1 files changed, 34 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/xop-rotate2-vector.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/xop-rotate2-vector.c
new file mode 100644
index 000000000..11d40023f
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/xop-rotate2-vector.c
@@ -0,0 +1,34 @@
+/* Test that the compiler properly optimizes vector rotate instructions vector
+   into prot on XOP systems.  */
+
+/* { dg-do compile { target { ! { ia32 } } } } */
+/* { dg-options "-O2 -mxop -ftree-vectorize" } */
+
+extern void exit (int);
+
+typedef long __m128i  __attribute__ ((__vector_size__ (16), __may_alias__));
+
+#define SIZE 10240
+
+union {
+  __m128i i_align;
+  unsigned u32[SIZE];
+} a, b, c;
+
+void
+right_rotate32_b (void)
+{
+  int i;
+
+  for (i = 0; i < SIZE; i++)
+    a.u32[i] = (b.u32[i] >> ((sizeof (int) * 8) - 4)) | (b.u32[i] << 4);
+}
+
+int
+main ()
+{
+  right_rotate ();
+  exit (0);
+}
+
+/* { dg-final { scan-assembler "vprot" } } */