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/* $NetBSD: fpu_extern.h,v 1.1 1996/03/14 19:41:56 christos Exp $ */
/*
* Copyright (c) 1995 Christos Zoulas. 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christos Zoulas.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*/
struct proc;
struct fpstate;
struct trapframe;
union instr;
struct fpemu;
struct fpn;
/* fpu.c */
void fpu_cleanup __P((struct proc *, struct fpstate *));
int fpu_emulate __P((struct proc *, struct trapframe *, struct fpstate *));
int fpu_execute __P((struct fpemu *, union instr));
/* fpu_add.c */
struct fpn *fpu_add __P((struct fpemu *));
/* fpu_compare.c */
void fpu_compare __P((struct fpemu *, int));
/* fpu_div.c */
struct fpn *fpu_div __P((struct fpemu *));
/* fpu_explode.c */
int fpu_itof __P((struct fpn *, u_int));
int fpu_stof __P((struct fpn *, u_int));
int fpu_dtof __P((struct fpn *, u_int, u_int ));
int fpu_xtof __P((struct fpn *, u_int, u_int , u_int , u_int ));
void fpu_explode __P((struct fpemu *, struct fpn *, int, int ));
/* fpu_implode.c */
u_int fpu_ftoi __P((struct fpemu *, struct fpn *));
u_int fpu_ftos __P((struct fpemu *, struct fpn *));
u_int fpu_ftod __P((struct fpemu *, struct fpn *, u_int *));
u_int fpu_ftox __P((struct fpemu *, struct fpn *, u_int *));
void fpu_implode __P((struct fpemu *, struct fpn *, int, u_int *));
/* fpu_mul.c */
struct fpn *fpu_mul __P((struct fpemu *));
/* fpu_sqrt.c */
struct fpn *fpu_sqrt __P((struct fpemu *));
/* fpu_subr.c */
int fpu_shr __P((register struct fpn *, register int));
void fpu_norm __P((register struct fpn *));
struct fpn *fpu_newnan __P((register struct fpemu *));
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