aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/gcc.target/i386/avx-vperm2f128-256-2.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/avx-vperm2f128-256-2.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/avx-vperm2f128-256-2.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx-vperm2f128-256-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx-vperm2f128-256-2.c
new file mode 100644
index 000000000..db9c65bce
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx-vperm2f128-256-2.c
@@ -0,0 +1,39 @@
+/* { dg-do run } */
+/* { dg-require-effective-target avx } */
+/* { dg-options "-O2 -mavx" } */
+
+#include "avx-check.h"
+
+#ifndef IMM8
+# define IMM8 99
+#endif
+
+
+void static
+avx_test ()
+{
+ union256d source1, source2, u;
+ double s1[4]={1, 2, 3, 4};
+ double s2[4]={5, 6, 7, 8};
+ double e[4];
+
+ source1.x = _mm256_loadu_pd(s1);
+ source2.x = _mm256_loadu_pd(s2);
+ u.x = _mm256_permute2f128_pd(source1.x, source2.x, IMM8);
+
+ if(IMM8 & 8) e[0] = e[1] = 0;
+ else{
+ e[0] = (IMM8 & 2 ? s2 : s1)[(IMM8 & 1) * 2];
+ e[1] = (IMM8 & 2 ? s2 : s1)[(IMM8 & 1) * 2 + 1];
+ }
+ if(IMM8 & 128) e[3] = e[3] = 0;
+ else{
+ unsigned m = (IMM8 >> 4) & 3;
+ e[2] = (m & 2 ? s2 : s1)[(m & 1) * 2];
+ e[3] = (m & 2 ? s2 : s1)[(m & 1) * 2 + 1];
+ }
+
+ if (check_union256d (u, e))
+ abort ();
+}
+