1 /* src/vm/jit/m68k/disass.c - wrapper functions for GNU binutils disassembler
3 Copyright (C) 1996-2005, 2006, 2007 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
36 #include "vm/global.h"
37 #include "vm/jit/disass.h"
40 /* disassinstr *****************************************************************
42 Outputs a disassembler listing of one machine code instruction on
45 code: instructions machine code
47 *******************************************************************************/
49 u1 *disassinstr(u1 *code)
54 if (!disass_initialized) {
55 INIT_DISASSEMBLE_INFO(info, NULL, disass_printf);
57 /* setting the struct members must be done after
58 INIT_DISASSEMBLE_INFO */
60 info.mach = bfd_mach_mcfv4e; /* this is optimistic */
61 info.read_memory_func = &disass_buffer_read_memory;
63 disass_initialized = 1;
69 printf("0x%08x: ", (s4) code);
71 /* 0x51fc is tpf "trap false" but not recognized correctly by binutils, make output more readable by skipping it */
72 if (*((u2*)code) == 0x51fc) {
73 printf("%04x\n", *((u2*)code));
77 seqlen = print_insn_m68k((bfd_vma) (ptrint) code, &info);
79 for (i = 0; i < seqlen; i+=2, code+=2) {
80 printf("%04x ", *((u2*)code));
87 printf(" %s\n", disass_buf);
94 * These are local overrides for various environment variables in Emacs.
95 * Please do not remove this and leave it at the end of the file, where
96 * Emacs will automagically detect them.
97 * ---------------------------------------------------------------------
100 * indent-tabs-mode: t