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authorJoseph Myers <joseph@codesourcery.com>2013-10-10 23:57:22 +0000
committerJoseph Myers <joseph@codesourcery.com>2013-10-10 23:57:22 +0000
commit6c6352e69858e8c9ca5bc3c4ad4315b3e651d61e (patch)
treed3f45401055e44e469d1f23082970d026d0e8182 /soft-fp/fixdfti.c
parent3bf78b717463fde139fb1355afe560c7215234c4 (diff)
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Add soft-fp files from libgcc.
Diffstat (limited to 'soft-fp/fixdfti.c')
-rw-r--r--soft-fp/fixdfti.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/soft-fp/fixdfti.c b/soft-fp/fixdfti.c
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+/* Software floating-point emulation.
+ Convert IEEE double to 128bit signed integer
+ Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Uros Bizjak (ubizjak@gmail.com).
+
+ 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"
+
+TItype __fixdfti(DFtype a)
+{
+ FP_DECL_EX;
+ FP_DECL_D(A);
+ UTItype r;
+
+ FP_UNPACK_RAW_D(A, a);
+ FP_TO_INT_D(r, A, TI_BITS, 1);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}