1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/sse2-pshuflw-1.c b/gcc/testsuite/gcc.target/i386/sse2-pshuflw-1.c
new file mode 100644
index 00000000000..37496251c55
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/sse2-pshuflw-1.c
@@ -0,0 +1,49 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -msse2" } */
+
+#ifndef CHECK_H
+#define CHECK_H "sse2-check.h"
+#endif
+
+#ifndef TEST
+#define TEST sse2_test
+#endif
+
+#define N 0xec
+
+#include CHECK_H
+
+#include <emmintrin.h>
+
+static __m128i
+__attribute__((noinline, unused))
+test (__m128i s1)
+{
+  return _mm_shufflelo_epi16 (s1, N); 
+}
+
+static void
+TEST (void)
+{
+  union128i_q s1;
+  union128i_w u;
+  short  e[8] = {0};
+  int i;
+  int m1[4] = {0x3, 0x3<<2, 0x3<<4, 0x3<<6};
+  int m2[4];
+  
+  s1.x = _mm_set_epi64x (0xabcde,0xef58a234);
+  u.x = test (s1.x);
+
+  for (i = 0; i < 4; i++)
+    e[i+4] = (s1.a[1]>>(16 * i)) & 0xffff;
+
+  for (i = 0; i < 4; i++)
+    m2[i] = (N & m1[i])>>(2*i);
+
+  for (i = 0; i < 4; i++)
+    e[i] = (s1.a[0] >> (16 * m2[i])) & 0xffff;
+
+  if (check_union128i_w(u, e))
+    abort ();
+}