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authorChangbin Du2024-02-17 15:40:43 +0800
committerNamhyung Kim2024-02-20 18:06:48 -0800
commit8f0ec15ff66243896ff3e534696c6af7ff013901 (patch)
tree647a2194beecb6836df3f8d62288fd7dea96d344 /tools/spi
parent8b767db3309595a23eff1c3f2498f17b1f3a9bbc (diff)
perf: util: use capstone disasm engine to show assembly instructions
Currently, the instructions of samples are shown as raw hex strings which are hard to read. x86 has a special option '--xed' to disassemble the hex string via intel XED tool. Here we use capstone as our disassembler engine to give more friendly instructions. We select libcapstone because capstone can provide more insn details. Perf will fallback to raw instructions if libcapstone is not available. The advantages compared to XED tool: * Support arm, arm64, x86-32, x86_64 (more could be supported), xed only for x86_64. * Immediate address operands are shown as symbol+offs. 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/20240217074046.4100789-3-changbin.du@huawei.com
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