1 | // REQUIRES: x86-registered-target |
2 | // RUN: %clang_cc1 -triple x86_64-unknown-unknown -S -finstrument-functions -O2 -o - %s | FileCheck %s |
3 | // RUN: %clang_cc1 -triple x86_64-unknown-unknown -S -finstrument-functions-after-inlining -O2 -o - %s | FileCheck -check-prefix=NOINLINE %s |
4 | |
5 | // It's not so nice having asm tests in Clang, but we need to check that we set |
6 | // up the pipeline correctly in order to have the instrumentation inserted. |
7 | |
8 | int leaf(int x) { |
9 | return x; |
10 | // CHECK-LABEL: leaf: |
11 | // CHECK: callq __cyg_profile_func_enter |
12 | // CHECK-NOT: cyg_profile |
13 | // CHECK: callq __cyg_profile_func_exit |
14 | // CHECK-NOT: cyg_profile |
15 | // CHECK: ret |
16 | } |
17 | |
18 | int root(int x) { |
19 | return leaf(x); |
20 | // CHECK-LABEL: root: |
21 | // CHECK: callq __cyg_profile_func_enter |
22 | // CHECK-NOT: cyg_profile |
23 | |
24 | // Inlined from leaf(): |
25 | // CHECK: callq __cyg_profile_func_enter |
26 | // CHECK-NOT: cyg_profile |
27 | // CHECK: callq __cyg_profile_func_exit |
28 | |
29 | // CHECK-NOT: cyg_profile |
30 | // CHECK: callq __cyg_profile_func_exit |
31 | // CHECK: ret |
32 | |
33 | // NOINLINE-LABEL: root: |
34 | // NOINLINE: callq __cyg_profile_func_enter |
35 | // NOINLINE-NOT: cyg_profile |
36 | // NOINLINE: callq __cyg_profile_func_exit |
37 | // NOINLINE: ret |
38 | } |
39 | |