Author: dehao Date: Tue Jun 21 14:16:41 2016 New Revision: 273298 URL: http://llvm.org/viewvc/llvm-project?rev=273298&view=rev Log: Invoke PruneEH pass before Sample Profile pass.
Summary: We need to call PruneEH pass before AutoFDO pass so that some EH-related calls can get inlined in Sample Profile pass. Reviewers: davidxl, dnovillo Subscribers: junbuml, llvm-commits Differential Revision: http://reviews.llvm.org/D21197 Added: cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof cfe/trunk/test/CodeGen/pgo-sample.c Modified: cfe/trunk/lib/CodeGen/BackendUtil.cpp Modified: cfe/trunk/lib/CodeGen/BackendUtil.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/BackendUtil.cpp?rev=273298&r1=273297&r2=273298&view=diff ============================================================================== --- cfe/trunk/lib/CodeGen/BackendUtil.cpp (original) +++ cfe/trunk/lib/CodeGen/BackendUtil.cpp Tue Jun 21 14:16:41 2016 @@ -488,6 +488,7 @@ void EmitAssemblyHelper::CreatePasses(Mo PMBuilder.PGOInstrUse = CodeGenOpts.ProfileInstrumentUsePath; if (!CodeGenOpts.SampleProfileFile.empty()) { + MPM->add(createPruneEHPass()); MPM->add(createSampleProfileLoaderPass(CodeGenOpts.SampleProfileFile)); PMBuilder.addExtension(PassManagerBuilder::EP_EarlyAsPossible, addInstructionCombiningPass); Added: cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof?rev=273298&view=auto ============================================================================== --- cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof (added) +++ cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof Tue Jun 21 14:16:41 2016 @@ -0,0 +1,2 @@ +bar:100:100 + 1: 2000 Added: cfe/trunk/test/CodeGen/pgo-sample.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/pgo-sample.c?rev=273298&view=auto ============================================================================== --- cfe/trunk/test/CodeGen/pgo-sample.c (added) +++ cfe/trunk/test/CodeGen/pgo-sample.c Tue Jun 21 14:16:41 2016 @@ -0,0 +1,6 @@ +// Test if PGO sample use passes are invoked. +// +// Ensure Pass PGOInstrumentationGenPass is invoked. +// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s +// CHECK: Remove unused exception handling info +// CHECK: Sample profile pass _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
