2 * Copyright (C) 1996 Wolfgang Solfrank.
3 * Copyright (C) 1996 TooLs GmbH.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by TooLs GmbH.
17 * 4. The name of TooLs GmbH may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 * $NetBSD: fpu.h,v 1.2 1999/12/07 15:14:56 danw Exp $
35 #ifndef _MACHINE_FPU_H_
36 #define _MACHINE_FPU_H_
38 #define FPSCR_FX 0x80000000
39 #define FPSCR_FEX 0x40000000
40 #define FPSCR_VX 0x20000000
41 #define FPSCR_OX 0x10000000
42 #define FPSCR_UX 0x08000000
43 #define FPSCR_ZX 0x04000000
44 #define FPSCR_XX 0x02000000
45 #define FPSCR_VXSNAN 0x01000000
46 #define FPSCR_VXISI 0x00800000
47 #define FPSCR_VXIDI 0x00400000
48 #define FPSCR_VXZDZ 0x00200000
49 #define FPSCR_VXIMZ 0x00100000
50 #define FPSCR_VXVC 0x00080000
51 #define FPSCR_FR 0x00040000
52 #define FPSCR_FI 0x00020000
53 #define FPSCR_FPRF 0x0001f000
54 #define FPSCR_C 0x00010000
55 #define FPSCR_FPCC 0x0000f000
56 #define FPSCR_FL 0x00008000
57 #define FPSCR_FG 0x00004000
58 #define FPSCR_FE 0x00002000
59 #define FPSCR_FU 0x00001000
60 #define FPSCR_VXSOFT 0x00000400
61 #define FPSCR_VXSQRT 0x00000200
62 #define FPSCR_VXCVI 0x00000100
63 #define FPSCR_VE 0x00000080
64 #define FPSCR_OE 0x00000040
65 #define FPSCR_UE 0x00000020
66 #define FPSCR_ZE 0x00000010
67 #define FPSCR_XE 0x00000008
68 #define FPSCR_NI 0x00000004
69 #define FPSCR_RN 0x00000003
73 void enable_fpu(struct thread *);
74 void save_fpu(struct thread *);
78 #endif /* _MACHINE_FPU_H_ */