James Greenhalgh | 5823ef2 | 2016-11-23 17:27:27 +0000 | [diff] [blame] | 1 | /* Software floating-point emulation. |
| 2 | Convert a 128bit unsigned integer to IEEE half. |
H.J. Lu | 2581344 | 2019-05-17 14:37:39 +0000 | [diff] [blame] | 3 | Copyright (C) 2007-2019 Free Software Foundation, Inc. |
James Greenhalgh | 5823ef2 | 2016-11-23 17:27:27 +0000 | [diff] [blame] | 4 | This file is part of the GNU C Library. |
| 5 | |
| 6 | The GNU C Library is free software; you can redistribute it and/or |
| 7 | modify it under the terms of the GNU Lesser General Public |
| 8 | License as published by the Free Software Foundation; either |
| 9 | version 2.1 of the License, or (at your option) any later version. |
| 10 | |
| 11 | In addition to the permissions in the GNU Lesser General Public |
| 12 | License, the Free Software Foundation gives you unlimited |
| 13 | permission to link the compiled version of this file into |
| 14 | combinations with other programs, and to distribute those |
| 15 | combinations without any restriction coming from the use of this |
| 16 | file. (The Lesser General Public License restrictions do apply in |
| 17 | other respects; for example, they cover modification of the file, |
| 18 | and distribution when not linked into a combine executable.) |
| 19 | |
| 20 | The GNU C Library is distributed in the hope that it will be useful, |
| 21 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 23 | Lesser General Public License for more details. |
| 24 | |
| 25 | You should have received a copy of the GNU Lesser General Public |
| 26 | License along with the GNU C Library; if not, see |
| 27 | <http://www.gnu.org/licenses/>. */ |
| 28 | |
| 29 | #include "soft-fp.h" |
| 30 | #include "half.h" |
| 31 | |
| 32 | HFtype |
| 33 | __floatuntihf (UTItype i) |
| 34 | { |
| 35 | FP_DECL_EX; |
| 36 | FP_DECL_H (A); |
| 37 | HFtype a; |
| 38 | |
| 39 | FP_INIT_ROUNDMODE; |
| 40 | FP_FROM_INT_H (A, i, TI_BITS, UTItype); |
| 41 | FP_PACK_RAW_H (a, A); |
| 42 | FP_HANDLE_EXCEPTIONS; |
| 43 | |
| 44 | return a; |
| 45 | } |