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

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