File: cxx-indirect-call.cpp

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (21 lines) | stat: -rw-r--r-- 685 bytes parent folder | download | duplicates (16) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
// Check the value profiling intrinsics emitted by instrumentation.

// RUN: %clang_cc1 %s -o - -emit-llvm -fprofile-instrument=clang -mllvm -enable-value-profiling -fexceptions -fcxx-exceptions -triple x86_64-apple-macosx10.9 | FileCheck %s

void (*foo) (void);

int main(int argc, const char *argv[]) {
// CHECK:  [[REG1:%[0-9]+]] = load ptr, ptr @foo
// CHECK-NEXT:  [[REG2:%[0-9]+]] = ptrtoint ptr [[REG1]] to i64
// CHECK-NEXT:  call void @__llvm_profile_instrument_target(i64 [[REG2]], ptr @__profd_main, i32 0)
// CHECK-NEXT:  invoke void [[REG1]]()
  try {
    foo();
  } catch (int) {}
  return 0;
}

// CHECK: declare void @__llvm_profile_instrument_target(i64, ptr, i32)