projects / thirdparty / gcc.git / blame
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| a71c0334 MM |
1 | /* Software IEEE 128-bit floating-point emulation for PowerPC. |
| 2 | ||
| 83ffe9cd | 3 | Copyright (C) 2016-2023 Free Software Foundation, Inc. |
| a71c0334 MM |
4 | This file is part of the GNU C Library. |
| 5 | Contributed by Michael Meissner (meissner@linux.vnet.ibm.com) | |
| 6 | Code is based on the main soft-fp library written by: | |
| 7 | Richard Henderson (rth@cygnus.com) and | |
| 8 | Jakub Jelinek (jj@ultra.linux.cz). | |
| 9 | ||
| 10 | The GNU C Library is free software; you can redistribute it and/or | |
| 11 | modify it under the terms of the GNU Lesser General Public | |
| 12 | License as published by the Free Software Foundation; either | |
| 13 | version 2.1 of the License, or (at your option) any later version. | |
| 14 | ||
| 15 | In addition to the permissions in the GNU Lesser General Public | |
| 16 | License, the Free Software Foundation gives you unlimited | |
| 17 | permission to link the compiled version of this file into | |
| 18 | combinations with other programs, and to distribute those | |
| 19 | combinations without any restriction coming from the use of this | |
| 20 | file. (The Lesser General Public License restrictions do apply in | |
| 21 | other respects; for example, they cover modification of the file, | |
| 22 | and distribution when not linked into a combine executable.) | |
| 23 | ||
| 24 | The GNU C Library is distributed in the hope that it will be useful, | |
| 25 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 | Lesser General Public License for more details. | |
| 28 | ||
| 29 | You should have received a copy of the GNU Lesser General Public | |
| 30 | License along with the GNU C Library; if not, see | |
| 31 | <http://www.gnu.org/licenses/>. */ | |
| 32 | ||
| 33 | /* Convert IBM long double to IEEE 128-bit floating point. */ | |
| 34 | ||
| 35 | #ifdef __FLOAT128_HARDWARE__ | |
| 36 | #error "This module must not be compiled with IEEE 128-bit hardware support" | |
| 37 | #endif | |
| 38 | ||
| 39 | #include "soft-fp.h" | |
| 40 | #include "quad-float128.h" | |
| 41 | ||
| 42 | #ifndef FLOAT128_HW_INSNS | |
| 43 | #define __trunctfkf2_sw __trunctfkf2 | |
| 44 | #endif | |
| 45 | ||
| d5eea0f7 | 46 | TFtype |
| a71c0334 MM |
47 | __trunctfkf2_sw (IBM128_TYPE value) |
| 48 | { | |
| d5eea0f7 | 49 | TFtype ret; |
| a71c0334 MM |
50 | |
| 51 | CVT_IBM128_TO_FLOAT128 (ret, value); | |
| 52 | return ret; | |
| 53 | } |