Move original compiler-rt functions (libgcc replacement) to lib/builtins directory

llvm-svn: 201393

1 files changed, 31 insertions, 0 deletions

diff --git a/compiler-rt/lib/builtins/parityti2.c b/compiler-rt/lib/builtins/parityti2.c
new file mode 100644
index 00000000000..a1f47b1d931
--- /dev/null
+++ b/compiler-rt/lib/builtins/parityti2.c
@@ -0,0 +1,31 @@
+/* ===-- parityti2.c - Implement __parityti2 -------------------------------===
+ *
+ *                     The LLVM Compiler Infrastructure
+ *
+ * This file is dual licensed under the MIT and the University of Illinois Open
+ * Source Licenses. See LICENSE.TXT for details.
+ *
+ * ===----------------------------------------------------------------------===
+ *
+ * This file implements __parityti2 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */ 
+
+#include "int_lib.h"
+
+#if __x86_64
+
+/* Returns: 1 if number of bits is odd else returns 0 */
+
+si_int __paritydi2(di_int a);
+
+si_int
+__parityti2(ti_int a)
+{
+    twords x;
+    x.all = a;
+    return __paritydi2(x.s.high ^ x.s.low);
+}
+
+#endif