File: instrument-functions.c

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (34 lines) | stat: -rw-r--r-- 1,100 bytes parent folder | download | duplicates (21)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
// RUN: %clang_cc1 -S -debug-info-kind=standalone -emit-llvm -o - %s -finstrument-functions -disable-llvm-passes | FileCheck %s
// RUN: %clang_cc1 -S -debug-info-kind=standalone -emit-llvm -o - %s -finstrument-function-entry-bare -disable-llvm-passes | FileCheck -check-prefix=BARE %s

int test1(int x) {
// CHECK: @test1(i32 {{.*}}%x) #[[ATTR1:[0-9]+]]
// CHECK: ret

// BARE: @test1(i32 {{.*}}%x) #[[ATTR1:[0-9]+]]
// BARE: ret
  return x;
}

int test2(int) __attribute__((no_instrument_function));
int test2(int x) {
// CHECK: @test2(i32 {{.*}}%x) #[[ATTR2:[0-9]+]]
// CHECK: ret

// BARE: @test2(i32 {{.*}}%x) #[[ATTR2:[0-9]+]]
// BARE: ret
  return x;
}

// CHECK: attributes #[[ATTR1]] =
// CHECK-SAME: "instrument-function-entry"="__cyg_profile_func_enter"
// CHECK-SAME: "instrument-function-exit"="__cyg_profile_func_exit"

// BARE: attributes #[[ATTR1]] =
// BARE-SAME: "instrument-function-entry-inlined"="__cyg_profile_func_enter_bare"

// CHECK: attributes #[[ATTR2]] =
// CHECK-NOT: "instrument-function-entry"

// BARE: attributes #[[ATTR2]] =
// BARE-NOT: "instrument-function-entry"