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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/aarch64/fpu/fesetmode.c
1 /* Install given floating-point control modes. AArch64 version.
2 Copyright (C) 2016-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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 <https://www.gnu.org/licenses/>. */
20 #include <fpu_control.h>
23 fesetmode (const femode_t
*modep
)
25 fpu_control_t fpcr
, fpcr_new
;
27 if (modep
== FE_DFL_MODE
)
28 fpcr_new
= (fpcr
& _FPU_RESERVED
) | _FPU_DEFAULT
;
32 _FPU_SETCW (fpcr_new
);