LXR linux/tools/perf/arch/x86/include/perf

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef ARCH_PERF_REGS_H
   3#define ARCH_PERF_REGS_H
   4
   5#include <stdlib.h>
   6#include <linux/types.h>
   7#include <asm/perf_regs.h>
   8
   9void perf_regs_load(u64 *regs);
  10
  11#ifndef HAVE_ARCH_X86_64_SUPPORT
  12#define PERF_REGS_MASK ((1ULL << PERF_REG_X86_32_MAX) - 1)
  13#define PERF_REGS_MAX PERF_REG_X86_32_MAX
  14#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_32
  15#else
  16#define REG_NOSUPPORT ((1ULL << PERF_REG_X86_DS) | \
  17                       (1ULL << PERF_REG_X86_ES) | \
  18                       (1ULL << PERF_REG_X86_FS) | \
  19                       (1ULL << PERF_REG_X86_GS))
  20#define PERF_REGS_MASK (((1ULL << PERF_REG_X86_64_MAX) - 1) & ~REG_NOSUPPORT)
  21#define PERF_REGS_MAX PERF_REG_X86_64_MAX
  22#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_64
  23#endif
  24#define PERF_REG_IP PERF_REG_X86_IP
  25#define PERF_REG_SP PERF_REG_X86_SP
  26
  27static inline const char *perf_reg_name(int id)
  28{
  29        switch (id) {
  30        case PERF_REG_X86_AX:
  31                return "AX";
  32        case PERF_REG_X86_BX:
  33                return "BX";
  34        case PERF_REG_X86_CX:
  35                return "CX";
  36        case PERF_REG_X86_DX:
  37                return "DX";
  38        case PERF_REG_X86_SI:
  39                return "SI";
  40        case PERF_REG_X86_DI:
  41                return "DI";
  42        case PERF_REG_X86_BP:
  43                return "BP";
  44        case PERF_REG_X86_SP:
  45                return "SP";
  46        case PERF_REG_X86_IP:
  47                return "IP";
  48        case PERF_REG_X86_FLAGS:
  49                return "FLAGS";
  50        case PERF_REG_X86_CS:
  51                return "CS";
  52        case PERF_REG_X86_SS:
  53                return "SS";
  54        case PERF_REG_X86_DS:
  55                return "DS";
  56        case PERF_REG_X86_ES:
  57                return "ES";
  58        case PERF_REG_X86_FS:
  59                return "FS";
  60        case PERF_REG_X86_GS:
  61                return "GS";
  62#ifdef HAVE_ARCH_X86_64_SUPPORT
  63        case PERF_REG_X86_R8:
  64                return "R8";
  65        case PERF_REG_X86_R9:
  66                return "R9";
  67        case PERF_REG_X86_R10:
  68                return "R10";
  69        case PERF_REG_X86_R11:
  70                return "R11";
  71        case PERF_REG_X86_R12:
  72                return "R12";
  73        case PERF_REG_X86_R13:
  74                return "R13";
  75        case PERF_REG_X86_R14:
  76                return "R14";
  77        case PERF_REG_X86_R15:
  78                return "R15";
  79#endif /* HAVE_ARCH_X86_64_SUPPORT */
  80        default:
  81                return NULL;
  82        }
  83
  84        return NULL;
  85}
  86
  87#endif /* ARCH_PERF_REGS_H */
  88