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1 | /* | |
2 | SPARC translation | |
3 | ||
4 | Copyright (C) 2003 Thomas M. Ogrisegg <[email protected]> | |
5 | Copyright (C) 2003-2005 Fabrice Bellard | |
6 | ||
7 | This library is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU Lesser General Public | |
9 | License as published by the Free Software Foundation; either | |
10 | version 2 of the License, or (at your option) any later version. | |
11 | ||
12 | This library is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public | |
18 | License along with this library; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #include <stdarg.h> | |
23 | #include <stdlib.h> | |
24 | #include <stdio.h> | |
25 | #include <string.h> | |
26 | #include <inttypes.h> | |
27 | ||
28 | #include "cpu.h" | |
29 | #include "exec-all.h" | |
30 | #include "disas.h" | |
31 | #include "helper.h" | |
32 | #include "tcg-op.h" | |
33 | ||
34 | #define DEBUG_DISAS | |
35 | ||
36 | #define DYNAMIC_PC 1 /* dynamic pc value */ | |
37 | #define JUMP_PC 2 /* dynamic pc value which takes only two values | |
38 | according to jump_pc[T2] */ | |
39 | ||
40 | /* global register indexes */ | |
41 | static TCGv cpu_env, cpu_T[2], cpu_regwptr; | |
42 | static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst; | |
43 | static TCGv cpu_psr, cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8]; | |
44 | static TCGv cpu_cond, cpu_src1, cpu_src2, cpu_dst, cpu_addr, cpu_val; | |
45 | #ifdef TARGET_SPARC64 | |
46 | static TCGv cpu_xcc; | |
47 | #endif | |
48 | /* local register indexes (only used inside old micro ops) */ | |
49 | static TCGv cpu_tmp0, cpu_tmp32, cpu_tmp64; | |
50 | ||
51 | typedef struct DisasContext { | |
52 | target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */ | |
53 | target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */ | |
54 | target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */ | |
55 | int is_br; | |
56 | int mem_idx; | |
57 | int fpu_enabled; | |
58 | struct TranslationBlock *tb; | |
59 | uint32_t features; | |
60 | } DisasContext; | |
61 | ||
62 | // This function uses non-native bit order | |
63 | #define GET_FIELD(X, FROM, TO) \ | |
64 | ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1)) | |
65 | ||
66 | // This function uses the order in the manuals, i.e. bit 0 is 2^0 | |
67 | #define GET_FIELD_SP(X, FROM, TO) \ | |
68 | GET_FIELD(X, 31 - (TO), 31 - (FROM)) | |
69 | ||
70 | #define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1) | |
71 | #define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1)) | |
72 | ||
73 | #ifdef TARGET_SPARC64 | |
74 | #define FFPREG(r) (r) | |
75 | #define DFPREG(r) (((r & 1) << 5) | (r & 0x1e)) | |
76 | #define QFPREG(r) (((r & 1) << 5) | (r & 0x1c)) | |
77 | #else | |
78 | #define FFPREG(r) (r) | |
79 | #define DFPREG(r) (r & 0x1e) | |
80 | #define QFPREG(r) (r & 0x1c) | |
81 | #endif | |
82 | ||
83 | static int sign_extend(int x, int len) | |
84 | { | |
85 | len = 32 - len; | |
86 | return (x << len) >> len; | |
87 | } | |
88 | ||
89 | #define IS_IMM (insn & (1<<13)) | |
90 | ||
91 | /* floating point registers moves */ | |
92 | static void gen_op_load_fpr_FT0(unsigned int src) | |
93 | { | |
94 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); | |
95 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0)); | |
96 | } | |
97 | ||
98 | static void gen_op_load_fpr_FT1(unsigned int src) | |
99 | { | |
100 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); | |
101 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft1)); | |
102 | } | |
103 | ||
104 | static void gen_op_store_FT0_fpr(unsigned int dst) | |
105 | { | |
106 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0)); | |
107 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst])); | |
108 | } | |
109 | ||
110 | static void gen_op_load_fpr_DT0(unsigned int src) | |
111 | { | |
112 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); | |
113 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + | |
114 | offsetof(CPU_DoubleU, l.upper)); | |
115 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); | |
116 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + | |
117 | offsetof(CPU_DoubleU, l.lower)); | |
118 | } | |
119 | ||
120 | static void gen_op_load_fpr_DT1(unsigned int src) | |
121 | { | |
122 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); | |
123 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) + | |
124 | offsetof(CPU_DoubleU, l.upper)); | |
125 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); | |
126 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) + | |
127 | offsetof(CPU_DoubleU, l.lower)); | |
128 | } | |
129 | ||
130 | static void gen_op_store_DT0_fpr(unsigned int dst) | |
131 | { | |
132 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + | |
133 | offsetof(CPU_DoubleU, l.upper)); | |
134 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst])); | |
135 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + | |
136 | offsetof(CPU_DoubleU, l.lower)); | |
137 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1])); | |
138 | } | |
139 | ||
140 | static void gen_op_load_fpr_QT0(unsigned int src) | |
141 | { | |
142 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); | |
143 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
144 | offsetof(CPU_QuadU, l.upmost)); | |
145 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); | |
146 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
147 | offsetof(CPU_QuadU, l.upper)); | |
148 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2])); | |
149 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
150 | offsetof(CPU_QuadU, l.lower)); | |
151 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3])); | |
152 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
153 | offsetof(CPU_QuadU, l.lowest)); | |
154 | } | |
155 | ||
156 | static void gen_op_load_fpr_QT1(unsigned int src) | |
157 | { | |
158 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); | |
159 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + | |
160 | offsetof(CPU_QuadU, l.upmost)); | |
161 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); | |
162 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + | |
163 | offsetof(CPU_QuadU, l.upper)); | |
164 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2])); | |
165 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + | |
166 | offsetof(CPU_QuadU, l.lower)); | |
167 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3])); | |
168 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + | |
169 | offsetof(CPU_QuadU, l.lowest)); | |
170 | } | |
171 | ||
172 | static void gen_op_store_QT0_fpr(unsigned int dst) | |
173 | { | |
174 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
175 | offsetof(CPU_QuadU, l.upmost)); | |
176 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst])); | |
177 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
178 | offsetof(CPU_QuadU, l.upper)); | |
179 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1])); | |
180 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
181 | offsetof(CPU_QuadU, l.lower)); | |
182 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 2])); | |
183 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + | |
184 | offsetof(CPU_QuadU, l.lowest)); | |
185 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 3])); | |
186 | } | |
187 | ||
188 | /* moves */ | |
189 | #ifdef CONFIG_USER_ONLY | |
190 | #define supervisor(dc) 0 | |
191 | #ifdef TARGET_SPARC64 | |
192 | #define hypervisor(dc) 0 | |
193 | #endif | |
194 | #else | |
195 | #define supervisor(dc) (dc->mem_idx >= 1) | |
196 | #ifdef TARGET_SPARC64 | |
197 | #define hypervisor(dc) (dc->mem_idx == 2) | |
198 | #else | |
199 | #endif | |
200 | #endif | |
201 | ||
202 | #ifdef TARGET_ABI32 | |
203 | #define ABI32_MASK(addr) tcg_gen_andi_tl(addr, addr, 0xffffffffULL); | |
204 | #else | |
205 | #define ABI32_MASK(addr) | |
206 | #endif | |
207 | ||
208 | static inline void gen_movl_reg_TN(int reg, TCGv tn) | |
209 | { | |
210 | if (reg == 0) | |
211 | tcg_gen_movi_tl(tn, 0); | |
212 | else if (reg < 8) | |
213 | tcg_gen_mov_tl(tn, cpu_gregs[reg]); | |
214 | else { | |
215 | tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong)); | |
216 | } | |
217 | } | |
218 | ||
219 | static inline void gen_movl_TN_reg(int reg, TCGv tn) | |
220 | { | |
221 | if (reg == 0) | |
222 | return; | |
223 | else if (reg < 8) | |
224 | tcg_gen_mov_tl(cpu_gregs[reg], tn); | |
225 | else { | |
226 | tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong)); | |
227 | } | |
228 | } | |
229 | ||
230 | static inline void gen_goto_tb(DisasContext *s, int tb_num, | |
231 | target_ulong pc, target_ulong npc) | |
232 | { | |
233 | TranslationBlock *tb; | |
234 | ||
235 | tb = s->tb; | |
236 | if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) && | |
237 | (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK)) { | |
238 | /* jump to same page: we can use a direct jump */ | |
239 | tcg_gen_goto_tb(tb_num); | |
240 | tcg_gen_movi_tl(cpu_pc, pc); | |
241 | tcg_gen_movi_tl(cpu_npc, npc); | |
242 | tcg_gen_exit_tb((long)tb + tb_num); | |
243 | } else { | |
244 | /* jump to another page: currently not optimized */ | |
245 | tcg_gen_movi_tl(cpu_pc, pc); | |
246 | tcg_gen_movi_tl(cpu_npc, npc); | |
247 | tcg_gen_exit_tb(0); | |
248 | } | |
249 | } | |
250 | ||
251 | // XXX suboptimal | |
252 | static inline void gen_mov_reg_N(TCGv reg, TCGv src) | |
253 | { | |
254 | tcg_gen_extu_i32_tl(reg, src); | |
255 | tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT); | |
256 | tcg_gen_andi_tl(reg, reg, 0x1); | |
257 | } | |
258 | ||
259 | static inline void gen_mov_reg_Z(TCGv reg, TCGv src) | |
260 | { | |
261 | tcg_gen_extu_i32_tl(reg, src); | |
262 | tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT); | |
263 | tcg_gen_andi_tl(reg, reg, 0x1); | |
264 | } | |
265 | ||
266 | static inline void gen_mov_reg_V(TCGv reg, TCGv src) | |
267 | { | |
268 | tcg_gen_extu_i32_tl(reg, src); | |
269 | tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT); | |
270 | tcg_gen_andi_tl(reg, reg, 0x1); | |
271 | } | |
272 | ||
273 | static inline void gen_mov_reg_C(TCGv reg, TCGv src) | |
274 | { | |
275 | tcg_gen_extu_i32_tl(reg, src); | |
276 | tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT); | |
277 | tcg_gen_andi_tl(reg, reg, 0x1); | |
278 | } | |
279 | ||
280 | static inline void gen_cc_clear_icc(void) | |
281 | { | |
282 | tcg_gen_movi_i32(cpu_psr, 0); | |
283 | } | |
284 | ||
285 | #ifdef TARGET_SPARC64 | |
286 | static inline void gen_cc_clear_xcc(void) | |
287 | { | |
288 | tcg_gen_movi_i32(cpu_xcc, 0); | |
289 | } | |
290 | #endif | |
291 | ||
292 | /* old op: | |
293 | if (!T0) | |
294 | env->psr |= PSR_ZERO; | |
295 | if ((int32_t) T0 < 0) | |
296 | env->psr |= PSR_NEG; | |
297 | */ | |
298 | static inline void gen_cc_NZ_icc(TCGv dst) | |
299 | { | |
300 | TCGv r_temp; | |
301 | int l1, l2; | |
302 | ||
303 | l1 = gen_new_label(); | |
304 | l2 = gen_new_label(); | |
305 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
306 | tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL); | |
307 | tcg_gen_brcond_tl(TCG_COND_NE, r_temp, tcg_const_tl(0), l1); | |
308 | tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_ZERO); | |
309 | gen_set_label(l1); | |
310 | tcg_gen_ext_i32_tl(r_temp, dst); | |
311 | tcg_gen_brcond_tl(TCG_COND_GE, r_temp, tcg_const_tl(0), l2); | |
312 | tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_NEG); | |
313 | gen_set_label(l2); | |
314 | } | |
315 | ||
316 | #ifdef TARGET_SPARC64 | |
317 | static inline void gen_cc_NZ_xcc(TCGv dst) | |
318 | { | |
319 | int l1, l2; | |
320 | ||
321 | l1 = gen_new_label(); | |
322 | l2 = gen_new_label(); | |
323 | tcg_gen_brcond_tl(TCG_COND_NE, dst, tcg_const_tl(0), l1); | |
324 | tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_ZERO); | |
325 | gen_set_label(l1); | |
326 | tcg_gen_brcond_tl(TCG_COND_GE, dst, tcg_const_tl(0), l2); | |
327 | tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_NEG); | |
328 | gen_set_label(l2); | |
329 | } | |
330 | #endif | |
331 | ||
332 | /* old op: | |
333 | if (T0 < src1) | |
334 | env->psr |= PSR_CARRY; | |
335 | */ | |
336 | static inline void gen_cc_C_add_icc(TCGv dst, TCGv src1) | |
337 | { | |
338 | TCGv r_temp; | |
339 | int l1; | |
340 | ||
341 | l1 = gen_new_label(); | |
342 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
343 | tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL); | |
344 | tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1); | |
345 | tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY); | |
346 | gen_set_label(l1); | |
347 | } | |
348 | ||
349 | #ifdef TARGET_SPARC64 | |
350 | static inline void gen_cc_C_add_xcc(TCGv dst, TCGv src1) | |
351 | { | |
352 | int l1; | |
353 | ||
354 | l1 = gen_new_label(); | |
355 | tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1); | |
356 | tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY); | |
357 | gen_set_label(l1); | |
358 | } | |
359 | #endif | |
360 | ||
361 | /* old op: | |
362 | if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31)) | |
363 | env->psr |= PSR_OVF; | |
364 | */ | |
365 | static inline void gen_cc_V_add_icc(TCGv dst, TCGv src1, TCGv src2) | |
366 | { | |
367 | TCGv r_temp; | |
368 | ||
369 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
370 | tcg_gen_xor_tl(r_temp, src1, src2); | |
371 | tcg_gen_xori_tl(r_temp, r_temp, -1); | |
372 | tcg_gen_xor_tl(cpu_tmp0, src1, dst); | |
373 | tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); | |
374 | tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); | |
375 | tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT); | |
376 | tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); | |
377 | tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32); | |
378 | } | |
379 | ||
380 | #ifdef TARGET_SPARC64 | |
381 | static inline void gen_cc_V_add_xcc(TCGv dst, TCGv src1, TCGv src2) | |
382 | { | |
383 | TCGv r_temp; | |
384 | ||
385 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
386 | tcg_gen_xor_tl(r_temp, src1, src2); | |
387 | tcg_gen_xori_tl(r_temp, r_temp, -1); | |
388 | tcg_gen_xor_tl(cpu_tmp0, src1, dst); | |
389 | tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); | |
390 | tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63)); | |
391 | tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT); | |
392 | tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); | |
393 | tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32); | |
394 | } | |
395 | #endif | |
396 | ||
397 | static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2) | |
398 | { | |
399 | TCGv r_temp; | |
400 | int l1; | |
401 | ||
402 | l1 = gen_new_label(); | |
403 | ||
404 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
405 | tcg_gen_xor_tl(r_temp, src1, src2); | |
406 | tcg_gen_xori_tl(r_temp, r_temp, -1); | |
407 | tcg_gen_xor_tl(cpu_tmp0, src1, dst); | |
408 | tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); | |
409 | tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); | |
410 | tcg_gen_brcond_tl(TCG_COND_EQ, r_temp, tcg_const_tl(0), l1); | |
411 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_TOVF)); | |
412 | gen_set_label(l1); | |
413 | } | |
414 | ||
415 | static inline void gen_cc_V_tag(TCGv src1, TCGv src2) | |
416 | { | |
417 | int l1; | |
418 | ||
419 | l1 = gen_new_label(); | |
420 | tcg_gen_or_tl(cpu_tmp0, src1, src2); | |
421 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3); | |
422 | tcg_gen_brcond_tl(TCG_COND_EQ, cpu_tmp0, tcg_const_tl(0), l1); | |
423 | tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF); | |
424 | gen_set_label(l1); | |
425 | } | |
426 | ||
427 | static inline void gen_tag_tv(TCGv src1, TCGv src2) | |
428 | { | |
429 | int l1; | |
430 | ||
431 | l1 = gen_new_label(); | |
432 | tcg_gen_or_tl(cpu_tmp0, src1, src2); | |
433 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3); | |
434 | tcg_gen_brcond_tl(TCG_COND_EQ, cpu_tmp0, tcg_const_tl(0), l1); | |
435 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_TOVF)); | |
436 | gen_set_label(l1); | |
437 | } | |
438 | ||
439 | static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2) | |
440 | { | |
441 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
442 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
443 | tcg_gen_add_tl(dst, src1, src2); | |
444 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
445 | gen_cc_clear_icc(); | |
446 | gen_cc_NZ_icc(cpu_cc_dst); | |
447 | gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); | |
448 | gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
449 | #ifdef TARGET_SPARC64 | |
450 | gen_cc_clear_xcc(); | |
451 | gen_cc_NZ_xcc(cpu_cc_dst); | |
452 | gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); | |
453 | gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
454 | #endif | |
455 | } | |
456 | ||
457 | static inline void gen_op_addx_cc(TCGv dst, TCGv src1, TCGv src2) | |
458 | { | |
459 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
460 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
461 | gen_mov_reg_C(cpu_tmp0, cpu_psr); | |
462 | tcg_gen_add_tl(dst, src1, cpu_tmp0); | |
463 | gen_cc_clear_icc(); | |
464 | gen_cc_C_add_icc(dst, cpu_cc_src); | |
465 | #ifdef TARGET_SPARC64 | |
466 | gen_cc_clear_xcc(); | |
467 | gen_cc_C_add_xcc(dst, cpu_cc_src); | |
468 | #endif | |
469 | tcg_gen_add_tl(dst, dst, cpu_cc_src2); | |
470 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
471 | gen_cc_NZ_icc(cpu_cc_dst); | |
472 | gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); | |
473 | gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
474 | #ifdef TARGET_SPARC64 | |
475 | gen_cc_NZ_xcc(cpu_cc_dst); | |
476 | gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); | |
477 | gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
478 | #endif | |
479 | } | |
480 | ||
481 | static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2) | |
482 | { | |
483 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
484 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
485 | tcg_gen_add_tl(dst, src1, src2); | |
486 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
487 | gen_cc_clear_icc(); | |
488 | gen_cc_NZ_icc(cpu_cc_dst); | |
489 | gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); | |
490 | gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
491 | gen_cc_V_tag(cpu_cc_src, cpu_cc_src2); | |
492 | #ifdef TARGET_SPARC64 | |
493 | gen_cc_clear_xcc(); | |
494 | gen_cc_NZ_xcc(cpu_cc_dst); | |
495 | gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); | |
496 | gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
497 | #endif | |
498 | } | |
499 | ||
500 | static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2) | |
501 | { | |
502 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
503 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
504 | gen_tag_tv(cpu_cc_src, cpu_cc_src2); | |
505 | tcg_gen_add_tl(dst, src1, src2); | |
506 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
507 | gen_add_tv(dst, cpu_cc_src, cpu_cc_src2); | |
508 | gen_cc_clear_icc(); | |
509 | gen_cc_NZ_icc(cpu_cc_dst); | |
510 | gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); | |
511 | #ifdef TARGET_SPARC64 | |
512 | gen_cc_clear_xcc(); | |
513 | gen_cc_NZ_xcc(cpu_cc_dst); | |
514 | gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); | |
515 | gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
516 | #endif | |
517 | } | |
518 | ||
519 | /* old op: | |
520 | if (src1 < T1) | |
521 | env->psr |= PSR_CARRY; | |
522 | */ | |
523 | static inline void gen_cc_C_sub_icc(TCGv src1, TCGv src2) | |
524 | { | |
525 | TCGv r_temp1, r_temp2; | |
526 | int l1; | |
527 | ||
528 | l1 = gen_new_label(); | |
529 | r_temp1 = tcg_temp_new(TCG_TYPE_TL); | |
530 | r_temp2 = tcg_temp_new(TCG_TYPE_TL); | |
531 | tcg_gen_andi_tl(r_temp1, src1, 0xffffffffULL); | |
532 | tcg_gen_andi_tl(r_temp2, src2, 0xffffffffULL); | |
533 | tcg_gen_brcond_tl(TCG_COND_GEU, r_temp1, r_temp2, l1); | |
534 | tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY); | |
535 | gen_set_label(l1); | |
536 | } | |
537 | ||
538 | #ifdef TARGET_SPARC64 | |
539 | static inline void gen_cc_C_sub_xcc(TCGv src1, TCGv src2) | |
540 | { | |
541 | int l1; | |
542 | ||
543 | l1 = gen_new_label(); | |
544 | tcg_gen_brcond_tl(TCG_COND_GEU, src1, src2, l1); | |
545 | tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY); | |
546 | gen_set_label(l1); | |
547 | } | |
548 | #endif | |
549 | ||
550 | /* old op: | |
551 | if (((src1 ^ T1) & (src1 ^ T0)) & (1 << 31)) | |
552 | env->psr |= PSR_OVF; | |
553 | */ | |
554 | static inline void gen_cc_V_sub_icc(TCGv dst, TCGv src1, TCGv src2) | |
555 | { | |
556 | TCGv r_temp; | |
557 | ||
558 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
559 | tcg_gen_xor_tl(r_temp, src1, src2); | |
560 | tcg_gen_xor_tl(cpu_tmp0, src1, dst); | |
561 | tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); | |
562 | tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); | |
563 | tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT); | |
564 | tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); | |
565 | tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32); | |
566 | } | |
567 | ||
568 | #ifdef TARGET_SPARC64 | |
569 | static inline void gen_cc_V_sub_xcc(TCGv dst, TCGv src1, TCGv src2) | |
570 | { | |
571 | TCGv r_temp; | |
572 | ||
573 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
574 | tcg_gen_xor_tl(r_temp, src1, src2); | |
575 | tcg_gen_xor_tl(cpu_tmp0, src1, dst); | |
576 | tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); | |
577 | tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63)); | |
578 | tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT); | |
579 | tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); | |
580 | tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32); | |
581 | } | |
582 | #endif | |
583 | ||
584 | static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2) | |
585 | { | |
586 | TCGv r_temp; | |
587 | int l1; | |
588 | ||
589 | l1 = gen_new_label(); | |
590 | ||
591 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
592 | tcg_gen_xor_tl(r_temp, src1, src2); | |
593 | tcg_gen_xor_tl(cpu_tmp0, src1, dst); | |
594 | tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); | |
595 | tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); | |
596 | tcg_gen_brcond_tl(TCG_COND_EQ, r_temp, tcg_const_tl(0), l1); | |
597 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_TOVF)); | |
598 | gen_set_label(l1); | |
599 | } | |
600 | ||
601 | static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2) | |
602 | { | |
603 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
604 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
605 | tcg_gen_sub_tl(dst, src1, src2); | |
606 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
607 | gen_cc_clear_icc(); | |
608 | gen_cc_NZ_icc(cpu_cc_dst); | |
609 | gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2); | |
610 | gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
611 | #ifdef TARGET_SPARC64 | |
612 | gen_cc_clear_xcc(); | |
613 | gen_cc_NZ_xcc(cpu_cc_dst); | |
614 | gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2); | |
615 | gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
616 | #endif | |
617 | } | |
618 | ||
619 | static inline void gen_op_subx_cc(TCGv dst, TCGv src1, TCGv src2) | |
620 | { | |
621 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
622 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
623 | gen_mov_reg_C(cpu_tmp0, cpu_psr); | |
624 | tcg_gen_sub_tl(dst, src1, cpu_tmp0); | |
625 | gen_cc_clear_icc(); | |
626 | gen_cc_C_sub_icc(dst, cpu_cc_src); | |
627 | #ifdef TARGET_SPARC64 | |
628 | gen_cc_clear_xcc(); | |
629 | gen_cc_C_sub_xcc(dst, cpu_cc_src); | |
630 | #endif | |
631 | tcg_gen_sub_tl(dst, dst, cpu_cc_src2); | |
632 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
633 | gen_cc_NZ_icc(cpu_cc_dst); | |
634 | gen_cc_C_sub_icc(cpu_cc_dst, cpu_cc_src); | |
635 | gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
636 | #ifdef TARGET_SPARC64 | |
637 | gen_cc_NZ_xcc(cpu_cc_dst); | |
638 | gen_cc_C_sub_xcc(cpu_cc_dst, cpu_cc_src); | |
639 | gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
640 | #endif | |
641 | } | |
642 | ||
643 | static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2) | |
644 | { | |
645 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
646 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
647 | tcg_gen_sub_tl(dst, src1, src2); | |
648 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
649 | gen_cc_clear_icc(); | |
650 | gen_cc_NZ_icc(cpu_cc_dst); | |
651 | gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2); | |
652 | gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
653 | gen_cc_V_tag(cpu_cc_src, cpu_cc_src2); | |
654 | #ifdef TARGET_SPARC64 | |
655 | gen_cc_clear_xcc(); | |
656 | gen_cc_NZ_xcc(cpu_cc_dst); | |
657 | gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2); | |
658 | gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
659 | #endif | |
660 | } | |
661 | ||
662 | static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2) | |
663 | { | |
664 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
665 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
666 | gen_tag_tv(cpu_cc_src, cpu_cc_src2); | |
667 | tcg_gen_sub_tl(dst, src1, src2); | |
668 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
669 | gen_sub_tv(dst, cpu_cc_src, cpu_cc_src2); | |
670 | gen_cc_clear_icc(); | |
671 | gen_cc_NZ_icc(cpu_cc_dst); | |
672 | gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2); | |
673 | #ifdef TARGET_SPARC64 | |
674 | gen_cc_clear_xcc(); | |
675 | gen_cc_NZ_xcc(cpu_cc_dst); | |
676 | gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2); | |
677 | gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
678 | #endif | |
679 | } | |
680 | ||
681 | static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2) | |
682 | { | |
683 | TCGv r_temp, r_temp2; | |
684 | int l1; | |
685 | ||
686 | l1 = gen_new_label(); | |
687 | r_temp = tcg_temp_new(TCG_TYPE_TL); | |
688 | r_temp2 = tcg_temp_new(TCG_TYPE_I32); | |
689 | ||
690 | /* old op: | |
691 | if (!(env->y & 1)) | |
692 | T1 = 0; | |
693 | */ | |
694 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
695 | tcg_gen_ld32u_tl(r_temp, cpu_env, offsetof(CPUSPARCState, y)); | |
696 | tcg_gen_trunc_tl_i32(r_temp2, r_temp); | |
697 | tcg_gen_andi_i32(r_temp2, r_temp2, 0x1); | |
698 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
699 | tcg_gen_brcond_i32(TCG_COND_NE, r_temp2, tcg_const_i32(0), l1); | |
700 | tcg_gen_movi_tl(cpu_cc_src2, 0); | |
701 | gen_set_label(l1); | |
702 | ||
703 | // b2 = T0 & 1; | |
704 | // env->y = (b2 << 31) | (env->y >> 1); | |
705 | tcg_gen_trunc_tl_i32(r_temp2, cpu_cc_src); | |
706 | tcg_gen_andi_i32(r_temp2, r_temp2, 0x1); | |
707 | tcg_gen_shli_i32(r_temp2, r_temp2, 31); | |
708 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y)); | |
709 | tcg_gen_shri_i32(cpu_tmp32, cpu_tmp32, 1); | |
710 | tcg_gen_or_i32(cpu_tmp32, cpu_tmp32, r_temp2); | |
711 | tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y)); | |
712 | ||
713 | // b1 = N ^ V; | |
714 | gen_mov_reg_N(cpu_tmp0, cpu_psr); | |
715 | gen_mov_reg_V(r_temp, cpu_psr); | |
716 | tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp); | |
717 | ||
718 | // T0 = (b1 << 31) | (T0 >> 1); | |
719 | // src1 = T0; | |
720 | tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31); | |
721 | tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1); | |
722 | tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0); | |
723 | ||
724 | /* do addition and update flags */ | |
725 | tcg_gen_add_tl(dst, cpu_cc_src, cpu_cc_src2); | |
726 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
727 | ||
728 | gen_cc_clear_icc(); | |
729 | gen_cc_NZ_icc(cpu_cc_dst); | |
730 | gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); | |
731 | gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); | |
732 | } | |
733 | ||
734 | static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2) | |
735 | { | |
736 | TCGv r_temp, r_temp2; | |
737 | ||
738 | r_temp = tcg_temp_new(TCG_TYPE_I64); | |
739 | r_temp2 = tcg_temp_new(TCG_TYPE_I64); | |
740 | ||
741 | tcg_gen_extu_tl_i64(r_temp, src2); | |
742 | tcg_gen_extu_tl_i64(r_temp2, src1); | |
743 | tcg_gen_mul_i64(r_temp2, r_temp, r_temp2); | |
744 | ||
745 | tcg_gen_shri_i64(r_temp, r_temp2, 32); | |
746 | tcg_gen_trunc_i64_i32(r_temp, r_temp); | |
747 | tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y)); | |
748 | #ifdef TARGET_SPARC64 | |
749 | tcg_gen_mov_i64(dst, r_temp2); | |
750 | #else | |
751 | tcg_gen_trunc_i64_tl(dst, r_temp2); | |
752 | #endif | |
753 | } | |
754 | ||
755 | static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2) | |
756 | { | |
757 | TCGv r_temp, r_temp2; | |
758 | ||
759 | r_temp = tcg_temp_new(TCG_TYPE_I64); | |
760 | r_temp2 = tcg_temp_new(TCG_TYPE_I64); | |
761 | ||
762 | tcg_gen_ext_tl_i64(r_temp, src2); | |
763 | tcg_gen_ext_tl_i64(r_temp2, src1); | |
764 | tcg_gen_mul_i64(r_temp2, r_temp, r_temp2); | |
765 | ||
766 | tcg_gen_shri_i64(r_temp, r_temp2, 32); | |
767 | tcg_gen_trunc_i64_i32(r_temp, r_temp); | |
768 | tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y)); | |
769 | #ifdef TARGET_SPARC64 | |
770 | tcg_gen_mov_i64(dst, r_temp2); | |
771 | #else | |
772 | tcg_gen_trunc_i64_tl(dst, r_temp2); | |
773 | #endif | |
774 | } | |
775 | ||
776 | #ifdef TARGET_SPARC64 | |
777 | static inline void gen_trap_ifdivzero_tl(TCGv divisor) | |
778 | { | |
779 | int l1; | |
780 | ||
781 | l1 = gen_new_label(); | |
782 | tcg_gen_brcond_tl(TCG_COND_NE, divisor, tcg_const_tl(0), l1); | |
783 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_DIV_ZERO)); | |
784 | gen_set_label(l1); | |
785 | } | |
786 | ||
787 | static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2) | |
788 | { | |
789 | int l1, l2; | |
790 | ||
791 | l1 = gen_new_label(); | |
792 | l2 = gen_new_label(); | |
793 | tcg_gen_mov_tl(cpu_cc_src, src1); | |
794 | tcg_gen_mov_tl(cpu_cc_src2, src2); | |
795 | gen_trap_ifdivzero_tl(src2); | |
796 | tcg_gen_brcond_tl(TCG_COND_NE, cpu_cc_src, tcg_const_tl(INT64_MIN), l1); | |
797 | tcg_gen_brcond_tl(TCG_COND_NE, cpu_cc_src2, tcg_const_tl(-1), l1); | |
798 | tcg_gen_movi_i64(dst, INT64_MIN); | |
799 | tcg_gen_br(l2); | |
800 | gen_set_label(l1); | |
801 | tcg_gen_div_i64(dst, cpu_cc_src, cpu_cc_src2); | |
802 | gen_set_label(l2); | |
803 | } | |
804 | #endif | |
805 | ||
806 | static inline void gen_op_div_cc(TCGv dst) | |
807 | { | |
808 | int l1; | |
809 | ||
810 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
811 | gen_cc_clear_icc(); | |
812 | gen_cc_NZ_icc(cpu_cc_dst); | |
813 | l1 = gen_new_label(); | |
814 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUSPARCState, cc_src2)); | |
815 | tcg_gen_brcond_tl(TCG_COND_EQ, cpu_tmp0, tcg_const_tl(0), l1); | |
816 | tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF); | |
817 | gen_set_label(l1); | |
818 | } | |
819 | ||
820 | static inline void gen_op_logic_cc(TCGv dst) | |
821 | { | |
822 | tcg_gen_mov_tl(cpu_cc_dst, dst); | |
823 | ||
824 | gen_cc_clear_icc(); | |
825 | gen_cc_NZ_icc(cpu_cc_dst); | |
826 | #ifdef TARGET_SPARC64 | |
827 | gen_cc_clear_xcc(); | |
828 | gen_cc_NZ_xcc(cpu_cc_dst); | |
829 | #endif | |
830 | } | |
831 | ||
832 | // 1 | |
833 | static inline void gen_op_eval_ba(TCGv dst) | |
834 | { | |
835 | tcg_gen_movi_tl(dst, 1); | |
836 | } | |
837 | ||
838 | // Z | |
839 | static inline void gen_op_eval_be(TCGv dst, TCGv src) | |
840 | { | |
841 | gen_mov_reg_Z(dst, src); | |
842 | } | |
843 | ||
844 | // Z | (N ^ V) | |
845 | static inline void gen_op_eval_ble(TCGv dst, TCGv src) | |
846 | { | |
847 | gen_mov_reg_N(cpu_tmp0, src); | |
848 | gen_mov_reg_V(dst, src); | |
849 | tcg_gen_xor_tl(dst, dst, cpu_tmp0); | |
850 | gen_mov_reg_Z(cpu_tmp0, src); | |
851 | tcg_gen_or_tl(dst, dst, cpu_tmp0); | |
852 | } | |
853 | ||
854 | // N ^ V | |
855 | static inline void gen_op_eval_bl(TCGv dst, TCGv src) | |
856 | { | |
857 | gen_mov_reg_V(cpu_tmp0, src); | |
858 | gen_mov_reg_N(dst, src); | |
859 | tcg_gen_xor_tl(dst, dst, cpu_tmp0); | |
860 | } | |
861 | ||
862 | // C | Z | |
863 | static inline void gen_op_eval_bleu(TCGv dst, TCGv src) | |
864 | { | |
865 | gen_mov_reg_Z(cpu_tmp0, src); | |
866 | gen_mov_reg_C(dst, src); | |
867 | tcg_gen_or_tl(dst, dst, cpu_tmp0); | |
868 | } | |
869 | ||
870 | // C | |
871 | static inline void gen_op_eval_bcs(TCGv dst, TCGv src) | |
872 | { | |
873 | gen_mov_reg_C(dst, src); | |
874 | } | |
875 | ||
876 | // V | |
877 | static inline void gen_op_eval_bvs(TCGv dst, TCGv src) | |
878 | { | |
879 | gen_mov_reg_V(dst, src); | |
880 | } | |
881 | ||
882 | // 0 | |
883 | static inline void gen_op_eval_bn(TCGv dst) | |
884 | { | |
885 | tcg_gen_movi_tl(dst, 0); | |
886 | } | |
887 | ||
888 | // N | |
889 | static inline void gen_op_eval_bneg(TCGv dst, TCGv src) | |
890 | { | |
891 | gen_mov_reg_N(dst, src); | |
892 | } | |
893 | ||
894 | // !Z | |
895 | static inline void gen_op_eval_bne(TCGv dst, TCGv src) | |
896 | { | |
897 | gen_mov_reg_Z(dst, src); | |
898 | tcg_gen_xori_tl(dst, dst, 0x1); | |
899 | } | |
900 | ||
901 | // !(Z | (N ^ V)) | |
902 | static inline void gen_op_eval_bg(TCGv dst, TCGv src) | |
903 | { | |
904 | gen_mov_reg_N(cpu_tmp0, src); | |
905 | gen_mov_reg_V(dst, src); | |
906 | tcg_gen_xor_tl(dst, dst, cpu_tmp0); | |
907 | gen_mov_reg_Z(cpu_tmp0, src); | |
908 | tcg_gen_or_tl(dst, dst, cpu_tmp0); | |
909 | tcg_gen_xori_tl(dst, dst, 0x1); | |
910 | } | |
911 | ||
912 | // !(N ^ V) | |
913 | static inline void gen_op_eval_bge(TCGv dst, TCGv src) | |
914 | { | |
915 | gen_mov_reg_V(cpu_tmp0, src); | |
916 | gen_mov_reg_N(dst, src); | |
917 | tcg_gen_xor_tl(dst, dst, cpu_tmp0); | |
918 | tcg_gen_xori_tl(dst, dst, 0x1); | |
919 | } | |
920 | ||
921 | // !(C | Z) | |
922 | static inline void gen_op_eval_bgu(TCGv dst, TCGv src) | |
923 | { | |
924 | gen_mov_reg_Z(cpu_tmp0, src); | |
925 | gen_mov_reg_C(dst, src); | |
926 | tcg_gen_or_tl(dst, dst, cpu_tmp0); | |
927 | tcg_gen_xori_tl(dst, dst, 0x1); | |
928 | } | |
929 | ||
930 | // !C | |
931 | static inline void gen_op_eval_bcc(TCGv dst, TCGv src) | |
932 | { | |
933 | gen_mov_reg_C(dst, src); | |
934 | tcg_gen_xori_tl(dst, dst, 0x1); | |
935 | } | |
936 | ||
937 | // !N | |
938 | static inline void gen_op_eval_bpos(TCGv dst, TCGv src) | |
939 | { | |
940 | gen_mov_reg_N(dst, src); | |
941 | tcg_gen_xori_tl(dst, dst, 0x1); | |
942 | } | |
943 | ||
944 | // !V | |
945 | static inline void gen_op_eval_bvc(TCGv dst, TCGv src) | |
946 | { | |
947 | gen_mov_reg_V(dst, src); | |
948 | tcg_gen_xori_tl(dst, dst, 0x1); | |
949 | } | |
950 | ||
951 | /* | |
952 | FPSR bit field FCC1 | FCC0: | |
953 | 0 = | |
954 | 1 < | |
955 | 2 > | |
956 | 3 unordered | |
957 | */ | |
958 | static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src, | |
959 | unsigned int fcc_offset) | |
960 | { | |
961 | tcg_gen_extu_i32_tl(reg, src); | |
962 | tcg_gen_shri_tl(reg, reg, FSR_FCC0_SHIFT + fcc_offset); | |
963 | tcg_gen_andi_tl(reg, reg, 0x1); | |
964 | } | |
965 | ||
966 | static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src, | |
967 | unsigned int fcc_offset) | |
968 | { | |
969 | tcg_gen_extu_i32_tl(reg, src); | |
970 | tcg_gen_shri_tl(reg, reg, FSR_FCC1_SHIFT + fcc_offset); | |
971 | tcg_gen_andi_tl(reg, reg, 0x1); | |
972 | } | |
973 | ||
974 | // !0: FCC0 | FCC1 | |
975 | static inline void gen_op_eval_fbne(TCGv dst, TCGv src, | |
976 | unsigned int fcc_offset) | |
977 | { | |
978 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
979 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
980 | tcg_gen_or_tl(dst, dst, cpu_tmp0); | |
981 | } | |
982 | ||
983 | // 1 or 2: FCC0 ^ FCC1 | |
984 | static inline void gen_op_eval_fblg(TCGv dst, TCGv src, | |
985 | unsigned int fcc_offset) | |
986 | { | |
987 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
988 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
989 | tcg_gen_xor_tl(dst, dst, cpu_tmp0); | |
990 | } | |
991 | ||
992 | // 1 or 3: FCC0 | |
993 | static inline void gen_op_eval_fbul(TCGv dst, TCGv src, | |
994 | unsigned int fcc_offset) | |
995 | { | |
996 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
997 | } | |
998 | ||
999 | // 1: FCC0 & !FCC1 | |
1000 | static inline void gen_op_eval_fbl(TCGv dst, TCGv src, | |
1001 | unsigned int fcc_offset) | |
1002 | { | |
1003 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1004 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1005 | tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1); | |
1006 | tcg_gen_and_tl(dst, dst, cpu_tmp0); | |
1007 | } | |
1008 | ||
1009 | // 2 or 3: FCC1 | |
1010 | static inline void gen_op_eval_fbug(TCGv dst, TCGv src, | |
1011 | unsigned int fcc_offset) | |
1012 | { | |
1013 | gen_mov_reg_FCC1(dst, src, fcc_offset); | |
1014 | } | |
1015 | ||
1016 | // 2: !FCC0 & FCC1 | |
1017 | static inline void gen_op_eval_fbg(TCGv dst, TCGv src, | |
1018 | unsigned int fcc_offset) | |
1019 | { | |
1020 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1021 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1022 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1023 | tcg_gen_and_tl(dst, dst, cpu_tmp0); | |
1024 | } | |
1025 | ||
1026 | // 3: FCC0 & FCC1 | |
1027 | static inline void gen_op_eval_fbu(TCGv dst, TCGv src, | |
1028 | unsigned int fcc_offset) | |
1029 | { | |
1030 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1031 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1032 | tcg_gen_and_tl(dst, dst, cpu_tmp0); | |
1033 | } | |
1034 | ||
1035 | // 0: !(FCC0 | FCC1) | |
1036 | static inline void gen_op_eval_fbe(TCGv dst, TCGv src, | |
1037 | unsigned int fcc_offset) | |
1038 | { | |
1039 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1040 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1041 | tcg_gen_or_tl(dst, dst, cpu_tmp0); | |
1042 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1043 | } | |
1044 | ||
1045 | // 0 or 3: !(FCC0 ^ FCC1) | |
1046 | static inline void gen_op_eval_fbue(TCGv dst, TCGv src, | |
1047 | unsigned int fcc_offset) | |
1048 | { | |
1049 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1050 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1051 | tcg_gen_xor_tl(dst, dst, cpu_tmp0); | |
1052 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1053 | } | |
1054 | ||
1055 | // 0 or 2: !FCC0 | |
1056 | static inline void gen_op_eval_fbge(TCGv dst, TCGv src, | |
1057 | unsigned int fcc_offset) | |
1058 | { | |
1059 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1060 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1061 | } | |
1062 | ||
1063 | // !1: !(FCC0 & !FCC1) | |
1064 | static inline void gen_op_eval_fbuge(TCGv dst, TCGv src, | |
1065 | unsigned int fcc_offset) | |
1066 | { | |
1067 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1068 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1069 | tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1); | |
1070 | tcg_gen_and_tl(dst, dst, cpu_tmp0); | |
1071 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1072 | } | |
1073 | ||
1074 | // 0 or 1: !FCC1 | |
1075 | static inline void gen_op_eval_fble(TCGv dst, TCGv src, | |
1076 | unsigned int fcc_offset) | |
1077 | { | |
1078 | gen_mov_reg_FCC1(dst, src, fcc_offset); | |
1079 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1080 | } | |
1081 | ||
1082 | // !2: !(!FCC0 & FCC1) | |
1083 | static inline void gen_op_eval_fbule(TCGv dst, TCGv src, | |
1084 | unsigned int fcc_offset) | |
1085 | { | |
1086 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1087 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1088 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1089 | tcg_gen_and_tl(dst, dst, cpu_tmp0); | |
1090 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1091 | } | |
1092 | ||
1093 | // !3: !(FCC0 & FCC1) | |
1094 | static inline void gen_op_eval_fbo(TCGv dst, TCGv src, | |
1095 | unsigned int fcc_offset) | |
1096 | { | |
1097 | gen_mov_reg_FCC0(dst, src, fcc_offset); | |
1098 | gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); | |
1099 | tcg_gen_and_tl(dst, dst, cpu_tmp0); | |
1100 | tcg_gen_xori_tl(dst, dst, 0x1); | |
1101 | } | |
1102 | ||
1103 | static inline void gen_branch2(DisasContext *dc, target_ulong pc1, | |
1104 | target_ulong pc2, TCGv r_cond) | |
1105 | { | |
1106 | int l1; | |
1107 | ||
1108 | l1 = gen_new_label(); | |
1109 | ||
1110 | tcg_gen_brcond_tl(TCG_COND_EQ, r_cond, tcg_const_tl(0), l1); | |
1111 | ||
1112 | gen_goto_tb(dc, 0, pc1, pc1 + 4); | |
1113 | ||
1114 | gen_set_label(l1); | |
1115 | gen_goto_tb(dc, 1, pc2, pc2 + 4); | |
1116 | } | |
1117 | ||
1118 | static inline void gen_branch_a(DisasContext *dc, target_ulong pc1, | |
1119 | target_ulong pc2, TCGv r_cond) | |
1120 | { | |
1121 | int l1; | |
1122 | ||
1123 | l1 = gen_new_label(); | |
1124 | ||
1125 | tcg_gen_brcond_tl(TCG_COND_EQ, r_cond, tcg_const_tl(0), l1); | |
1126 | ||
1127 | gen_goto_tb(dc, 0, pc2, pc1); | |
1128 | ||
1129 | gen_set_label(l1); | |
1130 | gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8); | |
1131 | } | |
1132 | ||
1133 | static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2, | |
1134 | TCGv r_cond) | |
1135 | { | |
1136 | int l1, l2; | |
1137 | ||
1138 | l1 = gen_new_label(); | |
1139 | l2 = gen_new_label(); | |
1140 | ||
1141 | tcg_gen_brcond_tl(TCG_COND_EQ, r_cond, tcg_const_tl(0), l1); | |
1142 | ||
1143 | tcg_gen_movi_tl(cpu_npc, npc1); | |
1144 | tcg_gen_br(l2); | |
1145 | ||
1146 | gen_set_label(l1); | |
1147 | tcg_gen_movi_tl(cpu_npc, npc2); | |
1148 | gen_set_label(l2); | |
1149 | } | |
1150 | ||
1151 | /* call this function before using the condition register as it may | |
1152 | have been set for a jump */ | |
1153 | static inline void flush_cond(DisasContext *dc, TCGv cond) | |
1154 | { | |
1155 | if (dc->npc == JUMP_PC) { | |
1156 | gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond); | |
1157 | dc->npc = DYNAMIC_PC; | |
1158 | } | |
1159 | } | |
1160 | ||
1161 | static inline void save_npc(DisasContext *dc, TCGv cond) | |
1162 | { | |
1163 | if (dc->npc == JUMP_PC) { | |
1164 | gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond); | |
1165 | dc->npc = DYNAMIC_PC; | |
1166 | } else if (dc->npc != DYNAMIC_PC) { | |
1167 | tcg_gen_movi_tl(cpu_npc, dc->npc); | |
1168 | } | |
1169 | } | |
1170 | ||
1171 | static inline void save_state(DisasContext *dc, TCGv cond) | |
1172 | { | |
1173 | tcg_gen_movi_tl(cpu_pc, dc->pc); | |
1174 | save_npc(dc, cond); | |
1175 | } | |
1176 | ||
1177 | static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond) | |
1178 | { | |
1179 | if (dc->npc == JUMP_PC) { | |
1180 | gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond); | |
1181 | tcg_gen_mov_tl(cpu_pc, cpu_npc); | |
1182 | dc->pc = DYNAMIC_PC; | |
1183 | } else if (dc->npc == DYNAMIC_PC) { | |
1184 | tcg_gen_mov_tl(cpu_pc, cpu_npc); | |
1185 | dc->pc = DYNAMIC_PC; | |
1186 | } else { | |
1187 | dc->pc = dc->npc; | |
1188 | } | |
1189 | } | |
1190 | ||
1191 | static inline void gen_op_next_insn(void) | |
1192 | { | |
1193 | tcg_gen_mov_tl(cpu_pc, cpu_npc); | |
1194 | tcg_gen_addi_tl(cpu_npc, cpu_npc, 4); | |
1195 | } | |
1196 | ||
1197 | static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond) | |
1198 | { | |
1199 | TCGv r_src; | |
1200 | ||
1201 | #ifdef TARGET_SPARC64 | |
1202 | if (cc) | |
1203 | r_src = cpu_xcc; | |
1204 | else | |
1205 | r_src = cpu_psr; | |
1206 | #else | |
1207 | r_src = cpu_psr; | |
1208 | #endif | |
1209 | switch (cond) { | |
1210 | case 0x0: | |
1211 | gen_op_eval_bn(r_dst); | |
1212 | break; | |
1213 | case 0x1: | |
1214 | gen_op_eval_be(r_dst, r_src); | |
1215 | break; | |
1216 | case 0x2: | |
1217 | gen_op_eval_ble(r_dst, r_src); | |
1218 | break; | |
1219 | case 0x3: | |
1220 | gen_op_eval_bl(r_dst, r_src); | |
1221 | break; | |
1222 | case 0x4: | |
1223 | gen_op_eval_bleu(r_dst, r_src); | |
1224 | break; | |
1225 | case 0x5: | |
1226 | gen_op_eval_bcs(r_dst, r_src); | |
1227 | break; | |
1228 | case 0x6: | |
1229 | gen_op_eval_bneg(r_dst, r_src); | |
1230 | break; | |
1231 | case 0x7: | |
1232 | gen_op_eval_bvs(r_dst, r_src); | |
1233 | break; | |
1234 | case 0x8: | |
1235 | gen_op_eval_ba(r_dst); | |
1236 | break; | |
1237 | case 0x9: | |
1238 | gen_op_eval_bne(r_dst, r_src); | |
1239 | break; | |
1240 | case 0xa: | |
1241 | gen_op_eval_bg(r_dst, r_src); | |
1242 | break; | |
1243 | case 0xb: | |
1244 | gen_op_eval_bge(r_dst, r_src); | |
1245 | break; | |
1246 | case 0xc: | |
1247 | gen_op_eval_bgu(r_dst, r_src); | |
1248 | break; | |
1249 | case 0xd: | |
1250 | gen_op_eval_bcc(r_dst, r_src); | |
1251 | break; | |
1252 | case 0xe: | |
1253 | gen_op_eval_bpos(r_dst, r_src); | |
1254 | break; | |
1255 | case 0xf: | |
1256 | gen_op_eval_bvc(r_dst, r_src); | |
1257 | break; | |
1258 | } | |
1259 | } | |
1260 | ||
1261 | static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond) | |
1262 | { | |
1263 | unsigned int offset; | |
1264 | ||
1265 | switch (cc) { | |
1266 | default: | |
1267 | case 0x0: | |
1268 | offset = 0; | |
1269 | break; | |
1270 | case 0x1: | |
1271 | offset = 32 - 10; | |
1272 | break; | |
1273 | case 0x2: | |
1274 | offset = 34 - 10; | |
1275 | break; | |
1276 | case 0x3: | |
1277 | offset = 36 - 10; | |
1278 | break; | |
1279 | } | |
1280 | ||
1281 | switch (cond) { | |
1282 | case 0x0: | |
1283 | gen_op_eval_bn(r_dst); | |
1284 | break; | |
1285 | case 0x1: | |
1286 | gen_op_eval_fbne(r_dst, cpu_fsr, offset); | |
1287 | break; | |
1288 | case 0x2: | |
1289 | gen_op_eval_fblg(r_dst, cpu_fsr, offset); | |
1290 | break; | |
1291 | case 0x3: | |
1292 | gen_op_eval_fbul(r_dst, cpu_fsr, offset); | |
1293 | break; | |
1294 | case 0x4: | |
1295 | gen_op_eval_fbl(r_dst, cpu_fsr, offset); | |
1296 | break; | |
1297 | case 0x5: | |
1298 | gen_op_eval_fbug(r_dst, cpu_fsr, offset); | |
1299 | break; | |
1300 | case 0x6: | |
1301 | gen_op_eval_fbg(r_dst, cpu_fsr, offset); | |
1302 | break; | |
1303 | case 0x7: | |
1304 | gen_op_eval_fbu(r_dst, cpu_fsr, offset); | |
1305 | break; | |
1306 | case 0x8: | |
1307 | gen_op_eval_ba(r_dst); | |
1308 | break; | |
1309 | case 0x9: | |
1310 | gen_op_eval_fbe(r_dst, cpu_fsr, offset); | |
1311 | break; | |
1312 | case 0xa: | |
1313 | gen_op_eval_fbue(r_dst, cpu_fsr, offset); | |
1314 | break; | |
1315 | case 0xb: | |
1316 | gen_op_eval_fbge(r_dst, cpu_fsr, offset); | |
1317 | break; | |
1318 | case 0xc: | |
1319 | gen_op_eval_fbuge(r_dst, cpu_fsr, offset); | |
1320 | break; | |
1321 | case 0xd: | |
1322 | gen_op_eval_fble(r_dst, cpu_fsr, offset); | |
1323 | break; | |
1324 | case 0xe: | |
1325 | gen_op_eval_fbule(r_dst, cpu_fsr, offset); | |
1326 | break; | |
1327 | case 0xf: | |
1328 | gen_op_eval_fbo(r_dst, cpu_fsr, offset); | |
1329 | break; | |
1330 | } | |
1331 | } | |
1332 | ||
1333 | #ifdef TARGET_SPARC64 | |
1334 | // Inverted logic | |
1335 | static const int gen_tcg_cond_reg[8] = { | |
1336 | -1, | |
1337 | TCG_COND_NE, | |
1338 | TCG_COND_GT, | |
1339 | TCG_COND_GE, | |
1340 | -1, | |
1341 | TCG_COND_EQ, | |
1342 | TCG_COND_LE, | |
1343 | TCG_COND_LT, | |
1344 | }; | |
1345 | ||
1346 | static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src) | |
1347 | { | |
1348 | int l1; | |
1349 | ||
1350 | l1 = gen_new_label(); | |
1351 | tcg_gen_movi_tl(r_dst, 0); | |
1352 | tcg_gen_brcond_tl(gen_tcg_cond_reg[cond], r_src, tcg_const_tl(0), l1); | |
1353 | tcg_gen_movi_tl(r_dst, 1); | |
1354 | gen_set_label(l1); | |
1355 | } | |
1356 | #endif | |
1357 | ||
1358 | /* XXX: potentially incorrect if dynamic npc */ | |
1359 | static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc, | |
1360 | TCGv r_cond) | |
1361 | { | |
1362 | unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29)); | |
1363 | target_ulong target = dc->pc + offset; | |
1364 | ||
1365 | if (cond == 0x0) { | |
1366 | /* unconditional not taken */ | |
1367 | if (a) { | |
1368 | dc->pc = dc->npc + 4; | |
1369 | dc->npc = dc->pc + 4; | |
1370 | } else { | |
1371 | dc->pc = dc->npc; | |
1372 | dc->npc = dc->pc + 4; | |
1373 | } | |
1374 | } else if (cond == 0x8) { | |
1375 | /* unconditional taken */ | |
1376 | if (a) { | |
1377 | dc->pc = target; | |
1378 | dc->npc = dc->pc + 4; | |
1379 | } else { | |
1380 | dc->pc = dc->npc; | |
1381 | dc->npc = target; | |
1382 | } | |
1383 | } else { | |
1384 | flush_cond(dc, r_cond); | |
1385 | gen_cond(r_cond, cc, cond); | |
1386 | if (a) { | |
1387 | gen_branch_a(dc, target, dc->npc, r_cond); | |
1388 | dc->is_br = 1; | |
1389 | } else { | |
1390 | dc->pc = dc->npc; | |
1391 | dc->jump_pc[0] = target; | |
1392 | dc->jump_pc[1] = dc->npc + 4; | |
1393 | dc->npc = JUMP_PC; | |
1394 | } | |
1395 | } | |
1396 | } | |
1397 | ||
1398 | /* XXX: potentially incorrect if dynamic npc */ | |
1399 | static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc, | |
1400 | TCGv r_cond) | |
1401 | { | |
1402 | unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29)); | |
1403 | target_ulong target = dc->pc + offset; | |
1404 | ||
1405 | if (cond == 0x0) { | |
1406 | /* unconditional not taken */ | |
1407 | if (a) { | |
1408 | dc->pc = dc->npc + 4; | |
1409 | dc->npc = dc->pc + 4; | |
1410 | } else { | |
1411 | dc->pc = dc->npc; | |
1412 | dc->npc = dc->pc + 4; | |
1413 | } | |
1414 | } else if (cond == 0x8) { | |
1415 | /* unconditional taken */ | |
1416 | if (a) { | |
1417 | dc->pc = target; | |
1418 | dc->npc = dc->pc + 4; | |
1419 | } else { | |
1420 | dc->pc = dc->npc; | |
1421 | dc->npc = target; | |
1422 | } | |
1423 | } else { | |
1424 | flush_cond(dc, r_cond); | |
1425 | gen_fcond(r_cond, cc, cond); | |
1426 | if (a) { | |
1427 | gen_branch_a(dc, target, dc->npc, r_cond); | |
1428 | dc->is_br = 1; | |
1429 | } else { | |
1430 | dc->pc = dc->npc; | |
1431 | dc->jump_pc[0] = target; | |
1432 | dc->jump_pc[1] = dc->npc + 4; | |
1433 | dc->npc = JUMP_PC; | |
1434 | } | |
1435 | } | |
1436 | } | |
1437 | ||
1438 | #ifdef TARGET_SPARC64 | |
1439 | /* XXX: potentially incorrect if dynamic npc */ | |
1440 | static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn, | |
1441 | TCGv r_cond, TCGv r_reg) | |
1442 | { | |
1443 | unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29)); | |
1444 | target_ulong target = dc->pc + offset; | |
1445 | ||
1446 | flush_cond(dc, r_cond); | |
1447 | gen_cond_reg(r_cond, cond, r_reg); | |
1448 | if (a) { | |
1449 | gen_branch_a(dc, target, dc->npc, r_cond); | |
1450 | dc->is_br = 1; | |
1451 | } else { | |
1452 | dc->pc = dc->npc; | |
1453 | dc->jump_pc[0] = target; | |
1454 | dc->jump_pc[1] = dc->npc + 4; | |
1455 | dc->npc = JUMP_PC; | |
1456 | } | |
1457 | } | |
1458 | ||
1459 | static GenOpFunc * const gen_fcmps[4] = { | |
1460 | helper_fcmps, | |
1461 | helper_fcmps_fcc1, | |
1462 | helper_fcmps_fcc2, | |
1463 | helper_fcmps_fcc3, | |
1464 | }; | |
1465 | ||
1466 | static GenOpFunc * const gen_fcmpd[4] = { | |
1467 | helper_fcmpd, | |
1468 | helper_fcmpd_fcc1, | |
1469 | helper_fcmpd_fcc2, | |
1470 | helper_fcmpd_fcc3, | |
1471 | }; | |
1472 | ||
1473 | static GenOpFunc * const gen_fcmpq[4] = { | |
1474 | helper_fcmpq, | |
1475 | helper_fcmpq_fcc1, | |
1476 | helper_fcmpq_fcc2, | |
1477 | helper_fcmpq_fcc3, | |
1478 | }; | |
1479 | ||
1480 | static GenOpFunc * const gen_fcmpes[4] = { | |
1481 | helper_fcmpes, | |
1482 | helper_fcmpes_fcc1, | |
1483 | helper_fcmpes_fcc2, | |
1484 | helper_fcmpes_fcc3, | |
1485 | }; | |
1486 | ||
1487 | static GenOpFunc * const gen_fcmped[4] = { | |
1488 | helper_fcmped, | |
1489 | helper_fcmped_fcc1, | |
1490 | helper_fcmped_fcc2, | |
1491 | helper_fcmped_fcc3, | |
1492 | }; | |
1493 | ||
1494 | static GenOpFunc * const gen_fcmpeq[4] = { | |
1495 | helper_fcmpeq, | |
1496 | helper_fcmpeq_fcc1, | |
1497 | helper_fcmpeq_fcc2, | |
1498 | helper_fcmpeq_fcc3, | |
1499 | }; | |
1500 | ||
1501 | static inline void gen_op_fcmps(int fccno) | |
1502 | { | |
1503 | tcg_gen_helper_0_0(gen_fcmps[fccno]); | |
1504 | } | |
1505 | ||
1506 | static inline void gen_op_fcmpd(int fccno) | |
1507 | { | |
1508 | tcg_gen_helper_0_0(gen_fcmpd[fccno]); | |
1509 | } | |
1510 | ||
1511 | static inline void gen_op_fcmpq(int fccno) | |
1512 | { | |
1513 | tcg_gen_helper_0_0(gen_fcmpq[fccno]); | |
1514 | } | |
1515 | ||
1516 | static inline void gen_op_fcmpes(int fccno) | |
1517 | { | |
1518 | tcg_gen_helper_0_0(gen_fcmpes[fccno]); | |
1519 | } | |
1520 | ||
1521 | static inline void gen_op_fcmped(int fccno) | |
1522 | { | |
1523 | tcg_gen_helper_0_0(gen_fcmped[fccno]); | |
1524 | } | |
1525 | ||
1526 | static inline void gen_op_fcmpeq(int fccno) | |
1527 | { | |
1528 | tcg_gen_helper_0_0(gen_fcmpeq[fccno]); | |
1529 | } | |
1530 | ||
1531 | #else | |
1532 | ||
1533 | static inline void gen_op_fcmps(int fccno) | |
1534 | { | |
1535 | tcg_gen_helper_0_0(helper_fcmps); | |
1536 | } | |
1537 | ||
1538 | static inline void gen_op_fcmpd(int fccno) | |
1539 | { | |
1540 | tcg_gen_helper_0_0(helper_fcmpd); | |
1541 | } | |
1542 | ||
1543 | static inline void gen_op_fcmpq(int fccno) | |
1544 | { | |
1545 | tcg_gen_helper_0_0(helper_fcmpq); | |
1546 | } | |
1547 | ||
1548 | static inline void gen_op_fcmpes(int fccno) | |
1549 | { | |
1550 | tcg_gen_helper_0_0(helper_fcmpes); | |
1551 | } | |
1552 | ||
1553 | static inline void gen_op_fcmped(int fccno) | |
1554 | { | |
1555 | tcg_gen_helper_0_0(helper_fcmped); | |
1556 | } | |
1557 | ||
1558 | static inline void gen_op_fcmpeq(int fccno) | |
1559 | { | |
1560 | tcg_gen_helper_0_0(helper_fcmpeq); | |
1561 | } | |
1562 | #endif | |
1563 | ||
1564 | static inline void gen_op_fpexception_im(int fsr_flags) | |
1565 | { | |
1566 | tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~FSR_FTT_MASK); | |
1567 | tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags); | |
1568 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_FP_EXCP)); | |
1569 | } | |
1570 | ||
1571 | static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond) | |
1572 | { | |
1573 | #if !defined(CONFIG_USER_ONLY) | |
1574 | if (!dc->fpu_enabled) { | |
1575 | save_state(dc, r_cond); | |
1576 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_NFPU_INSN)); | |
1577 | dc->is_br = 1; | |
1578 | return 1; | |
1579 | } | |
1580 | #endif | |
1581 | return 0; | |
1582 | } | |
1583 | ||
1584 | static inline void gen_op_clear_ieee_excp_and_FTT(void) | |
1585 | { | |
1586 | tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~(FSR_FTT_MASK | FSR_CEXC_MASK)); | |
1587 | } | |
1588 | ||
1589 | static inline void gen_clear_float_exceptions(void) | |
1590 | { | |
1591 | tcg_gen_helper_0_0(helper_clear_float_exceptions); | |
1592 | } | |
1593 | ||
1594 | /* asi moves */ | |
1595 | #ifdef TARGET_SPARC64 | |
1596 | static inline TCGv gen_get_asi(int insn, TCGv r_addr) | |
1597 | { | |
1598 | int asi, offset; | |
1599 | TCGv r_asi; | |
1600 | ||
1601 | if (IS_IMM) { | |
1602 | r_asi = tcg_temp_new(TCG_TYPE_I32); | |
1603 | offset = GET_FIELD(insn, 25, 31); | |
1604 | tcg_gen_addi_tl(r_addr, r_addr, offset); | |
1605 | tcg_gen_ld_i32(r_asi, cpu_env, offsetof(CPUSPARCState, asi)); | |
1606 | } else { | |
1607 | asi = GET_FIELD(insn, 19, 26); | |
1608 | r_asi = tcg_const_i32(asi); | |
1609 | } | |
1610 | return r_asi; | |
1611 | } | |
1612 | ||
1613 | static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size, | |
1614 | int sign) | |
1615 | { | |
1616 | TCGv r_asi; | |
1617 | ||
1618 | r_asi = gen_get_asi(insn, addr); | |
1619 | tcg_gen_helper_1_4(helper_ld_asi, dst, addr, r_asi, | |
1620 | tcg_const_i32(size), tcg_const_i32(sign)); | |
1621 | } | |
1622 | ||
1623 | static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size) | |
1624 | { | |
1625 | TCGv r_asi; | |
1626 | ||
1627 | r_asi = gen_get_asi(insn, addr); | |
1628 | tcg_gen_helper_0_4(helper_st_asi, addr, src, r_asi, tcg_const_i32(size)); | |
1629 | } | |
1630 | ||
1631 | static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd) | |
1632 | { | |
1633 | TCGv r_asi; | |
1634 | ||
1635 | r_asi = gen_get_asi(insn, addr); | |
1636 | tcg_gen_helper_0_4(helper_ldf_asi, addr, r_asi, tcg_const_i32(size), | |
1637 | tcg_const_i32(rd)); | |
1638 | } | |
1639 | ||
1640 | static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd) | |
1641 | { | |
1642 | TCGv r_asi; | |
1643 | ||
1644 | r_asi = gen_get_asi(insn, addr); | |
1645 | tcg_gen_helper_0_4(helper_stf_asi, addr, r_asi, tcg_const_i32(size), | |
1646 | tcg_const_i32(rd)); | |
1647 | } | |
1648 | ||
1649 | static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn) | |
1650 | { | |
1651 | TCGv r_temp, r_asi; | |
1652 | ||
1653 | r_temp = tcg_temp_new(TCG_TYPE_I32); | |
1654 | r_asi = gen_get_asi(insn, addr); | |
1655 | tcg_gen_helper_1_4(helper_ld_asi, r_temp, addr, r_asi, | |
1656 | tcg_const_i32(4), tcg_const_i32(0)); | |
1657 | tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, | |
1658 | tcg_const_i32(4)); | |
1659 | tcg_gen_extu_i32_tl(dst, r_temp); | |
1660 | } | |
1661 | ||
1662 | static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn) | |
1663 | { | |
1664 | TCGv r_asi; | |
1665 | ||
1666 | r_asi = gen_get_asi(insn, addr); | |
1667 | tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, | |
1668 | tcg_const_i32(8), tcg_const_i32(0)); | |
1669 | tcg_gen_andi_i64(lo, cpu_tmp64, 0xffffffffULL); | |
1670 | tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32); | |
1671 | tcg_gen_andi_i64(hi, cpu_tmp64, 0xffffffffULL); | |
1672 | } | |
1673 | ||
1674 | static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd) | |
1675 | { | |
1676 | TCGv r_temp, r_asi; | |
1677 | ||
1678 | r_temp = tcg_temp_new(TCG_TYPE_I32); | |
1679 | gen_movl_reg_TN(rd + 1, r_temp); | |
1680 | tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi, | |
1681 | r_temp); | |
1682 | r_asi = gen_get_asi(insn, addr); | |
1683 | tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, | |
1684 | tcg_const_i32(8)); | |
1685 | } | |
1686 | ||
1687 | static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn, | |
1688 | int rd) | |
1689 | { | |
1690 | TCGv r_val1, r_asi; | |
1691 | ||
1692 | r_val1 = tcg_temp_new(TCG_TYPE_I32); | |
1693 | gen_movl_reg_TN(rd, r_val1); | |
1694 | r_asi = gen_get_asi(insn, addr); | |
1695 | tcg_gen_helper_1_4(helper_cas_asi, dst, addr, r_val1, val2, r_asi); | |
1696 | } | |
1697 | ||
1698 | static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn, | |
1699 | int rd) | |
1700 | { | |
1701 | TCGv r_asi; | |
1702 | ||
1703 | gen_movl_reg_TN(rd, cpu_tmp64); | |
1704 | r_asi = gen_get_asi(insn, addr); | |
1705 | tcg_gen_helper_1_4(helper_casx_asi, dst, addr, cpu_tmp64, val2, r_asi); | |
1706 | } | |
1707 | ||
1708 | #elif !defined(CONFIG_USER_ONLY) | |
1709 | ||
1710 | static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size, | |
1711 | int sign) | |
1712 | { | |
1713 | int asi; | |
1714 | ||
1715 | asi = GET_FIELD(insn, 19, 26); | |
1716 | tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, tcg_const_i32(asi), | |
1717 | tcg_const_i32(size), tcg_const_i32(sign)); | |
1718 | tcg_gen_trunc_i64_tl(dst, cpu_tmp64); | |
1719 | } | |
1720 | ||
1721 | static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size) | |
1722 | { | |
1723 | int asi; | |
1724 | ||
1725 | tcg_gen_extu_tl_i64(cpu_tmp64, src); | |
1726 | asi = GET_FIELD(insn, 19, 26); | |
1727 | tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, tcg_const_i32(asi), | |
1728 | tcg_const_i32(size)); | |
1729 | } | |
1730 | ||
1731 | static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn) | |
1732 | { | |
1733 | int asi; | |
1734 | TCGv r_temp; | |
1735 | ||
1736 | r_temp = tcg_temp_new(TCG_TYPE_I32); | |
1737 | asi = GET_FIELD(insn, 19, 26); | |
1738 | tcg_gen_helper_1_4(helper_ld_asi, r_temp, addr, tcg_const_i32(asi), | |
1739 | tcg_const_i32(4), tcg_const_i32(0)); | |
1740 | tcg_gen_helper_0_4(helper_st_asi, addr, dst, tcg_const_i32(asi), | |
1741 | tcg_const_i32(4)); | |
1742 | tcg_gen_extu_i32_tl(dst, r_temp); | |
1743 | } | |
1744 | ||
1745 | static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn) | |
1746 | { | |
1747 | int asi; | |
1748 | ||
1749 | asi = GET_FIELD(insn, 19, 26); | |
1750 | tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, tcg_const_i32(asi), | |
1751 | tcg_const_i32(8), tcg_const_i32(0)); | |
1752 | tcg_gen_trunc_i64_tl(lo, cpu_tmp64); | |
1753 | tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32); | |
1754 | tcg_gen_trunc_i64_tl(hi, cpu_tmp64); | |
1755 | } | |
1756 | ||
1757 | static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd) | |
1758 | { | |
1759 | int asi; | |
1760 | TCGv r_temp; | |
1761 | ||
1762 | r_temp = tcg_temp_new(TCG_TYPE_I32); | |
1763 | gen_movl_reg_TN(rd + 1, r_temp); | |
1764 | tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi, r_temp); | |
1765 | asi = GET_FIELD(insn, 19, 26); | |
1766 | tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, tcg_const_i32(asi), | |
1767 | tcg_const_i32(8)); | |
1768 | } | |
1769 | #endif | |
1770 | ||
1771 | #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64) | |
1772 | static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn) | |
1773 | { | |
1774 | int asi; | |
1775 | ||
1776 | gen_ld_asi(dst, addr, insn, 1, 0); | |
1777 | ||
1778 | asi = GET_FIELD(insn, 19, 26); | |
1779 | tcg_gen_helper_0_4(helper_st_asi, addr, tcg_const_i64(0xffULL), | |
1780 | tcg_const_i32(asi), tcg_const_i32(1)); | |
1781 | } | |
1782 | #endif | |
1783 | ||
1784 | static inline TCGv get_src1(unsigned int insn, TCGv def) | |
1785 | { | |
1786 | TCGv r_rs1 = def; | |
1787 | unsigned int rs1; | |
1788 | ||
1789 | rs1 = GET_FIELD(insn, 13, 17); | |
1790 | if (rs1 == 0) | |
1791 | //r_rs1 = tcg_const_tl(0); | |
1792 | tcg_gen_movi_tl(def, 0); | |
1793 | else if (rs1 < 8) | |
1794 | //r_rs1 = cpu_gregs[rs1]; | |
1795 | tcg_gen_mov_tl(def, cpu_gregs[rs1]); | |
1796 | else | |
1797 | tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong)); | |
1798 | return r_rs1; | |
1799 | } | |
1800 | ||
1801 | static inline TCGv get_src2(unsigned int insn, TCGv def) | |
1802 | { | |
1803 | TCGv r_rs2 = def; | |
1804 | unsigned int rs2; | |
1805 | ||
1806 | if (IS_IMM) { /* immediate */ | |
1807 | rs2 = GET_FIELDs(insn, 19, 31); | |
1808 | r_rs2 = tcg_const_tl((int)rs2); | |
1809 | } else { /* register */ | |
1810 | rs2 = GET_FIELD(insn, 27, 31); | |
1811 | if (rs2 == 0) | |
1812 | r_rs2 = tcg_const_tl(0); | |
1813 | else if (rs2 < 8) | |
1814 | r_rs2 = cpu_gregs[rs2]; | |
1815 | else | |
1816 | tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong)); | |
1817 | } | |
1818 | return r_rs2; | |
1819 | } | |
1820 | ||
1821 | #define CHECK_IU_FEATURE(dc, FEATURE) \ | |
1822 | if (!((dc)->features & CPU_FEATURE_ ## FEATURE)) \ | |
1823 | goto illegal_insn; | |
1824 | #define CHECK_FPU_FEATURE(dc, FEATURE) \ | |
1825 | if (!((dc)->features & CPU_FEATURE_ ## FEATURE)) \ | |
1826 | goto nfpu_insn; | |
1827 | ||
1828 | /* before an instruction, dc->pc must be static */ | |
1829 | static void disas_sparc_insn(DisasContext * dc) | |
1830 | { | |
1831 | unsigned int insn, opc, rs1, rs2, rd; | |
1832 | ||
1833 | insn = ldl_code(dc->pc); | |
1834 | opc = GET_FIELD(insn, 0, 1); | |
1835 | ||
1836 | rd = GET_FIELD(insn, 2, 6); | |
1837 | ||
1838 | cpu_dst = cpu_T[0]; | |
1839 | cpu_src1 = cpu_T[0]; // const | |
1840 | cpu_src2 = cpu_T[1]; // const | |
1841 | ||
1842 | // loads and stores | |
1843 | cpu_addr = cpu_T[0]; | |
1844 | cpu_val = cpu_T[1]; | |
1845 | ||
1846 | switch (opc) { | |
1847 | case 0: /* branches/sethi */ | |
1848 | { | |
1849 | unsigned int xop = GET_FIELD(insn, 7, 9); | |
1850 | int32_t target; | |
1851 | switch (xop) { | |
1852 | #ifdef TARGET_SPARC64 | |
1853 | case 0x1: /* V9 BPcc */ | |
1854 | { | |
1855 | int cc; | |
1856 | ||
1857 | target = GET_FIELD_SP(insn, 0, 18); | |
1858 | target = sign_extend(target, 18); | |
1859 | target <<= 2; | |
1860 | cc = GET_FIELD_SP(insn, 20, 21); | |
1861 | if (cc == 0) | |
1862 | do_branch(dc, target, insn, 0, cpu_cond); | |
1863 | else if (cc == 2) | |
1864 | do_branch(dc, target, insn, 1, cpu_cond); | |
1865 | else | |
1866 | goto illegal_insn; | |
1867 | goto jmp_insn; | |
1868 | } | |
1869 | case 0x3: /* V9 BPr */ | |
1870 | { | |
1871 | target = GET_FIELD_SP(insn, 0, 13) | | |
1872 | (GET_FIELD_SP(insn, 20, 21) << 14); | |
1873 | target = sign_extend(target, 16); | |
1874 | target <<= 2; | |
1875 | cpu_src1 = get_src1(insn, cpu_src1); | |
1876 | do_branch_reg(dc, target, insn, cpu_cond, cpu_src1); | |
1877 | goto jmp_insn; | |
1878 | } | |
1879 | case 0x5: /* V9 FBPcc */ | |
1880 | { | |
1881 | int cc = GET_FIELD_SP(insn, 20, 21); | |
1882 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
1883 | goto jmp_insn; | |
1884 | target = GET_FIELD_SP(insn, 0, 18); | |
1885 | target = sign_extend(target, 19); | |
1886 | target <<= 2; | |
1887 | do_fbranch(dc, target, insn, cc, cpu_cond); | |
1888 | goto jmp_insn; | |
1889 | } | |
1890 | #else | |
1891 | case 0x7: /* CBN+x */ | |
1892 | { | |
1893 | goto ncp_insn; | |
1894 | } | |
1895 | #endif | |
1896 | case 0x2: /* BN+x */ | |
1897 | { | |
1898 | target = GET_FIELD(insn, 10, 31); | |
1899 | target = sign_extend(target, 22); | |
1900 | target <<= 2; | |
1901 | do_branch(dc, target, insn, 0, cpu_cond); | |
1902 | goto jmp_insn; | |
1903 | } | |
1904 | case 0x6: /* FBN+x */ | |
1905 | { | |
1906 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
1907 | goto jmp_insn; | |
1908 | target = GET_FIELD(insn, 10, 31); | |
1909 | target = sign_extend(target, 22); | |
1910 | target <<= 2; | |
1911 | do_fbranch(dc, target, insn, 0, cpu_cond); | |
1912 | goto jmp_insn; | |
1913 | } | |
1914 | case 0x4: /* SETHI */ | |
1915 | if (rd) { // nop | |
1916 | uint32_t value = GET_FIELD(insn, 10, 31); | |
1917 | gen_movl_TN_reg(rd, tcg_const_tl(value << 10)); | |
1918 | } | |
1919 | break; | |
1920 | case 0x0: /* UNIMPL */ | |
1921 | default: | |
1922 | goto illegal_insn; | |
1923 | } | |
1924 | break; | |
1925 | } | |
1926 | break; | |
1927 | case 1: | |
1928 | /*CALL*/ { | |
1929 | target_long target = GET_FIELDs(insn, 2, 31) << 2; | |
1930 | ||
1931 | gen_movl_TN_reg(15, tcg_const_tl(dc->pc)); | |
1932 | target += dc->pc; | |
1933 | gen_mov_pc_npc(dc, cpu_cond); | |
1934 | dc->npc = target; | |
1935 | } | |
1936 | goto jmp_insn; | |
1937 | case 2: /* FPU & Logical Operations */ | |
1938 | { | |
1939 | unsigned int xop = GET_FIELD(insn, 7, 12); | |
1940 | if (xop == 0x3a) { /* generate trap */ | |
1941 | int cond; | |
1942 | ||
1943 | cpu_src1 = get_src1(insn, cpu_src1); | |
1944 | if (IS_IMM) { | |
1945 | rs2 = GET_FIELD(insn, 25, 31); | |
1946 | tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2); | |
1947 | } else { | |
1948 | rs2 = GET_FIELD(insn, 27, 31); | |
1949 | if (rs2 != 0) { | |
1950 | gen_movl_reg_TN(rs2, cpu_src2); | |
1951 | tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); | |
1952 | } else | |
1953 | tcg_gen_mov_tl(cpu_dst, cpu_src1); | |
1954 | } | |
1955 | cond = GET_FIELD(insn, 3, 6); | |
1956 | if (cond == 0x8) { | |
1957 | save_state(dc, cpu_cond); | |
1958 | tcg_gen_helper_0_1(helper_trap, cpu_dst); | |
1959 | } else if (cond != 0) { | |
1960 | TCGv r_cond = tcg_temp_new(TCG_TYPE_TL); | |
1961 | #ifdef TARGET_SPARC64 | |
1962 | /* V9 icc/xcc */ | |
1963 | int cc = GET_FIELD_SP(insn, 11, 12); | |
1964 | ||
1965 | save_state(dc, cpu_cond); | |
1966 | if (cc == 0) | |
1967 | gen_cond(r_cond, 0, cond); | |
1968 | else if (cc == 2) | |
1969 | gen_cond(r_cond, 1, cond); | |
1970 | else | |
1971 | goto illegal_insn; | |
1972 | #else | |
1973 | save_state(dc, cpu_cond); | |
1974 | gen_cond(r_cond, 0, cond); | |
1975 | #endif | |
1976 | tcg_gen_helper_0_2(helper_trapcc, cpu_dst, r_cond); | |
1977 | } | |
1978 | gen_op_next_insn(); | |
1979 | tcg_gen_exit_tb(0); | |
1980 | dc->is_br = 1; | |
1981 | goto jmp_insn; | |
1982 | } else if (xop == 0x28) { | |
1983 | rs1 = GET_FIELD(insn, 13, 17); | |
1984 | switch(rs1) { | |
1985 | case 0: /* rdy */ | |
1986 | #ifndef TARGET_SPARC64 | |
1987 | case 0x01 ... 0x0e: /* undefined in the SPARCv8 | |
1988 | manual, rdy on the microSPARC | |
1989 | II */ | |
1990 | case 0x0f: /* stbar in the SPARCv8 manual, | |
1991 | rdy on the microSPARC II */ | |
1992 | case 0x10 ... 0x1f: /* implementation-dependent in the | |
1993 | SPARCv8 manual, rdy on the | |
1994 | microSPARC II */ | |
1995 | #endif | |
1996 | tcg_gen_ld_tl(cpu_dst, cpu_env, | |
1997 | offsetof(CPUSPARCState, y)); | |
1998 | gen_movl_TN_reg(rd, cpu_dst); | |
1999 | break; | |
2000 | #ifdef TARGET_SPARC64 | |
2001 | case 0x2: /* V9 rdccr */ | |
2002 | tcg_gen_helper_1_0(helper_rdccr, cpu_dst); | |
2003 | gen_movl_TN_reg(rd, cpu_dst); | |
2004 | break; | |
2005 | case 0x3: /* V9 rdasi */ | |
2006 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2007 | offsetof(CPUSPARCState, asi)); | |
2008 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2009 | gen_movl_TN_reg(rd, cpu_dst); | |
2010 | break; | |
2011 | case 0x4: /* V9 rdtick */ | |
2012 | { | |
2013 | TCGv r_tickptr; | |
2014 | ||
2015 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
2016 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
2017 | offsetof(CPUState, tick)); | |
2018 | tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst, | |
2019 | r_tickptr); | |
2020 | gen_movl_TN_reg(rd, cpu_dst); | |
2021 | } | |
2022 | break; | |
2023 | case 0x5: /* V9 rdpc */ | |
2024 | gen_movl_TN_reg(rd, tcg_const_tl(dc->pc)); | |
2025 | break; | |
2026 | case 0x6: /* V9 rdfprs */ | |
2027 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2028 | offsetof(CPUSPARCState, fprs)); | |
2029 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2030 | gen_movl_TN_reg(rd, cpu_dst); | |
2031 | break; | |
2032 | case 0xf: /* V9 membar */ | |
2033 | break; /* no effect */ | |
2034 | case 0x13: /* Graphics Status */ | |
2035 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
2036 | goto jmp_insn; | |
2037 | tcg_gen_ld_tl(cpu_dst, cpu_env, | |
2038 | offsetof(CPUSPARCState, gsr)); | |
2039 | gen_movl_TN_reg(rd, cpu_dst); | |
2040 | break; | |
2041 | case 0x17: /* Tick compare */ | |
2042 | tcg_gen_ld_tl(cpu_dst, cpu_env, | |
2043 | offsetof(CPUSPARCState, tick_cmpr)); | |
2044 | gen_movl_TN_reg(rd, cpu_dst); | |
2045 | break; | |
2046 | case 0x18: /* System tick */ | |
2047 | { | |
2048 | TCGv r_tickptr; | |
2049 | ||
2050 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
2051 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
2052 | offsetof(CPUState, stick)); | |
2053 | tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst, | |
2054 | r_tickptr); | |
2055 | gen_movl_TN_reg(rd, cpu_dst); | |
2056 | } | |
2057 | break; | |
2058 | case 0x19: /* System tick compare */ | |
2059 | tcg_gen_ld_tl(cpu_dst, cpu_env, | |
2060 | offsetof(CPUSPARCState, stick_cmpr)); | |
2061 | gen_movl_TN_reg(rd, cpu_dst); | |
2062 | break; | |
2063 | case 0x10: /* Performance Control */ | |
2064 | case 0x11: /* Performance Instrumentation Counter */ | |
2065 | case 0x12: /* Dispatch Control */ | |
2066 | case 0x14: /* Softint set, WO */ | |
2067 | case 0x15: /* Softint clear, WO */ | |
2068 | case 0x16: /* Softint write */ | |
2069 | #endif | |
2070 | default: | |
2071 | goto illegal_insn; | |
2072 | } | |
2073 | #if !defined(CONFIG_USER_ONLY) | |
2074 | } else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */ | |
2075 | #ifndef TARGET_SPARC64 | |
2076 | if (!supervisor(dc)) | |
2077 | goto priv_insn; | |
2078 | tcg_gen_helper_1_0(helper_rdpsr, cpu_dst); | |
2079 | #else | |
2080 | if (!hypervisor(dc)) | |
2081 | goto priv_insn; | |
2082 | rs1 = GET_FIELD(insn, 13, 17); | |
2083 | switch (rs1) { | |
2084 | case 0: // hpstate | |
2085 | // gen_op_rdhpstate(); | |
2086 | break; | |
2087 | case 1: // htstate | |
2088 | // gen_op_rdhtstate(); | |
2089 | break; | |
2090 | case 3: // hintp | |
2091 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2092 | offsetof(CPUSPARCState, hintp)); | |
2093 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2094 | break; | |
2095 | case 5: // htba | |
2096 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2097 | offsetof(CPUSPARCState, htba)); | |
2098 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2099 | break; | |
2100 | case 6: // hver | |
2101 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2102 | offsetof(CPUSPARCState, hver)); | |
2103 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2104 | break; | |
2105 | case 31: // hstick_cmpr | |
2106 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
2107 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
2108 | offsetof(CPUSPARCState, hstick_cmpr)); | |
2109 | break; | |
2110 | default: | |
2111 | goto illegal_insn; | |
2112 | } | |
2113 | #endif | |
2114 | gen_movl_TN_reg(rd, cpu_dst); | |
2115 | break; | |
2116 | } else if (xop == 0x2a) { /* rdwim / V9 rdpr */ | |
2117 | if (!supervisor(dc)) | |
2118 | goto priv_insn; | |
2119 | #ifdef TARGET_SPARC64 | |
2120 | rs1 = GET_FIELD(insn, 13, 17); | |
2121 | switch (rs1) { | |
2122 | case 0: // tpc | |
2123 | { | |
2124 | TCGv r_tsptr; | |
2125 | ||
2126 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
2127 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
2128 | offsetof(CPUState, tsptr)); | |
2129 | tcg_gen_ld_tl(cpu_dst, r_tsptr, | |
2130 | offsetof(trap_state, tpc)); | |
2131 | } | |
2132 | break; | |
2133 | case 1: // tnpc | |
2134 | { | |
2135 | TCGv r_tsptr; | |
2136 | ||
2137 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
2138 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
2139 | offsetof(CPUState, tsptr)); | |
2140 | tcg_gen_ld_tl(cpu_dst, r_tsptr, | |
2141 | offsetof(trap_state, tnpc)); | |
2142 | } | |
2143 | break; | |
2144 | case 2: // tstate | |
2145 | { | |
2146 | TCGv r_tsptr; | |
2147 | ||
2148 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
2149 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
2150 | offsetof(CPUState, tsptr)); | |
2151 | tcg_gen_ld_tl(cpu_dst, r_tsptr, | |
2152 | offsetof(trap_state, tstate)); | |
2153 | } | |
2154 | break; | |
2155 | case 3: // tt | |
2156 | { | |
2157 | TCGv r_tsptr; | |
2158 | ||
2159 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
2160 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
2161 | offsetof(CPUState, tsptr)); | |
2162 | tcg_gen_ld_i32(cpu_dst, r_tsptr, | |
2163 | offsetof(trap_state, tt)); | |
2164 | } | |
2165 | break; | |
2166 | case 4: // tick | |
2167 | { | |
2168 | TCGv r_tickptr; | |
2169 | ||
2170 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
2171 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
2172 | offsetof(CPUState, tick)); | |
2173 | tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst, | |
2174 | r_tickptr); | |
2175 | gen_movl_TN_reg(rd, cpu_dst); | |
2176 | } | |
2177 | break; | |
2178 | case 5: // tba | |
2179 | tcg_gen_ld_tl(cpu_dst, cpu_env, | |
2180 | offsetof(CPUSPARCState, tbr)); | |
2181 | break; | |
2182 | case 6: // pstate | |
2183 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2184 | offsetof(CPUSPARCState, pstate)); | |
2185 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2186 | break; | |
2187 | case 7: // tl | |
2188 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2189 | offsetof(CPUSPARCState, tl)); | |
2190 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2191 | break; | |
2192 | case 8: // pil | |
2193 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2194 | offsetof(CPUSPARCState, psrpil)); | |
2195 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2196 | break; | |
2197 | case 9: // cwp | |
2198 | tcg_gen_helper_1_0(helper_rdcwp, cpu_dst); | |
2199 | break; | |
2200 | case 10: // cansave | |
2201 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2202 | offsetof(CPUSPARCState, cansave)); | |
2203 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2204 | break; | |
2205 | case 11: // canrestore | |
2206 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2207 | offsetof(CPUSPARCState, canrestore)); | |
2208 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2209 | break; | |
2210 | case 12: // cleanwin | |
2211 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2212 | offsetof(CPUSPARCState, cleanwin)); | |
2213 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2214 | break; | |
2215 | case 13: // otherwin | |
2216 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2217 | offsetof(CPUSPARCState, otherwin)); | |
2218 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2219 | break; | |
2220 | case 14: // wstate | |
2221 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2222 | offsetof(CPUSPARCState, wstate)); | |
2223 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2224 | break; | |
2225 | case 16: // UA2005 gl | |
2226 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2227 | offsetof(CPUSPARCState, gl)); | |
2228 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2229 | break; | |
2230 | case 26: // UA2005 strand status | |
2231 | if (!hypervisor(dc)) | |
2232 | goto priv_insn; | |
2233 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2234 | offsetof(CPUSPARCState, ssr)); | |
2235 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2236 | break; | |
2237 | case 31: // ver | |
2238 | tcg_gen_ld_tl(cpu_dst, cpu_env, | |
2239 | offsetof(CPUSPARCState, version)); | |
2240 | break; | |
2241 | case 15: // fq | |
2242 | default: | |
2243 | goto illegal_insn; | |
2244 | } | |
2245 | #else | |
2246 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
2247 | offsetof(CPUSPARCState, wim)); | |
2248 | tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); | |
2249 | #endif | |
2250 | gen_movl_TN_reg(rd, cpu_dst); | |
2251 | break; | |
2252 | } else if (xop == 0x2b) { /* rdtbr / V9 flushw */ | |
2253 | #ifdef TARGET_SPARC64 | |
2254 | tcg_gen_helper_0_0(helper_flushw); | |
2255 | #else | |
2256 | if (!supervisor(dc)) | |
2257 | goto priv_insn; | |
2258 | tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tbr)); | |
2259 | gen_movl_TN_reg(rd, cpu_dst); | |
2260 | #endif | |
2261 | break; | |
2262 | #endif | |
2263 | } else if (xop == 0x34) { /* FPU Operations */ | |
2264 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
2265 | goto jmp_insn; | |
2266 | gen_op_clear_ieee_excp_and_FTT(); | |
2267 | rs1 = GET_FIELD(insn, 13, 17); | |
2268 | rs2 = GET_FIELD(insn, 27, 31); | |
2269 | xop = GET_FIELD(insn, 18, 26); | |
2270 | switch (xop) { | |
2271 | case 0x1: /* fmovs */ | |
2272 | gen_op_load_fpr_FT0(rs2); | |
2273 | gen_op_store_FT0_fpr(rd); | |
2274 | break; | |
2275 | case 0x5: /* fnegs */ | |
2276 | gen_op_load_fpr_FT1(rs2); | |
2277 | tcg_gen_helper_0_0(helper_fnegs); | |
2278 | gen_op_store_FT0_fpr(rd); | |
2279 | break; | |
2280 | case 0x9: /* fabss */ | |
2281 | gen_op_load_fpr_FT1(rs2); | |
2282 | tcg_gen_helper_0_0(helper_fabss); | |
2283 | gen_op_store_FT0_fpr(rd); | |
2284 | break; | |
2285 | case 0x29: /* fsqrts */ | |
2286 | CHECK_FPU_FEATURE(dc, FSQRT); | |
2287 | gen_op_load_fpr_FT1(rs2); | |
2288 | gen_clear_float_exceptions(); | |
2289 | tcg_gen_helper_0_0(helper_fsqrts); | |
2290 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2291 | gen_op_store_FT0_fpr(rd); | |
2292 | break; | |
2293 | case 0x2a: /* fsqrtd */ | |
2294 | CHECK_FPU_FEATURE(dc, FSQRT); | |
2295 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2296 | gen_clear_float_exceptions(); | |
2297 | tcg_gen_helper_0_0(helper_fsqrtd); | |
2298 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2299 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2300 | break; | |
2301 | case 0x2b: /* fsqrtq */ | |
2302 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2303 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2304 | gen_clear_float_exceptions(); | |
2305 | tcg_gen_helper_0_0(helper_fsqrtq); | |
2306 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2307 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2308 | break; | |
2309 | case 0x41: | |
2310 | gen_op_load_fpr_FT0(rs1); | |
2311 | gen_op_load_fpr_FT1(rs2); | |
2312 | gen_clear_float_exceptions(); | |
2313 | tcg_gen_helper_0_0(helper_fadds); | |
2314 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2315 | gen_op_store_FT0_fpr(rd); | |
2316 | break; | |
2317 | case 0x42: | |
2318 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2319 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2320 | gen_clear_float_exceptions(); | |
2321 | tcg_gen_helper_0_0(helper_faddd); | |
2322 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2323 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2324 | break; | |
2325 | case 0x43: /* faddq */ | |
2326 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2327 | gen_op_load_fpr_QT0(QFPREG(rs1)); | |
2328 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2329 | gen_clear_float_exceptions(); | |
2330 | tcg_gen_helper_0_0(helper_faddq); | |
2331 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2332 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2333 | break; | |
2334 | case 0x45: | |
2335 | gen_op_load_fpr_FT0(rs1); | |
2336 | gen_op_load_fpr_FT1(rs2); | |
2337 | gen_clear_float_exceptions(); | |
2338 | tcg_gen_helper_0_0(helper_fsubs); | |
2339 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2340 | gen_op_store_FT0_fpr(rd); | |
2341 | break; | |
2342 | case 0x46: | |
2343 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2344 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2345 | gen_clear_float_exceptions(); | |
2346 | tcg_gen_helper_0_0(helper_fsubd); | |
2347 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2348 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2349 | break; | |
2350 | case 0x47: /* fsubq */ | |
2351 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2352 | gen_op_load_fpr_QT0(QFPREG(rs1)); | |
2353 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2354 | gen_clear_float_exceptions(); | |
2355 | tcg_gen_helper_0_0(helper_fsubq); | |
2356 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2357 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2358 | break; | |
2359 | case 0x49: /* fmuls */ | |
2360 | CHECK_FPU_FEATURE(dc, FMUL); | |
2361 | gen_op_load_fpr_FT0(rs1); | |
2362 | gen_op_load_fpr_FT1(rs2); | |
2363 | gen_clear_float_exceptions(); | |
2364 | tcg_gen_helper_0_0(helper_fmuls); | |
2365 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2366 | gen_op_store_FT0_fpr(rd); | |
2367 | break; | |
2368 | case 0x4a: /* fmuld */ | |
2369 | CHECK_FPU_FEATURE(dc, FMUL); | |
2370 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2371 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2372 | gen_clear_float_exceptions(); | |
2373 | tcg_gen_helper_0_0(helper_fmuld); | |
2374 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2375 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2376 | break; | |
2377 | case 0x4b: /* fmulq */ | |
2378 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2379 | CHECK_FPU_FEATURE(dc, FMUL); | |
2380 | gen_op_load_fpr_QT0(QFPREG(rs1)); | |
2381 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2382 | gen_clear_float_exceptions(); | |
2383 | tcg_gen_helper_0_0(helper_fmulq); | |
2384 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2385 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2386 | break; | |
2387 | case 0x4d: | |
2388 | gen_op_load_fpr_FT0(rs1); | |
2389 | gen_op_load_fpr_FT1(rs2); | |
2390 | gen_clear_float_exceptions(); | |
2391 | tcg_gen_helper_0_0(helper_fdivs); | |
2392 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2393 | gen_op_store_FT0_fpr(rd); | |
2394 | break; | |
2395 | case 0x4e: | |
2396 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2397 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2398 | gen_clear_float_exceptions(); | |
2399 | tcg_gen_helper_0_0(helper_fdivd); | |
2400 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2401 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2402 | break; | |
2403 | case 0x4f: /* fdivq */ | |
2404 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2405 | gen_op_load_fpr_QT0(QFPREG(rs1)); | |
2406 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2407 | gen_clear_float_exceptions(); | |
2408 | tcg_gen_helper_0_0(helper_fdivq); | |
2409 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2410 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2411 | break; | |
2412 | case 0x69: | |
2413 | gen_op_load_fpr_FT0(rs1); | |
2414 | gen_op_load_fpr_FT1(rs2); | |
2415 | gen_clear_float_exceptions(); | |
2416 | tcg_gen_helper_0_0(helper_fsmuld); | |
2417 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2418 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2419 | break; | |
2420 | case 0x6e: /* fdmulq */ | |
2421 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2422 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2423 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2424 | gen_clear_float_exceptions(); | |
2425 | tcg_gen_helper_0_0(helper_fdmulq); | |
2426 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2427 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2428 | break; | |
2429 | case 0xc4: | |
2430 | gen_op_load_fpr_FT1(rs2); | |
2431 | gen_clear_float_exceptions(); | |
2432 | tcg_gen_helper_0_0(helper_fitos); | |
2433 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2434 | gen_op_store_FT0_fpr(rd); | |
2435 | break; | |
2436 | case 0xc6: | |
2437 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2438 | gen_clear_float_exceptions(); | |
2439 | tcg_gen_helper_0_0(helper_fdtos); | |
2440 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2441 | gen_op_store_FT0_fpr(rd); | |
2442 | break; | |
2443 | case 0xc7: /* fqtos */ | |
2444 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2445 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2446 | gen_clear_float_exceptions(); | |
2447 | tcg_gen_helper_0_0(helper_fqtos); | |
2448 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2449 | gen_op_store_FT0_fpr(rd); | |
2450 | break; | |
2451 | case 0xc8: | |
2452 | gen_op_load_fpr_FT1(rs2); | |
2453 | tcg_gen_helper_0_0(helper_fitod); | |
2454 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2455 | break; | |
2456 | case 0xc9: | |
2457 | gen_op_load_fpr_FT1(rs2); | |
2458 | tcg_gen_helper_0_0(helper_fstod); | |
2459 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2460 | break; | |
2461 | case 0xcb: /* fqtod */ | |
2462 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2463 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2464 | gen_clear_float_exceptions(); | |
2465 | tcg_gen_helper_0_0(helper_fqtod); | |
2466 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2467 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2468 | break; | |
2469 | case 0xcc: /* fitoq */ | |
2470 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2471 | gen_op_load_fpr_FT1(rs2); | |
2472 | tcg_gen_helper_0_0(helper_fitoq); | |
2473 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2474 | break; | |
2475 | case 0xcd: /* fstoq */ | |
2476 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2477 | gen_op_load_fpr_FT1(rs2); | |
2478 | tcg_gen_helper_0_0(helper_fstoq); | |
2479 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2480 | break; | |
2481 | case 0xce: /* fdtoq */ | |
2482 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2483 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2484 | tcg_gen_helper_0_0(helper_fdtoq); | |
2485 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2486 | break; | |
2487 | case 0xd1: | |
2488 | gen_op_load_fpr_FT1(rs2); | |
2489 | gen_clear_float_exceptions(); | |
2490 | tcg_gen_helper_0_0(helper_fstoi); | |
2491 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2492 | gen_op_store_FT0_fpr(rd); | |
2493 | break; | |
2494 | case 0xd2: | |
2495 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2496 | gen_clear_float_exceptions(); | |
2497 | tcg_gen_helper_0_0(helper_fdtoi); | |
2498 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2499 | gen_op_store_FT0_fpr(rd); | |
2500 | break; | |
2501 | case 0xd3: /* fqtoi */ | |
2502 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2503 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2504 | gen_clear_float_exceptions(); | |
2505 | tcg_gen_helper_0_0(helper_fqtoi); | |
2506 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2507 | gen_op_store_FT0_fpr(rd); | |
2508 | break; | |
2509 | #ifdef TARGET_SPARC64 | |
2510 | case 0x2: /* V9 fmovd */ | |
2511 | gen_op_load_fpr_DT0(DFPREG(rs2)); | |
2512 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2513 | break; | |
2514 | case 0x3: /* V9 fmovq */ | |
2515 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2516 | gen_op_load_fpr_QT0(QFPREG(rs2)); | |
2517 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2518 | break; | |
2519 | case 0x6: /* V9 fnegd */ | |
2520 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2521 | tcg_gen_helper_0_0(helper_fnegd); | |
2522 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2523 | break; | |
2524 | case 0x7: /* V9 fnegq */ | |
2525 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2526 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2527 | tcg_gen_helper_0_0(helper_fnegq); | |
2528 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2529 | break; | |
2530 | case 0xa: /* V9 fabsd */ | |
2531 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2532 | tcg_gen_helper_0_0(helper_fabsd); | |
2533 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2534 | break; | |
2535 | case 0xb: /* V9 fabsq */ | |
2536 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2537 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2538 | tcg_gen_helper_0_0(helper_fabsq); | |
2539 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2540 | break; | |
2541 | case 0x81: /* V9 fstox */ | |
2542 | gen_op_load_fpr_FT1(rs2); | |
2543 | gen_clear_float_exceptions(); | |
2544 | tcg_gen_helper_0_0(helper_fstox); | |
2545 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2546 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2547 | break; | |
2548 | case 0x82: /* V9 fdtox */ | |
2549 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2550 | gen_clear_float_exceptions(); | |
2551 | tcg_gen_helper_0_0(helper_fdtox); | |
2552 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2553 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2554 | break; | |
2555 | case 0x83: /* V9 fqtox */ | |
2556 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2557 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2558 | gen_clear_float_exceptions(); | |
2559 | tcg_gen_helper_0_0(helper_fqtox); | |
2560 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2561 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2562 | break; | |
2563 | case 0x84: /* V9 fxtos */ | |
2564 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2565 | gen_clear_float_exceptions(); | |
2566 | tcg_gen_helper_0_0(helper_fxtos); | |
2567 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2568 | gen_op_store_FT0_fpr(rd); | |
2569 | break; | |
2570 | case 0x88: /* V9 fxtod */ | |
2571 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2572 | gen_clear_float_exceptions(); | |
2573 | tcg_gen_helper_0_0(helper_fxtod); | |
2574 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2575 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2576 | break; | |
2577 | case 0x8c: /* V9 fxtoq */ | |
2578 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2579 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2580 | gen_clear_float_exceptions(); | |
2581 | tcg_gen_helper_0_0(helper_fxtoq); | |
2582 | tcg_gen_helper_0_0(helper_check_ieee_exceptions); | |
2583 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2584 | break; | |
2585 | #endif | |
2586 | default: | |
2587 | goto illegal_insn; | |
2588 | } | |
2589 | } else if (xop == 0x35) { /* FPU Operations */ | |
2590 | #ifdef TARGET_SPARC64 | |
2591 | int cond; | |
2592 | #endif | |
2593 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
2594 | goto jmp_insn; | |
2595 | gen_op_clear_ieee_excp_and_FTT(); | |
2596 | rs1 = GET_FIELD(insn, 13, 17); | |
2597 | rs2 = GET_FIELD(insn, 27, 31); | |
2598 | xop = GET_FIELD(insn, 18, 26); | |
2599 | #ifdef TARGET_SPARC64 | |
2600 | if ((xop & 0x11f) == 0x005) { // V9 fmovsr | |
2601 | int l1; | |
2602 | ||
2603 | l1 = gen_new_label(); | |
2604 | cond = GET_FIELD_SP(insn, 14, 17); | |
2605 | cpu_src1 = get_src1(insn, cpu_src1); | |
2606 | tcg_gen_brcond_tl(gen_tcg_cond_reg[cond], cpu_src1, | |
2607 | tcg_const_tl(0), l1); | |
2608 | gen_op_load_fpr_FT0(rs2); | |
2609 | gen_op_store_FT0_fpr(rd); | |
2610 | gen_set_label(l1); | |
2611 | break; | |
2612 | } else if ((xop & 0x11f) == 0x006) { // V9 fmovdr | |
2613 | int l1; | |
2614 | ||
2615 | l1 = gen_new_label(); | |
2616 | cond = GET_FIELD_SP(insn, 14, 17); | |
2617 | cpu_src1 = get_src1(insn, cpu_src1); | |
2618 | tcg_gen_brcond_tl(gen_tcg_cond_reg[cond], cpu_src1, | |
2619 | tcg_const_tl(0), l1); | |
2620 | gen_op_load_fpr_DT0(DFPREG(rs2)); | |
2621 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
2622 | gen_set_label(l1); | |
2623 | break; | |
2624 | } else if ((xop & 0x11f) == 0x007) { // V9 fmovqr | |
2625 | int l1; | |
2626 | ||
2627 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2628 | l1 = gen_new_label(); | |
2629 | cond = GET_FIELD_SP(insn, 14, 17); | |
2630 | cpu_src1 = get_src1(insn, cpu_src1); | |
2631 | tcg_gen_brcond_tl(gen_tcg_cond_reg[cond], cpu_src1, | |
2632 | tcg_const_tl(0), l1); | |
2633 | gen_op_load_fpr_QT0(QFPREG(rs2)); | |
2634 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
2635 | gen_set_label(l1); | |
2636 | break; | |
2637 | } | |
2638 | #endif | |
2639 | switch (xop) { | |
2640 | #ifdef TARGET_SPARC64 | |
2641 | #define FMOVCC(size_FDQ, fcc) \ | |
2642 | { \ | |
2643 | TCGv r_cond; \ | |
2644 | int l1; \ | |
2645 | \ | |
2646 | l1 = gen_new_label(); \ | |
2647 | r_cond = tcg_temp_new(TCG_TYPE_TL); \ | |
2648 | cond = GET_FIELD_SP(insn, 14, 17); \ | |
2649 | gen_fcond(r_cond, fcc, cond); \ | |
2650 | tcg_gen_brcond_tl(TCG_COND_EQ, r_cond, \ | |
2651 | tcg_const_tl(0), l1); \ | |
2652 | glue(glue(gen_op_load_fpr_, size_FDQ), T0) \ | |
2653 | (glue(size_FDQ, FPREG(rs2))); \ | |
2654 | glue(glue(gen_op_store_, size_FDQ), T0_fpr) \ | |
2655 | (glue(size_FDQ, FPREG(rd))); \ | |
2656 | gen_set_label(l1); \ | |
2657 | } | |
2658 | case 0x001: /* V9 fmovscc %fcc0 */ | |
2659 | FMOVCC(F, 0); | |
2660 | break; | |
2661 | case 0x002: /* V9 fmovdcc %fcc0 */ | |
2662 | FMOVCC(D, 0); | |
2663 | break; | |
2664 | case 0x003: /* V9 fmovqcc %fcc0 */ | |
2665 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2666 | FMOVCC(Q, 0); | |
2667 | break; | |
2668 | case 0x041: /* V9 fmovscc %fcc1 */ | |
2669 | FMOVCC(F, 1); | |
2670 | break; | |
2671 | case 0x042: /* V9 fmovdcc %fcc1 */ | |
2672 | FMOVCC(D, 1); | |
2673 | break; | |
2674 | case 0x043: /* V9 fmovqcc %fcc1 */ | |
2675 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2676 | FMOVCC(Q, 1); | |
2677 | break; | |
2678 | case 0x081: /* V9 fmovscc %fcc2 */ | |
2679 | FMOVCC(F, 2); | |
2680 | break; | |
2681 | case 0x082: /* V9 fmovdcc %fcc2 */ | |
2682 | FMOVCC(D, 2); | |
2683 | break; | |
2684 | case 0x083: /* V9 fmovqcc %fcc2 */ | |
2685 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2686 | FMOVCC(Q, 2); | |
2687 | break; | |
2688 | case 0x0c1: /* V9 fmovscc %fcc3 */ | |
2689 | FMOVCC(F, 3); | |
2690 | break; | |
2691 | case 0x0c2: /* V9 fmovdcc %fcc3 */ | |
2692 | FMOVCC(D, 3); | |
2693 | break; | |
2694 | case 0x0c3: /* V9 fmovqcc %fcc3 */ | |
2695 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2696 | FMOVCC(Q, 3); | |
2697 | break; | |
2698 | #undef FMOVCC | |
2699 | #define FMOVCC(size_FDQ, icc) \ | |
2700 | { \ | |
2701 | TCGv r_cond; \ | |
2702 | int l1; \ | |
2703 | \ | |
2704 | l1 = gen_new_label(); \ | |
2705 | r_cond = tcg_temp_new(TCG_TYPE_TL); \ | |
2706 | cond = GET_FIELD_SP(insn, 14, 17); \ | |
2707 | gen_cond(r_cond, icc, cond); \ | |
2708 | tcg_gen_brcond_tl(TCG_COND_EQ, r_cond, \ | |
2709 | tcg_const_tl(0), l1); \ | |
2710 | glue(glue(gen_op_load_fpr_, size_FDQ), T0) \ | |
2711 | (glue(size_FDQ, FPREG(rs2))); \ | |
2712 | glue(glue(gen_op_store_, size_FDQ), T0_fpr) \ | |
2713 | (glue(size_FDQ, FPREG(rd))); \ | |
2714 | gen_set_label(l1); \ | |
2715 | } | |
2716 | ||
2717 | case 0x101: /* V9 fmovscc %icc */ | |
2718 | FMOVCC(F, 0); | |
2719 | break; | |
2720 | case 0x102: /* V9 fmovdcc %icc */ | |
2721 | FMOVCC(D, 0); | |
2722 | case 0x103: /* V9 fmovqcc %icc */ | |
2723 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2724 | FMOVCC(Q, 0); | |
2725 | break; | |
2726 | case 0x181: /* V9 fmovscc %xcc */ | |
2727 | FMOVCC(F, 1); | |
2728 | break; | |
2729 | case 0x182: /* V9 fmovdcc %xcc */ | |
2730 | FMOVCC(D, 1); | |
2731 | break; | |
2732 | case 0x183: /* V9 fmovqcc %xcc */ | |
2733 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2734 | FMOVCC(Q, 1); | |
2735 | break; | |
2736 | #undef FMOVCC | |
2737 | #endif | |
2738 | case 0x51: /* fcmps, V9 %fcc */ | |
2739 | gen_op_load_fpr_FT0(rs1); | |
2740 | gen_op_load_fpr_FT1(rs2); | |
2741 | gen_op_fcmps(rd & 3); | |
2742 | break; | |
2743 | case 0x52: /* fcmpd, V9 %fcc */ | |
2744 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2745 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2746 | gen_op_fcmpd(rd & 3); | |
2747 | break; | |
2748 | case 0x53: /* fcmpq, V9 %fcc */ | |
2749 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2750 | gen_op_load_fpr_QT0(QFPREG(rs1)); | |
2751 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2752 | gen_op_fcmpq(rd & 3); | |
2753 | break; | |
2754 | case 0x55: /* fcmpes, V9 %fcc */ | |
2755 | gen_op_load_fpr_FT0(rs1); | |
2756 | gen_op_load_fpr_FT1(rs2); | |
2757 | gen_op_fcmpes(rd & 3); | |
2758 | break; | |
2759 | case 0x56: /* fcmped, V9 %fcc */ | |
2760 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
2761 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
2762 | gen_op_fcmped(rd & 3); | |
2763 | break; | |
2764 | case 0x57: /* fcmpeq, V9 %fcc */ | |
2765 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
2766 | gen_op_load_fpr_QT0(QFPREG(rs1)); | |
2767 | gen_op_load_fpr_QT1(QFPREG(rs2)); | |
2768 | gen_op_fcmpeq(rd & 3); | |
2769 | break; | |
2770 | default: | |
2771 | goto illegal_insn; | |
2772 | } | |
2773 | } else if (xop == 0x2) { | |
2774 | // clr/mov shortcut | |
2775 | ||
2776 | rs1 = GET_FIELD(insn, 13, 17); | |
2777 | if (rs1 == 0) { | |
2778 | // or %g0, x, y -> mov T0, x; mov y, T0 | |
2779 | if (IS_IMM) { /* immediate */ | |
2780 | rs2 = GET_FIELDs(insn, 19, 31); | |
2781 | gen_movl_TN_reg(rd, tcg_const_tl((int)rs2)); | |
2782 | } else { /* register */ | |
2783 | rs2 = GET_FIELD(insn, 27, 31); | |
2784 | gen_movl_reg_TN(rs2, cpu_dst); | |
2785 | gen_movl_TN_reg(rd, cpu_dst); | |
2786 | } | |
2787 | } else { | |
2788 | cpu_src1 = get_src1(insn, cpu_src1); | |
2789 | if (IS_IMM) { /* immediate */ | |
2790 | rs2 = GET_FIELDs(insn, 19, 31); | |
2791 | tcg_gen_ori_tl(cpu_dst, cpu_src1, (int)rs2); | |
2792 | gen_movl_TN_reg(rd, cpu_dst); | |
2793 | } else { /* register */ | |
2794 | // or x, %g0, y -> mov T1, x; mov y, T1 | |
2795 | rs2 = GET_FIELD(insn, 27, 31); | |
2796 | if (rs2 != 0) { | |
2797 | gen_movl_reg_TN(rs2, cpu_src2); | |
2798 | tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2); | |
2799 | gen_movl_TN_reg(rd, cpu_dst); | |
2800 | } else | |
2801 | gen_movl_TN_reg(rd, cpu_src1); | |
2802 | } | |
2803 | } | |
2804 | #ifdef TARGET_SPARC64 | |
2805 | } else if (xop == 0x25) { /* sll, V9 sllx */ | |
2806 | cpu_src1 = get_src1(insn, cpu_src1); | |
2807 | if (IS_IMM) { /* immediate */ | |
2808 | rs2 = GET_FIELDs(insn, 20, 31); | |
2809 | if (insn & (1 << 12)) { | |
2810 | tcg_gen_shli_i64(cpu_dst, cpu_src1, rs2 & 0x3f); | |
2811 | } else { | |
2812 | tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); | |
2813 | tcg_gen_shli_i64(cpu_dst, cpu_dst, rs2 & 0x1f); | |
2814 | } | |
2815 | } else { /* register */ | |
2816 | rs2 = GET_FIELD(insn, 27, 31); | |
2817 | gen_movl_reg_TN(rs2, cpu_src2); | |
2818 | if (insn & (1 << 12)) { | |
2819 | tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f); | |
2820 | tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0); | |
2821 | } else { | |
2822 | tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f); | |
2823 | tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); | |
2824 | tcg_gen_shl_i64(cpu_dst, cpu_dst, cpu_tmp0); | |
2825 | } | |
2826 | } | |
2827 | gen_movl_TN_reg(rd, cpu_dst); | |
2828 | } else if (xop == 0x26) { /* srl, V9 srlx */ | |
2829 | cpu_src1 = get_src1(insn, cpu_src1); | |
2830 | if (IS_IMM) { /* immediate */ | |
2831 | rs2 = GET_FIELDs(insn, 20, 31); | |
2832 | if (insn & (1 << 12)) { | |
2833 | tcg_gen_shri_i64(cpu_dst, cpu_src1, rs2 & 0x3f); | |
2834 | } else { | |
2835 | tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); | |
2836 | tcg_gen_shri_i64(cpu_dst, cpu_dst, rs2 & 0x1f); | |
2837 | } | |
2838 | } else { /* register */ | |
2839 | rs2 = GET_FIELD(insn, 27, 31); | |
2840 | gen_movl_reg_TN(rs2, cpu_src2); | |
2841 | if (insn & (1 << 12)) { | |
2842 | tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f); | |
2843 | tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0); | |
2844 | } else { | |
2845 | tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f); | |
2846 | tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); | |
2847 | tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0); | |
2848 | } | |
2849 | } | |
2850 | gen_movl_TN_reg(rd, cpu_dst); | |
2851 | } else if (xop == 0x27) { /* sra, V9 srax */ | |
2852 | cpu_src1 = get_src1(insn, cpu_src1); | |
2853 | if (IS_IMM) { /* immediate */ | |
2854 | rs2 = GET_FIELDs(insn, 20, 31); | |
2855 | if (insn & (1 << 12)) { | |
2856 | tcg_gen_sari_i64(cpu_dst, cpu_src1, rs2 & 0x3f); | |
2857 | } else { | |
2858 | tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); | |
2859 | tcg_gen_ext_i32_i64(cpu_dst, cpu_dst); | |
2860 | tcg_gen_sari_i64(cpu_dst, cpu_dst, rs2 & 0x1f); | |
2861 | } | |
2862 | } else { /* register */ | |
2863 | rs2 = GET_FIELD(insn, 27, 31); | |
2864 | gen_movl_reg_TN(rs2, cpu_src2); | |
2865 | if (insn & (1 << 12)) { | |
2866 | tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f); | |
2867 | tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0); | |
2868 | } else { | |
2869 | tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f); | |
2870 | tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); | |
2871 | tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0); | |
2872 | } | |
2873 | } | |
2874 | gen_movl_TN_reg(rd, cpu_dst); | |
2875 | #endif | |
2876 | } else if (xop < 0x36) { | |
2877 | cpu_src1 = get_src1(insn, cpu_src1); | |
2878 | cpu_src2 = get_src2(insn, cpu_src2); | |
2879 | if (xop < 0x20) { | |
2880 | switch (xop & ~0x10) { | |
2881 | case 0x0: | |
2882 | if (xop & 0x10) | |
2883 | gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2); | |
2884 | else | |
2885 | tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); | |
2886 | break; | |
2887 | case 0x1: | |
2888 | tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2); | |
2889 | if (xop & 0x10) | |
2890 | gen_op_logic_cc(cpu_dst); | |
2891 | break; | |
2892 | case 0x2: | |
2893 | tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2); | |
2894 | if (xop & 0x10) | |
2895 | gen_op_logic_cc(cpu_dst); | |
2896 | break; | |
2897 | case 0x3: | |
2898 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
2899 | if (xop & 0x10) | |
2900 | gen_op_logic_cc(cpu_dst); | |
2901 | break; | |
2902 | case 0x4: | |
2903 | if (xop & 0x10) | |
2904 | gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2); | |
2905 | else | |
2906 | tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2); | |
2907 | break; | |
2908 | case 0x5: | |
2909 | tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1); | |
2910 | tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
2911 | if (xop & 0x10) | |
2912 | gen_op_logic_cc(cpu_dst); | |
2913 | break; | |
2914 | case 0x6: | |
2915 | tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1); | |
2916 | tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
2917 | if (xop & 0x10) | |
2918 | gen_op_logic_cc(cpu_dst); | |
2919 | break; | |
2920 | case 0x7: | |
2921 | tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1); | |
2922 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
2923 | if (xop & 0x10) | |
2924 | gen_op_logic_cc(cpu_dst); | |
2925 | break; | |
2926 | case 0x8: | |
2927 | if (xop & 0x10) | |
2928 | gen_op_addx_cc(cpu_dst, cpu_src1, cpu_src2); | |
2929 | else { | |
2930 | gen_mov_reg_C(cpu_tmp0, cpu_psr); | |
2931 | tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0); | |
2932 | tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
2933 | } | |
2934 | break; | |
2935 | #ifdef TARGET_SPARC64 | |
2936 | case 0x9: /* V9 mulx */ | |
2937 | tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2); | |
2938 | break; | |
2939 | #endif | |
2940 | case 0xa: | |
2941 | CHECK_IU_FEATURE(dc, MUL); | |
2942 | gen_op_umul(cpu_dst, cpu_src1, cpu_src2); | |
2943 | if (xop & 0x10) | |
2944 | gen_op_logic_cc(cpu_dst); | |
2945 | break; | |
2946 | case 0xb: | |
2947 | CHECK_IU_FEATURE(dc, MUL); | |
2948 | gen_op_smul(cpu_dst, cpu_src1, cpu_src2); | |
2949 | if (xop & 0x10) | |
2950 | gen_op_logic_cc(cpu_dst); | |
2951 | break; | |
2952 | case 0xc: | |
2953 | if (xop & 0x10) | |
2954 | gen_op_subx_cc(cpu_dst, cpu_src1, cpu_src2); | |
2955 | else { | |
2956 | gen_mov_reg_C(cpu_tmp0, cpu_psr); | |
2957 | tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0); | |
2958 | tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
2959 | } | |
2960 | break; | |
2961 | #ifdef TARGET_SPARC64 | |
2962 | case 0xd: /* V9 udivx */ | |
2963 | gen_trap_ifdivzero_tl(cpu_src2); | |
2964 | tcg_gen_divu_i64(cpu_dst, cpu_src1, cpu_src2); | |
2965 | break; | |
2966 | #endif | |
2967 | case 0xe: | |
2968 | CHECK_IU_FEATURE(dc, DIV); | |
2969 | tcg_gen_helper_1_2(helper_udiv, cpu_dst, cpu_src1, | |
2970 | cpu_src2); | |
2971 | if (xop & 0x10) | |
2972 | gen_op_div_cc(cpu_dst); | |
2973 | break; | |
2974 | case 0xf: | |
2975 | CHECK_IU_FEATURE(dc, DIV); | |
2976 | tcg_gen_helper_1_2(helper_sdiv, cpu_dst, cpu_src1, | |
2977 | cpu_src2); | |
2978 | if (xop & 0x10) | |
2979 | gen_op_div_cc(cpu_dst); | |
2980 | break; | |
2981 | default: | |
2982 | goto illegal_insn; | |
2983 | } | |
2984 | gen_movl_TN_reg(rd, cpu_dst); | |
2985 | } else { | |
2986 | switch (xop) { | |
2987 | case 0x20: /* taddcc */ | |
2988 | gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2); | |
2989 | gen_movl_TN_reg(rd, cpu_dst); | |
2990 | break; | |
2991 | case 0x21: /* tsubcc */ | |
2992 | gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2); | |
2993 | gen_movl_TN_reg(rd, cpu_dst); | |
2994 | break; | |
2995 | case 0x22: /* taddcctv */ | |
2996 | save_state(dc, cpu_cond); | |
2997 | gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2); | |
2998 | gen_movl_TN_reg(rd, cpu_dst); | |
2999 | break; | |
3000 | case 0x23: /* tsubcctv */ | |
3001 | save_state(dc, cpu_cond); | |
3002 | gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2); | |
3003 | gen_movl_TN_reg(rd, cpu_dst); | |
3004 | break; | |
3005 | case 0x24: /* mulscc */ | |
3006 | gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2); | |
3007 | gen_movl_TN_reg(rd, cpu_dst); | |
3008 | break; | |
3009 | #ifndef TARGET_SPARC64 | |
3010 | case 0x25: /* sll */ | |
3011 | if (IS_IMM) { /* immediate */ | |
3012 | rs2 = GET_FIELDs(insn, 20, 31); | |
3013 | tcg_gen_shli_tl(cpu_dst, cpu_src1, rs2 & 0x1f); | |
3014 | } else { /* register */ | |
3015 | tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f); | |
3016 | tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
3017 | } | |
3018 | gen_movl_TN_reg(rd, cpu_dst); | |
3019 | break; | |
3020 | case 0x26: /* srl */ | |
3021 | if (IS_IMM) { /* immediate */ | |
3022 | rs2 = GET_FIELDs(insn, 20, 31); | |
3023 | tcg_gen_shri_tl(cpu_dst, cpu_src1, rs2 & 0x1f); | |
3024 | } else { /* register */ | |
3025 | tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f); | |
3026 | tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
3027 | } | |
3028 | gen_movl_TN_reg(rd, cpu_dst); | |
3029 | break; | |
3030 | case 0x27: /* sra */ | |
3031 | if (IS_IMM) { /* immediate */ | |
3032 | rs2 = GET_FIELDs(insn, 20, 31); | |
3033 | tcg_gen_sari_tl(cpu_dst, cpu_src1, rs2 & 0x1f); | |
3034 | } else { /* register */ | |
3035 | tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f); | |
3036 | tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0); | |
3037 | } | |
3038 | gen_movl_TN_reg(rd, cpu_dst); | |
3039 | break; | |
3040 | #endif | |
3041 | case 0x30: | |
3042 | { | |
3043 | switch(rd) { | |
3044 | case 0: /* wry */ | |
3045 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3046 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3047 | offsetof(CPUSPARCState, y)); | |
3048 | break; | |
3049 | #ifndef TARGET_SPARC64 | |
3050 | case 0x01 ... 0x0f: /* undefined in the | |
3051 | SPARCv8 manual, nop | |
3052 | on the microSPARC | |
3053 | II */ | |
3054 | case 0x10 ... 0x1f: /* implementation-dependent | |
3055 | in the SPARCv8 | |
3056 | manual, nop on the | |
3057 | microSPARC II */ | |
3058 | break; | |
3059 | #else | |
3060 | case 0x2: /* V9 wrccr */ | |
3061 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3062 | tcg_gen_helper_0_1(helper_wrccr, cpu_dst); | |
3063 | break; | |
3064 | case 0x3: /* V9 wrasi */ | |
3065 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3066 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3067 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3068 | offsetof(CPUSPARCState, asi)); | |
3069 | break; | |
3070 | case 0x6: /* V9 wrfprs */ | |
3071 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3072 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3073 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3074 | offsetof(CPUSPARCState, fprs)); | |
3075 | save_state(dc, cpu_cond); | |
3076 | gen_op_next_insn(); | |
3077 | tcg_gen_exit_tb(0); | |
3078 | dc->is_br = 1; | |
3079 | break; | |
3080 | case 0xf: /* V9 sir, nop if user */ | |
3081 | #if !defined(CONFIG_USER_ONLY) | |
3082 | if (supervisor(dc)) | |
3083 | ; // XXX | |
3084 | #endif | |
3085 | break; | |
3086 | case 0x13: /* Graphics Status */ | |
3087 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
3088 | goto jmp_insn; | |
3089 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3090 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3091 | offsetof(CPUSPARCState, gsr)); | |
3092 | break; | |
3093 | case 0x17: /* Tick compare */ | |
3094 | #if !defined(CONFIG_USER_ONLY) | |
3095 | if (!supervisor(dc)) | |
3096 | goto illegal_insn; | |
3097 | #endif | |
3098 | { | |
3099 | TCGv r_tickptr; | |
3100 | ||
3101 | tcg_gen_xor_tl(cpu_dst, cpu_src1, | |
3102 | cpu_src2); | |
3103 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3104 | offsetof(CPUSPARCState, | |
3105 | tick_cmpr)); | |
3106 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
3107 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
3108 | offsetof(CPUState, tick)); | |
3109 | tcg_gen_helper_0_2(helper_tick_set_limit, | |
3110 | r_tickptr, cpu_dst); | |
3111 | } | |
3112 | break; | |
3113 | case 0x18: /* System tick */ | |
3114 | #if !defined(CONFIG_USER_ONLY) | |
3115 | if (!supervisor(dc)) | |
3116 | goto illegal_insn; | |
3117 | #endif | |
3118 | { | |
3119 | TCGv r_tickptr; | |
3120 | ||
3121 | tcg_gen_xor_tl(cpu_dst, cpu_src1, | |
3122 | cpu_src2); | |
3123 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
3124 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
3125 | offsetof(CPUState, stick)); | |
3126 | tcg_gen_helper_0_2(helper_tick_set_count, | |
3127 | r_tickptr, cpu_dst); | |
3128 | } | |
3129 | break; | |
3130 | case 0x19: /* System tick compare */ | |
3131 | #if !defined(CONFIG_USER_ONLY) | |
3132 | if (!supervisor(dc)) | |
3133 | goto illegal_insn; | |
3134 | #endif | |
3135 | { | |
3136 | TCGv r_tickptr; | |
3137 | ||
3138 | tcg_gen_xor_tl(cpu_dst, cpu_src1, | |
3139 | cpu_src2); | |
3140 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3141 | offsetof(CPUSPARCState, | |
3142 | stick_cmpr)); | |
3143 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
3144 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
3145 | offsetof(CPUState, stick)); | |
3146 | tcg_gen_helper_0_2(helper_tick_set_limit, | |
3147 | r_tickptr, cpu_dst); | |
3148 | } | |
3149 | break; | |
3150 | ||
3151 | case 0x10: /* Performance Control */ | |
3152 | case 0x11: /* Performance Instrumentation | |
3153 | Counter */ | |
3154 | case 0x12: /* Dispatch Control */ | |
3155 | case 0x14: /* Softint set */ | |
3156 | case 0x15: /* Softint clear */ | |
3157 | case 0x16: /* Softint write */ | |
3158 | #endif | |
3159 | default: | |
3160 | goto illegal_insn; | |
3161 | } | |
3162 | } | |
3163 | break; | |
3164 | #if !defined(CONFIG_USER_ONLY) | |
3165 | case 0x31: /* wrpsr, V9 saved, restored */ | |
3166 | { | |
3167 | if (!supervisor(dc)) | |
3168 | goto priv_insn; | |
3169 | #ifdef TARGET_SPARC64 | |
3170 | switch (rd) { | |
3171 | case 0: | |
3172 | tcg_gen_helper_0_0(helper_saved); | |
3173 | break; | |
3174 | case 1: | |
3175 | tcg_gen_helper_0_0(helper_restored); | |
3176 | break; | |
3177 | case 2: /* UA2005 allclean */ | |
3178 | case 3: /* UA2005 otherw */ | |
3179 | case 4: /* UA2005 normalw */ | |
3180 | case 5: /* UA2005 invalw */ | |
3181 | // XXX | |
3182 | default: | |
3183 | goto illegal_insn; | |
3184 | } | |
3185 | #else | |
3186 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3187 | tcg_gen_helper_0_1(helper_wrpsr, cpu_dst); | |
3188 | save_state(dc, cpu_cond); | |
3189 | gen_op_next_insn(); | |
3190 | tcg_gen_exit_tb(0); | |
3191 | dc->is_br = 1; | |
3192 | #endif | |
3193 | } | |
3194 | break; | |
3195 | case 0x32: /* wrwim, V9 wrpr */ | |
3196 | { | |
3197 | if (!supervisor(dc)) | |
3198 | goto priv_insn; | |
3199 | tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); | |
3200 | #ifdef TARGET_SPARC64 | |
3201 | switch (rd) { | |
3202 | case 0: // tpc | |
3203 | { | |
3204 | TCGv r_tsptr; | |
3205 | ||
3206 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
3207 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
3208 | offsetof(CPUState, tsptr)); | |
3209 | tcg_gen_st_tl(cpu_dst, r_tsptr, | |
3210 | offsetof(trap_state, tpc)); | |
3211 | } | |
3212 | break; | |
3213 | case 1: // tnpc | |
3214 | { | |
3215 | TCGv r_tsptr; | |
3216 | ||
3217 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
3218 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
3219 | offsetof(CPUState, tsptr)); | |
3220 | tcg_gen_st_tl(cpu_dst, r_tsptr, | |
3221 | offsetof(trap_state, tnpc)); | |
3222 | } | |
3223 | break; | |
3224 | case 2: // tstate | |
3225 | { | |
3226 | TCGv r_tsptr; | |
3227 | ||
3228 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
3229 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
3230 | offsetof(CPUState, tsptr)); | |
3231 | tcg_gen_st_tl(cpu_dst, r_tsptr, | |
3232 | offsetof(trap_state, | |
3233 | tstate)); | |
3234 | } | |
3235 | break; | |
3236 | case 3: // tt | |
3237 | { | |
3238 | TCGv r_tsptr; | |
3239 | ||
3240 | r_tsptr = tcg_temp_new(TCG_TYPE_PTR); | |
3241 | tcg_gen_ld_ptr(r_tsptr, cpu_env, | |
3242 | offsetof(CPUState, tsptr)); | |
3243 | tcg_gen_st_i32(cpu_dst, r_tsptr, | |
3244 | offsetof(trap_state, tt)); | |
3245 | } | |
3246 | break; | |
3247 | case 4: // tick | |
3248 | { | |
3249 | TCGv r_tickptr; | |
3250 | ||
3251 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
3252 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
3253 | offsetof(CPUState, tick)); | |
3254 | tcg_gen_helper_0_2(helper_tick_set_count, | |
3255 | r_tickptr, cpu_dst); | |
3256 | } | |
3257 | break; | |
3258 | case 5: // tba | |
3259 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3260 | offsetof(CPUSPARCState, tbr)); | |
3261 | break; | |
3262 | case 6: // pstate | |
3263 | save_state(dc, cpu_cond); | |
3264 | tcg_gen_helper_0_1(helper_wrpstate, cpu_dst); | |
3265 | gen_op_next_insn(); | |
3266 | tcg_gen_exit_tb(0); | |
3267 | dc->is_br = 1; | |
3268 | break; | |
3269 | case 7: // tl | |
3270 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3271 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3272 | offsetof(CPUSPARCState, tl)); | |
3273 | break; | |
3274 | case 8: // pil | |
3275 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3276 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3277 | offsetof(CPUSPARCState, | |
3278 | psrpil)); | |
3279 | break; | |
3280 | case 9: // cwp | |
3281 | tcg_gen_helper_0_1(helper_wrcwp, cpu_dst); | |
3282 | break; | |
3283 | case 10: // cansave | |
3284 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3285 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3286 | offsetof(CPUSPARCState, | |
3287 | cansave)); | |
3288 | break; | |
3289 | case 11: // canrestore | |
3290 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3291 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3292 | offsetof(CPUSPARCState, | |
3293 | canrestore)); | |
3294 | break; | |
3295 | case 12: // cleanwin | |
3296 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3297 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3298 | offsetof(CPUSPARCState, | |
3299 | cleanwin)); | |
3300 | break; | |
3301 | case 13: // otherwin | |
3302 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3303 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3304 | offsetof(CPUSPARCState, | |
3305 | otherwin)); | |
3306 | break; | |
3307 | case 14: // wstate | |
3308 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3309 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3310 | offsetof(CPUSPARCState, | |
3311 | wstate)); | |
3312 | break; | |
3313 | case 16: // UA2005 gl | |
3314 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3315 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3316 | offsetof(CPUSPARCState, gl)); | |
3317 | break; | |
3318 | case 26: // UA2005 strand status | |
3319 | if (!hypervisor(dc)) | |
3320 | goto priv_insn; | |
3321 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3322 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3323 | offsetof(CPUSPARCState, ssr)); | |
3324 | break; | |
3325 | default: | |
3326 | goto illegal_insn; | |
3327 | } | |
3328 | #else | |
3329 | tcg_gen_andi_tl(cpu_dst, cpu_dst, | |
3330 | ((1 << NWINDOWS) - 1)); | |
3331 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3332 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3333 | offsetof(CPUSPARCState, wim)); | |
3334 | #endif | |
3335 | } | |
3336 | break; | |
3337 | case 0x33: /* wrtbr, UA2005 wrhpr */ | |
3338 | { | |
3339 | #ifndef TARGET_SPARC64 | |
3340 | if (!supervisor(dc)) | |
3341 | goto priv_insn; | |
3342 | tcg_gen_xor_tl(cpu_dst, cpu_dst, cpu_src2); | |
3343 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3344 | offsetof(CPUSPARCState, tbr)); | |
3345 | #else | |
3346 | if (!hypervisor(dc)) | |
3347 | goto priv_insn; | |
3348 | tcg_gen_xor_tl(cpu_dst, cpu_dst, cpu_src2); | |
3349 | switch (rd) { | |
3350 | case 0: // hpstate | |
3351 | // XXX gen_op_wrhpstate(); | |
3352 | save_state(dc, cpu_cond); | |
3353 | gen_op_next_insn(); | |
3354 | tcg_gen_exit_tb(0); | |
3355 | dc->is_br = 1; | |
3356 | break; | |
3357 | case 1: // htstate | |
3358 | // XXX gen_op_wrhtstate(); | |
3359 | break; | |
3360 | case 3: // hintp | |
3361 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3362 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3363 | offsetof(CPUSPARCState, hintp)); | |
3364 | break; | |
3365 | case 5: // htba | |
3366 | tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); | |
3367 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
3368 | offsetof(CPUSPARCState, htba)); | |
3369 | break; | |
3370 | case 31: // hstick_cmpr | |
3371 | { | |
3372 | TCGv r_tickptr; | |
3373 | ||
3374 | tcg_gen_st_tl(cpu_dst, cpu_env, | |
3375 | offsetof(CPUSPARCState, | |
3376 | hstick_cmpr)); | |
3377 | r_tickptr = tcg_temp_new(TCG_TYPE_PTR); | |
3378 | tcg_gen_ld_ptr(r_tickptr, cpu_env, | |
3379 | offsetof(CPUState, hstick)); | |
3380 | tcg_gen_helper_0_2(helper_tick_set_limit, | |
3381 | r_tickptr, cpu_dst); | |
3382 | } | |
3383 | break; | |
3384 | case 6: // hver readonly | |
3385 | default: | |
3386 | goto illegal_insn; | |
3387 | } | |
3388 | #endif | |
3389 | } | |
3390 | break; | |
3391 | #endif | |
3392 | #ifdef TARGET_SPARC64 | |
3393 | case 0x2c: /* V9 movcc */ | |
3394 | { | |
3395 | int cc = GET_FIELD_SP(insn, 11, 12); | |
3396 | int cond = GET_FIELD_SP(insn, 14, 17); | |
3397 | TCGv r_cond; | |
3398 | int l1; | |
3399 | ||
3400 | r_cond = tcg_temp_new(TCG_TYPE_TL); | |
3401 | if (insn & (1 << 18)) { | |
3402 | if (cc == 0) | |
3403 | gen_cond(r_cond, 0, cond); | |
3404 | else if (cc == 2) | |
3405 | gen_cond(r_cond, 1, cond); | |
3406 | else | |
3407 | goto illegal_insn; | |
3408 | } else { | |
3409 | gen_fcond(r_cond, cc, cond); | |
3410 | } | |
3411 | ||
3412 | l1 = gen_new_label(); | |
3413 | ||
3414 | tcg_gen_brcond_tl(TCG_COND_EQ, r_cond, | |
3415 | tcg_const_tl(0), l1); | |
3416 | if (IS_IMM) { /* immediate */ | |
3417 | rs2 = GET_FIELD_SPs(insn, 0, 10); | |
3418 | gen_movl_TN_reg(rd, tcg_const_tl((int)rs2)); | |
3419 | } else { | |
3420 | rs2 = GET_FIELD_SP(insn, 0, 4); | |
3421 | gen_movl_reg_TN(rs2, cpu_tmp0); | |
3422 | gen_movl_TN_reg(rd, cpu_tmp0); | |
3423 | } | |
3424 | gen_set_label(l1); | |
3425 | break; | |
3426 | } | |
3427 | case 0x2d: /* V9 sdivx */ | |
3428 | gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2); | |
3429 | gen_movl_TN_reg(rd, cpu_dst); | |
3430 | break; | |
3431 | case 0x2e: /* V9 popc */ | |
3432 | { | |
3433 | cpu_src2 = get_src2(insn, cpu_src2); | |
3434 | tcg_gen_helper_1_1(helper_popc, cpu_dst, | |
3435 | cpu_src2); | |
3436 | gen_movl_TN_reg(rd, cpu_dst); | |
3437 | } | |
3438 | case 0x2f: /* V9 movr */ | |
3439 | { | |
3440 | int cond = GET_FIELD_SP(insn, 10, 12); | |
3441 | int l1; | |
3442 | ||
3443 | cpu_src1 = get_src1(insn, cpu_src1); | |
3444 | ||
3445 | l1 = gen_new_label(); | |
3446 | ||
3447 | tcg_gen_brcond_tl(gen_tcg_cond_reg[cond], cpu_src1, | |
3448 | tcg_const_tl(0), l1); | |
3449 | if (IS_IMM) { /* immediate */ | |
3450 | rs2 = GET_FIELD_SPs(insn, 0, 9); | |
3451 | gen_movl_TN_reg(rd, tcg_const_tl((int)rs2)); | |
3452 | } else { | |
3453 | rs2 = GET_FIELD_SP(insn, 0, 4); | |
3454 | gen_movl_reg_TN(rs2, cpu_tmp0); | |
3455 | gen_movl_TN_reg(rd, cpu_tmp0); | |
3456 | } | |
3457 | gen_set_label(l1); | |
3458 | break; | |
3459 | } | |
3460 | #endif | |
3461 | default: | |
3462 | goto illegal_insn; | |
3463 | } | |
3464 | } | |
3465 | } else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */ | |
3466 | #ifdef TARGET_SPARC64 | |
3467 | int opf = GET_FIELD_SP(insn, 5, 13); | |
3468 | rs1 = GET_FIELD(insn, 13, 17); | |
3469 | rs2 = GET_FIELD(insn, 27, 31); | |
3470 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
3471 | goto jmp_insn; | |
3472 | ||
3473 | switch (opf) { | |
3474 | case 0x000: /* VIS I edge8cc */ | |
3475 | case 0x001: /* VIS II edge8n */ | |
3476 | case 0x002: /* VIS I edge8lcc */ | |
3477 | case 0x003: /* VIS II edge8ln */ | |
3478 | case 0x004: /* VIS I edge16cc */ | |
3479 | case 0x005: /* VIS II edge16n */ | |
3480 | case 0x006: /* VIS I edge16lcc */ | |
3481 | case 0x007: /* VIS II edge16ln */ | |
3482 | case 0x008: /* VIS I edge32cc */ | |
3483 | case 0x009: /* VIS II edge32n */ | |
3484 | case 0x00a: /* VIS I edge32lcc */ | |
3485 | case 0x00b: /* VIS II edge32ln */ | |
3486 | // XXX | |
3487 | goto illegal_insn; | |
3488 | case 0x010: /* VIS I array8 */ | |
3489 | CHECK_FPU_FEATURE(dc, VIS1); | |
3490 | cpu_src1 = get_src1(insn, cpu_src1); | |
3491 | gen_movl_reg_TN(rs2, cpu_src2); | |
3492 | tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1, | |
3493 | cpu_src2); | |
3494 | gen_movl_TN_reg(rd, cpu_dst); | |
3495 | break; | |
3496 | case 0x012: /* VIS I array16 */ | |
3497 | CHECK_FPU_FEATURE(dc, VIS1); | |
3498 | cpu_src1 = get_src1(insn, cpu_src1); | |
3499 | gen_movl_reg_TN(rs2, cpu_src2); | |
3500 | tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1, | |
3501 | cpu_src2); | |
3502 | tcg_gen_shli_i64(cpu_dst, cpu_dst, 1); | |
3503 | gen_movl_TN_reg(rd, cpu_dst); | |
3504 | break; | |
3505 | case 0x014: /* VIS I array32 */ | |
3506 | CHECK_FPU_FEATURE(dc, VIS1); | |
3507 | cpu_src1 = get_src1(insn, cpu_src1); | |
3508 | gen_movl_reg_TN(rs2, cpu_src2); | |
3509 | tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1, | |
3510 | cpu_src2); | |
3511 | tcg_gen_shli_i64(cpu_dst, cpu_dst, 2); | |
3512 | gen_movl_TN_reg(rd, cpu_dst); | |
3513 | break; | |
3514 | case 0x018: /* VIS I alignaddr */ | |
3515 | CHECK_FPU_FEATURE(dc, VIS1); | |
3516 | cpu_src1 = get_src1(insn, cpu_src1); | |
3517 | gen_movl_reg_TN(rs2, cpu_src2); | |
3518 | tcg_gen_helper_1_2(helper_alignaddr, cpu_dst, cpu_src1, | |
3519 | cpu_src2); | |
3520 | gen_movl_TN_reg(rd, cpu_dst); | |
3521 | break; | |
3522 | case 0x019: /* VIS II bmask */ | |
3523 | case 0x01a: /* VIS I alignaddrl */ | |
3524 | // XXX | |
3525 | goto illegal_insn; | |
3526 | case 0x020: /* VIS I fcmple16 */ | |
3527 | CHECK_FPU_FEATURE(dc, VIS1); | |
3528 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3529 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3530 | tcg_gen_helper_0_0(helper_fcmple16); | |
3531 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3532 | break; | |
3533 | case 0x022: /* VIS I fcmpne16 */ | |
3534 | CHECK_FPU_FEATURE(dc, VIS1); | |
3535 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3536 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3537 | tcg_gen_helper_0_0(helper_fcmpne16); | |
3538 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3539 | break; | |
3540 | case 0x024: /* VIS I fcmple32 */ | |
3541 | CHECK_FPU_FEATURE(dc, VIS1); | |
3542 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3543 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3544 | tcg_gen_helper_0_0(helper_fcmple32); | |
3545 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3546 | break; | |
3547 | case 0x026: /* VIS I fcmpne32 */ | |
3548 | CHECK_FPU_FEATURE(dc, VIS1); | |
3549 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3550 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3551 | tcg_gen_helper_0_0(helper_fcmpne32); | |
3552 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3553 | break; | |
3554 | case 0x028: /* VIS I fcmpgt16 */ | |
3555 | CHECK_FPU_FEATURE(dc, VIS1); | |
3556 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3557 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3558 | tcg_gen_helper_0_0(helper_fcmpgt16); | |
3559 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3560 | break; | |
3561 | case 0x02a: /* VIS I fcmpeq16 */ | |
3562 | CHECK_FPU_FEATURE(dc, VIS1); | |
3563 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3564 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3565 | tcg_gen_helper_0_0(helper_fcmpeq16); | |
3566 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3567 | break; | |
3568 | case 0x02c: /* VIS I fcmpgt32 */ | |
3569 | CHECK_FPU_FEATURE(dc, VIS1); | |
3570 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3571 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3572 | tcg_gen_helper_0_0(helper_fcmpgt32); | |
3573 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3574 | break; | |
3575 | case 0x02e: /* VIS I fcmpeq32 */ | |
3576 | CHECK_FPU_FEATURE(dc, VIS1); | |
3577 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3578 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3579 | tcg_gen_helper_0_0(helper_fcmpeq32); | |
3580 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3581 | break; | |
3582 | case 0x031: /* VIS I fmul8x16 */ | |
3583 | CHECK_FPU_FEATURE(dc, VIS1); | |
3584 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3585 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3586 | tcg_gen_helper_0_0(helper_fmul8x16); | |
3587 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3588 | break; | |
3589 | case 0x033: /* VIS I fmul8x16au */ | |
3590 | CHECK_FPU_FEATURE(dc, VIS1); | |
3591 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3592 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3593 | tcg_gen_helper_0_0(helper_fmul8x16au); | |
3594 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3595 | break; | |
3596 | case 0x035: /* VIS I fmul8x16al */ | |
3597 | CHECK_FPU_FEATURE(dc, VIS1); | |
3598 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3599 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3600 | tcg_gen_helper_0_0(helper_fmul8x16al); | |
3601 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3602 | break; | |
3603 | case 0x036: /* VIS I fmul8sux16 */ | |
3604 | CHECK_FPU_FEATURE(dc, VIS1); | |
3605 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3606 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3607 | tcg_gen_helper_0_0(helper_fmul8sux16); | |
3608 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3609 | break; | |
3610 | case 0x037: /* VIS I fmul8ulx16 */ | |
3611 | CHECK_FPU_FEATURE(dc, VIS1); | |
3612 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3613 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3614 | tcg_gen_helper_0_0(helper_fmul8ulx16); | |
3615 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3616 | break; | |
3617 | case 0x038: /* VIS I fmuld8sux16 */ | |
3618 | CHECK_FPU_FEATURE(dc, VIS1); | |
3619 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3620 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3621 | tcg_gen_helper_0_0(helper_fmuld8sux16); | |
3622 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3623 | break; | |
3624 | case 0x039: /* VIS I fmuld8ulx16 */ | |
3625 | CHECK_FPU_FEATURE(dc, VIS1); | |
3626 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3627 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3628 | tcg_gen_helper_0_0(helper_fmuld8ulx16); | |
3629 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3630 | break; | |
3631 | case 0x03a: /* VIS I fpack32 */ | |
3632 | case 0x03b: /* VIS I fpack16 */ | |
3633 | case 0x03d: /* VIS I fpackfix */ | |
3634 | case 0x03e: /* VIS I pdist */ | |
3635 | // XXX | |
3636 | goto illegal_insn; | |
3637 | case 0x048: /* VIS I faligndata */ | |
3638 | CHECK_FPU_FEATURE(dc, VIS1); | |
3639 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3640 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3641 | tcg_gen_helper_0_0(helper_faligndata); | |
3642 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3643 | break; | |
3644 | case 0x04b: /* VIS I fpmerge */ | |
3645 | CHECK_FPU_FEATURE(dc, VIS1); | |
3646 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3647 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3648 | tcg_gen_helper_0_0(helper_fpmerge); | |
3649 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3650 | break; | |
3651 | case 0x04c: /* VIS II bshuffle */ | |
3652 | // XXX | |
3653 | goto illegal_insn; | |
3654 | case 0x04d: /* VIS I fexpand */ | |
3655 | CHECK_FPU_FEATURE(dc, VIS1); | |
3656 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3657 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3658 | tcg_gen_helper_0_0(helper_fexpand); | |
3659 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3660 | break; | |
3661 | case 0x050: /* VIS I fpadd16 */ | |
3662 | CHECK_FPU_FEATURE(dc, VIS1); | |
3663 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3664 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3665 | tcg_gen_helper_0_0(helper_fpadd16); | |
3666 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3667 | break; | |
3668 | case 0x051: /* VIS I fpadd16s */ | |
3669 | CHECK_FPU_FEATURE(dc, VIS1); | |
3670 | gen_op_load_fpr_FT0(rs1); | |
3671 | gen_op_load_fpr_FT1(rs2); | |
3672 | tcg_gen_helper_0_0(helper_fpadd16s); | |
3673 | gen_op_store_FT0_fpr(rd); | |
3674 | break; | |
3675 | case 0x052: /* VIS I fpadd32 */ | |
3676 | CHECK_FPU_FEATURE(dc, VIS1); | |
3677 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3678 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3679 | tcg_gen_helper_0_0(helper_fpadd32); | |
3680 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3681 | break; | |
3682 | case 0x053: /* VIS I fpadd32s */ | |
3683 | CHECK_FPU_FEATURE(dc, VIS1); | |
3684 | gen_op_load_fpr_FT0(rs1); | |
3685 | gen_op_load_fpr_FT1(rs2); | |
3686 | tcg_gen_helper_0_0(helper_fpadd32s); | |
3687 | gen_op_store_FT0_fpr(rd); | |
3688 | break; | |
3689 | case 0x054: /* VIS I fpsub16 */ | |
3690 | CHECK_FPU_FEATURE(dc, VIS1); | |
3691 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3692 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3693 | tcg_gen_helper_0_0(helper_fpsub16); | |
3694 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3695 | break; | |
3696 | case 0x055: /* VIS I fpsub16s */ | |
3697 | CHECK_FPU_FEATURE(dc, VIS1); | |
3698 | gen_op_load_fpr_FT0(rs1); | |
3699 | gen_op_load_fpr_FT1(rs2); | |
3700 | tcg_gen_helper_0_0(helper_fpsub16s); | |
3701 | gen_op_store_FT0_fpr(rd); | |
3702 | break; | |
3703 | case 0x056: /* VIS I fpsub32 */ | |
3704 | CHECK_FPU_FEATURE(dc, VIS1); | |
3705 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3706 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3707 | tcg_gen_helper_0_0(helper_fpadd32); | |
3708 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3709 | break; | |
3710 | case 0x057: /* VIS I fpsub32s */ | |
3711 | CHECK_FPU_FEATURE(dc, VIS1); | |
3712 | gen_op_load_fpr_FT0(rs1); | |
3713 | gen_op_load_fpr_FT1(rs2); | |
3714 | tcg_gen_helper_0_0(helper_fpsub32s); | |
3715 | gen_op_store_FT0_fpr(rd); | |
3716 | break; | |
3717 | case 0x060: /* VIS I fzero */ | |
3718 | CHECK_FPU_FEATURE(dc, VIS1); | |
3719 | tcg_gen_helper_0_0(helper_movl_DT0_0); | |
3720 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3721 | break; | |
3722 | case 0x061: /* VIS I fzeros */ | |
3723 | CHECK_FPU_FEATURE(dc, VIS1); | |
3724 | tcg_gen_helper_0_0(helper_movl_FT0_0); | |
3725 | gen_op_store_FT0_fpr(rd); | |
3726 | break; | |
3727 | case 0x062: /* VIS I fnor */ | |
3728 | CHECK_FPU_FEATURE(dc, VIS1); | |
3729 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3730 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3731 | tcg_gen_helper_0_0(helper_fnor); | |
3732 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3733 | break; | |
3734 | case 0x063: /* VIS I fnors */ | |
3735 | CHECK_FPU_FEATURE(dc, VIS1); | |
3736 | gen_op_load_fpr_FT0(rs1); | |
3737 | gen_op_load_fpr_FT1(rs2); | |
3738 | tcg_gen_helper_0_0(helper_fnors); | |
3739 | gen_op_store_FT0_fpr(rd); | |
3740 | break; | |
3741 | case 0x064: /* VIS I fandnot2 */ | |
3742 | CHECK_FPU_FEATURE(dc, VIS1); | |
3743 | gen_op_load_fpr_DT1(DFPREG(rs1)); | |
3744 | gen_op_load_fpr_DT0(DFPREG(rs2)); | |
3745 | tcg_gen_helper_0_0(helper_fandnot); | |
3746 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3747 | break; | |
3748 | case 0x065: /* VIS I fandnot2s */ | |
3749 | CHECK_FPU_FEATURE(dc, VIS1); | |
3750 | gen_op_load_fpr_FT1(rs1); | |
3751 | gen_op_load_fpr_FT0(rs2); | |
3752 | tcg_gen_helper_0_0(helper_fandnots); | |
3753 | gen_op_store_FT0_fpr(rd); | |
3754 | break; | |
3755 | case 0x066: /* VIS I fnot2 */ | |
3756 | CHECK_FPU_FEATURE(dc, VIS1); | |
3757 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3758 | tcg_gen_helper_0_0(helper_fnot); | |
3759 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3760 | break; | |
3761 | case 0x067: /* VIS I fnot2s */ | |
3762 | CHECK_FPU_FEATURE(dc, VIS1); | |
3763 | gen_op_load_fpr_FT1(rs2); | |
3764 | tcg_gen_helper_0_0(helper_fnot); | |
3765 | gen_op_store_FT0_fpr(rd); | |
3766 | break; | |
3767 | case 0x068: /* VIS I fandnot1 */ | |
3768 | CHECK_FPU_FEATURE(dc, VIS1); | |
3769 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3770 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3771 | tcg_gen_helper_0_0(helper_fandnot); | |
3772 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3773 | break; | |
3774 | case 0x069: /* VIS I fandnot1s */ | |
3775 | CHECK_FPU_FEATURE(dc, VIS1); | |
3776 | gen_op_load_fpr_FT0(rs1); | |
3777 | gen_op_load_fpr_FT1(rs2); | |
3778 | tcg_gen_helper_0_0(helper_fandnots); | |
3779 | gen_op_store_FT0_fpr(rd); | |
3780 | break; | |
3781 | case 0x06a: /* VIS I fnot1 */ | |
3782 | CHECK_FPU_FEATURE(dc, VIS1); | |
3783 | gen_op_load_fpr_DT1(DFPREG(rs1)); | |
3784 | tcg_gen_helper_0_0(helper_fnot); | |
3785 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3786 | break; | |
3787 | case 0x06b: /* VIS I fnot1s */ | |
3788 | CHECK_FPU_FEATURE(dc, VIS1); | |
3789 | gen_op_load_fpr_FT1(rs1); | |
3790 | tcg_gen_helper_0_0(helper_fnot); | |
3791 | gen_op_store_FT0_fpr(rd); | |
3792 | break; | |
3793 | case 0x06c: /* VIS I fxor */ | |
3794 | CHECK_FPU_FEATURE(dc, VIS1); | |
3795 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3796 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3797 | tcg_gen_helper_0_0(helper_fxor); | |
3798 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3799 | break; | |
3800 | case 0x06d: /* VIS I fxors */ | |
3801 | CHECK_FPU_FEATURE(dc, VIS1); | |
3802 | gen_op_load_fpr_FT0(rs1); | |
3803 | gen_op_load_fpr_FT1(rs2); | |
3804 | tcg_gen_helper_0_0(helper_fxors); | |
3805 | gen_op_store_FT0_fpr(rd); | |
3806 | break; | |
3807 | case 0x06e: /* VIS I fnand */ | |
3808 | CHECK_FPU_FEATURE(dc, VIS1); | |
3809 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3810 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3811 | tcg_gen_helper_0_0(helper_fnand); | |
3812 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3813 | break; | |
3814 | case 0x06f: /* VIS I fnands */ | |
3815 | CHECK_FPU_FEATURE(dc, VIS1); | |
3816 | gen_op_load_fpr_FT0(rs1); | |
3817 | gen_op_load_fpr_FT1(rs2); | |
3818 | tcg_gen_helper_0_0(helper_fnands); | |
3819 | gen_op_store_FT0_fpr(rd); | |
3820 | break; | |
3821 | case 0x070: /* VIS I fand */ | |
3822 | CHECK_FPU_FEATURE(dc, VIS1); | |
3823 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3824 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3825 | tcg_gen_helper_0_0(helper_fand); | |
3826 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3827 | break; | |
3828 | case 0x071: /* VIS I fands */ | |
3829 | CHECK_FPU_FEATURE(dc, VIS1); | |
3830 | gen_op_load_fpr_FT0(rs1); | |
3831 | gen_op_load_fpr_FT1(rs2); | |
3832 | tcg_gen_helper_0_0(helper_fands); | |
3833 | gen_op_store_FT0_fpr(rd); | |
3834 | break; | |
3835 | case 0x072: /* VIS I fxnor */ | |
3836 | CHECK_FPU_FEATURE(dc, VIS1); | |
3837 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3838 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3839 | tcg_gen_helper_0_0(helper_fxnor); | |
3840 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3841 | break; | |
3842 | case 0x073: /* VIS I fxnors */ | |
3843 | CHECK_FPU_FEATURE(dc, VIS1); | |
3844 | gen_op_load_fpr_FT0(rs1); | |
3845 | gen_op_load_fpr_FT1(rs2); | |
3846 | tcg_gen_helper_0_0(helper_fxnors); | |
3847 | gen_op_store_FT0_fpr(rd); | |
3848 | break; | |
3849 | case 0x074: /* VIS I fsrc1 */ | |
3850 | CHECK_FPU_FEATURE(dc, VIS1); | |
3851 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3852 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3853 | break; | |
3854 | case 0x075: /* VIS I fsrc1s */ | |
3855 | CHECK_FPU_FEATURE(dc, VIS1); | |
3856 | gen_op_load_fpr_FT0(rs1); | |
3857 | gen_op_store_FT0_fpr(rd); | |
3858 | break; | |
3859 | case 0x076: /* VIS I fornot2 */ | |
3860 | CHECK_FPU_FEATURE(dc, VIS1); | |
3861 | gen_op_load_fpr_DT1(DFPREG(rs1)); | |
3862 | gen_op_load_fpr_DT0(DFPREG(rs2)); | |
3863 | tcg_gen_helper_0_0(helper_fornot); | |
3864 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3865 | break; | |
3866 | case 0x077: /* VIS I fornot2s */ | |
3867 | CHECK_FPU_FEATURE(dc, VIS1); | |
3868 | gen_op_load_fpr_FT1(rs1); | |
3869 | gen_op_load_fpr_FT0(rs2); | |
3870 | tcg_gen_helper_0_0(helper_fornots); | |
3871 | gen_op_store_FT0_fpr(rd); | |
3872 | break; | |
3873 | case 0x078: /* VIS I fsrc2 */ | |
3874 | CHECK_FPU_FEATURE(dc, VIS1); | |
3875 | gen_op_load_fpr_DT0(DFPREG(rs2)); | |
3876 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3877 | break; | |
3878 | case 0x079: /* VIS I fsrc2s */ | |
3879 | CHECK_FPU_FEATURE(dc, VIS1); | |
3880 | gen_op_load_fpr_FT0(rs2); | |
3881 | gen_op_store_FT0_fpr(rd); | |
3882 | break; | |
3883 | case 0x07a: /* VIS I fornot1 */ | |
3884 | CHECK_FPU_FEATURE(dc, VIS1); | |
3885 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3886 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3887 | tcg_gen_helper_0_0(helper_fornot); | |
3888 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3889 | break; | |
3890 | case 0x07b: /* VIS I fornot1s */ | |
3891 | CHECK_FPU_FEATURE(dc, VIS1); | |
3892 | gen_op_load_fpr_FT0(rs1); | |
3893 | gen_op_load_fpr_FT1(rs2); | |
3894 | tcg_gen_helper_0_0(helper_fornots); | |
3895 | gen_op_store_FT0_fpr(rd); | |
3896 | break; | |
3897 | case 0x07c: /* VIS I for */ | |
3898 | CHECK_FPU_FEATURE(dc, VIS1); | |
3899 | gen_op_load_fpr_DT0(DFPREG(rs1)); | |
3900 | gen_op_load_fpr_DT1(DFPREG(rs2)); | |
3901 | tcg_gen_helper_0_0(helper_for); | |
3902 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3903 | break; | |
3904 | case 0x07d: /* VIS I fors */ | |
3905 | CHECK_FPU_FEATURE(dc, VIS1); | |
3906 | gen_op_load_fpr_FT0(rs1); | |
3907 | gen_op_load_fpr_FT1(rs2); | |
3908 | tcg_gen_helper_0_0(helper_fors); | |
3909 | gen_op_store_FT0_fpr(rd); | |
3910 | break; | |
3911 | case 0x07e: /* VIS I fone */ | |
3912 | CHECK_FPU_FEATURE(dc, VIS1); | |
3913 | tcg_gen_helper_0_0(helper_movl_DT0_1); | |
3914 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
3915 | break; | |
3916 | case 0x07f: /* VIS I fones */ | |
3917 | CHECK_FPU_FEATURE(dc, VIS1); | |
3918 | tcg_gen_helper_0_0(helper_movl_FT0_1); | |
3919 | gen_op_store_FT0_fpr(rd); | |
3920 | break; | |
3921 | case 0x080: /* VIS I shutdown */ | |
3922 | case 0x081: /* VIS II siam */ | |
3923 | // XXX | |
3924 | goto illegal_insn; | |
3925 | default: | |
3926 | goto illegal_insn; | |
3927 | } | |
3928 | #else | |
3929 | goto ncp_insn; | |
3930 | #endif | |
3931 | } else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */ | |
3932 | #ifdef TARGET_SPARC64 | |
3933 | goto illegal_insn; | |
3934 | #else | |
3935 | goto ncp_insn; | |
3936 | #endif | |
3937 | #ifdef TARGET_SPARC64 | |
3938 | } else if (xop == 0x39) { /* V9 return */ | |
3939 | save_state(dc, cpu_cond); | |
3940 | cpu_src1 = get_src1(insn, cpu_src1); | |
3941 | if (IS_IMM) { /* immediate */ | |
3942 | rs2 = GET_FIELDs(insn, 19, 31); | |
3943 | tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2); | |
3944 | } else { /* register */ | |
3945 | rs2 = GET_FIELD(insn, 27, 31); | |
3946 | if (rs2) { | |
3947 | gen_movl_reg_TN(rs2, cpu_src2); | |
3948 | tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); | |
3949 | } else | |
3950 | tcg_gen_mov_tl(cpu_dst, cpu_src1); | |
3951 | } | |
3952 | tcg_gen_helper_0_0(helper_restore); | |
3953 | gen_mov_pc_npc(dc, cpu_cond); | |
3954 | tcg_gen_helper_0_2(helper_check_align, cpu_dst, | |
3955 | tcg_const_i32(3)); | |
3956 | tcg_gen_mov_tl(cpu_npc, cpu_dst); | |
3957 | dc->npc = DYNAMIC_PC; | |
3958 | goto jmp_insn; | |
3959 | #endif | |
3960 | } else { | |
3961 | cpu_src1 = get_src1(insn, cpu_src1); | |
3962 | if (IS_IMM) { /* immediate */ | |
3963 | rs2 = GET_FIELDs(insn, 19, 31); | |
3964 | tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2); | |
3965 | } else { /* register */ | |
3966 | rs2 = GET_FIELD(insn, 27, 31); | |
3967 | if (rs2) { | |
3968 | gen_movl_reg_TN(rs2, cpu_src2); | |
3969 | tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); | |
3970 | } else | |
3971 | tcg_gen_mov_tl(cpu_dst, cpu_src1); | |
3972 | } | |
3973 | switch (xop) { | |
3974 | case 0x38: /* jmpl */ | |
3975 | { | |
3976 | gen_movl_TN_reg(rd, tcg_const_tl(dc->pc)); | |
3977 | gen_mov_pc_npc(dc, cpu_cond); | |
3978 | tcg_gen_helper_0_2(helper_check_align, cpu_dst, | |
3979 | tcg_const_i32(3)); | |
3980 | tcg_gen_mov_tl(cpu_npc, cpu_dst); | |
3981 | dc->npc = DYNAMIC_PC; | |
3982 | } | |
3983 | goto jmp_insn; | |
3984 | #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64) | |
3985 | case 0x39: /* rett, V9 return */ | |
3986 | { | |
3987 | if (!supervisor(dc)) | |
3988 | goto priv_insn; | |
3989 | gen_mov_pc_npc(dc, cpu_cond); | |
3990 | tcg_gen_helper_0_2(helper_check_align, cpu_dst, | |
3991 | tcg_const_i32(3)); | |
3992 | tcg_gen_mov_tl(cpu_npc, cpu_dst); | |
3993 | dc->npc = DYNAMIC_PC; | |
3994 | tcg_gen_helper_0_0(helper_rett); | |
3995 | } | |
3996 | goto jmp_insn; | |
3997 | #endif | |
3998 | case 0x3b: /* flush */ | |
3999 | if (!((dc)->features & CPU_FEATURE_FLUSH)) | |
4000 | goto unimp_flush; | |
4001 | tcg_gen_helper_0_1(helper_flush, cpu_dst); | |
4002 | break; | |
4003 | case 0x3c: /* save */ | |
4004 | save_state(dc, cpu_cond); | |
4005 | tcg_gen_helper_0_0(helper_save); | |
4006 | gen_movl_TN_reg(rd, cpu_dst); | |
4007 | break; | |
4008 | case 0x3d: /* restore */ | |
4009 | save_state(dc, cpu_cond); | |
4010 | tcg_gen_helper_0_0(helper_restore); | |
4011 | gen_movl_TN_reg(rd, cpu_dst); | |
4012 | break; | |
4013 | #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64) | |
4014 | case 0x3e: /* V9 done/retry */ | |
4015 | { | |
4016 | switch (rd) { | |
4017 | case 0: | |
4018 | if (!supervisor(dc)) | |
4019 | goto priv_insn; | |
4020 | dc->npc = DYNAMIC_PC; | |
4021 | dc->pc = DYNAMIC_PC; | |
4022 | tcg_gen_helper_0_0(helper_done); | |
4023 | goto jmp_insn; | |
4024 | case 1: | |
4025 | if (!supervisor(dc)) | |
4026 | goto priv_insn; | |
4027 | dc->npc = DYNAMIC_PC; | |
4028 | dc->pc = DYNAMIC_PC; | |
4029 | tcg_gen_helper_0_0(helper_retry); | |
4030 | goto jmp_insn; | |
4031 | default: | |
4032 | goto illegal_insn; | |
4033 | } | |
4034 | } | |
4035 | break; | |
4036 | #endif | |
4037 | default: | |
4038 | goto illegal_insn; | |
4039 | } | |
4040 | } | |
4041 | break; | |
4042 | } | |
4043 | break; | |
4044 | case 3: /* load/store instructions */ | |
4045 | { | |
4046 | unsigned int xop = GET_FIELD(insn, 7, 12); | |
4047 | ||
4048 | cpu_src1 = get_src1(insn, cpu_src1); | |
4049 | if (xop == 0x3c || xop == 0x3e) | |
4050 | { | |
4051 | rs2 = GET_FIELD(insn, 27, 31); | |
4052 | gen_movl_reg_TN(rs2, cpu_src2); | |
4053 | } | |
4054 | else if (IS_IMM) { /* immediate */ | |
4055 | rs2 = GET_FIELDs(insn, 19, 31); | |
4056 | tcg_gen_addi_tl(cpu_addr, cpu_src1, (int)rs2); | |
4057 | } else { /* register */ | |
4058 | rs2 = GET_FIELD(insn, 27, 31); | |
4059 | if (rs2 != 0) { | |
4060 | gen_movl_reg_TN(rs2, cpu_src2); | |
4061 | tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2); | |
4062 | } else | |
4063 | tcg_gen_mov_tl(cpu_addr, cpu_src1); | |
4064 | } | |
4065 | if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) || | |
4066 | (xop > 0x17 && xop <= 0x1d ) || | |
4067 | (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) { | |
4068 | switch (xop) { | |
4069 | case 0x0: /* load unsigned word */ | |
4070 | ABI32_MASK(cpu_addr); | |
4071 | tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx); | |
4072 | break; | |
4073 | case 0x1: /* load unsigned byte */ | |
4074 | ABI32_MASK(cpu_addr); | |
4075 | tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx); | |
4076 | break; | |
4077 | case 0x2: /* load unsigned halfword */ | |
4078 | ABI32_MASK(cpu_addr); | |
4079 | tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx); | |
4080 | break; | |
4081 | case 0x3: /* load double word */ | |
4082 | if (rd & 1) | |
4083 | goto illegal_insn; | |
4084 | else { | |
4085 | save_state(dc, cpu_cond); | |
4086 | tcg_gen_helper_0_2(helper_check_align, cpu_addr, | |
4087 | tcg_const_i32(7)); // XXX remove | |
4088 | ABI32_MASK(cpu_addr); | |
4089 | tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx); | |
4090 | tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64); | |
4091 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL); | |
4092 | gen_movl_TN_reg(rd + 1, cpu_tmp0); | |
4093 | tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32); | |
4094 | tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64); | |
4095 | tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL); | |
4096 | } | |
4097 | break; | |
4098 | case 0x9: /* load signed byte */ | |
4099 | ABI32_MASK(cpu_addr); | |
4100 | tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx); | |
4101 | break; | |
4102 | case 0xa: /* load signed halfword */ | |
4103 | ABI32_MASK(cpu_addr); | |
4104 | tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx); | |
4105 | break; | |
4106 | case 0xd: /* ldstub -- XXX: should be atomically */ | |
4107 | ABI32_MASK(cpu_addr); | |
4108 | tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx); | |
4109 | tcg_gen_qemu_st8(tcg_const_tl(0xff), cpu_addr, | |
4110 | dc->mem_idx); | |
4111 | break; | |
4112 | case 0x0f: /* swap register with memory. Also | |
4113 | atomically */ | |
4114 | CHECK_IU_FEATURE(dc, SWAP); | |
4115 | gen_movl_reg_TN(rd, cpu_val); | |
4116 | ABI32_MASK(cpu_addr); | |
4117 | tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx); | |
4118 | tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx); | |
4119 | tcg_gen_extu_i32_tl(cpu_val, cpu_tmp32); | |
4120 | break; | |
4121 | #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64) | |
4122 | case 0x10: /* load word alternate */ | |
4123 | #ifndef TARGET_SPARC64 | |
4124 | if (IS_IMM) | |
4125 | goto illegal_insn; | |
4126 | if (!supervisor(dc)) | |
4127 | goto priv_insn; | |
4128 | #endif | |
4129 | save_state(dc, cpu_cond); | |
4130 | gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0); | |
4131 | break; | |
4132 | case 0x11: /* load unsigned byte alternate */ | |
4133 | #ifndef TARGET_SPARC64 | |
4134 | if (IS_IMM) | |
4135 | goto illegal_insn; | |
4136 | if (!supervisor(dc)) | |
4137 | goto priv_insn; | |
4138 | #endif | |
4139 | save_state(dc, cpu_cond); | |
4140 | gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0); | |
4141 | break; | |
4142 | case 0x12: /* load unsigned halfword alternate */ | |
4143 | #ifndef TARGET_SPARC64 | |
4144 | if (IS_IMM) | |
4145 | goto illegal_insn; | |
4146 | if (!supervisor(dc)) | |
4147 | goto priv_insn; | |
4148 | #endif | |
4149 | save_state(dc, cpu_cond); | |
4150 | gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0); | |
4151 | break; | |
4152 | case 0x13: /* load double word alternate */ | |
4153 | #ifndef TARGET_SPARC64 | |
4154 | if (IS_IMM) | |
4155 | goto illegal_insn; | |
4156 | if (!supervisor(dc)) | |
4157 | goto priv_insn; | |
4158 | #endif | |
4159 | if (rd & 1) | |
4160 | goto illegal_insn; | |
4161 | save_state(dc, cpu_cond); | |
4162 | gen_ldda_asi(cpu_tmp0, cpu_val, cpu_addr, insn); | |
4163 | gen_movl_TN_reg(rd + 1, cpu_tmp0); | |
4164 | break; | |
4165 | case 0x19: /* load signed byte alternate */ | |
4166 | #ifndef TARGET_SPARC64 | |
4167 | if (IS_IMM) | |
4168 | goto illegal_insn; | |
4169 | if (!supervisor(dc)) | |
4170 | goto priv_insn; | |
4171 | #endif | |
4172 | save_state(dc, cpu_cond); | |
4173 | gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1); | |
4174 | break; | |
4175 | case 0x1a: /* load signed halfword alternate */ | |
4176 | #ifndef TARGET_SPARC64 | |
4177 | if (IS_IMM) | |
4178 | goto illegal_insn; | |
4179 | if (!supervisor(dc)) | |
4180 | goto priv_insn; | |
4181 | #endif | |
4182 | save_state(dc, cpu_cond); | |
4183 | gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1); | |
4184 | break; | |
4185 | case 0x1d: /* ldstuba -- XXX: should be atomically */ | |
4186 | #ifndef TARGET_SPARC64 | |
4187 | if (IS_IMM) | |
4188 | goto illegal_insn; | |
4189 | if (!supervisor(dc)) | |
4190 | goto priv_insn; | |
4191 | #endif | |
4192 | save_state(dc, cpu_cond); | |
4193 | gen_ldstub_asi(cpu_val, cpu_addr, insn); | |
4194 | break; | |
4195 | case 0x1f: /* swap reg with alt. memory. Also | |
4196 | atomically */ | |
4197 | CHECK_IU_FEATURE(dc, SWAP); | |
4198 | #ifndef TARGET_SPARC64 | |
4199 | if (IS_IMM) | |
4200 | goto illegal_insn; | |
4201 | if (!supervisor(dc)) | |
4202 | goto priv_insn; | |
4203 | #endif | |
4204 | save_state(dc, cpu_cond); | |
4205 | gen_movl_reg_TN(rd, cpu_val); | |
4206 | gen_swap_asi(cpu_val, cpu_addr, insn); | |
4207 | break; | |
4208 | ||
4209 | #ifndef TARGET_SPARC64 | |
4210 | case 0x30: /* ldc */ | |
4211 | case 0x31: /* ldcsr */ | |
4212 | case 0x33: /* lddc */ | |
4213 | goto ncp_insn; | |
4214 | #endif | |
4215 | #endif | |
4216 | #ifdef TARGET_SPARC64 | |
4217 | case 0x08: /* V9 ldsw */ | |
4218 | ABI32_MASK(cpu_addr); | |
4219 | tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx); | |
4220 | break; | |
4221 | case 0x0b: /* V9 ldx */ | |
4222 | ABI32_MASK(cpu_addr); | |
4223 | tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx); | |
4224 | break; | |
4225 | case 0x18: /* V9 ldswa */ | |
4226 | save_state(dc, cpu_cond); | |
4227 | gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1); | |
4228 | break; | |
4229 | case 0x1b: /* V9 ldxa */ | |
4230 | save_state(dc, cpu_cond); | |
4231 | gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0); | |
4232 | break; | |
4233 | case 0x2d: /* V9 prefetch, no effect */ | |
4234 | goto skip_move; | |
4235 | case 0x30: /* V9 ldfa */ | |
4236 | save_state(dc, cpu_cond); | |
4237 | gen_ldf_asi(cpu_addr, insn, 4, rd); | |
4238 | goto skip_move; | |
4239 | case 0x33: /* V9 lddfa */ | |
4240 | save_state(dc, cpu_cond); | |
4241 | gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd)); | |
4242 | goto skip_move; | |
4243 | case 0x3d: /* V9 prefetcha, no effect */ | |
4244 | goto skip_move; | |
4245 | case 0x32: /* V9 ldqfa */ | |
4246 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
4247 | save_state(dc, cpu_cond); | |
4248 | gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd)); | |
4249 | goto skip_move; | |
4250 | #endif | |
4251 | default: | |
4252 | goto illegal_insn; | |
4253 | } | |
4254 | gen_movl_TN_reg(rd, cpu_val); | |
4255 | #ifdef TARGET_SPARC64 | |
4256 | skip_move: ; | |
4257 | #endif | |
4258 | } else if (xop >= 0x20 && xop < 0x24) { | |
4259 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
4260 | goto jmp_insn; | |
4261 | save_state(dc, cpu_cond); | |
4262 | switch (xop) { | |
4263 | case 0x20: /* load fpreg */ | |
4264 | ABI32_MASK(cpu_addr); | |
4265 | tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx); | |
4266 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
4267 | offsetof(CPUState, fpr[rd])); | |
4268 | break; | |
4269 | case 0x21: /* load fsr */ | |
4270 | ABI32_MASK(cpu_addr); | |
4271 | tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx); | |
4272 | tcg_gen_st_i32(cpu_tmp32, cpu_env, | |
4273 | offsetof(CPUState, ft0)); | |
4274 | tcg_gen_helper_0_0(helper_ldfsr); | |
4275 | break; | |
4276 | case 0x22: /* load quad fpreg */ | |
4277 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
4278 | tcg_gen_helper_0_2(helper_ldqf, cpu_addr, | |
4279 | tcg_const_i32(dc->mem_idx)); | |
4280 | gen_op_store_QT0_fpr(QFPREG(rd)); | |
4281 | break; | |
4282 | case 0x23: /* load double fpreg */ | |
4283 | tcg_gen_helper_0_2(helper_lddf, cpu_addr, | |
4284 | tcg_const_i32(dc->mem_idx)); | |
4285 | gen_op_store_DT0_fpr(DFPREG(rd)); | |
4286 | break; | |
4287 | default: | |
4288 | goto illegal_insn; | |
4289 | } | |
4290 | } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) || \ | |
4291 | xop == 0xe || xop == 0x1e) { | |
4292 | gen_movl_reg_TN(rd, cpu_val); | |
4293 | switch (xop) { | |
4294 | case 0x4: /* store word */ | |
4295 | ABI32_MASK(cpu_addr); | |
4296 | tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx); | |
4297 | break; | |
4298 | case 0x5: /* store byte */ | |
4299 | ABI32_MASK(cpu_addr); | |
4300 | tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx); | |
4301 | break; | |
4302 | case 0x6: /* store halfword */ | |
4303 | ABI32_MASK(cpu_addr); | |
4304 | tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx); | |
4305 | break; | |
4306 | case 0x7: /* store double word */ | |
4307 | if (rd & 1) | |
4308 | goto illegal_insn; | |
4309 | else { | |
4310 | TCGv r_low; | |
4311 | ||
4312 | save_state(dc, cpu_cond); | |
4313 | ABI32_MASK(cpu_addr); | |
4314 | tcg_gen_helper_0_2(helper_check_align, cpu_addr, | |
4315 | tcg_const_i32(7)); // XXX remove | |
4316 | r_low = tcg_temp_new(TCG_TYPE_I32); | |
4317 | gen_movl_reg_TN(rd + 1, r_low); | |
4318 | tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, cpu_val, | |
4319 | r_low); | |
4320 | tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx); | |
4321 | } | |
4322 | break; | |
4323 | #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64) | |
4324 | case 0x14: /* store word alternate */ | |
4325 | #ifndef TARGET_SPARC64 | |
4326 | if (IS_IMM) | |
4327 | goto illegal_insn; | |
4328 | if (!supervisor(dc)) | |
4329 | goto priv_insn; | |
4330 | #endif | |
4331 | save_state(dc, cpu_cond); | |
4332 | gen_st_asi(cpu_val, cpu_addr, insn, 4); | |
4333 | break; | |
4334 | case 0x15: /* store byte alternate */ | |
4335 | #ifndef TARGET_SPARC64 | |
4336 | if (IS_IMM) | |
4337 | goto illegal_insn; | |
4338 | if (!supervisor(dc)) | |
4339 | goto priv_insn; | |
4340 | #endif | |
4341 | save_state(dc, cpu_cond); | |
4342 | gen_st_asi(cpu_val, cpu_addr, insn, 1); | |
4343 | break; | |
4344 | case 0x16: /* store halfword alternate */ | |
4345 | #ifndef TARGET_SPARC64 | |
4346 | if (IS_IMM) | |
4347 | goto illegal_insn; | |
4348 | if (!supervisor(dc)) | |
4349 | goto priv_insn; | |
4350 | #endif | |
4351 | save_state(dc, cpu_cond); | |
4352 | gen_st_asi(cpu_val, cpu_addr, insn, 2); | |
4353 | break; | |
4354 | case 0x17: /* store double word alternate */ | |
4355 | #ifndef TARGET_SPARC64 | |
4356 | if (IS_IMM) | |
4357 | goto illegal_insn; | |
4358 | if (!supervisor(dc)) | |
4359 | goto priv_insn; | |
4360 | #endif | |
4361 | if (rd & 1) | |
4362 | goto illegal_insn; | |
4363 | else { | |
4364 | save_state(dc, cpu_cond); | |
4365 | gen_stda_asi(cpu_val, cpu_addr, insn, rd); | |
4366 | } | |
4367 | break; | |
4368 | #endif | |
4369 | #ifdef TARGET_SPARC64 | |
4370 | case 0x0e: /* V9 stx */ | |
4371 | ABI32_MASK(cpu_addr); | |
4372 | tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx); | |
4373 | break; | |
4374 | case 0x1e: /* V9 stxa */ | |
4375 | save_state(dc, cpu_cond); | |
4376 | gen_st_asi(cpu_val, cpu_addr, insn, 8); | |
4377 | break; | |
4378 | #endif | |
4379 | default: | |
4380 | goto illegal_insn; | |
4381 | } | |
4382 | } else if (xop > 0x23 && xop < 0x28) { | |
4383 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
4384 | goto jmp_insn; | |
4385 | save_state(dc, cpu_cond); | |
4386 | switch (xop) { | |
4387 | case 0x24: /* store fpreg */ | |
4388 | ABI32_MASK(cpu_addr); | |
4389 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
4390 | offsetof(CPUState, fpr[rd])); | |
4391 | tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx); | |
4392 | break; | |
4393 | case 0x25: /* stfsr, V9 stxfsr */ | |
4394 | ABI32_MASK(cpu_addr); | |
4395 | tcg_gen_helper_0_0(helper_stfsr); | |
4396 | tcg_gen_ld_i32(cpu_tmp32, cpu_env, | |
4397 | offsetof(CPUState, ft0)); | |
4398 | tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx); | |
4399 | break; | |
4400 | case 0x26: | |
4401 | #ifdef TARGET_SPARC64 | |
4402 | /* V9 stqf, store quad fpreg */ | |
4403 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
4404 | gen_op_load_fpr_QT0(QFPREG(rd)); | |
4405 | tcg_gen_helper_0_2(helper_stqf, cpu_addr, dc->mem_idx); | |
4406 | break; | |
4407 | #else /* !TARGET_SPARC64 */ | |
4408 | /* stdfq, store floating point queue */ | |
4409 | #if defined(CONFIG_USER_ONLY) | |
4410 | goto illegal_insn; | |
4411 | #else | |
4412 | if (!supervisor(dc)) | |
4413 | goto priv_insn; | |
4414 | if (gen_trap_ifnofpu(dc, cpu_cond)) | |
4415 | goto jmp_insn; | |
4416 | goto nfq_insn; | |
4417 | #endif | |
4418 | #endif | |
4419 | case 0x27: /* store double fpreg */ | |
4420 | gen_op_load_fpr_DT0(DFPREG(rd)); | |
4421 | tcg_gen_helper_0_2(helper_stdf, cpu_addr, | |
4422 | tcg_const_i32(dc->mem_idx)); | |
4423 | break; | |
4424 | default: | |
4425 | goto illegal_insn; | |
4426 | } | |
4427 | } else if (xop > 0x33 && xop < 0x3f) { | |
4428 | save_state(dc, cpu_cond); | |
4429 | switch (xop) { | |
4430 | #ifdef TARGET_SPARC64 | |
4431 | case 0x34: /* V9 stfa */ | |
4432 | gen_op_load_fpr_FT0(rd); | |
4433 | gen_stf_asi(cpu_addr, insn, 4, rd); | |
4434 | break; | |
4435 | case 0x36: /* V9 stqfa */ | |
4436 | CHECK_FPU_FEATURE(dc, FLOAT128); | |
4437 | tcg_gen_helper_0_2(helper_check_align, cpu_addr, | |
4438 | tcg_const_i32(7)); | |
4439 | gen_op_load_fpr_QT0(QFPREG(rd)); | |
4440 | gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd)); | |
4441 | break; | |
4442 | case 0x37: /* V9 stdfa */ | |
4443 | gen_op_load_fpr_DT0(DFPREG(rd)); | |
4444 | gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd)); | |
4445 | break; | |
4446 | case 0x3c: /* V9 casa */ | |
4447 | gen_cas_asi(cpu_val, cpu_addr, cpu_val, insn, rd); | |
4448 | gen_movl_TN_reg(rd, cpu_val); | |
4449 | break; | |
4450 | case 0x3e: /* V9 casxa */ | |
4451 | gen_casx_asi(cpu_val, cpu_addr, cpu_val, insn, rd); | |
4452 | gen_movl_TN_reg(rd, cpu_val); | |
4453 | break; | |
4454 | #else | |
4455 | case 0x34: /* stc */ | |
4456 | case 0x35: /* stcsr */ | |
4457 | case 0x36: /* stdcq */ | |
4458 | case 0x37: /* stdc */ | |
4459 | goto ncp_insn; | |
4460 | #endif | |
4461 | default: | |
4462 | goto illegal_insn; | |
4463 | } | |
4464 | } | |
4465 | else | |
4466 | goto illegal_insn; | |
4467 | } | |
4468 | break; | |
4469 | } | |
4470 | /* default case for non jump instructions */ | |
4471 | if (dc->npc == DYNAMIC_PC) { | |
4472 | dc->pc = DYNAMIC_PC; | |
4473 | gen_op_next_insn(); | |
4474 | } else if (dc->npc == JUMP_PC) { | |
4475 | /* we can do a static jump */ | |
4476 | gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond); | |
4477 | dc->is_br = 1; | |
4478 | } else { | |
4479 | dc->pc = dc->npc; | |
4480 | dc->npc = dc->npc + 4; | |
4481 | } | |
4482 | jmp_insn: | |
4483 | return; | |
4484 | illegal_insn: | |
4485 | save_state(dc, cpu_cond); | |
4486 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_ILL_INSN)); | |
4487 | dc->is_br = 1; | |
4488 | return; | |
4489 | unimp_flush: | |
4490 | save_state(dc, cpu_cond); | |
4491 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_UNIMP_FLUSH)); | |
4492 | dc->is_br = 1; | |
4493 | return; | |
4494 | #if !defined(CONFIG_USER_ONLY) | |
4495 | priv_insn: | |
4496 | save_state(dc, cpu_cond); | |
4497 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_PRIV_INSN)); | |
4498 | dc->is_br = 1; | |
4499 | return; | |
4500 | #endif | |
4501 | nfpu_insn: | |
4502 | save_state(dc, cpu_cond); | |
4503 | gen_op_fpexception_im(FSR_FTT_UNIMPFPOP); | |
4504 | dc->is_br = 1; | |
4505 | return; | |
4506 | #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64) | |
4507 | nfq_insn: | |
4508 | save_state(dc, cpu_cond); | |
4509 | gen_op_fpexception_im(FSR_FTT_SEQ_ERROR); | |
4510 | dc->is_br = 1; | |
4511 | return; | |
4512 | #endif | |
4513 | #ifndef TARGET_SPARC64 | |
4514 | ncp_insn: | |
4515 | save_state(dc, cpu_cond); | |
4516 | tcg_gen_helper_0_1(raise_exception, tcg_const_i32(TT_NCP_INSN)); | |
4517 | dc->is_br = 1; | |
4518 | return; | |
4519 | #endif | |
4520 | } | |
4521 | ||
4522 | static void tcg_macro_func(TCGContext *s, int macro_id, const int *dead_args) | |
4523 | { | |
4524 | } | |
4525 | ||
4526 | static inline int gen_intermediate_code_internal(TranslationBlock * tb, | |
4527 | int spc, CPUSPARCState *env) | |
4528 | { | |
4529 | target_ulong pc_start, last_pc; | |
4530 | uint16_t *gen_opc_end; | |
4531 | DisasContext dc1, *dc = &dc1; | |
4532 | int j, lj = -1; | |
4533 | ||
4534 | memset(dc, 0, sizeof(DisasContext)); | |
4535 | dc->tb = tb; | |
4536 | pc_start = tb->pc; | |
4537 | dc->pc = pc_start; | |
4538 | last_pc = dc->pc; | |
4539 | dc->npc = (target_ulong) tb->cs_base; | |
4540 | dc->mem_idx = cpu_mmu_index(env); | |
4541 | dc->features = env->features; | |
4542 | if ((dc->features & CPU_FEATURE_FLOAT)) { | |
4543 | dc->fpu_enabled = cpu_fpu_enabled(env); | |
4544 | #if defined(CONFIG_USER_ONLY) | |
4545 | dc->features |= CPU_FEATURE_FLOAT128; | |
4546 | #endif | |
4547 | } else | |
4548 | dc->fpu_enabled = 0; | |
4549 | gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; | |
4550 | ||
4551 | cpu_tmp0 = tcg_temp_new(TCG_TYPE_TL); | |
4552 | cpu_tmp32 = tcg_temp_new(TCG_TYPE_I32); | |
4553 | cpu_tmp64 = tcg_temp_new(TCG_TYPE_I64); | |
4554 | ||
4555 | do { | |
4556 | if (env->nb_breakpoints > 0) { | |
4557 | for(j = 0; j < env->nb_breakpoints; j++) { | |
4558 | if (env->breakpoints[j] == dc->pc) { | |
4559 | if (dc->pc != pc_start) | |
4560 | save_state(dc, cpu_cond); | |
4561 | tcg_gen_helper_0_0(helper_debug); | |
4562 | tcg_gen_exit_tb(0); | |
4563 | dc->is_br = 1; | |
4564 | goto exit_gen_loop; | |
4565 | } | |
4566 | } | |
4567 | } | |
4568 | if (spc) { | |
4569 | if (loglevel > 0) | |
4570 | fprintf(logfile, "Search PC...\n"); | |
4571 | j = gen_opc_ptr - gen_opc_buf; | |
4572 | if (lj < j) { | |
4573 | lj++; | |
4574 | while (lj < j) | |
4575 | gen_opc_instr_start[lj++] = 0; | |
4576 | gen_opc_pc[lj] = dc->pc; | |
4577 | gen_opc_npc[lj] = dc->npc; | |
4578 | gen_opc_instr_start[lj] = 1; | |
4579 | } | |
4580 | } | |
4581 | last_pc = dc->pc; | |
4582 | disas_sparc_insn(dc); | |
4583 | ||
4584 | if (dc->is_br) | |
4585 | break; | |
4586 | /* if the next PC is different, we abort now */ | |
4587 | if (dc->pc != (last_pc + 4)) | |
4588 | break; | |
4589 | /* if we reach a page boundary, we stop generation so that the | |
4590 | PC of a TT_TFAULT exception is always in the right page */ | |
4591 | if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0) | |
4592 | break; | |
4593 | /* if single step mode, we generate only one instruction and | |
4594 | generate an exception */ | |
4595 | if (env->singlestep_enabled) { | |
4596 | tcg_gen_movi_tl(cpu_pc, dc->pc); | |
4597 | tcg_gen_exit_tb(0); | |
4598 | break; | |
4599 | } | |
4600 | } while ((gen_opc_ptr < gen_opc_end) && | |
4601 | (dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32)); | |
4602 | ||
4603 | exit_gen_loop: | |
4604 | if (!dc->is_br) { | |
4605 | if (dc->pc != DYNAMIC_PC && | |
4606 | (dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) { | |
4607 | /* static PC and NPC: we can use direct chaining */ | |
4608 | gen_goto_tb(dc, 0, dc->pc, dc->npc); | |
4609 | } else { | |
4610 | if (dc->pc != DYNAMIC_PC) | |
4611 | tcg_gen_movi_tl(cpu_pc, dc->pc); | |
4612 | save_npc(dc, cpu_cond); | |
4613 | tcg_gen_exit_tb(0); | |
4614 | } | |
4615 | } | |
4616 | *gen_opc_ptr = INDEX_op_end; | |
4617 | if (spc) { | |
4618 | j = gen_opc_ptr - gen_opc_buf; | |
4619 | lj++; | |
4620 | while (lj <= j) | |
4621 | gen_opc_instr_start[lj++] = 0; | |
4622 | #if 0 | |
4623 | if (loglevel > 0) { | |
4624 | page_dump(logfile); | |
4625 | } | |
4626 | #endif | |
4627 | gen_opc_jump_pc[0] = dc->jump_pc[0]; | |
4628 | gen_opc_jump_pc[1] = dc->jump_pc[1]; | |
4629 | } else { | |
4630 | tb->size = last_pc + 4 - pc_start; | |
4631 | } | |
4632 | #ifdef DEBUG_DISAS | |
4633 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4634 | fprintf(logfile, "--------------\n"); | |
4635 | fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); | |
4636 | target_disas(logfile, pc_start, last_pc + 4 - pc_start, 0); | |
4637 | fprintf(logfile, "\n"); | |
4638 | } | |
4639 | #endif | |
4640 | return 0; | |
4641 | } | |
4642 | ||
4643 | int gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb) | |
4644 | { | |
4645 | return gen_intermediate_code_internal(tb, 0, env); | |
4646 | } | |
4647 | ||
4648 | int gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb) | |
4649 | { | |
4650 | return gen_intermediate_code_internal(tb, 1, env); | |
4651 | } | |
4652 | ||
4653 | void gen_intermediate_code_init(CPUSPARCState *env) | |
4654 | { | |
4655 | unsigned int i; | |
4656 | static int inited; | |
4657 | static const char * const gregnames[8] = { | |
4658 | NULL, // g0 not used | |
4659 | "g1", | |
4660 | "g2", | |
4661 | "g3", | |
4662 | "g4", | |
4663 | "g5", | |
4664 | "g6", | |
4665 | "g7", | |
4666 | }; | |
4667 | ||
4668 | /* init various static tables */ | |
4669 | if (!inited) { | |
4670 | inited = 1; | |
4671 | ||
4672 | tcg_set_macro_func(&tcg_ctx, tcg_macro_func); | |
4673 | cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env"); | |
4674 | cpu_regwptr = tcg_global_mem_new(TCG_TYPE_PTR, TCG_AREG0, | |
4675 | offsetof(CPUState, regwptr), | |
4676 | "regwptr"); | |
4677 | #ifdef TARGET_SPARC64 | |
4678 | cpu_xcc = tcg_global_mem_new(TCG_TYPE_I32, | |
4679 | TCG_AREG0, offsetof(CPUState, xcc), | |
4680 | "xcc"); | |
4681 | #endif | |
4682 | /* XXX: T0 and T1 should be temporaries */ | |
4683 | cpu_T[0] = tcg_global_mem_new(TCG_TYPE_TL, | |
4684 | TCG_AREG0, offsetof(CPUState, t0), "T0"); | |
4685 | cpu_T[1] = tcg_global_mem_new(TCG_TYPE_TL, | |
4686 | TCG_AREG0, offsetof(CPUState, t1), "T1"); | |
4687 | cpu_cond = tcg_global_mem_new(TCG_TYPE_TL, | |
4688 | TCG_AREG0, offsetof(CPUState, cond), | |
4689 | "cond"); | |
4690 | cpu_cc_src = tcg_global_mem_new(TCG_TYPE_TL, | |
4691 | TCG_AREG0, offsetof(CPUState, cc_src), | |
4692 | "cc_src"); | |
4693 | cpu_cc_src2 = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, | |
4694 | offsetof(CPUState, cc_src2), | |
4695 | "cc_src2"); | |
4696 | cpu_cc_dst = tcg_global_mem_new(TCG_TYPE_TL, | |
4697 | TCG_AREG0, offsetof(CPUState, cc_dst), | |
4698 | "cc_dst"); | |
4699 | cpu_psr = tcg_global_mem_new(TCG_TYPE_I32, | |
4700 | TCG_AREG0, offsetof(CPUState, psr), | |
4701 | "psr"); | |
4702 | cpu_fsr = tcg_global_mem_new(TCG_TYPE_TL, | |
4703 | TCG_AREG0, offsetof(CPUState, fsr), | |
4704 | "fsr"); | |
4705 | cpu_pc = tcg_global_mem_new(TCG_TYPE_TL, | |
4706 | TCG_AREG0, offsetof(CPUState, pc), | |
4707 | "pc"); | |
4708 | cpu_npc = tcg_global_mem_new(TCG_TYPE_TL, | |
4709 | TCG_AREG0, offsetof(CPUState, npc), | |
4710 | "npc"); | |
4711 | for (i = 1; i < 8; i++) | |
4712 | cpu_gregs[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, | |
4713 | offsetof(CPUState, gregs[i]), | |
4714 | gregnames[i]); | |
4715 | /* register helpers */ | |
4716 | ||
4717 | #undef DEF_HELPER | |
4718 | #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name); | |
4719 | #include "helper.h" | |
4720 | } | |
4721 | } | |
4722 | ||
4723 | void gen_pc_load(CPUState *env, TranslationBlock *tb, | |
4724 | unsigned long searched_pc, int pc_pos, void *puc) | |
4725 | { | |
4726 | target_ulong npc; | |
4727 | env->pc = gen_opc_pc[pc_pos]; | |
4728 | npc = gen_opc_npc[pc_pos]; | |
4729 | if (npc == 1) { | |
4730 | /* dynamic NPC: already stored */ | |
4731 | } else if (npc == 2) { | |
4732 | target_ulong t2 = (target_ulong)(unsigned long)puc; | |
4733 | /* jump PC: use T2 and the jump targets of the translation */ | |
4734 | if (t2) | |
4735 | env->npc = gen_opc_jump_pc[0]; | |
4736 | else | |
4737 | env->npc = gen_opc_jump_pc[1]; | |
4738 | } else { | |
4739 | env->npc = npc; | |
4740 | } | |
4741 | } |