diff options
Diffstat (limited to 'gcc-4.9/libgomp/testsuite/libgomp.c++/simd-7.C')
-rw-r--r-- | gcc-4.9/libgomp/testsuite/libgomp.c++/simd-7.C | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-7.C b/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-7.C new file mode 100644 index 000000000..5a6f4cef7 --- /dev/null +++ b/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-7.C @@ -0,0 +1,72 @@ +// { dg-do run } +// { dg-options "-O2" } +// { dg-additional-options "-msse2" { target sse2_runtime } } +// { dg-additional-options "-mavx" { target avx_runtime } } + +extern "C" void abort (); +int a[1024] __attribute__((aligned (32))) = { 1 }; +struct S +{ + int s; + S () : s (0) {} + S (int x) : s (x) {} + ~S () {} +}; +#pragma omp declare reduction (+:S:omp_out.s += omp_in.s) \ + initializer (omp_priv (0)) +#pragma omp declare reduction (foo:S:omp_out.s += omp_in.s) \ + initializer (omp_priv (0)) +#pragma omp declare reduction (foo:int:omp_out += omp_in) \ + initializer (omp_priv = 0) + +__attribute__((noinline, noclone)) S +foo (S s) +{ + int i, v = 0, &u = v; + S t; + #pragma omp simd aligned(a : 32) reduction(+:s) reduction(foo:t, u) \ + safelen(1) + for (i = 0; i < 1024; i++) + { + int x = a[i]; + s.s += x; + t.s += x; + u += x; + } + if (t.s != s.s || u != s.s) + abort (); + return t; +} + +__attribute__((noinline, noclone)) int +bar (S &s, S &t) +{ + int i, v = 0, &u = v; + #pragma omp simd aligned(a : 32) reduction(+:s) reduction(foo:t, u) \ + safelen(1) + for (i = 0; i < 1024; i++) + { + int x = a[i]; + s.s += x; + t.s += x; + u += x; + } + if (t.s != s.s || u != s.s) + abort (); + return s.s; +} + +int +main () +{ + int i; + for (i = 0; i < 1024; i++) + a[i] = (i & 31) + (i / 128); + S q; + int s = foo (q).s; + if (s != 19456) + abort (); + S r, v; + if (bar (r, v) != s) + abort (); +} |