projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 847b055c | 1 | /* Set current rounding direction. |
| 04277e02 | 2 | Copyright (C) 2000-2019 Free Software Foundation, Inc. |
| 847b055c | 3 | This file is part of the GNU C Library. |
| 528be9fe | 4 | Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com). |
| 847b055c AJ |
5 | |
| 6 | The GNU C Library is free software; you can redistribute it and/or | |
| 41bdb6e2 AJ |
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. | |
| 847b055c AJ |
10 | |
| 11 | The GNU C Library is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 41bdb6e2 | 14 | Lesser General Public License for more details. |
| 847b055c | 15 | |
| 41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
| 18 | <http://www.gnu.org/licenses/>. */ | |
| 847b055c | 19 | |
| 528be9fe | 20 | #include <fenv_libc.h> |
| 847b055c AJ |
21 | #include <fpu_control.h> |
| 22 | ||
| 23 | int | |
| 01238691 | 24 | __fesetround (int round) |
| 847b055c AJ |
25 | { |
| 26 | if ((round|FPC_RM_MASK) != FPC_RM_MASK) | |
| 27 | { | |
| 28 | /* ROUND is not a valid rounding mode. */ | |
| 29 | return 1; | |
| 30 | } | |
| 31cf3942 SL |
31 | __asm__ __volatile__ ("srnm 0(%0)" |
| 32 | : | |
| 33 | : "a" (round)); | |
| 528be9fe | 34 | |
| 847b055c AJ |
35 | return 0; |
| 36 | } | |
| 01238691 JM |
37 | libm_hidden_def (__fesetround) |
| 38 | weak_alias (__fesetround, fesetround) | |
| 39 | libm_hidden_weak (fesetround) |