1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/sha256msg2-2.c b/gcc/testsuite/gcc.target/i386/sha256msg2-2.c
new file mode 100644
index 00000000000..ffb0c2582bc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/sha256msg2-2.c
@@ -0,0 +1,49 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -msha" } */
+/* { dg-require-effective-target sha } */
+
+#include "sha-check.h"
+#include "m128-check.h"
+#include <x86intrin.h>
+#include <immintrin.h>
+
+static int
+s1 (int w)
+{
+  return __rord (w, 17) ^ __rord (w, 19) ^ (w >> 10);
+}
+
+static void
+compute_sha256msg2 (int *src1, int *src2, int *res)
+{
+  int w14, w15, w16, w17, w18, w19;
+
+  w14 = src2[2];
+  w15 = src2[3];
+  w16 = src1[0] + s1 (w14);
+  w17 = src1[1] + s1 (w15);
+  w18 = src1[2] + s1 (w16);
+  w19 = src1[3] + s1 (w17);
+
+  res[0] = w16;
+  res[1] = w17;
+  res[2] = w18;
+  res[3] = w19;
+}
+
+static void
+sha_test (void)
+{
+  union128i_d s1, s2, res;
+  int res_ref[4];
+
+  s1.x = _mm_set_epi32 (111, 222, 333, 444);
+  s2.x = _mm_set_epi32 (555, 666, 0, 0);
+
+  res.x = _mm_sha256msg2_epu32 (s1.x, s2.x);
+
+  compute_sha256msg2 (s1.a, s2.a, res_ref);
+
+  if (check_union128i_d (res, res_ref))
+    abort ();
+}