1 // Test if PGO instrumentation and use pass are invoked. 2 // 3 // Ensure Pass PGOInstrumentationGenPass is invoked. 4 // RUN: %clang_cc1 -O2 -fprofile-instrument=llvm %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOGENPASS-INVOKED-INSTR-GEN --check-prefix=CHECK-INSTRPROF 5 // CHECK-PGOGENPASS-INVOKED-INSTR-GEN: Running pass: PGOInstrumentationGen on 6 // CHECK-INSTRPROF: Running pass: InstrProfilingLoweringPass on 7 // 8 // Ensure Pass PGOInstrumentationGenPass is not invoked. 9 // RUN: %clang_cc1 -O2 -fprofile-instrument=clang %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOGENPASS-INVOKED-INSTR-GEN-CLANG 10 // CHECK-PGOGENPASS-INVOKED-INSTR-GEN-CLANG-NOT: Running pass: PGOInstrumentationGen on 11 12 // RUN: %clang_cc1 -O2 -fprofile-instrument=clang %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s --check-prefix=CHECK-CLANG-INSTRPROF 13 // RUN: %clang_cc1 -O0 -fprofile-instrument=clang %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s --check-prefix=CHECK-CLANG-INSTRPROF 14 // CHECK-CLANG-INSTRPROF: Running pass: InstrProfilingLoweringPass on 15 16 // Ensure Pass PGOInstrumentationUsePass is invoked. 17 // RUN: llvm-profdata merge -o %t.profdata %S/Inputs/pgotestir.profraw 18 // RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t.profdata %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-INSTR-USE 19 // CHECK-PGOUSEPASS-INVOKED-INSTR-USE: Running pass: PGOInstrumentationUse on 20 // 21 // Ensure Pass PGOInstrumentationUsePass is not invoked. 22 // RUN: llvm-profdata merge -o %t.profdata %S/Inputs/pgotestclang.profraw 23 // RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t.profdata %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE-CLANG 24 // CHECK-PGOUSEPASS-INVOKED-USE-CLANG-NOT: Running pass: PGOInstrumentationUse on 25