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Fix PC displacement mode check in disassembler so that jmps involving a register are handled correctly
author Michael Pavone <pavone@retrodev.com>
date Sat, 01 Mar 2014 17:07:33 -0800
parents 140af5509ce7
children f822d9216968
comparison
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563:c8fefa140c80 564:316facea756d
1 /* 1 /*
2 Copyright 2013 Michael Pavone 2 Copyright 2013 Michael Pavone
3 This file is part of BlastEm. 3 This file is part of BlastEm.
4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. 4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
5 */ 5 */
6 #include "68kinst.h" 6 #include "68kinst.h"
7 #include <stdio.h> 7 #include <stdio.h>
8 #include <stdlib.h> 8 #include <stdlib.h>
190 address = instbuf.src.params.immed; 190 address = instbuf.src.params.immed;
191 encoded = filebuf + address/2; 191 encoded = filebuf + address/2;
192 if (is_visited(address)) { 192 if (is_visited(address)) {
193 break; 193 break;
194 } 194 }
195 } else if (instbuf.src.addr_mode = MODE_PC_DISPLACE) { 195 } else if (instbuf.src.addr_mode == MODE_PC_DISPLACE) {
196 address = instbuf.src.params.regs.displacement + instbuf.address + 2; 196 address = instbuf.src.params.regs.displacement + instbuf.address + 2;
197 encoded = filebuf + address/2; 197 encoded = filebuf + address/2;
198 if (is_visited(address)) { 198 if (is_visited(address)) {
199 break; 199 break;
200 } 200 }