all repos — mgba @ 57f2cccacf663c8a5593a087ef61a4747f6b21f1

mGBA Game Boy Advance Emulator

src/isa-thumb.c (view raw)

  1#include "isa-thumb.h"
  2
  3#include "isa-inlines.h"
  4
  5static const ThumbInstruction _thumbTable[0x400];
  6
  7void ThumbStep(struct ARMCore* cpu) {
  8	uint32_t address = cpu->gprs[ARM_PC];
  9	cpu->gprs[ARM_PC] = address + WORD_SIZE_THUMB;
 10	address -= WORD_SIZE_THUMB;
 11	uint16_t opcode = ((uint16_t*) cpu->memory->activeRegion)[(address & cpu->memory->activeMask) >> 1];
 12	ThumbInstruction instruction = _thumbTable[opcode >> 6];
 13	instruction(cpu, opcode);
 14}
 15
 16// Instruction definitions
 17// Beware pre-processor insanity
 18
 19#define THUMB_NEUTRAL_S(M, N, D) \
 20	cpu->cpsr.n = ARM_SIGN(D); \
 21	cpu->cpsr.z = !(D);
 22
 23#define APPLY(F, ...) F(__VA_ARGS__)
 24
 25#define COUNT_1(EMITTER, PREFIX, ...) \
 26	EMITTER(PREFIX ## 0, 0, __VA_ARGS__) \
 27	EMITTER(PREFIX ## 1, 1, __VA_ARGS__)
 28
 29#define COUNT_2(EMITTER, PREFIX, ...) \
 30	COUNT_1(EMITTER, PREFIX, __VA_ARGS__) \
 31	EMITTER(PREFIX ## 2, 2, __VA_ARGS__) \
 32	EMITTER(PREFIX ## 3, 3, __VA_ARGS__)
 33
 34#define COUNT_3(EMITTER, PREFIX, ...) \
 35	COUNT_2(EMITTER, PREFIX, __VA_ARGS__) \
 36	EMITTER(PREFIX ## 4, 4, __VA_ARGS__) \
 37	EMITTER(PREFIX ## 5, 5, __VA_ARGS__) \
 38	EMITTER(PREFIX ## 6, 6, __VA_ARGS__) \
 39	EMITTER(PREFIX ## 7, 7, __VA_ARGS__)
 40
 41#define COUNT_4(EMITTER, PREFIX, ...) \
 42	COUNT_3(EMITTER, PREFIX, __VA_ARGS__) \
 43	EMITTER(PREFIX ## 8, 8, __VA_ARGS__) \
 44	EMITTER(PREFIX ## 9, 9, __VA_ARGS__) \
 45	EMITTER(PREFIX ## A, 10, __VA_ARGS__) \
 46	EMITTER(PREFIX ## B, 11, __VA_ARGS__) \
 47	EMITTER(PREFIX ## C, 12, __VA_ARGS__) \
 48	EMITTER(PREFIX ## D, 13, __VA_ARGS__) \
 49	EMITTER(PREFIX ## E, 14, __VA_ARGS__) \
 50	EMITTER(PREFIX ## F, 15, __VA_ARGS__)
 51
 52#define COUNT_5(EMITTER, PREFIX, ...) \
 53	COUNT_4(EMITTER, PREFIX ## 0, __VA_ARGS__) \
 54	EMITTER(PREFIX ## 10, 16, __VA_ARGS__) \
 55	EMITTER(PREFIX ## 11, 17, __VA_ARGS__) \
 56	EMITTER(PREFIX ## 12, 18, __VA_ARGS__) \
 57	EMITTER(PREFIX ## 13, 19, __VA_ARGS__) \
 58	EMITTER(PREFIX ## 14, 20, __VA_ARGS__) \
 59	EMITTER(PREFIX ## 15, 21, __VA_ARGS__) \
 60	EMITTER(PREFIX ## 16, 22, __VA_ARGS__) \
 61	EMITTER(PREFIX ## 17, 23, __VA_ARGS__) \
 62	EMITTER(PREFIX ## 18, 24, __VA_ARGS__) \
 63	EMITTER(PREFIX ## 19, 25, __VA_ARGS__) \
 64	EMITTER(PREFIX ## 1A, 26, __VA_ARGS__) \
 65	EMITTER(PREFIX ## 1B, 27, __VA_ARGS__) \
 66	EMITTER(PREFIX ## 1C, 28, __VA_ARGS__) \
 67	EMITTER(PREFIX ## 1D, 29, __VA_ARGS__) \
 68	EMITTER(PREFIX ## 1E, 30, __VA_ARGS__) \
 69	EMITTER(PREFIX ## 1F, 31, __VA_ARGS__) \
 70
 71#define DEFINE_INSTRUCTION_THUMB(NAME, BODY) \
 72	static void _ThumbInstruction ## NAME (struct ARMCore* cpu, uint16_t opcode) {  \
 73		BODY; \
 74	}
 75
 76#define DEFINE_IMMEDIATE_5_INSTRUCTION_EX_THUMB(NAME, IMMEDIATE, BODY) \
 77	DEFINE_INSTRUCTION_THUMB(NAME, \
 78		int immediate = IMMEDIATE; \
 79		int rd = opcode & 0x0007; \
 80		int rm = (opcode >> 3) & 0x0007; \
 81		BODY;)
 82
 83#define DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(NAME, BODY) \
 84	COUNT_5(DEFINE_IMMEDIATE_5_INSTRUCTION_EX_THUMB, NAME ## _, BODY)
 85
 86DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(LSL1, \
 87		if (!immediate) { \
 88			cpu->gprs[rd] = cpu->gprs[rm]; \
 89		} else { \
 90			cpu->cpsr.c = cpu->gprs[rm] & (1 << (32 - immediate)); \
 91			cpu->gprs[rd] = cpu->gprs[rm] << immediate; \
 92		} \
 93		THUMB_NEUTRAL_S( , , cpu->gprs[rd]);)
 94
 95DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(LSR1, ARM_STUB)
 96DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(ASR1, ARM_STUB)
 97
 98DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(LDR1, ARM_STUB)
 99DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(LDRB1, ARM_STUB)
100DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(LDRH1, ARM_STUB)
101DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(STR1, ARM_STUB)
102DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(STRB1, ARM_STUB)
103DEFINE_IMMEDIATE_5_INSTRUCTION_THUMB(STRH1, cpu->memory->store16(cpu->memory, cpu->gprs[rm] + immediate * 2, cpu->gprs[rd]))
104
105#define DEFINE_DATA_FORM_1_INSTRUCTION_EX_THUMB(NAME, RM, BODY) \
106	DEFINE_INSTRUCTION_THUMB(NAME, \
107		int rm = RM; \
108		BODY;)
109
110#define DEFINE_DATA_FORM_1_INSTRUCTION_THUMB(NAME, BODY) \
111	COUNT_3(DEFINE_DATA_FORM_1_INSTRUCTION_EX_THUMB, NAME ## 3_R, BODY)
112
113DEFINE_DATA_FORM_1_INSTRUCTION_THUMB(ADD, ARM_STUB)
114DEFINE_DATA_FORM_1_INSTRUCTION_THUMB(SUB, ARM_STUB)
115
116#define DEFINE_DATA_FORM_2_INSTRUCTION_EX_THUMB(NAME, IMMEDIATE, BODY) \
117	DEFINE_INSTRUCTION_THUMB(NAME, \
118		int immediate = IMMEDIATE; \
119		BODY;)
120
121#define DEFINE_DATA_FORM_2_INSTRUCTION_THUMB(NAME, BODY) \
122	COUNT_3(DEFINE_DATA_FORM_2_INSTRUCTION_EX_THUMB, NAME ## 1_, BODY)
123
124DEFINE_DATA_FORM_2_INSTRUCTION_THUMB(ADD, ARM_STUB)
125DEFINE_DATA_FORM_2_INSTRUCTION_THUMB(SUB, ARM_STUB)
126
127#define DEFINE_DATA_FORM_3_INSTRUCTION_EX_THUMB(NAME, RD, BODY) \
128	DEFINE_INSTRUCTION_THUMB(NAME, \
129		int rd = RD; \
130		int immediate = opcode & 0x00FF; \
131		BODY;)
132
133#define DEFINE_DATA_FORM_3_INSTRUCTION_THUMB(NAME, BODY) \
134	COUNT_3(DEFINE_DATA_FORM_3_INSTRUCTION_EX_THUMB, NAME ## _R, BODY)
135
136DEFINE_DATA_FORM_3_INSTRUCTION_THUMB(ADD2, ARM_STUB)
137DEFINE_DATA_FORM_3_INSTRUCTION_THUMB(CMP1, ARM_STUB)
138DEFINE_DATA_FORM_3_INSTRUCTION_THUMB(MOV1, cpu->gprs[rd] = immediate; THUMB_NEUTRAL_S(, , cpu->gprs[rd]))
139DEFINE_DATA_FORM_3_INSTRUCTION_THUMB(SUB2, ARM_STUB)
140
141#define DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(NAME, BODY) \
142	DEFINE_INSTRUCTION_THUMB(NAME, \
143		int rd = opcode & 0x0007; \
144		int rn = (opcode >> 3) & 0x0007; \
145		BODY;)
146
147DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(AND, ARM_STUB)
148DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(EOR, ARM_STUB)
149DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(LSL2, ARM_STUB)
150DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(LSR2, ARM_STUB)
151DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(ASR2, ARM_STUB)
152DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(ADC, ARM_STUB)
153DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(SBC, ARM_STUB)
154DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(ROR, ARM_STUB)
155DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(TST, ARM_STUB)
156DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(NEG, ARM_STUB)
157DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(CMP2, ARM_STUB)
158DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(CMN, ARM_STUB)
159DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(ORR, ARM_STUB)
160DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(MUL, ARM_STUB)
161DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(BIC, ARM_STUB)
162DEFINE_DATA_FORM_5_INSTRUCTION_THUMB(MVN, ARM_STUB)
163
164#define DEFINE_INSTRUCTION_WITH_HIGH_EX_THUMB(NAME, H1, H2, BODY) \
165	DEFINE_INSTRUCTION_THUMB(NAME, \
166		int rd = opcode & 0x0007 | H1; \
167		int rm = (opcode >> 3) & 0x0007 | H2; \
168		BODY;)
169
170#define DEFINE_INSTRUCTION_WITH_HIGH_THUMB(NAME, BODY) \
171	DEFINE_INSTRUCTION_WITH_HIGH_EX_THUMB(NAME ## 00, 0, 0, BODY) \
172	DEFINE_INSTRUCTION_WITH_HIGH_EX_THUMB(NAME ## 01, 0, 8, BODY) \
173	DEFINE_INSTRUCTION_WITH_HIGH_EX_THUMB(NAME ## 10, 8, 0, BODY) \
174	DEFINE_INSTRUCTION_WITH_HIGH_EX_THUMB(NAME ## 11, 8, 8, BODY)
175
176DEFINE_INSTRUCTION_WITH_HIGH_THUMB(ADD4, ARM_STUB)
177DEFINE_INSTRUCTION_WITH_HIGH_THUMB(CMP3, ARM_STUB)
178DEFINE_INSTRUCTION_WITH_HIGH_THUMB(MOV3, cpu->gprs[rd] = cpu->gprs[rm])
179
180#define DEFINE_IMMEDIATE_WITH_REGISTER_EX_THUMB(NAME, RD, BODY) \
181	DEFINE_INSTRUCTION_THUMB(NAME, \
182		int rd = RD; \
183		int immediate = (opcode & 0x00FF) << 2; \
184		BODY;)
185
186#define DEFINE_IMMEDIATE_WITH_REGISTER_THUMB(NAME, BODY) \
187	COUNT_3(DEFINE_IMMEDIATE_WITH_REGISTER_EX_THUMB, NAME ## _R, BODY)
188
189DEFINE_IMMEDIATE_WITH_REGISTER_THUMB(LDR3, ARM_STUB)
190DEFINE_IMMEDIATE_WITH_REGISTER_THUMB(LDR4, ARM_STUB)
191DEFINE_IMMEDIATE_WITH_REGISTER_THUMB(STR3, ARM_STUB)
192
193DEFINE_IMMEDIATE_WITH_REGISTER_THUMB(ADD5, ARM_STUB)
194DEFINE_IMMEDIATE_WITH_REGISTER_THUMB(ADD6, cpu->gprs[rd] = cpu->gprs[ARM_SP] + immediate)
195
196#define DEFINE_LOAD_STORE_WITH_REGISTER_EX_THUMB(NAME, RM, BODY) \
197	DEFINE_INSTRUCTION_THUMB(NAME, \
198		int rm = RM; \
199		BODY;)
200
201#define DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(NAME, BODY) \
202	COUNT_3(DEFINE_LOAD_STORE_WITH_REGISTER_EX_THUMB, NAME ## _R, BODY)
203
204DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(LDR2, ARM_STUB)
205DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(LDRB2, ARM_STUB)
206DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(LDRH2, ARM_STUB)
207DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(LDRSB, ARM_STUB)
208DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(LDRSH, ARM_STUB)
209DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(STR2, ARM_STUB)
210DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(STRB2, ARM_STUB)
211DEFINE_LOAD_STORE_WITH_REGISTER_THUMB(STRH2, ARM_STUB)
212
213#define DEFINE_LOAD_STORE_MULTIPLE_EX_THUMB(NAME, RS, ADDRESS, LOOP, BODY, OP, PRE_BODY, POST_BODY, WRITEBACK) \
214	DEFINE_INSTRUCTION_THUMB(NAME, \
215		int rn = (opcode >> 8) & 0x000F; \
216		int rs = RS; \
217		int32_t address = ADDRESS; \
218		int m; \
219		int i; \
220		PRE_BODY; \
221		for LOOP { \
222			if (rs & m) { \
223				BODY; \
224				address OP 4; \
225			} \
226		} \
227		POST_BODY; \
228		WRITEBACK;)
229
230#define DEFINE_LOAD_STORE_MULTIPLE_THUMB(NAME, BODY, WRITEBACK) \
231	COUNT_3(DEFINE_LOAD_STORE_MULTIPLE_EX_THUMB, NAME ## _R, cpu->gprs[rn], (m = 0x01, i = 0; i < 8; m <<= 1, ++i), BODY, +=, , , WRITEBACK)
232
233DEFINE_LOAD_STORE_MULTIPLE_THUMB(LDMIA,\
234	cpu->gprs[i] = cpu->memory->load32(cpu->memory, address), \
235	if (!((1 << rn) & rs)) { \
236		cpu->gprs[rn] = address; \
237	})
238
239DEFINE_LOAD_STORE_MULTIPLE_THUMB(STMIA, \
240	cpu->memory->store32(cpu->memory, address, cpu->gprs[i]), \
241	cpu->gprs[rn] = address)
242
243#define DEFINE_CONDITIONAL_BRANCH_THUMB(COND) \
244	DEFINE_INSTRUCTION_THUMB(B ## COND, \
245		if (ARM_COND_ ## COND) { \
246			ARM_STUB; \
247		})
248
249DEFINE_CONDITIONAL_BRANCH_THUMB(EQ)
250DEFINE_CONDITIONAL_BRANCH_THUMB(NE)
251DEFINE_CONDITIONAL_BRANCH_THUMB(CS)
252DEFINE_CONDITIONAL_BRANCH_THUMB(CC)
253DEFINE_CONDITIONAL_BRANCH_THUMB(MI)
254DEFINE_CONDITIONAL_BRANCH_THUMB(PL)
255DEFINE_CONDITIONAL_BRANCH_THUMB(VS)
256DEFINE_CONDITIONAL_BRANCH_THUMB(VC)
257DEFINE_CONDITIONAL_BRANCH_THUMB(LS)
258DEFINE_CONDITIONAL_BRANCH_THUMB(HI)
259DEFINE_CONDITIONAL_BRANCH_THUMB(GE)
260DEFINE_CONDITIONAL_BRANCH_THUMB(LT)
261DEFINE_CONDITIONAL_BRANCH_THUMB(GT)
262DEFINE_CONDITIONAL_BRANCH_THUMB(LE)
263
264DEFINE_INSTRUCTION_THUMB(ADD7, cpu->gprs[ARM_SP] += (opcode & 0x7F) << 2)
265DEFINE_INSTRUCTION_THUMB(SUB4, cpu->gprs[ARM_SP] -= (opcode & 0x7F) << 2)
266
267DEFINE_LOAD_STORE_MULTIPLE_EX_THUMB(POP, \
268	opcode & 0x00FF, \
269	cpu->gprs[ARM_SP], \
270	(m = 0x01, i = 0; i < 8; m <<= 1, ++i), \
271	cpu->gprs[i] = cpu->memory->load32(cpu->memory, address), \
272	+=, \
273	, , \
274	cpu->gprs[ARM_SP] = address)
275
276DEFINE_LOAD_STORE_MULTIPLE_EX_THUMB(POPR, \
277	opcode & 0x00FF, \
278	cpu->gprs[ARM_SP], \
279	(m = 0x01, i = 0; i < 8; m <<= 1, ++i), \
280	cpu->gprs[i] = cpu->memory->load32(cpu->memory, address), \
281	+=, \
282	, \
283	cpu->gprs[ARM_PC] = cpu->memory->load32(cpu->memory, address) & 0xFFFFFFFE; \
284	address += 4;, \
285	cpu->gprs[ARM_SP] = address)
286
287DEFINE_LOAD_STORE_MULTIPLE_EX_THUMB(PUSH, \
288	opcode & 0x00FF, \
289	cpu->gprs[ARM_SP] - 4, \
290	(m = 0x80, i = 7; m; m >>= 1, --i), \
291	cpu->memory->store32(cpu->memory, address, cpu->gprs[i]), \
292	-=, \
293	, , \
294	cpu->gprs[ARM_SP] = address + 4)
295
296DEFINE_LOAD_STORE_MULTIPLE_EX_THUMB(PUSHR, \
297	opcode & 0x00FF, \
298	cpu->gprs[ARM_SP] - 4, \
299	(m = 0x80, i = 7; m; m >>= 1, --i), \
300	cpu->memory->store32(cpu->memory, address, cpu->gprs[i]), \
301	-=, \
302	cpu->memory->store32(cpu->memory, address, cpu->gprs[ARM_LR]); \
303	address -= 4;, \
304	, \
305	cpu->gprs[ARM_SP] = address + 4)
306
307DEFINE_INSTRUCTION_THUMB(ILL, ARM_STUB)
308DEFINE_INSTRUCTION_THUMB(BKPT, ARM_STUB)
309DEFINE_INSTRUCTION_THUMB(B, ARM_STUB)
310DEFINE_INSTRUCTION_THUMB(BL1, \
311	int16_t immediate = (opcode & 0x07FF) << 7; \
312	cpu->gprs[ARM_LR] = cpu->gprs[ARM_PC] + (((int32_t) immediate) << 4);)
313
314DEFINE_INSTRUCTION_THUMB(BL2, \
315	uint16_t immediate = (opcode & 0x07FF) << 1; \
316	uint32_t pc = cpu->gprs[ARM_PC]; \
317	cpu->gprs[ARM_PC] = cpu->gprs[ARM_LR] + immediate; \
318	cpu->gprs[ARM_LR] = pc - 1; \
319	THUMB_WRITE_PC;)
320
321DEFINE_INSTRUCTION_THUMB(BX, ARM_STUB)
322DEFINE_INSTRUCTION_THUMB(SWI, ARM_STUB)
323
324#define DECLARE_INSTRUCTION_THUMB(EMITTER, NAME) \
325	EMITTER ## NAME
326
327#define DECLARE_INSTRUCTION_WITH_HIGH_THUMB(EMITTER, NAME) \
328	DECLARE_INSTRUCTION_THUMB(EMITTER, NAME ## 00), \
329	DECLARE_INSTRUCTION_THUMB(EMITTER, NAME ## 01), \
330	DECLARE_INSTRUCTION_THUMB(EMITTER, NAME ## 10), \
331	DECLARE_INSTRUCTION_THUMB(EMITTER, NAME ## 11)
332
333#define DUMMY(X, ...) X,
334#define DUMMY_4(...) \
335	DUMMY(__VA_ARGS__) \
336	DUMMY(__VA_ARGS__) \
337	DUMMY(__VA_ARGS__) \
338	DUMMY(__VA_ARGS__)
339
340#define DECLARE_THUMB_EMITTER_BLOCK(EMITTER) \
341	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LSL1_)) \
342	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LSR1_)) \
343	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, ASR1_)) \
344	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, ADD3_R)) \
345	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, SUB3_R)) \
346	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, ADD1_)) \
347	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, SUB1_)) \
348	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, MOV1_R)) \
349	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, CMP1_R)) \
350	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, ADD2_R)) \
351	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, SUB2_R)) \
352	DECLARE_INSTRUCTION_THUMB(EMITTER, AND), \
353	DECLARE_INSTRUCTION_THUMB(EMITTER, EOR), \
354	DECLARE_INSTRUCTION_THUMB(EMITTER, LSL2), \
355	DECLARE_INSTRUCTION_THUMB(EMITTER, LSR2), \
356	DECLARE_INSTRUCTION_THUMB(EMITTER, ASR2), \
357	DECLARE_INSTRUCTION_THUMB(EMITTER, ADC), \
358	DECLARE_INSTRUCTION_THUMB(EMITTER, SBC), \
359	DECLARE_INSTRUCTION_THUMB(EMITTER, ROR), \
360	DECLARE_INSTRUCTION_THUMB(EMITTER, TST), \
361	DECLARE_INSTRUCTION_THUMB(EMITTER, NEG), \
362	DECLARE_INSTRUCTION_THUMB(EMITTER, CMP2), \
363	DECLARE_INSTRUCTION_THUMB(EMITTER, CMN), \
364	DECLARE_INSTRUCTION_THUMB(EMITTER, ORR), \
365	DECLARE_INSTRUCTION_THUMB(EMITTER, MUL), \
366	DECLARE_INSTRUCTION_THUMB(EMITTER, BIC), \
367	DECLARE_INSTRUCTION_THUMB(EMITTER, MVN), \
368	DECLARE_INSTRUCTION_WITH_HIGH_THUMB(EMITTER, ADD4), \
369	DECLARE_INSTRUCTION_WITH_HIGH_THUMB(EMITTER, CMP3), \
370	DECLARE_INSTRUCTION_WITH_HIGH_THUMB(EMITTER, MOV3), \
371	DECLARE_INSTRUCTION_THUMB(EMITTER, BX), \
372	DECLARE_INSTRUCTION_THUMB(EMITTER, BX), \
373	DECLARE_INSTRUCTION_THUMB(EMITTER, ILL), \
374	DECLARE_INSTRUCTION_THUMB(EMITTER, ILL), \
375	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, LDR3_R)) \
376	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, STR2_R)) \
377	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, STRH2_R)) \
378	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, STRB2_R)) \
379	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDRSB_R)) \
380	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDR2_R)) \
381	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDRH2_R)) \
382	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDRB2_R)) \
383	APPLY(COUNT_3, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDRSH_R)) \
384	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, STR1_)) \
385	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDR1_)) \
386	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, STRB1_)) \
387	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDRB1_)) \
388	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, STRH1_)) \
389	APPLY(COUNT_5, DUMMY, DECLARE_INSTRUCTION_THUMB(EMITTER, LDRH1_)) \
390	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, STR3_R)) \
391	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, LDR4_R)) \
392	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, ADD5_R)) \
393	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, ADD6_R)) \
394	DECLARE_INSTRUCTION_THUMB(EMITTER, ADD7), \
395	DECLARE_INSTRUCTION_THUMB(EMITTER, ADD7), \
396	DECLARE_INSTRUCTION_THUMB(EMITTER, SUB4), \
397	DECLARE_INSTRUCTION_THUMB(EMITTER, SUB4), \
398	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
399	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
400	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
401	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, PUSH)), \
402	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, PUSHR)), \
403	DO_8(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
404	DO_8(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
405	DO_8(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
406	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, POP)), \
407	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, POPR)), \
408	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BKPT)), \
409	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
410	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, STMIA_R)) \
411	APPLY(COUNT_3, DUMMY_4, DECLARE_INSTRUCTION_THUMB(EMITTER, LDMIA_R)) \
412	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BEQ)), \
413	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BNE)), \
414	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BCS)), \
415	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BCC)), \
416	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BMI)), \
417	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BPL)), \
418	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BVS)), \
419	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BVC)), \
420	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BHI)), \
421	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BLS)), \
422	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BGE)), \
423	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BLT)), \
424	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BGT)), \
425	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BLE)), \
426	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL)), \
427	DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, SWI)), \
428	DO_8(DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, B))), \
429	DO_8(DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, ILL))), \
430	DO_8(DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BL1))), \
431	DO_8(DO_4(DECLARE_INSTRUCTION_THUMB(EMITTER, BL2))) \
432
433static const ThumbInstruction _thumbTable[0x400] = {
434	DECLARE_THUMB_EMITTER_BLOCK(_ThumbInstruction)
435};