/* $NetBSD: fpreg.h,v 1.3 2014/03/18 18:20:41 riastradh Exp $ */ /* * Copyright (c) 1995 Gordon Ross * Copyright (c) 1995 Ken Nakata * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * 4. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Gordon Ross * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _FPREG_H_ #define _FPREG_H_ /* * MC68881/68882 FPcr bit definitions */ /* fpsr */ #define FPSR_CCB 0xff000000 # define FPSR_NEG 0x08000000 # define FPSR_ZERO 0x04000000 # define FPSR_INF 0x02000000 # define FPSR_NAN 0x01000000 #define FPSR_QTT 0x00ff0000 # define FPSR_QSG 0x00800000 # define FPSR_QUO 0x007f0000 #define FPSR_EXCP 0x0000ff00 #define FPSR_EXCP2 0x00003e00 # define FPSR_BSUN 0x00008000 # define FPSR_SNAN 0x00004000 # define FPSR_OPERR 0x00002000 # define FPSR_OVFL 0x00001000 # define FPSR_UNFL 0x00000800 # define FPSR_DZ 0x00000400 # define FPSR_INEX2 0x00000200 # define FPSR_INEX1 0x00000100 #define FPSR_AEX 0x000000f8 # define FPSR_AIOP 0x00000080 # define FPSR_AOVFL 0x00000040 # define FPSR_AUNFL 0x00000020 # define FPSR_ADZ 0x00000010 # define FPSR_AINEX 0x00000008 /* fpcr */ #define FPCR_EXCP FPSR_EXCP #define FPCR_EXCP2 FPSR_EXCP2 # define FPCR_BSUN FPSR_BSUN # define FPCR_SNAN FPSR_SNAN # define FPCR_OPERR FPSR_OPERR # define FPCR_OVFL FPSR_OVFL # define FPCR_UNFL FPSR_UNFL # define FPCR_DZ FPSR_DZ # define FPCR_INEX2 FPSR_INEX2 # define FPCR_INEX1 FPSR_INEX1 #define FPCR_MODE 0x000000ff # define FPCR_PREC 0x000000c0 # define FPCR_EXTD 0x00000000 # define FPCR_SNGL 0x00000040 # define FPCR_DBL 0x00000080 # define FPCR_ROUND 0x00000030 # define FPCR_NEAR 0x00000000 # define FPCR_ZERO 0x00000010 # define FPCR_MINF 0x00000020 # define FPCR_PINF 0x00000030 #endif |