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Commit | Line | Data |
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76a66253 JM |
1 | /* |
2 | * PowerPC emulation helpers header for qemu. | |
5fafdf24 | 3 | * |
76a66253 JM |
4 | * Copyright (c) 2003-2007 Jocelyn Mayer |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
21 | #if defined(MEMSUFFIX) | |
22 | ||
23 | /* Memory load/store helpers */ | |
24 | void glue(do_lsw, MEMSUFFIX) (int dst); | |
25 | void glue(do_lsw_le, MEMSUFFIX) (int dst); | |
26 | void glue(do_stsw, MEMSUFFIX) (int src); | |
27 | void glue(do_stsw_le, MEMSUFFIX) (int src); | |
28 | void glue(do_lmw, MEMSUFFIX) (int dst); | |
29 | void glue(do_lmw_le, MEMSUFFIX) (int dst); | |
30 | void glue(do_stmw, MEMSUFFIX) (int src); | |
31 | void glue(do_stmw_le, MEMSUFFIX) (int src); | |
36f69651 | 32 | void glue(do_icbi, MEMSUFFIX) (void); |
d63001d1 | 33 | void glue(do_dcbz, MEMSUFFIX) (void); |
76a66253 JM |
34 | void glue(do_POWER_lscbx, MEMSUFFIX) (int dest, int ra, int rb); |
35 | void glue(do_POWER2_lfq, MEMSUFFIX) (void); | |
36 | void glue(do_POWER2_lfq_le, MEMSUFFIX) (void); | |
37 | void glue(do_POWER2_stfq, MEMSUFFIX) (void); | |
38 | void glue(do_POWER2_stfq_le, MEMSUFFIX) (void); | |
39 | ||
d9bce9d9 JM |
40 | #if defined(TARGET_PPC64) |
41 | void glue(do_lsw_64, MEMSUFFIX) (int dst); | |
42 | void glue(do_lsw_le_64, MEMSUFFIX) (int dst); | |
43 | void glue(do_stsw_64, MEMSUFFIX) (int src); | |
44 | void glue(do_stsw_le_64, MEMSUFFIX) (int src); | |
45 | void glue(do_lmw_64, MEMSUFFIX) (int dst); | |
46 | void glue(do_lmw_le_64, MEMSUFFIX) (int dst); | |
47 | void glue(do_stmw_64, MEMSUFFIX) (int src); | |
48 | void glue(do_stmw_le_64, MEMSUFFIX) (int src); | |
36f69651 | 49 | void glue(do_icbi_64, MEMSUFFIX) (void); |
d63001d1 | 50 | void glue(do_dcbz_64, MEMSUFFIX) (void); |
d9bce9d9 JM |
51 | #endif |
52 | ||
76a66253 JM |
53 | #else |
54 | ||
a496775f JM |
55 | void do_print_mem_EA (target_ulong EA); |
56 | ||
76a66253 JM |
57 | /* Registers load and stores */ |
58 | void do_load_cr (void); | |
59 | void do_store_cr (uint32_t mask); | |
c80f84e3 JM |
60 | #if defined(TARGET_PPC64) |
61 | void do_store_pri (int prio); | |
62 | #endif | |
76a66253 JM |
63 | void do_load_fpscr (void); |
64 | void do_store_fpscr (uint32_t mask); | |
a496775f JM |
65 | target_ulong ppc_load_dump_spr (int sprn); |
66 | void ppc_store_dump_spr (int sprn, target_ulong val); | |
76a66253 JM |
67 | |
68 | /* Integer arithmetic helpers */ | |
76a66253 | 69 | void do_adde (void); |
76a66253 | 70 | void do_addmeo (void); |
76a66253 JM |
71 | void do_divwo (void); |
72 | void do_divwuo (void); | |
73 | void do_mullwo (void); | |
74 | void do_nego (void); | |
76a66253 | 75 | void do_subfe (void); |
76a66253 JM |
76 | void do_subfmeo (void); |
77 | void do_subfzeo (void); | |
d9bce9d9 JM |
78 | void do_sraw (void); |
79 | #if defined(TARGET_PPC64) | |
80 | void do_adde_64 (void); | |
81 | void do_addmeo_64 (void); | |
82 | void do_imul64 (uint64_t *tl, uint64_t *th); | |
83 | void do_mul64 (uint64_t *tl, uint64_t *th); | |
84 | void do_divdo (void); | |
85 | void do_divduo (void); | |
86 | void do_mulldo (void); | |
87 | void do_nego_64 (void); | |
88 | void do_subfe_64 (void); | |
89 | void do_subfmeo_64 (void); | |
90 | void do_subfzeo_64 (void); | |
91 | void do_srad (void); | |
92 | #endif | |
93 | void do_popcntb (void); | |
94 | #if defined(TARGET_PPC64) | |
95 | void do_popcntb_64 (void); | |
96 | #endif | |
76a66253 JM |
97 | |
98 | /* Floating-point arithmetic helpers */ | |
99 | void do_fsqrt (void); | |
d7e4b87e | 100 | void do_fre (void); |
76a66253 JM |
101 | void do_fres (void); |
102 | void do_frsqrte (void); | |
103 | void do_fsel (void); | |
e864cabd JM |
104 | #if USE_PRECISE_EMULATION |
105 | void do_fmadd (void); | |
106 | void do_fmsub (void); | |
107 | #endif | |
76a66253 JM |
108 | void do_fnmadd (void); |
109 | void do_fnmsub (void); | |
110 | void do_fctiw (void); | |
111 | void do_fctiwz (void); | |
426613db JM |
112 | #if defined(TARGET_PPC64) |
113 | void do_fcfid (void); | |
114 | void do_fctid (void); | |
115 | void do_fctidz (void); | |
116 | #endif | |
d7e4b87e JM |
117 | void do_frin (void); |
118 | void do_friz (void); | |
119 | void do_frip (void); | |
120 | void do_frim (void); | |
76a66253 JM |
121 | void do_fcmpu (void); |
122 | void do_fcmpo (void); | |
123 | ||
0487d6a8 | 124 | /* Misc */ |
76a66253 | 125 | void do_tw (int flags); |
d9bce9d9 JM |
126 | #if defined(TARGET_PPC64) |
127 | void do_td (int flags); | |
128 | #endif | |
76a66253 | 129 | #if !defined(CONFIG_USER_ONLY) |
0411a972 | 130 | void do_store_msr (void); |
76a66253 | 131 | void do_rfi (void); |
d9bce9d9 | 132 | #if defined(TARGET_PPC64) |
426613db | 133 | void do_rfid (void); |
d9bce9d9 | 134 | #endif |
be147d08 JM |
135 | #if defined(TARGET_PPC64H) |
136 | void do_hrfid (void); | |
137 | #endif | |
76a66253 | 138 | void do_load_6xx_tlb (int is_code); |
7dbe11ac | 139 | void do_load_74xx_tlb (int is_code); |
76a66253 JM |
140 | #endif |
141 | ||
142 | /* POWER / PowerPC 601 specific helpers */ | |
143 | void do_store_601_batu (int nr); | |
144 | void do_POWER_abso (void); | |
145 | void do_POWER_clcs (void); | |
146 | void do_POWER_div (void); | |
147 | void do_POWER_divo (void); | |
148 | void do_POWER_divs (void); | |
149 | void do_POWER_divso (void); | |
150 | void do_POWER_dozo (void); | |
151 | void do_POWER_maskg (void); | |
152 | void do_POWER_mulo (void); | |
153 | #if !defined(CONFIG_USER_ONLY) | |
154 | void do_POWER_rac (void); | |
155 | void do_POWER_rfsvc (void); | |
156 | #endif | |
157 | ||
158 | /* PowerPC 602 specific helper */ | |
159 | #if !defined(CONFIG_USER_ONLY) | |
160 | void do_op_602_mfrom (void); | |
161 | #endif | |
162 | ||
a4bb6c3e | 163 | /* PowerPC 440 specific helpers */ |
5eb7995e | 164 | #if !defined(CONFIG_USER_ONLY) |
a4bb6c3e | 165 | void do_440_tlbre (int word); |
a4bb6c3e | 166 | void do_440_tlbwe (int word); |
5eb7995e JM |
167 | #endif |
168 | ||
76a66253 JM |
169 | /* PowerPC 4xx specific helpers */ |
170 | void do_405_check_ov (void); | |
171 | void do_405_check_sat (void); | |
a42bd6cc JM |
172 | void do_load_dcr (void); |
173 | void do_store_dcr (void); | |
a750fc0b | 174 | #if !defined(CONFIG_USER_ONLY) |
a42bd6cc JM |
175 | void do_40x_rfci (void); |
176 | void do_rfci (void); | |
177 | void do_rfdi (void); | |
178 | void do_rfmci (void); | |
76a66253 JM |
179 | void do_4xx_tlbre_lo (void); |
180 | void do_4xx_tlbre_hi (void); | |
76a66253 JM |
181 | void do_4xx_tlbwe_lo (void); |
182 | void do_4xx_tlbwe_hi (void); | |
183 | #endif | |
184 | ||
0487d6a8 | 185 | /* PowerPC 440 specific helpers */ |
76a66253 JM |
186 | void do_440_dlmzb (void); |
187 | ||
0487d6a8 | 188 | /* PowerPC 403 specific helpers */ |
76a66253 JM |
189 | #if !defined(CONFIG_USER_ONLY) |
190 | void do_load_403_pb (int num); | |
191 | void do_store_403_pb (int num); | |
192 | #endif | |
193 | ||
35cdaad6 | 194 | #if defined(TARGET_PPCEMB) |
0487d6a8 JM |
195 | /* SPE extension helpers */ |
196 | void do_brinc (void); | |
197 | /* Fixed-point vector helpers */ | |
198 | void do_evabs (void); | |
199 | void do_evaddw (void); | |
200 | void do_evcntlsw (void); | |
201 | void do_evcntlzw (void); | |
202 | void do_evneg (void); | |
203 | void do_evrlw (void); | |
204 | void do_evsel (void); | |
205 | void do_evrndw (void); | |
206 | void do_evslw (void); | |
207 | void do_evsrws (void); | |
208 | void do_evsrwu (void); | |
209 | void do_evsubfw (void); | |
210 | void do_evcmpeq (void); | |
211 | void do_evcmpgts (void); | |
212 | void do_evcmpgtu (void); | |
213 | void do_evcmplts (void); | |
214 | void do_evcmpltu (void); | |
215 | ||
216 | /* Single precision floating-point helpers */ | |
217 | void do_efscmplt (void); | |
218 | void do_efscmpgt (void); | |
219 | void do_efscmpeq (void); | |
220 | void do_efscfsf (void); | |
221 | void do_efscfuf (void); | |
222 | void do_efsctsf (void); | |
223 | void do_efsctuf (void); | |
224 | ||
225 | void do_efscfsi (void); | |
226 | void do_efscfui (void); | |
227 | void do_efsctsi (void); | |
228 | void do_efsctui (void); | |
229 | void do_efsctsiz (void); | |
230 | void do_efsctuiz (void); | |
231 | ||
232 | /* Double precision floating-point helpers */ | |
233 | void do_efdcmplt (void); | |
234 | void do_efdcmpgt (void); | |
235 | void do_efdcmpeq (void); | |
236 | void do_efdcfsf (void); | |
237 | void do_efdcfuf (void); | |
238 | void do_efdctsf (void); | |
239 | void do_efdctuf (void); | |
240 | ||
241 | void do_efdcfsi (void); | |
242 | void do_efdcfui (void); | |
243 | void do_efdctsi (void); | |
244 | void do_efdctui (void); | |
245 | void do_efdctsiz (void); | |
246 | void do_efdctuiz (void); | |
247 | ||
248 | void do_efdcfs (void); | |
249 | void do_efscfd (void); | |
250 | ||
251 | /* Floating-point vector helpers */ | |
252 | void do_evfsabs (void); | |
253 | void do_evfsnabs (void); | |
254 | void do_evfsneg (void); | |
255 | void do_evfsadd (void); | |
256 | void do_evfssub (void); | |
257 | void do_evfsmul (void); | |
258 | void do_evfsdiv (void); | |
259 | void do_evfscmplt (void); | |
260 | void do_evfscmpgt (void); | |
261 | void do_evfscmpeq (void); | |
262 | void do_evfststlt (void); | |
263 | void do_evfststgt (void); | |
264 | void do_evfststeq (void); | |
265 | void do_evfscfsi (void); | |
266 | void do_evfscfui (void); | |
267 | void do_evfscfsf (void); | |
268 | void do_evfscfuf (void); | |
269 | void do_evfsctsf (void); | |
270 | void do_evfsctuf (void); | |
271 | void do_evfsctsi (void); | |
272 | void do_evfsctui (void); | |
273 | void do_evfsctsiz (void); | |
274 | void do_evfsctuiz (void); | |
35cdaad6 | 275 | #endif /* defined(TARGET_PPCEMB) */ |
0487d6a8 JM |
276 | |
277 | /* Inlined helpers: used in micro-operation as well as helpers */ | |
278 | /* Generic fixed-point helpers */ | |
b068d6a7 | 279 | static always_inline int _do_cntlzw (uint32_t val) |
0487d6a8 JM |
280 | { |
281 | int cnt = 0; | |
282 | if (!(val & 0xFFFF0000UL)) { | |
283 | cnt += 16; | |
284 | val <<= 16; | |
285 | } | |
286 | if (!(val & 0xFF000000UL)) { | |
287 | cnt += 8; | |
288 | val <<= 8; | |
289 | } | |
290 | if (!(val & 0xF0000000UL)) { | |
291 | cnt += 4; | |
292 | val <<= 4; | |
293 | } | |
294 | if (!(val & 0xC0000000UL)) { | |
295 | cnt += 2; | |
296 | val <<= 2; | |
297 | } | |
298 | if (!(val & 0x80000000UL)) { | |
299 | cnt++; | |
300 | val <<= 1; | |
301 | } | |
302 | if (!(val & 0x80000000UL)) { | |
303 | cnt++; | |
304 | } | |
305 | return cnt; | |
306 | } | |
307 | ||
b068d6a7 | 308 | static always_inline int _do_cntlzd (uint64_t val) |
0487d6a8 JM |
309 | { |
310 | int cnt = 0; | |
311 | #if HOST_LONG_BITS == 64 | |
312 | if (!(val & 0xFFFFFFFF00000000ULL)) { | |
313 | cnt += 32; | |
314 | val <<= 32; | |
315 | } | |
316 | if (!(val & 0xFFFF000000000000ULL)) { | |
317 | cnt += 16; | |
318 | val <<= 16; | |
319 | } | |
320 | if (!(val & 0xFF00000000000000ULL)) { | |
321 | cnt += 8; | |
322 | val <<= 8; | |
323 | } | |
324 | if (!(val & 0xF000000000000000ULL)) { | |
325 | cnt += 4; | |
326 | val <<= 4; | |
327 | } | |
328 | if (!(val & 0xC000000000000000ULL)) { | |
329 | cnt += 2; | |
330 | val <<= 2; | |
331 | } | |
332 | if (!(val & 0x8000000000000000ULL)) { | |
333 | cnt++; | |
334 | val <<= 1; | |
335 | } | |
336 | if (!(val & 0x8000000000000000ULL)) { | |
337 | cnt++; | |
338 | } | |
339 | #else | |
0487d6a8 JM |
340 | /* Make it easier on 32 bits host machines */ |
341 | if (!(val >> 32)) | |
1698b741 | 342 | cnt = _do_cntlzw(val) + 32; |
0487d6a8 | 343 | else |
1698b741 | 344 | cnt = _do_cntlzw(val >> 32); |
0487d6a8 JM |
345 | #endif |
346 | return cnt; | |
347 | } | |
348 | ||
35cdaad6 | 349 | #if defined(TARGET_PPCEMB) |
0487d6a8 JM |
350 | /* SPE extension */ |
351 | /* Single precision floating-point helpers */ | |
b068d6a7 | 352 | static always_inline uint32_t _do_efsabs (uint32_t val) |
0487d6a8 JM |
353 | { |
354 | return val & ~0x80000000; | |
355 | } | |
b068d6a7 | 356 | static always_inline uint32_t _do_efsnabs (uint32_t val) |
0487d6a8 JM |
357 | { |
358 | return val | 0x80000000; | |
359 | } | |
b068d6a7 | 360 | static always_inline uint32_t _do_efsneg (uint32_t val) |
0487d6a8 JM |
361 | { |
362 | return val ^ 0x80000000; | |
363 | } | |
b068d6a7 | 364 | static always_inline uint32_t _do_efsadd (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
365 | { |
366 | union { | |
367 | uint32_t u; | |
368 | float32 f; | |
369 | } u1, u2; | |
370 | u1.u = op1; | |
371 | u2.u = op2; | |
372 | u1.f = float32_add(u1.f, u2.f, &env->spe_status); | |
373 | return u1.u; | |
374 | } | |
b068d6a7 | 375 | static always_inline uint32_t _do_efssub (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
376 | { |
377 | union { | |
378 | uint32_t u; | |
379 | float32 f; | |
380 | } u1, u2; | |
381 | u1.u = op1; | |
382 | u2.u = op2; | |
383 | u1.f = float32_sub(u1.f, u2.f, &env->spe_status); | |
384 | return u1.u; | |
385 | } | |
b068d6a7 | 386 | static always_inline uint32_t _do_efsmul (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
387 | { |
388 | union { | |
389 | uint32_t u; | |
390 | float32 f; | |
391 | } u1, u2; | |
392 | u1.u = op1; | |
393 | u2.u = op2; | |
394 | u1.f = float32_mul(u1.f, u2.f, &env->spe_status); | |
395 | return u1.u; | |
396 | } | |
b068d6a7 | 397 | static always_inline uint32_t _do_efsdiv (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
398 | { |
399 | union { | |
400 | uint32_t u; | |
401 | float32 f; | |
402 | } u1, u2; | |
403 | u1.u = op1; | |
404 | u2.u = op2; | |
405 | u1.f = float32_div(u1.f, u2.f, &env->spe_status); | |
406 | return u1.u; | |
407 | } | |
408 | ||
b068d6a7 | 409 | static always_inline int _do_efststlt (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
410 | { |
411 | union { | |
412 | uint32_t u; | |
413 | float32 f; | |
414 | } u1, u2; | |
415 | u1.u = op1; | |
416 | u2.u = op2; | |
417 | return float32_lt(u1.f, u2.f, &env->spe_status) ? 1 : 0; | |
418 | } | |
b068d6a7 | 419 | static always_inline int _do_efststgt (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
420 | { |
421 | union { | |
422 | uint32_t u; | |
423 | float32 f; | |
424 | } u1, u2; | |
425 | u1.u = op1; | |
426 | u2.u = op2; | |
427 | return float32_le(u1.f, u2.f, &env->spe_status) ? 0 : 1; | |
428 | } | |
b068d6a7 | 429 | static always_inline int _do_efststeq (uint32_t op1, uint32_t op2) |
0487d6a8 JM |
430 | { |
431 | union { | |
432 | uint32_t u; | |
433 | float32 f; | |
434 | } u1, u2; | |
435 | u1.u = op1; | |
436 | u2.u = op2; | |
437 | return float32_eq(u1.f, u2.f, &env->spe_status) ? 1 : 0; | |
438 | } | |
439 | /* Double precision floating-point helpers */ | |
b068d6a7 | 440 | static always_inline int _do_efdtstlt (uint64_t op1, uint64_t op2) |
0487d6a8 JM |
441 | { |
442 | union { | |
443 | uint64_t u; | |
444 | float64 f; | |
445 | } u1, u2; | |
446 | u1.u = op1; | |
447 | u2.u = op2; | |
448 | return float64_lt(u1.f, u2.f, &env->spe_status) ? 1 : 0; | |
449 | } | |
b068d6a7 | 450 | static always_inline int _do_efdtstgt (uint64_t op1, uint64_t op2) |
0487d6a8 JM |
451 | { |
452 | union { | |
453 | uint64_t u; | |
454 | float64 f; | |
455 | } u1, u2; | |
456 | u1.u = op1; | |
457 | u2.u = op2; | |
458 | return float64_le(u1.f, u2.f, &env->spe_status) ? 0 : 1; | |
459 | } | |
b068d6a7 | 460 | static always_inline int _do_efdtsteq (uint64_t op1, uint64_t op2) |
0487d6a8 JM |
461 | { |
462 | union { | |
463 | uint64_t u; | |
464 | float64 f; | |
465 | } u1, u2; | |
466 | u1.u = op1; | |
467 | u2.u = op2; | |
468 | return float64_eq(u1.f, u2.f, &env->spe_status) ? 1 : 0; | |
469 | } | |
35cdaad6 | 470 | #endif /* defined(TARGET_PPCEMB) */ |
76a66253 | 471 | #endif |