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9ed2e15f | 1 | /* Control when floating-point expressions are evaluated. AArch64 version. |
d614a753 | 2 | Copyright (C) 2014-2020 Free Software Foundation, Inc. |
9ed2e15f JM |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
9ed2e15f JM |
18 | |
19 | #ifndef AARCH64_MATH_BARRIERS_H | |
20 | #define AARCH64_MATH_BARRIERS_H 1 | |
21 | ||
22 | #define math_opt_barrier(x) \ | |
23 | ({ __typeof (x) __x = (x); __asm ("" : "+w" (__x)); __x; }) | |
24 | #define math_force_eval(x) \ | |
25 | ({ __typeof (x) __x = (x); __asm __volatile__ ("" : : "w" (__x)); }) | |
26 | ||
27 | #endif |