Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 36 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-tzcnt-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-tzcnt-2.c
new file mode 100644
index 000000000..1a9235b59
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-tzcnt-2.c
@@ -0,0 +1,36 @@
+/* { dg-do run { target { bmi } } } */
+/* { dg-options "-O2 -mbmi -fno-inline" } */
+
+#include <x86intrin.h>
+
+#include "bmi-check.h"
+
+int calc_tzcnt_u32 (int src)
+{
+  int i;
+  int res = 0;
+
+  while ( (res<32) && ((src&1) == 0)) {
+    ++res;
+    src >>= 1;
+  }
+  return res;
+}
+
+static void
+bmi_test ()
+{
+  unsigned i;
+  int src = 0xfacec0ff;
+  int res, res_ref;
+
+  for (i=0; i<5; ++i) {
+    src = i + src << i;
+
+    res_ref = calc_tzcnt_u32 (src);
+    res = __tzcnt_u32 (src);
+
+    if (res != res_ref)
+      abort();
+  }
+}