| ; Firstly test uncompression(--compress-recursion=0) |
| ; RUN: llvm-profgen --perfscript=%S/Inputs/recursion-compression-pseudoprobe.perfscript --binary=%S/Inputs/recursion-compression-pseudoprobe.perfbin --output=%t --compress-recursion=0 --csprof-cold-thres=0 |
| ; RUN: FileCheck %s --input-file %t -check-prefix=CHECK-UNCOMPRESS |
| ; RUN: llvm-profgen --perfscript=%S/Inputs/recursion-compression-pseudoprobe.perfscript --binary=%S/Inputs/recursion-compression-pseudoprobe.perfbin --output=%t --show-unwinder-output --csprof-cold-thres=0 | FileCheck %s --check-prefix=CHECK-UNWINDER |
| ; RUN: FileCheck %s --input-file %t |
| |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa]:4:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: 4: 1 |
| ; CHECK-UNCOMPRESS: 7: 1 fb:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 120515930909 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:6 @ fa:8 @ fa]:4:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: 4: 1 |
| ; CHECK-UNCOMPRESS: 7: 1 fb:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 120515930909 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:6 @ fa]:4:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: 5: 1 |
| ; CHECK-UNCOMPRESS: 8: 1 fa:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 120515930909 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa:7 @ fb]:3:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: 6: 1 fa:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb]:3:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: 6: 1 fa:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb]:3:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: 6: 1 fa:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb]:3:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 2: 1 |
| ; CHECK-UNCOMPRESS: 5: 1 fb:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb]:3:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 2: 1 |
| ; CHECK-UNCOMPRESS: 5: 1 fb:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb]:3:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 2: 1 |
| ; CHECK-UNCOMPRESS: 5: 1 fb:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa:7 @ fb:6 @ fa]:2:1 |
| ; CHECK-UNCOMPRESS: 1: 1 |
| ; CHECK-UNCOMPRESS: 3: 1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 120515930909 |
| ; CHECK-UNCOMPRESS: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:5 @ fb:5 @ fb:5 @ fb]:1:0 |
| ; CHECK-UNCOMPRESS: 5: 1 fb:1 |
| ; CHECK-UNCOMPRESS: !CFGChecksum: 72617220756 |
| |
| |
| ; CHECK: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb]:13:4 |
| ; CHECK: 1: 4 |
| ; CHECK: 2: 3 |
| ; CHECK: 3: 1 |
| ; CEHCK: 5: 4 fb:4 |
| ; CHECK: 6: 1 fa:1 |
| ; CHECK !CFGChecksum: 72617220756 |
| ; CHECK: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa]:6:2 |
| ; CHECK: 1: 2 |
| ; CHECK: 3: 2 |
| ; CHECK: 4: 1 |
| ; CHECK: 7: 1 fb:1 |
| ; CHECK: !CFGChecksum: 120515930909 |
| ; CHECK: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa]:4:1 |
| ; CHECK: 1: 1 |
| ; CHECK: 3: 1 |
| ; CHECK: 4: 1 |
| ; CHECK: 7: 1 fb:1 |
| ; CHECK: !CFGChecksum: 120515930909 |
| ; CHECK: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa]:4:1 |
| ; CHECK: 1: 1 |
| ; CHECK: 3: 1 |
| ; CHECK: 5: 1 |
| ; CHECK: 8: 1 fa:1 |
| ; CHECK: !CFGChecksum: 120515930909 |
| ; CHECK: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa:7 @ fb]:3:1 |
| ; CHECK: 1: 1 |
| ; CHECK: 3: 1 |
| ; CHECK: 6: 1 fa:1 |
| ; CHECK: !CFGChecksum: 72617220756 |
| ; CHECK: [main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb]:3:1 |
| ; CHECK: 1: 1 |
| ; CHECK: 3: 1 |
| ; CHECK: 6: 1 fa:1 |
| ; CHECK: !CFGChecksum: 72617220756 |
| |
| |
| |
| |
| ; CHECK-UNWINDER: Binary(recursion-compression-pseudoprobe.perfbin)'s Range Counter: |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 |
| ; CHECK-UNWINDER: (7a0, 7a7): 1 |
| ; CHECK-UNWINDER: (7a0, 7ab): 3 |
| ; CHECK-UNWINDER: (7b2, 7b5): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 |
| ; CHECK-UNWINDER: (7c0, 7d4): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 |
| ; CHECK-UNWINDER: (7c0, 7cd): 1 |
| ; CHECK-UNWINDER: (7db, 7e0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 |
| ; CHECK-UNWINDER: (7a0, 7a7): 1 |
| ; CHECK-UNWINDER: (7b2, 7b5): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 |
| ; CHECK-UNWINDER: (7c0, 7cd): 2 |
| ; CHECK-UNWINDER: (7db, 7e0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa:7 |
| ; CHECK-UNWINDER: (7a0, 7a7): 1 |
| ; CHECK-UNWINDER: (7b2, 7b5): 1 |
| |
| ; CHECK-UNWINDER: Binary(recursion-compression-pseudoprobe.perfbin)'s Branch Counter: |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 |
| ; CHECK-UNWINDER: (7a7, 7b2): 1 |
| ; CHECK-UNWINDER: (7ab, 7a0): 4 |
| ; CHECK-UNWINDER: (7b5, 7c0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 |
| ; CHECK-UNWINDER: (7d4, 7c0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 |
| ; CHECK-UNWINDER: (7cd, 7db): 1 |
| ; CHECK-UNWINDER: (7e0, 7a0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 |
| ; CHECK-UNWINDER: (7a7, 7b2): 1 |
| ; CHECK-UNWINDER: (7b5, 7c0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 |
| ; CHECK-UNWINDER: (7cd, 7db): 2 |
| ; CHECK-UNWINDER: (7e0, 7a0): 1 |
| ; CHECK-UNWINDER: main:2 @ foo:5 @ fa:8 @ fa:7 @ fb:5 @ fb:6 @ fa:8 @ fa:7 @ fb:6 @ fa:7 |
| ; CHECK-UNWINDER: (7a7, 7b2): 1 |
| ; CHECK-UNWINDER: (7b5, 7c0): 1 |
| |
| |
| ; 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 |
| ; -g test.c -o a.out |
| |
| #include <stdio.h> |
| |
| int fb(int n) { |
| if(n > 10) return fb(n / 2); |
| return fa(n - 1); |
| } |
| |
| int fa(int n) { |
| if(n < 2) return n; |
| if(n % 2) return fb(n - 1); |
| return fa(n - 1); |
| } |
| |
| void foo() { |
| int s, i = 0; |
| while (i++ < 10000) |
| s += fa(i); |
| printf("sum is %d\n", s); |
| } |
| |
| int main() { |
| foo(); |
| return 0; |
| } |
