diff options
Diffstat (limited to 'tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c')
| -rw-r--r-- | tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c index c5d57027ec23..8fabddc1c0da 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-insn-decoder.c @@ -11,9 +11,6 @@ #include <byteswap.h> #include "../../../arch/x86/include/asm/insn.h" -#include "../../../arch/x86/lib/inat.c" -#include "../../../arch/x86/lib/insn.c" - #include "event.h" #include "intel-pt-insn-decoder.h" @@ -92,6 +89,15 @@ static void intel_pt_insn_decoder(struct insn *insn, op = INTEL_PT_OP_JCC; branch = INTEL_PT_BR_CONDITIONAL; break; + case 0xa1: + if (insn_is_rex2(insn)) { /* jmpabs */ + intel_pt_insn->op = INTEL_PT_OP_JMP; + /* jmpabs causes a TIP packet like an indirect branch */ + intel_pt_insn->branch = INTEL_PT_BR_INDIRECT; + intel_pt_insn->length = insn->length; + return; + } + break; case 0xc2: /* near ret */ case 0xc3: /* near ret */ case 0xca: /* far ret */ @@ -200,12 +206,13 @@ int intel_pt_get_insn(const unsigned char *buf, size_t len, int x86_64, return 0; } -int arch_is_branch(const unsigned char *buf, size_t len, int x86_64) +int arch_is_uncond_branch(const unsigned char *buf, size_t len, int x86_64) { struct intel_pt_insn in; if (intel_pt_get_insn(buf, len, x86_64, &in) < 0) return -1; - return in.branch != INTEL_PT_BR_NO_BRANCH; + return in.branch == INTEL_PT_BR_UNCONDITIONAL || + in.branch == INTEL_PT_BR_INDIRECT; } const char *dump_insn(struct perf_insn *x, uint64_t ip __maybe_unused, |