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author | rus <rus@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-11-09 20:58:24 +0000 |
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committer | rus <rus@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-11-09 20:58:24 +0000 |
commit | 7f4db7c80779ecbc57d1146654daf0acfe18de66 (patch) | |
tree | 3af522a3b5e149c3fd498ecb1255994daae2129a /gcc/testsuite/gcc.dg/autopar/outer-4.c | |
parent | 611349f0ec42a37591db2cd02974a11a48d10edb (diff) | |
download | gcc-7f4db7c80779ecbc57d1146654daf0acfe18de66.tar.gz |
merge from trunkprofile-stdlib
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/profile-stdlib@154052 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/autopar/outer-4.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/autopar/outer-4.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/autopar/outer-4.c b/gcc/testsuite/gcc.dg/autopar/outer-4.c new file mode 100644 index 00000000000..56f6123385d --- /dev/null +++ b/gcc/testsuite/gcc.dg/autopar/outer-4.c @@ -0,0 +1,37 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops-details -fdump-tree-optimized" } */ + +void abort (void); + +int g_sum=0; +int x[500][500]; + +__attribute__((noinline)) +void parloop (int N) +{ + int i, j; + int sum; + + /* Double reduction is currently not supported, outer loop is not + parallelized. Inner reduction is detected, inner loop is + parallelized. */ + sum = 0; + for (i = 0; i < N; i++) + for (j = 0; j < N; j++) + sum += x[i][j]; + + g_sum = sum; +} + +int main(void) +{ + parloop(500); + + return 0; +} + + +/* { dg-final { scan-tree-dump-times "parallelizing outer loop" 1 "parloops" { xfail *-*-* } } } */ +/* { dg-final { scan-tree-dump-times "loopfn" 5 "optimized" } } */ +/* { dg-final { cleanup-tree-dump "parloops" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |