1 /* src/vm/jit/x86_64/disass.c - wrapper functions for GNU binutils disassembler
3 Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 Contact: cacao@cacaojvm.org
27 Authors: Andreas Krall
30 Changes: Christian Thalinger
42 #include "vm/global.h"
43 #include "vm/jit/disass.h"
46 /* global variables ***********************************************************/
48 /* name table for 16 integer registers */
70 /* disass_pseudo_instr *********************************************************
72 Outputs a disassembler listing of one pseudo instruction instruction on
75 Returns number of bytes consumed or 0 if code does not contain a pseudo
78 code: pointer to machine code
80 *******************************************************************************/
82 static s4 disass_pseudo_instr(u1 *code) {
86 snprintf(disass_buf, 512, "ill\t0x%02hhx (pseudo)", code[1]);
94 /* disassinstr *****************************************************************
96 Outputs a disassembler listing of one machine code instruction on
99 code: pointer to machine code
101 *******************************************************************************/
103 u1 *disassinstr(u1 *code)
108 if (!disass_initialized) {
109 INIT_DISASSEMBLE_INFO(info, NULL, disass_printf);
111 /* setting the struct members must be done after
112 INIT_DISASSEMBLE_INFO */
114 info.mach = bfd_mach_s390_31;
115 info.read_memory_func = &disass_buffer_read_memory;
117 disass_initialized = true;
120 printf("0x%08x: ", (s4) code);
124 seqlen = disass_pseudo_instr(code);
127 seqlen = print_insn_s390((bfd_vma) code, &info);
130 for (i = 0; i < seqlen; i++, code++) {
131 printf("%02x ", *code);
134 for (; i < 10; i++) {
138 printf(" %s\n", disass_buf);
145 * These are local overrides for various environment variables in Emacs.
146 * Please do not remove this and leave it at the end of the file, where
147 * Emacs will automagically detect them.
148 * ---------------------------------------------------------------------
151 * indent-tabs-mode: t