Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/autopar/outer-6.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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/* { dg-do compile } */ /* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops2-details -fdump-tree-optimized" } */ void abort (void); int x[500][500]; int y[500]; int g_sum=0; __attribute__((noinline)) void init (int i, int j) { x[i][j]=1; } __attribute__((noinline)) void parloop (int N) { int i, j; int sum; /* Outer loop reduction, outerloop is parallelized. */ sum=0; for (i = 0; i < N; i++) { for (j = 0; j < N; j++) y[i]+=x[i][j]; sum += y[i]; } g_sum = sum; } int main(void) { int i,j; for (i = 0; i < 500; i++) for (j = 0; j < 500; j++) init(i, j); parloop(500); return 0; } /* Check that outer loop is parallelized. */ /* { dg-final { scan-tree-dump-times "parallelizing outer loop" 1 "parloops2" { xfail *-*-* } } } */ /* { dg-final { scan-tree-dump-times "parallelizing inner loop" 0 "parloops2" } } */ /* { dg-final { scan-tree-dump-times "loopfn" 4 "optimized" { xfail *-*-* } } } */