| ; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/artificial-branch.perfscript --binary=%S/Inputs/inline-noprobe2.perfbin --output=%t --skip-symbolization --use-offset=0 |
| ; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-ARTIFICIAL-BRANCH |
| ; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/inline-noprobe2.perfscript --binary=%S/Inputs/inline-noprobe2.perfbin --output=%t --skip-symbolization --use-offset=0 |
| ; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-RAW-PROFILE |
| ; RUN: llvm-profgen --format=text --unsymbolized-profile=%t --binary=%S/Inputs/inline-noprobe2.perfbin --output=%t1 --use-offset=0 |
| ; RUN: FileCheck %s --input-file %t1 --check-prefix=CHECK |
| |
| ; RUN: llvm-profgen --format=extbinary --perfscript=%S/Inputs/inline-noprobe2.perfscript --binary=%S/Inputs/inline-noprobe2.perfbin --output=%t --populate-profile-symbol-list=1 |
| ; RUN: llvm-profdata show -show-prof-sym-list -sample %t | FileCheck %s --check-prefix=CHECK-SYM-LIST |
| |
| ; CHECK-ARTIFICIAL-BRANCH: 3 |
| ; CHECK-ARTIFICIAL-BRANCH: 400540-400540:1 |
| ; CHECK-ARTIFICIAL-BRANCH: 400870-400870:2 |
| ; CHECK-ARTIFICIAL-BRANCH: 400875-4008bf:1 |
| ; CHECK-ARTIFICIAL-BRANCH: 2 |
| ; CHECK-ARTIFICIAL-BRANCH: 400870->400540:2 |
| ; CHECK-ARTIFICIAL-BRANCH: 4008bf->400870:2 |
| |
| ; CHECK-SYM-LIST: Dump profile symbol list |
| ; CHECK-SYM-LIST: main |
| ; CHECK-SYM-LIST: partition_pivot_first |
| ; CHECK-SYM-LIST: partition_pivot_last |
| ; CHECK-SYM-LIST: quick_sort |
| ; CHECK-SYM-LIST: swap |
| |
| |
| ;CHECK-RAW-PROFILE-NOT: 7f7448e889e4 |
| ;CHECK-RAW-PROFILE-NOT: 7f7448e88826 |
| |
| ;CHECK: partition_pivot_first:367:5 |
| ;CHECK-NEXT: 0: 5 |
| ;CHECK-NEXT: 1: 5 |
| ;CHECK-NEXT: 2: 5 |
| ;CHECK-NEXT: 3: 5 |
| ;CHECK-NEXT: 3.1: 83 |
| ;CHECK-NEXT: 4: 82 |
| ;CHECK-NEXT: 4.1: 26 |
| ;CHECK-NEXT: 4.2: 25 |
| ;CHECK-NEXT: 4.3: 26 |
| ;CHECK-NEXT: 5: 6 |
| ;CHECK-NEXT: 6: 6 |
| ;CHECK-NEXT: 4.2: swap:75 |
| ;CHECK-NEXT: 1: 25 |
| ;CHECK-NEXT: 2: 25 |
| ;CHECK-NEXT: 3: 25 |
| ;CHECK-NEXT: 5: swap:18 |
| ;CHECK-NEXT: 1: 6 |
| ;CHECK-NEXT: 2: 6 |
| ;CHECK-NEXT: 3: 6 |
| ;CHECK-NEXT: partition_pivot_last:225:7 |
| ;CHECK-NEXT: 1: 6 |
| ;CHECK-NEXT: 2: 6 |
| ;CHECK-NEXT: 3: 6 |
| |
| ;w/o duplication factor : 3.1: 18 |
| ;w/o duplication factor : 3.3: 18 |
| ;w/o duplication factor : 4: 19 |
| ;w/o duplication factor : 5: 9 |
| ;CHECK-NEXT: 3.1: 36 |
| ;CHECK-NEXT: 3.3: 36 |
| ;CHECK-NEXT: 4: 38 |
| ;CHECK-NEXT: 5: 18 |
| |
| ;CHECK-NEXT: 6: 5 |
| ;CHECK-NEXT: 7: 5 |
| ;CHECK-NEXT: 5: swap:54 |
| |
| ;w/o duplication factor : 1: 9 |
| ;w/o duplication factor : 2: 9 |
| ;w/o duplication factor : 3: 9 |
| ;CHECK-NEXT: 1: 18 |
| ;CHECK-NEXT: 2: 18 |
| ;CHECK-NEXT: 3: 18 |
| |
| ;CHECK-NEXT: 6: swap:15 |
| ;CHECK-NEXT: 1: 5 |
| ;CHECK-NEXT: 2: 5 |
| ;CHECK-NEXT: 3: 5 |
| ;CHECK-NEXT: quick_sort:83:25 |
| ;CHECK-NEXT: 1: 24 |
| ;CHECK-NEXT: 2: 12 partition_pivot_last:7 partition_pivot_first:5 |
| ;CHECK-NEXT: 3: 11 quick_sort:12 |
| ;CHECK-NEXT: 4: 12 quick_sort:12 |
| ;CHECK-NEXT: 6: 24 |
| ;CHECK-NEXT: main:52:0 |
| ;CHECK-NEXT: 0: 0 |
| ;CHECK-NEXT: 3: 0 |
| ;CHECK-NEXT: 4.1: 0 |
| ;CHECK-NEXT: 4.3: 0 |
| ;CHECK-NEXT: 5.1: 10 |
| ;CHECK-NEXT: 5.3: 10 |
| ;CHECK-NEXT: 6: 10 |
| ;CHECK-NEXT: 6.1: 12 |
| ;CHECK-NEXT: 6.3: 10 |
| ;CHECK-NEXT: 7: 0 |
| ;CHECK-NEXT: 8: 0 quick_sort:1 |
| ;CHECK-NEXT: 9: 0 |
| ;CHECK-NEXT: 11: 0 |
| ;CHECK-NEXT: 14: 0 |
| |
| ; original code: |
| ; clang -O3 -g -fno-optimize-sibling-calls -fdebug-info-for-profiling qsort.c -o a.out |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| void swap(int *a, int *b) { |
| int t = *a; |
| *a = *b; |
| *b = t; |
| } |
| |
| int partition_pivot_last(int* array, int low, int high) { |
| int pivot = array[high]; |
| int i = low - 1; |
| for (int j = low; j < high; j++) |
| if (array[j] < pivot) |
| swap(&array[++i], &array[j]); |
| swap(&array[i + 1], &array[high]); |
| return (i + 1); |
| } |
| |
| int partition_pivot_first(int* array, int low, int high) { |
| int pivot = array[low]; |
| int i = low + 1; |
| for (int j = low + 1; j <= high; j++) |
| if (array[j] < pivot) { if (j != i) swap(&array[i], &array[j]); i++;} |
| swap(&array[i - 1], &array[low]); |
| return i - 1; |
| } |
| |
| void quick_sort(int* array, int low, int high, int (*partition_func)(int *, int, int)) { |
| if (low < high) { |
| int pi = (*partition_func)(array, low, high); |
| quick_sort(array, low, pi - 1, partition_func); |
| quick_sort(array, pi + 1, high, partition_func); |
| } |
| } |
| |
| int main() { |
| const int size = 200; |
| int sum = 0; |
| int *array = malloc(size * sizeof(int)); |
| for(int i = 0; i < 100 * 1000; i++) { |
| for(int j = 0; j < size; j++) |
| array[j] = j % 10 ? rand() % size: j; |
| int (*fptr)(int *, int, int) = i % 3 ? partition_pivot_last : partition_pivot_first; |
| quick_sort(array, 0, size - 1, fptr); |
| sum += array[i % size]; |
| } |
| printf("sum=%d\n", sum); |
| |
| return 0; |
| } |