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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-i32scatterps512-2.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-i32scatterps512-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-i32scatterps512-2.c
new file mode 100644
index 000000000..8604c8d5c
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx512f-i32scatterps512-2.c
@@ -0,0 +1,52 @@
+/* { dg-do run } */
+/* { dg-options "-mavx512f -O2" } */
+/* { dg-require-effective-target avx512f } */
+
+#include "avx512f-check.h"
+
+#define SCALE 2
+
+static void
+compute_scatterdps (__mmask16 m16, int *idx,
+ float *src, int scale, float *r)
+{
+ int i;
+
+ for (i = 0; i < 16; i++)
+ {
+ if (m16 & (1 << i))
+ *(float *) (((unsigned char *) r) + idx[i] * scale) = src[i];
+ }
+}
+
+static void
+avx512f_test (void)
+{
+ int i;
+ union512 src;
+ union512i_d idx;
+ float res[16] = { 0.0 };
+ float res_ref[16] = { 0.0 };
+ __mmask16 m16 = 0xBC5D;
+
+ for (i = 0; i < 16; i++)
+ {
+ src.a[i] = 2.718281828459045 * (i + 1) * (i + 2);
+
+ /* About to gather in reverse order,
+ divide by 2 to demonstrate scale */
+ idx.a[i] = (64 - (i + 1) * 4) >> 1;
+ }
+
+ _mm512_mask_i32scatter_ps (res, m16, idx.x, src.x, SCALE);
+ compute_scatterdps (m16, idx.a, src.a, SCALE, res_ref);
+
+ if (checkVf (res, res_ref, 16))
+ abort ();
+
+ _mm512_i32scatter_ps (res, idx.x, src.x, SCALE);
+ compute_scatterdps (0xFFFF, idx.a, src.a, SCALE, res_ref);
+
+ if (checkVf (res, res_ref, 16))
+ abort ();
+}