File: x86_64-instrument-functions.c

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 (20 lines) | stat: -rw-r--r-- 1,353 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
// REQUIRES: x86-registered-target
// RUN: %clang_cc1 -disable-llvm-passes -triple x86_64-unknown-unknown -finstrument-functions -O0 -o - -emit-llvm %s | FileCheck %s
// RUN: %clang_cc1 -disable-llvm-passes -triple x86_64-unknown-unknown -finstrument-functions -O2 -o - -emit-llvm %s | FileCheck %s
// RUN: %clang_cc1 -disable-llvm-passes -triple x86_64-unknown-unknown -finstrument-functions-after-inlining -O2 -o - -emit-llvm %s | FileCheck -check-prefix=NOINLINE %s

__attribute__((always_inline)) int leaf(int x) {
  return x;
// CHECK-LABEL: define {{.*}} @leaf(i32 noundef %x) #0 {
}

int root(int x) {
  return leaf(x);
// CHECK-LABEL: define {{.*}} @root(i32 noundef %x) #1 {
// NOINLINE-LABEL: define {{.*}} @root(i32 noundef %x) #1 {
}

// CHECK: attributes #0 = { {{.*}}"instrument-function-entry"="__cyg_profile_func_enter" "instrument-function-exit"="__cyg_profile_func_exit"
// CHECK: attributes #1 = { {{.*}}"instrument-function-entry"="__cyg_profile_func_enter" "instrument-function-exit"="__cyg_profile_func_exit"
// NOINLINE: attributes #0 = { {{.*}}"instrument-function-entry-inlined"="__cyg_profile_func_enter" "instrument-function-exit-inlined"="__cyg_profile_func_exit"
// NOINLINE: attributes #1 = { {{.*}}"instrument-function-entry-inlined"="__cyg_profile_func_enter" "instrument-function-exit-inlined"="__cyg_profile_func_exit"