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| author | Namhyung Kim <namhyung@kernel.org> | 2024-03-18 22:51:08 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2024-03-21 10:41:29 -0300 |
| commit | cbaf89a8c5b467f99dd930f24a698f3fa338b012 (patch) | |
| tree | 7f52c1bf428b323b33ca5f1640852d7e7e0af5e5 /tools/perf/util/annotate.h | |
| parent | bdc80ace07106a62b51d1752869df29dbd65ad2c (diff) | |
| download | linux-stable-cbaf89a8c5b467f99dd930f24a698f3fa338b012.tar.gz linux-stable-cbaf89a8c5b467f99dd930f24a698f3fa338b012.tar.bz2 linux-stable-cbaf89a8c5b467f99dd930f24a698f3fa338b012.zip | |
perf annotate: Parse x86 segment register location
Add a segment field in the struct annotated_insn_loc and save it for the
segment based addressing like %gs:0x28. For simplicity it now handles
%gs register only.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: https://lore.kernel.org/r/20240319055115.4063940-17-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/annotate.h')
| -rw-r--r-- | tools/perf/util/annotate.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 0928663fddee..14980b65f812 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -511,15 +511,19 @@ int annotate_check_args(void); * @reg1: First register in the operand * @reg2: Second register in the operand * @offset: Memory access offset in the operand + * @segment: Segment selector register * @mem_ref: Whether the operand accesses memory * @multi_regs: Whether the second register is used + * @imm: Whether the operand is an immediate value (in offset) */ struct annotated_op_loc { int reg1; int reg2; int offset; + u8 segment; bool mem_ref; bool multi_regs; + bool imm; }; enum annotated_insn_ops { @@ -529,6 +533,17 @@ enum annotated_insn_ops { INSN_OP_MAX, }; +enum annotated_x86_segment { + INSN_SEG_NONE = 0, + + INSN_SEG_X86_CS, + INSN_SEG_X86_DS, + INSN_SEG_X86_ES, + INSN_SEG_X86_FS, + INSN_SEG_X86_GS, + INSN_SEG_X86_SS, +}; + /** * struct annotated_insn_loc - Location info of instruction * @ops: Array of location info for source and target operands |