1 ; RUN: llvm-profgen --format=text --unsymbolized-profile=%S/Inputs/cold-profile-trimming.raw.prof --binary=%S/Inputs/inline-noprobe2.perfbin --output=%t1 --use-offset=0
2 ; RUN: llvm-profgen --format=text --llvm-sample-profile=%t1 --binary=%S/Inputs/inline-noprobe2.perfbin --output=%t2 --trim-cold-profile=1 --profile-summary-cold-count=1000
3 ; RUN: FileCheck %s --input-file %t2 --check-prefix=CHECK-TRIM
6 ;CHECK-TRIM: partition_pivot_last:5187:7
7 ;CHECK-TRIM: partition_pivot_first:3010:5
8 ;CHECK-TRIM-NOT: quick_sort:903:25
9 ;CHECK-TRIM-NOT: main:820:0
12 ; clang -O3 -g -fno-optimize-sibling-calls -fdebug-info-for-profiling qsort.c -o a.out
16 void swap(int *a, int *b) {
22 int partition_pivot_last(int* array, int low, int high) {
23 int pivot = array[high];
25 for (int j = low; j < high; j++)
27 swap(&array[++i], &array[j]);
28 swap(&array[i + 1], &array[high]);
32 int partition_pivot_first(int* array, int low, int high) {
33 int pivot = array[low];
35 for (int j = low + 1; j <= high; j++)
36 if (array[j] < pivot) { if (j != i) swap(&array[i], &array[j]); i++;}
37 swap(&array[i - 1], &array[low]);
41 void quick_sort(int* array, int low, int high, int (*partition_func)(int *, int, int)) {
43 int pi = (*partition_func)(array, low, high);
44 quick_sort(array, low, pi - 1, partition_func);
45 quick_sort(array, pi + 1, high, partition_func);
52 int *array = malloc(size * sizeof(int));
53 for(int i = 0; i < 100 * 1000; i++) {
54 for(int j = 0; j < size; j++)
55 array[j] = j % 10 ? rand() % size: j;
56 int (*fptr)(int *, int, int) = i % 3 ? partition_pivot_last : partition_pivot_first;
57 quick_sort(array, 0, size - 1, fptr);
58 sum += array[i % size];
60 printf("sum=%d\n", sum);