stored. In case # of a single field, the value is assigned a special string. # # Although this situation should not occur, we do abort if something unexpected # is encountered here. #------------------------------------------------------------------------------ { @my_fields = split (/\s/, $split_line[0]); $number_of_fields = scalar (@my_fields); $msg = "number of fields = " . $number_of_fields; gp_message ("debug", $subr_name, $msg); } if ($number_of_fields ge 3) #------------------------------------------------------------------------------ # This is not supported. #------------------------------------------------------------------------------ { $parse_errors++; $msg = "more than 2 fields found: $first_part"; $error_and_warning_msgs{"error"}{$line_number}{"message"} = $msg; next; } elsif ($number_of_fields eq 2) { $rc_keyword = $my_fields[0]; $rc_value = $my_fields[1]; } elsif ($number_of_fields eq 1) { $rc_keyword = $my_fields[0]; $rc_value = "the_field_is_empty"; } else { $msg = "[line $line_number] $rc_config_file -"; $msg .= " number of fields = $number_of_fields"; gp_message ("assertion", $subr_name, $msg); } #------------------------------------------------------------------------------ # Store the keyword, value and line number. #------------------------------------------------------------------------------ if (exists ($rc_settings_user{$rc_keyword})) { $parse_warnings++; my $prev_value = $rc_settings_user{$rc_keyword}{"value"}; my $prev_line_number = $rc_settings_user{$rc_keyword}{"line_no"}; if ($rc_value ne $prev_value) { $msg = "option $rc_keyword previously set at line"; $msg .= " $prev_line_number: new value '$rc_value'"; $msg .= " ' overrides '$prev_value'"; } else { $msg = "option $rc_keyword previously set to the same value"; $msg .= " at line $prev_line_number"; } $error_and_warning_msgs{"warning"}{$line_number}{"message"} = $msg; } $rc_settings_user{$rc_keyword}{"value"} = $rc_value; $rc_settings_user{$rc_keyword}{"line_no"} = $line_number; gp_message ("debug", $subr_name, "stored keyword = $rc_keyword"); gp_message ("debug", $subr_name, "stored value = $rc_value"); gp_message ("debug", $subr_name, "stored line number = $line_number"); } #------------------------------------------------------------------------------ # Completed the parsing of the configuration file. It can be closed. #------------------------------------------------------------------------------ close (GP_DISPLAY_HTML_RC); #------------------------------------------------------------------------------ # Print the raw input as just collected from the configuration file. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "contents of %rc_settings_user:"); for my $keyword (keys %rc_settings_user) { my $key_value = $rc_settings_user{$keyword}{"value"}; $msg = "keyword = " . $keyword . " value = " . $key_value; gp_message ("debug", $subr_name, $msg); } for my $rc_keyword (keys %g_user_settings) { for my $fields (keys %{ $g_user_settings{$rc_keyword} }) { $msg = "before config file: $rc_keyword $fields ="; $msg .= " " . $g_user_settings{$rc_keyword}{$fields}; gp_message ("debug", $subr_name, $msg); } } #------------------------------------------------------------------------------ # We are almost done. Check for all keywords found whether they are valid. # Also verify that the corresponding value is valid. # # Update the g_user_settings table if everything is okay. #------------------------------------------------------------------------------ for my $rc_keyword (keys %rc_settings_user) { my $rc_value = $rc_settings_user{$rc_keyword}{"value"}; if (exists ( $g_user_settings{$rc_keyword})) { #------------------------------------------------------------------------------ # This is a supported keyword. There are two more things left to do: # - Check how many values it requires (currently exactly one is supported) # - Is the value a valid number or string? #------------------------------------------------------------------------------ $no_of_arguments = $g_user_settings{$rc_keyword}{"no_of_arguments"}; if ($no_of_arguments eq 1) { my $input_value = $rc_value; if ($input_value ne "the_field_is_empty") # #------------------------------------------------------------------------------ # So far, so good. We only need to check if the value is valid for the keyword. #------------------------------------------------------------------------------ { my $data_type = $g_user_settings{$rc_keyword}{"data_type"}; my $valid_input = verify_if_input_is_valid ($input_value, $data_type); #------------------------------------------------------------------------------ # Check if the value is valid. #------------------------------------------------------------------------------ if ($valid_input) { $g_user_settings{$rc_keyword}{"current_value"} = $rc_value; $g_user_settings{$rc_keyword}{"defined"} = $TRUE; } else { $parse_errors++; $line_number = $rc_settings_user{$rc_keyword}{"line_no"}; $msg = "input value '$input_value' for keyword"; $msg .= " $rc_keyword is not valid"; $error_and_warning_msgs{"error"}{$line_number}{"message"} = $msg; next; } } else #------------------------------------------------------------------------------ # This keyword requires a value, but none has been found. #------------------------------------------------------------------------------ { $parse_errors++; $line_number = $rc_settings_user{$rc_keyword}{"line_no"}; $msg = "missing value for keyword '$rc_keyword'"; $error_and_warning_msgs{"error"}{$line_number}{"message"} = $msg; next; } } elsif ($no_of_arguments eq 0) #------------------------------------------------------------------------------ # Currently a theoretical scenario since all commands require a value, but in # case this is no longer true, we need to at least flag the fact the user set # this command. #------------------------------------------------------------------------------ { $g_user_settings{$rc_keyword}{"defined"} = $TRUE; } else #------------------------------------------------------------------------------ # The code is not prepared for the situation one command has multiple values, # but this situation should never occur. Still it won't hurt to add a check. #------------------------------------------------------------------------------ { my $msg = "cannot handle $no_of_arguments in the input"; gp_message ("assertion", $subr_name, $msg); } } else #------------------------------------------------------------------------------ # A non-valid keyword is found. This is flagged as an error. #------------------------------------------------------------------------------ { $parse_errors++; $line_number = $rc_settings_user{$rc_keyword}{"line_no"}; $msg = "keyword $rc_keyword is not supported"; $error_and_warning_msgs{"error"}{$line_number}{"message"} = $msg; } } for my $rc_keyword (keys %g_user_settings) { for my $fields (keys %{ $g_user_settings{$rc_keyword} }) { $msg = "after config file: $rc_keyword $fields ="; $msg .= " " . $g_user_settings{$rc_keyword}{$fields}; gp_message ("debug", $subr_name, $msg); } } print_table_user_settings ("debug", "upon the return from $subr_name"); if ( ($parse_errors == 0) and ($parse_warnings == 0) ) { $msg = "successfully parsed and processed the configuration file"; gp_message ("verbose", $subr_name, $msg); } else { if ($parse_errors > 0) { my $plural_or_single = ($parse_errors > 1) ? "errors" : "error"; $msg = $g_error_keyword . "found $parse_errors fatal"; $msg .= " " . $plural_or_single . " in the configuration file:"; gp_message ("debug", $subr_name, $msg); #------------------------------------------------------------------------------ # Sort the hash keys, the line numbers, alphabetically and print the # corresponding error messages. #------------------------------------------------------------------------------ for my $line_no (sort {$a <=> $b} (keys %{ $error_and_warning_msgs{"error"} })) { $msg = $g_error_keyword . "[line $line_no] in file"; $msg .= $rc_config_file . " - "; $msg .= $error_and_warning_msgs{"error"}{$line_no}{"message"}; gp_message ("debug", $subr_name, $msg); } } if (not $g_quiet) { if ($parse_warnings > 0) { $msg = $g_warn_keyword . " found $parse_warnings warnings in"; $msg .= " the configuration file:"; gp_message ("debug", $subr_name, $msg); for my $line_no (sort {$a <=> $b} (keys %{ $error_and_warning_msgs{"warning"} })) { $msg = $g_warn_keyword; $msg .= " [line $line_no] in file $rc_config_file - "; $msg .= $error_and_warning_msgs{"warning"}{$line_no}{"message"}; gp_message ("debug", $subr_name, $msg); } } } } return ($parse_errors); } #-- End of subroutine process_rc_file #------------------------------------------------------------------------------ # Generate the annotated html file for the source listing. #------------------------------------------------------------------------------ sub process_source { my $subr_name = get_my_name (); my ($number_of_metrics, $function_info_ref, $outputdir, $input_filename) = @_; my @function_info = @{ $function_info_ref }; #------------------------------------------------------------------------------ # The regex section #------------------------------------------------------------------------------ my $end_src1_header_regex = '(^\s+)(\d+)\.\s+(.*)'; my $end_src2_header_regex = '(^\s+)(<Function: )(.*)>'; my $function_regex = '^(\s*)<Function:\s(.*)>'; my $function2_regex = '^(\s*)<Function:\s(.*)>'; my $src_regex = '(\s*)(\d+)\.(.*)'; my $txt_ext_regex = '\.txt$'; my $src_filename_id_regex = '^file\.(\d+)\.src\.txt$'; my $integer_only_regex = '\d+'; #------------------------------------------------------------------------------ # Computed dynamically below. # TBD: Try to move this up. #------------------------------------------------------------------------------ my $src_times_regex; my $hot_lines_regex; my $metric_regex; my $metric_extra_regex; my @components = (); my @fields_in_line = (); my @file_contents = (); my @hot_source_lines = (); my @max_metric_values = (); my @modified_html = (); my @transposed_hot_lines = (); my $colour_coded_line; my $colour_coded_line_ref; my $line_id; my $ignore_value; my $func_name_in_src_file; my $html_new_line = "<br>"; my $input_line; my $metric_values; my $modified_html_ref; my $modified_line; my $is_empty; my $start_all_source; my $start_target_source; my $end_target_source; my $output_line; my $hot_line; my $src_line_no; my $src_code_line; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my $hp_value = $g_user_settings{"highlight_percentage"}{"current_value"}; my $file_title; my $found_target; my $html_dis_record; my $html_end; my $html_header; my $html_home; my $rounded_percentage; my $start_tracking; my $threshold_line; my $base; my $boldface; my $msg; my $routine; my $LANG = $g_locale_settings{"LANG"}; my $the_title = set_title ($function_info_ref, $input_filename, "process source"); my $outfile = $input_filename . ".html"; #------------------------------------------------------------------------------ # Remove the .txt from file.<n>.src.txt #------------------------------------------------------------------------------ my $html_output_file = $input_filename; $html_output_file =~ s/$txt_ext_regex/.html/; gp_message ("debug", $subr_name, "input_filename = $input_filename"); gp_message ("debug", $subr_name, "the_title = $the_title"); $file_title = $the_title; $html_header = ${ create_html_header (\$file_title) }; $html_home = ${ generate_home_link ("right") }; push (@modified_html, $html_header); push (@modified_html, $html_home); push (@modified_html, "<pre>"); #------------------------------------------------------------------------------ # Open the html file used for the output. #------------------------------------------------------------------------------ open (NEW_HTML, ">", $html_output_file) or die ("$subr_name - unable to open file $html_output_file for writing: '$!'"); gp_message ("debug", $subr_name , "opened file $html_output_file for writing"); $base = get_basename ($input_filename); gp_message ("debug", $subr_name, "base = $base"); if ($base =~ /$src_filename_id_regex/) { my $file_id = $1; if (defined ($function_info[$file_id]{"routine"})) { $routine = $function_info[$file_id]{"routine"}; gp_message ("debugXL", $subr_name, "target routine = $routine"); } else { my $msg = "cannot retrieve routine name for file_id = $file_id"; gp_message ("assertion", $subr_name, $msg); } } #------------------------------------------------------------------------------ # Check if the input file is empty. If so, generate a short text in the html # file and return. Otherwise open the file and read the contents. #------------------------------------------------------------------------------ $is_empty = is_file_empty ($input_filename); if ($is_empty) { #------------------------------------------------------------------------------ # The input file is empty. Write a diagnostic message in the html file and exit. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name ,"file $input_filename is empty"); my $comment = "No source listing generated by $tool_name - " . "file $input_filename is empty"; my $error_file = $outputdir . "gp-listings.err"; my $html_empty_file_ref = html_text_empty_file (\$comment, \$error_file); my @html_empty_file = @{ $html_empty_file_ref }; print NEW_HTML "$_\n" for @html_empty_file; close NEW_HTML; return (0); } else #------------------------------------------------------------------------------ # Open the input file with the source code #------------------------------------------------------------------------------ { open (SRC_LISTING, "<", $input_filename) or die ("$subr_name - unable to open file $input_filename for reading: '$!'"); gp_message ("debug", $subr_name, "opened file $input_filename for reading"); } #------------------------------------------------------------------------------ # Generate the regex for the metrics. This depends on the number of metrics. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "decimal_separator = $decimal_separator<--"); $metric_regex = ''; $metric_extra_regex = ''; for my $metric_used (1 .. $number_of_metrics) { $metric_regex .= '(\d+' . $decimal_separator . '*\d*)\s+'; } $metric_extra_regex = $metric_regex . '(\d+' . $decimal_separator . ')'; $hot_lines_regex = '^(#{2})\s+'; $hot_lines_regex .= '('.$metric_regex.')'; $hot_lines_regex .= '([0-9?]+)\.\s+(.*)'; $src_times_regex = '^(#{2}|\s{2})\s+'; $src_times_regex .= '('.$metric_extra_regex.')'; $src_times_regex .= '(.*)'; gp_message ("debugXL", $subr_name, "metric_regex = $metric_regex"); gp_message ("debugXL", $subr_name, "hot_lines_regex = $hot_lines_regex"); gp_message ("debugXL", $subr_name, "src_times_regex = $src_times_regex"); gp_message ("debugXL", $subr_name, "src_regex = $src_regex"); gp_message ("debugXL", $subr_name, "end_src1_header_regex = $end_src1_header_regex"); gp_message ("debugXL", $subr_name, "end_src2_header_regex = $end_src2_header_regex"); gp_message ("debugXL", $subr_name, "function_regex = $function_regex"); gp_message ("debugXL", $subr_name, "function2_regex = $function2_regex"); gp_message ("debugXL", $subr_name, "src_regex = $src_regex"); #------------------------------------------------------------------------------ # Read the file into memory. #------------------------------------------------------------------------------ chomp (@file_contents = <SRC_LISTING>); #------------------------------------------------------------------------------ # Identify the header lines. Make the minimal assumptions. # # In both cases, the first line after the header has whitespace. This is # followed by either one of the following: # # - <line_no>. # - <Function: # # These are the characteristics we use below. #------------------------------------------------------------------------------ for (my $line_number=0; $line_number <= $#file_contents; $line_number++) { $input_line = $file_contents[$line_number]; #------------------------------------------------------------------------------ # We found the first source code line. Bail out. #------------------------------------------------------------------------------ if (($input_line =~ /$end_src1_header_regex/) or ($input_line =~ /$end_src2_header_regex/)) { gp_message ("debugXL", $subr_name, "header time is over - hit source line"); gp_message ("debugXL", $subr_name, "line_number = $line_number"); gp_message ("debugXL", $subr_name, "input_line = $input_line"); last; } else #------------------------------------------------------------------------------ # Store the header lines in the html structure. #------------------------------------------------------------------------------ { $modified_line = "<i>" . $input_line . "</i>"; push (@modified_html, $modified_line); } } #------------------------------------------------------------------------------ # We know the source code starts at this index value: #------------------------------------------------------------------------------ $start_all_source = scalar (@modified_html); gp_message ("debugXL", $subr_name, "source starts at start_all_source = $start_all_source"); #------------------------------------------------------------------------------ # Scan the file to identify where the target source starts and ends. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "search for target function $routine"); $start_tracking = $FALSE; $found_target = $FALSE; for (my $line_number=0; $line_number <= $#file_contents; $line_number++) { $input_line = $file_contents[$line_number]; gp_message ("debugXL", $subr_name, "[$line_number] $input_line"); if ($input_line =~ /$function_regex/) { if (defined ($1) and defined ($2)) { $func_name_in_src_file = $2; my $msg = "found a function - name = $func_name_in_src_file"; gp_message ("debugXL", $subr_name, $msg); if ($start_tracking) { $start_tracking = $FALSE; $end_target_source = $line_number - 1; my $msg = "end_target_source = $end_target_source"; gp_message ("debugXL", $subr_name, $msg); last; } if ($func_name_in_src_file eq $routine) { $found_target = $TRUE; $start_tracking = $TRUE; $start_target_source = $line_number; gp_message ("debugXL", $subr_name, "found target function $routine"); gp_message ("debugXL", $subr_name, "function_name = $2 routine = $routine"); gp_message ("debugXL", $subr_name, "routine = $routine start_tracking = $start_tracking"); gp_message ("debugXL", $subr_name, "start_target_source = $start_target_source"); } } else { my $msg = "parsing line $input_line"; gp_message ("assertion", $subr_name, $msg); } } } #------------------------------------------------------------------------------ # This is not supposed to happen, but it is not a fatal error either. The # hyperlinks related to this function will not work, so a warning is issued. # A message is issued both in debug mode, and as a warning. #------------------------------------------------------------------------------ if (not $found_target) { my $msg; $msg = "target function $routine not found in $base - " . "links to source code involving this function will not work"; gp_message ("debug", $subr_name, $msg); gp_message ("warning", $subr_name, $msg); $g_total_warning_count++; return ($found_target); } #------------------------------------------------------------------------------ # Catch the line number of the last function. #------------------------------------------------------------------------------ if ($start_tracking) { $end_target_source = $#file_contents; } gp_message ("debugXL", $subr_name, "routine = $routine start_tracking = $start_tracking"); gp_message ("debugXL", $subr_name, "start_target_source = $start_target_source"); gp_message ("debugXL", $subr_name, "end_target_source = $end_target_source"); #------------------------------------------------------------------------------ # We now have the index range for the function of interest and will parse it. # Since we already handled the first line with the function marker, we start # with the line following. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Find the hot source lines and store them. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "determine the maximum metric values"); for (my $line_number=$start_target_source+1; $line_number <= $end_target_source; $line_number++) { $input_line = $file_contents[$line_number]; gp_message ("debugXL", $subr_name, " $line_number : check input_line = $input_line"); if ( $input_line =~ /$hot_lines_regex/ ) { gp_message ("debugXL", $subr_name, " $line_number : found a hot line"); #------------------------------------------------------------------------------ # We found a hot line and the metric fields are stored in $2. We turn this # string into an array and add it as a row to hot_source_lines. #------------------------------------------------------------------------------ $hot_line = $1; $metric_values = $2; gp_message ("debugXL", $subr_name, "hot_line = $hot_line"); gp_message ("debugXL", $subr_name, "metric_values = $metric_values"); my @metrics = split (" ", $metric_values); push (@hot_source_lines, [@metrics]); } gp_message ("debugXL", $subr_name, " $line_number : completed check for hot line"); } #------------------------------------------------------------------------------ # Transpose the array with the hot lines. This means each row has all the # values for a metrict and it makes it easier to determine the maximum values. #------------------------------------------------------------------------------ for my $row (keys @hot_source_lines) { my $msg = "row[" . $row . "] ="; for my $col (keys @{$hot_source_lines[$row]}) { $msg .= " $hot_source_lines[$row][$col]"; $transposed_hot_lines[$col][$row] = $hot_source_lines[$row][$col]; } } #------------------------------------------------------------------------------ # Print the maximum metric values found. Each row contains the data for a # different metric. #------------------------------------------------------------------------------ for my $row (keys @transposed_hot_lines) { my $msg = "row[" . $row . "] ="; for my $col (keys @{$transposed_hot_lines[$row]}) { $msg .= " $transposed_hot_lines[$row][$col]"; } gp_message ("debugXL", $subr_name, "hot lines = $msg"); } #------------------------------------------------------------------------------ # Determine the maximum value for each metric. #------------------------------------------------------------------------------ for my $row (keys @transposed_hot_lines) { my $max_val = 0; for my $col (keys @{$transposed_hot_lines[$row]}) { $max_val = max ($transposed_hot_lines[$row][$col], $max_val); } #------------------------------------------------------------------------------ # Convert to a floating point number. #------------------------------------------------------------------------------ if ($max_val =~ /$integer_only_regex/) { $max_val = sprintf ("%f", $max_val); } push (@max_metric_values, $max_val); } for my $metric (keys @max_metric_values) { my $msg = "$input_filename max_metric_values[$metric] = " . $max_metric_values[$metric]; gp_message ("debugXL", $subr_name, $msg); } #------------------------------------------------------------------------------ # Process those functions that are not the current target. #------------------------------------------------------------------------------ $modified_html_ref = process_non_target_source ($start_all_source, $start_target_source-1, $src_times_regex, $function_regex, $number_of_metrics, \@file_contents, \@modified_html); @modified_html = @{ $modified_html_ref }; #------------------------------------------------------------------------------ # This is the core part to process the information for the target function. #------------------------------------------------------------------------------ gp_message ("debugXL", $subr_name, "parse and process the target source"); $modified_html_ref = process_target_source ($start_target_source, $end_target_source, $routine, \@max_metric_values, $src_times_regex, $function2_regex, $number_of_metrics, \@file_contents, \@modified_html); @modified_html = @{ $modified_html_ref }; if ($end_target_source < $#file_contents) { $modified_html_ref = process_non_target_source ($end_target_source+1, $#file_contents, $src_times_regex, $function_regex, $number_of_metrics, \@file_contents, \@modified_html); @modified_html = @{ $modified_html_ref }; } gp_message ("debug", $subr_name, "completed reading source"); #------------------------------------------------------------------------------ # Add an extra line with diagnostics. # # TBD: The same is done in generate_dis_html but should be done only once. #------------------------------------------------------------------------------ if ($hp_value > 0) { my $rounded_percentage = sprintf ("%.1f", $hp_value); $threshold_line = "<i>The setting for the highlight percentage"; $threshold_line .= " (--highlight-percentage) option:"; $threshold_line .= " " . $rounded_percentage . " (%)</i>"; } else { $threshold_line = "<i>The highlight percentage feature has not been"; $threshold_line .= " enabled</i>"; } $html_home = ${ generate_home_link ("left") }; $html_end = ${ terminate_html_document () }; push (@modified_html, "</pre>"); push (@modified_html, "<br>"); push (@modified_html, $threshold_line); push (@modified_html, $html_home); push (@modified_html, "<br>"); push (@modified_html, $g_html_credits_line); push (@modified_html, $html_end); for my $i (0 .. $#modified_html) { gp_message ("debugXL", $subr_name, "[$i] -> $modified_html[$i]"); } #------------------------------------------------------------------------------ # Write the generated HTML text to file. #------------------------------------------------------------------------------ for my $i (0 .. $#modified_html) { print NEW_HTML "$modified_html[$i]" . "\n"; } close (NEW_HTML); close (SRC_LISTING); return ($found_target); } #-- End of subroutine process_source #------------------------------------------------------------------------------ # Process the source lines for the target function. #------------------------------------------------------------------------------ sub process_target_source { my $subr_name = get_my_name (); my ($start_scan, $end_scan, $target_function, $max_metric_values_ref, $src_times_regex, $function2_regex, $number_of_metrics, $file_contents_ref, $modified_html_ref) = @_; my @file_contents = @{ $file_contents_ref }; my @modified_html = @{ $modified_html_ref }; my @max_metric_values = @{ $max_metric_values_ref }; my @components = (); my $colour_coded_line; my $colour_coded_line_ref; my $hot_line; my $input_line; my $line_id; my $modified_line; my $metric_values; my $src_code_line; my $src_line_no; gp_message ("debug", $subr_name, "parse and process the core loop"); for (my $line_number=$start_scan; $line_number <= $end_scan; $line_number++) { $input_line = $file_contents[$line_number]; #------------------------------------------------------------------------------ # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $input_line =~ s/$g_less_than_regex/$g_html_less_than_regex/g; $line_id = extract_source_line_number ($src_times_regex, $function2_regex, $number_of_metrics, $input_line); gp_message ("debug", $subr_name, "line_number = $line_number : input_line = $input_line line_id = $line_id"); if ($input_line =~ /$function2_regex/) #------------------------------------------------------------------------------ # Found the function marker. #------------------------------------------------------------------------------ { if (defined ($1) and defined ($2)) { my $func_name_in_file = $2; my $spaces = $1; my $boldface = $TRUE; gp_message ("debug", $subr_name, "function_name = $2"); my $function_line = "<Function: " . $func_name_in_file . ">"; my $color_function_name = color_string ( $function_line, $boldface, $g_html_color_scheme{"target_function_name"}); my $ftag; if (exists ($g_function_tag_id{$target_function})) { $ftag = $g_function_tag_id{$target_function}; gp_message ("debug", $subr_name, "target_function = $target_function ftag = $ftag"); } else { my $msg = "no ftag found for $target_function"; gp_message ("assertion", $subr_name, $msg); } $modified_line = "<a id=\"" . $ftag . "\"></a>"; $modified_line .= $spaces . "<i>" . $color_function_name . "</i>"; } } elsif ($input_line =~ /$src_times_regex/) #------------------------------------------------------------------------------ # This is a line with metric values. #------------------------------------------------------------------------------ { gp_message ("debug", $subr_name, "input line has metrics"); $hot_line = $1; $metric_values = $2; $src_line_no = $3; $src_code_line = $4; gp_message ("debug", $subr_name, "hot_line = $hot_line"); gp_message ("debug", $subr_name, "metric_values = $metric_values"); gp_message ("debug", $subr_name, "src_line_no = $src_line_no"); gp_message ("debug", $subr_name, "src_code_line = $src_code_line"); if ($hot_line eq "##") #------------------------------------------------------------------------------ # Highlight the most expensive line. #------------------------------------------------------------------------------ { @components = split (" ", $input_line, 1+$number_of_metrics+2); $modified_line = set_background_color_string ( $input_line, $g_html_color_scheme{"background_color_hot"}); } else { #------------------------------------------------------------------------------ # Highlight those lines close enough to the most expensive line. #------------------------------------------------------------------------------ @components = split (" ", $input_line, $number_of_metrics + 2); for my $i (0 .. $number_of_metrics-1) { gp_message ("debugXL", $subr_name, "$line_number : time check components[$i] = $components[$i]"); } $colour_coded_line_ref = check_metric_values ($metric_values, \@max_metric_values); $colour_coded_line = $ {$colour_coded_line_ref}; if ($colour_coded_line) { gp_message ("debugXL", $subr_name, "$line_number : change background colour modified_line = $modified_line"); $modified_line = set_background_color_string ($input_line, $g_html_color_scheme{"background_color_lukewarm"}); } else { $modified_line = "<a id=\"line_" . $line_id . "\"></a>"; $modified_line .= "$input_line"; } } } else #------------------------------------------------------------------------------ # This is a regular line that is not modified. #------------------------------------------------------------------------------ { #------------------------------------------------------------------------------ # Add an id. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "$line_number : input line is a regular line"); $modified_line = "<a id=\"line_" . $line_id . "\"></a>"; $modified_line .= "$input_line"; } gp_message ("debug", $subr_name, "$line_number : mod = $modified_line"); push (@modified_html, $modified_line); } return (\@modified_html); } #-- End of subroutine process_target_source #------------------------------------------------------------------------------ # Process the options. Set associated variables and check the options for # correctness. For example, detect if conflicting options have been set. #------------------------------------------------------------------------------ sub process_user_options { my $subr_name = get_my_name (); my ($exp_dir_list_ref) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my %ignored_metrics = (); my $abs_path_dir; my @candidate_ignored_metrics = (); my $error_code; my $hp_value; my $msg; my $outputdir; my $target_cmd; my $rm_output_msg; my $mkdir_output_msg; my $time_percentage_multiplier; my $process_all_functions; #------------------------------------------------------------------------------ # The -o and -O options are mutually exclusive. #------------------------------------------------------------------------------ my $define_new_output_dir = $g_user_settings{"output"}{"defined"}; my $overwrite_output_dir = $g_user_settings{"overwrite"}{"defined"}; my $dir_o_option = $g_user_settings{"output"}{"current_value"}; my $dir_O_option = $g_user_settings{"overwrite"}{"current_value"}; if ($define_new_output_dir and $overwrite_output_dir) { $msg = "the -o/--output and -O/--overwrite options are both set, " . "but are mutually exclusive"; gp_message ("error", $subr_name, $msg); $msg = "(setting for -o = $dir_o_option, " . "setting for -O = $dir_O_option)"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } #------------------------------------------------------------------------------ # The warnings option is deprecated. Print a warning to this extent and point # to the --nowarnings option. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Handle the situation that both or one of the highlight-percentage and hp # options are set. #------------------------------------------------------------------------------ if ($g_user_settings{"warnings"}{"defined"}) { $msg = "<br>" . "the --warnings option has been deprecated and"; $msg .= " will be ignored"; gp_message ("warning", $subr_name, $msg); if ($g_user_settings{"nowarnings"}{"defined"}) { $msg = "since the --nowarnings option is also used, warnings"; $msg .= " are disabled"; gp_message ("warning", $subr_name, $msg); } else { $msg = "by default, warnings are enabled and can be disabled with"; gp_message ("warning", $subr_name, $msg); $msg = " the --nowarnings option"; gp_message ("warning", $subr_name, $msg); } $g_total_warning_count++; } #------------------------------------------------------------------------------ # In case both the --highlight-percentage and -hp option are set, issue a # warning and continue with the --highlight-percentage value. #------------------------------------------------------------------------------ if ($g_user_settings{"hp"}{"defined"}) { $msg = "<br>" . "the -hp option has been deprecated and"; $msg .= " will be ignored"; gp_message ("warning", $subr_name, $msg); if ($g_user_settings{"highlight_percentage"}{"defined"}) { $msg = "since the --highlight-percentage option is also used,"; $msg .= " the value of "; $msg .= $g_user_settings{"highlight_percentage"}{"current_value"}; $msg .= " will be applied"; gp_message ("warning", $subr_name, $msg); } else { #------------------------------------------------------------------------------ # If only the -hp option is set, we use it, because we do not want to break # compatibility (yet) and force the user to change the option. #------------------------------------------------------------------------------ ## FUTURE $msg = "instead, the default setting of " ## FUTURE $msg .= $g_user_settings{"highlight_percentage"}{"current_value"}; ## FUTURE $msg .= " for the --highlight-percentage will be used"; ## FUTURE gp_message ("warning", $subr_name, $msg); ## FUTURE $msg = "please use this option to set the highlighting value"; ## FUTURE gp_message ("warning", $subr_name, $msg); $g_user_settings{"highlight_percentage"}{"current_value"} = $g_user_settings{"hp"}{"current_value"}; $g_user_settings{"highlight_percentage"}{"defined"} = $TRUE; $msg = "for now, the value of " . $g_user_settings{"hp"}{"current_value"} . " for the -hp option is used, but please change the" . " option to --highlight-percentage"; gp_message ("warning", $subr_name, $msg); } $g_total_warning_count++; } #------------------------------------------------------------------------------ # Regardless of the use of the -hp option, we continue with the value for # highlight-percentage. Some more checks are carried out now. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # This value should be in the interval [0,100]. # the number to be positive, but the limits have not been checked yet. #------------------------------------------------------------------------------ $hp_value = $g_user_settings{"highlight_percentage"}{"current_value"}; if (($hp_value < 0) or ($hp_value > 100)) { $msg = "the value for the highlight percentage is set to $hp_value,"; $msg .= " but must be in the range [0, 100]"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } elsif ($hp_value == 0.0) #------------------------------------------------------------------------------ # A value of zero is interpreted to mean that highlighting should be disabled. # To make the checks for this later on easier, set it to an integer value of 0. #------------------------------------------------------------------------------ { $g_user_settings{"highlight_percentage"}{"current_value"} = 0; $msg = "reset the highlight percentage value from 0.0 to"; $msg .= " " . $g_user_settings{"highlight_percentage"}{"current_value"}; gp_message ("debug", $subr_name, $msg); } #------------------------------------------------------------------------------ # The value for TP should be in the interval (0,100]. We already enforced # the number to be positive, but the limits have not been checked yet. #------------------------------------------------------------------------------ my $tp_value = $g_user_settings{"threshold_percentage"}{"current_value"}; if (($tp_value < 0) or ($tp_value > 100)) { $msg = "the value for the total percentage is set to $tp_value,"; $msg .= " but must be in the range (0, 100]"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } else { $time_percentage_multiplier = $tp_value/100.0; # Ruud if (($TIME_PERCENTAGE_MULTIPLIER*100.) >= 100.) if ($tp_value == 100) { $process_all_functions = $TRUE; # ensure that all routines are handled } else { $process_all_functions = $FALSE; } $msg = "value of time_percentage_multiplier = " . $time_percentage_multiplier; gp_message ("debugM", $subr_name, $msg); $msg = "value of process_all_functions = " . ($process_all_functions ? "TRUE" : "FALSE"); gp_message ("debugM", $subr_name, $msg); } #------------------------------------------------------------------------------ # If imetrics has been set, split the list into the individual metrics that # need to be excluded. The associated hash called $ignore_metrics has the # to be excluded metrics as an index. The value of $TRUE assigned does not # really matter. #------------------------------------------------------------------------------ if ($g_user_settings{"ignore_metrics"}{"defined"}) { @candidate_ignored_metrics = split (":", $g_user_settings{"ignore_metrics"}{"current_value"}); } for my $metric (@candidate_ignored_metrics) { # TBD: bug? $ignored_metrics{$metric} = $FALSE; $ignored_metrics{$metric} = $TRUE; } for my $metric (keys %ignored_metrics) { my $msg = "ignored_metrics{$metric} = $ignored_metrics{$metric}"; gp_message ("debugM", $subr_name, $msg); } #------------------------------------------------------------------------------ # Check if the experiment directories exist and if they do, add the absolute # path. This is easier in the remainder. #------------------------------------------------------------------------------ for my $i (0 .. $#exp_dir_list) { if (-d $exp_dir_list[$i]) { $abs_path_dir = Cwd::abs_path ($exp_dir_list[$i]); $exp_dir_list[$i] = $abs_path_dir; $msg = "directory $exp_dir_list[$i] exists"; gp_message ("debugM", $subr_name, $msg); } } return (\%ignored_metrics, $outputdir, $time_percentage_multiplier, $process_all_functions, \@exp_dir_list); } #-- End of subroutine process_user_options #------------------------------------------------------------------------------ # This function addresses a legacy issue. # # In binutils 2.40, the "gprofng display text" tool may add a string in the # function overviews. This did not add any value and was disruptive to the # output. It has been removed in 2.41, but in order to support the older # versions of gprofng, the string is removed before the data is processed. # # Note: the double space in "-- no" is not a typo in this code! #------------------------------------------------------------------------------ sub remove_redundant_string { my $subr_name = get_my_name (); my ($target_array_ref) = @_; my @target_array = @{ $target_array_ref }; my $msg; my $redundant_string = " -- no functions found"; for (my $line = 0; $line <= $#target_array; $line++) { $target_array[$line] =~ s/$redundant_string//; } $msg = "removed any occurrence of " . $redundant_string; gp_message ("debugM", $subr_name, $msg); return (\@target_array); } #-- End of subroutine remove_redundant_string #------------------------------------------------------------------------------ # This is a hopefully temporary routine to disable/ignore selected user # settings. As the functionality expands, this list will get shorter. #------------------------------------------------------------------------------ sub reset_selected_settings { my $subr_name = get_my_name (); $g_locale_settings{"decimal_separator"} = "\\."; $g_locale_settings{"convert_to_dot"} = $FALSE; $g_user_settings{func_limit}{current_value} = 1000000; gp_message ("debug", $subr_name, "reset selected settings"); return (0); } #-- End of subroutine reset_selected_settings #------------------------------------------------------------------------------ # There may be various different visibility characters in a metric definition. # For example: e+%CPI. # # Internally we use a normalized definition that only uses the dot (e.g. # e.CPI) as an index into the description structure. # # Here we reduce the incoming metric definition to the normalized form, look # up the text, and return a pointer to it. #------------------------------------------------------------------------------ sub retrieve_metric_description { my $subr_name = get_my_name (); my ($metric_name_ref, $metric_description_ref) = @_; my $metric_name = ${ $metric_name_ref }; my %metric_description = %{ $metric_description_ref }; my $description; my $normalized_metric; $metric_name =~ /([ei])([\.\+%]+)(.*)/; if (defined ($1) and defined ($3)) { $normalized_metric = $1 . "." . $3; } else { my $msg = "metric $metric_name has an unknown format"; gp_message ("assertion", $subr_name, $msg); } if (defined ($metric_description{$normalized_metric})) { $description = $metric_description{$normalized_metric}; } else { my $msg = "description for normalized metric $normalized_metric not found"; gp_message ("assertion", $subr_name, $msg); } return (\$description); } #-- End of subroutine retrieve_metric_description #------------------------------------------------------------------------------ # TBD. #------------------------------------------------------------------------------ sub rnumerically { my ($f1,$f2); if ($a =~ /^([^\d]*)(\d+)/) { $f1 = int ($2); if ($b=~ /^([^\d]*)(\d+)/) { $f2 = int ($2); $f1 == $f2 ? 0 : ($f1 > $f2 ? -1 : +1); } } else { return ($b <=> $a); } } #-- End of subroutine rnumerically #------------------------------------------------------------------------------ # TBD: Remove - not used any longer. # Set the architecture and associated regular expressions. #------------------------------------------------------------------------------ sub set_arch_and_regexes { my $subr_name = get_my_name (); my ($arch_uname) = @_; my $architecture_supported; gp_message ("debug", $subr_name, "arch_uname = $arch_uname"); if ($arch_uname eq "x86_64") { #x86/x64 hardware uses jump $architecture_supported = $TRUE; # $arch='x64'; # $regex=':\s+(j).*0x[0-9a-f]+'; # $subexp='(\[\s*)(0x[0-9a-f]+)'; # $linksubexp='(\[\s*)(0x[0-9a-f]+)'; gp_message ("debug", $subr_name, "detected $arch_uname hardware"); $architecture_supported = $TRUE; $g_arch_specific_settings{"arch_supported"} = $TRUE; $g_arch_specific_settings{"arch"} = 'x64'; $g_arch_specific_settings{"regex"} = ':\s+(j).*0x[0-9a-f]+'; $g_arch_specific_settings{"subexp"} = '(\[\s*)(0x[0-9a-f]+)'; $g_arch_specific_settings{"linksubexp"} = '(\[\s*)(0x[0-9a-f]+)'; } #------------------------------------------------------------------------------ # TBD: Remove the elsif block #------------------------------------------------------------------------------ elsif ($arch_uname=~m/sparc/s) { #sparc hardware uses branch $architecture_supported = $FALSE; # $arch='sparc'; # $regex=':\s+(c|b|fb).*0x[0-9a-f]+\s*$'; # $subexp='(\s*)(0x[0-9a-f]+)\s*$'; # $linksubexp='(\s*)(0x[0-9a-f]+\s*$)'; # gp_message ("debug", $subr_name, "detected $arch_uname hardware arch = $arch - this is no longer supported"); $architecture_supported = $FALSE; $g_arch_specific_settings{arch_supported} = $FALSE; $g_arch_specific_settings{arch} = 'sparc'; $g_arch_specific_settings{regex} = ':\s+(c|b|fb).*0x[0-9a-f]+\s*$'; $g_arch_specific_settings{subexp} = '(\s*)(0x[0-9a-f]+)\s*$'; $g_arch_specific_settings{linksubexp} = '(\s*)(0x[0-9a-f]+\s*$)'; } else { $architecture_supported = $FALSE; gp_message ("debug", $subr_name, "detected $arch_uname hardware - this not supported; limited functionality"); } return ($architecture_supported); } #-- End of subroutine set_arch_and_regexes #------------------------------------------------------------------------------ # Set the background color of the input string. # # For supported colors, see: # https://www.w3schools.com/colors/colors_names.asp #------------------------------------------------------------------------------ sub set_background_color_string { my $subr_name = get_my_name (); my ($input_string, $color) = @_; my $background_color_string; my $msg; $msg = "color = $color input_string = $input_string"; gp_message ("debugXL", $subr_name, $msg); $background_color_string = "<span style='background-color: " . $color . "'>" . $input_string . "</span>"; $msg = "color = $color background_color_string = " . $background_color_string; gp_message ("debugXL", $subr_name, $msg); return ($background_color_string); } #-- End of subroutine set_background_color_string #------------------------------------------------------------------------------ # Set the g_debug_size structure for a given value for "size". Also set the # value in $g_user_settings{"debug"}{"current_value"} #------------------------------------------------------------------------------ sub set_debug_size { my $subr_name = get_my_name (); my $debug_value = lc ($g_user_settings{"debug"}{"current_value"}); #------------------------------------------------------------------------------ # Set the corresponding sizes in the table. A value of "on" is equivalent to # size "s". #------------------------------------------------------------------------------ if (($debug_value eq "on") or ($debug_value eq "s")) { $g_debug_size{"on"} = $TRUE; $g_debug_size{"s"} = $TRUE; } elsif ($debug_value eq "m") { $g_debug_size{"on"} = $TRUE; $g_debug_size{"s"} = $TRUE; $g_debug_size{"m"} = $TRUE; } elsif ($debug_value eq "l") { $g_debug_size{"on"} = $TRUE; $g_debug_size{"s"} = $TRUE; $g_debug_size{"m"} = $TRUE; $g_debug_size{"l"} = $TRUE; } elsif ($debug_value eq "xl") { $g_debug_size{"on"} = $TRUE; $g_debug_size{"s"} = $TRUE; $g_debug_size{"m"} = $TRUE; $g_debug_size{"l"} = $TRUE; $g_debug_size{"xl"} = $TRUE; } else #------------------------------------------------------------------------------ # Any other value is considered to disable debugging. #------------------------------------------------------------------------------ { ## $g_user_settings{"debug"}{"current_value"} = "off"; $g_debug = $FALSE; $g_debug_size{"on"} = $FALSE; $g_debug_size{"s"} = $FALSE; $g_debug_size{"m"} = $FALSE; $g_debug_size{"l"} = $FALSE; $g_debug_size{"xl"} = $FALSE; } #------------------------------------------------------------------------------ # Activate in case of an emergency :-) #------------------------------------------------------------------------------ my $show_sizes = $FALSE; if ($show_sizes) { if ($g_debug_size{$debug_value}) { for my $i (keys %g_debug_size) { print "$subr_name g_debug_size{$i} = $g_debug_size{$i}\n"; } } } return (0); } #-- End of subroutine set_debug_size #------------------------------------------------------------------------------ # This subroutine defines the default metrics. #------------------------------------------------------------------------------ sub set_default_metrics { my $subr_name = get_my_name (); my ($outfile1, $ignored_metrics_ref) = @_; my %ignored_metrics = %{ $ignored_metrics_ref }; my %metric_description = (); my %metric_found = (); my $detail_metrics; my $detail_metrics_system; my $call_metrics = ""; my $summary_metrics = ""; open (METRICS, "<", $outfile1) or die ("Unable to open metrics file $outfile1 for reading - '$!'"); gp_message ("debug", $subr_name, "opened $outfile1 for reading"); while (<METRICS>) { my $metric_line = $_; chomp ($metric_line); gp_message ("debug", $subr_name,"the value of metric_line = $metric_line"); #------------------------------------------------------------------------------ # Decode the metric part of the input line. If a valid line, return the # metric components. Otherwise return "skipped" in the metric_spec field. #------------------------------------------------------------------------------ my ($metric_spec, $metric_flavor, $metric_visibility, $metric_name, $metric_description) = extract_metric_specifics ($metric_line); gp_message ("debug", $subr_name, "metric_spec = $metric_spec"); gp_message ("debug", $subr_name, "metric_flavor = $metric_flavor"); if ($metric_spec eq "skipped") #------------------------------------------------------------------------------ # Not a valid input line. #------------------------------------------------------------------------------ { gp_message ("debug", $subr_name, "skipped line: $metric_line"); } else { #------------------------------------------------------------------------------ # A valid metric field has been found. #------------------------------------------------------------------------------ gp_message ("debug", $subr_name, "metric_name = $metric_name"); gp_message ("debug", $subr_name, "metric_description = $metric_description"); # if (exists ($IMETRICS{$m})){ if ($g_user_settings{"ignore_metrics"}{"defined"} and exists ($ignored_metrics{$metric_name})) { gp_message ("debug", $subr_name, "user requested to ignore metric $metric_name"); next; } #------------------------------------------------------------------------------ # Only the exclusive metric is selected. #------------------------------------------------------------------------------ if ($metric_flavor eq "e") { $metric_found{$metric_spec} = $TRUE; $metric_description{$metric_spec} = $metric_description; # TBD: remove the -AO: gp_message ("debug", $subr_name,"-AO metric_description{$metric_spec} = $metric_description{$metric_spec}"); $summary_metrics .= $metric_spec.":"; $call_metrics .= "a.".$metric_name.":"; } } } close (METRICS); chop ($call_metrics); chop ($summary_metrics); $detail_metrics = $summary_metrics; $detail_metrics_system = $summary_metrics; return (\%metric_description, \%metric_found, $summary_metrics, $detail_metrics, $detail_metrics_system, $call_metrics); } #-- End of subroutine set_default_metrics #------------------------------------------------------------------------------ # Set various system specific variables. These depend upon both the processor # architecture and OS. The values are stored in global structure # g_arch_specific_settings. #------------------------------------------------------------------------------ sub set_system_specific_variables { my $subr_name = get_my_name (); my ($arch_uname, $arch_uname_s) = @_; my $elf_arch; my $read_elf_cmd; my $elf_support; my $architecture_supported; my $arch; my $regex; my $subexp; my $linksubexp; if ($arch_uname eq "x86_64") { #------------------------------------------------------------------------------ # x86/x64 hardware uses jump #------------------------------------------------------------------------------ $architecture_supported = $TRUE; $arch = 'x64'; $regex =':\s+(j).*0x[0-9a-f]+'; $subexp ='(\[\s*)(0x[0-9a-f]+)'; $linksubexp ='(\[\s*)(0x[0-9a-f]+)'; # gp_message ("debug", $subr_name, "detected $arch_uname hardware arch = $arch"); $g_arch_specific_settings{"arch_supported"} = $TRUE; $g_arch_specific_settings{"arch"} = 'x64'; #------------------------------------------------------------------------------ # Define the regular expressions to parse branch instructions. #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # TBD: Need much more than these #------------------------------------------------------------------------------ $g_arch_specific_settings{"regex"} = '\.*([0-9a-fA-F]*):\s+(j).*\s*0x([0-9a-fA-F]+)'; $g_arch_specific_settings{"subexp"} = '(0x[0-9a-f]+)'; $g_arch_specific_settings{"linksubexp"} = '(\s*)(0x[0-9a-f]+)'; } else { $architecture_supported = $FALSE; $g_arch_specific_settings{"arch_supported"} = $FALSE; } #------------------------------------------------------------------------------ # TBD Ruud: need to handle this better #------------------------------------------------------------------------------ if ($arch_uname_s eq "Linux") { $elf_arch = $arch_uname_s; $read_elf_cmd = $g_mapped_cmds{"readelf"}; if ($read_elf_cmd eq "road to nowhere") { $elf_support = $FALSE; } else { $elf_support = $TRUE; } gp_message ("debugXL", $subr_name, "elf_support = $elf_support read_elf_cmd = $read_elf_cmd elf_arch = $elf_arch"); } else { gp_message ("abort", $subr_name, "the $arch_uname_s operating system is not supported"); } return ($architecture_supported, $elf_arch, $elf_support); } #-- End of subroutine set_system_specific_variables #------------------------------------------------------------------------------ # TBD #------------------------------------------------------------------------------ sub set_title { my $subr_name = get_my_name (); my ($function_info_ref, $func, $from_where) = @_ ; my $msg; my @function_info = @{$function_info_ref}; my $filename = $func ; my $base; my $first_line; my $file_is_empty; my $src_file; my $RI; my $the_title; my $routine = "?"; my $DIS; my $SRC; chomp ($filename); $base = get_basename ($filename); gp_message ("debug", $subr_name, "from_where = $from_where"); gp_message ("debug", $subr_name, "base = $base filename = $filename"); if ($from_where eq "process source") { if ($base =~ /^file\.(\d+)\.src\.txt$/) { if (defined ($1)) { $RI = $1; } else { $msg = "unexpected error encountered parsing $filename"; gp_message ("assertion", $subr_name, $msg); } } $the_title = "Source"; } elsif ($from_where eq "disassembly") { if ($base =~ /^file\.(\d+)\.dis$/) { if (defined ($1)) { $RI = $1; } else { $msg = "unexpected error encountered parsing $filename"; gp_message ("assertion", $subr_name, $msg); } } $the_title = "Disassembly"; } else { $msg = "called from unknown routine - $from_where"; gp_message ("assertion", $subr_name, $msg); } if (defined ($function_info[$RI]{"routine"})) { $routine = $function_info[$RI]{"routine"}; } if ($from_where eq "process source") { $file_is_empty = is_file_empty ($filename); if ($file_is_empty) { $src_file = ""; } else { open ($SRC, "<", $filename) or die ("$subr_name - unable to open source file $filename for reading:'$!'"); gp_message ("debug", $subr_name, "opened file $filename for reading"); $first_line = <$SRC>; chomp ($first_line); close ($SRC); gp_message ("debug", $subr_name, "first_line = $first_line"); if ($first_line =~ /^Source\s+file:\s+([^\s]+)/) { $src_file = $1 } else { $src_file = ""; } } } elsif ($from_where eq "disassembly") { $msg = "unable to open disassembly file $filename for reading:"; open ($DIS, "<", $filename) or die ($subr_name . " - " . $msg . " " . $!); gp_message ("debug", $subr_name, "opened file $filename for reading"); $file_is_empty = is_file_empty ($filename); if ($file_is_empty) #------------------------------------------------------------------------------ # Currently, the disassembly file for <static> functions appears to be empty # on aarch64. This might be a bug, but it is in any case better to handle # this situation. #------------------------------------------------------------------------------ { $first_line = ""; $msg = "file $filename is empty"; gp_message ("debugM", $subr_name, $msg); } else { $first_line = <$DIS>; } close ($DIS); if ($first_line =~ /^Source\s+file:\s+([^\s]+)/) { $src_file = "$1" } else { $src_file = ""; } } if (length ($routine)) { $the_title .= " $routine"; } if (length ($src_file)) { if ($src_file ne "(unknown)") { $the_title .= " ($src_file)"; } else { $the_title .= " $src_file"; } } return ($the_title); } #-- End of subroutine set_title #------------------------------------------------------------------------------ # Handles where the output should go. If needed, a directory to store the # results in is created. #------------------------------------------------------------------------------ sub set_up_output_directory { my $subr_name = get_my_name (); my $error_code; my $msg; my $mkdir_output_msg; my $outputdir = "does_not_exist_yet"; my $rm_output_msg; my $success; my $target_cmd; my $define_new_output_dir = $g_user_settings{"output"}{"defined"}; my $overwrite_output_dir = $g_user_settings{"overwrite"}{"defined"}; if ((not $define_new_output_dir) and (not $overwrite_output_dir)) #------------------------------------------------------------------------------ # If neither -o or -O are set, find the next number to be used in the name for # the default output directory. #------------------------------------------------------------------------------ { my $dir_id = 1; while (-d "display.".$dir_id.".html") { $dir_id++; } $outputdir = "display.".$dir_id.".html"; } elsif ($define_new_output_dir) #------------------------------------------------------------------------------ # The output directory is defined with the -o option. #------------------------------------------------------------------------------ { $outputdir = $g_user_settings{"output"}{"current_value"}; } elsif ($overwrite_output_dir) #------------------------------------------------------------------------------ # The output directory is defined with the -O option. #------------------------------------------------------------------------------ { $outputdir = $g_user_settings{"overwrite"}{"current_value"}; } #------------------------------------------------------------------------------ # The name of the output directory is known and we can proceed. #------------------------------------------------------------------------------ $msg = "the target output directory is $outputdir"; gp_message ("debug", $subr_name, $msg); if (-d $outputdir) { #------------------------------------------------------------------------------ # The -o option is used, but the directory already exists. #------------------------------------------------------------------------------ if ($define_new_output_dir) { $msg = "directory $outputdir already exists"; gp_message ("error", $subr_name, $msg); $msg = "use the -O/--overwite option to overwrite an"; $msg .= " existing directory"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } elsif ($overwrite_output_dir) #------------------------------------------------------------------------------ # It is a bit risky to remove this directory and so we proceed with caution. # What if the user decides to call it "*" e.g. "-O \*" for example? While this # should have been caught when processing the options, we still like to # be very cautious here before executing /bin/rm -rf. #------------------------------------------------------------------------------ { if ($outputdir eq "*") { $msg = "it is not allowed to use * as a value for the -O option"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } else { #------------------------------------------------------------------------------ # The output directory exists, but it is okay to overwrite it. It is # removed here and created again below. #------------------------------------------------------------------------------ $target_cmd = $g_mapped_cmds{"rm"} . " -rf " . $outputdir; ($error_code, $rm_output_msg) = execute_system_cmd ($target_cmd); if ($error_code != 0) { $msg = "fatal error when trying to remove $outputdir"; gp_message ("error", $subr_name, $rm_output_msg); gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } else { $msg = "directory $outputdir has been removed"; gp_message ("debug", $subr_name, $msg); } } } } #-- End of if-check for $outputdir #------------------------------------------------------------------------------ # When we get here, the fatal scenarios have not occurred and the name for # $outputdir is known. Time to create it. Note that recursive creation is # supported and the user umask settings control the access permissions. #------------------------------------------------------------------------------ $target_cmd = $g_mapped_cmds{"mkdir"} . " -p " . $outputdir; ($error_code, $mkdir_output_msg) = execute_system_cmd ($target_cmd); if ($error_code != 0) { $msg = "a fatal problem occurred when creating directory $outputdir"; gp_message ("error", $subr_name, $mkdir_output_msg); gp_message ("error", $subr_name, $msg); $g_total_error_count++; gp_message ("abort", $subr_name, $g_abort_msg); } else { $msg = "created output directory $outputdir"; gp_message ("debug", $subr_name, $msg); } return ($outputdir); } #-- End of subroutine set_up_output_directory #------------------------------------------------------------------------------ # Split a line with function data into 3 components. #------------------------------------------------------------------------------ sub split_function_data_line { my $subr_name = get_my_name (); my ($input_line_ref) = @_; my $input_line = ${ $input_line_ref }; my $decimal_separator = $g_locale_settings{"decimal_separator"}; my $full_hex_address; my $function_name; my $hex_address; my $length_metric_list; my $length_remainder; my $length_target_string; my $list_with_metrics; my $marker; my $msg; my $reduced_line; my $remainder; my @hex_addresses = (); my @special_marker = (); my @the_function_name = (); my $find_hex_address_regex = '\s*(\d+:0x[a-fA-F0-9]+)\s+(.*)'; my $find_marker_regex = '(^\*).*'; my $find_metrics_1_regex = '\)*\ +([0-9,' . $decimal_separator; $find_metrics_1_regex .= '\ ]*$)'; my $find_metrics_2_regex = '\)*\ +\[.+\]\s+([0-9,' . $decimal_separator; $find_metrics_2_regex = '\ ]*$)'; my $get_hex_address_regex = '(\d+):0x(\S+)'; $reduced_line = $input_line; if ($input_line =~ /$find_hex_address_regex/) { if (defined ($1) ) { $full_hex_address = $1; $reduced_line =~ s/$full_hex_address//; $msg = "full_hex_address = " . $full_hex_address; gp_message ("debugXL", $subr_name, $msg); $msg = "reduced_line = " . $reduced_line; gp_message ("debugXL", $subr_name, $msg); } if (defined ($2) ) { $remainder = $2; $msg = "remainder = " . $remainder; gp_message ("debugXL", $subr_name, $msg); if (($remainder =~ /$find_metrics_1_regex/) or ($remainder =~ /$find_metrics_2_regex/)) { if (defined ($1)) { $list_with_metrics = $1; $msg = "before list_with_metrics = " . $list_with_metrics; gp_message ("debugXL", $subr_name, $msg); $list_with_metrics =~ s/$g_rm_surrounding_spaces_regex//g; $msg = "after list_with_metrics = " . $list_with_metrics; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # Remove the function name from the string. #------------------------------------------------------------------------------ $length_remainder = length ($remainder); $length_metric_list = length ($list_with_metrics); $msg = "length remainder = " . $length_remainder; gp_message ("debugXL", $subr_name, $msg); $msg = "length list_with_metrics = " . $length_metric_list; gp_message ("debugXL", $subr_name, $msg); $length_target_string = $length_remainder - $length_metric_list - 1; $function_name = substr ($remainder, 0, $length_target_string, ''); $msg = "new function_name = " . $function_name; gp_message ("debugXL", $subr_name, $msg); $reduced_line = $function_name; $reduced_line =~ s/$g_rm_surrounding_spaces_regex//g; $msg = "reduced_line = " . $reduced_line; gp_message ("debugXL", $subr_name, $msg); #------------------------------------------------------------------------------ # In some lines, the function name has a "*" prepended. Isolate this marker # and later on remove it from the function name. # TBD: Can probably be done more efficiently. #------------------------------------------------------------------------------ if ($reduced_line =~ /$find_marker_regex/) { if (defined ($1)) { $marker = $1; $msg = "found the marker = " . $marker; gp_message ("debugXL", $subr_name, $msg); } else { $msg = "first character in " . $reduced_line ; $msg .= " is not expected"; gp_message ("assertion", $subr_name, $msg); } } else { $marker = "X"; } } else { $msg = "failure to find metric values following the "; $msg .= "function name"; gp_message ("assertion", $subr_name, $msg); } } else { $msg = "cannot find metric values in remainder"; gp_message ("debugXL", $subr_name, $msg); gp_message ("assertion", $subr_name, $msg); } } #------------------------------------------------------------------------------ # We now have the 3 main objects from the input line. Next, they are processed # and stored. #------------------------------------------------------------------------------ if ($full_hex_address =~ /$get_hex_address_regex/) { if (defined ($1) and defined ($2)) { $hex_address = "0x" . $2; push (@hex_addresses, $full_hex_address); $msg = "pushed full_hex_address = " . $full_hex_address; gp_message ("debugXL", $subr_name, $msg); } } else { $msg = "full_hex_address = $full_hex_address has an unknown format"; gp_message ("assertion", $subr_name, $msg); } if ($marker eq "*") { push (@special_marker, "*"); } else { push (@special_marker, "X"); } $reduced_line =~ s/^\*//; $msg = "RESULT full_hex_address = " . $full_hex_address; $msg .= " -- metric values = " . $list_with_metrics; $msg .= " -- marker = " . $marker; $msg .= " -- function name = " . $reduced_line; gp_message ("debugXL", $subr_name, $msg); } return (\$full_hex_address, \$marker, \$reduced_line, \$list_with_metrics); } #-- End of subroutine split_function_data_line #------------------------------------------------------------------------------ # Routine to generate webfriendly names #------------------------------------------------------------------------------ sub tag_name { my $subr_name = get_my_name (); my ($target_name) = @_; #------------------------------------------------------------------------------ # Keeps track how many names have been tagged already. #------------------------------------------------------------------------------ state $S_total_tagged_names = 0; my $msg; my $unique_name; gp_message ("debug", $subr_name, "target_name on entry = $target_name"); #------------------------------------------------------------------------------ # Undo conversion of < in to < #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # TBD: Legacy - What is going on here and is this really needed?! # We need to replace the "<" symbol in the code by "<". #------------------------------------------------------------------------------ $target_name =~ s/$g_html_less_than_regex/$g_less_than_regex/g; #------------------------------------------------------------------------------ # Remove inlining info #------------------------------------------------------------------------------ $target_name =~ s/, instructions from source file.*//; if (defined $g_tagged_names{$target_name}) { $msg = "target_name = $target_name is already defined: "; $msg .= $g_tagged_names{$target_name}; gp_message ("debug", $subr_name, $msg); $msg = "target_name on return = $target_name"; gp_message ("debug", $subr_name, $msg); return ($g_tagged_names{$target_name}); } else { $unique_name = "ftag".$S_total_tagged_names; $S_total_tagged_names++; $g_tagged_names{$target_name} = $unique_name; $msg = "target_name = $target_name is new and added: "; $msg .= "g_tagged_names{$target_name} = $g_tagged_names{$target_name}"; gp_message ("debug", $subr_name, $msg); $msg = "target_name on return = $target_name"; gp_message ("debug", $subr_name, $msg); return ($unique_name); } } #-- End of subroutine tag_name #------------------------------------------------------------------------------ # Generate a string to terminate the HTML document. #------------------------------------------------------------------------------ sub terminate_html_document { my $subr_name = get_my_name (); my $html_line; $html_line = "</body>\n"; $html_line .= "</html>"; return (\$html_line); } #-- End of subroutine terminate_html_document #------------------------------------------------------------------------------ # Perform some basic checks to ensure the input data is consistent. This part # could be refined and expanded over time. For example by using a checksum # mechanism to verify the consistency of the executables. #------------------------------------------------------------------------------ sub verify_consistency_experiments { my $subr_name = get_my_name (); my ($exp_dir_list_ref) = @_; my @exp_dir_list = @{ $exp_dir_list_ref }; my $executable_name; my $full_path_executable_name; my $msg; my $ref_executable_name; my $first_exp_dir = $TRUE; my $count_differences = 0; #------------------------------------------------------------------------------ # Enforce that the full path names to the executable are the same. This could # be overkill and a checksum approach would be more flexible. #------------------------------------------------------------------------------ for my $full_exp_dir (@exp_dir_list) { my $exp_dir = get_basename ($full_exp_dir); gp_message ("debug", $subr_name, "exp_dir = $exp_dir"); if ($first_exp_dir) { $first_exp_dir = $FALSE; $ref_executable_name = $g_exp_dir_meta_data{$exp_dir}{"full_path_exec"}; $msg = "ref_executable_name = " . $ref_executable_name; gp_message ("debug", $subr_name, $msg); next; } $full_path_executable_name = $g_exp_dir_meta_data{$exp_dir}{"full_path_exec"}; $msg = "full_path_executable_name = " . $full_path_executable_name; gp_message ("debug", $subr_name, $msg); if ($full_path_executable_name ne $ref_executable_name) { $count_differences++; $msg = $full_path_executable_name . " does not match"; $msg .= " " . $ref_executable_name; gp_message ("debug", $subr_name, $msg); } } $executable_name = get_basename ($ref_executable_name); return ($count_differences, $executable_name); } #-- End of subroutine verify_consistency_experiments #------------------------------------------------------------------------------ # Check if the input item is valid for the data type specified. Validity is # verified in the context of gprofng. The definition for the metrics is a # good example of that. #------------------------------------------------------------------------------ sub verify_if_input_is_valid { my $subr_name = get_my_name (); my ($input_item, $data_type) = @_; my $msg; my $return_value = $FALSE; #------------------------------------------------------------------------------ # These value are allowed to be case insensitive, so we convert to lower # case first. #------------------------------------------------------------------------------ if (($data_type eq "onoff") or ($data_type eq "size")) { $input_item = lc ($input_item); } if ($data_type eq "metrics") #------------------------------------------------------------------------------ # A gprofng metric definition. Either consists of "default" only, or starts # with e or i, followed by one or more from the set {.,%,!,+} and a keyword. # This pattern may be repeated with a ":" as the separator. #------------------------------------------------------------------------------ { my @metric_list = split (":", $input_item); #------------------------------------------------------------------------------ # Check if the pattern is valid. If not, bail out and return $FALSE. #------------------------------------------------------------------------------ for my $metric (@metric_list) { if ($metric =~ /^default$|^[ei]*[\.%\!\+]+[a-z]*$/) { $return_value = $TRUE; } else { $return_value = $FALSE; last; } } } elsif ($data_type eq "metric_names") #------------------------------------------------------------------------------ # A gprofng metric definition but without the flavour and visibility . Either # the name consists of "default" only, or a keyword with lowercase letters # only. This pattern may be repeated with a ":" as the separator. #------------------------------------------------------------------------------ { my @metric_list = split (":", $input_item); #------------------------------------------------------------------------------ # Check if the pattern is valid. If not, bail out and return $FALSE. #------------------------------------------------------------------------------ for my $metric (@metric_list) { if ($metric =~ /^default$|^[a-z]*$/) { $return_value = $TRUE; } else { $return_value = $FALSE; last; } } } elsif ($data_type eq "path") #------------------------------------------------------------------------------ # This can be almost anything, including "/" and "." #------------------------------------------------------------------------------ { if ($input_item =~ /^[\w\/\.\-]*$/) { $return_value = $TRUE; } } elsif ($data_type eq "boolean") { #------------------------------------------------------------------------------ # This is TRUE (=1) or FALSE (0). #------------------------------------------------------------------------------ if ($input_item =~ /^[01]$/) { $return_value = $TRUE; } } elsif ($data_type eq "onoff") #------------------------------------------------------------------------------ # This is either "on" OR "off". #------------------------------------------------------------------------------ { if ($input_item =~ /^on$|^off$/) { $return_value = $TRUE; } } elsif ($data_type eq "size") #------------------------------------------------------------------------------ # Supported values are "on", "off", "s", "m", "l", or "xl". #------------------------------------------------------------------------------ { if ($input_item =~ /^on$|^off$|^s$|^m$|^l$|^xl$/) { $return_value = $TRUE; } } elsif ($data_type eq "pinteger") #------------------------------------------------------------------------------ # This is a positive integer. #------------------------------------------------------------------------------ { if ($input_item =~ /^\d*$/) { $return_value = $TRUE; } } elsif ($data_type eq "integer") #------------------------------------------------------------------------------ # This is a positive or negative integer. #------------------------------------------------------------------------------ { if ($input_item =~ /^\-?\d*$/) { $return_value = $TRUE; } } elsif ($data_type eq "pfloat") #------------------------------------------------------------------------------ # This is a positive floating point number, but we accept a positive integer # number as well. # # TBD: Note that we use the "." here. Maybe should support a "," too. #------------------------------------------------------------------------------ { if (($input_item =~ /^\d*\.\d*$/) or ($input_item =~ /^\d*$/)) { $return_value = $TRUE; } } elsif ($data_type eq "float") #------------------------------------------------------------------------------ # This is a positive or negative floating point number, but we accept an # integer number as well. # # TBD: Note that we use the "." here. Maybe should support a "," too. #------------------------------------------------------------------------------ { if (($input_item =~ /^\-?\d*\.\d*$/) or ($input_item =~ /^\-?\d*$/)) { $return_value = $TRUE; } } else { $msg = "the $data_type data type for input $input_item is not supported"; gp_message ("assertion", $subr_name, $msg); } return ($return_value); } #-- End of subroutine verify_if_input_is_valid #------------------------------------------------------------------------------ # Scan the leftovers in ARGV. Other than the option generated by the driver, # this list should be empty. Anything left here is considered to be a fatal # error and pushed into the g_error_msgs buffer. # # We use two different arrays for the errors found. This allows us to group # the same type of errors. #------------------------------------------------------------------------------ sub wrap_up_user_options { my $subr_name = get_my_name (); my @opt_unsupported = (); my @opt_ignored = (); my $current_option; my $driver_inserted = "--whoami=gprofng display html"; my $ignore_option; my $msg; my $option_delimiter = "--"; if (@ARGV) { $msg = "items in ARGV: " . join (" ", @ARGV); gp_message ("debugXL", $subr_name, $msg); $ignore_option = $FALSE; for my $i (keys @ARGV) { $current_option = $ARGV[$i]; $msg = "ARGV[$i] = $current_option"; if ($current_option eq $option_delimiter) #------------------------------------------------------------------------------ # The user may use a feature of GetOptions to delimit the options. After # this, only experiment names are allowed and these have been handled already, # so anything found after this delimite is an error. # # This is why we set a flag if the delimiter has been found. #------------------------------------------------------------------------------ { $ignore_option = $TRUE; gp_message ("debugXL", $subr_name, $msg . " (option delimiter)"); } elsif ($ignore_option) #------------------------------------------------------------------------------ # We have seen the delimiter, but there are still options, or other strings. # In any case, it is not allowed. #------------------------------------------------------------------------------ { push (@opt_ignored, $current_option); gp_message ("debugXL", $subr_name, $msg . " (ignored)"); } elsif ($current_option ne $driver_inserted) #------------------------------------------------------------------------------ # The gprofng driver inserts this and it should be ignored. This is why we # only recorded those options different than the one inserted by the driver. #------------------------------------------------------------------------------ { push (@opt_unsupported, $current_option); gp_message ("debugXL", $subr_name, $msg . " (unsupported)"); } else #------------------------------------------------------------------------------ # The gprofng driver inserts this option and it should be ignored. #------------------------------------------------------------------------------ { gp_message ("debugXL", $subr_name, $msg . " (driver inserted and ignored)"); } } } #------------------------------------------------------------------------------ # Store any illegal input in the g_error_msgs buffer. #------------------------------------------------------------------------------ if (@opt_ignored) { $msg = "the following input is out of place:"; for my $i (keys @opt_ignored) { $msg .= " " . $opt_ignored[$i]; } gp_message ("error", $subr_name, $msg); $g_total_error_count++; } if (@opt_unsupported) { $msg = "the following items in the input are not supported:"; for my $i (keys @opt_unsupported) { $msg .= " " . $opt_unsupported[$i]; } gp_message ("error", $subr_name, $msg); $msg = "perhaps an error in the option name, or an option value"; $msg .= " is missing?"; gp_message ("error", $subr_name, $msg); $g_total_error_count++; } return (0); } #-- End of subroutine wrap_up_user_options
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