1 files changed, 36 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi2-rorx64-1.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi2-rorx64-1.c
new file mode 100644
index 000000000..ccd60c28a
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi2-rorx64-1.c
@@ -0,0 +1,36 @@
+/* { dg-do run { target { bmi2 && { ! ia32 } } } } */
+/* { dg-options "-mbmi2 -O2 -dp" } */
+
+#include "bmi2-check.h"
+
+__attribute__((noinline))
+unsigned long long
+calc_rorx_u64 (unsigned long long a, int l)
+{
+  unsigned long long volatile res = a;
+  int i;
+  for (i = 0; i < l; ++i)
+    res = (res >> 1) | ((res&1)<< 63);
+
+  return res;
+}
+
+#define SHIFT_VAL 0x1e
+
+static void
+bmi2_test ()
+{
+  unsigned i;
+  unsigned long long src = 0xce7ace0ce7ace0;
+  unsigned long long res, res_ref;
+
+  for (i = 0; i < 5; ++i) {
+    src = src * (i + 1);
+
+    res_ref = calc_rorx_u64 (src, SHIFT_VAL);
+    res = (src >> SHIFT_VAL) | (src << (64 - SHIFT_VAL));
+
+    if (res != res_ref)
+      abort();
+  }
+}