1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26/*	Copyright (c) 1988 AT&T	*/
27/*	  All Rights Reserved  	*/
28
29
30#ifndef _DIS_TABLES_H
31#define	_DIS_TABLES_H
32
33#pragma ident	"@(#)dis_tables.h	1.10	07/07/10 SMI"
34
35/*
36 * Constants and prototypes for the IA32 disassembler backend.  See dis_tables.c
37 * for usage information and documentation.
38 */
39
40#ifdef __cplusplus
41extern "C" {
42#endif
43
44#if !defined(__APPLE__)
45#include <sys/types.h>
46#include <sys/inttypes.h>
47#include <sys/param.h>
48#else
49#include <sys/types.h>
50#include "darwin_shim.h"
51#include <sys/param.h>
52#endif /* __APPLE__ */
53
54/*
55 * values for cpu mode
56 */
57#define	SIZE16	1
58#define	SIZE32	2
59#define	SIZE64	3
60
61#define	OPLEN	256
62#define	PFIXLEN	  8
63#define	NCPS	12	/* number of chars per symbol	*/
64
65/*
66 * data structures that must be provided to dtrace_dis86()
67 */
68typedef struct d86opnd {
69	char		d86_opnd[OPLEN];	/* symbolic rep of operand */
70	char		d86_prefix[PFIXLEN];	/* any prefix string or "" */
71	uint_t		d86_mode;		/* mode for immediate */
72	uint_t		d86_value_size;		/* size in bytes of d86_value */
73	uint64_t	d86_value;		/* immediate value of opnd */
74} d86opnd_t;
75
76typedef struct dis86 {
77	uint_t		d86_mode;
78	uint_t		d86_error;
79	uint_t		d86_len;		/* instruction length */
80	int		d86_rmindex;		/* index of modrm byte or -1 */
81	uint_t		d86_memsize;		/* size of memory referenced */
82	char		d86_bytes[16];		/* bytes of instruction */
83	char		d86_mnem[OPLEN];
84	uint_t		d86_numopnds;
85	uint_t		d86_rex_prefix;		/* value of REX prefix if !0 */
86	char		*d86_seg_prefix;	/* segment prefix, if any */
87	uint_t		d86_opnd_size;
88	uint_t		d86_addr_size;
89	uint_t		d86_got_modrm;
90	struct d86opnd	d86_opnd[4];		/* up to 4 operands */
91	int		(*d86_check_func)(void *);
92	int		(*d86_get_byte)(void *);
93#ifdef DIS_TEXT
94	int		(*d86_sym_lookup)(void *, uint64_t, char *, size_t);
95	int		(*d86_sprintf_func)(char *, size_t, const char *, ...);
96	int		d86_flags;
97	uint_t		d86_imm_bytes;
98#endif
99	void		*d86_data;
100} dis86_t;
101
102extern int dtrace_disx86(dis86_t *x, uint_t cpu_mode);
103
104#define	DIS_F_OCTAL	0x1	/* Print all numbers in octal */
105#define	DIS_F_NOIMMSYM	0x2	/* Don't print symbols for immediates (.o) */
106
107#ifdef DIS_TEXT
108extern void dtrace_disx86_str(dis86_t *x, uint_t cpu_mode, uint64_t pc,
109    char *buf, size_t len);
110#endif
111
112#ifdef __cplusplus
113}
114#endif
115
116#endif /* _DIS_TABLES_H */
117