| ; RUN: llvm-profgen --perfscript=%S/Inputs/noinline-cs-noprobe.perfscript --binary=%S/Inputs/noinline-cs-noprobe.perfbin --output=%t --show-unwinder-output --csprof-cold-thres=0 | FileCheck %s --check-prefix=CHECK-UNWINDER |
| ; RUN: FileCheck %s --input-file %t |
| |
| ; CHECK:[main:1 @ foo]:54:0 |
| ; CHECK: 2: 3 |
| ; CHECK: 3: 3 bar:3 |
| ; CHECK:[main:1 @ foo:3 @ bar]:50:3 |
| ; CHECK: 0: 3 |
| ; CHECK: 1: 3 |
| ; CHECK: 2: 2 |
| ; CHECK: 4: 1 |
| ; CHECK: 5: 3 |
| |
| ; CHECK-UNWINDER: Binary(noinline-cs-noprobe.perfbin)'s Range Counter: |
| ; CHECK-UNWINDER: main:1 @ foo |
| ; CHECK-UNWINDER: (5ff, 62f): 3 |
| ; CHECK-UNWINDER: (634, 637): 3 |
| ; CHECK-UNWINDER: (645, 645): 3 |
| ; CHECK-UNWINDER: main:1 @ foo:3 @ bar |
| ; CHECK-UNWINDER: (5b0, 5c8): 1 |
| ; CHECK-UNWINDER: (5b0, 5d7): 2 |
| ; CHECK-UNWINDER: (5dc, 5e9): 1 |
| ; CHECK-UNWINDER: (5e5, 5e9): 2 |
| |
| ; CHECK-UNWINDER: Binary(noinline-cs-noprobe.perfbin)'s Branch Counter: |
| ; CHECK-UNWINDER: main:1 @ foo |
| ; CHECK-UNWINDER: (62f, 5b0): 3 |
| ; CHECK-UNWINDER: (637, 645): 3 |
| ; CHECK-UNWINDER: (645, 5ff): 3 |
| ; CHECK-UNWINDER: main:1 @ foo:3 @ bar |
| ; CHECK-UNWINDER: (5c8, 5dc): 2 |
| ; CHECK-UNWINDER: (5d7, 5e5): 2 |
| ; CHECK-UNWINDER: (5e9, 634): 3 |
| |
| |
| |
| |
| |
| |
| |
| ; original code: |
| ; clang -O0 -g test.c -o a.out |
| #include <stdio.h> |
| |
| int bar(int x, int y) { |
| if (x % 3) { |
| return x - y; |
| } |
| return x + y; |
| } |
| |
| void foo() { |
| int s, i = 0; |
| while (i++ < 4000 * 4000) |
| if (i % 91) s = bar(i, s); else s += 30; |
| printf("sum is %d\n", s); |
| } |
| |
| int main() { |
| foo(); |
| return 0; |
| } |