tools/perf/arch/s390/annotate/instructions.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 static struct ins_ops *s390__associate_ins_ops(struct arch *arch, const char *name)
   3 {
   4         struct ins_ops *ops = NULL;
   5
   6         /* catch all kind of jumps */
   7         if (strchr(name, 'j') ||
   8             !strncmp(name, "bct", 3) ||
   9             !strncmp(name, "br", 2))
  10                 ops = &jump_ops;
  11         /* override call/returns */
  12         if (!strcmp(name, "bras") ||
  13             !strcmp(name, "brasl") ||
  14             !strcmp(name, "basr"))
  15                 ops = &call_ops;
  16         if (!strcmp(name, "br"))
  17                 ops = &ret_ops;
  18
  19         if (ops)
  20                 arch__associate_ins_ops(arch, name, ops);
  21         return ops;
  22 }
  23
  24 static int s390__annotate_init(struct arch *arch)
  25 {
  26         if (!arch->initialized) {
  27                 arch->initialized = true;
  28                 arch->associate_instruction_ops = s390__associate_ins_ops;
  29         }
  30
  31         return 0;
  32 }