aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-6.C
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/libgomp/testsuite/libgomp.c++/simd-6.C')
-rw-r--r--gcc-4.9/libgomp/testsuite/libgomp.c++/simd-6.C70
1 files changed, 70 insertions, 0 deletions
diff --git a/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-6.C b/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-6.C
new file mode 100644
index 000000000..cfc13d0a0
--- /dev/null
+++ b/gcc-4.9/libgomp/testsuite/libgomp.c++/simd-6.C
@@ -0,0 +1,70 @@
+// { 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)
+ 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)
+ 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 ();
+}