tools/perf/arch/x86/include/perf_regs.h

   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
   9 void 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
  27 static 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 */