1 /* $OpenBSD: fpu.h,v 1.1 2022/01/01 18:52:37 kettenis Exp $ */ 2 /* 3 * Copyright (c) 2022 Mark Kettenis <kettenis@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #ifndef _MACHINE_FPU_H 19 #define _MACHINE_FPU_H 20 21 void fpu_save(struct proc *); 22 void fpu_load(struct proc *); 23 void fpu_drop(void); 24 25 void fpu_kernel_enter(void); 26 void fpu_kernel_exit(void); 27 28 #endif /* !_MACHINE_FPU_H */ 29