1 files changed, 43 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/avx512bw-vpblendmw-2.c b/gcc/testsuite/gcc.target/i386/avx512bw-vpblendmw-2.c
new file mode 100644
index 00000000000..1b60bf05ccf
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512bw-vpblendmw-2.c
@@ -0,0 +1,43 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -mavx512bw" } */
+/* { dg-require-effective-target avx512bw } */
+
+#define AVX512BW
+#include "avx512f-helper.h"
+
+#define SIZE (AVX512F_LEN / 16)
+#include "avx512f-mask-type.h"
+
+void
+CALC (short *r, short *s1, short *s2, MASK_TYPE mask)
+{
+  int i;
+  for (i = 0; i < SIZE; i++)
+    {
+      r[i] = (mask & (1 << i)) ? s2[i] : s1[i];
+    }
+}
+
+void
+TEST (void)
+{
+  int i, sign;
+  UNION_TYPE (AVX512F_LEN, i_w) res1, src1, src2;
+  MASK_TYPE mask = MASK_VALUE;
+  short res_ref[SIZE];
+
+  sign = -1;
+  for (i = 0; i < SIZE; i++)
+    {
+      src1.a[i] = 15 + 3467 * i * sign;
+      src2.a[i] = -2217 * i * sign;
+      sign = sign * -1;
+    }
+
+  res1.x = INTRINSIC (_mask_blend_epi16) (mask, src1.x, src2.x);
+
+  CALC (res_ref, src1.a, src2.a, mask);
+
+  if (UNION_CHECK (AVX512F_LEN, i_w) (res1, res_ref))
+    abort ();
+}