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.
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.
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]
22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
26 /* Copyright (c) 1988 AT&T */
27 /* All Rights Reserved */
37 * Constants and prototypes for the IA32 disassembler backend. See dis_tables.c
38 * for usage information and documentation.
45 #include <sys/types.h>
46 #include <sys/param.h>
57 #define NCPS 20 /* number of chars per symbol */
60 * data structures that must be provided to dtrace_dis86()
62 typedef struct d86opnd {
63 char d86_opnd[OPLEN]; /* symbolic rep of operand */
64 char d86_prefix[PFIXLEN]; /* any prefix string or "" */
65 uint_t d86_mode; /* mode for immediate */
66 uint_t d86_value_size; /* size in bytes of d86_value */
67 uint64_t d86_value; /* immediate value of opnd */
70 typedef struct dis86 {
73 uint_t d86_len; /* instruction length */
74 int d86_rmindex; /* index of modrm byte or -1 */
75 uint_t d86_memsize; /* size of memory referenced */
76 char d86_bytes[16]; /* bytes of instruction */
79 uint_t d86_rex_prefix; /* value of REX prefix if !0 */
80 char *d86_seg_prefix; /* segment prefix, if any */
84 struct d86opnd d86_opnd[4]; /* up to 4 operands */
85 int (*d86_check_func)(void *);
86 int (*d86_get_byte)(void *);
88 int (*d86_sym_lookup)(void *, uint64_t, char *, size_t);
89 int (*d86_sprintf_func)(char *, size_t, const char *, ...);
96 extern int dtrace_disx86(dis86_t *x, uint_t cpu_mode);
98 #define DIS_F_OCTAL 0x1 /* Print all numbers in octal */
99 #define DIS_F_NOIMMSYM 0x2 /* Don't print symbols for immediates (.o) */
102 extern void dtrace_disx86_str(dis86_t *x, uint_t cpu_mode, uint64_t pc,
103 char *buf, size_t len);
110 #endif /* _DIS_TABLES_H */