2 files changed, 66 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/avx512dq-pr70059.c b/gcc/testsuite/gcc.target/i386/avx512dq-pr70059.c
new file mode 100644
index 00000000000..932ff6a6f6a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512dq-pr70059.c
@@ -0,0 +1,33 @@
+/* PR target/70059 */
+/* { dg-do run } */
+/* { dg-require-effective-target avx512dq } */
+/* { dg-options "-O2 -mavx512dq" } */
+
+#include "avx512dq-check.h"
+
+__attribute__((noinline, noclone)) __m512i
+foo (__m256i a, __m256i b)
+{
+  __m512i r = _mm512_undefined_si512 ();
+  r = _mm512_inserti32x8 (r, a, 0);
+  r = _mm512_inserti32x8 (r, b, 1);
+  return r;
+}
+
+static void
+avx512dq_test (void)
+{
+  union256i_q a, b;
+  union512i_q r;
+  long long r_ref[8];
+  int i;
+  for (i = 0; i < 4; i++)
+    {
+      a.a[i] = 0x0101010101010101ULL * i;
+      b.a[i] = 0x1010101010101010ULL * i;
+      r_ref[i] = a.a[i];
+      r_ref[i + 4] = b.a[i];
+    }
+  r.x = foo (a.x, b.x);
+  check_union512i_q (r, r_ref);
+}
diff --git a/gcc/testsuite/gcc.target/i386/avx512f-pr70059.c b/gcc/testsuite/gcc.target/i386/avx512f-pr70059.c
new file mode 100644
index 00000000000..95c8915a93b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512f-pr70059.c
@@ -0,0 +1,33 @@
+/* PR target/70059 */
+/* { dg-do run } */
+/* { dg-require-effective-target avx512f } */
+/* { dg-options "-O2 -mavx512f" } */
+
+#include "avx512f-check.h"
+
+__attribute__((noinline, noclone)) __m512i
+foo (__m256i a, __m256i b)
+{
+  __m512i r = _mm512_undefined_si512 ();
+  r = _mm512_inserti64x4 (r, a, 0);
+  r = _mm512_inserti64x4 (r, b, 1);
+  return r;
+}
+
+static void
+avx512f_test (void)
+{
+  union256i_q a, b;
+  union512i_q r;
+  long long r_ref[8];
+  int i;
+  for (i = 0; i < 4; i++)
+    {
+      a.a[i] = 0x0101010101010101ULL * i;
+      b.a[i] = 0x1010101010101010ULL * i;
+      r_ref[i] = a.a[i];
+      r_ref[i + 4] = b.a[i];
+    }
+  r.x = foo (a.x, b.x);
+  check_union512i_q (r, r_ref);
+}