| 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 | |