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e7b8c7bc RM |
1 | /* Software floating-point emulation. |
2 | Convert a 64bit unsigned integer to IEEE double | |
3 | Copyright (C) 1997,1999, 2006 Free Software Foundation, Inc. | |
4 | This file is part of the GNU C Library. | |
5 | Contributed by Richard Henderson (rth@cygnus.com) and | |
6 | Jakub Jelinek (jj@ultra.linux.cz). | |
7 | ||
8 | The GNU C Library is free software; you can redistribute it and/or | |
9 | modify it under the terms of the GNU Lesser General Public | |
10 | License as published by the Free Software Foundation; either | |
11 | version 2.1 of the License, or (at your option) any later version. | |
12 | ||
13 | The GNU C Library is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public | |
19 | License along with the GNU C Library; if not, write to the Free | |
20 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
21 | 02111-1307 USA. */ | |
22 | ||
23 | #include "soft-fp.h" | |
24 | #include "double.h" | |
25 | ||
26 | double | |
27 | __floatundidf(UDItype i) | |
28 | { | |
29 | FP_DECL_EX; | |
30 | FP_DECL_D(A); | |
31 | double a; | |
32 | ||
33 | FP_FROM_INT_D(A, i, 64, long long); | |
34 | FP_PACK_D(a, A); | |
35 | FP_HANDLE_EXCEPTIONS; | |
36 | ||
37 | return a; | |
38 | } |