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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c
new file mode 100644
index 000000000..96f32b8f0
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vperm2i128-2.c
@@ -0,0 +1,84 @@
+/* { dg-do run } */
+/* { dg-options "-mavx2 -O2" } */
+/* { dg-require-effective-target avx2 } */
+
+#include "avx2-check.h"
+#include <string.h>
+
+#define NUM 10
+
+#define MASK 0xf1
+
+static void
+init_perm2i128 (unsigned long long *src1, unsigned long long *src2, int seed)
+{
+ int i, sign = 1;
+
+ for (i = 0; i < 4; i++)
+ {
+ src1[i] = (i + seed) * (i + seed) * sign;
+ src2[i] = (i + seed) * seed * sign;
+ sign = -sign;
+ }
+}
+
+static void
+calc_perm2i128 (unsigned long long *src1,
+ unsigned long long *src2,
+ unsigned int mask, unsigned long long *dst)
+{
+ int i, temp;
+
+ temp = mask & 3;
+
+ switch (temp)
+ {
+ case 0:
+ memcpy (dst, src1, 16);
+ case 1:
+ memcpy (dst, src1 + 2, 16);
+ case 2:
+ memcpy (dst, src2, 16);
+ case 3:
+ memcpy (dst, src1 + 2, 16);
+ }
+
+ temp = (mask >> 4) & 3;
+
+ switch (temp)
+ {
+ case 0:
+ memcpy (dst + 2, src1, 16);
+ case 1:
+ memcpy (dst + 2, src1 + 2, 16);
+ case 2:
+ memcpy (dst + 2, src2, 16);
+ case 3:
+ memcpy (dst + 2, src1 + 2, 16);
+ }
+
+ if ((mask >> 3) & 1)
+ memset (dst, 0, 16);
+
+ if ((mask >> 7) & 1)
+ memset (dst + 2, 0, 16);
+}
+
+static void
+avx2_test (void)
+{
+ union256i_q src1, src2, dst;
+ unsigned long long dst_ref[4];
+ int i;
+
+ for (i = 0; i < NUM; i++)
+ {
+ init_perm2i128 (src1.a, src2.a, i);
+
+ dst.x = _mm256_permute2x128_si256 (src1.x, src2.x, MASK);
+ calc_perm2i128 (src1.a, src2.a, MASK, dst_ref);
+
+ if (check_union256i_q (dst, dst_ref))
+ abort ();
+ }
+}