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llvm-project/clang/test/CodeGen/pgo-sample.c

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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 llvm-svn: 273298
2016-06-22 03:16:41 +08:00
// Test if PGO sample use passes are invoked.
//
Revert r307445 as it breaks on certain platforms. llvm-svn: 307449
2017-07-08 06:40:37 +08:00
// Ensure Pass PGOInstrumentationGenPass is invoked.
[clang][NewPM] Remove exception handling before loading pgo sample profile data This patch ensures that SimplifyCFGPass comes before SampleProfileLoaderPass on PGO runs in the new PM and fixes clang/test/CodeGen/pgo-sample.c. Differential Revision: https://reviews.llvm.org/D63626 llvm-svn: 364201
2019-06-25 00:44:27 +08:00
// RUN: %clang_cc1 -O2 -fno-experimental-new-pass-manager -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s --check-prefix=LEGACY
// RUN: %clang_cc1 -O2 -fexperimental-new-pass-manager -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s --check-prefix=NEWPM
// LEGACY: Remove unused exception handling info
// LEGACY: Sample profile pass
// NEWPM: SimplifyCFGPass
// NEWPM: SampleProfileLoaderPass
int func(int a) { return a; }