================
@@ -1119,6 +1125,18 @@
PassBuilder::buildModuleSimplificationPipeline(OptimizationLevel Level,
// removed.
MPM.addPass(
PGOIndirectCallPromotion(true /* IsInLTO */, true /* SamplePGO */));
+
+ if (InstrumentSampleColdFuncPath.getNumOccurrences() &&
+ Phase != ThinOrFullLTOPhase::ThinLTOPostLink) {
+ assert(!InstrumentSampleColdFuncPath.empty() &&
+ "File path is requeired for instrumentation generation");
+ InstrumentColdFunctionCoverage = true;
+ addPreInlinerPasses(MPM, Level, Phase);
+ addPGOInstrPasses(MPM, Level, /* RunProfileGen */ true,
+ /* IsCS */ false, /* AtomicCounterUpdate */ false,
+ InstrumentSampleColdFuncPath, "",
+ IntrusiveRefCntPtr<vfs::FileSystem>());
+ }
----------------
wlei-llvm wrote:
Good point, that's more flexible, thanks!
https://github.com/llvm/llvm-project/pull/109837
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