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authorNamhyung Kim <[email protected]>2024-01-16 22:26:50 -0800
committerNamhyung Kim <[email protected]>2024-01-22 12:08:19 -0800
commit1cf4df0373eed561f543a9e0e0ac2498384d67a0 (patch)
treead6cba939dc844e4af8e3d54c019612b54e0060b /tools/perf/scripts/python/task-analyzer.py
parenta3397d69e4e7a1ea37af413ccbdf52dec208ce11 (diff)
perf annotate-data: Handle macro fusion on x86
When a sample was come from a conditional branch without a memory operand, it could be due to a macro fusion with a previous instruction. So it needs to check the memory operand in the previous one. This improves the stat like below: Annotate data type stats: total 294, ok 147 (50.0%), bad 147 (50.0%) ----------------------------------------------------------- 30 : no_sym 32 : no_mem_ops 71 : no_var 6 : no_typeinfo 8 : bad_offset Reviewed-by: Ian Rogers <[email protected]> Cc: Stephane Eranian <[email protected]> Cc: Masami Hiramatsu <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Namhyung Kim <[email protected]>
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