1 files changed, 26 insertions, 0 deletions
diff --git a/lib/negti2.c b/lib/negti2.c
new file mode 100644
index 000000000..c1c8a1296
--- /dev/null
+++ b/lib/negti2.c
@@ -0,0 +1,26 @@
+//===-- negti2.c - Implement __negti2 -------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements __negti2 for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#if __x86_64
+
+#include "int_lib.h"
+
+// Returns: -a
+
+ti_int
+__negti2(ti_int a)
+{
+    return ~a + 1;
+}
+
+#endif