1 files changed, 24 insertions, 0 deletions
diff --git a/contrib/llvm-project/compiler-rt/lib/builtins/addtf3.c b/contrib/llvm-project/compiler-rt/lib/builtins/addtf3.c
new file mode 100644
index 000000000000..570472a14554
--- /dev/null
+++ b/contrib/llvm-project/compiler-rt/lib/builtins/addtf3.c
@@ -0,0 +1,24 @@
+//===-- lib/addtf3.c - Quad-precision addition --------------------*- C -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements quad-precision soft-float addition with the IEEE-754
+// default rounding (to nearest, ties to even).
+//
+//===----------------------------------------------------------------------===//
+
+#define QUAD_PRECISION
+#include "fp_lib.h"
+
+#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT)
+#include "fp_add_impl.inc"
+
+COMPILER_RT_ABI long double __addtf3(long double a, long double b) {
+  return __addXf3__(a, b);
+}
+
+#endif