diff gcc/config/soft-fp/adddf3.c @ 0:a06113de4d67

first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/soft-fp/adddf3.c	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,49 @@
+/* Software floating-point emulation.
+   Return a + b
+   Copyright (C) 1997,1999, 2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   In addition to the permissions in the GNU Lesser General Public
+   License, the Free Software Foundation gives you unlimited
+   permission to link the compiled version of this file into
+   combinations with other programs, and to distribute those
+   combinations without any restriction coming from the use of this
+   file.  (The Lesser General Public License restrictions do apply in
+   other respects; for example, they cover modification of the file,
+   and distribution when not linked into a combine executable.)
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+#include "soft-fp.h"
+#include "double.h"
+
+DFtype __adddf3(DFtype a, DFtype b)
+{
+  FP_DECL_EX;
+  FP_DECL_D(A); FP_DECL_D(B); FP_DECL_D(R);
+  DFtype r;
+
+  FP_INIT_ROUNDMODE;
+  FP_UNPACK_SEMIRAW_D(A, a);
+  FP_UNPACK_SEMIRAW_D(B, b);
+  FP_ADD_D(R, A, B);
+  FP_PACK_SEMIRAW_D(r, R);
+  FP_HANDLE_EXCEPTIONS;
+
+  return r;
+}