replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
hanchenye-llvm-project/clang/test/CodeGen/pgo-instrumentation.c

10 lines
652 B
C
Raw Normal View History

[PGO] clang cc1 option change to enable IR level instrumentation This patch expands cc1 option -fprofile-instrument= with a new value: -fprofile-instrument=llvm which enables IR level PGO instrumentation. Reviewers: davidxl, silvas Differential Revision: http://reviews.llvm.org/D17622 llvm-svn: 262239
2016-03-01 02:54:59 +08:00
// Test if PGO instrumentation and use pass are invoked.
//
// Ensure Pass PGOInstrumentationGenPass is invoked.
// RUN: %clang_cc1 -O2 -fprofile-instrument=llvm %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOGENPASS-INVOKED-INSTR-GEN
// CHECK-PGOGENPASS-INVOKED-INSTR-GEN: PGOInstrumentationGenPass
//
// Ensure Pass PGOInstrumentationGenPass is not invoked.
// RUN: %clang_cc1 -O2 -fprofile-instrument=clang %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOGENPASS-INVOKED-INSTR-GEN-CLANG
// CHECK-PGOGENPASS-INVOKED-INSTR-GEN-CLANG-NOT: PGOInstrumentationGenPass