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| author | Changbin Du <changbin.du@huawei.com> | 2024-02-17 10:40:44 +0300 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2024-02-21 05:07:07 +0300 |
| commit | 9941723438eec4c2388f588e1d4fd98f4a49ab01 (patch) | |
| tree | 939419d8a1b4fcf3e4056e276c009210301e9722 /tools/perf/Documentation | |
| parent | 8f0ec15ff66243896ff3e534696c6af7ff013901 (diff) | |
| download | linux-9941723438eec4c2388f588e1d4fd98f4a49ab01.tar.xz | |
perf: script: add field 'disasm' to display mnemonic instructions
In addition to the 'insn' field, this adds a new field 'disasm' to
display mnemonic instructions instead of the raw code.
$ sudo perf script -F +disasm
perf-exec 1443864 [006] 2275506.209848: psb: psb offs: 0 0 [unknown] ([unknown])
perf-exec 1443864 [006] 2275506.209848: cbr: cbr: 41 freq: 4100 MHz (114%) 0 [unknown] ([unknown])
ls 1443864 [006] 2275506.209905: 1 branches:uH: 7f216b426100 _start+0x0 (/usr/lib/x86_64-linux-gnu/ld-2.31.so) movq %rsp, %rdi
ls 1443864 [006] 2275506.209908: 1 branches:uH: 7f216b426103 _start+0x3 (/usr/lib/x86_64-linux-gnu/ld-2.31.so) callq _dl_start+0x0
Signed-off-by: Changbin Du <changbin.du@huawei.com>
Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: changbin.du@gmail.com
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20240217074046.4100789-4-changbin.du@huawei.com
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-script.txt | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index ff9a52e44688..578fa59f51a5 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -132,9 +132,10 @@ OPTIONS Comma separated list of fields to print. Options are: comm, tid, pid, time, cpu, event, trace, ip, sym, dso, dsoff, addr, symoff, srcline, period, iregs, uregs, brstack, brstacksym, flags, bpf-output, - brstackinsn, brstackinsnlen, brstackoff, callindent, insn, insnlen, synth, - phys_addr, metric, misc, srccode, ipc, data_page_size, code_page_size, ins_lat, - machine_pid, vcpu, cgroup, retire_lat. + brstackinsn, brstackinsnlen, brstackoff, callindent, insn, disasm, + insnlen, synth, phys_addr, metric, misc, srccode, ipc, data_page_size, + code_page_size, ins_lat, machine_pid, vcpu, cgroup, retire_lat. + Field list can be prepended with the type, trace, sw or hw, to indicate to which event type the field list applies. e.g., -F sw:comm,tid,time,ip,sym and -F trace:time,cpu,trace @@ -217,9 +218,9 @@ OPTIONS Instruction Trace decoding. For calls and returns, it will display the name of the symbol indented with spaces to reflect the stack depth. - When doing instruction trace decoding insn and insnlen give the - instruction bytes and the instruction length of the current - instruction. + When doing instruction trace decoding, insn, disasm and insnlen give the + instruction bytes, disassembled instructions (requires libcapstone support) + and the instruction length of the current instruction respectively. The synth field is used by synthesized events which may be created when Instruction Trace decoding. |