]>
Commit | Line | Data |
---|---|---|
fdf9b3e8 FB |
1 | /* |
2 | * SH4 translation | |
5fafdf24 | 3 | * |
fdf9b3e8 FB |
4 | * Copyright (c) 2005 Samuel Tardieu |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | #include <stdarg.h> | |
21 | #include <stdlib.h> | |
22 | #include <stdio.h> | |
23 | #include <string.h> | |
24 | #include <inttypes.h> | |
25 | #include <assert.h> | |
26 | ||
27 | #define DEBUG_DISAS | |
28 | #define SH4_DEBUG_DISAS | |
29 | //#define SH4_SINGLE_STEP | |
30 | ||
31 | #include "cpu.h" | |
32 | #include "exec-all.h" | |
33 | #include "disas.h" | |
988d7eaa | 34 | #include "helper.h" |
57fec1fe | 35 | #include "tcg-op.h" |
ca10f867 | 36 | #include "qemu-common.h" |
fdf9b3e8 FB |
37 | |
38 | typedef struct DisasContext { | |
39 | struct TranslationBlock *tb; | |
40 | target_ulong pc; | |
41 | uint32_t sr; | |
eda9b09b | 42 | uint32_t fpscr; |
fdf9b3e8 FB |
43 | uint16_t opcode; |
44 | uint32_t flags; | |
823029f9 | 45 | int bstate; |
fdf9b3e8 FB |
46 | int memidx; |
47 | uint32_t delayed_pc; | |
48 | int singlestep_enabled; | |
49 | } DisasContext; | |
50 | ||
823029f9 TS |
51 | enum { |
52 | BS_NONE = 0, /* We go out of the TB without reaching a branch or an | |
53 | * exception condition | |
54 | */ | |
55 | BS_STOP = 1, /* We want to stop translation for any reason */ | |
56 | BS_BRANCH = 2, /* We reached a branch condition */ | |
57 | BS_EXCP = 3, /* We reached an exception condition */ | |
58 | }; | |
59 | ||
1e8864f7 AJ |
60 | /* global register indexes */ |
61 | static TCGv cpu_env; | |
62 | static TCGv cpu_gregs[24]; | |
3a8a44c4 AJ |
63 | static TCGv cpu_pc, cpu_sr, cpu_ssr, cpu_spc, cpu_gbr; |
64 | static TCGv cpu_vbr, cpu_sgr, cpu_dbr, cpu_mach, cpu_macl; | |
1000822b AJ |
65 | static TCGv cpu_pr, cpu_fpscr, cpu_fpul, cpu_flags; |
66 | ||
67 | /* internal register indexes */ | |
68 | static TCGv cpu_flags, cpu_delayed_pc; | |
1e8864f7 | 69 | |
2e70f6ef PB |
70 | #include "gen-icount.h" |
71 | ||
a5f1b965 | 72 | static void sh4_translate_init(void) |
2e70f6ef | 73 | { |
1e8864f7 | 74 | int i; |
2e70f6ef | 75 | static int done_init = 0; |
559dd74d | 76 | static const char * const gregnames[24] = { |
1e8864f7 AJ |
77 | "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0", |
78 | "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0", | |
79 | "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15", | |
80 | "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1", | |
81 | "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1" | |
82 | }; | |
83 | ||
2e70f6ef PB |
84 | if (done_init) |
85 | return; | |
1e8864f7 | 86 | |
2e70f6ef | 87 | cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env"); |
1e8864f7 AJ |
88 | |
89 | for (i = 0; i < 24; i++) | |
90 | cpu_gregs[i] = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
91 | offsetof(CPUState, gregs[i]), | |
92 | gregnames[i]); | |
988d7eaa | 93 | |
3a8a44c4 AJ |
94 | cpu_pc = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, |
95 | offsetof(CPUState, pc), "PC"); | |
96 | cpu_sr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
97 | offsetof(CPUState, sr), "SR"); | |
98 | cpu_ssr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
99 | offsetof(CPUState, ssr), "SSR"); | |
100 | cpu_spc = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
101 | offsetof(CPUState, spc), "SPC"); | |
102 | cpu_gbr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
103 | offsetof(CPUState, gbr), "GBR"); | |
104 | cpu_vbr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
105 | offsetof(CPUState, vbr), "VBR"); | |
106 | cpu_sgr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
107 | offsetof(CPUState, sgr), "SGR"); | |
108 | cpu_dbr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
109 | offsetof(CPUState, dbr), "DBR"); | |
110 | cpu_mach = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
111 | offsetof(CPUState, mach), "MACH"); | |
112 | cpu_macl = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
113 | offsetof(CPUState, macl), "MACL"); | |
114 | cpu_pr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
115 | offsetof(CPUState, pr), "PR"); | |
116 | cpu_fpscr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
117 | offsetof(CPUState, fpscr), "FPSCR"); | |
118 | cpu_fpul = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
119 | offsetof(CPUState, fpul), "FPUL"); | |
120 | ||
1000822b AJ |
121 | cpu_flags = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, |
122 | offsetof(CPUState, flags), "_flags_"); | |
123 | cpu_delayed_pc = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, | |
124 | offsetof(CPUState, delayed_pc), | |
125 | "_delayed_pc_"); | |
126 | ||
988d7eaa AJ |
127 | /* register helpers */ |
128 | #undef DEF_HELPER | |
129 | #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name); | |
130 | #include "helper.h" | |
131 | ||
2e70f6ef PB |
132 | done_init = 1; |
133 | } | |
134 | ||
fdf9b3e8 FB |
135 | void cpu_dump_state(CPUState * env, FILE * f, |
136 | int (*cpu_fprintf) (FILE * f, const char *fmt, ...), | |
137 | int flags) | |
138 | { | |
139 | int i; | |
eda9b09b FB |
140 | cpu_fprintf(f, "pc=0x%08x sr=0x%08x pr=0x%08x fpscr=0x%08x\n", |
141 | env->pc, env->sr, env->pr, env->fpscr); | |
274a9e70 AJ |
142 | cpu_fprintf(f, "spc=0x%08x ssr=0x%08x gbr=0x%08x vbr=0x%08x\n", |
143 | env->spc, env->ssr, env->gbr, env->vbr); | |
144 | cpu_fprintf(f, "sgr=0x%08x dbr=0x%08x delayed_pc=0x%08x fpul=0x%08x\n", | |
145 | env->sgr, env->dbr, env->delayed_pc, env->fpul); | |
fdf9b3e8 FB |
146 | for (i = 0; i < 24; i += 4) { |
147 | cpu_fprintf(f, "r%d=0x%08x r%d=0x%08x r%d=0x%08x r%d=0x%08x\n", | |
148 | i, env->gregs[i], i + 1, env->gregs[i + 1], | |
149 | i + 2, env->gregs[i + 2], i + 3, env->gregs[i + 3]); | |
150 | } | |
151 | if (env->flags & DELAY_SLOT) { | |
152 | cpu_fprintf(f, "in delay slot (delayed_pc=0x%08x)\n", | |
153 | env->delayed_pc); | |
154 | } else if (env->flags & DELAY_SLOT_CONDITIONAL) { | |
155 | cpu_fprintf(f, "in conditional delay slot (delayed_pc=0x%08x)\n", | |
156 | env->delayed_pc); | |
157 | } | |
158 | } | |
159 | ||
160 | void cpu_sh4_reset(CPUSH4State * env) | |
161 | { | |
9c2a9ea1 | 162 | #if defined(CONFIG_USER_ONLY) |
4c909d14 | 163 | env->sr = SR_FD; /* FD - kernel does lazy fpu context switch */ |
9c2a9ea1 | 164 | #else |
fdf9b3e8 | 165 | env->sr = 0x700000F0; /* MD, RB, BL, I3-I0 */ |
9c2a9ea1 | 166 | #endif |
fdf9b3e8 FB |
167 | env->vbr = 0; |
168 | env->pc = 0xA0000000; | |
ea6cf6be TS |
169 | #if defined(CONFIG_USER_ONLY) |
170 | env->fpscr = FPSCR_PR; /* value for userspace according to the kernel */ | |
b0b3de89 | 171 | set_float_rounding_mode(float_round_nearest_even, &env->fp_status); /* ?! */ |
ea6cf6be TS |
172 | #else |
173 | env->fpscr = 0x00040001; /* CPU reset value according to SH4 manual */ | |
b0b3de89 | 174 | set_float_rounding_mode(float_round_to_zero, &env->fp_status); |
ea6cf6be | 175 | #endif |
fdf9b3e8 FB |
176 | env->mmucr = 0; |
177 | } | |
178 | ||
aaed909a | 179 | CPUSH4State *cpu_sh4_init(const char *cpu_model) |
fdf9b3e8 FB |
180 | { |
181 | CPUSH4State *env; | |
182 | ||
183 | env = qemu_mallocz(sizeof(CPUSH4State)); | |
184 | if (!env) | |
185 | return NULL; | |
186 | cpu_exec_init(env); | |
2e70f6ef | 187 | sh4_translate_init(); |
fdf9b3e8 FB |
188 | cpu_sh4_reset(env); |
189 | tlb_flush(env, 1); | |
190 | return env; | |
191 | } | |
192 | ||
fdf9b3e8 FB |
193 | static void gen_goto_tb(DisasContext * ctx, int n, target_ulong dest) |
194 | { | |
195 | TranslationBlock *tb; | |
196 | tb = ctx->tb; | |
197 | ||
198 | if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) && | |
199 | !ctx->singlestep_enabled) { | |
200 | /* Use a direct jump if in same page and singlestep not enabled */ | |
57fec1fe | 201 | tcg_gen_goto_tb(n); |
3a8a44c4 | 202 | tcg_gen_movi_i32(cpu_pc, dest); |
57fec1fe | 203 | tcg_gen_exit_tb((long) tb + n); |
fdf9b3e8 | 204 | } else { |
3a8a44c4 | 205 | tcg_gen_movi_i32(cpu_pc, dest); |
57fec1fe | 206 | if (ctx->singlestep_enabled) |
e6afc2f4 | 207 | tcg_gen_helper_0_0(helper_debug); |
57fec1fe | 208 | tcg_gen_exit_tb(0); |
fdf9b3e8 | 209 | } |
fdf9b3e8 FB |
210 | } |
211 | ||
fdf9b3e8 FB |
212 | static void gen_jump(DisasContext * ctx) |
213 | { | |
214 | if (ctx->delayed_pc == (uint32_t) - 1) { | |
215 | /* Target is not statically known, it comes necessarily from a | |
216 | delayed jump as immediate jump are conditinal jumps */ | |
1000822b | 217 | tcg_gen_mov_i32(cpu_pc, cpu_delayed_pc); |
fdf9b3e8 | 218 | if (ctx->singlestep_enabled) |
e6afc2f4 | 219 | tcg_gen_helper_0_0(helper_debug); |
57fec1fe | 220 | tcg_gen_exit_tb(0); |
fdf9b3e8 FB |
221 | } else { |
222 | gen_goto_tb(ctx, 0, ctx->delayed_pc); | |
223 | } | |
224 | } | |
225 | ||
1000822b AJ |
226 | static inline void gen_branch_slot(uint32_t delayed_pc, int t) |
227 | { | |
c55497ec | 228 | TCGv sr; |
1000822b AJ |
229 | int label = gen_new_label(); |
230 | tcg_gen_movi_i32(cpu_delayed_pc, delayed_pc); | |
c55497ec AJ |
231 | sr = tcg_temp_new(TCG_TYPE_I32); |
232 | tcg_gen_andi_i32(sr, cpu_sr, SR_T); | |
233 | tcg_gen_brcondi_i32(TCG_COND_NE, sr, t ? SR_T : 0, label); | |
1000822b AJ |
234 | tcg_gen_ori_i32(cpu_flags, cpu_flags, DELAY_SLOT_TRUE); |
235 | gen_set_label(label); | |
236 | } | |
237 | ||
fdf9b3e8 FB |
238 | /* Immediate conditional jump (bt or bf) */ |
239 | static void gen_conditional_jump(DisasContext * ctx, | |
240 | target_ulong ift, target_ulong ifnott) | |
241 | { | |
242 | int l1; | |
c55497ec | 243 | TCGv sr; |
fdf9b3e8 FB |
244 | |
245 | l1 = gen_new_label(); | |
c55497ec AJ |
246 | sr = tcg_temp_new(TCG_TYPE_I32); |
247 | tcg_gen_andi_i32(sr, cpu_sr, SR_T); | |
248 | tcg_gen_brcondi_i32(TCG_COND_EQ, sr, SR_T, l1); | |
fdf9b3e8 FB |
249 | gen_goto_tb(ctx, 0, ifnott); |
250 | gen_set_label(l1); | |
251 | gen_goto_tb(ctx, 1, ift); | |
252 | } | |
253 | ||
254 | /* Delayed conditional jump (bt or bf) */ | |
255 | static void gen_delayed_conditional_jump(DisasContext * ctx) | |
256 | { | |
257 | int l1; | |
c55497ec | 258 | TCGv ds; |
fdf9b3e8 FB |
259 | |
260 | l1 = gen_new_label(); | |
c55497ec AJ |
261 | ds = tcg_temp_new(TCG_TYPE_I32); |
262 | tcg_gen_andi_i32(ds, cpu_flags, DELAY_SLOT_TRUE); | |
263 | tcg_gen_brcondi_i32(TCG_COND_EQ, ds, DELAY_SLOT_TRUE, l1); | |
823029f9 | 264 | gen_goto_tb(ctx, 1, ctx->pc + 2); |
fdf9b3e8 | 265 | gen_set_label(l1); |
1000822b | 266 | tcg_gen_andi_i32(cpu_flags, cpu_flags, ~DELAY_SLOT_TRUE); |
9c2a9ea1 | 267 | gen_jump(ctx); |
fdf9b3e8 FB |
268 | } |
269 | ||
a4625612 AJ |
270 | static inline void gen_set_t(void) |
271 | { | |
272 | tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_T); | |
273 | } | |
274 | ||
275 | static inline void gen_clr_t(void) | |
276 | { | |
277 | tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_T); | |
278 | } | |
279 | ||
280 | static inline void gen_cmp(int cond, TCGv t0, TCGv t1) | |
281 | { | |
282 | int label1 = gen_new_label(); | |
283 | int label2 = gen_new_label(); | |
284 | tcg_gen_brcond_i32(cond, t1, t0, label1); | |
285 | gen_clr_t(); | |
286 | tcg_gen_br(label2); | |
287 | gen_set_label(label1); | |
288 | gen_set_t(); | |
289 | gen_set_label(label2); | |
290 | } | |
291 | ||
292 | static inline void gen_cmp_imm(int cond, TCGv t0, int32_t imm) | |
293 | { | |
294 | int label1 = gen_new_label(); | |
295 | int label2 = gen_new_label(); | |
296 | tcg_gen_brcondi_i32(cond, t0, imm, label1); | |
297 | gen_clr_t(); | |
298 | tcg_gen_br(label2); | |
299 | gen_set_label(label1); | |
300 | gen_set_t(); | |
301 | gen_set_label(label2); | |
302 | } | |
303 | ||
1000822b AJ |
304 | static inline void gen_store_flags(uint32_t flags) |
305 | { | |
306 | tcg_gen_andi_i32(cpu_flags, cpu_flags, DELAY_SLOT_TRUE); | |
307 | tcg_gen_ori_i32(cpu_flags, cpu_flags, flags); | |
308 | } | |
309 | ||
69d6275b AJ |
310 | static inline void gen_copy_bit_i32(TCGv t0, int p0, TCGv t1, int p1) |
311 | { | |
312 | TCGv tmp = tcg_temp_new(TCG_TYPE_I32); | |
313 | ||
314 | p0 &= 0x1f; | |
315 | p1 &= 0x1f; | |
316 | ||
317 | tcg_gen_andi_i32(tmp, t1, (1 << p1)); | |
318 | tcg_gen_andi_i32(t0, t0, ~(1 << p0)); | |
319 | if (p0 < p1) | |
320 | tcg_gen_shri_i32(tmp, tmp, p1 - p0); | |
321 | else if (p0 > p1) | |
322 | tcg_gen_shli_i32(tmp, tmp, p0 - p1); | |
323 | tcg_gen_or_i32(t0, t0, tmp); | |
324 | ||
325 | tcg_temp_free(tmp); | |
326 | } | |
327 | ||
cc4ba6a9 AJ |
328 | |
329 | static inline void gen_load_fpr32(TCGv t, int reg) | |
330 | { | |
331 | tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, fregs[reg])); | |
332 | } | |
333 | ||
334 | static inline void gen_load_fpr64(TCGv t, int reg) | |
335 | { | |
336 | TCGv tmp1 = tcg_temp_new(TCG_TYPE_I32); | |
337 | TCGv tmp2 = tcg_temp_new(TCG_TYPE_I64); | |
338 | ||
339 | tcg_gen_ld_i32(tmp1, cpu_env, offsetof(CPUState, fregs[reg])); | |
340 | tcg_gen_extu_i32_i64(t, tmp1); | |
341 | tcg_gen_shli_i64(t, t, 32); | |
342 | tcg_gen_ld_i32(tmp1, cpu_env, offsetof(CPUState, fregs[reg + 1])); | |
343 | tcg_gen_extu_i32_i64(tmp2, tmp1); | |
344 | tcg_temp_free(tmp1); | |
345 | tcg_gen_or_i64(t, t, tmp2); | |
346 | tcg_temp_free(tmp2); | |
347 | } | |
348 | ||
349 | static inline void gen_store_fpr32(TCGv t, int reg) | |
350 | { | |
351 | tcg_gen_st_i32(t, cpu_env, offsetof(CPUState, fregs[reg])); | |
352 | } | |
353 | ||
354 | static inline void gen_store_fpr64 (TCGv t, int reg) | |
355 | { | |
356 | TCGv tmp = tcg_temp_new(TCG_TYPE_I32); | |
357 | ||
358 | tcg_gen_trunc_i64_i32(tmp, t); | |
359 | tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUState, fregs[reg + 1])); | |
360 | tcg_gen_shri_i64(t, t, 32); | |
361 | tcg_gen_trunc_i64_i32(tmp, t); | |
362 | tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUState, fregs[reg])); | |
363 | tcg_temp_free(tmp); | |
364 | } | |
365 | ||
fdf9b3e8 FB |
366 | #define B3_0 (ctx->opcode & 0xf) |
367 | #define B6_4 ((ctx->opcode >> 4) & 0x7) | |
368 | #define B7_4 ((ctx->opcode >> 4) & 0xf) | |
369 | #define B7_0 (ctx->opcode & 0xff) | |
370 | #define B7_0s ((int32_t) (int8_t) (ctx->opcode & 0xff)) | |
371 | #define B11_0s (ctx->opcode & 0x800 ? 0xfffff000 | (ctx->opcode & 0xfff) : \ | |
372 | (ctx->opcode & 0xfff)) | |
373 | #define B11_8 ((ctx->opcode >> 8) & 0xf) | |
374 | #define B15_12 ((ctx->opcode >> 12) & 0xf) | |
375 | ||
376 | #define REG(x) ((x) < 8 && (ctx->sr & (SR_MD | SR_RB)) == (SR_MD | SR_RB) ? \ | |
7efbe241 | 377 | (cpu_gregs[x + 16]) : (cpu_gregs[x])) |
fdf9b3e8 FB |
378 | |
379 | #define ALTREG(x) ((x) < 8 && (ctx->sr & (SR_MD | SR_RB)) != (SR_MD | SR_RB) \ | |
7efbe241 | 380 | ? (cpu_gregs[x + 16]) : (cpu_gregs[x])) |
fdf9b3e8 | 381 | |
eda9b09b | 382 | #define FREG(x) (ctx->fpscr & FPSCR_FR ? (x) ^ 0x10 : (x)) |
f09111e0 | 383 | #define XHACK(x) ((((x) & 1 ) << 4) | ((x) & 0xe)) |
eda9b09b | 384 | #define XREG(x) (ctx->fpscr & FPSCR_FR ? XHACK(x) ^ 0x10 : XHACK(x)) |
ea6cf6be | 385 | #define DREG(x) FREG(x) /* Assumes lsb of (x) is always 0 */ |
eda9b09b | 386 | |
fdf9b3e8 FB |
387 | #define CHECK_NOT_DELAY_SLOT \ |
388 | if (ctx->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) \ | |
e6afc2f4 | 389 | {tcg_gen_helper_0_0(helper_raise_slot_illegal_instruction); ctx->bstate = BS_EXCP; \ |
fdf9b3e8 FB |
390 | return;} |
391 | ||
823029f9 | 392 | void _decode_opc(DisasContext * ctx) |
fdf9b3e8 FB |
393 | { |
394 | #if 0 | |
395 | fprintf(stderr, "Translating opcode 0x%04x\n", ctx->opcode); | |
396 | #endif | |
397 | switch (ctx->opcode) { | |
398 | case 0x0019: /* div0u */ | |
3a8a44c4 | 399 | tcg_gen_andi_i32(cpu_sr, cpu_sr, ~(SR_M | SR_Q | SR_T)); |
fdf9b3e8 FB |
400 | return; |
401 | case 0x000b: /* rts */ | |
1000822b AJ |
402 | CHECK_NOT_DELAY_SLOT |
403 | tcg_gen_mov_i32(cpu_delayed_pc, cpu_pr); | |
fdf9b3e8 FB |
404 | ctx->flags |= DELAY_SLOT; |
405 | ctx->delayed_pc = (uint32_t) - 1; | |
406 | return; | |
407 | case 0x0028: /* clrmac */ | |
3a8a44c4 AJ |
408 | tcg_gen_movi_i32(cpu_mach, 0); |
409 | tcg_gen_movi_i32(cpu_macl, 0); | |
fdf9b3e8 FB |
410 | return; |
411 | case 0x0048: /* clrs */ | |
3a8a44c4 | 412 | tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_S); |
fdf9b3e8 FB |
413 | return; |
414 | case 0x0008: /* clrt */ | |
a4625612 | 415 | gen_clr_t(); |
fdf9b3e8 FB |
416 | return; |
417 | case 0x0038: /* ldtlb */ | |
ea2b542a | 418 | #if defined(CONFIG_USER_ONLY) |
fdf9b3e8 | 419 | assert(0); /* XXXXX */ |
ea2b542a | 420 | #else |
e6afc2f4 | 421 | tcg_gen_helper_0_0(helper_ldtlb); |
ea2b542a | 422 | #endif |
fdf9b3e8 | 423 | return; |
c5e814b2 | 424 | case 0x002b: /* rte */ |
1000822b AJ |
425 | CHECK_NOT_DELAY_SLOT |
426 | tcg_gen_mov_i32(cpu_sr, cpu_ssr); | |
427 | tcg_gen_mov_i32(cpu_delayed_pc, cpu_spc); | |
fdf9b3e8 FB |
428 | ctx->flags |= DELAY_SLOT; |
429 | ctx->delayed_pc = (uint32_t) - 1; | |
430 | return; | |
431 | case 0x0058: /* sets */ | |
3a8a44c4 | 432 | tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_S); |
fdf9b3e8 FB |
433 | return; |
434 | case 0x0018: /* sett */ | |
a4625612 | 435 | gen_set_t(); |
fdf9b3e8 | 436 | return; |
24988dc2 | 437 | case 0xfbfd: /* frchg */ |
6f06939b | 438 | tcg_gen_xori_i32(cpu_fpscr, cpu_fpscr, FPSCR_FR); |
823029f9 | 439 | ctx->bstate = BS_STOP; |
fdf9b3e8 | 440 | return; |
24988dc2 | 441 | case 0xf3fd: /* fschg */ |
6f06939b | 442 | tcg_gen_xori_i32(cpu_fpscr, cpu_fpscr, FPSCR_SZ); |
823029f9 | 443 | ctx->bstate = BS_STOP; |
fdf9b3e8 FB |
444 | return; |
445 | case 0x0009: /* nop */ | |
446 | return; | |
447 | case 0x001b: /* sleep */ | |
833ed386 | 448 | if (ctx->memidx) { |
e6afc2f4 | 449 | tcg_gen_helper_0_0(helper_sleep); |
833ed386 | 450 | } else { |
e6afc2f4 | 451 | tcg_gen_helper_0_0(helper_raise_illegal_instruction); |
833ed386 AJ |
452 | ctx->bstate = BS_EXCP; |
453 | } | |
fdf9b3e8 FB |
454 | return; |
455 | } | |
456 | ||
457 | switch (ctx->opcode & 0xf000) { | |
458 | case 0x1000: /* mov.l Rm,@(disp,Rn) */ | |
c55497ec AJ |
459 | { |
460 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
461 | tcg_gen_addi_i32(addr, REG(B11_8), B3_0 * 4); | |
462 | tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx); | |
463 | tcg_temp_free(addr); | |
464 | } | |
fdf9b3e8 FB |
465 | return; |
466 | case 0x5000: /* mov.l @(disp,Rm),Rn */ | |
c55497ec AJ |
467 | { |
468 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
469 | tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 4); | |
470 | tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx); | |
471 | tcg_temp_free(addr); | |
472 | } | |
fdf9b3e8 | 473 | return; |
24988dc2 | 474 | case 0xe000: /* mov #imm,Rn */ |
7efbe241 | 475 | tcg_gen_movi_i32(REG(B11_8), B7_0s); |
fdf9b3e8 FB |
476 | return; |
477 | case 0x9000: /* mov.w @(disp,PC),Rn */ | |
c55497ec AJ |
478 | { |
479 | TCGv addr = tcg_const_i32(ctx->pc + 4 + B7_0 * 2); | |
480 | tcg_gen_qemu_ld16s(REG(B11_8), addr, ctx->memidx); | |
481 | tcg_temp_free(addr); | |
482 | } | |
fdf9b3e8 FB |
483 | return; |
484 | case 0xd000: /* mov.l @(disp,PC),Rn */ | |
c55497ec AJ |
485 | { |
486 | TCGv addr = tcg_const_i32((ctx->pc + 4 + B7_0 * 4) & ~3); | |
487 | tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx); | |
488 | tcg_temp_free(addr); | |
489 | } | |
fdf9b3e8 | 490 | return; |
24988dc2 | 491 | case 0x7000: /* add #imm,Rn */ |
7efbe241 | 492 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), B7_0s); |
fdf9b3e8 FB |
493 | return; |
494 | case 0xa000: /* bra disp */ | |
495 | CHECK_NOT_DELAY_SLOT | |
1000822b AJ |
496 | ctx->delayed_pc = ctx->pc + 4 + B11_0s * 2; |
497 | tcg_gen_movi_i32(cpu_delayed_pc, ctx->delayed_pc); | |
fdf9b3e8 FB |
498 | ctx->flags |= DELAY_SLOT; |
499 | return; | |
500 | case 0xb000: /* bsr disp */ | |
501 | CHECK_NOT_DELAY_SLOT | |
1000822b AJ |
502 | tcg_gen_movi_i32(cpu_pr, ctx->pc + 4); |
503 | ctx->delayed_pc = ctx->pc + 4 + B11_0s * 2; | |
504 | tcg_gen_movi_i32(cpu_delayed_pc, ctx->delayed_pc); | |
fdf9b3e8 FB |
505 | ctx->flags |= DELAY_SLOT; |
506 | return; | |
507 | } | |
508 | ||
509 | switch (ctx->opcode & 0xf00f) { | |
510 | case 0x6003: /* mov Rm,Rn */ | |
7efbe241 | 511 | tcg_gen_mov_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
512 | return; |
513 | case 0x2000: /* mov.b Rm,@Rn */ | |
7efbe241 | 514 | tcg_gen_qemu_st8(REG(B7_4), REG(B11_8), ctx->memidx); |
fdf9b3e8 FB |
515 | return; |
516 | case 0x2001: /* mov.w Rm,@Rn */ | |
7efbe241 | 517 | tcg_gen_qemu_st16(REG(B7_4), REG(B11_8), ctx->memidx); |
fdf9b3e8 FB |
518 | return; |
519 | case 0x2002: /* mov.l Rm,@Rn */ | |
7efbe241 | 520 | tcg_gen_qemu_st32(REG(B7_4), REG(B11_8), ctx->memidx); |
fdf9b3e8 FB |
521 | return; |
522 | case 0x6000: /* mov.b @Rm,Rn */ | |
7efbe241 | 523 | tcg_gen_qemu_ld8s(REG(B11_8), REG(B7_4), ctx->memidx); |
fdf9b3e8 FB |
524 | return; |
525 | case 0x6001: /* mov.w @Rm,Rn */ | |
7efbe241 | 526 | tcg_gen_qemu_ld16s(REG(B11_8), REG(B7_4), ctx->memidx); |
fdf9b3e8 FB |
527 | return; |
528 | case 0x6002: /* mov.l @Rm,Rn */ | |
7efbe241 | 529 | tcg_gen_qemu_ld32s(REG(B11_8), REG(B7_4), ctx->memidx); |
fdf9b3e8 FB |
530 | return; |
531 | case 0x2004: /* mov.b Rm,@-Rn */ | |
c55497ec AJ |
532 | { |
533 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
534 | tcg_gen_subi_i32(addr, REG(B11_8), 1); | |
535 | tcg_gen_qemu_st8(REG(B7_4), addr, ctx->memidx); /* might cause re-execution */ | |
536 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 1); /* modify register status */ | |
537 | tcg_temp_free(addr); | |
538 | } | |
fdf9b3e8 FB |
539 | return; |
540 | case 0x2005: /* mov.w Rm,@-Rn */ | |
c55497ec AJ |
541 | { |
542 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
543 | tcg_gen_subi_i32(addr, REG(B11_8), 2); | |
544 | tcg_gen_qemu_st16(REG(B7_4), addr, ctx->memidx); | |
545 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 2); | |
546 | tcg_temp_free(addr); | |
547 | } | |
fdf9b3e8 FB |
548 | return; |
549 | case 0x2006: /* mov.l Rm,@-Rn */ | |
c55497ec AJ |
550 | { |
551 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
552 | tcg_gen_subi_i32(addr, REG(B11_8), 4); | |
553 | tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx); | |
554 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); | |
555 | } | |
fdf9b3e8 | 556 | return; |
eda9b09b | 557 | case 0x6004: /* mov.b @Rm+,Rn */ |
7efbe241 | 558 | tcg_gen_qemu_ld8s(REG(B11_8), REG(B7_4), ctx->memidx); |
24988dc2 | 559 | if ( B11_8 != B7_4 ) |
7efbe241 | 560 | tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 1); |
fdf9b3e8 FB |
561 | return; |
562 | case 0x6005: /* mov.w @Rm+,Rn */ | |
7efbe241 | 563 | tcg_gen_qemu_ld16s(REG(B11_8), REG(B7_4), ctx->memidx); |
24988dc2 | 564 | if ( B11_8 != B7_4 ) |
7efbe241 | 565 | tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 2); |
fdf9b3e8 FB |
566 | return; |
567 | case 0x6006: /* mov.l @Rm+,Rn */ | |
7efbe241 | 568 | tcg_gen_qemu_ld32s(REG(B11_8), REG(B7_4), ctx->memidx); |
24988dc2 | 569 | if ( B11_8 != B7_4 ) |
7efbe241 | 570 | tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4); |
fdf9b3e8 FB |
571 | return; |
572 | case 0x0004: /* mov.b Rm,@(R0,Rn) */ | |
c55497ec AJ |
573 | { |
574 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
575 | tcg_gen_add_i32(addr, REG(B11_8), REG(0)); | |
576 | tcg_gen_qemu_st8(REG(B7_4), addr, ctx->memidx); | |
577 | tcg_temp_free(addr); | |
578 | } | |
fdf9b3e8 FB |
579 | return; |
580 | case 0x0005: /* mov.w Rm,@(R0,Rn) */ | |
c55497ec AJ |
581 | { |
582 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
583 | tcg_gen_add_i32(addr, REG(B11_8), REG(0)); | |
584 | tcg_gen_qemu_st16(REG(B7_4), addr, ctx->memidx); | |
585 | tcg_temp_free(addr); | |
586 | } | |
fdf9b3e8 FB |
587 | return; |
588 | case 0x0006: /* mov.l Rm,@(R0,Rn) */ | |
c55497ec AJ |
589 | { |
590 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
591 | tcg_gen_add_i32(addr, REG(B11_8), REG(0)); | |
592 | tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx); | |
593 | tcg_temp_free(addr); | |
594 | } | |
fdf9b3e8 FB |
595 | return; |
596 | case 0x000c: /* mov.b @(R0,Rm),Rn */ | |
c55497ec AJ |
597 | { |
598 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
599 | tcg_gen_add_i32(addr, REG(B7_4), REG(0)); | |
600 | tcg_gen_qemu_ld8s(REG(B11_8), addr, ctx->memidx); | |
601 | tcg_temp_free(addr); | |
602 | } | |
fdf9b3e8 FB |
603 | return; |
604 | case 0x000d: /* mov.w @(R0,Rm),Rn */ | |
c55497ec AJ |
605 | { |
606 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
607 | tcg_gen_add_i32(addr, REG(B7_4), REG(0)); | |
608 | tcg_gen_qemu_ld16s(REG(B11_8), addr, ctx->memidx); | |
609 | tcg_temp_free(addr); | |
610 | } | |
fdf9b3e8 FB |
611 | return; |
612 | case 0x000e: /* mov.l @(R0,Rm),Rn */ | |
c55497ec AJ |
613 | { |
614 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
615 | tcg_gen_add_i32(addr, REG(B7_4), REG(0)); | |
616 | tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx); | |
617 | tcg_temp_free(addr); | |
618 | } | |
fdf9b3e8 FB |
619 | return; |
620 | case 0x6008: /* swap.b Rm,Rn */ | |
c55497ec AJ |
621 | { |
622 | TCGv high, low; | |
623 | high = tcg_temp_new(TCG_TYPE_I32); | |
624 | tcg_gen_ext8u_i32(high, REG(B7_4)); | |
625 | tcg_gen_shli_i32(high, high, 8); | |
626 | low = tcg_temp_new(TCG_TYPE_I32); | |
627 | tcg_gen_shri_i32(low, REG(B7_4), 8); | |
628 | tcg_gen_ext8u_i32(low, low); | |
629 | tcg_gen_or_i32(REG(B11_8), high, low); | |
630 | tcg_temp_free(low); | |
631 | tcg_temp_free(high); | |
632 | } | |
fdf9b3e8 FB |
633 | return; |
634 | case 0x6009: /* swap.w Rm,Rn */ | |
c55497ec AJ |
635 | { |
636 | TCGv high, low; | |
637 | high = tcg_temp_new(TCG_TYPE_I32); | |
638 | tcg_gen_ext16u_i32(high, REG(B7_4)); | |
639 | tcg_gen_shli_i32(high, high, 16); | |
640 | low = tcg_temp_new(TCG_TYPE_I32); | |
641 | tcg_gen_shri_i32(low, REG(B7_4), 16); | |
642 | tcg_gen_ext16u_i32(low, low); | |
643 | tcg_gen_or_i32(REG(B11_8), high, low); | |
644 | tcg_temp_free(low); | |
645 | tcg_temp_free(high); | |
646 | } | |
fdf9b3e8 FB |
647 | return; |
648 | case 0x200d: /* xtrct Rm,Rn */ | |
c55497ec AJ |
649 | { |
650 | TCGv high, low; | |
651 | high = tcg_temp_new(TCG_TYPE_I32); | |
652 | tcg_gen_ext16u_i32(high, REG(B7_4)); | |
653 | tcg_gen_shli_i32(high, high, 16); | |
654 | low = tcg_temp_new(TCG_TYPE_I32); | |
655 | tcg_gen_shri_i32(low, REG(B11_8), 16); | |
656 | tcg_gen_ext16u_i32(low, low); | |
657 | tcg_gen_or_i32(REG(B11_8), high, low); | |
658 | tcg_temp_free(low); | |
659 | tcg_temp_free(high); | |
660 | } | |
fdf9b3e8 FB |
661 | return; |
662 | case 0x300c: /* add Rm,Rn */ | |
7efbe241 | 663 | tcg_gen_add_i32(REG(B11_8), REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
664 | return; |
665 | case 0x300e: /* addc Rm,Rn */ | |
7efbe241 | 666 | tcg_gen_helper_1_2(helper_addc, REG(B11_8), REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
667 | return; |
668 | case 0x300f: /* addv Rm,Rn */ | |
7efbe241 | 669 | tcg_gen_helper_1_2(helper_addv, REG(B11_8), REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
670 | return; |
671 | case 0x2009: /* and Rm,Rn */ | |
7efbe241 | 672 | tcg_gen_and_i32(REG(B11_8), REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
673 | return; |
674 | case 0x3000: /* cmp/eq Rm,Rn */ | |
7efbe241 | 675 | gen_cmp(TCG_COND_EQ, REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
676 | return; |
677 | case 0x3003: /* cmp/ge Rm,Rn */ | |
7efbe241 | 678 | gen_cmp(TCG_COND_GE, REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
679 | return; |
680 | case 0x3007: /* cmp/gt Rm,Rn */ | |
7efbe241 | 681 | gen_cmp(TCG_COND_GT, REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
682 | return; |
683 | case 0x3006: /* cmp/hi Rm,Rn */ | |
7efbe241 | 684 | gen_cmp(TCG_COND_GTU, REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
685 | return; |
686 | case 0x3002: /* cmp/hs Rm,Rn */ | |
7efbe241 | 687 | gen_cmp(TCG_COND_GEU, REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
688 | return; |
689 | case 0x200c: /* cmp/str Rm,Rn */ | |
69d6275b AJ |
690 | { |
691 | int label1 = gen_new_label(); | |
692 | int label2 = gen_new_label(); | |
c55497ec AJ |
693 | TCGv cmp1 = tcg_temp_local_new(TCG_TYPE_I32); |
694 | TCGv cmp2 = tcg_temp_local_new(TCG_TYPE_I32); | |
695 | tcg_gen_xor_i32(cmp1, REG(B7_4), REG(B11_8)); | |
696 | tcg_gen_andi_i32(cmp2, cmp1, 0xff000000); | |
697 | tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1); | |
698 | tcg_gen_andi_i32(cmp2, cmp1, 0x00ff0000); | |
699 | tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1); | |
700 | tcg_gen_andi_i32(cmp2, cmp1, 0x0000ff00); | |
701 | tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1); | |
702 | tcg_gen_andi_i32(cmp2, cmp1, 0x000000ff); | |
703 | tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1); | |
69d6275b AJ |
704 | tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_T); |
705 | tcg_gen_br(label2); | |
706 | gen_set_label(label1); | |
707 | tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_T); | |
708 | gen_set_label(label2); | |
c55497ec AJ |
709 | tcg_temp_free(cmp2); |
710 | tcg_temp_free(cmp1); | |
69d6275b | 711 | } |
fdf9b3e8 FB |
712 | return; |
713 | case 0x2007: /* div0s Rm,Rn */ | |
c55497ec AJ |
714 | { |
715 | gen_copy_bit_i32(cpu_sr, 8, REG(B11_8), 31); /* SR_Q */ | |
716 | gen_copy_bit_i32(cpu_sr, 9, REG(B7_4), 31); /* SR_M */ | |
717 | TCGv val = tcg_temp_new(TCG_TYPE_I32); | |
718 | tcg_gen_xor_i32(val, REG(B7_4), REG(B11_8)); | |
719 | gen_copy_bit_i32(cpu_sr, 0, val, 31); /* SR_T */ | |
720 | tcg_temp_free(val); | |
721 | } | |
fdf9b3e8 FB |
722 | return; |
723 | case 0x3004: /* div1 Rm,Rn */ | |
7efbe241 | 724 | tcg_gen_helper_1_2(helper_div1, REG(B11_8), REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
725 | return; |
726 | case 0x300d: /* dmuls.l Rm,Rn */ | |
6f06939b AJ |
727 | { |
728 | TCGv tmp1 = tcg_temp_new(TCG_TYPE_I64); | |
729 | TCGv tmp2 = tcg_temp_new(TCG_TYPE_I64); | |
730 | ||
7efbe241 AJ |
731 | tcg_gen_ext_i32_i64(tmp1, REG(B7_4)); |
732 | tcg_gen_ext_i32_i64(tmp2, REG(B11_8)); | |
6f06939b AJ |
733 | tcg_gen_mul_i64(tmp1, tmp1, tmp2); |
734 | tcg_gen_trunc_i64_i32(cpu_macl, tmp1); | |
735 | tcg_gen_shri_i64(tmp1, tmp1, 32); | |
736 | tcg_gen_trunc_i64_i32(cpu_mach, tmp1); | |
737 | ||
6f06939b | 738 | tcg_temp_free(tmp2); |
c55497ec | 739 | tcg_temp_free(tmp1); |
6f06939b | 740 | } |
fdf9b3e8 FB |
741 | return; |
742 | case 0x3005: /* dmulu.l Rm,Rn */ | |
6f06939b AJ |
743 | { |
744 | TCGv tmp1 = tcg_temp_new(TCG_TYPE_I64); | |
745 | TCGv tmp2 = tcg_temp_new(TCG_TYPE_I64); | |
746 | ||
7efbe241 AJ |
747 | tcg_gen_extu_i32_i64(tmp1, REG(B7_4)); |
748 | tcg_gen_extu_i32_i64(tmp2, REG(B11_8)); | |
6f06939b AJ |
749 | tcg_gen_mul_i64(tmp1, tmp1, tmp2); |
750 | tcg_gen_trunc_i64_i32(cpu_macl, tmp1); | |
751 | tcg_gen_shri_i64(tmp1, tmp1, 32); | |
752 | tcg_gen_trunc_i64_i32(cpu_mach, tmp1); | |
753 | ||
6f06939b | 754 | tcg_temp_free(tmp2); |
c55497ec | 755 | tcg_temp_free(tmp1); |
6f06939b | 756 | } |
fdf9b3e8 FB |
757 | return; |
758 | case 0x600e: /* exts.b Rm,Rn */ | |
7efbe241 | 759 | tcg_gen_ext8s_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
760 | return; |
761 | case 0x600f: /* exts.w Rm,Rn */ | |
7efbe241 | 762 | tcg_gen_ext16s_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
763 | return; |
764 | case 0x600c: /* extu.b Rm,Rn */ | |
7efbe241 | 765 | tcg_gen_ext8u_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
766 | return; |
767 | case 0x600d: /* extu.w Rm,Rn */ | |
7efbe241 | 768 | tcg_gen_ext16u_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 | 769 | return; |
24988dc2 | 770 | case 0x000f: /* mac.l @Rm+,@Rn+ */ |
c55497ec AJ |
771 | { |
772 | TCGv arg0, arg1; | |
773 | arg0 = tcg_temp_new(TCG_TYPE_I32); | |
774 | tcg_gen_qemu_ld32s(arg0, REG(B7_4), ctx->memidx); | |
775 | arg1 = tcg_temp_new(TCG_TYPE_I32); | |
776 | tcg_gen_qemu_ld32s(arg1, REG(B11_8), ctx->memidx); | |
777 | tcg_gen_helper_0_2(helper_macl, arg0, arg1); | |
778 | tcg_temp_free(arg1); | |
779 | tcg_temp_free(arg0); | |
780 | tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4); | |
781 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); | |
782 | } | |
fdf9b3e8 FB |
783 | return; |
784 | case 0x400f: /* mac.w @Rm+,@Rn+ */ | |
c55497ec AJ |
785 | { |
786 | TCGv arg0, arg1; | |
787 | arg0 = tcg_temp_new(TCG_TYPE_I32); | |
788 | tcg_gen_qemu_ld32s(arg0, REG(B7_4), ctx->memidx); | |
789 | arg1 = tcg_temp_new(TCG_TYPE_I32); | |
790 | tcg_gen_qemu_ld32s(arg1, REG(B11_8), ctx->memidx); | |
791 | tcg_gen_helper_0_2(helper_macw, arg0, arg1); | |
792 | tcg_temp_free(arg1); | |
793 | tcg_temp_free(arg0); | |
794 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 2); | |
795 | tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 2); | |
796 | } | |
fdf9b3e8 FB |
797 | return; |
798 | case 0x0007: /* mul.l Rm,Rn */ | |
7efbe241 | 799 | tcg_gen_mul_i32(cpu_macl, REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
800 | return; |
801 | case 0x200f: /* muls.w Rm,Rn */ | |
c55497ec AJ |
802 | { |
803 | TCGv arg0, arg1; | |
804 | arg0 = tcg_temp_new(TCG_TYPE_I32); | |
805 | tcg_gen_ext16s_i32(arg0, REG(B7_4)); | |
806 | arg1 = tcg_temp_new(TCG_TYPE_I32); | |
807 | tcg_gen_ext16s_i32(arg1, REG(B11_8)); | |
808 | tcg_gen_mul_i32(cpu_macl, arg0, arg1); | |
809 | tcg_temp_free(arg1); | |
810 | tcg_temp_free(arg0); | |
811 | } | |
fdf9b3e8 FB |
812 | return; |
813 | case 0x200e: /* mulu.w Rm,Rn */ | |
c55497ec AJ |
814 | { |
815 | TCGv arg0, arg1; | |
816 | arg0 = tcg_temp_new(TCG_TYPE_I32); | |
817 | tcg_gen_ext16u_i32(arg0, REG(B7_4)); | |
818 | arg1 = tcg_temp_new(TCG_TYPE_I32); | |
819 | tcg_gen_ext16u_i32(arg1, REG(B11_8)); | |
820 | tcg_gen_mul_i32(cpu_macl, arg0, arg1); | |
821 | tcg_temp_free(arg1); | |
822 | tcg_temp_free(arg0); | |
823 | } | |
fdf9b3e8 FB |
824 | return; |
825 | case 0x600b: /* neg Rm,Rn */ | |
7efbe241 | 826 | tcg_gen_neg_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
827 | return; |
828 | case 0x600a: /* negc Rm,Rn */ | |
7efbe241 | 829 | tcg_gen_helper_1_1(helper_negc, REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
830 | return; |
831 | case 0x6007: /* not Rm,Rn */ | |
7efbe241 | 832 | tcg_gen_not_i32(REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
833 | return; |
834 | case 0x200b: /* or Rm,Rn */ | |
7efbe241 | 835 | tcg_gen_or_i32(REG(B11_8), REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
836 | return; |
837 | case 0x400c: /* shad Rm,Rn */ | |
69d6275b AJ |
838 | { |
839 | int label1 = gen_new_label(); | |
840 | int label2 = gen_new_label(); | |
841 | int label3 = gen_new_label(); | |
842 | int label4 = gen_new_label(); | |
c55497ec | 843 | TCGv shift = tcg_temp_local_new(TCG_TYPE_I32); |
7efbe241 | 844 | tcg_gen_brcondi_i32(TCG_COND_LT, REG(B7_4), 0, label1); |
69d6275b | 845 | /* Rm positive, shift to the left */ |
c55497ec AJ |
846 | tcg_gen_andi_i32(shift, REG(B7_4), 0x1f); |
847 | tcg_gen_shl_i32(REG(B11_8), REG(B11_8), shift); | |
69d6275b AJ |
848 | tcg_gen_br(label4); |
849 | /* Rm negative, shift to the right */ | |
850 | gen_set_label(label1); | |
c55497ec AJ |
851 | tcg_gen_andi_i32(shift, REG(B7_4), 0x1f); |
852 | tcg_gen_brcondi_i32(TCG_COND_EQ, shift, 0, label2); | |
853 | tcg_gen_not_i32(shift, REG(B7_4)); | |
854 | tcg_gen_andi_i32(shift, shift, 0x1f); | |
855 | tcg_gen_addi_i32(shift, shift, 1); | |
856 | tcg_gen_sar_i32(REG(B11_8), REG(B11_8), shift); | |
69d6275b AJ |
857 | tcg_gen_br(label4); |
858 | /* Rm = -32 */ | |
859 | gen_set_label(label2); | |
7efbe241 AJ |
860 | tcg_gen_brcondi_i32(TCG_COND_LT, REG(B11_8), 0, label3); |
861 | tcg_gen_movi_i32(REG(B11_8), 0); | |
69d6275b AJ |
862 | tcg_gen_br(label4); |
863 | gen_set_label(label3); | |
7efbe241 | 864 | tcg_gen_movi_i32(REG(B11_8), 0xffffffff); |
69d6275b | 865 | gen_set_label(label4); |
c55497ec | 866 | tcg_temp_free(shift); |
69d6275b | 867 | } |
fdf9b3e8 FB |
868 | return; |
869 | case 0x400d: /* shld Rm,Rn */ | |
69d6275b AJ |
870 | { |
871 | int label1 = gen_new_label(); | |
872 | int label2 = gen_new_label(); | |
873 | int label3 = gen_new_label(); | |
c55497ec | 874 | TCGv shift = tcg_temp_local_new(TCG_TYPE_I32); |
7efbe241 | 875 | tcg_gen_brcondi_i32(TCG_COND_LT, REG(B7_4), 0, label1); |
69d6275b | 876 | /* Rm positive, shift to the left */ |
c55497ec AJ |
877 | tcg_gen_andi_i32(shift, REG(B7_4), 0x1f); |
878 | tcg_gen_shl_i32(REG(B11_8), REG(B11_8), shift); | |
69d6275b AJ |
879 | tcg_gen_br(label3); |
880 | /* Rm negative, shift to the right */ | |
881 | gen_set_label(label1); | |
c55497ec AJ |
882 | tcg_gen_andi_i32(shift, REG(B7_4), 0x1f); |
883 | tcg_gen_brcondi_i32(TCG_COND_EQ, shift, 0, label2); | |
884 | tcg_gen_not_i32(shift, REG(B7_4)); | |
885 | tcg_gen_andi_i32(shift, shift, 0x1f); | |
886 | tcg_gen_addi_i32(shift, shift, 1); | |
887 | tcg_gen_shr_i32(REG(B11_8), REG(B11_8), shift); | |
69d6275b AJ |
888 | tcg_gen_br(label3); |
889 | /* Rm = -32 */ | |
890 | gen_set_label(label2); | |
7efbe241 | 891 | tcg_gen_movi_i32(REG(B11_8), 0); |
69d6275b | 892 | gen_set_label(label3); |
c55497ec | 893 | tcg_temp_free(shift); |
69d6275b | 894 | } |
fdf9b3e8 FB |
895 | return; |
896 | case 0x3008: /* sub Rm,Rn */ | |
7efbe241 | 897 | tcg_gen_sub_i32(REG(B11_8), REG(B11_8), REG(B7_4)); |
fdf9b3e8 FB |
898 | return; |
899 | case 0x300a: /* subc Rm,Rn */ | |
7efbe241 | 900 | tcg_gen_helper_1_2(helper_subc, REG(B11_8), REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
901 | return; |
902 | case 0x300b: /* subv Rm,Rn */ | |
7efbe241 | 903 | tcg_gen_helper_1_2(helper_subv, REG(B11_8), REG(B7_4), REG(B11_8)); |
fdf9b3e8 FB |
904 | return; |
905 | case 0x2008: /* tst Rm,Rn */ | |
c55497ec AJ |
906 | { |
907 | TCGv val = tcg_temp_new(TCG_TYPE_I32); | |
908 | tcg_gen_and_i32(val, REG(B7_4), REG(B11_8)); | |
909 | gen_cmp_imm(TCG_COND_EQ, val, 0); | |
910 | tcg_temp_free(val); | |
911 | } | |
fdf9b3e8 FB |
912 | return; |
913 | case 0x200a: /* xor Rm,Rn */ | |
7efbe241 | 914 | tcg_gen_xor_i32(REG(B11_8), REG(B11_8), REG(B7_4)); |
fdf9b3e8 | 915 | return; |
e67888a7 | 916 | case 0xf00c: /* fmov {F,D,X}Rm,{F,D,X}Rn - FPSCR: Nothing */ |
022a22c7 | 917 | if (ctx->fpscr & FPSCR_SZ) { |
cc4ba6a9 AJ |
918 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); |
919 | gen_load_fpr64(fp, XREG(B7_4)); | |
920 | gen_store_fpr64(fp, XREG(B11_8)); | |
921 | tcg_temp_free(fp); | |
eda9b09b | 922 | } else { |
cc4ba6a9 AJ |
923 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
924 | gen_load_fpr32(fp, FREG(B7_4)); | |
925 | gen_store_fpr32(fp, FREG(B11_8)); | |
926 | tcg_temp_free(fp); | |
eda9b09b FB |
927 | } |
928 | return; | |
e67888a7 | 929 | case 0xf00a: /* fmov {F,D,X}Rm,@Rn - FPSCR: Nothing */ |
022a22c7 | 930 | if (ctx->fpscr & FPSCR_SZ) { |
cc4ba6a9 AJ |
931 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); |
932 | gen_load_fpr64(fp, XREG(B7_4)); | |
933 | tcg_gen_qemu_st64(fp, REG(B11_8), ctx->memidx); | |
934 | tcg_temp_free(fp); | |
eda9b09b | 935 | } else { |
cc4ba6a9 AJ |
936 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
937 | gen_load_fpr32(fp, FREG(B7_4)); | |
938 | tcg_gen_qemu_st32(fp, REG(B11_8), ctx->memidx); | |
939 | tcg_temp_free(fp); | |
eda9b09b FB |
940 | } |
941 | return; | |
e67888a7 | 942 | case 0xf008: /* fmov @Rm,{F,D,X}Rn - FPSCR: Nothing */ |
022a22c7 | 943 | if (ctx->fpscr & FPSCR_SZ) { |
cc4ba6a9 AJ |
944 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); |
945 | tcg_gen_qemu_ld64(fp, REG(B7_4), ctx->memidx); | |
946 | gen_store_fpr64(fp, XREG(B11_8)); | |
947 | tcg_temp_free(fp); | |
eda9b09b | 948 | } else { |
cc4ba6a9 AJ |
949 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
950 | tcg_gen_qemu_ld32u(fp, REG(B7_4), ctx->memidx); | |
951 | gen_store_fpr32(fp, FREG(B11_8)); | |
952 | tcg_temp_free(fp); | |
eda9b09b FB |
953 | } |
954 | return; | |
e67888a7 | 955 | case 0xf009: /* fmov @Rm+,{F,D,X}Rn - FPSCR: Nothing */ |
022a22c7 | 956 | if (ctx->fpscr & FPSCR_SZ) { |
cc4ba6a9 AJ |
957 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); |
958 | tcg_gen_qemu_ld64(fp, REG(B7_4), ctx->memidx); | |
959 | gen_store_fpr64(fp, XREG(B11_8)); | |
960 | tcg_temp_free(fp); | |
961 | tcg_gen_addi_i32(REG(B7_4),REG(B7_4), 8); | |
eda9b09b | 962 | } else { |
cc4ba6a9 AJ |
963 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
964 | tcg_gen_qemu_ld32u(fp, REG(B7_4), ctx->memidx); | |
965 | gen_store_fpr32(fp, FREG(B11_8)); | |
966 | tcg_temp_free(fp); | |
967 | tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4); | |
eda9b09b FB |
968 | } |
969 | return; | |
e67888a7 | 970 | case 0xf00b: /* fmov {F,D,X}Rm,@-Rn - FPSCR: Nothing */ |
022a22c7 | 971 | if (ctx->fpscr & FPSCR_SZ) { |
cc4ba6a9 AJ |
972 | TCGv addr, fp; |
973 | addr = tcg_temp_new(TCG_TYPE_I32); | |
974 | tcg_gen_subi_i32(addr, REG(B11_8), 8); | |
975 | fp = tcg_temp_new(TCG_TYPE_I64); | |
976 | gen_load_fpr64(fp, XREG(B7_4)); | |
977 | tcg_gen_qemu_st64(fp, addr, ctx->memidx); | |
978 | tcg_temp_free(fp); | |
979 | tcg_temp_free(addr); | |
7efbe241 | 980 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 8); |
eda9b09b | 981 | } else { |
cc4ba6a9 AJ |
982 | TCGv addr, fp; |
983 | addr = tcg_temp_new(TCG_TYPE_I32); | |
984 | tcg_gen_subi_i32(addr, REG(B11_8), 4); | |
985 | fp = tcg_temp_new(TCG_TYPE_I32); | |
986 | gen_load_fpr32(fp, FREG(B7_4)); | |
987 | tcg_gen_qemu_st32(fp, addr, ctx->memidx); | |
988 | tcg_temp_free(fp); | |
989 | tcg_temp_free(addr); | |
7efbe241 | 990 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); |
eda9b09b FB |
991 | } |
992 | return; | |
e67888a7 | 993 | case 0xf006: /* fmov @(R0,Rm),{F,D,X}Rm - FPSCR: Nothing */ |
cc4ba6a9 AJ |
994 | { |
995 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
996 | tcg_gen_add_i32(addr, REG(B7_4), REG(0)); | |
997 | if (ctx->fpscr & FPSCR_SZ) { | |
998 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); | |
999 | tcg_gen_qemu_ld64(fp, addr, ctx->memidx); | |
1000 | gen_store_fpr64(fp, XREG(B11_8)); | |
1001 | tcg_temp_free(fp); | |
1002 | } else { | |
1003 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); | |
1004 | tcg_gen_qemu_ld32u(fp, addr, ctx->memidx); | |
1005 | gen_store_fpr32(fp, FREG(B11_8)); | |
1006 | tcg_temp_free(fp); | |
1007 | } | |
1008 | tcg_temp_free(addr); | |
eda9b09b FB |
1009 | } |
1010 | return; | |
e67888a7 | 1011 | case 0xf007: /* fmov {F,D,X}Rn,@(R0,Rn) - FPSCR: Nothing */ |
cc4ba6a9 AJ |
1012 | { |
1013 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1014 | tcg_gen_add_i32(addr, REG(B11_8), REG(0)); | |
1015 | if (ctx->fpscr & FPSCR_SZ) { | |
1016 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); | |
1017 | gen_load_fpr64(fp, XREG(B7_4)); | |
1018 | tcg_gen_qemu_st64(fp, addr, ctx->memidx); | |
1019 | tcg_temp_free(fp); | |
1020 | } else { | |
1021 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); | |
1022 | gen_load_fpr32(fp, FREG(B7_4)); | |
1023 | tcg_gen_qemu_st32(fp, addr, ctx->memidx); | |
1024 | tcg_temp_free(fp); | |
1025 | } | |
1026 | tcg_temp_free(addr); | |
eda9b09b FB |
1027 | } |
1028 | return; | |
e67888a7 TS |
1029 | case 0xf000: /* fadd Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */ |
1030 | case 0xf001: /* fsub Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */ | |
1031 | case 0xf002: /* fmul Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */ | |
1032 | case 0xf003: /* fdiv Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */ | |
1033 | case 0xf004: /* fcmp/eq Rm,Rn - FPSCR: R[PR,Enable.V]/W[Cause,Flag] */ | |
1034 | case 0xf005: /* fcmp/gt Rm,Rn - FPSCR: R[PR,Enable.V]/W[Cause,Flag] */ | |
cc4ba6a9 AJ |
1035 | { |
1036 | TCGv fp0, fp1; | |
1037 | ||
1038 | if (ctx->fpscr & FPSCR_PR) { | |
1039 | if (ctx->opcode & 0x0110) | |
1040 | break; /* illegal instruction */ | |
1041 | fp0 = tcg_temp_new(TCG_TYPE_I64); | |
1042 | fp1 = tcg_temp_new(TCG_TYPE_I64); | |
1043 | gen_load_fpr64(fp0, DREG(B11_8)); | |
1044 | gen_load_fpr64(fp1, DREG(B7_4)); | |
1045 | } | |
1046 | else { | |
1047 | fp0 = tcg_temp_new(TCG_TYPE_I32); | |
1048 | fp1 = tcg_temp_new(TCG_TYPE_I32); | |
1049 | gen_load_fpr32(fp0, FREG(B11_8)); | |
1050 | gen_load_fpr32(fp1, FREG(B7_4)); | |
1051 | } | |
1052 | ||
1053 | switch (ctx->opcode & 0xf00f) { | |
1054 | case 0xf000: /* fadd Rm,Rn */ | |
1055 | if (ctx->fpscr & FPSCR_PR) | |
1056 | tcg_gen_helper_1_2(helper_fadd_DT, fp0, fp0, fp1); | |
1057 | else | |
1058 | tcg_gen_helper_1_2(helper_fadd_FT, fp0, fp0, fp1); | |
1059 | break; | |
1060 | case 0xf001: /* fsub Rm,Rn */ | |
1061 | if (ctx->fpscr & FPSCR_PR) | |
1062 | tcg_gen_helper_1_2(helper_fsub_DT, fp0, fp0, fp1); | |
1063 | else | |
1064 | tcg_gen_helper_1_2(helper_fsub_FT, fp0, fp0, fp1); | |
1065 | break; | |
1066 | case 0xf002: /* fmul Rm,Rn */ | |
1067 | if (ctx->fpscr & FPSCR_PR) | |
1068 | tcg_gen_helper_1_2(helper_fmul_DT, fp0, fp0, fp1); | |
1069 | else | |
1070 | tcg_gen_helper_1_2(helper_fmul_FT, fp0, fp0, fp1); | |
1071 | break; | |
1072 | case 0xf003: /* fdiv Rm,Rn */ | |
1073 | if (ctx->fpscr & FPSCR_PR) | |
1074 | tcg_gen_helper_1_2(helper_fdiv_DT, fp0, fp0, fp1); | |
1075 | else | |
1076 | tcg_gen_helper_1_2(helper_fdiv_FT, fp0, fp0, fp1); | |
1077 | break; | |
1078 | case 0xf004: /* fcmp/eq Rm,Rn */ | |
1079 | if (ctx->fpscr & FPSCR_PR) | |
1080 | tcg_gen_helper_0_2(helper_fcmp_eq_DT, fp0, fp1); | |
1081 | else | |
1082 | tcg_gen_helper_0_2(helper_fcmp_eq_FT, fp0, fp1); | |
1083 | return; | |
1084 | case 0xf005: /* fcmp/gt Rm,Rn */ | |
1085 | if (ctx->fpscr & FPSCR_PR) | |
1086 | tcg_gen_helper_0_2(helper_fcmp_gt_DT, fp0, fp1); | |
1087 | else | |
1088 | tcg_gen_helper_0_2(helper_fcmp_gt_FT, fp0, fp1); | |
1089 | return; | |
1090 | } | |
1091 | ||
1092 | if (ctx->fpscr & FPSCR_PR) { | |
1093 | gen_store_fpr64(fp0, DREG(B11_8)); | |
1094 | } | |
1095 | else { | |
1096 | gen_store_fpr32(fp0, FREG(B11_8)); | |
1097 | } | |
1098 | tcg_temp_free(fp1); | |
1099 | tcg_temp_free(fp0); | |
ea6cf6be TS |
1100 | } |
1101 | return; | |
fdf9b3e8 FB |
1102 | } |
1103 | ||
1104 | switch (ctx->opcode & 0xff00) { | |
1105 | case 0xc900: /* and #imm,R0 */ | |
7efbe241 | 1106 | tcg_gen_andi_i32(REG(0), REG(0), B7_0); |
fdf9b3e8 | 1107 | return; |
24988dc2 | 1108 | case 0xcd00: /* and.b #imm,@(R0,GBR) */ |
c55497ec AJ |
1109 | { |
1110 | TCGv addr, val; | |
1111 | addr = tcg_temp_new(TCG_TYPE_I32); | |
1112 | tcg_gen_add_i32(addr, REG(0), cpu_gbr); | |
1113 | val = tcg_temp_new(TCG_TYPE_I32); | |
1114 | tcg_gen_qemu_ld8u(val, addr, ctx->memidx); | |
1115 | tcg_gen_andi_i32(val, val, B7_0); | |
1116 | tcg_gen_qemu_st8(val, addr, ctx->memidx); | |
1117 | tcg_temp_free(val); | |
1118 | tcg_temp_free(addr); | |
1119 | } | |
fdf9b3e8 FB |
1120 | return; |
1121 | case 0x8b00: /* bf label */ | |
1122 | CHECK_NOT_DELAY_SLOT | |
1123 | gen_conditional_jump(ctx, ctx->pc + 2, | |
1124 | ctx->pc + 4 + B7_0s * 2); | |
823029f9 | 1125 | ctx->bstate = BS_BRANCH; |
fdf9b3e8 FB |
1126 | return; |
1127 | case 0x8f00: /* bf/s label */ | |
1128 | CHECK_NOT_DELAY_SLOT | |
1000822b | 1129 | gen_branch_slot(ctx->delayed_pc = ctx->pc + 4 + B7_0s * 2, 0); |
fdf9b3e8 FB |
1130 | ctx->flags |= DELAY_SLOT_CONDITIONAL; |
1131 | return; | |
1132 | case 0x8900: /* bt label */ | |
1133 | CHECK_NOT_DELAY_SLOT | |
1134 | gen_conditional_jump(ctx, ctx->pc + 4 + B7_0s * 2, | |
1135 | ctx->pc + 2); | |
823029f9 | 1136 | ctx->bstate = BS_BRANCH; |
fdf9b3e8 FB |
1137 | return; |
1138 | case 0x8d00: /* bt/s label */ | |
1139 | CHECK_NOT_DELAY_SLOT | |
1000822b | 1140 | gen_branch_slot(ctx->delayed_pc = ctx->pc + 4 + B7_0s * 2, 1); |
fdf9b3e8 FB |
1141 | ctx->flags |= DELAY_SLOT_CONDITIONAL; |
1142 | return; | |
1143 | case 0x8800: /* cmp/eq #imm,R0 */ | |
7efbe241 | 1144 | gen_cmp_imm(TCG_COND_EQ, REG(0), B7_0s); |
fdf9b3e8 FB |
1145 | return; |
1146 | case 0xc400: /* mov.b @(disp,GBR),R0 */ | |
c55497ec AJ |
1147 | { |
1148 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1149 | tcg_gen_addi_i32(addr, cpu_gbr, B7_0); | |
1150 | tcg_gen_qemu_ld8s(REG(0), addr, ctx->memidx); | |
1151 | tcg_temp_free(addr); | |
1152 | } | |
fdf9b3e8 FB |
1153 | return; |
1154 | case 0xc500: /* mov.w @(disp,GBR),R0 */ | |
c55497ec AJ |
1155 | { |
1156 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1157 | tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 2); | |
1158 | tcg_gen_qemu_ld16s(REG(0), addr, ctx->memidx); | |
1159 | tcg_temp_free(addr); | |
1160 | } | |
fdf9b3e8 FB |
1161 | return; |
1162 | case 0xc600: /* mov.l @(disp,GBR),R0 */ | |
c55497ec AJ |
1163 | { |
1164 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1165 | tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 4); | |
1166 | tcg_gen_qemu_ld32s(REG(0), addr, ctx->memidx); | |
1167 | tcg_temp_free(addr); | |
1168 | } | |
fdf9b3e8 FB |
1169 | return; |
1170 | case 0xc000: /* mov.b R0,@(disp,GBR) */ | |
c55497ec AJ |
1171 | { |
1172 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1173 | tcg_gen_addi_i32(addr, cpu_gbr, B7_0); | |
1174 | tcg_gen_qemu_st8(REG(0), addr, ctx->memidx); | |
1175 | tcg_temp_free(addr); | |
1176 | } | |
fdf9b3e8 FB |
1177 | return; |
1178 | case 0xc100: /* mov.w R0,@(disp,GBR) */ | |
c55497ec AJ |
1179 | { |
1180 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1181 | tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 2); | |
1182 | tcg_gen_qemu_st16(REG(0), addr, ctx->memidx); | |
1183 | tcg_temp_free(addr); | |
1184 | } | |
fdf9b3e8 FB |
1185 | return; |
1186 | case 0xc200: /* mov.l R0,@(disp,GBR) */ | |
c55497ec AJ |
1187 | { |
1188 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1189 | tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 4); | |
1190 | tcg_gen_qemu_st32(REG(0), addr, ctx->memidx); | |
1191 | tcg_temp_free(addr); | |
1192 | } | |
fdf9b3e8 FB |
1193 | return; |
1194 | case 0x8000: /* mov.b R0,@(disp,Rn) */ | |
c55497ec AJ |
1195 | { |
1196 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1197 | tcg_gen_addi_i32(addr, REG(B7_4), B3_0); | |
1198 | tcg_gen_qemu_st8(REG(0), addr, ctx->memidx); | |
1199 | tcg_temp_free(addr); | |
1200 | } | |
fdf9b3e8 FB |
1201 | return; |
1202 | case 0x8100: /* mov.w R0,@(disp,Rn) */ | |
c55497ec AJ |
1203 | { |
1204 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1205 | tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 2); | |
1206 | tcg_gen_qemu_st16(REG(0), addr, ctx->memidx); | |
1207 | tcg_temp_free(addr); | |
1208 | } | |
fdf9b3e8 FB |
1209 | return; |
1210 | case 0x8400: /* mov.b @(disp,Rn),R0 */ | |
c55497ec AJ |
1211 | { |
1212 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1213 | tcg_gen_addi_i32(addr, REG(B7_4), B3_0); | |
1214 | tcg_gen_qemu_ld8s(REG(0), addr, ctx->memidx); | |
1215 | tcg_temp_free(addr); | |
1216 | } | |
fdf9b3e8 FB |
1217 | return; |
1218 | case 0x8500: /* mov.w @(disp,Rn),R0 */ | |
c55497ec AJ |
1219 | { |
1220 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1221 | tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 2); | |
1222 | tcg_gen_qemu_ld16s(REG(0), addr, ctx->memidx); | |
1223 | tcg_temp_free(addr); | |
1224 | } | |
fdf9b3e8 FB |
1225 | return; |
1226 | case 0xc700: /* mova @(disp,PC),R0 */ | |
7efbe241 | 1227 | tcg_gen_movi_i32(REG(0), ((ctx->pc & 0xfffffffc) + 4 + B7_0 * 4) & ~3); |
fdf9b3e8 FB |
1228 | return; |
1229 | case 0xcb00: /* or #imm,R0 */ | |
7efbe241 | 1230 | tcg_gen_ori_i32(REG(0), REG(0), B7_0); |
fdf9b3e8 | 1231 | return; |
24988dc2 | 1232 | case 0xcf00: /* or.b #imm,@(R0,GBR) */ |
c55497ec AJ |
1233 | { |
1234 | TCGv addr, val; | |
1235 | addr = tcg_temp_new(TCG_TYPE_I32); | |
1236 | tcg_gen_add_i32(addr, REG(0), cpu_gbr); | |
1237 | val = tcg_temp_new(TCG_TYPE_I32); | |
1238 | tcg_gen_qemu_ld8u(val, addr, ctx->memidx); | |
1239 | tcg_gen_ori_i32(val, val, B7_0); | |
1240 | tcg_gen_qemu_st8(val, addr, ctx->memidx); | |
1241 | tcg_temp_free(val); | |
1242 | tcg_temp_free(addr); | |
1243 | } | |
fdf9b3e8 FB |
1244 | return; |
1245 | case 0xc300: /* trapa #imm */ | |
c55497ec AJ |
1246 | { |
1247 | TCGv imm; | |
1248 | CHECK_NOT_DELAY_SLOT | |
1249 | tcg_gen_movi_i32(cpu_pc, ctx->pc); | |
1250 | imm = tcg_const_i32(B7_0); | |
1251 | tcg_gen_helper_0_1(helper_trapa, imm); | |
1252 | tcg_temp_free(imm); | |
1253 | ctx->bstate = BS_BRANCH; | |
1254 | } | |
fdf9b3e8 FB |
1255 | return; |
1256 | case 0xc800: /* tst #imm,R0 */ | |
c55497ec AJ |
1257 | { |
1258 | TCGv val = tcg_temp_new(TCG_TYPE_I32); | |
1259 | tcg_gen_andi_i32(val, REG(0), B7_0); | |
1260 | gen_cmp_imm(TCG_COND_EQ, val, 0); | |
1261 | tcg_temp_free(val); | |
1262 | } | |
fdf9b3e8 | 1263 | return; |
24988dc2 | 1264 | case 0xcc00: /* tst.b #imm,@(R0,GBR) */ |
c55497ec AJ |
1265 | { |
1266 | TCGv val = tcg_temp_new(TCG_TYPE_I32); | |
1267 | tcg_gen_add_i32(val, REG(0), cpu_gbr); | |
1268 | tcg_gen_qemu_ld8u(val, val, ctx->memidx); | |
1269 | tcg_gen_andi_i32(val, val, B7_0); | |
1270 | gen_cmp_imm(TCG_COND_EQ, val, 0); | |
1271 | tcg_temp_free(val); | |
1272 | } | |
fdf9b3e8 FB |
1273 | return; |
1274 | case 0xca00: /* xor #imm,R0 */ | |
7efbe241 | 1275 | tcg_gen_xori_i32(REG(0), REG(0), B7_0); |
fdf9b3e8 | 1276 | return; |
24988dc2 | 1277 | case 0xce00: /* xor.b #imm,@(R0,GBR) */ |
c55497ec AJ |
1278 | { |
1279 | TCGv addr, val; | |
1280 | addr = tcg_temp_new(TCG_TYPE_I32); | |
1281 | tcg_gen_add_i32(addr, REG(0), cpu_gbr); | |
1282 | val = tcg_temp_new(TCG_TYPE_I32); | |
1283 | tcg_gen_qemu_ld8u(val, addr, ctx->memidx); | |
1284 | tcg_gen_xori_i32(val, val, B7_0); | |
1285 | tcg_gen_qemu_st8(val, addr, ctx->memidx); | |
1286 | tcg_temp_free(val); | |
1287 | tcg_temp_free(addr); | |
1288 | } | |
fdf9b3e8 FB |
1289 | return; |
1290 | } | |
1291 | ||
1292 | switch (ctx->opcode & 0xf08f) { | |
1293 | case 0x408e: /* ldc Rm,Rn_BANK */ | |
7efbe241 | 1294 | tcg_gen_mov_i32(ALTREG(B6_4), REG(B11_8)); |
fdf9b3e8 FB |
1295 | return; |
1296 | case 0x4087: /* ldc.l @Rm+,Rn_BANK */ | |
7efbe241 AJ |
1297 | tcg_gen_qemu_ld32s(ALTREG(B6_4), REG(B11_8), ctx->memidx); |
1298 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); | |
fdf9b3e8 FB |
1299 | return; |
1300 | case 0x0082: /* stc Rm_BANK,Rn */ | |
7efbe241 | 1301 | tcg_gen_mov_i32(REG(B11_8), ALTREG(B6_4)); |
fdf9b3e8 FB |
1302 | return; |
1303 | case 0x4083: /* stc.l Rm_BANK,@-Rn */ | |
c55497ec AJ |
1304 | { |
1305 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1306 | tcg_gen_subi_i32(addr, REG(B11_8), 4); | |
1307 | tcg_gen_qemu_st32(ALTREG(B6_4), addr, ctx->memidx); | |
1308 | tcg_temp_free(addr); | |
1309 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); | |
1310 | } | |
fdf9b3e8 FB |
1311 | return; |
1312 | } | |
1313 | ||
1314 | switch (ctx->opcode & 0xf0ff) { | |
1315 | case 0x0023: /* braf Rn */ | |
7efbe241 AJ |
1316 | CHECK_NOT_DELAY_SLOT |
1317 | tcg_gen_addi_i32(cpu_delayed_pc, REG(B11_8), ctx->pc + 4); | |
fdf9b3e8 FB |
1318 | ctx->flags |= DELAY_SLOT; |
1319 | ctx->delayed_pc = (uint32_t) - 1; | |
1320 | return; | |
1321 | case 0x0003: /* bsrf Rn */ | |
7efbe241 | 1322 | CHECK_NOT_DELAY_SLOT |
1000822b | 1323 | tcg_gen_movi_i32(cpu_pr, ctx->pc + 4); |
7efbe241 | 1324 | tcg_gen_add_i32(cpu_delayed_pc, REG(B11_8), cpu_pr); |
fdf9b3e8 FB |
1325 | ctx->flags |= DELAY_SLOT; |
1326 | ctx->delayed_pc = (uint32_t) - 1; | |
1327 | return; | |
1328 | case 0x4015: /* cmp/pl Rn */ | |
7efbe241 | 1329 | gen_cmp_imm(TCG_COND_GT, REG(B11_8), 0); |
fdf9b3e8 FB |
1330 | return; |
1331 | case 0x4011: /* cmp/pz Rn */ | |
7efbe241 | 1332 | gen_cmp_imm(TCG_COND_GE, REG(B11_8), 0); |
fdf9b3e8 FB |
1333 | return; |
1334 | case 0x4010: /* dt Rn */ | |
7efbe241 AJ |
1335 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 1); |
1336 | gen_cmp_imm(TCG_COND_EQ, REG(B11_8), 0); | |
fdf9b3e8 FB |
1337 | return; |
1338 | case 0x402b: /* jmp @Rn */ | |
7efbe241 AJ |
1339 | CHECK_NOT_DELAY_SLOT |
1340 | tcg_gen_mov_i32(cpu_delayed_pc, REG(B11_8)); | |
fdf9b3e8 FB |
1341 | ctx->flags |= DELAY_SLOT; |
1342 | ctx->delayed_pc = (uint32_t) - 1; | |
1343 | return; | |
1344 | case 0x400b: /* jsr @Rn */ | |
7efbe241 | 1345 | CHECK_NOT_DELAY_SLOT |
1000822b | 1346 | tcg_gen_movi_i32(cpu_pr, ctx->pc + 4); |
7efbe241 | 1347 | tcg_gen_mov_i32(cpu_delayed_pc, REG(B11_8)); |
fdf9b3e8 FB |
1348 | ctx->flags |= DELAY_SLOT; |
1349 | ctx->delayed_pc = (uint32_t) - 1; | |
1350 | return; | |
390af821 | 1351 | case 0x400e: /* lds Rm,SR */ |
7efbe241 | 1352 | tcg_gen_andi_i32(cpu_sr, REG(B11_8), 0x700083f3); |
390af821 AJ |
1353 | ctx->bstate = BS_STOP; |
1354 | return; | |
1355 | case 0x4007: /* lds.l @Rm+,SR */ | |
c55497ec AJ |
1356 | { |
1357 | TCGv val = tcg_temp_new(TCG_TYPE_I32); | |
1358 | tcg_gen_qemu_ld32s(val, REG(B11_8), ctx->memidx); | |
1359 | tcg_gen_andi_i32(cpu_sr, val, 0x700083f3); | |
1360 | tcg_temp_free(val); | |
1361 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); | |
1362 | ctx->bstate = BS_STOP; | |
1363 | } | |
390af821 AJ |
1364 | return; |
1365 | case 0x0002: /* sts SR,Rn */ | |
7efbe241 | 1366 | tcg_gen_mov_i32(REG(B11_8), cpu_sr); |
390af821 AJ |
1367 | return; |
1368 | case 0x4003: /* sts SR,@-Rn */ | |
c55497ec AJ |
1369 | { |
1370 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1371 | tcg_gen_subi_i32(addr, REG(B11_8), 4); | |
1372 | tcg_gen_qemu_st32(cpu_sr, addr, ctx->memidx); | |
1373 | tcg_temp_free(addr); | |
1374 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); | |
1375 | } | |
390af821 AJ |
1376 | return; |
1377 | #define LDST(reg,ldnum,ldpnum,stnum,stpnum) \ | |
fdf9b3e8 | 1378 | case ldnum: \ |
7efbe241 | 1379 | tcg_gen_mov_i32 (cpu_##reg, REG(B11_8)); \ |
fdf9b3e8 FB |
1380 | return; \ |
1381 | case ldpnum: \ | |
7efbe241 AJ |
1382 | tcg_gen_qemu_ld32s (cpu_##reg, REG(B11_8), ctx->memidx); \ |
1383 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); \ | |
fdf9b3e8 FB |
1384 | return; \ |
1385 | case stnum: \ | |
7efbe241 | 1386 | tcg_gen_mov_i32 (REG(B11_8), cpu_##reg); \ |
fdf9b3e8 FB |
1387 | return; \ |
1388 | case stpnum: \ | |
c55497ec AJ |
1389 | { \ |
1390 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); \ | |
1391 | tcg_gen_subi_i32(addr, REG(B11_8), 4); \ | |
1392 | tcg_gen_qemu_st32 (cpu_##reg, addr, ctx->memidx); \ | |
1393 | tcg_temp_free(addr); \ | |
1394 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); \ | |
86e0abc7 | 1395 | } \ |
fdf9b3e8 | 1396 | return; |
390af821 AJ |
1397 | LDST(gbr, 0x401e, 0x4017, 0x0012, 0x4013) |
1398 | LDST(vbr, 0x402e, 0x4027, 0x0022, 0x4023) | |
1399 | LDST(ssr, 0x403e, 0x4037, 0x0032, 0x4033) | |
1400 | LDST(spc, 0x404e, 0x4047, 0x0042, 0x4043) | |
1401 | LDST(dbr, 0x40fa, 0x40f6, 0x00fa, 0x40f2) | |
1402 | LDST(mach, 0x400a, 0x4006, 0x000a, 0x4002) | |
1403 | LDST(macl, 0x401a, 0x4016, 0x001a, 0x4012) | |
1404 | LDST(pr, 0x402a, 0x4026, 0x002a, 0x4022) | |
1405 | LDST(fpul, 0x405a, 0x4056, 0x005a, 0x4052) | |
1406 | case 0x406a: /* lds Rm,FPSCR */ | |
7efbe241 | 1407 | tcg_gen_helper_0_1(helper_ld_fpscr, REG(B11_8)); |
390af821 AJ |
1408 | ctx->bstate = BS_STOP; |
1409 | return; | |
1410 | case 0x4066: /* lds.l @Rm+,FPSCR */ | |
c55497ec AJ |
1411 | { |
1412 | TCGv addr = tcg_temp_new(TCG_TYPE_I32); | |
1413 | tcg_gen_qemu_ld32s(addr, REG(B11_8), ctx->memidx); | |
1414 | tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); | |
1415 | tcg_gen_helper_0_1(helper_ld_fpscr, addr); | |
1416 | tcg_temp_free(addr); | |
1417 | ctx->bstate = BS_STOP; | |
1418 | } | |
390af821 AJ |
1419 | return; |
1420 | case 0x006a: /* sts FPSCR,Rn */ | |
c55497ec | 1421 | tcg_gen_andi_i32(REG(B11_8), cpu_fpscr, 0x003fffff); |
390af821 AJ |
1422 | return; |
1423 | case 0x4062: /* sts FPSCR,@-Rn */ | |
c55497ec AJ |
1424 | { |
1425 | TCGv addr, val; | |
1426 | val = tcg_temp_new(TCG_TYPE_I32); | |
1427 | tcg_gen_andi_i32(val, cpu_fpscr, 0x003fffff); | |
1428 | addr = tcg_temp_new(TCG_TYPE_I32); | |
1429 | tcg_gen_subi_i32(addr, REG(B11_8), 4); | |
1430 | tcg_gen_qemu_st32(val, addr, ctx->memidx); | |
1431 | tcg_temp_free(addr); | |
1432 | tcg_temp_free(val); | |
1433 | tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); | |
1434 | } | |
390af821 | 1435 | return; |
fdf9b3e8 | 1436 | case 0x00c3: /* movca.l R0,@Rm */ |
7efbe241 | 1437 | tcg_gen_qemu_st32(REG(0), REG(B11_8), ctx->memidx); |
fdf9b3e8 FB |
1438 | return; |
1439 | case 0x0029: /* movt Rn */ | |
7efbe241 | 1440 | tcg_gen_andi_i32(REG(B11_8), cpu_sr, SR_T); |
fdf9b3e8 FB |
1441 | return; |
1442 | case 0x0093: /* ocbi @Rn */ | |
c55497ec AJ |
1443 | { |
1444 | TCGv dummy = tcg_temp_new(TCG_TYPE_I32); | |
1445 | tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx); | |
1446 | tcg_temp_free(dummy); | |
1447 | } | |
fdf9b3e8 | 1448 | return; |
24988dc2 | 1449 | case 0x00a3: /* ocbp @Rn */ |
c55497ec AJ |
1450 | { |
1451 | TCGv dummy = tcg_temp_new(TCG_TYPE_I32); | |
1452 | tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx); | |
1453 | tcg_temp_free(dummy); | |
1454 | } | |
fdf9b3e8 FB |
1455 | return; |
1456 | case 0x00b3: /* ocbwb @Rn */ | |
c55497ec AJ |
1457 | { |
1458 | TCGv dummy = tcg_temp_new(TCG_TYPE_I32); | |
1459 | tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx); | |
1460 | tcg_temp_free(dummy); | |
1461 | } | |
fdf9b3e8 FB |
1462 | return; |
1463 | case 0x0083: /* pref @Rn */ | |
1464 | return; | |
1465 | case 0x4024: /* rotcl Rn */ | |
c55497ec AJ |
1466 | { |
1467 | TCGv tmp = tcg_temp_new(TCG_TYPE_I32); | |
1468 | tcg_gen_mov_i32(tmp, cpu_sr); | |
1469 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31); | |
1470 | tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1); | |
1471 | gen_copy_bit_i32(REG(B11_8), 0, tmp, 0); | |
1472 | tcg_temp_free(tmp); | |
1473 | } | |
fdf9b3e8 FB |
1474 | return; |
1475 | case 0x4025: /* rotcr Rn */ | |
c55497ec AJ |
1476 | { |
1477 | TCGv tmp = tcg_temp_new(TCG_TYPE_I32); | |
1478 | tcg_gen_mov_i32(tmp, cpu_sr); | |
1479 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0); | |
1480 | tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1); | |
1481 | gen_copy_bit_i32(REG(B11_8), 31, tmp, 0); | |
1482 | tcg_temp_free(tmp); | |
1483 | } | |
fdf9b3e8 FB |
1484 | return; |
1485 | case 0x4004: /* rotl Rn */ | |
7efbe241 AJ |
1486 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31); |
1487 | tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1); | |
1488 | gen_copy_bit_i32(REG(B11_8), 0, cpu_sr, 0); | |
fdf9b3e8 FB |
1489 | return; |
1490 | case 0x4005: /* rotr Rn */ | |
7efbe241 AJ |
1491 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0); |
1492 | tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1); | |
1493 | gen_copy_bit_i32(REG(B11_8), 31, cpu_sr, 0); | |
fdf9b3e8 FB |
1494 | return; |
1495 | case 0x4000: /* shll Rn */ | |
1496 | case 0x4020: /* shal Rn */ | |
7efbe241 AJ |
1497 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31); |
1498 | tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1); | |
fdf9b3e8 FB |
1499 | return; |
1500 | case 0x4021: /* shar Rn */ | |
7efbe241 AJ |
1501 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0); |
1502 | tcg_gen_sari_i32(REG(B11_8), REG(B11_8), 1); | |
fdf9b3e8 FB |
1503 | return; |
1504 | case 0x4001: /* shlr Rn */ | |
7efbe241 AJ |
1505 | gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0); |
1506 | tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1); | |
fdf9b3e8 FB |
1507 | return; |
1508 | case 0x4008: /* shll2 Rn */ | |
7efbe241 | 1509 | tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 2); |
fdf9b3e8 FB |
1510 | return; |
1511 | case 0x4018: /* shll8 Rn */ | |
7efbe241 | 1512 | tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 8); |
fdf9b3e8 FB |
1513 | return; |
1514 | case 0x4028: /* shll16 Rn */ | |
7efbe241 | 1515 | tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 16); |
fdf9b3e8 FB |
1516 | return; |
1517 | case 0x4009: /* shlr2 Rn */ | |
7efbe241 | 1518 | tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 2); |
fdf9b3e8 FB |
1519 | return; |
1520 | case 0x4019: /* shlr8 Rn */ | |
7efbe241 | 1521 | tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 8); |
fdf9b3e8 FB |
1522 | return; |
1523 | case 0x4029: /* shlr16 Rn */ | |
7efbe241 | 1524 | tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 16); |
fdf9b3e8 FB |
1525 | return; |
1526 | case 0x401b: /* tas.b @Rn */ | |
c55497ec AJ |
1527 | { |
1528 | TCGv addr, val; | |
1529 | addr = tcg_temp_local_new(TCG_TYPE_I32); | |
1530 | tcg_gen_mov_i32(addr, REG(B11_8)); | |
1531 | val = tcg_temp_local_new(TCG_TYPE_I32); | |
1532 | tcg_gen_qemu_ld8u(val, addr, ctx->memidx); | |
1533 | gen_cmp_imm(TCG_COND_EQ, val, 0); | |
1534 | tcg_gen_ori_i32(val, val, 0x80); | |
1535 | tcg_gen_qemu_st8(val, addr, ctx->memidx); | |
1536 | tcg_temp_free(val); | |
1537 | tcg_temp_free(addr); | |
1538 | } | |
fdf9b3e8 | 1539 | return; |
e67888a7 | 1540 | case 0xf00d: /* fsts FPUL,FRn - FPSCR: Nothing */ |
cc4ba6a9 AJ |
1541 | { |
1542 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); | |
1543 | tcg_gen_mov_i32(fp, cpu_fpul); | |
1544 | gen_store_fpr32(fp, FREG(B11_8)); | |
1545 | tcg_temp_free(fp); | |
1546 | } | |
eda9b09b | 1547 | return; |
e67888a7 | 1548 | case 0xf01d: /* flds FRm,FPUL - FPSCR: Nothing */ |
cc4ba6a9 AJ |
1549 | { |
1550 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); | |
1551 | gen_load_fpr32(fp, FREG(B11_8)); | |
1552 | tcg_gen_mov_i32(cpu_fpul, fp); | |
1553 | tcg_temp_free(fp); | |
1554 | } | |
eda9b09b | 1555 | return; |
e67888a7 | 1556 | case 0xf02d: /* float FPUL,FRn/DRn - FPSCR: R[PR,Enable.I]/W[Cause,Flag] */ |
ea6cf6be | 1557 | if (ctx->fpscr & FPSCR_PR) { |
cc4ba6a9 | 1558 | TCGv fp; |
ea6cf6be TS |
1559 | if (ctx->opcode & 0x0100) |
1560 | break; /* illegal instruction */ | |
cc4ba6a9 AJ |
1561 | fp = tcg_temp_new(TCG_TYPE_I64); |
1562 | tcg_gen_helper_1_1(helper_float_DT, fp, cpu_fpul); | |
1563 | gen_store_fpr64(fp, DREG(B11_8)); | |
1564 | tcg_temp_free(fp); | |
ea6cf6be TS |
1565 | } |
1566 | else { | |
cc4ba6a9 AJ |
1567 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
1568 | tcg_gen_helper_1_1(helper_float_FT, fp, cpu_fpul); | |
1569 | gen_store_fpr32(fp, FREG(B11_8)); | |
1570 | tcg_temp_free(fp); | |
ea6cf6be TS |
1571 | } |
1572 | return; | |
e67888a7 | 1573 | case 0xf03d: /* ftrc FRm/DRm,FPUL - FPSCR: R[PR,Enable.V]/W[Cause,Flag] */ |
ea6cf6be | 1574 | if (ctx->fpscr & FPSCR_PR) { |
cc4ba6a9 | 1575 | TCGv fp; |
ea6cf6be TS |
1576 | if (ctx->opcode & 0x0100) |
1577 | break; /* illegal instruction */ | |
cc4ba6a9 AJ |
1578 | fp = tcg_temp_new(TCG_TYPE_I64); |
1579 | gen_load_fpr64(fp, DREG(B11_8)); | |
1580 | tcg_gen_helper_1_1(helper_ftrc_DT, cpu_fpul, fp); | |
1581 | tcg_temp_free(fp); | |
ea6cf6be TS |
1582 | } |
1583 | else { | |
cc4ba6a9 AJ |
1584 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
1585 | gen_load_fpr32(fp, FREG(B11_8)); | |
1586 | tcg_gen_helper_1_1(helper_ftrc_FT, cpu_fpul, fp); | |
1587 | tcg_temp_free(fp); | |
ea6cf6be TS |
1588 | } |
1589 | return; | |
24988dc2 | 1590 | case 0xf04d: /* fneg FRn/DRn - FPSCR: Nothing */ |
7fdf924f AJ |
1591 | { |
1592 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); | |
1593 | gen_load_fpr32(fp, FREG(B11_8)); | |
1594 | tcg_gen_helper_1_1(helper_fneg_T, fp, fp); | |
1595 | gen_store_fpr32(fp, FREG(B11_8)); | |
1596 | tcg_temp_free(fp); | |
1597 | } | |
24988dc2 AJ |
1598 | return; |
1599 | case 0xf05d: /* fabs FRn/DRn */ | |
1600 | if (ctx->fpscr & FPSCR_PR) { | |
1601 | if (ctx->opcode & 0x0100) | |
1602 | break; /* illegal instruction */ | |
cc4ba6a9 AJ |
1603 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); |
1604 | gen_load_fpr64(fp, DREG(B11_8)); | |
1605 | tcg_gen_helper_1_1(helper_fabs_DT, fp, fp); | |
1606 | gen_store_fpr64(fp, DREG(B11_8)); | |
1607 | tcg_temp_free(fp); | |
24988dc2 | 1608 | } else { |
cc4ba6a9 AJ |
1609 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
1610 | gen_load_fpr32(fp, FREG(B11_8)); | |
1611 | tcg_gen_helper_1_1(helper_fabs_FT, fp, fp); | |
1612 | gen_store_fpr32(fp, FREG(B11_8)); | |
1613 | tcg_temp_free(fp); | |
24988dc2 AJ |
1614 | } |
1615 | return; | |
1616 | case 0xf06d: /* fsqrt FRn */ | |
1617 | if (ctx->fpscr & FPSCR_PR) { | |
1618 | if (ctx->opcode & 0x0100) | |
1619 | break; /* illegal instruction */ | |
cc4ba6a9 AJ |
1620 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); |
1621 | gen_load_fpr64(fp, DREG(B11_8)); | |
1622 | tcg_gen_helper_1_1(helper_fsqrt_DT, fp, fp); | |
1623 | gen_store_fpr64(fp, DREG(B11_8)); | |
1624 | tcg_temp_free(fp); | |
24988dc2 | 1625 | } else { |
cc4ba6a9 AJ |
1626 | TCGv fp = tcg_temp_new(TCG_TYPE_I32); |
1627 | gen_load_fpr32(fp, FREG(B11_8)); | |
1628 | tcg_gen_helper_1_1(helper_fsqrt_FT, fp, fp); | |
1629 | gen_store_fpr32(fp, FREG(B11_8)); | |
1630 | tcg_temp_free(fp); | |
24988dc2 AJ |
1631 | } |
1632 | return; | |
1633 | case 0xf07d: /* fsrra FRn */ | |
1634 | break; | |
e67888a7 | 1635 | case 0xf08d: /* fldi0 FRn - FPSCR: R[PR] */ |
ea6cf6be | 1636 | if (!(ctx->fpscr & FPSCR_PR)) { |
cc4ba6a9 AJ |
1637 | TCGv val = tcg_const_i32(0); |
1638 | gen_load_fpr32(val, FREG(B11_8)); | |
1639 | tcg_temp_free(val); | |
ea6cf6be TS |
1640 | return; |
1641 | } | |
1642 | break; | |
e67888a7 | 1643 | case 0xf09d: /* fldi1 FRn - FPSCR: R[PR] */ |
ea6cf6be | 1644 | if (!(ctx->fpscr & FPSCR_PR)) { |
cc4ba6a9 AJ |
1645 | TCGv val = tcg_const_i32(0x3f800000); |
1646 | gen_load_fpr32(val, FREG(B11_8)); | |
1647 | tcg_temp_free(val); | |
ea6cf6be TS |
1648 | return; |
1649 | } | |
1650 | break; | |
24988dc2 | 1651 | case 0xf0ad: /* fcnvsd FPUL,DRn */ |
cc4ba6a9 AJ |
1652 | { |
1653 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); | |
1654 | tcg_gen_helper_1_1(helper_fcnvsd_FT_DT, fp, cpu_fpul); | |
1655 | gen_store_fpr64(fp, DREG(B11_8)); | |
1656 | tcg_temp_free(fp); | |
1657 | } | |
24988dc2 AJ |
1658 | return; |
1659 | case 0xf0bd: /* fcnvds DRn,FPUL */ | |
cc4ba6a9 AJ |
1660 | { |
1661 | TCGv fp = tcg_temp_new(TCG_TYPE_I64); | |
1662 | gen_load_fpr64(fp, DREG(B11_8)); | |
1663 | tcg_gen_helper_1_1(helper_fcnvds_DT_FT, cpu_fpul, fp); | |
1664 | tcg_temp_free(fp); | |
1665 | } | |
24988dc2 | 1666 | return; |
fdf9b3e8 FB |
1667 | } |
1668 | ||
1669 | fprintf(stderr, "unknown instruction 0x%04x at pc 0x%08x\n", | |
1670 | ctx->opcode, ctx->pc); | |
e6afc2f4 | 1671 | tcg_gen_helper_0_0(helper_raise_illegal_instruction); |
823029f9 TS |
1672 | ctx->bstate = BS_EXCP; |
1673 | } | |
1674 | ||
1675 | void decode_opc(DisasContext * ctx) | |
1676 | { | |
1677 | uint32_t old_flags = ctx->flags; | |
1678 | ||
1679 | _decode_opc(ctx); | |
1680 | ||
1681 | if (old_flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) { | |
1682 | if (ctx->flags & DELAY_SLOT_CLEARME) { | |
1000822b | 1683 | gen_store_flags(0); |
274a9e70 AJ |
1684 | } else { |
1685 | /* go out of the delay slot */ | |
1686 | uint32_t new_flags = ctx->flags; | |
1687 | new_flags &= ~(DELAY_SLOT | DELAY_SLOT_CONDITIONAL); | |
1000822b | 1688 | gen_store_flags(new_flags); |
823029f9 TS |
1689 | } |
1690 | ctx->flags = 0; | |
1691 | ctx->bstate = BS_BRANCH; | |
1692 | if (old_flags & DELAY_SLOT_CONDITIONAL) { | |
1693 | gen_delayed_conditional_jump(ctx); | |
1694 | } else if (old_flags & DELAY_SLOT) { | |
1695 | gen_jump(ctx); | |
1696 | } | |
1697 | ||
1698 | } | |
274a9e70 AJ |
1699 | |
1700 | /* go into a delay slot */ | |
1701 | if (ctx->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) | |
1000822b | 1702 | gen_store_flags(ctx->flags); |
fdf9b3e8 FB |
1703 | } |
1704 | ||
2cfc5f17 | 1705 | static inline void |
820e00f2 TS |
1706 | gen_intermediate_code_internal(CPUState * env, TranslationBlock * tb, |
1707 | int search_pc) | |
fdf9b3e8 FB |
1708 | { |
1709 | DisasContext ctx; | |
1710 | target_ulong pc_start; | |
1711 | static uint16_t *gen_opc_end; | |
355fb23d | 1712 | int i, ii; |
2e70f6ef PB |
1713 | int num_insns; |
1714 | int max_insns; | |
fdf9b3e8 FB |
1715 | |
1716 | pc_start = tb->pc; | |
fdf9b3e8 | 1717 | gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; |
fdf9b3e8 | 1718 | ctx.pc = pc_start; |
823029f9 TS |
1719 | ctx.flags = (uint32_t)tb->flags; |
1720 | ctx.bstate = BS_NONE; | |
fdf9b3e8 | 1721 | ctx.sr = env->sr; |
eda9b09b | 1722 | ctx.fpscr = env->fpscr; |
fdf9b3e8 | 1723 | ctx.memidx = (env->sr & SR_MD) ? 1 : 0; |
9854bc46 PB |
1724 | /* We don't know if the delayed pc came from a dynamic or static branch, |
1725 | so assume it is a dynamic branch. */ | |
823029f9 | 1726 | ctx.delayed_pc = -1; /* use delayed pc from env pointer */ |
fdf9b3e8 FB |
1727 | ctx.tb = tb; |
1728 | ctx.singlestep_enabled = env->singlestep_enabled; | |
fdf9b3e8 FB |
1729 | |
1730 | #ifdef DEBUG_DISAS | |
1731 | if (loglevel & CPU_LOG_TB_CPU) { | |
1732 | fprintf(logfile, | |
1733 | "------------------------------------------------\n"); | |
1734 | cpu_dump_state(env, logfile, fprintf, 0); | |
1735 | } | |
1736 | #endif | |
1737 | ||
355fb23d | 1738 | ii = -1; |
2e70f6ef PB |
1739 | num_insns = 0; |
1740 | max_insns = tb->cflags & CF_COUNT_MASK; | |
1741 | if (max_insns == 0) | |
1742 | max_insns = CF_COUNT_MASK; | |
1743 | gen_icount_start(); | |
823029f9 | 1744 | while (ctx.bstate == BS_NONE && gen_opc_ptr < gen_opc_end) { |
fdf9b3e8 FB |
1745 | if (env->nb_breakpoints > 0) { |
1746 | for (i = 0; i < env->nb_breakpoints; i++) { | |
1747 | if (ctx.pc == env->breakpoints[i]) { | |
1748 | /* We have hit a breakpoint - make sure PC is up-to-date */ | |
3a8a44c4 | 1749 | tcg_gen_movi_i32(cpu_pc, ctx.pc); |
e6afc2f4 | 1750 | tcg_gen_helper_0_0(helper_debug); |
823029f9 | 1751 | ctx.bstate = BS_EXCP; |
fdf9b3e8 FB |
1752 | break; |
1753 | } | |
1754 | } | |
1755 | } | |
355fb23d PB |
1756 | if (search_pc) { |
1757 | i = gen_opc_ptr - gen_opc_buf; | |
1758 | if (ii < i) { | |
1759 | ii++; | |
1760 | while (ii < i) | |
1761 | gen_opc_instr_start[ii++] = 0; | |
1762 | } | |
1763 | gen_opc_pc[ii] = ctx.pc; | |
823029f9 | 1764 | gen_opc_hflags[ii] = ctx.flags; |
355fb23d | 1765 | gen_opc_instr_start[ii] = 1; |
2e70f6ef | 1766 | gen_opc_icount[ii] = num_insns; |
355fb23d | 1767 | } |
2e70f6ef PB |
1768 | if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) |
1769 | gen_io_start(); | |
fdf9b3e8 FB |
1770 | #if 0 |
1771 | fprintf(stderr, "Loading opcode at address 0x%08x\n", ctx.pc); | |
1772 | fflush(stderr); | |
1773 | #endif | |
1774 | ctx.opcode = lduw_code(ctx.pc); | |
1775 | decode_opc(&ctx); | |
2e70f6ef | 1776 | num_insns++; |
fdf9b3e8 FB |
1777 | ctx.pc += 2; |
1778 | if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0) | |
1779 | break; | |
1780 | if (env->singlestep_enabled) | |
1781 | break; | |
2e70f6ef PB |
1782 | if (num_insns >= max_insns) |
1783 | break; | |
fdf9b3e8 FB |
1784 | #ifdef SH4_SINGLE_STEP |
1785 | break; | |
1786 | #endif | |
1787 | } | |
2e70f6ef PB |
1788 | if (tb->cflags & CF_LAST_IO) |
1789 | gen_io_end(); | |
fdf9b3e8 | 1790 | if (env->singlestep_enabled) { |
e6afc2f4 | 1791 | tcg_gen_helper_0_0(helper_debug); |
823029f9 TS |
1792 | } else { |
1793 | switch (ctx.bstate) { | |
1794 | case BS_STOP: | |
1795 | /* gen_op_interrupt_restart(); */ | |
1796 | /* fall through */ | |
1797 | case BS_NONE: | |
1798 | if (ctx.flags) { | |
1000822b | 1799 | gen_store_flags(ctx.flags | DELAY_SLOT_CLEARME); |
823029f9 TS |
1800 | } |
1801 | gen_goto_tb(&ctx, 0, ctx.pc); | |
1802 | break; | |
1803 | case BS_EXCP: | |
1804 | /* gen_op_interrupt_restart(); */ | |
57fec1fe | 1805 | tcg_gen_exit_tb(0); |
823029f9 TS |
1806 | break; |
1807 | case BS_BRANCH: | |
1808 | default: | |
1809 | break; | |
1810 | } | |
fdf9b3e8 | 1811 | } |
823029f9 | 1812 | |
2e70f6ef | 1813 | gen_icount_end(tb, num_insns); |
fdf9b3e8 | 1814 | *gen_opc_ptr = INDEX_op_end; |
355fb23d PB |
1815 | if (search_pc) { |
1816 | i = gen_opc_ptr - gen_opc_buf; | |
1817 | ii++; | |
1818 | while (ii <= i) | |
1819 | gen_opc_instr_start[ii++] = 0; | |
355fb23d PB |
1820 | } else { |
1821 | tb->size = ctx.pc - pc_start; | |
2e70f6ef | 1822 | tb->icount = num_insns; |
355fb23d | 1823 | } |
fdf9b3e8 FB |
1824 | |
1825 | #ifdef DEBUG_DISAS | |
1826 | #ifdef SH4_DEBUG_DISAS | |
1827 | if (loglevel & CPU_LOG_TB_IN_ASM) | |
1828 | fprintf(logfile, "\n"); | |
1829 | #endif | |
1830 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
1831 | fprintf(logfile, "IN:\n"); /* , lookup_symbol(pc_start)); */ | |
1832 | target_disas(logfile, pc_start, ctx.pc - pc_start, 0); | |
1833 | fprintf(logfile, "\n"); | |
1834 | } | |
fdf9b3e8 | 1835 | #endif |
fdf9b3e8 FB |
1836 | } |
1837 | ||
2cfc5f17 | 1838 | void gen_intermediate_code(CPUState * env, struct TranslationBlock *tb) |
fdf9b3e8 | 1839 | { |
2cfc5f17 | 1840 | gen_intermediate_code_internal(env, tb, 0); |
fdf9b3e8 FB |
1841 | } |
1842 | ||
2cfc5f17 | 1843 | void gen_intermediate_code_pc(CPUState * env, struct TranslationBlock *tb) |
fdf9b3e8 | 1844 | { |
2cfc5f17 | 1845 | gen_intermediate_code_internal(env, tb, 1); |
fdf9b3e8 | 1846 | } |
d2856f1a AJ |
1847 | |
1848 | void gen_pc_load(CPUState *env, TranslationBlock *tb, | |
1849 | unsigned long searched_pc, int pc_pos, void *puc) | |
1850 | { | |
1851 | env->pc = gen_opc_pc[pc_pos]; | |
1852 | env->flags = gen_opc_hflags[pc_pos]; | |
1853 | } |