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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-i64gatherpd-4.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-i64gatherpd-4.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-i64gatherpd-4.c
new file mode 100644
index 000000000..61cb1f8d0
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-i64gatherpd-4.c
@@ -0,0 +1,52 @@
+/* { dg-do run } */
+/* { dg-require-effective-target avx2 } */
+/* { dg-options "-O2 -mavx2" } */
+
+#include <string.h>
+#include "avx2-check.h"
+
+static void
+compute_i64gatherpd (double *src,
+ double *s1,
+ long long int *s2, double *mask, int scale, double *r)
+{
+ int i;
+
+ for (i = 0; i < 2; ++i)
+ if ((((long long *) mask)[i] >> 63) & 1)
+ r[i] = *(double *) (((unsigned char *) s1) + s2[i] * scale);
+ else
+ r[i] = src[i];
+}
+
+void static
+avx2_test (void)
+{
+ int i;
+ union128i_q idx;
+ union128d res, src, mask;
+ double s1[2], res_ref[2] = { 0, 0 };
+
+ for (i = 0; i < 2; ++i)
+ {
+ /* Set some stuff */
+ s1[i] = 2.718281828459045 * (i + 1) * (i + 2);
+
+ /* Set src as something different from s1 */
+ src.a[i] = -s1[i];
+
+ /* Mask out evens */
+ ((long long *) mask.a)[i] = i % 2 ? 0 : -1;
+
+ /* About to gather in reverse order,
+ divide by 2 to demonstrate scale */
+ idx.a[i] = (16 - (i + 1) * 8) >> 1;
+ }
+
+ res.x = _mm_mask_i64gather_pd (src.x, s1, idx.x, mask.x, 2);
+
+ compute_i64gatherpd (src.a, s1, idx.a, mask.a, 2, res_ref);
+
+ if (check_union128d (res, res_ref) != 0)
+ abort ();
+}