File: fentry.c

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (18 lines) | stat: -rw-r--r-- 816 bytes parent folder | download | duplicates (27) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
// RUN: %clang_cc1 -pg -mfentry -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck  %s
// RUN: %clang_cc1 -pg -mfentry -triple x86_64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -mfentry -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck -check-prefix=NOPG %s
// RUN: %clang_cc1 -mfentry -triple x86_64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=NOPG %s

int foo(void) {
  return 0;
}

int __attribute__((no_instrument_function)) no_instrument(void) {
  return foo();
}

//CHECK: attributes #0 = { {{.*}}"fentry-call"="true"{{.*}} }
//CHECK: attributes #1 = { {{.*}} }
//CHECK-NOT: attributes #1 = { {{.*}}"fentry-call"="true"{{.*}} }
//NOPG-NOT: attributes #0 = { {{.*}}"fentry-call"{{.*}} }
//NOPG-NOT: attributes #1 = { {{.*}}"fentry-call"{{.*}} }