diff options
Diffstat (limited to 'libgomp/testsuite/libgomp.c/simd-5.c')
-rw-r--r-- | libgomp/testsuite/libgomp.c/simd-5.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c/simd-5.c b/libgomp/testsuite/libgomp.c/simd-5.c new file mode 100644 index 00000000000..0b6d41e6356 --- /dev/null +++ b/libgomp/testsuite/libgomp.c/simd-5.c @@ -0,0 +1,44 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ +/* { dg-additional-options "-msse2" { target sse2_runtime } } */ +/* { dg-additional-options "-mavx" { target avx_runtime } } */ + +extern void abort (); +int a[1024] __attribute__((aligned (32))) = { 1 }; +struct S { int s; }; +#pragma omp declare reduction (+:struct S:omp_out.s += omp_in.s) +#pragma omp declare reduction (foo:struct S:omp_out.s += omp_in.s) +#pragma omp declare reduction (foo:int:omp_out += omp_in) + +__attribute__((noinline, noclone)) int +foo (void) +{ + int i, u = 0, q = 0; + struct S s, t; + s.s = 0; t.s = 0; + #pragma omp simd aligned(a : 32) reduction(+:s, q) reduction(foo:t, u) \ + safelen(1) + for (i = 0; i < 1024; i++) + { + int x = a[i]; + s.s += x; + t.s += x; + u += x; + q++; + } + if (t.s != s.s || u != s.s || q != 1024) + abort (); + return s.s; +} + +int +main () +{ + int i; + for (i = 0; i < 1024; i++) + a[i] = (i & 31) + (i / 128); + int s = foo (); + if (s != 19456) + abort (); + return 0; +} |