reg.h revision 1.6 
1/*	$NetBSD: reg.h,v 1.6 2008/01/05 12:08:51 dsl Exp $	*/
2
3/*-
4 * Copyright (c) 1990 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * William Jolitz.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)reg.h	5.5 (Berkeley) 1/18/91
35 */
36
37#ifndef _AMD64_REG_H_
38#define _AMD64_REG_H_
39
40#include <machine/fpu.h>
41#include <machine/mcontext.h>
42
43/*
44 * XXX
45 * The #defines aren't used in the kernel, but some user-level code still
46 * expects them.
47 */
48
49/*
50 * Registers accessible to ptrace(2) syscall for debugger use.
51 * Same as mcontext.__gregs (except that is 'unsigned long').
52 * NB this structure is no longer the same as 'struct trapframe',
53 * athough the array indexes are defined in the same place.
54 */
55struct reg {
56	long	regs[_NGREG];
57};
58
59struct fpreg {
60	struct fxsave64 fxstate;
61};
62
63#define fp_fcw		fxstate.fx_fcw
64#define fp_fsw		fxstate.fx_fsw
65#define fp_ftw		fxstate.fx_ftw
66#define fp_fop		fxstate.fx_fop
67#define fp_rip		fxstate.fx_rip
68#define fp_rdp		fxstate.fx_rdp
69#define fp_mxcsr	fxstate.fx_mxcsr
70#define fp_mxcsr_mask	fxstate.fx_mxcsr_mask
71#define fp_st		fxstate.fx_st
72#define fp_xmm		fxstate.fx_xmm
73
74#endif /* !_AMD64_REG_H_ */
75