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/*
41 * APPLE NOTE: There is a copy of this file for userspace in
42 * dtrace:sys_dis_tables.h
43 *
44 * It needs to be in sync with this file.
45 */
46
47#ifdef __cplusplus
48extern "C" {
49#endif
50
51#include <sys/types.h>
52#include <stdint.h>
53#include <sys/param.h>
54
55/*
56 * values for cpu mode
57 */
58#define SIZE16 1
59#define SIZE32 2
60#define SIZE64 3
61
62#define OPLEN 256
63#define PFIXLEN 8
64#define NCPS 20 /* number of chars per symbol */
65
66/*
67 * data structures that must be provided to dtrace_dis86()
68 */
69typedef struct d86opnd {
70 char d86_opnd[OPLEN]; /* symbolic rep of operand */
71 char d86_prefix[PFIXLEN]; /* any prefix string or "" */
72 uint_t d86_mode; /* mode for immediate */
73 uint_t d86_value_size; /* size in bytes of d86_value */
74 uint64_t d86_value; /* immediate value of opnd */
75} d86opnd_t;
76
77typedef struct dis86 {
78 uint_t d86_mode;
79 uint_t d86_error;
80 uint_t d86_len; /* instruction length */
81 int d86_rmindex; /* index of modrm byte or -1 */
82 uint_t d86_memsize; /* size of memory referenced */
83 char d86_bytes[16]; /* bytes of instruction */
84 char d86_mnem[OPLEN];
85 uint_t d86_numopnds;
86 uint_t d86_rex_prefix; /* value of REX prefix if !0 */
87 char *d86_seg_prefix; /* segment prefix, if any */
88 uint_t d86_opnd_size;
89 uint_t d86_addr_size;
90 uint_t d86_got_modrm;
91 uint_t d86_vsib; /* Has a VSIB */
92 struct d86opnd d86_opnd[4]; /* up to 4 operands */
93 int (*d86_check_func)(void *);
94 int (*d86_get_byte)(void *);
95#ifdef DIS_TEXT
96 int (*d86_sym_lookup)(void *, uint64_t, char *, size_t);
97 int (*d86_sprintf_func)(char *, size_t, const char *, ...);
98 int d86_flags;
99 uint_t d86_imm_bytes;
100#endif
101 void *d86_data;
102} dis86_t;
103
104extern int dtrace_disx86(dis86_t *x, uint_t cpu_mode);
105
106#define DIS_F_OCTAL 0x1 /* Print all numbers in octal */
107#define DIS_F_NOIMMSYM 0x2 /* Don't print symbols for immediates (.o) */
108
109#ifdef DIS_TEXT
110extern void dtrace_disx86_str(dis86_t *x, uint_t cpu_mode, uint64_t pc,
111 char *buf, size_t len);
112#endif
113
114#ifdef __cplusplus
115}
116#endif
117
118#endif /* _DIS_TABLES_H */
119
120