tools/perf/util/perf_regs.h

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