tools/perf/util/perf_regs.h

   1 #ifndef __PERF_REGS_H
   2 #define __PERF_REGS_H
   3
   4 #include <linux/types.h>
   5
   6 struct regs_dump;
   7
   8 struct sample_reg {
   9         const char *name;
  10         uint64_t mask;
  11 };
  12 #define SMPL_REG(n, b) { .name = #n, .mask = 1ULL << (b) }
  13 #define SMPL_REG_END { .name = NULL }
  14
  15 extern const struct sample_reg sample_reg_masks[];
  16
  17 #ifdef HAVE_PERF_REGS_SUPPORT
  18 #include <perf_regs.h>
  19
  20 int perf_reg_value(u64 *valp, struct regs_dump *regs, int id);
  21
  22 #else
  23 #define PERF_REGS_MASK  0
  24 #define PERF_REGS_MAX   0
  25
  26 static inline const char *perf_reg_name(int id __maybe_unused)
  27 {
  28         return NULL;
  29 }
  30
  31 static inline int perf_reg_value(u64 *valp __maybe_unused,
  32                                  struct regs_dump *regs __maybe_unused,
  33                                  int id __maybe_unused)
  34 {
  35         return 0;
  36 }
  37 #endif /* HAVE_PERF_REGS_SUPPORT */
  38 #endif /* __PERF_REGS_H */