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 2009 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 */ 31 32#ifndef _DIS_TABLES_H 33#define _DIS_TABLES_H 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#include <sys/types.h> 45#include <sys/param.h> 46 47/* 48 * values for cpu mode 49 */ 50#define SIZE16 1 51#define SIZE32 2 52#define SIZE64 3 53 54#define OPLEN 256 55#define PFIXLEN 8 56#define NCPS 20 /* number of chars per symbol */ 57 58/* 59 * data structures that must be provided to dtrace_dis86() 60 */ 61typedef struct d86opnd { 62 char d86_opnd[OPLEN]; /* symbolic rep of operand */ 63 char d86_prefix[PFIXLEN]; /* any prefix string or "" */ 64 uint_t d86_mode; /* mode for immediate */ 65 uint_t d86_value_size; /* size in bytes of d86_value */ 66 uint64_t d86_value; /* immediate value of opnd */ 67} d86opnd_t; 68 69typedef struct dis86 { 70 uint_t d86_mode; 71 uint_t d86_error; 72 uint_t d86_len; /* instruction length */ 73 int d86_rmindex; /* index of modrm byte or -1 */ 74 uint_t d86_memsize; /* size of memory referenced */ 75 char d86_bytes[16]; /* bytes of instruction */ 76 char d86_mnem[OPLEN]; 77 uint_t d86_numopnds; 78 uint_t d86_rex_prefix; /* value of REX prefix if !0 */ 79 char *d86_seg_prefix; /* segment prefix, if any */ 80 uint_t d86_opnd_size; 81 uint_t d86_addr_size; 82 uint_t d86_got_modrm; 83 uint_t d86_vsib; /* Has a VSIB */ 84 struct d86opnd d86_opnd[4]; /* up to 4 operands */ 85 int (*d86_check_func)(void *); 86 int (*d86_get_byte)(void *); 87#ifdef DIS_TEXT 88 int (*d86_sym_lookup)(void *, uint64_t, char *, size_t); 89 int (*d86_sprintf_func)(char *, size_t, const char *, ...); 90 int d86_flags; 91 uint_t d86_imm_bytes; 92#endif 93 void *d86_data; 94} dis86_t; 95 96extern int dtrace_disx86(dis86_t *x, uint_t cpu_mode); 97 98#define DIS_F_OCTAL 0x1 /* Print all numbers in octal */ 99#define DIS_F_NOIMMSYM 0x2 /* Don't print symbols for immediates (.o) */ 100 101#ifdef DIS_TEXT 102extern void dtrace_disx86_str(dis86_t *x, uint_t cpu_mode, uint64_t pc, 103 char *buf, size_t len); 104#endif 105 106#ifdef __cplusplus 107} 108#endif 109 110#endif /* _DIS_TABLES_H */ 111