| ; RUN: llvm-profgen --perfscript=%S/Inputs/noinline-cs-pseudoprobe.perfscript --binary=%S/Inputs/noinline-cs-pseudoprobe.perfbin --output=%t --show-unwinder-output --csprof-cold-thres=0 | FileCheck %s --check-prefix=CHECK-UNWINDER |
| ; RUN: FileCheck %s --input-file %t |
| |
| ; CHECK: [main:2 @ foo]:75:0 |
| ; CHECK-NEXT: 2: 15 |
| ; CHECK-NEXT: 3: 15 |
| ; CHECK-NEXT: 4: 15 |
| ; CHECK-NEXT: 6: 15 |
| ; CHECK-NEXT: 8: 15 bar:15 |
| ; CHECK-NEXT: !CFGChecksum: 138950591924 |
| ; CHECK:[main:2 @ foo:8 @ bar]:30:15 |
| ; CHECK-NEXT: 1: 15 |
| ; CHECK-NEXT: 2: 18446744073709551615 |
| ; CHECK-NEXT: 3: 18446744073709551615 |
| ; CHECK-NEXT: 4: 15 |
| ; CHECK-NEXT: !CFGChecksum: 72617220756 |
| |
| |
| ; CHECK-UNWINDER: Binary(noinline-cs-pseudoprobe.perfbin)'s Range Counter: |
| ; CHECK-UNWINDER-NEXT: main:2 |
| ; CHECK-UNWINDER-NEXT: (79e, 7bf): 15 |
| ; CHECK-UNWINDER-NEXT: (7c4, 7cf): 15 |
| ; CHECK-UNWINDER-NEXT: main:2 @ foo:8 |
| ; CHECK-UNWINDER-NEXT: (760, 77f): 15 |
| |
| ; CHECK-UNWINDER: Binary(noinline-cs-pseudoprobe.perfbin)'s Branch Counter: |
| ; CHECK-UNWINDER-NEXT: main:2 |
| ; CHECK-UNWINDER-NEXT: (7bf, 760): 15 |
| ; CHECK-UNWINDER-NEXT: (7cf, 79e): 16 |
| ; CHECK-UNWINDER-NEXT: main:2 @ foo:8 |
| ; CHECK-UNWINDER-NEXT: (77f, 7c4): 17 |
| |
| |
| ; clang -O3 -fexperimental-new-pass-manager -fuse-ld=lld -fpseudo-probe-for-profiling |
| ; -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -Xclang -mdisable-tail-calls |
| ; -fno-inline-functions -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; |
| } |