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/
usr
/
src
/
linux-headers-6.8.0-83
/
arch
/
powerpc
/
include
/
asm
/ [
drwxr-xr-x
]
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disassemble.h
/* SPDX-License-Identifier: GPL-2.0-only */ /* * * Copyright IBM Corp. 2008 * * Authors: Hollis Blanchard <hollisb@us.ibm.com> */ #ifndef __ASM_PPC_DISASSEMBLE_H__ #define __ASM_PPC_DISASSEMBLE_H__ #include <linux/types.h> static inline unsigned int get_op(u32 inst) { return inst >> 26; } static inline unsigned int get_xop(u32 inst) { return (inst >> 1) & 0x3ff; } static inline unsigned int get_sprn(u32 inst) { return ((inst >> 16) & 0x1f) | ((inst >> 6) & 0x3e0); } static inline unsigned int get_dcrn(u32 inst) { return ((inst >> 16) & 0x1f) | ((inst >> 6) & 0x3e0); } static inline unsigned int get_tmrn(u32 inst) { return ((inst >> 16) & 0x1f) | ((inst >> 6) & 0x3e0); } static inline unsigned int get_rt(u32 inst) { return (inst >> 21) & 0x1f; } static inline unsigned int get_rs(u32 inst) { return (inst >> 21) & 0x1f; } static inline unsigned int get_ra(u32 inst) { return (inst >> 16) & 0x1f; } static inline unsigned int get_rb(u32 inst) { return (inst >> 11) & 0x1f; } static inline unsigned int get_rc(u32 inst) { return inst & 0x1; } static inline unsigned int get_ws(u32 inst) { return (inst >> 11) & 0x1f; } static inline unsigned int get_d(u32 inst) { return inst & 0xffff; } static inline unsigned int get_oc(u32 inst) { return (inst >> 11) & 0x7fff; } static inline unsigned int get_tx_or_sx(u32 inst) { return (inst) & 0x1; } #define IS_XFORM(inst) (get_op(inst) == 31) #define IS_DSFORM(inst) (get_op(inst) >= 56) /* * Create a DSISR value from the instruction */ static inline unsigned make_dsisr(unsigned instr) { unsigned dsisr; /* bits 6:15 --> 22:31 */ dsisr = (instr & 0x03ff0000) >> 16; if (IS_XFORM(instr)) { /* bits 29:30 --> 15:16 */ dsisr |= (instr & 0x00000006) << 14; /* bit 25 --> 17 */ dsisr |= (instr & 0x00000040) << 8; /* bits 21:24 --> 18:21 */ dsisr |= (instr & 0x00000780) << 3; } else { /* bit 5 --> 17 */ dsisr |= (instr & 0x04000000) >> 12; /* bits 1: 4 --> 18:21 */ dsisr |= (instr & 0x78000000) >> 17; /* bits 30:31 --> 12:13 */ if (IS_DSFORM(instr)) dsisr |= (instr & 0x00000003) << 18; } return dsisr; } #endif /* __ASM_PPC_DISASSEMBLE_H__ */
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