1/*	$NetBSD: fpu_extern.h,v 1.3 2005/12/11 12:18:42 christos Exp $	*/
2/* $FreeBSD$ */
3
4/*-
5 * SPDX-License-Identifier: BSD-2-Clause-NetBSD
6 *
7 * Copyright (c) 1995 The NetBSD Foundation, Inc.
8 * All rights reserved.
9 *
10 * This code is derived from software contributed to The NetBSD Foundation
11 * by Christos Zoulas.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35struct proc;
36struct fpu;
37struct trapframe;
38union instr;
39struct fpemu;
40struct fpn;
41
42/* fpu.c */
43int fpu_emulate(struct trapframe *, struct fpu *);
44int fpu_execute(struct trapframe *, struct fpemu *, union instr *);
45
46/* fpu_explode.c */
47int fpu_itof(struct fpn *, u_int);
48int fpu_xtof(struct fpn *, u_int64_t);
49int fpu_stof(struct fpn *, u_int);
50int fpu_dtof(struct fpn *, u_int, u_int);
51
52/* fpu_implode.c */
53u_int fpu_ftoi(struct fpemu *, struct fpn *);
54u_int fpu_ftox(struct fpemu *, struct fpn *, u_int *);
55u_int fpu_ftos(struct fpemu *, struct fpn *);
56u_int fpu_ftod(struct fpemu *, struct fpn *, u_int *);
57
58