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6c6352e6 JM |
1 | /* Software floating-point emulation. |
2 | Return a converted to IEEE quad | |
04277e02 | 3 | Copyright (C) 2007-2019 Free Software Foundation, Inc. |
6c6352e6 JM |
4 | This file is part of the GNU C Library. |
5 | Contributed by Uros Bizjak (ubizjak@gmail.com). | |
6 | ||
7 | The GNU C Library is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU Lesser General Public | |
9 | License as published by the Free Software Foundation; either | |
10 | version 2.1 of the License, or (at your option) any later version. | |
11 | ||
12 | In addition to the permissions in the GNU Lesser General Public | |
13 | License, the Free Software Foundation gives you unlimited | |
14 | permission to link the compiled version of this file into | |
15 | combinations with other programs, and to distribute those | |
16 | combinations without any restriction coming from the use of this | |
17 | file. (The Lesser General Public License restrictions do apply in | |
18 | other respects; for example, they cover modification of the file, | |
19 | and distribution when not linked into a combine executable.) | |
20 | ||
21 | The GNU C Library is distributed in the hope that it will be useful, | |
22 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
23 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
24 | Lesser General Public License for more details. | |
25 | ||
26 | You should have received a copy of the GNU Lesser General Public | |
33b853c3 JM |
27 | License along with the GNU C Library; if not, see |
28 | <http://www.gnu.org/licenses/>. */ | |
6c6352e6 JM |
29 | |
30 | #include "soft-fp.h" | |
31 | #include "extended.h" | |
32 | #include "quad.h" | |
33 | ||
1e145589 | 34 | TFtype |
51ca9e29 | 35 | __extendxftf2 (XFtype a) |
6c6352e6 JM |
36 | { |
37 | FP_DECL_EX; | |
51ca9e29 JM |
38 | FP_DECL_E (A); |
39 | FP_DECL_Q (R); | |
6c6352e6 JM |
40 | TFtype r; |
41 | ||
43059f42 | 42 | FP_INIT_TRAPPING_EXCEPTIONS; |
51ca9e29 | 43 | FP_UNPACK_RAW_E (A, a); |
69da3c9e | 44 | #if _FP_W_TYPE_SIZE < 64 |
51ca9e29 | 45 | FP_EXTEND (Q, E, 4, 4, R, A); |
6c6352e6 | 46 | #else |
51ca9e29 | 47 | FP_EXTEND (Q, E, 2, 2, R, A); |
6c6352e6 | 48 | #endif |
51ca9e29 | 49 | FP_PACK_RAW_Q (r, R); |
6c6352e6 JM |
50 | FP_HANDLE_EXCEPTIONS; |
51 | ||
52 | return r; | |
53 | } |