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comparison 68kinst.h @ 638:8a3198c17207

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Add support for 68020 addressing modes in decoder and disassembler
author Michael Pavone <pavone@retrodev.com>
date Tue, 14 Oct 2014 21:58:03 -0700
parents d8d58eced22f
children 902c53d9c16f
comparison
equal deleted inserted replaced
637:d8d58eced22f 638:8a3198c17207
171 MODE_AREG_INDEX_MEM, //bunch of relatively complicated modes 171 MODE_AREG_INDEX_MEM, //bunch of relatively complicated modes
172 MODE_PC_INDIRECT_ABS_IMMED, //Modes that use the program counter, an absolute address or immediate value 172 MODE_PC_INDIRECT_ABS_IMMED, //Modes that use the program counter, an absolute address or immediate value
173 //expanded values 173 //expanded values
174 MODE_AREG_INDEX_DISP8, 174 MODE_AREG_INDEX_DISP8,
175 #ifdef M68020 175 #ifdef M68020
176 MODE_AREG_INDEX_DISP16, 176 MODE_AREG_INDEX_BASE_DISP,
177 MODE_AREG_INDEX_DISP32, 177 MODE_AREG_PREINDEX,
178 MODE_AREG_POSTINDEX,
179 MODE_AREG_MEM_INDIRECT,
180 MODE_AREG_BASE_DISP,
181 MODE_INDEX_BASE_DISP,
182 MODE_PREINDEX,
183 MODE_POSTINDEX,
184 MODE_MEM_INDIRECT,
185 MODE_BASE_DISP,
178 #endif 186 #endif
179 MODE_ABSOLUTE_SHORT, 187 MODE_ABSOLUTE_SHORT,
180 MODE_ABSOLUTE, 188 MODE_ABSOLUTE,
181 MODE_PC_DISPLACE, 189 MODE_PC_DISPLACE,
182 MODE_PC_INDEX_DISP8, 190 MODE_PC_INDEX_DISP8,
183 #ifdef M68020 191 #ifdef M68020
184 MODE_PC_INDEX_DISP32, 192 MODE_PC_INDEX_BASE_DISP,
193 MODE_PC_PREINDEX,
194 MODE_PC_POSTINDEX,
195 MODE_PC_MEM_INDIRECT,
196 MODE_PC_BASE_DISP,
197 MODE_ZPC_INDEX_BASE_DISP,
198 MODE_ZPC_PREINDEX,
199 MODE_ZPC_POSTINDEX,
200 MODE_ZPC_MEM_INDIRECT,
201 MODE_ZPC_BASE_DISP,
185 #endif 202 #endif
186 MODE_IMMEDIATE, 203 MODE_IMMEDIATE,
187 MODE_IMMEDIATE_WORD,//used to indicate an immediate operand that only uses a single extension word even for a long operation 204 MODE_IMMEDIATE_WORD,//used to indicate an immediate operand that only uses a single extension word even for a long operation
188 MODE_UNUSED 205 MODE_UNUSED
189 } m68k_addr_modes; 206 } m68k_addr_modes;
245 struct { 262 struct {
246 uint8_t pri; 263 uint8_t pri;
247 uint8_t sec; 264 uint8_t sec;
248 #ifdef M68020 265 #ifdef M68020
249 uint8_t scale; 266 uint8_t scale;
267 uint8_t disp_sizes;
250 #endif 268 #endif
251 int32_t displacement; 269 int32_t displacement;
270 #ifdef M68020
271 int32_t outer_disp;
272 #endif
252 } regs; 273 } regs;
253 uint32_t immed; 274 uint32_t immed;
254 } params; 275 } params;
255 } m68k_op_info; 276 } m68k_op_info;
256 277