Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/predcom-dse-3.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* { dg-do run } */ /* { dg-options "-O2 -fno-inline -fpredictive-commoning -fdump-tree-pcom-details" } */ int arr1[105] = {2, 3, 5, 7, 11, 13, 0}; int arr2[105] = {2, 3, 5, 7, 11, 13, 0}; int arr3[105] = {2, 3, 5, 7, 11, 13, 0}; int arr4[105] = {2, 3, 5, 7, 11, 13, 0}; int result1[105] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -2, -3, 0}; int result2[105] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, -2, 0}; int result3[105] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -2, -2, 0}; int result4[105] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, -1, 0}; extern void abort (void); void check (int *a, int *res, int len) { int i; for (i = 0; i < len; i++) if (a[i] != res[i]) abort (); } void __attribute__((noinline)) foo1 (int *a) { int i; for (i = 0; i < 100; i++) { a[i] = 0; a[i + 1] = -1; a[i + 2] = -2; a[i + 3] = -3; } } void __attribute__((noinline)) foo2 (int *a) { int i; for (i = 0; i < 100; i++) { a[i] = 0; a[i + 2] = -1; a[i + 3] = -2; } } void __attribute__((noinline)) foo3 (int *a) { int i; for (i = 0; i < 100; i++) { a[i] = 0; a[i + 1] = -1; a[i + 3] = -2; } } void __attribute__((noinline)) foo4 (int *a) { int i; for (i = 0; i < 100; i++) { a[i] = 0; a[i + 3] = -1; } } int main (void) { foo1 (arr1); check (arr1, result1, 105); foo2 (arr2); check (arr2, result2, 105); foo3 (arr3); check (arr3, result3, 105); foo4 (arr4); check (arr4, result4, 105); return 0; } /* { dg-final { scan-tree-dump-times "Store-stores chain" 4 "pcom"} } */