tools/perf/util/branch.h

   1 #ifndef _PERF_BRANCH_H
   2 #define _PERF_BRANCH_H 1
   3
   4 #include <stdio.h>
   5 #include <stdint.h>
   6 #include <linux/perf_event.h>
   7 #include <linux/types.h>
   8
   9 struct branch_flags {
  10         u64 mispred:1;
  11         u64 predicted:1;
  12         u64 in_tx:1;
  13         u64 abort:1;
  14         u64 cycles:16;
  15         u64 type:4;
  16         u64 reserved:40;
  17 };
  18
  19 struct branch_entry {
  20         u64                     from;
  21         u64                     to;
  22         struct branch_flags     flags;
  23 };
  24
  25 struct branch_stack {
  26         u64                     nr;
  27         struct branch_entry     entries[0];
  28 };
  29
  30 struct branch_type_stat {
  31         bool    branch_to;
  32         u64     counts[PERF_BR_MAX];
  33         u64     cond_fwd;
  34         u64     cond_bwd;
  35         u64     cross_4k;
  36         u64     cross_2m;
  37 };
  38
  39 void branch_type_count(struct branch_type_stat *st, struct branch_flags *flags,
  40                        u64 from, u64 to);
  41
  42 const char *branch_type_name(int type);
  43 void branch_type_stat_display(FILE *fp, struct branch_type_stat *st);
  44 int branch_type_str(struct branch_type_stat *st, char *bf, int bfsize);
  45
  46 #endif /* _PERF_BRANCH_H */