1 files changed, 48 insertions, 0 deletions
diff --git a/sysdeps/x86_64/tst-avx512mod.c b/sysdeps/x86_64/tst-avx512mod.c
new file mode 100644
index 0000000000..4cfb3a2c3d
--- /dev/null
+++ b/sysdeps/x86_64/tst-avx512mod.c
@@ -0,0 +1,48 @@
+/* Test case for x86-64 preserved AVX512 registers in dynamic linker.  */
+
+#ifdef __AVX512F__
+#include <stdlib.h>
+#include <string.h>
+#include <immintrin.h>
+
+__m512i
+avx512_test (__m512i x0, __m512i x1, __m512i x2, __m512i x3,
+	     __m512i x4, __m512i x5, __m512i x6, __m512i x7)
+{
+  __m512i zmm;
+
+  zmm = _mm512_set1_epi32 (0);
+  if (memcmp (&zmm, &x0, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (1);
+  if (memcmp (&zmm, &x1, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (2);
+  if (memcmp (&zmm, &x2, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (3);
+  if (memcmp (&zmm, &x3, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (4);
+  if (memcmp (&zmm, &x4, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (5);
+  if (memcmp (&zmm, &x5, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (6);
+  if (memcmp (&zmm, &x6, sizeof (zmm)))
+    abort ();
+
+  zmm = _mm512_set1_epi32 (7);
+  if (memcmp (&zmm, &x7, sizeof (zmm)))
+    abort ();
+
+  return _mm512_set1_epi32 (0x12349876);
+}
+#endif