[llvm] [LLVM][MC] Add tracing support to llvm-mc to measure decode times (PR #151149)

[Min-Yih Hsu via llvm-commits]

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@@ -240,6 +242,24 @@ static cl::opt<ActionType> Action(
                           "Colored disassembly of strings of hex bytes")),
     cl::cat(MCCategory));
 
+static cl::opt<unsigned>
+    BenchmarkNumRuns("benchmark-num-runs",
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mshockwave wrote:

nit: `num-benchmark-runs`? Number of benchmark runs

https://github.com/llvm/llvm-project/pull/151149