LXR linux/tools/perf/arch/mips/annotate/instructions.c

   1// SPDX-License-Identifier: GPL-2.0
   2
   3static
   4struct ins_ops *mips__associate_ins_ops(struct arch *arch, const char *name)
   5{
   6        struct ins_ops *ops = NULL;
   7
   8        if (!strncmp(name, "bal", 3) ||
   9            !strncmp(name, "bgezal", 6) ||
  10            !strncmp(name, "bltzal", 6) ||
  11            !strncmp(name, "bgtzal", 6) ||
  12            !strncmp(name, "blezal", 6) ||
  13            !strncmp(name, "beqzal", 6) ||
  14            !strncmp(name, "bnezal", 6) ||
  15            !strncmp(name, "bgtzl", 5) ||
  16            !strncmp(name, "bltzl", 5) ||
  17            !strncmp(name, "bgezl", 5) ||
  18            !strncmp(name, "blezl", 5) ||
  19            !strncmp(name, "jialc", 5) ||
  20            !strncmp(name, "beql", 4) ||
  21            !strncmp(name, "bnel", 4) ||
  22            !strncmp(name, "jal", 3))
  23                ops = &call_ops;
  24        else if (!strncmp(name, "jr", 2))
  25                ops = &ret_ops;
  26        else if (name[0] == 'j' || name[0] == 'b')
  27                ops = &jump_ops;
  28        else
  29                return NULL;
  30
  31        arch__associate_ins_ops(arch, name, ops);
  32
  33        return ops;
  34}
  35
  36static
  37int mips__annotate_init(struct arch *arch, char *cpuid __maybe_unused)
  38{
  39        if (!arch->initialized) {
  40                arch->associate_instruction_ops = mips__associate_ins_ops;
  41                arch->initialized = true;
  42                arch->objdump.comment_char = '#';
  43        }
  44
  45        return 0;
  46}
  47