逸翎清晗🌈

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本笔记目的是自建一个 Pass 流水来实现想要的优化功能，可以直接参考 patch： diff --git a/llvm/lib/Passes/PassBuilderPipelines.cpp b/llvm/lib/Passes/PassBuilderPipelines.cpp index 546a5eb1ec28..e68b497a23ab 100644 --- a/llvm/lib/Passes/PassBuilderPipelines.cpp +++ b/llvm/lib/Passes/PassBuilderPipelines.cpp @@ -305,6 +305,11 @@ static cl::opt<std::string> InstrumentColdFuncOnlyPath( "with --pgo-instrument-cold-function-only)"), cl::Hidden); +static cl::opt<bool> BuildCustomPipeline( + "custom-pipelin ...

IR中的attribute

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