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

llvm-svn: 201393

1 files changed, 21 insertions, 0 deletions

diff --git a/compiler-rt/lib/builtins/negdf2.c b/compiler-rt/lib/builtins/negdf2.c
new file mode 100644
index 00000000000..4e17513a9d0
--- /dev/null
+++ b/compiler-rt/lib/builtins/negdf2.c
@@ -0,0 +1,21 @@
+//===-- lib/negdf2.c - double-precision negation ------------------*- C -*-===//
+//
+//                     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 double-precision soft-float negation.
+//
+//===----------------------------------------------------------------------===//
+
+#define DOUBLE_PRECISION
+#include "fp_lib.h"
+
+ARM_EABI_FNALIAS(dneg, negdf2)
+
+fp_t __negdf2(fp_t a) {
+    return fromRep(toRep(a) ^ signBit);
+}