1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/avx512dq-vpmullq-2.c b/gcc/testsuite/gcc.target/i386/avx512dq-vpmullq-2.c
new file mode 100644
index 00000000000..2184834d807
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512dq-vpmullq-2.c
@@ -0,0 +1,49 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -mavx512dq -DAVX512DQ" } */
+/* { dg-require-effective-target avx512dq } */
+
+#include "avx512f-helper.h"
+
+#define SIZE (AVX512F_LEN / 64)
+#include "avx512f-mask-type.h"
+
+void
+CALC (long long *src1, long long *src2, long long *dst)
+{
+  int i;
+
+  for (i = 0; i < SIZE; i++)
+    dst[i] = src1[i] * src2[i];
+}
+
+void
+TEST (void)
+{
+  UNION_TYPE (AVX512F_LEN, i_q) src1, src2, dst1, dst2, dst3;
+  long long dst_ref[SIZE];
+  int i;
+  MASK_TYPE mask = MASK_VALUE;
+
+  for (i = 0; i < SIZE; i++)
+    {
+      src1.a[i] = i + 50;
+      src2.a[i] = i + 100;
+      dst2.a[i] = DEFAULT_VALUE;
+    }
+
+  dst1.x = INTRINSIC (_mullo_epi64) (src1.x, src2.x);
+  dst2.x = INTRINSIC (_mask_mullo_epi64) (dst2.x, mask, src1.x, src2.x);
+  dst3.x = INTRINSIC (_maskz_mullo_epi64) (mask, src1.x, src2.x);
+  CALC (src1.a, src2.a, dst_ref);
+
+  if (UNION_CHECK (AVX512F_LEN, i_q) (dst1, dst_ref))
+    abort ();
+
+  MASK_MERGE (i_q) (dst_ref, mask, SIZE);
+  if (UNION_CHECK (AVX512F_LEN, i_q) (dst2, dst_ref))
+    abort ();
+
+  MASK_ZERO (i_q) (dst_ref, mask, SIZE);
+  if (UNION_CHECK (AVX512F_LEN, i_q) (dst3, dst_ref))
+    abort ();
+}