LXR linux/tools/perf/arch/x86/util/archinsn.c

   1// SPDX-License-Identifier: GPL-2.0
   2#include "archinsn.h"
   3#include "event.h"
   4#include "machine.h"
   5#include "thread.h"
   6#include "symbol.h"
   7#include "../../../../arch/x86/include/asm/insn.h"
   8
   9void arch_fetch_insn(struct perf_sample *sample,
  10                     struct thread *thread,
  11                     struct machine *machine)
  12{
  13        struct insn insn;
  14        int len, ret;
  15        bool is64bit = false;
  16
  17        if (!sample->ip)
  18                return;
  19        len = thread__memcpy(thread, machine, sample->insn, sample->ip, sizeof(sample->insn), &is64bit);
  20        if (len <= 0)
  21                return;
  22
  23        ret = insn_decode(&insn, sample->insn, len,
  24                          is64bit ? INSN_MODE_64 : INSN_MODE_32);
  25        if (ret >= 0 && insn.length <= len)
  26                sample->insn_len = insn.length;
  27}
  28