fp.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* Useful asm routines and data types for grungy 87 hacking */
#define EXCPMASK (FP_X_INV|FP_X_DNML|FP_X_DZ|FP_X_OFL|FP_X_UFL|FP_X_IMP)
typedef short _envbuf87[7]; /* buffer for f{ld,st}env instruction */
#define _swoff 1 /* status word index in _envbuf87 */
#define _swboff 2 /* status word BYTE offset in _envbuf87 */
extern void _getcw();
extern void _putcw();