1 files changed, 51 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/avx512bw-vpavgw-2.c b/gcc/testsuite/gcc.target/i386/avx512bw-vpavgw-2.c
new file mode 100644
index 00000000000..51496865d64
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512bw-vpavgw-2.c
@@ -0,0 +1,51 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -mavx512bw -DAVX512BW" } */
+/* { dg-require-effective-target avx512bw } */
+
+#include "avx512f-helper.h"
+
+#define SIZE (AVX512F_LEN / 16)
+#include "avx512f-mask-type.h"
+
+void
+CALC (short *s1, short *s2, short *r)
+{
+  int i;
+
+  for (i = 0; i < SIZE; i++)
+    r[i] = ((unsigned short) s1[i] +
+      (unsigned short) s2[i] + 1) >> 1;
+}
+
+void
+TEST (void)
+{
+  UNION_TYPE (AVX512F_LEN, i_w) s1, s2, res1, res2 ,res3;
+  MASK_TYPE mask = MASK_VALUE;
+  short res_ref[SIZE];
+  int i;
+
+  for (i = 0; i < SIZE; i++)
+    {
+      s1.a[i] = i + 15;
+      s2.a[i] = i + 14;
+      res2.a[i] = DEFAULT_VALUE;
+    }
+
+  res1.x = INTRINSIC (_avg_epu16) (s1.x, s2.x);
+  res2.x = INTRINSIC (_mask_avg_epu16) (res2.x, mask, s1.x, s2.x);
+  res3.x = INTRINSIC (_maskz_avg_epu16) (mask, s1.x, s2.x);
+
+  CALC (s1.a, s2.a, res_ref);
+
+  if (UNION_CHECK (AVX512F_LEN, i_w) (res1, res_ref))
+    abort ();
+
+  MASK_MERGE (i_w) (res_ref, mask, SIZE);
+  if (UNION_CHECK (AVX512F_LEN, i_w) (res2, res_ref))
+    abort ();
+
+  MASK_ZERO (i_w) (res_ref, mask, SIZE);
+  if (UNION_CHECK (AVX512F_LEN, i_w) (res3, res_ref))
+    abort ();
+}