aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/libgcc/config/libbid/_addsub_sd.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/libgcc/config/libbid/_addsub_sd.c')
-rw-r--r--gcc-4.9/libgcc/config/libbid/_addsub_sd.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc-4.9/libgcc/config/libbid/_addsub_sd.c b/gcc-4.9/libgcc/config/libbid/_addsub_sd.c
new file mode 100644
index 000000000..7b686f075
--- /dev/null
+++ b/gcc-4.9/libgcc/config/libbid/_addsub_sd.c
@@ -0,0 +1,54 @@
+/* Copyright (C) 2007-2014 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC 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 General Public License
+for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
+
+#include "bid_conf.h"
+#include "bid_functions.h"
+#include "bid_gcc_intrinsics.h"
+
+_Decimal32
+__bid_addsd3 (_Decimal32 x, _Decimal32 y) {
+ UINT64 x64, y64, res64;
+ union decimal32 ux, uy, res;
+
+ ux.d = x;
+ uy.d = y;
+ x64 = __bid32_to_bid64 (ux.i);
+ y64 = __bid32_to_bid64 (uy.i);
+ res64 = __bid64_add (x64, y64);
+ res.i = __bid64_to_bid32 (res64);
+ return (res.d);
+}
+
+_Decimal32
+__bid_subsd3 (_Decimal32 x, _Decimal32 y) {
+ UINT64 x64, y64, res64;
+ union decimal32 ux, uy, res;
+
+ ux.d = x;
+ uy.d = y;
+ x64 = __bid32_to_bid64 (ux.i);
+ y64 = __bid32_to_bid64 (uy.i);
+ res64 = __bid64_sub (x64, y64);
+ res.i = __bid64_to_bid32 (res64);
+ return (res.d);
+}