projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| fe13a20c | 1 | /* llround function. POWER8 PowerPC64 version. |
| b168057a | 2 | Copyright (C) 2014-2015 Free Software Foundation, Inc. |
| fe13a20c AZ |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 16 | License along with the GNU C Library; if not, see | |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 18 | ||
| 19 | #include <sysdep.h> | |
| 757d9dd5 | 20 | #include <endian.h> |
| fe13a20c AZ |
21 | #include <math_ldbl_opt.h> |
| 22 | ||
| 7110166d | 23 | #define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */ |
| fe13a20c AZ |
24 | |
| 25 | /* long long [r3] llround (float x [fp1]) */ | |
| 26 | ||
| 27 | ENTRY (__llround) | |
| 28 | CALL_MCOUNT 0 | |
| 29 | frin fp1,fp1 /* Round to nearest +-0.5. */ | |
| 30 | fctidz fp1,fp1 /* Convert To Integer DW round toward 0. */ | |
| 31 | MFVSRD_R3_V1 | |
| 32 | blr | |
| 33 | END (__llround) | |
| 34 | ||
| 35 | strong_alias (__llround, __lround) | |
| 36 | weak_alias (__llround, llround) | |
| 37 | weak_alias (__lround, lround) | |
| 38 | ||
| 39 | #ifdef NO_LONG_DOUBLE | |
| 40 | weak_alias (__llround, llroundl) | |
| 41 | strong_alias (__llround, __llroundl) | |
| 42 | weak_alias (__lround, lroundl) | |
| 43 | strong_alias (__lround, __lroundl) | |
| 44 | #endif | |
| 45 | #if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1) | |
| 46 | compat_symbol (libm, __llround, llroundl, GLIBC_2_1) | |
| 47 | compat_symbol (libm, __lround, lroundl, GLIBC_2_1) | |
| 48 | #endif |