fpu.h revision 1.3
1 /* $NetBSD: fpu.h,v 1.3 2001/02/04 17:38:10 briggs Exp $ */ 2 3 /*- 4 * Copyright (C) 1996 Wolfgang Solfrank. 5 * Copyright (C) 1996 TooLs GmbH. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by TooLs GmbH. 19 * 4. The name of TooLs GmbH may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 #ifndef _MACHINE_FPU_H_ 34 #define _MACHINE_FPU_H_ 35 36 #define FPSCR_FX 0x80000000 37 #define FPSCR_FEX 0x40000000 38 #define FPSCR_VX 0x20000000 39 #define FPSCR_OX 0x10000000 40 #define FPSCR_UX 0x08000000 41 #define FPSCR_ZX 0x04000000 42 #define FPSCR_XX 0x02000000 43 #define FPSCR_VXSNAN 0x01000000 44 #define FPSCR_VXISI 0x00800000 45 #define FPSCR_VXIDI 0x00400000 46 #define FPSCR_VXZDZ 0x00200000 47 #define FPSCR_VXIMZ 0x00100000 48 #define FPSCR_VXVC 0x00080000 49 #define FPSCR_FR 0x00040000 50 #define FPSCR_FI 0x00020000 51 #define FPSCR_FPRF 0x0001f000 52 #define FPSCR_C 0x00010000 53 #define FPSCR_FPCC 0x0000f000 54 #define FPSCR_FL 0x00008000 55 #define FPSCR_FG 0x00004000 56 #define FPSCR_FE 0x00002000 57 #define FPSCR_FU 0x00001000 58 #define FPSCR_VXSOFT 0x00000400 59 #define FPSCR_VXSQRT 0x00000200 60 #define FPSCR_VXCVI 0x00000100 61 #define FPSCR_VE 0x00000080 62 #define FPSCR_OE 0x00000040 63 #define FPSCR_UE 0x00000020 64 #define FPSCR_ZE 0x00000010 65 #define FPSCR_XE 0x00000008 66 #define FPSCR_NI 0x00000004 67 #define FPSCR_RN 0x00000003 68 69 #ifdef _KERNEL 70 void enable_fpu __P((struct proc *p)); 71 void save_fpu __P((struct proc *p)); 72 #endif 73 74 #endif /* _MACHINE_FPU_H_ */ 75
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