root / target-mips / op.c @ e6bb7d7e
History | View | Annotate | Download (45.1 kB)
| 1 |
/*
|
|---|---|
| 2 |
* MIPS emulation micro-operations for qemu.
|
| 3 |
*
|
| 4 |
* Copyright (c) 2004-2005 Jocelyn Mayer
|
| 5 |
* Copyright (c) 2006 Marius Groeger (FPU operations)
|
| 6 |
* Copyright (c) 2007 Thiemo Seufer (64-bit FPU support)
|
| 7 |
*
|
| 8 |
* This library is free software; you can redistribute it and/or
|
| 9 |
* modify it under the terms of the GNU Lesser General Public
|
| 10 |
* License as published by the Free Software Foundation; either
|
| 11 |
* version 2 of the License, or (at your option) any later version.
|
| 12 |
*
|
| 13 |
* This library is distributed in the hope that it will be useful,
|
| 14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
| 16 |
* Lesser General Public License for more details.
|
| 17 |
*
|
| 18 |
* You should have received a copy of the GNU Lesser General Public
|
| 19 |
* License along with this library; if not, write to the Free Software
|
| 20 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
| 21 |
*/
|
| 22 |
|
| 23 |
#include "config.h" |
| 24 |
#include "exec.h" |
| 25 |
#include "host-utils.h" |
| 26 |
|
| 27 |
#ifndef CALL_FROM_TB0
|
| 28 |
#define CALL_FROM_TB0(func) func()
|
| 29 |
#endif
|
| 30 |
#ifndef CALL_FROM_TB1
|
| 31 |
#define CALL_FROM_TB1(func, arg0) func(arg0)
|
| 32 |
#endif
|
| 33 |
#ifndef CALL_FROM_TB1_CONST16
|
| 34 |
#define CALL_FROM_TB1_CONST16(func, arg0) CALL_FROM_TB1(func, arg0)
|
| 35 |
#endif
|
| 36 |
#ifndef CALL_FROM_TB2
|
| 37 |
#define CALL_FROM_TB2(func, arg0, arg1) func(arg0, arg1)
|
| 38 |
#endif
|
| 39 |
#ifndef CALL_FROM_TB2_CONST16
|
| 40 |
#define CALL_FROM_TB2_CONST16(func, arg0, arg1) \
|
| 41 |
CALL_FROM_TB2(func, arg0, arg1) |
| 42 |
#endif
|
| 43 |
#ifndef CALL_FROM_TB3
|
| 44 |
#define CALL_FROM_TB3(func, arg0, arg1, arg2) func(arg0, arg1, arg2)
|
| 45 |
#endif
|
| 46 |
#ifndef CALL_FROM_TB4
|
| 47 |
#define CALL_FROM_TB4(func, arg0, arg1, arg2, arg3) \
|
| 48 |
func(arg0, arg1, arg2, arg3) |
| 49 |
#endif
|
| 50 |
|
| 51 |
#define FREG 0 |
| 52 |
#include "fop_template.c" |
| 53 |
#undef FREG
|
| 54 |
#define FREG 1 |
| 55 |
#include "fop_template.c" |
| 56 |
#undef FREG
|
| 57 |
#define FREG 2 |
| 58 |
#include "fop_template.c" |
| 59 |
#undef FREG
|
| 60 |
#define FREG 3 |
| 61 |
#include "fop_template.c" |
| 62 |
#undef FREG
|
| 63 |
#define FREG 4 |
| 64 |
#include "fop_template.c" |
| 65 |
#undef FREG
|
| 66 |
#define FREG 5 |
| 67 |
#include "fop_template.c" |
| 68 |
#undef FREG
|
| 69 |
#define FREG 6 |
| 70 |
#include "fop_template.c" |
| 71 |
#undef FREG
|
| 72 |
#define FREG 7 |
| 73 |
#include "fop_template.c" |
| 74 |
#undef FREG
|
| 75 |
#define FREG 8 |
| 76 |
#include "fop_template.c" |
| 77 |
#undef FREG
|
| 78 |
#define FREG 9 |
| 79 |
#include "fop_template.c" |
| 80 |
#undef FREG
|
| 81 |
#define FREG 10 |
| 82 |
#include "fop_template.c" |
| 83 |
#undef FREG
|
| 84 |
#define FREG 11 |
| 85 |
#include "fop_template.c" |
| 86 |
#undef FREG
|
| 87 |
#define FREG 12 |
| 88 |
#include "fop_template.c" |
| 89 |
#undef FREG
|
| 90 |
#define FREG 13 |
| 91 |
#include "fop_template.c" |
| 92 |
#undef FREG
|
| 93 |
#define FREG 14 |
| 94 |
#include "fop_template.c" |
| 95 |
#undef FREG
|
| 96 |
#define FREG 15 |
| 97 |
#include "fop_template.c" |
| 98 |
#undef FREG
|
| 99 |
#define FREG 16 |
| 100 |
#include "fop_template.c" |
| 101 |
#undef FREG
|
| 102 |
#define FREG 17 |
| 103 |
#include "fop_template.c" |
| 104 |
#undef FREG
|
| 105 |
#define FREG 18 |
| 106 |
#include "fop_template.c" |
| 107 |
#undef FREG
|
| 108 |
#define FREG 19 |
| 109 |
#include "fop_template.c" |
| 110 |
#undef FREG
|
| 111 |
#define FREG 20 |
| 112 |
#include "fop_template.c" |
| 113 |
#undef FREG
|
| 114 |
#define FREG 21 |
| 115 |
#include "fop_template.c" |
| 116 |
#undef FREG
|
| 117 |
#define FREG 22 |
| 118 |
#include "fop_template.c" |
| 119 |
#undef FREG
|
| 120 |
#define FREG 23 |
| 121 |
#include "fop_template.c" |
| 122 |
#undef FREG
|
| 123 |
#define FREG 24 |
| 124 |
#include "fop_template.c" |
| 125 |
#undef FREG
|
| 126 |
#define FREG 25 |
| 127 |
#include "fop_template.c" |
| 128 |
#undef FREG
|
| 129 |
#define FREG 26 |
| 130 |
#include "fop_template.c" |
| 131 |
#undef FREG
|
| 132 |
#define FREG 27 |
| 133 |
#include "fop_template.c" |
| 134 |
#undef FREG
|
| 135 |
#define FREG 28 |
| 136 |
#include "fop_template.c" |
| 137 |
#undef FREG
|
| 138 |
#define FREG 29 |
| 139 |
#include "fop_template.c" |
| 140 |
#undef FREG
|
| 141 |
#define FREG 30 |
| 142 |
#include "fop_template.c" |
| 143 |
#undef FREG
|
| 144 |
#define FREG 31 |
| 145 |
#include "fop_template.c" |
| 146 |
#undef FREG
|
| 147 |
|
| 148 |
/* Load and store */
|
| 149 |
#define MEMSUFFIX _raw
|
| 150 |
#include "op_mem.c" |
| 151 |
#undef MEMSUFFIX
|
| 152 |
#if !defined(CONFIG_USER_ONLY)
|
| 153 |
#define MEMSUFFIX _user
|
| 154 |
#include "op_mem.c" |
| 155 |
#undef MEMSUFFIX
|
| 156 |
|
| 157 |
#define MEMSUFFIX _super
|
| 158 |
#include "op_mem.c" |
| 159 |
#undef MEMSUFFIX
|
| 160 |
|
| 161 |
#define MEMSUFFIX _kernel
|
| 162 |
#include "op_mem.c" |
| 163 |
#undef MEMSUFFIX
|
| 164 |
#endif
|
| 165 |
|
| 166 |
/* 64 bits arithmetic */
|
| 167 |
#if TARGET_LONG_BITS > HOST_LONG_BITS
|
| 168 |
void op_mult (void) |
| 169 |
{
|
| 170 |
CALL_FROM_TB0(do_mult); |
| 171 |
FORCE_RET(); |
| 172 |
} |
| 173 |
|
| 174 |
void op_multu (void) |
| 175 |
{
|
| 176 |
CALL_FROM_TB0(do_multu); |
| 177 |
FORCE_RET(); |
| 178 |
} |
| 179 |
|
| 180 |
void op_madd (void) |
| 181 |
{
|
| 182 |
CALL_FROM_TB0(do_madd); |
| 183 |
FORCE_RET(); |
| 184 |
} |
| 185 |
|
| 186 |
void op_maddu (void) |
| 187 |
{
|
| 188 |
CALL_FROM_TB0(do_maddu); |
| 189 |
FORCE_RET(); |
| 190 |
} |
| 191 |
|
| 192 |
void op_msub (void) |
| 193 |
{
|
| 194 |
CALL_FROM_TB0(do_msub); |
| 195 |
FORCE_RET(); |
| 196 |
} |
| 197 |
|
| 198 |
void op_msubu (void) |
| 199 |
{
|
| 200 |
CALL_FROM_TB0(do_msubu); |
| 201 |
FORCE_RET(); |
| 202 |
} |
| 203 |
|
| 204 |
/* Multiplication variants of the vr54xx. */
|
| 205 |
void op_muls (void) |
| 206 |
{
|
| 207 |
CALL_FROM_TB0(do_muls); |
| 208 |
FORCE_RET(); |
| 209 |
} |
| 210 |
|
| 211 |
void op_mulsu (void) |
| 212 |
{
|
| 213 |
CALL_FROM_TB0(do_mulsu); |
| 214 |
FORCE_RET(); |
| 215 |
} |
| 216 |
|
| 217 |
void op_macc (void) |
| 218 |
{
|
| 219 |
CALL_FROM_TB0(do_macc); |
| 220 |
FORCE_RET(); |
| 221 |
} |
| 222 |
|
| 223 |
void op_macchi (void) |
| 224 |
{
|
| 225 |
CALL_FROM_TB0(do_macchi); |
| 226 |
FORCE_RET(); |
| 227 |
} |
| 228 |
|
| 229 |
void op_maccu (void) |
| 230 |
{
|
| 231 |
CALL_FROM_TB0(do_maccu); |
| 232 |
FORCE_RET(); |
| 233 |
} |
| 234 |
void op_macchiu (void) |
| 235 |
{
|
| 236 |
CALL_FROM_TB0(do_macchiu); |
| 237 |
FORCE_RET(); |
| 238 |
} |
| 239 |
|
| 240 |
void op_msac (void) |
| 241 |
{
|
| 242 |
CALL_FROM_TB0(do_msac); |
| 243 |
FORCE_RET(); |
| 244 |
} |
| 245 |
|
| 246 |
void op_msachi (void) |
| 247 |
{
|
| 248 |
CALL_FROM_TB0(do_msachi); |
| 249 |
FORCE_RET(); |
| 250 |
} |
| 251 |
|
| 252 |
void op_msacu (void) |
| 253 |
{
|
| 254 |
CALL_FROM_TB0(do_msacu); |
| 255 |
FORCE_RET(); |
| 256 |
} |
| 257 |
|
| 258 |
void op_msachiu (void) |
| 259 |
{
|
| 260 |
CALL_FROM_TB0(do_msachiu); |
| 261 |
FORCE_RET(); |
| 262 |
} |
| 263 |
|
| 264 |
void op_mulhi (void) |
| 265 |
{
|
| 266 |
CALL_FROM_TB0(do_mulhi); |
| 267 |
FORCE_RET(); |
| 268 |
} |
| 269 |
|
| 270 |
void op_mulhiu (void) |
| 271 |
{
|
| 272 |
CALL_FROM_TB0(do_mulhiu); |
| 273 |
FORCE_RET(); |
| 274 |
} |
| 275 |
|
| 276 |
void op_mulshi (void) |
| 277 |
{
|
| 278 |
CALL_FROM_TB0(do_mulshi); |
| 279 |
FORCE_RET(); |
| 280 |
} |
| 281 |
|
| 282 |
void op_mulshiu (void) |
| 283 |
{
|
| 284 |
CALL_FROM_TB0(do_mulshiu); |
| 285 |
FORCE_RET(); |
| 286 |
} |
| 287 |
|
| 288 |
#else /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
| 289 |
|
| 290 |
static always_inline uint64_t get_HILO (void) |
| 291 |
{
|
| 292 |
return ((uint64_t)env->HI[env->current_tc][0] << 32) | |
| 293 |
((uint64_t)(uint32_t)env->LO[env->current_tc][0]);
|
| 294 |
} |
| 295 |
|
| 296 |
static always_inline void set_HILO (uint64_t HILO) |
| 297 |
{
|
| 298 |
env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF); |
| 299 |
env->HI[env->current_tc][0] = (int32_t)(HILO >> 32); |
| 300 |
} |
| 301 |
|
| 302 |
static always_inline void set_HIT0_LO (uint64_t HILO) |
| 303 |
{
|
| 304 |
env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF); |
| 305 |
T0 = env->HI[env->current_tc][0] = (int32_t)(HILO >> 32); |
| 306 |
} |
| 307 |
|
| 308 |
static always_inline void set_HI_LOT0 (uint64_t HILO) |
| 309 |
{
|
| 310 |
T0 = env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF); |
| 311 |
env->HI[env->current_tc][0] = (int32_t)(HILO >> 32); |
| 312 |
} |
| 313 |
|
| 314 |
void op_mult (void) |
| 315 |
{
|
| 316 |
set_HILO((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
| 317 |
FORCE_RET(); |
| 318 |
} |
| 319 |
|
| 320 |
void op_multu (void) |
| 321 |
{
|
| 322 |
set_HILO((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
| 323 |
FORCE_RET(); |
| 324 |
} |
| 325 |
|
| 326 |
void op_madd (void) |
| 327 |
{
|
| 328 |
int64_t tmp; |
| 329 |
|
| 330 |
tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
| 331 |
set_HILO((int64_t)get_HILO() + tmp); |
| 332 |
FORCE_RET(); |
| 333 |
} |
| 334 |
|
| 335 |
void op_maddu (void) |
| 336 |
{
|
| 337 |
uint64_t tmp; |
| 338 |
|
| 339 |
tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
| 340 |
set_HILO(get_HILO() + tmp); |
| 341 |
FORCE_RET(); |
| 342 |
} |
| 343 |
|
| 344 |
void op_msub (void) |
| 345 |
{
|
| 346 |
int64_t tmp; |
| 347 |
|
| 348 |
tmp = ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
| 349 |
set_HILO((int64_t)get_HILO() - tmp); |
| 350 |
FORCE_RET(); |
| 351 |
} |
| 352 |
|
| 353 |
void op_msubu (void) |
| 354 |
{
|
| 355 |
uint64_t tmp; |
| 356 |
|
| 357 |
tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
| 358 |
set_HILO(get_HILO() - tmp); |
| 359 |
FORCE_RET(); |
| 360 |
} |
| 361 |
|
| 362 |
/* Multiplication variants of the vr54xx. */
|
| 363 |
void op_muls (void) |
| 364 |
{
|
| 365 |
set_HI_LOT0(0 - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
|
| 366 |
FORCE_RET(); |
| 367 |
} |
| 368 |
|
| 369 |
void op_mulsu (void) |
| 370 |
{
|
| 371 |
set_HI_LOT0(0 - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
|
| 372 |
FORCE_RET(); |
| 373 |
} |
| 374 |
|
| 375 |
void op_macc (void) |
| 376 |
{
|
| 377 |
set_HI_LOT0(get_HILO() + ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1)); |
| 378 |
FORCE_RET(); |
| 379 |
} |
| 380 |
|
| 381 |
void op_macchi (void) |
| 382 |
{
|
| 383 |
set_HIT0_LO(get_HILO() + ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1)); |
| 384 |
FORCE_RET(); |
| 385 |
} |
| 386 |
|
| 387 |
void op_maccu (void) |
| 388 |
{
|
| 389 |
set_HI_LOT0(get_HILO() + ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1)); |
| 390 |
FORCE_RET(); |
| 391 |
} |
| 392 |
|
| 393 |
void op_macchiu (void) |
| 394 |
{
|
| 395 |
set_HIT0_LO(get_HILO() + ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1)); |
| 396 |
FORCE_RET(); |
| 397 |
} |
| 398 |
|
| 399 |
void op_msac (void) |
| 400 |
{
|
| 401 |
set_HI_LOT0(get_HILO() - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1)); |
| 402 |
FORCE_RET(); |
| 403 |
} |
| 404 |
|
| 405 |
void op_msachi (void) |
| 406 |
{
|
| 407 |
set_HIT0_LO(get_HILO() - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1)); |
| 408 |
FORCE_RET(); |
| 409 |
} |
| 410 |
|
| 411 |
void op_msacu (void) |
| 412 |
{
|
| 413 |
set_HI_LOT0(get_HILO() - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1)); |
| 414 |
FORCE_RET(); |
| 415 |
} |
| 416 |
|
| 417 |
void op_msachiu (void) |
| 418 |
{
|
| 419 |
set_HIT0_LO(get_HILO() - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1)); |
| 420 |
FORCE_RET(); |
| 421 |
} |
| 422 |
|
| 423 |
void op_mulhi (void) |
| 424 |
{
|
| 425 |
set_HIT0_LO((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1); |
| 426 |
FORCE_RET(); |
| 427 |
} |
| 428 |
|
| 429 |
void op_mulhiu (void) |
| 430 |
{
|
| 431 |
set_HIT0_LO((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1); |
| 432 |
FORCE_RET(); |
| 433 |
} |
| 434 |
|
| 435 |
void op_mulshi (void) |
| 436 |
{
|
| 437 |
set_HIT0_LO(0 - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
|
| 438 |
FORCE_RET(); |
| 439 |
} |
| 440 |
|
| 441 |
void op_mulshiu (void) |
| 442 |
{
|
| 443 |
set_HIT0_LO(0 - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
|
| 444 |
FORCE_RET(); |
| 445 |
} |
| 446 |
|
| 447 |
#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */ |
| 448 |
|
| 449 |
#if defined(TARGET_MIPS64)
|
| 450 |
void op_dmult (void) |
| 451 |
{
|
| 452 |
CALL_FROM_TB4(muls64, &(env->LO[env->current_tc][0]), &(env->HI[env->current_tc][0]), T0, T1); |
| 453 |
FORCE_RET(); |
| 454 |
} |
| 455 |
|
| 456 |
void op_dmultu (void) |
| 457 |
{
|
| 458 |
CALL_FROM_TB4(mulu64, &(env->LO[env->current_tc][0]), &(env->HI[env->current_tc][0]), T0, T1); |
| 459 |
FORCE_RET(); |
| 460 |
} |
| 461 |
#endif
|
| 462 |
|
| 463 |
/* CP0 functions */
|
| 464 |
void op_mfc0_mvpcontrol (void) |
| 465 |
{
|
| 466 |
T0 = env->mvp->CP0_MVPControl; |
| 467 |
FORCE_RET(); |
| 468 |
} |
| 469 |
|
| 470 |
void op_mfc0_mvpconf0 (void) |
| 471 |
{
|
| 472 |
T0 = env->mvp->CP0_MVPConf0; |
| 473 |
FORCE_RET(); |
| 474 |
} |
| 475 |
|
| 476 |
void op_mfc0_mvpconf1 (void) |
| 477 |
{
|
| 478 |
T0 = env->mvp->CP0_MVPConf1; |
| 479 |
FORCE_RET(); |
| 480 |
} |
| 481 |
|
| 482 |
void op_mfc0_random (void) |
| 483 |
{
|
| 484 |
CALL_FROM_TB0(do_mfc0_random); |
| 485 |
FORCE_RET(); |
| 486 |
} |
| 487 |
|
| 488 |
void op_mfc0_tcstatus (void) |
| 489 |
{
|
| 490 |
T0 = env->CP0_TCStatus[env->current_tc]; |
| 491 |
FORCE_RET(); |
| 492 |
} |
| 493 |
|
| 494 |
void op_mftc0_tcstatus(void) |
| 495 |
{
|
| 496 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 497 |
|
| 498 |
T0 = env->CP0_TCStatus[other_tc]; |
| 499 |
FORCE_RET(); |
| 500 |
} |
| 501 |
|
| 502 |
void op_mfc0_tcbind (void) |
| 503 |
{
|
| 504 |
T0 = env->CP0_TCBind[env->current_tc]; |
| 505 |
FORCE_RET(); |
| 506 |
} |
| 507 |
|
| 508 |
void op_mftc0_tcbind(void) |
| 509 |
{
|
| 510 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 511 |
|
| 512 |
T0 = env->CP0_TCBind[other_tc]; |
| 513 |
FORCE_RET(); |
| 514 |
} |
| 515 |
|
| 516 |
void op_mfc0_tcrestart (void) |
| 517 |
{
|
| 518 |
T0 = env->PC[env->current_tc]; |
| 519 |
FORCE_RET(); |
| 520 |
} |
| 521 |
|
| 522 |
void op_mftc0_tcrestart(void) |
| 523 |
{
|
| 524 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 525 |
|
| 526 |
T0 = env->PC[other_tc]; |
| 527 |
FORCE_RET(); |
| 528 |
} |
| 529 |
|
| 530 |
void op_mfc0_tchalt (void) |
| 531 |
{
|
| 532 |
T0 = env->CP0_TCHalt[env->current_tc]; |
| 533 |
FORCE_RET(); |
| 534 |
} |
| 535 |
|
| 536 |
void op_mftc0_tchalt(void) |
| 537 |
{
|
| 538 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 539 |
|
| 540 |
T0 = env->CP0_TCHalt[other_tc]; |
| 541 |
FORCE_RET(); |
| 542 |
} |
| 543 |
|
| 544 |
void op_mfc0_tccontext (void) |
| 545 |
{
|
| 546 |
T0 = env->CP0_TCContext[env->current_tc]; |
| 547 |
FORCE_RET(); |
| 548 |
} |
| 549 |
|
| 550 |
void op_mftc0_tccontext(void) |
| 551 |
{
|
| 552 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 553 |
|
| 554 |
T0 = env->CP0_TCContext[other_tc]; |
| 555 |
FORCE_RET(); |
| 556 |
} |
| 557 |
|
| 558 |
void op_mfc0_tcschedule (void) |
| 559 |
{
|
| 560 |
T0 = env->CP0_TCSchedule[env->current_tc]; |
| 561 |
FORCE_RET(); |
| 562 |
} |
| 563 |
|
| 564 |
void op_mftc0_tcschedule(void) |
| 565 |
{
|
| 566 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 567 |
|
| 568 |
T0 = env->CP0_TCSchedule[other_tc]; |
| 569 |
FORCE_RET(); |
| 570 |
} |
| 571 |
|
| 572 |
void op_mfc0_tcschefback (void) |
| 573 |
{
|
| 574 |
T0 = env->CP0_TCScheFBack[env->current_tc]; |
| 575 |
FORCE_RET(); |
| 576 |
} |
| 577 |
|
| 578 |
void op_mftc0_tcschefback(void) |
| 579 |
{
|
| 580 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 581 |
|
| 582 |
T0 = env->CP0_TCScheFBack[other_tc]; |
| 583 |
FORCE_RET(); |
| 584 |
} |
| 585 |
|
| 586 |
void op_mfc0_count (void) |
| 587 |
{
|
| 588 |
CALL_FROM_TB0(do_mfc0_count); |
| 589 |
FORCE_RET(); |
| 590 |
} |
| 591 |
|
| 592 |
void op_mftc0_entryhi(void) |
| 593 |
{
|
| 594 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 595 |
|
| 596 |
T0 = (env->CP0_EntryHi & ~0xff) | (env->CP0_TCStatus[other_tc] & 0xff); |
| 597 |
FORCE_RET(); |
| 598 |
} |
| 599 |
|
| 600 |
void op_mftc0_status(void) |
| 601 |
{
|
| 602 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 603 |
uint32_t tcstatus = env->CP0_TCStatus[other_tc]; |
| 604 |
|
| 605 |
T0 = env->CP0_Status & ~0xf1000018;
|
| 606 |
T0 |= tcstatus & (0xf << CP0TCSt_TCU0);
|
| 607 |
T0 |= (tcstatus & (1 << CP0TCSt_TMX)) >> (CP0TCSt_TMX - CP0St_MX);
|
| 608 |
T0 |= (tcstatus & (0x3 << CP0TCSt_TKSU)) >> (CP0TCSt_TKSU - CP0St_KSU);
|
| 609 |
FORCE_RET(); |
| 610 |
} |
| 611 |
|
| 612 |
void op_mfc0_lladdr (void) |
| 613 |
{
|
| 614 |
T0 = (int32_t)env->CP0_LLAddr >> 4;
|
| 615 |
FORCE_RET(); |
| 616 |
} |
| 617 |
|
| 618 |
void op_mfc0_watchlo (void) |
| 619 |
{
|
| 620 |
T0 = (int32_t)env->CP0_WatchLo[PARAM1]; |
| 621 |
FORCE_RET(); |
| 622 |
} |
| 623 |
|
| 624 |
void op_mfc0_watchhi (void) |
| 625 |
{
|
| 626 |
T0 = env->CP0_WatchHi[PARAM1]; |
| 627 |
FORCE_RET(); |
| 628 |
} |
| 629 |
|
| 630 |
void op_mfc0_debug (void) |
| 631 |
{
|
| 632 |
T0 = env->CP0_Debug; |
| 633 |
if (env->hflags & MIPS_HFLAG_DM)
|
| 634 |
T0 |= 1 << CP0DB_DM;
|
| 635 |
FORCE_RET(); |
| 636 |
} |
| 637 |
|
| 638 |
void op_mftc0_debug(void) |
| 639 |
{
|
| 640 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 641 |
|
| 642 |
/* XXX: Might be wrong, check with EJTAG spec. */
|
| 643 |
T0 = (env->CP0_Debug & ~((1 << CP0DB_SSt) | (1 << CP0DB_Halt))) | |
| 644 |
(env->CP0_Debug_tcstatus[other_tc] & |
| 645 |
((1 << CP0DB_SSt) | (1 << CP0DB_Halt))); |
| 646 |
FORCE_RET(); |
| 647 |
} |
| 648 |
|
| 649 |
void op_mtc0_index (void) |
| 650 |
{
|
| 651 |
int num = 1; |
| 652 |
unsigned int tmp = env->tlb->nb_tlb; |
| 653 |
|
| 654 |
do {
|
| 655 |
tmp >>= 1;
|
| 656 |
num <<= 1;
|
| 657 |
} while (tmp);
|
| 658 |
env->CP0_Index = (env->CP0_Index & 0x80000000) | (T0 & (num - 1)); |
| 659 |
FORCE_RET(); |
| 660 |
} |
| 661 |
|
| 662 |
void op_mtc0_mvpcontrol (void) |
| 663 |
{
|
| 664 |
uint32_t mask = 0;
|
| 665 |
uint32_t newval; |
| 666 |
|
| 667 |
if (env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) |
| 668 |
mask |= (1 << CP0MVPCo_CPA) | (1 << CP0MVPCo_VPC) | |
| 669 |
(1 << CP0MVPCo_EVP);
|
| 670 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
| 671 |
mask |= (1 << CP0MVPCo_STLB);
|
| 672 |
newval = (env->mvp->CP0_MVPControl & ~mask) | (T0 & mask); |
| 673 |
|
| 674 |
// TODO: Enable/disable shared TLB, enable/disable VPEs.
|
| 675 |
|
| 676 |
env->mvp->CP0_MVPControl = newval; |
| 677 |
FORCE_RET(); |
| 678 |
} |
| 679 |
|
| 680 |
void op_mtc0_vpecontrol (void) |
| 681 |
{
|
| 682 |
uint32_t mask; |
| 683 |
uint32_t newval; |
| 684 |
|
| 685 |
mask = (1 << CP0VPECo_YSI) | (1 << CP0VPECo_GSI) | |
| 686 |
(1 << CP0VPECo_TE) | (0xff << CP0VPECo_TargTC); |
| 687 |
newval = (env->CP0_VPEControl & ~mask) | (T0 & mask); |
| 688 |
|
| 689 |
/* Yield scheduler intercept not implemented. */
|
| 690 |
/* Gating storage scheduler intercept not implemented. */
|
| 691 |
|
| 692 |
// TODO: Enable/disable TCs.
|
| 693 |
|
| 694 |
env->CP0_VPEControl = newval; |
| 695 |
FORCE_RET(); |
| 696 |
} |
| 697 |
|
| 698 |
void op_mtc0_vpeconf0 (void) |
| 699 |
{
|
| 700 |
uint32_t mask = 0;
|
| 701 |
uint32_t newval; |
| 702 |
|
| 703 |
if (env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) { |
| 704 |
if (env->CP0_VPEConf0 & (1 << CP0VPEC0_VPA)) |
| 705 |
mask |= (0xff << CP0VPEC0_XTC);
|
| 706 |
mask |= (1 << CP0VPEC0_MVP) | (1 << CP0VPEC0_VPA); |
| 707 |
} |
| 708 |
newval = (env->CP0_VPEConf0 & ~mask) | (T0 & mask); |
| 709 |
|
| 710 |
// TODO: TC exclusive handling due to ERL/EXL.
|
| 711 |
|
| 712 |
env->CP0_VPEConf0 = newval; |
| 713 |
FORCE_RET(); |
| 714 |
} |
| 715 |
|
| 716 |
void op_mtc0_vpeconf1 (void) |
| 717 |
{
|
| 718 |
uint32_t mask = 0;
|
| 719 |
uint32_t newval; |
| 720 |
|
| 721 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
| 722 |
mask |= (0xff << CP0VPEC1_NCX) | (0xff << CP0VPEC1_NCP2) | |
| 723 |
(0xff << CP0VPEC1_NCP1);
|
| 724 |
newval = (env->CP0_VPEConf1 & ~mask) | (T0 & mask); |
| 725 |
|
| 726 |
/* UDI not implemented. */
|
| 727 |
/* CP2 not implemented. */
|
| 728 |
|
| 729 |
// TODO: Handle FPU (CP1) binding.
|
| 730 |
|
| 731 |
env->CP0_VPEConf1 = newval; |
| 732 |
FORCE_RET(); |
| 733 |
} |
| 734 |
|
| 735 |
void op_mtc0_yqmask (void) |
| 736 |
{
|
| 737 |
/* Yield qualifier inputs not implemented. */
|
| 738 |
env->CP0_YQMask = 0x00000000;
|
| 739 |
FORCE_RET(); |
| 740 |
} |
| 741 |
|
| 742 |
void op_mtc0_vpeschedule (void) |
| 743 |
{
|
| 744 |
env->CP0_VPESchedule = T0; |
| 745 |
FORCE_RET(); |
| 746 |
} |
| 747 |
|
| 748 |
void op_mtc0_vpeschefback (void) |
| 749 |
{
|
| 750 |
env->CP0_VPEScheFBack = T0; |
| 751 |
FORCE_RET(); |
| 752 |
} |
| 753 |
|
| 754 |
void op_mtc0_vpeopt (void) |
| 755 |
{
|
| 756 |
env->CP0_VPEOpt = T0 & 0x0000ffff;
|
| 757 |
FORCE_RET(); |
| 758 |
} |
| 759 |
|
| 760 |
void op_mtc0_entrylo0 (void) |
| 761 |
{
|
| 762 |
/* Large physaddr (PABITS) not implemented */
|
| 763 |
/* 1k pages not implemented */
|
| 764 |
env->CP0_EntryLo0 = T0 & 0x3FFFFFFF;
|
| 765 |
FORCE_RET(); |
| 766 |
} |
| 767 |
|
| 768 |
void op_mtc0_tcstatus (void) |
| 769 |
{
|
| 770 |
uint32_t mask = env->CP0_TCStatus_rw_bitmask; |
| 771 |
uint32_t newval; |
| 772 |
|
| 773 |
newval = (env->CP0_TCStatus[env->current_tc] & ~mask) | (T0 & mask); |
| 774 |
|
| 775 |
// TODO: Sync with CP0_Status.
|
| 776 |
|
| 777 |
env->CP0_TCStatus[env->current_tc] = newval; |
| 778 |
FORCE_RET(); |
| 779 |
} |
| 780 |
|
| 781 |
void op_mttc0_tcstatus (void) |
| 782 |
{
|
| 783 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 784 |
|
| 785 |
// TODO: Sync with CP0_Status.
|
| 786 |
|
| 787 |
env->CP0_TCStatus[other_tc] = T0; |
| 788 |
FORCE_RET(); |
| 789 |
} |
| 790 |
|
| 791 |
void op_mtc0_tcbind (void) |
| 792 |
{
|
| 793 |
uint32_t mask = (1 << CP0TCBd_TBE);
|
| 794 |
uint32_t newval; |
| 795 |
|
| 796 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
| 797 |
mask |= (1 << CP0TCBd_CurVPE);
|
| 798 |
newval = (env->CP0_TCBind[env->current_tc] & ~mask) | (T0 & mask); |
| 799 |
env->CP0_TCBind[env->current_tc] = newval; |
| 800 |
FORCE_RET(); |
| 801 |
} |
| 802 |
|
| 803 |
void op_mttc0_tcbind (void) |
| 804 |
{
|
| 805 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 806 |
uint32_t mask = (1 << CP0TCBd_TBE);
|
| 807 |
uint32_t newval; |
| 808 |
|
| 809 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
| 810 |
mask |= (1 << CP0TCBd_CurVPE);
|
| 811 |
newval = (env->CP0_TCBind[other_tc] & ~mask) | (T0 & mask); |
| 812 |
env->CP0_TCBind[other_tc] = newval; |
| 813 |
FORCE_RET(); |
| 814 |
} |
| 815 |
|
| 816 |
void op_mtc0_tcrestart (void) |
| 817 |
{
|
| 818 |
env->PC[env->current_tc] = T0; |
| 819 |
env->CP0_TCStatus[env->current_tc] &= ~(1 << CP0TCSt_TDS);
|
| 820 |
env->CP0_LLAddr = 0ULL;
|
| 821 |
/* MIPS16 not implemented. */
|
| 822 |
FORCE_RET(); |
| 823 |
} |
| 824 |
|
| 825 |
void op_mttc0_tcrestart (void) |
| 826 |
{
|
| 827 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 828 |
|
| 829 |
env->PC[other_tc] = T0; |
| 830 |
env->CP0_TCStatus[other_tc] &= ~(1 << CP0TCSt_TDS);
|
| 831 |
env->CP0_LLAddr = 0ULL;
|
| 832 |
/* MIPS16 not implemented. */
|
| 833 |
FORCE_RET(); |
| 834 |
} |
| 835 |
|
| 836 |
void op_mtc0_tchalt (void) |
| 837 |
{
|
| 838 |
env->CP0_TCHalt[env->current_tc] = T0 & 0x1;
|
| 839 |
|
| 840 |
// TODO: Halt TC / Restart (if allocated+active) TC.
|
| 841 |
|
| 842 |
FORCE_RET(); |
| 843 |
} |
| 844 |
|
| 845 |
void op_mttc0_tchalt (void) |
| 846 |
{
|
| 847 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 848 |
|
| 849 |
// TODO: Halt TC / Restart (if allocated+active) TC.
|
| 850 |
|
| 851 |
env->CP0_TCHalt[other_tc] = T0; |
| 852 |
FORCE_RET(); |
| 853 |
} |
| 854 |
|
| 855 |
void op_mtc0_tccontext (void) |
| 856 |
{
|
| 857 |
env->CP0_TCContext[env->current_tc] = T0; |
| 858 |
FORCE_RET(); |
| 859 |
} |
| 860 |
|
| 861 |
void op_mttc0_tccontext (void) |
| 862 |
{
|
| 863 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 864 |
|
| 865 |
env->CP0_TCContext[other_tc] = T0; |
| 866 |
FORCE_RET(); |
| 867 |
} |
| 868 |
|
| 869 |
void op_mtc0_tcschedule (void) |
| 870 |
{
|
| 871 |
env->CP0_TCSchedule[env->current_tc] = T0; |
| 872 |
FORCE_RET(); |
| 873 |
} |
| 874 |
|
| 875 |
void op_mttc0_tcschedule (void) |
| 876 |
{
|
| 877 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 878 |
|
| 879 |
env->CP0_TCSchedule[other_tc] = T0; |
| 880 |
FORCE_RET(); |
| 881 |
} |
| 882 |
|
| 883 |
void op_mtc0_tcschefback (void) |
| 884 |
{
|
| 885 |
env->CP0_TCScheFBack[env->current_tc] = T0; |
| 886 |
FORCE_RET(); |
| 887 |
} |
| 888 |
|
| 889 |
void op_mttc0_tcschefback (void) |
| 890 |
{
|
| 891 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 892 |
|
| 893 |
env->CP0_TCScheFBack[other_tc] = T0; |
| 894 |
FORCE_RET(); |
| 895 |
} |
| 896 |
|
| 897 |
void op_mtc0_entrylo1 (void) |
| 898 |
{
|
| 899 |
/* Large physaddr (PABITS) not implemented */
|
| 900 |
/* 1k pages not implemented */
|
| 901 |
env->CP0_EntryLo1 = T0 & 0x3FFFFFFF;
|
| 902 |
FORCE_RET(); |
| 903 |
} |
| 904 |
|
| 905 |
void op_mtc0_context (void) |
| 906 |
{
|
| 907 |
env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (T0 & ~0x007FFFFF); |
| 908 |
FORCE_RET(); |
| 909 |
} |
| 910 |
|
| 911 |
void op_mtc0_pagemask (void) |
| 912 |
{
|
| 913 |
/* 1k pages not implemented */
|
| 914 |
env->CP0_PageMask = T0 & (0x1FFFFFFF & (TARGET_PAGE_MASK << 1)); |
| 915 |
FORCE_RET(); |
| 916 |
} |
| 917 |
|
| 918 |
void op_mtc0_pagegrain (void) |
| 919 |
{
|
| 920 |
/* SmartMIPS not implemented */
|
| 921 |
/* Large physaddr (PABITS) not implemented */
|
| 922 |
/* 1k pages not implemented */
|
| 923 |
env->CP0_PageGrain = 0;
|
| 924 |
FORCE_RET(); |
| 925 |
} |
| 926 |
|
| 927 |
void op_mtc0_wired (void) |
| 928 |
{
|
| 929 |
env->CP0_Wired = T0 % env->tlb->nb_tlb; |
| 930 |
FORCE_RET(); |
| 931 |
} |
| 932 |
|
| 933 |
void op_mtc0_srsconf0 (void) |
| 934 |
{
|
| 935 |
env->CP0_SRSConf0 |= T0 & env->CP0_SRSConf0_rw_bitmask; |
| 936 |
FORCE_RET(); |
| 937 |
} |
| 938 |
|
| 939 |
void op_mtc0_srsconf1 (void) |
| 940 |
{
|
| 941 |
env->CP0_SRSConf1 |= T0 & env->CP0_SRSConf1_rw_bitmask; |
| 942 |
FORCE_RET(); |
| 943 |
} |
| 944 |
|
| 945 |
void op_mtc0_srsconf2 (void) |
| 946 |
{
|
| 947 |
env->CP0_SRSConf2 |= T0 & env->CP0_SRSConf2_rw_bitmask; |
| 948 |
FORCE_RET(); |
| 949 |
} |
| 950 |
|
| 951 |
void op_mtc0_srsconf3 (void) |
| 952 |
{
|
| 953 |
env->CP0_SRSConf3 |= T0 & env->CP0_SRSConf3_rw_bitmask; |
| 954 |
FORCE_RET(); |
| 955 |
} |
| 956 |
|
| 957 |
void op_mtc0_srsconf4 (void) |
| 958 |
{
|
| 959 |
env->CP0_SRSConf4 |= T0 & env->CP0_SRSConf4_rw_bitmask; |
| 960 |
FORCE_RET(); |
| 961 |
} |
| 962 |
|
| 963 |
void op_mtc0_hwrena (void) |
| 964 |
{
|
| 965 |
env->CP0_HWREna = T0 & 0x0000000F;
|
| 966 |
FORCE_RET(); |
| 967 |
} |
| 968 |
|
| 969 |
void op_mtc0_count (void) |
| 970 |
{
|
| 971 |
CALL_FROM_TB2(cpu_mips_store_count, env, T0); |
| 972 |
FORCE_RET(); |
| 973 |
} |
| 974 |
|
| 975 |
void op_mtc0_entryhi (void) |
| 976 |
{
|
| 977 |
target_ulong old, val; |
| 978 |
|
| 979 |
/* 1k pages not implemented */
|
| 980 |
val = T0 & ((TARGET_PAGE_MASK << 1) | 0xFF); |
| 981 |
#if defined(TARGET_MIPS64)
|
| 982 |
val &= env->SEGMask; |
| 983 |
#endif
|
| 984 |
old = env->CP0_EntryHi; |
| 985 |
env->CP0_EntryHi = val; |
| 986 |
if (env->CP0_Config3 & (1 << CP0C3_MT)) { |
| 987 |
uint32_t tcst = env->CP0_TCStatus[env->current_tc] & ~0xff;
|
| 988 |
env->CP0_TCStatus[env->current_tc] = tcst | (val & 0xff);
|
| 989 |
} |
| 990 |
/* If the ASID changes, flush qemu's TLB. */
|
| 991 |
if ((old & 0xFF) != (val & 0xFF)) |
| 992 |
CALL_FROM_TB2(cpu_mips_tlb_flush, env, 1);
|
| 993 |
FORCE_RET(); |
| 994 |
} |
| 995 |
|
| 996 |
void op_mttc0_entryhi(void) |
| 997 |
{
|
| 998 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 999 |
|
| 1000 |
env->CP0_EntryHi = (env->CP0_EntryHi & 0xff) | (T0 & ~0xff); |
| 1001 |
env->CP0_TCStatus[other_tc] = (env->CP0_TCStatus[other_tc] & ~0xff) | (T0 & 0xff); |
| 1002 |
FORCE_RET(); |
| 1003 |
} |
| 1004 |
|
| 1005 |
void op_mtc0_compare (void) |
| 1006 |
{
|
| 1007 |
CALL_FROM_TB2(cpu_mips_store_compare, env, T0); |
| 1008 |
FORCE_RET(); |
| 1009 |
} |
| 1010 |
|
| 1011 |
void op_mtc0_status (void) |
| 1012 |
{
|
| 1013 |
uint32_t val, old; |
| 1014 |
uint32_t mask = env->CP0_Status_rw_bitmask; |
| 1015 |
|
| 1016 |
val = T0 & mask; |
| 1017 |
old = env->CP0_Status; |
| 1018 |
env->CP0_Status = (env->CP0_Status & ~mask) | val; |
| 1019 |
CALL_FROM_TB1(compute_hflags, env); |
| 1020 |
if (loglevel & CPU_LOG_EXEC)
|
| 1021 |
CALL_FROM_TB2(do_mtc0_status_debug, old, val); |
| 1022 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
| 1023 |
FORCE_RET(); |
| 1024 |
} |
| 1025 |
|
| 1026 |
void op_mttc0_status(void) |
| 1027 |
{
|
| 1028 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1029 |
uint32_t tcstatus = env->CP0_TCStatus[other_tc]; |
| 1030 |
|
| 1031 |
env->CP0_Status = T0 & ~0xf1000018;
|
| 1032 |
tcstatus = (tcstatus & ~(0xf << CP0TCSt_TCU0)) | (T0 & (0xf << CP0St_CU0)); |
| 1033 |
tcstatus = (tcstatus & ~(1 << CP0TCSt_TMX)) | ((T0 & (1 << CP0St_MX)) << (CP0TCSt_TMX - CP0St_MX)); |
| 1034 |
tcstatus = (tcstatus & ~(0x3 << CP0TCSt_TKSU)) | ((T0 & (0x3 << CP0St_KSU)) << (CP0TCSt_TKSU - CP0St_KSU)); |
| 1035 |
env->CP0_TCStatus[other_tc] = tcstatus; |
| 1036 |
FORCE_RET(); |
| 1037 |
} |
| 1038 |
|
| 1039 |
void op_mtc0_intctl (void) |
| 1040 |
{
|
| 1041 |
/* vectored interrupts not implemented, no performance counters. */
|
| 1042 |
env->CP0_IntCtl = (env->CP0_IntCtl & ~0x000002e0) | (T0 & 0x000002e0); |
| 1043 |
FORCE_RET(); |
| 1044 |
} |
| 1045 |
|
| 1046 |
void op_mtc0_srsctl (void) |
| 1047 |
{
|
| 1048 |
uint32_t mask = (0xf << CP0SRSCtl_ESS) | (0xf << CP0SRSCtl_PSS); |
| 1049 |
env->CP0_SRSCtl = (env->CP0_SRSCtl & ~mask) | (T0 & mask); |
| 1050 |
FORCE_RET(); |
| 1051 |
} |
| 1052 |
|
| 1053 |
void op_mtc0_srsmap (void) |
| 1054 |
{
|
| 1055 |
env->CP0_SRSMap = T0; |
| 1056 |
FORCE_RET(); |
| 1057 |
} |
| 1058 |
|
| 1059 |
void op_mtc0_cause (void) |
| 1060 |
{
|
| 1061 |
uint32_t mask = 0x00C00300;
|
| 1062 |
uint32_t old = env->CP0_Cause; |
| 1063 |
|
| 1064 |
if (env->insn_flags & ISA_MIPS32R2)
|
| 1065 |
mask |= 1 << CP0Ca_DC;
|
| 1066 |
|
| 1067 |
env->CP0_Cause = (env->CP0_Cause & ~mask) | (T0 & mask); |
| 1068 |
|
| 1069 |
if ((old ^ env->CP0_Cause) & (1 << CP0Ca_DC)) { |
| 1070 |
if (env->CP0_Cause & (1 << CP0Ca_DC)) |
| 1071 |
CALL_FROM_TB1(cpu_mips_stop_count, env); |
| 1072 |
else
|
| 1073 |
CALL_FROM_TB1(cpu_mips_start_count, env); |
| 1074 |
} |
| 1075 |
|
| 1076 |
/* Handle the software interrupt as an hardware one, as they
|
| 1077 |
are very similar */
|
| 1078 |
if (T0 & CP0Ca_IP_mask) {
|
| 1079 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
| 1080 |
} |
| 1081 |
FORCE_RET(); |
| 1082 |
} |
| 1083 |
|
| 1084 |
void op_mtc0_epc (void) |
| 1085 |
{
|
| 1086 |
env->CP0_EPC = T0; |
| 1087 |
FORCE_RET(); |
| 1088 |
} |
| 1089 |
|
| 1090 |
void op_mtc0_ebase (void) |
| 1091 |
{
|
| 1092 |
/* vectored interrupts not implemented */
|
| 1093 |
/* Multi-CPU not implemented */
|
| 1094 |
env->CP0_EBase = 0x80000000 | (T0 & 0x3FFFF000); |
| 1095 |
FORCE_RET(); |
| 1096 |
} |
| 1097 |
|
| 1098 |
void op_mtc0_config0 (void) |
| 1099 |
{
|
| 1100 |
env->CP0_Config0 = (env->CP0_Config0 & 0x81FFFFF8) | (T0 & 0x00000007); |
| 1101 |
FORCE_RET(); |
| 1102 |
} |
| 1103 |
|
| 1104 |
void op_mtc0_config2 (void) |
| 1105 |
{
|
| 1106 |
/* tertiary/secondary caches not implemented */
|
| 1107 |
env->CP0_Config2 = (env->CP0_Config2 & 0x8FFF0FFF);
|
| 1108 |
FORCE_RET(); |
| 1109 |
} |
| 1110 |
|
| 1111 |
void op_mtc0_watchlo (void) |
| 1112 |
{
|
| 1113 |
/* Watch exceptions for instructions, data loads, data stores
|
| 1114 |
not implemented. */
|
| 1115 |
env->CP0_WatchLo[PARAM1] = (T0 & ~0x7);
|
| 1116 |
FORCE_RET(); |
| 1117 |
} |
| 1118 |
|
| 1119 |
void op_mtc0_watchhi (void) |
| 1120 |
{
|
| 1121 |
env->CP0_WatchHi[PARAM1] = (T0 & 0x40FF0FF8);
|
| 1122 |
env->CP0_WatchHi[PARAM1] &= ~(env->CP0_WatchHi[PARAM1] & T0 & 0x7);
|
| 1123 |
FORCE_RET(); |
| 1124 |
} |
| 1125 |
|
| 1126 |
void op_mtc0_xcontext (void) |
| 1127 |
{
|
| 1128 |
target_ulong mask = (1ULL << (env->SEGBITS - 7)) - 1; |
| 1129 |
env->CP0_XContext = (env->CP0_XContext & mask) | (T0 & ~mask); |
| 1130 |
FORCE_RET(); |
| 1131 |
} |
| 1132 |
|
| 1133 |
void op_mtc0_framemask (void) |
| 1134 |
{
|
| 1135 |
env->CP0_Framemask = T0; /* XXX */
|
| 1136 |
FORCE_RET(); |
| 1137 |
} |
| 1138 |
|
| 1139 |
void op_mtc0_debug (void) |
| 1140 |
{
|
| 1141 |
env->CP0_Debug = (env->CP0_Debug & 0x8C03FC1F) | (T0 & 0x13300120); |
| 1142 |
if (T0 & (1 << CP0DB_DM)) |
| 1143 |
env->hflags |= MIPS_HFLAG_DM; |
| 1144 |
else
|
| 1145 |
env->hflags &= ~MIPS_HFLAG_DM; |
| 1146 |
FORCE_RET(); |
| 1147 |
} |
| 1148 |
|
| 1149 |
void op_mttc0_debug(void) |
| 1150 |
{
|
| 1151 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1152 |
|
| 1153 |
/* XXX: Might be wrong, check with EJTAG spec. */
|
| 1154 |
env->CP0_Debug_tcstatus[other_tc] = T0 & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt)); |
| 1155 |
env->CP0_Debug = (env->CP0_Debug & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt))) | |
| 1156 |
(T0 & ~((1 << CP0DB_SSt) | (1 << CP0DB_Halt))); |
| 1157 |
FORCE_RET(); |
| 1158 |
} |
| 1159 |
|
| 1160 |
void op_mtc0_depc (void) |
| 1161 |
{
|
| 1162 |
env->CP0_DEPC = T0; |
| 1163 |
FORCE_RET(); |
| 1164 |
} |
| 1165 |
|
| 1166 |
void op_mtc0_performance0 (void) |
| 1167 |
{
|
| 1168 |
env->CP0_Performance0 = T0 & 0x000007ff;
|
| 1169 |
FORCE_RET(); |
| 1170 |
} |
| 1171 |
|
| 1172 |
void op_mtc0_taglo (void) |
| 1173 |
{
|
| 1174 |
env->CP0_TagLo = T0 & 0xFFFFFCF6;
|
| 1175 |
FORCE_RET(); |
| 1176 |
} |
| 1177 |
|
| 1178 |
void op_mtc0_datalo (void) |
| 1179 |
{
|
| 1180 |
env->CP0_DataLo = T0; /* XXX */
|
| 1181 |
FORCE_RET(); |
| 1182 |
} |
| 1183 |
|
| 1184 |
void op_mtc0_taghi (void) |
| 1185 |
{
|
| 1186 |
env->CP0_TagHi = T0; /* XXX */
|
| 1187 |
FORCE_RET(); |
| 1188 |
} |
| 1189 |
|
| 1190 |
void op_mtc0_datahi (void) |
| 1191 |
{
|
| 1192 |
env->CP0_DataHi = T0; /* XXX */
|
| 1193 |
FORCE_RET(); |
| 1194 |
} |
| 1195 |
|
| 1196 |
void op_mtc0_errorepc (void) |
| 1197 |
{
|
| 1198 |
env->CP0_ErrorEPC = T0; |
| 1199 |
FORCE_RET(); |
| 1200 |
} |
| 1201 |
|
| 1202 |
void op_mtc0_desave (void) |
| 1203 |
{
|
| 1204 |
env->CP0_DESAVE = T0; |
| 1205 |
FORCE_RET(); |
| 1206 |
} |
| 1207 |
|
| 1208 |
#if defined(TARGET_MIPS64)
|
| 1209 |
void op_dmfc0_tcrestart (void) |
| 1210 |
{
|
| 1211 |
T0 = env->PC[env->current_tc]; |
| 1212 |
FORCE_RET(); |
| 1213 |
} |
| 1214 |
|
| 1215 |
void op_dmfc0_tchalt (void) |
| 1216 |
{
|
| 1217 |
T0 = env->CP0_TCHalt[env->current_tc]; |
| 1218 |
FORCE_RET(); |
| 1219 |
} |
| 1220 |
|
| 1221 |
void op_dmfc0_tccontext (void) |
| 1222 |
{
|
| 1223 |
T0 = env->CP0_TCContext[env->current_tc]; |
| 1224 |
FORCE_RET(); |
| 1225 |
} |
| 1226 |
|
| 1227 |
void op_dmfc0_tcschedule (void) |
| 1228 |
{
|
| 1229 |
T0 = env->CP0_TCSchedule[env->current_tc]; |
| 1230 |
FORCE_RET(); |
| 1231 |
} |
| 1232 |
|
| 1233 |
void op_dmfc0_tcschefback (void) |
| 1234 |
{
|
| 1235 |
T0 = env->CP0_TCScheFBack[env->current_tc]; |
| 1236 |
FORCE_RET(); |
| 1237 |
} |
| 1238 |
|
| 1239 |
void op_dmfc0_lladdr (void) |
| 1240 |
{
|
| 1241 |
T0 = env->CP0_LLAddr >> 4;
|
| 1242 |
FORCE_RET(); |
| 1243 |
} |
| 1244 |
|
| 1245 |
void op_dmfc0_watchlo (void) |
| 1246 |
{
|
| 1247 |
T0 = env->CP0_WatchLo[PARAM1]; |
| 1248 |
FORCE_RET(); |
| 1249 |
} |
| 1250 |
#endif /* TARGET_MIPS64 */ |
| 1251 |
|
| 1252 |
/* MIPS MT functions */
|
| 1253 |
void op_mftgpr(void) |
| 1254 |
{
|
| 1255 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1256 |
|
| 1257 |
T0 = env->gpr[other_tc][PARAM1]; |
| 1258 |
FORCE_RET(); |
| 1259 |
} |
| 1260 |
|
| 1261 |
void op_mftlo(void) |
| 1262 |
{
|
| 1263 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1264 |
|
| 1265 |
T0 = env->LO[other_tc][PARAM1]; |
| 1266 |
FORCE_RET(); |
| 1267 |
} |
| 1268 |
|
| 1269 |
void op_mfthi(void) |
| 1270 |
{
|
| 1271 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1272 |
|
| 1273 |
T0 = env->HI[other_tc][PARAM1]; |
| 1274 |
FORCE_RET(); |
| 1275 |
} |
| 1276 |
|
| 1277 |
void op_mftacx(void) |
| 1278 |
{
|
| 1279 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1280 |
|
| 1281 |
T0 = env->ACX[other_tc][PARAM1]; |
| 1282 |
FORCE_RET(); |
| 1283 |
} |
| 1284 |
|
| 1285 |
void op_mftdsp(void) |
| 1286 |
{
|
| 1287 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1288 |
|
| 1289 |
T0 = env->DSPControl[other_tc]; |
| 1290 |
FORCE_RET(); |
| 1291 |
} |
| 1292 |
|
| 1293 |
void op_mttgpr(void) |
| 1294 |
{
|
| 1295 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1296 |
|
| 1297 |
T0 = env->gpr[other_tc][PARAM1]; |
| 1298 |
FORCE_RET(); |
| 1299 |
} |
| 1300 |
|
| 1301 |
void op_mttlo(void) |
| 1302 |
{
|
| 1303 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1304 |
|
| 1305 |
T0 = env->LO[other_tc][PARAM1]; |
| 1306 |
FORCE_RET(); |
| 1307 |
} |
| 1308 |
|
| 1309 |
void op_mtthi(void) |
| 1310 |
{
|
| 1311 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1312 |
|
| 1313 |
T0 = env->HI[other_tc][PARAM1]; |
| 1314 |
FORCE_RET(); |
| 1315 |
} |
| 1316 |
|
| 1317 |
void op_mttacx(void) |
| 1318 |
{
|
| 1319 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1320 |
|
| 1321 |
T0 = env->ACX[other_tc][PARAM1]; |
| 1322 |
FORCE_RET(); |
| 1323 |
} |
| 1324 |
|
| 1325 |
void op_mttdsp(void) |
| 1326 |
{
|
| 1327 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
| 1328 |
|
| 1329 |
T0 = env->DSPControl[other_tc]; |
| 1330 |
FORCE_RET(); |
| 1331 |
} |
| 1332 |
|
| 1333 |
|
| 1334 |
void op_dmt(void) |
| 1335 |
{
|
| 1336 |
// TODO
|
| 1337 |
T0 = 0;
|
| 1338 |
// rt = T0
|
| 1339 |
FORCE_RET(); |
| 1340 |
} |
| 1341 |
|
| 1342 |
void op_emt(void) |
| 1343 |
{
|
| 1344 |
// TODO
|
| 1345 |
T0 = 0;
|
| 1346 |
// rt = T0
|
| 1347 |
FORCE_RET(); |
| 1348 |
} |
| 1349 |
|
| 1350 |
void op_dvpe(void) |
| 1351 |
{
|
| 1352 |
// TODO
|
| 1353 |
T0 = 0;
|
| 1354 |
// rt = T0
|
| 1355 |
FORCE_RET(); |
| 1356 |
} |
| 1357 |
|
| 1358 |
void op_evpe(void) |
| 1359 |
{
|
| 1360 |
// TODO
|
| 1361 |
T0 = 0;
|
| 1362 |
// rt = T0
|
| 1363 |
FORCE_RET(); |
| 1364 |
} |
| 1365 |
|
| 1366 |
void op_fork(void) |
| 1367 |
{
|
| 1368 |
// T0 = rt, T1 = rs
|
| 1369 |
T0 = 0;
|
| 1370 |
// TODO: store to TC register
|
| 1371 |
FORCE_RET(); |
| 1372 |
} |
| 1373 |
|
| 1374 |
void op_yield(void) |
| 1375 |
{
|
| 1376 |
if (T0 < 0) { |
| 1377 |
/* No scheduling policy implemented. */
|
| 1378 |
if (T0 != -2) { |
| 1379 |
if (env->CP0_VPEControl & (1 << CP0VPECo_YSI) && |
| 1380 |
env->CP0_TCStatus[env->current_tc] & (1 << CP0TCSt_DT)) {
|
| 1381 |
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
|
| 1382 |
env->CP0_VPEControl |= 4 << CP0VPECo_EXCPT;
|
| 1383 |
CALL_FROM_TB1(do_raise_exception, EXCP_THREAD); |
| 1384 |
} |
| 1385 |
} |
| 1386 |
} else if (T0 == 0) { |
| 1387 |
if (0 /* TODO: TC underflow */) { |
| 1388 |
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
|
| 1389 |
CALL_FROM_TB1(do_raise_exception, EXCP_THREAD); |
| 1390 |
} else {
|
| 1391 |
// TODO: Deallocate TC
|
| 1392 |
} |
| 1393 |
} else if (T0 > 0) { |
| 1394 |
/* Yield qualifier inputs not implemented. */
|
| 1395 |
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
|
| 1396 |
env->CP0_VPEControl |= 2 << CP0VPECo_EXCPT;
|
| 1397 |
CALL_FROM_TB1(do_raise_exception, EXCP_THREAD); |
| 1398 |
} |
| 1399 |
T0 = env->CP0_YQMask; |
| 1400 |
FORCE_RET(); |
| 1401 |
} |
| 1402 |
|
| 1403 |
/* CP1 functions */
|
| 1404 |
#if 0
|
| 1405 |
# define DEBUG_FPU_STATE() CALL_FROM_TB1(dump_fpu, env)
|
| 1406 |
#else
|
| 1407 |
# define DEBUG_FPU_STATE() do { } while(0) |
| 1408 |
#endif
|
| 1409 |
|
| 1410 |
void op_cfc1 (void) |
| 1411 |
{
|
| 1412 |
CALL_FROM_TB1(do_cfc1, PARAM1); |
| 1413 |
DEBUG_FPU_STATE(); |
| 1414 |
FORCE_RET(); |
| 1415 |
} |
| 1416 |
|
| 1417 |
void op_ctc1 (void) |
| 1418 |
{
|
| 1419 |
CALL_FROM_TB1(do_ctc1, PARAM1); |
| 1420 |
DEBUG_FPU_STATE(); |
| 1421 |
FORCE_RET(); |
| 1422 |
} |
| 1423 |
|
| 1424 |
void op_mfc1 (void) |
| 1425 |
{
|
| 1426 |
T0 = (int32_t)WT0; |
| 1427 |
DEBUG_FPU_STATE(); |
| 1428 |
FORCE_RET(); |
| 1429 |
} |
| 1430 |
|
| 1431 |
void op_mtc1 (void) |
| 1432 |
{
|
| 1433 |
WT0 = T0; |
| 1434 |
DEBUG_FPU_STATE(); |
| 1435 |
FORCE_RET(); |
| 1436 |
} |
| 1437 |
|
| 1438 |
void op_dmfc1 (void) |
| 1439 |
{
|
| 1440 |
T0 = DT0; |
| 1441 |
DEBUG_FPU_STATE(); |
| 1442 |
FORCE_RET(); |
| 1443 |
} |
| 1444 |
|
| 1445 |
void op_dmtc1 (void) |
| 1446 |
{
|
| 1447 |
DT0 = T0; |
| 1448 |
DEBUG_FPU_STATE(); |
| 1449 |
FORCE_RET(); |
| 1450 |
} |
| 1451 |
|
| 1452 |
void op_mfhc1 (void) |
| 1453 |
{
|
| 1454 |
T0 = (int32_t)WTH0; |
| 1455 |
DEBUG_FPU_STATE(); |
| 1456 |
FORCE_RET(); |
| 1457 |
} |
| 1458 |
|
| 1459 |
void op_mthc1 (void) |
| 1460 |
{
|
| 1461 |
WTH0 = T0; |
| 1462 |
DEBUG_FPU_STATE(); |
| 1463 |
FORCE_RET(); |
| 1464 |
} |
| 1465 |
|
| 1466 |
/* Float support.
|
| 1467 |
Single precition routines have a "s" suffix, double precision a
|
| 1468 |
"d" suffix, 32bit integer "w", 64bit integer "l", paired singe "ps",
|
| 1469 |
paired single lowwer "pl", paired single upper "pu". */
|
| 1470 |
|
| 1471 |
#define FLOAT_OP(name, p) void OPPROTO op_float_##name##_##p(void) |
| 1472 |
|
| 1473 |
FLOAT_OP(cvtd, s) |
| 1474 |
{
|
| 1475 |
CALL_FROM_TB0(do_float_cvtd_s); |
| 1476 |
DEBUG_FPU_STATE(); |
| 1477 |
FORCE_RET(); |
| 1478 |
} |
| 1479 |
FLOAT_OP(cvtd, w) |
| 1480 |
{
|
| 1481 |
CALL_FROM_TB0(do_float_cvtd_w); |
| 1482 |
DEBUG_FPU_STATE(); |
| 1483 |
FORCE_RET(); |
| 1484 |
} |
| 1485 |
FLOAT_OP(cvtd, l) |
| 1486 |
{
|
| 1487 |
CALL_FROM_TB0(do_float_cvtd_l); |
| 1488 |
DEBUG_FPU_STATE(); |
| 1489 |
FORCE_RET(); |
| 1490 |
} |
| 1491 |
FLOAT_OP(cvtl, d) |
| 1492 |
{
|
| 1493 |
CALL_FROM_TB0(do_float_cvtl_d); |
| 1494 |
DEBUG_FPU_STATE(); |
| 1495 |
FORCE_RET(); |
| 1496 |
} |
| 1497 |
FLOAT_OP(cvtl, s) |
| 1498 |
{
|
| 1499 |
CALL_FROM_TB0(do_float_cvtl_s); |
| 1500 |
DEBUG_FPU_STATE(); |
| 1501 |
FORCE_RET(); |
| 1502 |
} |
| 1503 |
FLOAT_OP(cvtps, s) |
| 1504 |
{
|
| 1505 |
WT2 = WT0; |
| 1506 |
WTH2 = WT1; |
| 1507 |
DEBUG_FPU_STATE(); |
| 1508 |
FORCE_RET(); |
| 1509 |
} |
| 1510 |
FLOAT_OP(cvtps, pw) |
| 1511 |
{
|
| 1512 |
CALL_FROM_TB0(do_float_cvtps_pw); |
| 1513 |
DEBUG_FPU_STATE(); |
| 1514 |
FORCE_RET(); |
| 1515 |
} |
| 1516 |
FLOAT_OP(cvtpw, ps) |
| 1517 |
{
|
| 1518 |
CALL_FROM_TB0(do_float_cvtpw_ps); |
| 1519 |
DEBUG_FPU_STATE(); |
| 1520 |
FORCE_RET(); |
| 1521 |
} |
| 1522 |
FLOAT_OP(cvts, d) |
| 1523 |
{
|
| 1524 |
CALL_FROM_TB0(do_float_cvts_d); |
| 1525 |
DEBUG_FPU_STATE(); |
| 1526 |
FORCE_RET(); |
| 1527 |
} |
| 1528 |
FLOAT_OP(cvts, w) |
| 1529 |
{
|
| 1530 |
CALL_FROM_TB0(do_float_cvts_w); |
| 1531 |
DEBUG_FPU_STATE(); |
| 1532 |
FORCE_RET(); |
| 1533 |
} |
| 1534 |
FLOAT_OP(cvts, l) |
| 1535 |
{
|
| 1536 |
CALL_FROM_TB0(do_float_cvts_l); |
| 1537 |
DEBUG_FPU_STATE(); |
| 1538 |
FORCE_RET(); |
| 1539 |
} |
| 1540 |
FLOAT_OP(cvts, pl) |
| 1541 |
{
|
| 1542 |
CALL_FROM_TB0(do_float_cvts_pl); |
| 1543 |
DEBUG_FPU_STATE(); |
| 1544 |
FORCE_RET(); |
| 1545 |
} |
| 1546 |
FLOAT_OP(cvts, pu) |
| 1547 |
{
|
| 1548 |
CALL_FROM_TB0(do_float_cvts_pu); |
| 1549 |
DEBUG_FPU_STATE(); |
| 1550 |
FORCE_RET(); |
| 1551 |
} |
| 1552 |
FLOAT_OP(cvtw, s) |
| 1553 |
{
|
| 1554 |
CALL_FROM_TB0(do_float_cvtw_s); |
| 1555 |
DEBUG_FPU_STATE(); |
| 1556 |
FORCE_RET(); |
| 1557 |
} |
| 1558 |
FLOAT_OP(cvtw, d) |
| 1559 |
{
|
| 1560 |
CALL_FROM_TB0(do_float_cvtw_d); |
| 1561 |
DEBUG_FPU_STATE(); |
| 1562 |
FORCE_RET(); |
| 1563 |
} |
| 1564 |
|
| 1565 |
FLOAT_OP(pll, ps) |
| 1566 |
{
|
| 1567 |
DT2 = ((uint64_t)WT0 << 32) | WT1;
|
| 1568 |
DEBUG_FPU_STATE(); |
| 1569 |
FORCE_RET(); |
| 1570 |
} |
| 1571 |
FLOAT_OP(plu, ps) |
| 1572 |
{
|
| 1573 |
DT2 = ((uint64_t)WT0 << 32) | WTH1;
|
| 1574 |
DEBUG_FPU_STATE(); |
| 1575 |
FORCE_RET(); |
| 1576 |
} |
| 1577 |
FLOAT_OP(pul, ps) |
| 1578 |
{
|
| 1579 |
DT2 = ((uint64_t)WTH0 << 32) | WT1;
|
| 1580 |
DEBUG_FPU_STATE(); |
| 1581 |
FORCE_RET(); |
| 1582 |
} |
| 1583 |
FLOAT_OP(puu, ps) |
| 1584 |
{
|
| 1585 |
DT2 = ((uint64_t)WTH0 << 32) | WTH1;
|
| 1586 |
DEBUG_FPU_STATE(); |
| 1587 |
FORCE_RET(); |
| 1588 |
} |
| 1589 |
|
| 1590 |
#define FLOAT_ROUNDOP(op, ttype, stype) \
|
| 1591 |
FLOAT_OP(op ## ttype, stype) \ |
| 1592 |
{ \
|
| 1593 |
CALL_FROM_TB0(do_float_ ## op ## ttype ## _ ## stype); \ |
| 1594 |
DEBUG_FPU_STATE(); \ |
| 1595 |
FORCE_RET(); \ |
| 1596 |
} |
| 1597 |
|
| 1598 |
FLOAT_ROUNDOP(round, l, d) |
| 1599 |
FLOAT_ROUNDOP(round, l, s) |
| 1600 |
FLOAT_ROUNDOP(round, w, d) |
| 1601 |
FLOAT_ROUNDOP(round, w, s) |
| 1602 |
|
| 1603 |
FLOAT_ROUNDOP(trunc, l, d) |
| 1604 |
FLOAT_ROUNDOP(trunc, l, s) |
| 1605 |
FLOAT_ROUNDOP(trunc, w, d) |
| 1606 |
FLOAT_ROUNDOP(trunc, w, s) |
| 1607 |
|
| 1608 |
FLOAT_ROUNDOP(ceil, l, d) |
| 1609 |
FLOAT_ROUNDOP(ceil, l, s) |
| 1610 |
FLOAT_ROUNDOP(ceil, w, d) |
| 1611 |
FLOAT_ROUNDOP(ceil, w, s) |
| 1612 |
|
| 1613 |
FLOAT_ROUNDOP(floor, l, d) |
| 1614 |
FLOAT_ROUNDOP(floor, l, s) |
| 1615 |
FLOAT_ROUNDOP(floor, w, d) |
| 1616 |
FLOAT_ROUNDOP(floor, w, s) |
| 1617 |
#undef FLOAR_ROUNDOP
|
| 1618 |
|
| 1619 |
FLOAT_OP(movf, d) |
| 1620 |
{
|
| 1621 |
if (!(env->fpu->fcr31 & PARAM1))
|
| 1622 |
DT2 = DT0; |
| 1623 |
DEBUG_FPU_STATE(); |
| 1624 |
FORCE_RET(); |
| 1625 |
} |
| 1626 |
FLOAT_OP(movf, s) |
| 1627 |
{
|
| 1628 |
if (!(env->fpu->fcr31 & PARAM1))
|
| 1629 |
WT2 = WT0; |
| 1630 |
DEBUG_FPU_STATE(); |
| 1631 |
FORCE_RET(); |
| 1632 |
} |
| 1633 |
FLOAT_OP(movf, ps) |
| 1634 |
{
|
| 1635 |
unsigned int mask = GET_FP_COND (env->fpu) >> PARAM1; |
| 1636 |
if (!(mask & 1)) |
| 1637 |
WT2 = WT0; |
| 1638 |
if (!(mask & 2)) |
| 1639 |
WTH2 = WTH0; |
| 1640 |
DEBUG_FPU_STATE(); |
| 1641 |
FORCE_RET(); |
| 1642 |
} |
| 1643 |
FLOAT_OP(movt, d) |
| 1644 |
{
|
| 1645 |
if (env->fpu->fcr31 & PARAM1)
|
| 1646 |
DT2 = DT0; |
| 1647 |
DEBUG_FPU_STATE(); |
| 1648 |
FORCE_RET(); |
| 1649 |
} |
| 1650 |
FLOAT_OP(movt, s) |
| 1651 |
{
|
| 1652 |
if (env->fpu->fcr31 & PARAM1)
|
| 1653 |
WT2 = WT0; |
| 1654 |
DEBUG_FPU_STATE(); |
| 1655 |
FORCE_RET(); |
| 1656 |
} |
| 1657 |
FLOAT_OP(movt, ps) |
| 1658 |
{
|
| 1659 |
unsigned int mask = GET_FP_COND (env->fpu) >> PARAM1; |
| 1660 |
if (mask & 1) |
| 1661 |
WT2 = WT0; |
| 1662 |
if (mask & 2) |
| 1663 |
WTH2 = WTH0; |
| 1664 |
DEBUG_FPU_STATE(); |
| 1665 |
FORCE_RET(); |
| 1666 |
} |
| 1667 |
FLOAT_OP(movz, d) |
| 1668 |
{
|
| 1669 |
if (!T0)
|
| 1670 |
DT2 = DT0; |
| 1671 |
DEBUG_FPU_STATE(); |
| 1672 |
FORCE_RET(); |
| 1673 |
} |
| 1674 |
FLOAT_OP(movz, s) |
| 1675 |
{
|
| 1676 |
if (!T0)
|
| 1677 |
WT2 = WT0; |
| 1678 |
DEBUG_FPU_STATE(); |
| 1679 |
FORCE_RET(); |
| 1680 |
} |
| 1681 |
FLOAT_OP(movz, ps) |
| 1682 |
{
|
| 1683 |
if (!T0) {
|
| 1684 |
WT2 = WT0; |
| 1685 |
WTH2 = WTH0; |
| 1686 |
} |
| 1687 |
DEBUG_FPU_STATE(); |
| 1688 |
FORCE_RET(); |
| 1689 |
} |
| 1690 |
FLOAT_OP(movn, d) |
| 1691 |
{
|
| 1692 |
if (T0)
|
| 1693 |
DT2 = DT0; |
| 1694 |
DEBUG_FPU_STATE(); |
| 1695 |
FORCE_RET(); |
| 1696 |
} |
| 1697 |
FLOAT_OP(movn, s) |
| 1698 |
{
|
| 1699 |
if (T0)
|
| 1700 |
WT2 = WT0; |
| 1701 |
DEBUG_FPU_STATE(); |
| 1702 |
FORCE_RET(); |
| 1703 |
} |
| 1704 |
FLOAT_OP(movn, ps) |
| 1705 |
{
|
| 1706 |
if (T0) {
|
| 1707 |
WT2 = WT0; |
| 1708 |
WTH2 = WTH0; |
| 1709 |
} |
| 1710 |
DEBUG_FPU_STATE(); |
| 1711 |
FORCE_RET(); |
| 1712 |
} |
| 1713 |
|
| 1714 |
/* operations calling helpers, for s, d and ps */
|
| 1715 |
#define FLOAT_HOP(name) \
|
| 1716 |
FLOAT_OP(name, d) \ |
| 1717 |
{ \
|
| 1718 |
CALL_FROM_TB0(do_float_ ## name ## _d); \ |
| 1719 |
DEBUG_FPU_STATE(); \ |
| 1720 |
FORCE_RET(); \ |
| 1721 |
} \ |
| 1722 |
FLOAT_OP(name, s) \ |
| 1723 |
{ \
|
| 1724 |
CALL_FROM_TB0(do_float_ ## name ## _s); \ |
| 1725 |
DEBUG_FPU_STATE(); \ |
| 1726 |
FORCE_RET(); \ |
| 1727 |
} \ |
| 1728 |
FLOAT_OP(name, ps) \ |
| 1729 |
{ \
|
| 1730 |
CALL_FROM_TB0(do_float_ ## name ## _ps); \ |
| 1731 |
DEBUG_FPU_STATE(); \ |
| 1732 |
FORCE_RET(); \ |
| 1733 |
} |
| 1734 |
FLOAT_HOP(add) |
| 1735 |
FLOAT_HOP(sub) |
| 1736 |
FLOAT_HOP(mul) |
| 1737 |
FLOAT_HOP(div) |
| 1738 |
FLOAT_HOP(recip2) |
| 1739 |
FLOAT_HOP(rsqrt2) |
| 1740 |
FLOAT_HOP(rsqrt1) |
| 1741 |
FLOAT_HOP(recip1) |
| 1742 |
#undef FLOAT_HOP
|
| 1743 |
|
| 1744 |
/* operations calling helpers, for s and d */
|
| 1745 |
#define FLOAT_HOP(name) \
|
| 1746 |
FLOAT_OP(name, d) \ |
| 1747 |
{ \
|
| 1748 |
CALL_FROM_TB0(do_float_ ## name ## _d); \ |
| 1749 |
DEBUG_FPU_STATE(); \ |
| 1750 |
FORCE_RET(); \ |
| 1751 |
} \ |
| 1752 |
FLOAT_OP(name, s) \ |
| 1753 |
{ \
|
| 1754 |
CALL_FROM_TB0(do_float_ ## name ## _s); \ |
| 1755 |
DEBUG_FPU_STATE(); \ |
| 1756 |
FORCE_RET(); \ |
| 1757 |
} |
| 1758 |
FLOAT_HOP(rsqrt) |
| 1759 |
FLOAT_HOP(recip) |
| 1760 |
#undef FLOAT_HOP
|
| 1761 |
|
| 1762 |
/* operations calling helpers, for ps */
|
| 1763 |
#define FLOAT_HOP(name) \
|
| 1764 |
FLOAT_OP(name, ps) \ |
| 1765 |
{ \
|
| 1766 |
CALL_FROM_TB0(do_float_ ## name ## _ps); \ |
| 1767 |
DEBUG_FPU_STATE(); \ |
| 1768 |
FORCE_RET(); \ |
| 1769 |
} |
| 1770 |
FLOAT_HOP(addr) |
| 1771 |
FLOAT_HOP(mulr) |
| 1772 |
#undef FLOAT_HOP
|
| 1773 |
|
| 1774 |
/* ternary operations */
|
| 1775 |
#define FLOAT_TERNOP(name1, name2) \
|
| 1776 |
FLOAT_OP(name1 ## name2, d) \ |
| 1777 |
{ \
|
| 1778 |
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fpu->fp_status); \ |
| 1779 |
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fpu->fp_status); \ |
| 1780 |
DEBUG_FPU_STATE(); \ |
| 1781 |
FORCE_RET(); \ |
| 1782 |
} \ |
| 1783 |
FLOAT_OP(name1 ## name2, s) \ |
| 1784 |
{ \
|
| 1785 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fpu->fp_status); \ |
| 1786 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fpu->fp_status); \ |
| 1787 |
DEBUG_FPU_STATE(); \ |
| 1788 |
FORCE_RET(); \ |
| 1789 |
} \ |
| 1790 |
FLOAT_OP(name1 ## name2, ps) \ |
| 1791 |
{ \
|
| 1792 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fpu->fp_status); \ |
| 1793 |
FSTH0 = float32_ ## name1 (FSTH0, FSTH1, &env->fpu->fp_status); \ |
| 1794 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fpu->fp_status); \ |
| 1795 |
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fpu->fp_status); \ |
| 1796 |
DEBUG_FPU_STATE(); \ |
| 1797 |
FORCE_RET(); \ |
| 1798 |
} |
| 1799 |
FLOAT_TERNOP(mul, add) |
| 1800 |
FLOAT_TERNOP(mul, sub) |
| 1801 |
#undef FLOAT_TERNOP
|
| 1802 |
|
| 1803 |
/* negated ternary operations */
|
| 1804 |
#define FLOAT_NTERNOP(name1, name2) \
|
| 1805 |
FLOAT_OP(n ## name1 ## name2, d) \ |
| 1806 |
{ \
|
| 1807 |
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fpu->fp_status); \ |
| 1808 |
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fpu->fp_status); \ |
| 1809 |
FDT2 = float64_chs(FDT2); \ |
| 1810 |
DEBUG_FPU_STATE(); \ |
| 1811 |
FORCE_RET(); \ |
| 1812 |
} \ |
| 1813 |
FLOAT_OP(n ## name1 ## name2, s) \ |
| 1814 |
{ \
|
| 1815 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fpu->fp_status); \ |
| 1816 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fpu->fp_status); \ |
| 1817 |
FST2 = float32_chs(FST2); \ |
| 1818 |
DEBUG_FPU_STATE(); \ |
| 1819 |
FORCE_RET(); \ |
| 1820 |
} \ |
| 1821 |
FLOAT_OP(n ## name1 ## name2, ps) \ |
| 1822 |
{ \
|
| 1823 |
FST0 = float32_ ## name1 (FST0, FST1, &env->fpu->fp_status); \ |
| 1824 |
FSTH0 = float32_ ## name1 (FSTH0, FSTH1, &env->fpu->fp_status); \ |
| 1825 |
FST2 = float32_ ## name2 (FST0, FST2, &env->fpu->fp_status); \ |
| 1826 |
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fpu->fp_status); \ |
| 1827 |
FST2 = float32_chs(FST2); \ |
| 1828 |
FSTH2 = float32_chs(FSTH2); \ |
| 1829 |
DEBUG_FPU_STATE(); \ |
| 1830 |
FORCE_RET(); \ |
| 1831 |
} |
| 1832 |
FLOAT_NTERNOP(mul, add) |
| 1833 |
FLOAT_NTERNOP(mul, sub) |
| 1834 |
#undef FLOAT_NTERNOP
|
| 1835 |
|
| 1836 |
/* unary operations, modifying fp status */
|
| 1837 |
#define FLOAT_UNOP(name) \
|
| 1838 |
FLOAT_OP(name, d) \ |
| 1839 |
{ \
|
| 1840 |
FDT2 = float64_ ## name(FDT0, &env->fpu->fp_status); \ |
| 1841 |
DEBUG_FPU_STATE(); \ |
| 1842 |
FORCE_RET(); \ |
| 1843 |
} \ |
| 1844 |
FLOAT_OP(name, s) \ |
| 1845 |
{ \
|
| 1846 |
FST2 = float32_ ## name(FST0, &env->fpu->fp_status); \ |
| 1847 |
DEBUG_FPU_STATE(); \ |
| 1848 |
FORCE_RET(); \ |
| 1849 |
} |
| 1850 |
FLOAT_UNOP(sqrt) |
| 1851 |
#undef FLOAT_UNOP
|
| 1852 |
|
| 1853 |
/* unary operations, not modifying fp status */
|
| 1854 |
#define FLOAT_UNOP(name) \
|
| 1855 |
FLOAT_OP(name, d) \ |
| 1856 |
{ \
|
| 1857 |
FDT2 = float64_ ## name(FDT0); \ |
| 1858 |
DEBUG_FPU_STATE(); \ |
| 1859 |
FORCE_RET(); \ |
| 1860 |
} \ |
| 1861 |
FLOAT_OP(name, s) \ |
| 1862 |
{ \
|
| 1863 |
FST2 = float32_ ## name(FST0); \ |
| 1864 |
DEBUG_FPU_STATE(); \ |
| 1865 |
FORCE_RET(); \ |
| 1866 |
} \ |
| 1867 |
FLOAT_OP(name, ps) \ |
| 1868 |
{ \
|
| 1869 |
FST2 = float32_ ## name(FST0); \ |
| 1870 |
FSTH2 = float32_ ## name(FSTH0); \ |
| 1871 |
DEBUG_FPU_STATE(); \ |
| 1872 |
FORCE_RET(); \ |
| 1873 |
} |
| 1874 |
FLOAT_UNOP(abs) |
| 1875 |
FLOAT_UNOP(chs) |
| 1876 |
#undef FLOAT_UNOP
|
| 1877 |
|
| 1878 |
FLOAT_OP(mov, d) |
| 1879 |
{
|
| 1880 |
FDT2 = FDT0; |
| 1881 |
DEBUG_FPU_STATE(); |
| 1882 |
FORCE_RET(); |
| 1883 |
} |
| 1884 |
FLOAT_OP(mov, s) |
| 1885 |
{
|
| 1886 |
FST2 = FST0; |
| 1887 |
DEBUG_FPU_STATE(); |
| 1888 |
FORCE_RET(); |
| 1889 |
} |
| 1890 |
FLOAT_OP(mov, ps) |
| 1891 |
{
|
| 1892 |
FST2 = FST0; |
| 1893 |
FSTH2 = FSTH0; |
| 1894 |
DEBUG_FPU_STATE(); |
| 1895 |
FORCE_RET(); |
| 1896 |
} |
| 1897 |
FLOAT_OP(alnv, ps) |
| 1898 |
{
|
| 1899 |
switch (T0 & 0x7) { |
| 1900 |
case 0: |
| 1901 |
FST2 = FST0; |
| 1902 |
FSTH2 = FSTH0; |
| 1903 |
break;
|
| 1904 |
case 4: |
| 1905 |
#ifdef TARGET_WORDS_BIGENDIAN
|
| 1906 |
FSTH2 = FST0; |
| 1907 |
FST2 = FSTH1; |
| 1908 |
#else
|
| 1909 |
FSTH2 = FST1; |
| 1910 |
FST2 = FSTH0; |
| 1911 |
#endif
|
| 1912 |
break;
|
| 1913 |
default: /* unpredictable */ |
| 1914 |
break;
|
| 1915 |
} |
| 1916 |
DEBUG_FPU_STATE(); |
| 1917 |
FORCE_RET(); |
| 1918 |
} |
| 1919 |
|
| 1920 |
#ifdef CONFIG_SOFTFLOAT
|
| 1921 |
#define clear_invalid() do { \ |
| 1922 |
int flags = get_float_exception_flags(&env->fpu->fp_status); \
|
| 1923 |
flags &= ~float_flag_invalid; \ |
| 1924 |
set_float_exception_flags(flags, &env->fpu->fp_status); \ |
| 1925 |
} while(0) |
| 1926 |
#else
|
| 1927 |
#define clear_invalid() do { } while(0) |
| 1928 |
#endif
|
| 1929 |
|
| 1930 |
extern void dump_fpu_s(CPUState *env); |
| 1931 |
|
| 1932 |
#define CMP_OP(fmt, op) \
|
| 1933 |
void OPPROTO op_cmp ## _ ## fmt ## _ ## op(void) \ |
| 1934 |
{ \
|
| 1935 |
CALL_FROM_TB1(do_cmp ## _ ## fmt ## _ ## op, PARAM1); \ |
| 1936 |
DEBUG_FPU_STATE(); \ |
| 1937 |
FORCE_RET(); \ |
| 1938 |
} \ |
| 1939 |
void OPPROTO op_cmpabs ## _ ## fmt ## _ ## op(void) \ |
| 1940 |
{ \
|
| 1941 |
CALL_FROM_TB1(do_cmpabs ## _ ## fmt ## _ ## op, PARAM1); \ |
| 1942 |
DEBUG_FPU_STATE(); \ |
| 1943 |
FORCE_RET(); \ |
| 1944 |
} |
| 1945 |
#define CMP_OPS(op) \
|
| 1946 |
CMP_OP(d, op) \ |
| 1947 |
CMP_OP(s, op) \ |
| 1948 |
CMP_OP(ps, op) |
| 1949 |
|
| 1950 |
CMP_OPS(f) |
| 1951 |
CMP_OPS(un) |
| 1952 |
CMP_OPS(eq) |
| 1953 |
CMP_OPS(ueq) |
| 1954 |
CMP_OPS(olt) |
| 1955 |
CMP_OPS(ult) |
| 1956 |
CMP_OPS(ole) |
| 1957 |
CMP_OPS(ule) |
| 1958 |
CMP_OPS(sf) |
| 1959 |
CMP_OPS(ngle) |
| 1960 |
CMP_OPS(seq) |
| 1961 |
CMP_OPS(ngl) |
| 1962 |
CMP_OPS(lt) |
| 1963 |
CMP_OPS(nge) |
| 1964 |
CMP_OPS(le) |
| 1965 |
CMP_OPS(ngt) |
| 1966 |
#undef CMP_OPS
|
| 1967 |
#undef CMP_OP
|
| 1968 |
|
| 1969 |
void op_bc1f (void) |
| 1970 |
{
|
| 1971 |
T0 = !!(~GET_FP_COND(env->fpu) & (0x1 << PARAM1));
|
| 1972 |
DEBUG_FPU_STATE(); |
| 1973 |
FORCE_RET(); |
| 1974 |
} |
| 1975 |
void op_bc1any2f (void) |
| 1976 |
{
|
| 1977 |
T0 = !!(~GET_FP_COND(env->fpu) & (0x3 << PARAM1));
|
| 1978 |
DEBUG_FPU_STATE(); |
| 1979 |
FORCE_RET(); |
| 1980 |
} |
| 1981 |
void op_bc1any4f (void) |
| 1982 |
{
|
| 1983 |
T0 = !!(~GET_FP_COND(env->fpu) & (0xf << PARAM1));
|
| 1984 |
DEBUG_FPU_STATE(); |
| 1985 |
FORCE_RET(); |
| 1986 |
} |
| 1987 |
|
| 1988 |
void op_bc1t (void) |
| 1989 |
{
|
| 1990 |
T0 = !!(GET_FP_COND(env->fpu) & (0x1 << PARAM1));
|
| 1991 |
DEBUG_FPU_STATE(); |
| 1992 |
FORCE_RET(); |
| 1993 |
} |
| 1994 |
void op_bc1any2t (void) |
| 1995 |
{
|
| 1996 |
T0 = !!(GET_FP_COND(env->fpu) & (0x3 << PARAM1));
|
| 1997 |
DEBUG_FPU_STATE(); |
| 1998 |
FORCE_RET(); |
| 1999 |
} |
| 2000 |
void op_bc1any4t (void) |
| 2001 |
{
|
| 2002 |
T0 = !!(GET_FP_COND(env->fpu) & (0xf << PARAM1));
|
| 2003 |
DEBUG_FPU_STATE(); |
| 2004 |
FORCE_RET(); |
| 2005 |
} |
| 2006 |
|
| 2007 |
void op_tlbwi (void) |
| 2008 |
{
|
| 2009 |
CALL_FROM_TB0(env->tlb->do_tlbwi); |
| 2010 |
FORCE_RET(); |
| 2011 |
} |
| 2012 |
|
| 2013 |
void op_tlbwr (void) |
| 2014 |
{
|
| 2015 |
CALL_FROM_TB0(env->tlb->do_tlbwr); |
| 2016 |
FORCE_RET(); |
| 2017 |
} |
| 2018 |
|
| 2019 |
void op_tlbp (void) |
| 2020 |
{
|
| 2021 |
CALL_FROM_TB0(env->tlb->do_tlbp); |
| 2022 |
FORCE_RET(); |
| 2023 |
} |
| 2024 |
|
| 2025 |
void op_tlbr (void) |
| 2026 |
{
|
| 2027 |
CALL_FROM_TB0(env->tlb->do_tlbr); |
| 2028 |
FORCE_RET(); |
| 2029 |
} |
| 2030 |
|
| 2031 |
/* Specials */
|
| 2032 |
#if defined (CONFIG_USER_ONLY)
|
| 2033 |
void op_tls_value (void) |
| 2034 |
{
|
| 2035 |
T0 = env->tls_value; |
| 2036 |
} |
| 2037 |
#endif
|
| 2038 |
|
| 2039 |
void op_pmon (void) |
| 2040 |
{
|
| 2041 |
CALL_FROM_TB1(do_pmon, PARAM1); |
| 2042 |
FORCE_RET(); |
| 2043 |
} |
| 2044 |
|
| 2045 |
void op_di (void) |
| 2046 |
{
|
| 2047 |
T0 = env->CP0_Status; |
| 2048 |
env->CP0_Status = T0 & ~(1 << CP0St_IE);
|
| 2049 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
| 2050 |
FORCE_RET(); |
| 2051 |
} |
| 2052 |
|
| 2053 |
void op_ei (void) |
| 2054 |
{
|
| 2055 |
T0 = env->CP0_Status; |
| 2056 |
env->CP0_Status = T0 | (1 << CP0St_IE);
|
| 2057 |
CALL_FROM_TB1(cpu_mips_update_irq, env); |
| 2058 |
FORCE_RET(); |
| 2059 |
} |
| 2060 |
|
| 2061 |
void op_trap (void) |
| 2062 |
{
|
| 2063 |
if (T0) {
|
| 2064 |
CALL_FROM_TB1(do_raise_exception, EXCP_TRAP); |
| 2065 |
} |
| 2066 |
FORCE_RET(); |
| 2067 |
} |
| 2068 |
|
| 2069 |
void op_debug (void) |
| 2070 |
{
|
| 2071 |
CALL_FROM_TB1(do_raise_exception, EXCP_DEBUG); |
| 2072 |
FORCE_RET(); |
| 2073 |
} |
| 2074 |
|
| 2075 |
void debug_pre_eret (void); |
| 2076 |
void debug_post_eret (void); |
| 2077 |
void op_eret (void) |
| 2078 |
{
|
| 2079 |
if (loglevel & CPU_LOG_EXEC)
|
| 2080 |
CALL_FROM_TB0(debug_pre_eret); |
| 2081 |
if (env->CP0_Status & (1 << CP0St_ERL)) { |
| 2082 |
env->PC[env->current_tc] = env->CP0_ErrorEPC; |
| 2083 |
env->CP0_Status &= ~(1 << CP0St_ERL);
|
| 2084 |
} else {
|
| 2085 |
env->PC[env->current_tc] = env->CP0_EPC; |
| 2086 |
env->CP0_Status &= ~(1 << CP0St_EXL);
|
| 2087 |
} |
| 2088 |
CALL_FROM_TB1(compute_hflags, env); |
| 2089 |
if (loglevel & CPU_LOG_EXEC)
|
| 2090 |
CALL_FROM_TB0(debug_post_eret); |
| 2091 |
env->CP0_LLAddr = 1;
|
| 2092 |
FORCE_RET(); |
| 2093 |
} |
| 2094 |
|
| 2095 |
void op_deret (void) |
| 2096 |
{
|
| 2097 |
if (loglevel & CPU_LOG_EXEC)
|
| 2098 |
CALL_FROM_TB0(debug_pre_eret); |
| 2099 |
env->PC[env->current_tc] = env->CP0_DEPC; |
| 2100 |
env->hflags &= MIPS_HFLAG_DM; |
| 2101 |
CALL_FROM_TB1(compute_hflags, env); |
| 2102 |
if (loglevel & CPU_LOG_EXEC)
|
| 2103 |
CALL_FROM_TB0(debug_post_eret); |
| 2104 |
env->CP0_LLAddr = 1;
|
| 2105 |
FORCE_RET(); |
| 2106 |
} |
| 2107 |
|
| 2108 |
void op_rdhwr_cpunum(void) |
| 2109 |
{
|
| 2110 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
| 2111 |
(env->CP0_HWREna & (1 << 0))) |
| 2112 |
T0 = env->CP0_EBase & 0x3ff;
|
| 2113 |
else
|
| 2114 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
| 2115 |
FORCE_RET(); |
| 2116 |
} |
| 2117 |
|
| 2118 |
void op_rdhwr_synci_step(void) |
| 2119 |
{
|
| 2120 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
| 2121 |
(env->CP0_HWREna & (1 << 1))) |
| 2122 |
T0 = env->SYNCI_Step; |
| 2123 |
else
|
| 2124 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
| 2125 |
FORCE_RET(); |
| 2126 |
} |
| 2127 |
|
| 2128 |
void op_rdhwr_cc(void) |
| 2129 |
{
|
| 2130 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
| 2131 |
(env->CP0_HWREna & (1 << 2))) |
| 2132 |
T0 = env->CP0_Count; |
| 2133 |
else
|
| 2134 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
| 2135 |
FORCE_RET(); |
| 2136 |
} |
| 2137 |
|
| 2138 |
void op_rdhwr_ccres(void) |
| 2139 |
{
|
| 2140 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
| 2141 |
(env->CP0_HWREna & (1 << 3))) |
| 2142 |
T0 = env->CCRes; |
| 2143 |
else
|
| 2144 |
CALL_FROM_TB1(do_raise_exception, EXCP_RI); |
| 2145 |
FORCE_RET(); |
| 2146 |
} |
| 2147 |
|
| 2148 |
void op_save_state (void) |
| 2149 |
{
|
| 2150 |
env->hflags = PARAM1; |
| 2151 |
FORCE_RET(); |
| 2152 |
} |
| 2153 |
|
| 2154 |
void op_wait (void) |
| 2155 |
{
|
| 2156 |
env->halted = 1;
|
| 2157 |
CALL_FROM_TB1(do_raise_exception, EXCP_HLT); |
| 2158 |
FORCE_RET(); |
| 2159 |
} |
| 2160 |
|
| 2161 |
/* Bitfield operations. */
|
| 2162 |
void op_ext(void) |
| 2163 |
{
|
| 2164 |
unsigned int pos = PARAM1; |
| 2165 |
unsigned int size = PARAM2; |
| 2166 |
|
| 2167 |
T0 = (int32_t)((T1 >> pos) & ((size < 32) ? ((1 << size) - 1) : ~0)); |
| 2168 |
FORCE_RET(); |
| 2169 |
} |
| 2170 |
|
| 2171 |
void op_ins(void) |
| 2172 |
{
|
| 2173 |
unsigned int pos = PARAM1; |
| 2174 |
unsigned int size = PARAM2; |
| 2175 |
target_ulong mask = ((size < 32) ? ((1 << size) - 1) : ~0) << pos; |
| 2176 |
|
| 2177 |
T0 = (int32_t)((T0 & ~mask) | ((T1 << pos) & mask)); |
| 2178 |
FORCE_RET(); |
| 2179 |
} |
| 2180 |
|
| 2181 |
void op_wsbh(void) |
| 2182 |
{
|
| 2183 |
T0 = (int32_t)(((T1 << 8) & ~0x00FF00FF) | ((T1 >> 8) & 0x00FF00FF)); |
| 2184 |
FORCE_RET(); |
| 2185 |
} |
| 2186 |
|
| 2187 |
#if defined(TARGET_MIPS64)
|
| 2188 |
void op_dext(void) |
| 2189 |
{
|
| 2190 |
unsigned int pos = PARAM1; |
| 2191 |
unsigned int size = PARAM2; |
| 2192 |
|
| 2193 |
T0 = (T1 >> pos) & ((size < 64) ? ((1ULL << size) - 1) : ~0ULL); |
| 2194 |
FORCE_RET(); |
| 2195 |
} |
| 2196 |
|
| 2197 |
void op_dins(void) |
| 2198 |
{
|
| 2199 |
unsigned int pos = PARAM1; |
| 2200 |
unsigned int size = PARAM2; |
| 2201 |
target_ulong mask = ((size < 64) ? ((1ULL << size) - 1) : ~0ULL) << pos; |
| 2202 |
|
| 2203 |
T0 = (T0 & ~mask) | ((T1 << pos) & mask); |
| 2204 |
FORCE_RET(); |
| 2205 |
} |
| 2206 |
|
| 2207 |
void op_dsbh(void) |
| 2208 |
{
|
| 2209 |
T0 = ((T1 << 8) & ~0x00FF00FF00FF00FFULL) | ((T1 >> 8) & 0x00FF00FF00FF00FFULL); |
| 2210 |
FORCE_RET(); |
| 2211 |
} |
| 2212 |
|
| 2213 |
void op_dshd(void) |
| 2214 |
{
|
| 2215 |
T1 = ((T1 << 16) & ~0x0000FFFF0000FFFFULL) | ((T1 >> 16) & 0x0000FFFF0000FFFFULL); |
| 2216 |
T0 = (T1 << 32) | (T1 >> 32); |
| 2217 |
FORCE_RET(); |
| 2218 |
} |
| 2219 |
#endif
|