1 /* jit/x86_64/disass.c - wrapper functions for GNU binutils disassembler
3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
4 Institut f. Computersprachen, TU Wien
5 R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser, M. Probst,
6 S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich,
9 This file is part of CACAO.
11 This program is free software; you can redistribute it and/or
12 modify it under the terms of the GNU General Public License as
13 published by the Free Software Foundation; either version 2, or (at
14 your option) any later version.
16 This program is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
26 Contact: cacao@complang.tuwien.ac.at
28 Authors: Andreas Krall
31 Changes: Christian Thalinger
33 $Id: disass.c 559 2003-11-02 23:20:06Z twisti $
49 /* name table for 16 integer registers */
70 void myprintf(PTR p, const char *fmt, ...)
74 mylen += vsprintf(mylinebuf + mylen, fmt, ap);
79 int buffer_read_memory(bfd_vma memaddr, bfd_byte *myaddr, unsigned int length, struct disassemble_info *info)
82 *myaddr = *((u1 *) memaddr);
85 memcpy(myaddr, (void *) memaddr, length);
92 /* function disassinstr ********************************************************
94 outputs a disassembler listing of one machine code instruction on 'stdout'
95 c: instructions machine code
96 pos: instructions address relative to method start
98 *******************************************************************************/
100 int disassinstr(u1 *code, int pos)
102 static disassemble_info info;
103 static int dis_initialized;
107 if (!dis_initialized) {
108 INIT_DISASSEMBLE_INFO(info, NULL, myprintf);
109 info.mach = bfd_mach_x86_64;
113 printf("0x%016lx: ", (s8) code);
115 seqlen = print_insn_i386((bfd_vma) code, &info);
117 for (i = 0; i < seqlen; i++) {
118 printf("%02x ", *(code++));
121 for (; i < 10; i++) {
125 printf(" %s\n", mylinebuf);
131 /* function disassemble ********************************************************
133 outputs a disassembler listing of some machine code on 'stdout'
134 code: pointer to first instruction
135 len: code size (number of instructions * 4)
137 *******************************************************************************/
139 void disassemble(u1 *code, int len)
144 disassemble_info info;
146 INIT_DISASSEMBLE_INFO(info, NULL, myprintf);
147 info.mach = bfd_mach_x86_64;
149 printf(" --- disassembler listing ---\n");
150 for (p = 0; p < len;) {
151 printf("0x%016lx: ", (s8) code);
154 seqlen = print_insn_i386((bfd_vma) code, &info);
157 for (i = 0; i < seqlen; i++) {
158 printf("%02x ", *(code++));
161 for (; i < 10; i++) {
165 printf(" %s\n", mylinebuf);
171 * These are local overrides for various environment variables in Emacs.
172 * Please do not remove this and leave it at the end of the file, where
173 * Emacs will automagically detect them.
174 * ---------------------------------------------------------------------
177 * indent-tabs-mode: t