summaryrefslogtreecommitdiff
path: root/disasm.h
blob: 2b65d12d1cb8b387393345b83c900057449380f7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
static const char *opname[0x100] = {
	[CPS_IMP ] = "CPS",
	[ADC_IMM ] = "ADC #",
	[ROR_IMM ] = "ROR #",
	[CPB_IMM ] = "CPB #",
	[ADC_Z   ] = "ADC zm",
	[ROR_Z   ] = "ROR zm",
	[CPB_Z   ] = "CPB zm",
	[CLC_IMP ] = "CLC",
	[TAB_IMP ] = "TAB",
	[STY_Z   ] = "STY zm",
	[JMP_AB  ] = "JMP a",
	[ADC_AB  ] = "ADC a",
	[ROR_AB  ] = "ROR a",
	[CPB_AB  ] = "CPB a",
	[ADC_B   ] = "ADC B",
	[ROR_B   ] = "ROR B",
	[STY_AB  ] = "STY a",
	[SEC_IMP ] = "SEC",
	[TBA_IMP ] = "TBA",
	[JMP_Z   ] = "JMP zm",
	[SBC_IMM ] = "SBC #",
	[MUL_IMM ] = "MUL #",
	[CPX_IMM ] = "CPX #",
	[SBC_Z   ] = "SBC zm",
	[MUL_Z   ] = "MUL zm",
	[CPX_Z   ] = "CPX zm",
	[CLI_IMP ] = "CLI",
	[TAY_IMP ] = "TAY",
	[STA_Z   ] = "STA zm",
	[STA_ZX  ] = "STA zmx",
	[JSR_AB  ] = "JSR a",
	[SBC_AB  ] = "SBC a",
	[MUL_AB  ] = "MUL a",
	[CPX_AB  ] = "CPX a",
	[SBC_B   ] = "SBC B",
	[MUL_B   ] = "MUL B",
	[STA_AB  ] = "STA a",
	[SEI_IMP ] = "SEI",
	[TYA_IMP ] = "TYA",
	[STA_ZY  ] = "STA zmy",
	[STA_IX  ] = "STA indx",
	[JSR_Z   ] = "JSR zm",
	[AND_IMM ] = "AND #",
	[DIV_IMM ] = "DIV #",
	[CPY_IMM ] = "CPY #",
	[AND_Z   ] = "AND zm",
	[DIV_Z   ] = "DIV zm",
	[CPY_Z   ] = "CPY zm",
	[CLV_IMP ] = "CLV",
	[TAX_IMP ] = "TAX",
	[STB_Z   ] = "STB zm",
	[STB_ZX  ] = "STB zmx",
	[RTS_IMP ] = "RTS",
	[AND_AB  ] = "AND a",
	[DIV_AB  ] = "DIV a",
	[CPY_AB  ] = "CPY a",
	[AND_B   ] = "AND B",
	[DIV_B   ] = "DIV B",
	[STB_AB  ] = "STB a",
	[WAI_IMP ] = "WAI",
	[TXA_IMP ] = "TXA",
	[STB_ZY  ] = "STB zmy",
	[STB_IX  ] = "STB indx",
	[RTI_IMP ] = "RTI",
	[ORA_IMM ] = "ORA #",
	[ASR_IMM ] = "ASR #",
	[LDX_IMM ] = "LDX #",
	[ORA_Z   ] = "ORA zm",
	[ASR_Z   ] = "ASR zm",
	[LDX_Z   ] = "LDX zm",
	[BRK_IMP ] = "BRK",
	[TYX_IMP ] = "TYX",
	[STX_Z   ] = "STX zm",
	[PHP_IMP ] = "PHP",
	[BPO_REL ] = "BPO rel",
	[ORA_AB  ] = "ORA a",
	[ASR_AB  ] = "ASR a",
	[LDX_AB  ] = "LDX a",
	[ORA_B   ] = "ORA B",
	[ASR_B   ] = "ASR B",
	[STX_AB  ] = "STX a",
	[DEY_IMP ] = "DEY",
	[TXY_IMP ] = "TXY",
	[CPB_IN  ] = "CPB ind",
	[PLP_IMP ] = "PLP",
	[BNG_REL ] = "BNG rel",
	[XOR_IMM ] = "XOR #",
	[CMP_IMM ] = "CMP #",
	[DEC_IMP ] = "DEC",
	[XOR_Z   ] = "XOR zm",
	[CMP_Z   ] = "CMP zm",
	[DEC_Z   ] = "DEC zm",
	[INY_IMP ] = "INY",
	[TSX_IMP ] = "TSX",
	[CMP_IN  ] = "CMP ind",
	[PHA_IMP ] = "PHA",
	[BCS_REL ] = "BCS rel",
	[XOR_AB  ] = "XOR a",
	[CMP_AB  ] = "CMP a",
	[DEC_AB  ] = "DEC a",
	[XOR_B   ] = "XOR B",
	[CMP_B   ] = "CMP B",
	[DEB_IMP ] = "DEB",
	[TXS_IMP ] = "TXS",
	[STY_IN  ] = "STY ind",
	[PLA_IMP ] = "PLA",
	[BCC_REL ] = "BCC rel",
	[LSL_IMM ] = "LSL #",
	[LDY_IMM ] = "LDY #",
	[INC_IMP ] = "INC",
	[LSL_Z   ] = "LSL zm",
	[LDY_Z   ] = "LDY zm",
	[INC_Z   ] = "INC zm",
	[INB_IMP ] = "INB",
	[CMP_IX  ] = "CMP indx",
	[LDY_IN  ] = "LDY ind",
	[PHB_IMP ] = "PHB",
	[BEQ_REL ] = "BEQ rel",
	[LSL_AB  ] = "LSL a",
	[LDY_AB  ] = "LDY a",
	[INC_AB  ] = "INC a",
	[LSL_B   ] = "LSL B",
	[DEX_IMP ] = "DEX",
	[CPB_IX  ] = "CPB indx",
	[LDX_IN  ] = "LDX ind",
	[PLB_IMP ] = "PLB",
	[BNE_REL ] = "BNE rel",
	[LSR_IMM ] = "LSR #",
	[LDA_IMM ] = "LDA #",
	[LDA_IN  ] = "LDA ind",
	[LSR_Z   ] = "LSR zm",
	[LDA_Z   ] = "LDA zm",
	[LDA_ZX  ] = "LDA zmx",
	[INX_IMP ] = "INX",
	[STA_IY  ] = "STA indy",
	[STX_IN  ] = "STX ind",
	[PHY_IMP ] = "PHY",
	[BVS_REL ] = "BVS rel",
	[LSR_AB  ] = "LSR a",
	[LDA_AB  ] = "LDA a",
	[STA_IN  ] = "STA ind",
	[LSR_B   ] = "LSR B",
	[LDA_ZY  ] = "LDA zmy",
	[LDA_IX  ] = "LDA indx",
	[LDA_IY  ] = "LDA indy",
	[STB_IY  ] = "STB indy",
	[JSR_IN  ] = "JSR ind",
	[PLY_IMP ] = "PLY",
	[BVC_REL ] = "BVC rel",
	[ROL_IMM ] = "ROL #",
	[LDB_IMM ] = "LDB #",
	[LDB_IN  ] = "LDB ind",
	[ROL_Z   ] = "ROL zm",
	[LDB_Z   ] = "LDB zm",
	[LDB_ZX  ] = "LDB zmx",
	[LDB_IY  ] = "LDB indy",
	[NOP_IMP ] = "NOP",
	[JMP_IN  ] = "JMP ind",
	[PHX_IMP ] = "PHX",
	[BRA_REL ] = "BRA rel",
	[ROL_AB  ] = "ROL a",
	[LDB_AB  ] = "LDB a",
	[STB_IN  ] = "STB ind",
	[ROL_B   ] = "ROL B",
	[LDB_ZY  ] = "LDB zmy",
	[LDB_IX  ] = "LDB indx",
	[CMP_IY  ] = "CMP indy",
	[CPB_IY  ] = "CPB indy",
	[PLX_IMP ] = "PLX"
};

static const char *ext_opname[0x100] = {
	[LEA_AY ] = "LEA a, y",
	[ADD_IMM] = "ADD #",
	[LEA_Z  ] = "LEA zm",
	[CPE_IMM] = "CPE #",
	[CLZ_Z  ] = "CLZ zm",
	[ADD_Z  ] = "ADD zm",
	[STB_E  ] = "STB (E)",
	[CPE_Z  ] = "CPE zm",
	[LNG_IMM] = "LNG #",
	[LNG_E  ] = "LNG (E)",
	[JMP_E  ] = "JMP (E)",
	[ADC_E  ] = "ADC (E)",
	[ROR_E  ] = "ROR (E)",
	[LEA_AB ] = "LEA a",
	[CLZ_AB ] = "CLZ a",
	[ADD_AB ] = "ADD a",
	[LEA_ZY ] = "LEA zm, y",
	[CPE_AB ] = "CPE a",
	[CLZ_E  ] = "CLZ (E)",
	[ADD_E  ] = "ADD (E)",
	[LDX_E  ] = "LDX (E)",
	[SNG_E  ] = "SNG (E)",
	[PEA_AY ] = "PEA a, y",
	[SUB_IMM] = "SUB #",
	[PEA_Z  ] = "PEA zm",
	[CLO_Z  ] = "CLO zm",
	[SUB_Z  ] = "SUB zm",
	[STX_E  ] = "STX (E)",
	[ICE_Z  ] = "ICE (E)",
	[LPO_IMM] = "LPO #",
	[LPO_E  ] = "LPO (E)",
	[JSR_E  ] = "JSR (E)",
	[SBC_E  ] = "SBC (E)",
	[MUL_E  ] = "MUL (E)",
	[PEA_AB ] = "PEA a",
	[CLO_AB ] = "CLO a",
	[SUB_AB ] = "SUB a",
	[PEA_ZY ] = "PEA zm, y",
	[ICE_AB ] = "ICE a",
	[CLO_E  ] = "CLO (E)",
	[SUB_E  ] = "SUB (E)",
	[CPB_E  ] = "CPB (E)",
	[ICE_E  ] = "ICE (E)",
	[SPO_E  ] = "SPO (E)",
	[LDS_IMM] = "LDS #",
	[LEA_AI ] = "LEA (a)",
	[LDS_Z  ] = "LDS zm",
	[ADE_IMM] = "ADE #",
	[LEA_IN ] = "LEA (zm)",
	[BIT_Z  ] = "BIT zm",
	[ADE_Z  ] = "ADE zm",
	[CPX_E  ] = "CPX (E)",
	[LLM_Z  ] = "LLM zm",
	[LCS_IMM] = "LCS #",
	[LCS_E  ] = "LCS (E)",
	[LDS_AB ] = "LDS a",
	[AND_E  ] = "AND (E)",
	[DIV_E  ] = "DIV (E)",
	[LEA_AX ] = "LEA a, x",
	[LDS_E  ] = "LDS (E)",
	[BIT_AB ] = "BIT a",
	[ADE_AB ] = "ADE a",
	[LEA_ZX ] = "LEA zm, x",
	[LLM_AB ] = "LLM a",
	[BIT_E  ] = "BIT (E)",
	[CPY_E  ] = "CPY (E)",
	[LLM_E  ] = "LLM (E)",
	[SCS_E  ] = "SCS (E)",
	[SCO_IMM] = "SCO #",
	[PEA_AI ] = "PEA (a)",
	[SCO_Z  ] = "SCO zm",
	[SBE_IMM] = "SBE #",
	[PEA_IN ] = "PEA (zm)",
	[SBE_Z  ] = "SBE zm",
	[PHE_IMP] = "PHE",
	[LRM_Z  ] = "LRM zm",
	[LCC_IMM] = "LCC #",
	[LCC_E  ] = "LCC (E)",
	[SCO_AB ] = "SCO a",
	[ORA_E  ] = "ORA (E)",
	[ASR_E  ] = "ASR (E)",
	[PEA_AX ] = "PEA a, x",
	[SCO_E  ] = "SCO (E)",
	[SBE_AB ] = "SBE a",
	[PEA_ZX ] = "PEA zm, x",
	[LRM_AB ] = "LRM a",
	[PLE_IMP] = "PLE",
	[LRM_E  ] = "LRM (E)",
	[SCC_E  ] = "SCC (E)",
	[ECO_IMM] = "ECO #",
	[DEC_E  ] = "DEC (E)",
	[LEA_AIY] = "LEA (a), y",
	[ECO_Z  ] = "ECO zm",
	[ADS_IMM] = "ADS #",
	[LEA_IY ] = "LEA (zm), y",
	[ADS_Z  ] = "ADS zm",
	[DEE_IMP] = "DEE",
	[RLM_Z  ] = "RLM zm",
	[LEQ_IMM] = "LEQ #",
	[LEQ_E  ] = "LEQ (E)",
	[ECO_AB ] = "ECO a",
	[XOR_E  ] = "XOR (E)",
	[CMP_E  ] = "CMP (E)",
	[LEA_AIX] = "LEA (a, x)",
	[ECO_E  ] = "ECO (E)",
	[ADS_AB ] = "ADS a",
	[LEA_IX ] = "LEA (zm, x)",
	[RLM_AB ] = "RLM a",
	[ADS_E  ] = "ADS (E)",
	[INE_IMP] = "INE",
	[RLM_E  ] = "RLM (E)",
	[SEQ_E  ] = "SEQ (E)",
	[INC_E  ] = "INC (E)",
	[PEA_AIY] = "PEA (a), y",
	[STS_Z  ] = "STS zm",
	[SBS_IMM] = "SBS #",
	[PEA_IY ] = "PEA (zm), y",
	[SBS_Z  ] = "SBS zm",
	[DES_IMP] = "DES",
	[RRM_Z  ] = "RRM zm",
	[LNE_IMM] = "LNE #",
	[LNE_E  ] = "LNE (E)",
	[STS_AB ] = "STS a",
	[LSL_E  ] = "LSL (E)",
	[LDY_E  ] = "LDY (E)",
	[PEA_AIX] = "PEA (a, x)",
	[STS_E  ] = "STS (E)",
	[SBS_AB ] = "SBS a",
	[PEA_IX ] = "PEA (zm, x)",
	[RRM_AB ] = "RRM a",
	[SBS_E  ] = "SBS (E)",
	[INS_IMP] = "INS",
	[RRM_E  ] = "RRM (E)",
	[REP_REL] = "REP rel",
	[SNE_E  ] = "SNE (E)",
	[STY_E  ] = "STY (E)",
	[STE_Z  ] = "STE zm",
	[NOT_A  ] = "NOT A",
	[NOT_Z  ] = "NOT zm",
	[MMV_IMP] = "MMV",
	[ARM_Z  ] = "ARM zm",
	[REQ_REL] = "REQ rel",
	[STE_AB ] = "STE a",
	[LSR_E  ] = "LSR (E)",
	[LDA_E  ] = "LDA (E)",
	[NOT_AB ] = "NOT a",
	[ARM_AB ] = "ARM a",
	[NOT_E  ] = "NOT (E)",
	[ARM_E  ] = "ARM (E)",
	[RNE_REL] = "RNE rel",
	[STA_E  ] = "STA (E)",
	[STZ_Z  ] = "STZ zm",
	[SWP_A  ] = "SWP A",
	[SWP_Z  ] = "SWP zm",
	[PCN_Z  ] = "PCN zm",
	[STZ_AB ] = "STZ a",
	[ROL_E  ] = "ROL (E)",
	[LDB_E  ] = "LDB (E)",
	[STZ_E  ] = "STZ (E)",
	[SWP_AB ] = "SWP a",
	[PCN_AB ] = "PCN a",
	[SWP_E  ] = "SWP (E)",
	[PCN_E  ] = "PCN (E)"
};

static const char *set_cc[8] = {
	"NG",
	"PO",
	"CS",
	"CC",
	"EQ",
	"NE",
	"VS",
	"VC"
};

#define ORTHO_1CC(mne, cc) \
	[mne##_R##cc] = #mne " r, " #cc, [mne##_M##cc] = #mne " m, " #cc

#define ORTHO_1OP(mne) \
	[mne##_R] = #mne " r", [mne##_M] = #mne " m"

#define ORTHO_2OP(mne) \
	[mne##_RR] = #mne " r, r", [mne##_RM] = #mne " r, m", [mne##_MR] = #mne " m, r", [mne##_MM] = #mne " m, m"


static const char *ortho_opname[] = {
	/* 0x00-0x1C */
	ORTHO_2OP(MNG/**/),	/* Move if NeGative. */
	ORTHO_2OP(ADC/**/),	/* ADC Ortho. */
	ORTHO_2OP(ROR/**/),	/* ROR Ortho. */
	ORTHO_2OP(ADD/**/),	/* ADD Ortho. */
	ORTHO_1OP(PSH/**/),	/* PuSH operand onto the stack. */
	ORTHO_1CC(SET, NG),	/* SET if NeGative. */
	ORTHO_1OP(PEA/**/),	/* PEA Ortho. */
	/* 0x20-0x3C */
	ORTHO_2OP(MPO/**/),	/* Move if POsitive. */
	ORTHO_2OP(SBC/**/),	/* SBC Ortho. */
	ORTHO_2OP(MUL/**/),	/* MUL Ortho. */
	ORTHO_2OP(SUB/**/),	/* SUB Ortho. */
	ORTHO_1OP(PUL/**/),	/* PuLl operand off of the stack. */
	ORTHO_1CC(SET, PO),	/* SET if POsitive. */
	ORTHO_1OP(SWP/**/),	/* SWP Ortho. */
	/* 0x40-0x55 */
	ORTHO_2OP(MCS/**/),	/* Move if Carry Set. */
	ORTHO_2OP(AND/**/),	/* AND Ortho. */
	ORTHO_2OP(DIV/**/),	/* DIV Ortho. */
	ORTHO_2OP(PCN/**/),	/* PCN Ortho. */
	ORTHO_1OP(NOT/**/),	/* NOT Ortho. */
	ORTHO_1CC(SET, CS),	/* SET if Carry Set. */
	/* 0x60-0x75 */
	ORTHO_2OP(MCC/**/),	/* Move if Carry Clear. */
	ORTHO_2OP(OR /**/),	/* Bitwise OR. */
	ORTHO_2OP(ASR/**/),	/* ASR Ortho. */
	ORTHO_2OP(LEA/**/),	/* LEA Ortho. */
	ORTHO_1OP(NEG/**/),	/* NEGate operand. */
	ORTHO_1CC(SET, CC),	/* SET if Carry Clear. */
	/* 0x80-0x95 */
	ORTHO_2OP(MEQ/**/),	/* Move if EQual. */
	ORTHO_2OP(XOR/**/),	/* XOR Ortho. */
	ORTHO_2OP(CMP/**/),	/* CMP Ortho. */
	ORTHO_1OP(DEC/**/),	/* DEC Ortho. */
	ORTHO_1CC(SET, EQ),	/* SET if EQual. */
	/* 0xA0-0xB5 */
	ORTHO_2OP(MNE/**/),	/* Move if Not Equal. */
	ORTHO_2OP(LSL/**/),	/* LSL Ortho. */
	ORTHO_2OP(MOV/**/),	/* MOVe data from source, to destination. */
	ORTHO_1OP(INC/**/),	/* INC Ortho. */
	ORTHO_1CC(SET, NE),	/* SET if Not Equal. */
	/* 0xC0-0xD5 */
	ORTHO_2OP(MVS/**/),	/* Move if oVerflow Set. */
	ORTHO_2OP(LSR/**/),	/* LSR Ortho. */
	ORTHO_2OP(IML/**/),	/* Integer MuLtiply. */
	ORTHO_1OP(CLZ/**/),	/* CLZ Ortho. */
	ORTHO_1CC(SET, VS),	/* SET if oVerflow Set. */
	/* 0xE0-0xF5 */
	ORTHO_2OP(MVC/**/),	/* Move if oVerflow Clear. */
	ORTHO_2OP(ROL/**/),	/* ROL Ortho. */
	ORTHO_2OP(IDV/**/),	/* Integer DiVide. */
	ORTHO_1OP(CLO/**/),	/* CLO Ortho. */
	ORTHO_1CC(SET, VC)	/* SET if oVerflow Clear. */
};

#undef ORTHO_1CC
#undef ORTHO_1OP
#undef ORTHO_2OP