22 lines · cpp
1// Check the value profiling intrinsics emitted by instrumentation.2 3// RUN: %clang_cc1 %s -o - -emit-llvm -fprofile-instrument=clang -mllvm -enable-value-profiling -fexceptions -fcxx-exceptions -triple x86_64-apple-macosx10.9 | FileCheck %s4 5void (*foo) (void);6 7int main(int argc, const char *argv[]) {8// CHECK: [[REG1:%[0-9]+]] = load ptr, ptr @foo9// CHECK-NEXT: [[REG2:%[0-9]+]] = ptrtoint ptr [[REG1]] to i6410// CHECK-NEXT: call void @__llvm_profile_instrument_target(i64 [[REG2]], ptr @__profd_main, i32 0)11// CHECK-NEXT: invoke void [[REG1]]()12 try {13 foo();14 } catch (int) {}15 return 0;16}17 18// CHECK: declare void @__llvm_profile_instrument_target(i64, ptr, i32)19 20 21 22