1 /* 2 * PowerPC emulation for qemu: main translation routines. 3 * 4 * Copyright (c) 2003-2007 Jocelyn Mayer 5 * Copyright (C) 2011 Freescale Semiconductor, Inc. 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, see <http://www.gnu.org/licenses/>. 19 */ 20 21 #include "qemu/osdep.h" 22 #include "cpu.h" 23 #include "internal.h" 24 #include "disas/disas.h" 25 #include "exec/exec-all.h" 26 #include "tcg-op.h" 27 #include "qemu/host-utils.h" 28 #include "exec/cpu_ldst.h" 29 30 #include "exec/helper-proto.h" 31 #include "exec/helper-gen.h" 32 33 #include "trace-tcg.h" 34 #include "exec/log.h" 35 36 37 #define CPU_SINGLE_STEP 0x1 38 #define CPU_BRANCH_STEP 0x2 39 #define GDBSTUB_SINGLE_STEP 0x4 40 41 /* Include definitions for instructions classes and implementations flags */ 42 //#define PPC_DEBUG_DISAS 43 //#define DO_PPC_STATISTICS 44 45 #ifdef PPC_DEBUG_DISAS 46 # define LOG_DISAS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__) 47 #else 48 # define LOG_DISAS(...) do { } while (0) 49 #endif 50 /*****************************************************************************/ 51 /* Code translation helpers */ 52 53 /* global register indexes */ 54 static char cpu_reg_names[10*3 + 22*4 /* GPR */ 55 + 10*4 + 22*5 /* SPE GPRh */ 56 + 10*4 + 22*5 /* FPR */ 57 + 2*(10*6 + 22*7) /* AVRh, AVRl */ 58 + 10*5 + 22*6 /* VSR */ 59 + 8*5 /* CRF */]; 60 static TCGv cpu_gpr[32]; 61 static TCGv cpu_gprh[32]; 62 static TCGv_i64 cpu_fpr[32]; 63 static TCGv_i64 cpu_avrh[32], cpu_avrl[32]; 64 static TCGv_i64 cpu_vsr[32]; 65 static TCGv_i32 cpu_crf[8]; 66 static TCGv cpu_nip; 67 static TCGv cpu_msr; 68 static TCGv cpu_ctr; 69 static TCGv cpu_lr; 70 #if defined(TARGET_PPC64) 71 static TCGv cpu_cfar; 72 #endif 73 static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca, cpu_ov32, cpu_ca32; 74 static TCGv cpu_reserve; 75 static TCGv cpu_reserve_val; 76 static TCGv cpu_fpscr; 77 static TCGv_i32 cpu_access_type; 78 79 #include "exec/gen-icount.h" 80 81 void ppc_translate_init(void) 82 { 83 int i; 84 char* p; 85 size_t cpu_reg_names_size; 86 87 p = cpu_reg_names; 88 cpu_reg_names_size = sizeof(cpu_reg_names); 89 90 for (i = 0; i < 8; i++) { 91 snprintf(p, cpu_reg_names_size, "crf%d", i); 92 cpu_crf[i] = tcg_global_mem_new_i32(cpu_env, 93 offsetof(CPUPPCState, crf[i]), p); 94 p += 5; 95 cpu_reg_names_size -= 5; 96 } 97 98 for (i = 0; i < 32; i++) { 99 snprintf(p, cpu_reg_names_size, "r%d", i); 100 cpu_gpr[i] = tcg_global_mem_new(cpu_env, 101 offsetof(CPUPPCState, gpr[i]), p); 102 p += (i < 10) ? 3 : 4; 103 cpu_reg_names_size -= (i < 10) ? 3 : 4; 104 snprintf(p, cpu_reg_names_size, "r%dH", i); 105 cpu_gprh[i] = tcg_global_mem_new(cpu_env, 106 offsetof(CPUPPCState, gprh[i]), p); 107 p += (i < 10) ? 4 : 5; 108 cpu_reg_names_size -= (i < 10) ? 4 : 5; 109 110 snprintf(p, cpu_reg_names_size, "fp%d", i); 111 cpu_fpr[i] = tcg_global_mem_new_i64(cpu_env, 112 offsetof(CPUPPCState, fpr[i]), p); 113 p += (i < 10) ? 4 : 5; 114 cpu_reg_names_size -= (i < 10) ? 4 : 5; 115 116 snprintf(p, cpu_reg_names_size, "avr%dH", i); 117 #ifdef HOST_WORDS_BIGENDIAN 118 cpu_avrh[i] = tcg_global_mem_new_i64(cpu_env, 119 offsetof(CPUPPCState, avr[i].u64[0]), p); 120 #else 121 cpu_avrh[i] = tcg_global_mem_new_i64(cpu_env, 122 offsetof(CPUPPCState, avr[i].u64[1]), p); 123 #endif 124 p += (i < 10) ? 6 : 7; 125 cpu_reg_names_size -= (i < 10) ? 6 : 7; 126 127 snprintf(p, cpu_reg_names_size, "avr%dL", i); 128 #ifdef HOST_WORDS_BIGENDIAN 129 cpu_avrl[i] = tcg_global_mem_new_i64(cpu_env, 130 offsetof(CPUPPCState, avr[i].u64[1]), p); 131 #else 132 cpu_avrl[i] = tcg_global_mem_new_i64(cpu_env, 133 offsetof(CPUPPCState, avr[i].u64[0]), p); 134 #endif 135 p += (i < 10) ? 6 : 7; 136 cpu_reg_names_size -= (i < 10) ? 6 : 7; 137 snprintf(p, cpu_reg_names_size, "vsr%d", i); 138 cpu_vsr[i] = tcg_global_mem_new_i64(cpu_env, 139 offsetof(CPUPPCState, vsr[i]), p); 140 p += (i < 10) ? 5 : 6; 141 cpu_reg_names_size -= (i < 10) ? 5 : 6; 142 } 143 144 cpu_nip = tcg_global_mem_new(cpu_env, 145 offsetof(CPUPPCState, nip), "nip"); 146 147 cpu_msr = tcg_global_mem_new(cpu_env, 148 offsetof(CPUPPCState, msr), "msr"); 149 150 cpu_ctr = tcg_global_mem_new(cpu_env, 151 offsetof(CPUPPCState, ctr), "ctr"); 152 153 cpu_lr = tcg_global_mem_new(cpu_env, 154 offsetof(CPUPPCState, lr), "lr"); 155 156 #if defined(TARGET_PPC64) 157 cpu_cfar = tcg_global_mem_new(cpu_env, 158 offsetof(CPUPPCState, cfar), "cfar"); 159 #endif 160 161 cpu_xer = tcg_global_mem_new(cpu_env, 162 offsetof(CPUPPCState, xer), "xer"); 163 cpu_so = tcg_global_mem_new(cpu_env, 164 offsetof(CPUPPCState, so), "SO"); 165 cpu_ov = tcg_global_mem_new(cpu_env, 166 offsetof(CPUPPCState, ov), "OV"); 167 cpu_ca = tcg_global_mem_new(cpu_env, 168 offsetof(CPUPPCState, ca), "CA"); 169 cpu_ov32 = tcg_global_mem_new(cpu_env, 170 offsetof(CPUPPCState, ov32), "OV32"); 171 cpu_ca32 = tcg_global_mem_new(cpu_env, 172 offsetof(CPUPPCState, ca32), "CA32"); 173 174 cpu_reserve = tcg_global_mem_new(cpu_env, 175 offsetof(CPUPPCState, reserve_addr), 176 "reserve_addr"); 177 cpu_reserve_val = tcg_global_mem_new(cpu_env, 178 offsetof(CPUPPCState, reserve_val), 179 "reserve_val"); 180 181 cpu_fpscr = tcg_global_mem_new(cpu_env, 182 offsetof(CPUPPCState, fpscr), "fpscr"); 183 184 cpu_access_type = tcg_global_mem_new_i32(cpu_env, 185 offsetof(CPUPPCState, access_type), "access_type"); 186 } 187 188 /* internal defines */ 189 struct DisasContext { 190 struct TranslationBlock *tb; 191 target_ulong nip; 192 uint32_t opcode; 193 uint32_t exception; 194 /* Routine used to access memory */ 195 bool pr, hv, dr, le_mode; 196 bool lazy_tlb_flush; 197 bool need_access_type; 198 int mem_idx; 199 int access_type; 200 /* Translation flags */ 201 TCGMemOp default_tcg_memop_mask; 202 #if defined(TARGET_PPC64) 203 bool sf_mode; 204 bool has_cfar; 205 #endif 206 bool fpu_enabled; 207 bool altivec_enabled; 208 bool vsx_enabled; 209 bool spe_enabled; 210 bool tm_enabled; 211 bool gtse; 212 ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */ 213 int singlestep_enabled; 214 uint64_t insns_flags; 215 uint64_t insns_flags2; 216 }; 217 218 /* Return true iff byteswap is needed in a scalar memop */ 219 static inline bool need_byteswap(const DisasContext *ctx) 220 { 221 #if defined(TARGET_WORDS_BIGENDIAN) 222 return ctx->le_mode; 223 #else 224 return !ctx->le_mode; 225 #endif 226 } 227 228 /* True when active word size < size of target_long. */ 229 #ifdef TARGET_PPC64 230 # define NARROW_MODE(C) (!(C)->sf_mode) 231 #else 232 # define NARROW_MODE(C) 0 233 #endif 234 235 struct opc_handler_t { 236 /* invalid bits for instruction 1 (Rc(opcode) == 0) */ 237 uint32_t inval1; 238 /* invalid bits for instruction 2 (Rc(opcode) == 1) */ 239 uint32_t inval2; 240 /* instruction type */ 241 uint64_t type; 242 /* extended instruction type */ 243 uint64_t type2; 244 /* handler */ 245 void (*handler)(DisasContext *ctx); 246 #if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU) 247 const char *oname; 248 #endif 249 #if defined(DO_PPC_STATISTICS) 250 uint64_t count; 251 #endif 252 }; 253 254 static inline void gen_set_access_type(DisasContext *ctx, int access_type) 255 { 256 if (ctx->need_access_type && ctx->access_type != access_type) { 257 tcg_gen_movi_i32(cpu_access_type, access_type); 258 ctx->access_type = access_type; 259 } 260 } 261 262 static inline void gen_update_nip(DisasContext *ctx, target_ulong nip) 263 { 264 if (NARROW_MODE(ctx)) { 265 nip = (uint32_t)nip; 266 } 267 tcg_gen_movi_tl(cpu_nip, nip); 268 } 269 270 static void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error) 271 { 272 TCGv_i32 t0, t1; 273 274 /* These are all synchronous exceptions, we set the PC back to 275 * the faulting instruction 276 */ 277 if (ctx->exception == POWERPC_EXCP_NONE) { 278 gen_update_nip(ctx, ctx->nip - 4); 279 } 280 t0 = tcg_const_i32(excp); 281 t1 = tcg_const_i32(error); 282 gen_helper_raise_exception_err(cpu_env, t0, t1); 283 tcg_temp_free_i32(t0); 284 tcg_temp_free_i32(t1); 285 ctx->exception = (excp); 286 } 287 288 static void gen_exception(DisasContext *ctx, uint32_t excp) 289 { 290 TCGv_i32 t0; 291 292 /* These are all synchronous exceptions, we set the PC back to 293 * the faulting instruction 294 */ 295 if (ctx->exception == POWERPC_EXCP_NONE) { 296 gen_update_nip(ctx, ctx->nip - 4); 297 } 298 t0 = tcg_const_i32(excp); 299 gen_helper_raise_exception(cpu_env, t0); 300 tcg_temp_free_i32(t0); 301 ctx->exception = (excp); 302 } 303 304 static void gen_exception_nip(DisasContext *ctx, uint32_t excp, 305 target_ulong nip) 306 { 307 TCGv_i32 t0; 308 309 gen_update_nip(ctx, nip); 310 t0 = tcg_const_i32(excp); 311 gen_helper_raise_exception(cpu_env, t0); 312 tcg_temp_free_i32(t0); 313 ctx->exception = (excp); 314 } 315 316 static void gen_debug_exception(DisasContext *ctx) 317 { 318 TCGv_i32 t0; 319 320 /* These are all synchronous exceptions, we set the PC back to 321 * the faulting instruction 322 */ 323 if ((ctx->exception != POWERPC_EXCP_BRANCH) && 324 (ctx->exception != POWERPC_EXCP_SYNC)) { 325 gen_update_nip(ctx, ctx->nip); 326 } 327 t0 = tcg_const_i32(EXCP_DEBUG); 328 gen_helper_raise_exception(cpu_env, t0); 329 tcg_temp_free_i32(t0); 330 } 331 332 static inline void gen_inval_exception(DisasContext *ctx, uint32_t error) 333 { 334 /* Will be converted to program check if needed */ 335 gen_exception_err(ctx, POWERPC_EXCP_HV_EMU, POWERPC_EXCP_INVAL | error); 336 } 337 338 static inline void gen_priv_exception(DisasContext *ctx, uint32_t error) 339 { 340 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_PRIV | error); 341 } 342 343 static inline void gen_hvpriv_exception(DisasContext *ctx, uint32_t error) 344 { 345 /* Will be converted to program check if needed */ 346 gen_exception_err(ctx, POWERPC_EXCP_HV_EMU, POWERPC_EXCP_PRIV | error); 347 } 348 349 /* Stop translation */ 350 static inline void gen_stop_exception(DisasContext *ctx) 351 { 352 gen_update_nip(ctx, ctx->nip); 353 ctx->exception = POWERPC_EXCP_STOP; 354 } 355 356 #ifndef CONFIG_USER_ONLY 357 /* No need to update nip here, as execution flow will change */ 358 static inline void gen_sync_exception(DisasContext *ctx) 359 { 360 ctx->exception = POWERPC_EXCP_SYNC; 361 } 362 #endif 363 364 #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ 365 GEN_OPCODE(name, opc1, opc2, opc3, inval, type, PPC_NONE) 366 367 #define GEN_HANDLER_E(name, opc1, opc2, opc3, inval, type, type2) \ 368 GEN_OPCODE(name, opc1, opc2, opc3, inval, type, type2) 369 370 #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \ 371 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type, PPC_NONE) 372 373 #define GEN_HANDLER2_E(name, onam, opc1, opc2, opc3, inval, type, type2) \ 374 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type, type2) 375 376 #define GEN_HANDLER_E_2(name, opc1, opc2, opc3, opc4, inval, type, type2) \ 377 GEN_OPCODE3(name, opc1, opc2, opc3, opc4, inval, type, type2) 378 379 #define GEN_HANDLER2_E_2(name, onam, opc1, opc2, opc3, opc4, inval, typ, typ2) \ 380 GEN_OPCODE4(name, onam, opc1, opc2, opc3, opc4, inval, typ, typ2) 381 382 typedef struct opcode_t { 383 unsigned char opc1, opc2, opc3, opc4; 384 #if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */ 385 unsigned char pad[4]; 386 #endif 387 opc_handler_t handler; 388 const char *oname; 389 } opcode_t; 390 391 /* Helpers for priv. check */ 392 #define GEN_PRIV \ 393 do { \ 394 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); return; \ 395 } while (0) 396 397 #if defined(CONFIG_USER_ONLY) 398 #define CHK_HV GEN_PRIV 399 #define CHK_SV GEN_PRIV 400 #define CHK_HVRM GEN_PRIV 401 #else 402 #define CHK_HV \ 403 do { \ 404 if (unlikely(ctx->pr || !ctx->hv)) { \ 405 GEN_PRIV; \ 406 } \ 407 } while (0) 408 #define CHK_SV \ 409 do { \ 410 if (unlikely(ctx->pr)) { \ 411 GEN_PRIV; \ 412 } \ 413 } while (0) 414 #define CHK_HVRM \ 415 do { \ 416 if (unlikely(ctx->pr || !ctx->hv || ctx->dr)) { \ 417 GEN_PRIV; \ 418 } \ 419 } while (0) 420 #endif 421 422 #define CHK_NONE 423 424 /*****************************************************************************/ 425 /* PowerPC instructions table */ 426 427 #if defined(DO_PPC_STATISTICS) 428 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ, _typ2) \ 429 { \ 430 .opc1 = op1, \ 431 .opc2 = op2, \ 432 .opc3 = op3, \ 433 .opc4 = 0xff, \ 434 .handler = { \ 435 .inval1 = invl, \ 436 .type = _typ, \ 437 .type2 = _typ2, \ 438 .handler = &gen_##name, \ 439 .oname = stringify(name), \ 440 }, \ 441 .oname = stringify(name), \ 442 } 443 #define GEN_OPCODE_DUAL(name, op1, op2, op3, invl1, invl2, _typ, _typ2) \ 444 { \ 445 .opc1 = op1, \ 446 .opc2 = op2, \ 447 .opc3 = op3, \ 448 .opc4 = 0xff, \ 449 .handler = { \ 450 .inval1 = invl1, \ 451 .inval2 = invl2, \ 452 .type = _typ, \ 453 .type2 = _typ2, \ 454 .handler = &gen_##name, \ 455 .oname = stringify(name), \ 456 }, \ 457 .oname = stringify(name), \ 458 } 459 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ, _typ2) \ 460 { \ 461 .opc1 = op1, \ 462 .opc2 = op2, \ 463 .opc3 = op3, \ 464 .opc4 = 0xff, \ 465 .handler = { \ 466 .inval1 = invl, \ 467 .type = _typ, \ 468 .type2 = _typ2, \ 469 .handler = &gen_##name, \ 470 .oname = onam, \ 471 }, \ 472 .oname = onam, \ 473 } 474 #define GEN_OPCODE3(name, op1, op2, op3, op4, invl, _typ, _typ2) \ 475 { \ 476 .opc1 = op1, \ 477 .opc2 = op2, \ 478 .opc3 = op3, \ 479 .opc4 = op4, \ 480 .handler = { \ 481 .inval1 = invl, \ 482 .type = _typ, \ 483 .type2 = _typ2, \ 484 .handler = &gen_##name, \ 485 .oname = stringify(name), \ 486 }, \ 487 .oname = stringify(name), \ 488 } 489 #define GEN_OPCODE4(name, onam, op1, op2, op3, op4, invl, _typ, _typ2) \ 490 { \ 491 .opc1 = op1, \ 492 .opc2 = op2, \ 493 .opc3 = op3, \ 494 .opc4 = op4, \ 495 .handler = { \ 496 .inval1 = invl, \ 497 .type = _typ, \ 498 .type2 = _typ2, \ 499 .handler = &gen_##name, \ 500 .oname = onam, \ 501 }, \ 502 .oname = onam, \ 503 } 504 #else 505 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ, _typ2) \ 506 { \ 507 .opc1 = op1, \ 508 .opc2 = op2, \ 509 .opc3 = op3, \ 510 .opc4 = 0xff, \ 511 .handler = { \ 512 .inval1 = invl, \ 513 .type = _typ, \ 514 .type2 = _typ2, \ 515 .handler = &gen_##name, \ 516 }, \ 517 .oname = stringify(name), \ 518 } 519 #define GEN_OPCODE_DUAL(name, op1, op2, op3, invl1, invl2, _typ, _typ2) \ 520 { \ 521 .opc1 = op1, \ 522 .opc2 = op2, \ 523 .opc3 = op3, \ 524 .opc4 = 0xff, \ 525 .handler = { \ 526 .inval1 = invl1, \ 527 .inval2 = invl2, \ 528 .type = _typ, \ 529 .type2 = _typ2, \ 530 .handler = &gen_##name, \ 531 }, \ 532 .oname = stringify(name), \ 533 } 534 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ, _typ2) \ 535 { \ 536 .opc1 = op1, \ 537 .opc2 = op2, \ 538 .opc3 = op3, \ 539 .opc4 = 0xff, \ 540 .handler = { \ 541 .inval1 = invl, \ 542 .type = _typ, \ 543 .type2 = _typ2, \ 544 .handler = &gen_##name, \ 545 }, \ 546 .oname = onam, \ 547 } 548 #define GEN_OPCODE3(name, op1, op2, op3, op4, invl, _typ, _typ2) \ 549 { \ 550 .opc1 = op1, \ 551 .opc2 = op2, \ 552 .opc3 = op3, \ 553 .opc4 = op4, \ 554 .handler = { \ 555 .inval1 = invl, \ 556 .type = _typ, \ 557 .type2 = _typ2, \ 558 .handler = &gen_##name, \ 559 }, \ 560 .oname = stringify(name), \ 561 } 562 #define GEN_OPCODE4(name, onam, op1, op2, op3, op4, invl, _typ, _typ2) \ 563 { \ 564 .opc1 = op1, \ 565 .opc2 = op2, \ 566 .opc3 = op3, \ 567 .opc4 = op4, \ 568 .handler = { \ 569 .inval1 = invl, \ 570 .type = _typ, \ 571 .type2 = _typ2, \ 572 .handler = &gen_##name, \ 573 }, \ 574 .oname = onam, \ 575 } 576 #endif 577 578 /* SPR load/store helpers */ 579 static inline void gen_load_spr(TCGv t, int reg) 580 { 581 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUPPCState, spr[reg])); 582 } 583 584 static inline void gen_store_spr(int reg, TCGv t) 585 { 586 tcg_gen_st_tl(t, cpu_env, offsetof(CPUPPCState, spr[reg])); 587 } 588 589 /* Invalid instruction */ 590 static void gen_invalid(DisasContext *ctx) 591 { 592 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 593 } 594 595 static opc_handler_t invalid_handler = { 596 .inval1 = 0xFFFFFFFF, 597 .inval2 = 0xFFFFFFFF, 598 .type = PPC_NONE, 599 .type2 = PPC_NONE, 600 .handler = gen_invalid, 601 }; 602 603 /*** Integer comparison ***/ 604 605 static inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf) 606 { 607 TCGv t0 = tcg_temp_new(); 608 TCGv t1 = tcg_temp_new(); 609 TCGv_i32 t = tcg_temp_new_i32(); 610 611 tcg_gen_movi_tl(t0, CRF_EQ); 612 tcg_gen_movi_tl(t1, CRF_LT); 613 tcg_gen_movcond_tl((s ? TCG_COND_LT : TCG_COND_LTU), t0, arg0, arg1, t1, t0); 614 tcg_gen_movi_tl(t1, CRF_GT); 615 tcg_gen_movcond_tl((s ? TCG_COND_GT : TCG_COND_GTU), t0, arg0, arg1, t1, t0); 616 617 tcg_gen_trunc_tl_i32(t, t0); 618 tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_so); 619 tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t); 620 621 tcg_temp_free(t0); 622 tcg_temp_free(t1); 623 tcg_temp_free_i32(t); 624 } 625 626 static inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf) 627 { 628 TCGv t0 = tcg_const_tl(arg1); 629 gen_op_cmp(arg0, t0, s, crf); 630 tcg_temp_free(t0); 631 } 632 633 static inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf) 634 { 635 TCGv t0, t1; 636 t0 = tcg_temp_new(); 637 t1 = tcg_temp_new(); 638 if (s) { 639 tcg_gen_ext32s_tl(t0, arg0); 640 tcg_gen_ext32s_tl(t1, arg1); 641 } else { 642 tcg_gen_ext32u_tl(t0, arg0); 643 tcg_gen_ext32u_tl(t1, arg1); 644 } 645 gen_op_cmp(t0, t1, s, crf); 646 tcg_temp_free(t1); 647 tcg_temp_free(t0); 648 } 649 650 static inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf) 651 { 652 TCGv t0 = tcg_const_tl(arg1); 653 gen_op_cmp32(arg0, t0, s, crf); 654 tcg_temp_free(t0); 655 } 656 657 static inline void gen_set_Rc0(DisasContext *ctx, TCGv reg) 658 { 659 if (NARROW_MODE(ctx)) { 660 gen_op_cmpi32(reg, 0, 1, 0); 661 } else { 662 gen_op_cmpi(reg, 0, 1, 0); 663 } 664 } 665 666 /* cmp */ 667 static void gen_cmp(DisasContext *ctx) 668 { 669 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 670 gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 671 1, crfD(ctx->opcode)); 672 } else { 673 gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 674 1, crfD(ctx->opcode)); 675 } 676 } 677 678 /* cmpi */ 679 static void gen_cmpi(DisasContext *ctx) 680 { 681 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 682 gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), 683 1, crfD(ctx->opcode)); 684 } else { 685 gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), 686 1, crfD(ctx->opcode)); 687 } 688 } 689 690 /* cmpl */ 691 static void gen_cmpl(DisasContext *ctx) 692 { 693 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 694 gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 695 0, crfD(ctx->opcode)); 696 } else { 697 gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 698 0, crfD(ctx->opcode)); 699 } 700 } 701 702 /* cmpli */ 703 static void gen_cmpli(DisasContext *ctx) 704 { 705 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 706 gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), 707 0, crfD(ctx->opcode)); 708 } else { 709 gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), 710 0, crfD(ctx->opcode)); 711 } 712 } 713 714 /* cmprb - range comparison: isupper, isaplha, islower*/ 715 static void gen_cmprb(DisasContext *ctx) 716 { 717 TCGv_i32 src1 = tcg_temp_new_i32(); 718 TCGv_i32 src2 = tcg_temp_new_i32(); 719 TCGv_i32 src2lo = tcg_temp_new_i32(); 720 TCGv_i32 src2hi = tcg_temp_new_i32(); 721 TCGv_i32 crf = cpu_crf[crfD(ctx->opcode)]; 722 723 tcg_gen_trunc_tl_i32(src1, cpu_gpr[rA(ctx->opcode)]); 724 tcg_gen_trunc_tl_i32(src2, cpu_gpr[rB(ctx->opcode)]); 725 726 tcg_gen_andi_i32(src1, src1, 0xFF); 727 tcg_gen_ext8u_i32(src2lo, src2); 728 tcg_gen_shri_i32(src2, src2, 8); 729 tcg_gen_ext8u_i32(src2hi, src2); 730 731 tcg_gen_setcond_i32(TCG_COND_LEU, src2lo, src2lo, src1); 732 tcg_gen_setcond_i32(TCG_COND_LEU, src2hi, src1, src2hi); 733 tcg_gen_and_i32(crf, src2lo, src2hi); 734 735 if (ctx->opcode & 0x00200000) { 736 tcg_gen_shri_i32(src2, src2, 8); 737 tcg_gen_ext8u_i32(src2lo, src2); 738 tcg_gen_shri_i32(src2, src2, 8); 739 tcg_gen_ext8u_i32(src2hi, src2); 740 tcg_gen_setcond_i32(TCG_COND_LEU, src2lo, src2lo, src1); 741 tcg_gen_setcond_i32(TCG_COND_LEU, src2hi, src1, src2hi); 742 tcg_gen_and_i32(src2lo, src2lo, src2hi); 743 tcg_gen_or_i32(crf, crf, src2lo); 744 } 745 tcg_gen_shli_i32(crf, crf, CRF_GT_BIT); 746 tcg_temp_free_i32(src1); 747 tcg_temp_free_i32(src2); 748 tcg_temp_free_i32(src2lo); 749 tcg_temp_free_i32(src2hi); 750 } 751 752 #if defined(TARGET_PPC64) 753 /* cmpeqb */ 754 static void gen_cmpeqb(DisasContext *ctx) 755 { 756 gen_helper_cmpeqb(cpu_crf[crfD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 757 cpu_gpr[rB(ctx->opcode)]); 758 } 759 #endif 760 761 /* isel (PowerPC 2.03 specification) */ 762 static void gen_isel(DisasContext *ctx) 763 { 764 uint32_t bi = rC(ctx->opcode); 765 uint32_t mask = 0x08 >> (bi & 0x03); 766 TCGv t0 = tcg_temp_new(); 767 TCGv zr; 768 769 tcg_gen_extu_i32_tl(t0, cpu_crf[bi >> 2]); 770 tcg_gen_andi_tl(t0, t0, mask); 771 772 zr = tcg_const_tl(0); 773 tcg_gen_movcond_tl(TCG_COND_NE, cpu_gpr[rD(ctx->opcode)], t0, zr, 774 rA(ctx->opcode) ? cpu_gpr[rA(ctx->opcode)] : zr, 775 cpu_gpr[rB(ctx->opcode)]); 776 tcg_temp_free(zr); 777 tcg_temp_free(t0); 778 } 779 780 /* cmpb: PowerPC 2.05 specification */ 781 static void gen_cmpb(DisasContext *ctx) 782 { 783 gen_helper_cmpb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 784 cpu_gpr[rB(ctx->opcode)]); 785 } 786 787 /*** Integer arithmetic ***/ 788 789 static inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0, 790 TCGv arg1, TCGv arg2, int sub) 791 { 792 TCGv t0 = tcg_temp_new(); 793 794 tcg_gen_xor_tl(cpu_ov, arg0, arg2); 795 tcg_gen_xor_tl(t0, arg1, arg2); 796 if (sub) { 797 tcg_gen_and_tl(cpu_ov, cpu_ov, t0); 798 } else { 799 tcg_gen_andc_tl(cpu_ov, cpu_ov, t0); 800 } 801 tcg_temp_free(t0); 802 if (NARROW_MODE(ctx)) { 803 tcg_gen_extract_tl(cpu_ov, cpu_ov, 31, 1); 804 if (is_isa300(ctx)) { 805 tcg_gen_mov_tl(cpu_ov32, cpu_ov); 806 } 807 } else { 808 if (is_isa300(ctx)) { 809 tcg_gen_extract_tl(cpu_ov32, cpu_ov, 31, 1); 810 } 811 tcg_gen_extract_tl(cpu_ov, cpu_ov, TARGET_LONG_BITS - 1, 1); 812 } 813 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 814 } 815 816 static inline void gen_op_arith_compute_ca32(DisasContext *ctx, 817 TCGv res, TCGv arg0, TCGv arg1, 818 int sub) 819 { 820 TCGv t0; 821 822 if (!is_isa300(ctx)) { 823 return; 824 } 825 826 t0 = tcg_temp_new(); 827 if (sub) { 828 tcg_gen_eqv_tl(t0, arg0, arg1); 829 } else { 830 tcg_gen_xor_tl(t0, arg0, arg1); 831 } 832 tcg_gen_xor_tl(t0, t0, res); 833 tcg_gen_extract_tl(cpu_ca32, t0, 32, 1); 834 tcg_temp_free(t0); 835 } 836 837 /* Common add function */ 838 static inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, 839 TCGv arg2, bool add_ca, bool compute_ca, 840 bool compute_ov, bool compute_rc0) 841 { 842 TCGv t0 = ret; 843 844 if (compute_ca || compute_ov) { 845 t0 = tcg_temp_new(); 846 } 847 848 if (compute_ca) { 849 if (NARROW_MODE(ctx)) { 850 /* Caution: a non-obvious corner case of the spec is that we 851 must produce the *entire* 64-bit addition, but produce the 852 carry into bit 32. */ 853 TCGv t1 = tcg_temp_new(); 854 tcg_gen_xor_tl(t1, arg1, arg2); /* add without carry */ 855 tcg_gen_add_tl(t0, arg1, arg2); 856 if (add_ca) { 857 tcg_gen_add_tl(t0, t0, cpu_ca); 858 } 859 tcg_gen_xor_tl(cpu_ca, t0, t1); /* bits changed w/ carry */ 860 tcg_temp_free(t1); 861 tcg_gen_extract_tl(cpu_ca, cpu_ca, 32, 1); 862 if (is_isa300(ctx)) { 863 tcg_gen_mov_tl(cpu_ca32, cpu_ca); 864 } 865 } else { 866 TCGv zero = tcg_const_tl(0); 867 if (add_ca) { 868 tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, cpu_ca, zero); 869 tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, arg2, zero); 870 } else { 871 tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, arg2, zero); 872 } 873 gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 0); 874 tcg_temp_free(zero); 875 } 876 } else { 877 tcg_gen_add_tl(t0, arg1, arg2); 878 if (add_ca) { 879 tcg_gen_add_tl(t0, t0, cpu_ca); 880 } 881 } 882 883 if (compute_ov) { 884 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0); 885 } 886 if (unlikely(compute_rc0)) { 887 gen_set_Rc0(ctx, t0); 888 } 889 890 if (t0 != ret) { 891 tcg_gen_mov_tl(ret, t0); 892 tcg_temp_free(t0); 893 } 894 } 895 /* Add functions with two operands */ 896 #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \ 897 static void glue(gen_, name)(DisasContext *ctx) \ 898 { \ 899 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ 900 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 901 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 902 } 903 /* Add functions with one operand and one immediate */ 904 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \ 905 add_ca, compute_ca, compute_ov) \ 906 static void glue(gen_, name)(DisasContext *ctx) \ 907 { \ 908 TCGv t0 = tcg_const_tl(const_val); \ 909 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ 910 cpu_gpr[rA(ctx->opcode)], t0, \ 911 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 912 tcg_temp_free(t0); \ 913 } 914 915 /* add add. addo addo. */ 916 GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0) 917 GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1) 918 /* addc addc. addco addco. */ 919 GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0) 920 GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1) 921 /* adde adde. addeo addeo. */ 922 GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0) 923 GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1) 924 /* addme addme. addmeo addmeo. */ 925 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0) 926 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1) 927 /* addze addze. addzeo addzeo.*/ 928 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0) 929 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1) 930 /* addi */ 931 static void gen_addi(DisasContext *ctx) 932 { 933 target_long simm = SIMM(ctx->opcode); 934 935 if (rA(ctx->opcode) == 0) { 936 /* li case */ 937 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm); 938 } else { 939 tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], 940 cpu_gpr[rA(ctx->opcode)], simm); 941 } 942 } 943 /* addic addic.*/ 944 static inline void gen_op_addic(DisasContext *ctx, bool compute_rc0) 945 { 946 TCGv c = tcg_const_tl(SIMM(ctx->opcode)); 947 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 948 c, 0, 1, 0, compute_rc0); 949 tcg_temp_free(c); 950 } 951 952 static void gen_addic(DisasContext *ctx) 953 { 954 gen_op_addic(ctx, 0); 955 } 956 957 static void gen_addic_(DisasContext *ctx) 958 { 959 gen_op_addic(ctx, 1); 960 } 961 962 /* addis */ 963 static void gen_addis(DisasContext *ctx) 964 { 965 target_long simm = SIMM(ctx->opcode); 966 967 if (rA(ctx->opcode) == 0) { 968 /* lis case */ 969 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16); 970 } else { 971 tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], 972 cpu_gpr[rA(ctx->opcode)], simm << 16); 973 } 974 } 975 976 /* addpcis */ 977 static void gen_addpcis(DisasContext *ctx) 978 { 979 target_long d = DX(ctx->opcode); 980 981 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], ctx->nip + (d << 16)); 982 } 983 984 static inline void gen_op_arith_divw(DisasContext *ctx, TCGv ret, TCGv arg1, 985 TCGv arg2, int sign, int compute_ov) 986 { 987 TCGv_i32 t0 = tcg_temp_new_i32(); 988 TCGv_i32 t1 = tcg_temp_new_i32(); 989 TCGv_i32 t2 = tcg_temp_new_i32(); 990 TCGv_i32 t3 = tcg_temp_new_i32(); 991 992 tcg_gen_trunc_tl_i32(t0, arg1); 993 tcg_gen_trunc_tl_i32(t1, arg2); 994 if (sign) { 995 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t0, INT_MIN); 996 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, -1); 997 tcg_gen_and_i32(t2, t2, t3); 998 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, 0); 999 tcg_gen_or_i32(t2, t2, t3); 1000 tcg_gen_movi_i32(t3, 0); 1001 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1); 1002 tcg_gen_div_i32(t3, t0, t1); 1003 tcg_gen_extu_i32_tl(ret, t3); 1004 } else { 1005 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t1, 0); 1006 tcg_gen_movi_i32(t3, 0); 1007 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1); 1008 tcg_gen_divu_i32(t3, t0, t1); 1009 tcg_gen_extu_i32_tl(ret, t3); 1010 } 1011 if (compute_ov) { 1012 tcg_gen_extu_i32_tl(cpu_ov, t2); 1013 if (is_isa300(ctx)) { 1014 tcg_gen_extu_i32_tl(cpu_ov32, t2); 1015 } 1016 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1017 } 1018 tcg_temp_free_i32(t0); 1019 tcg_temp_free_i32(t1); 1020 tcg_temp_free_i32(t2); 1021 tcg_temp_free_i32(t3); 1022 1023 if (unlikely(Rc(ctx->opcode) != 0)) 1024 gen_set_Rc0(ctx, ret); 1025 } 1026 /* Div functions */ 1027 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \ 1028 static void glue(gen_, name)(DisasContext *ctx) \ 1029 { \ 1030 gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \ 1031 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1032 sign, compute_ov); \ 1033 } 1034 /* divwu divwu. divwuo divwuo. */ 1035 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0); 1036 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1); 1037 /* divw divw. divwo divwo. */ 1038 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0); 1039 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1); 1040 1041 /* div[wd]eu[o][.] */ 1042 #define GEN_DIVE(name, hlpr, compute_ov) \ 1043 static void gen_##name(DisasContext *ctx) \ 1044 { \ 1045 TCGv_i32 t0 = tcg_const_i32(compute_ov); \ 1046 gen_helper_##hlpr(cpu_gpr[rD(ctx->opcode)], cpu_env, \ 1047 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); \ 1048 tcg_temp_free_i32(t0); \ 1049 if (unlikely(Rc(ctx->opcode) != 0)) { \ 1050 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \ 1051 } \ 1052 } 1053 1054 GEN_DIVE(divweu, divweu, 0); 1055 GEN_DIVE(divweuo, divweu, 1); 1056 GEN_DIVE(divwe, divwe, 0); 1057 GEN_DIVE(divweo, divwe, 1); 1058 1059 #if defined(TARGET_PPC64) 1060 static inline void gen_op_arith_divd(DisasContext *ctx, TCGv ret, TCGv arg1, 1061 TCGv arg2, int sign, int compute_ov) 1062 { 1063 TCGv_i64 t0 = tcg_temp_new_i64(); 1064 TCGv_i64 t1 = tcg_temp_new_i64(); 1065 TCGv_i64 t2 = tcg_temp_new_i64(); 1066 TCGv_i64 t3 = tcg_temp_new_i64(); 1067 1068 tcg_gen_mov_i64(t0, arg1); 1069 tcg_gen_mov_i64(t1, arg2); 1070 if (sign) { 1071 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN); 1072 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1); 1073 tcg_gen_and_i64(t2, t2, t3); 1074 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0); 1075 tcg_gen_or_i64(t2, t2, t3); 1076 tcg_gen_movi_i64(t3, 0); 1077 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); 1078 tcg_gen_div_i64(ret, t0, t1); 1079 } else { 1080 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t1, 0); 1081 tcg_gen_movi_i64(t3, 0); 1082 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); 1083 tcg_gen_divu_i64(ret, t0, t1); 1084 } 1085 if (compute_ov) { 1086 tcg_gen_mov_tl(cpu_ov, t2); 1087 if (is_isa300(ctx)) { 1088 tcg_gen_mov_tl(cpu_ov32, t2); 1089 } 1090 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1091 } 1092 tcg_temp_free_i64(t0); 1093 tcg_temp_free_i64(t1); 1094 tcg_temp_free_i64(t2); 1095 tcg_temp_free_i64(t3); 1096 1097 if (unlikely(Rc(ctx->opcode) != 0)) 1098 gen_set_Rc0(ctx, ret); 1099 } 1100 1101 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \ 1102 static void glue(gen_, name)(DisasContext *ctx) \ 1103 { \ 1104 gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \ 1105 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1106 sign, compute_ov); \ 1107 } 1108 /* divdu divdu. divduo divduo. */ 1109 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0); 1110 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1); 1111 /* divd divd. divdo divdo. */ 1112 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0); 1113 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1); 1114 1115 GEN_DIVE(divdeu, divdeu, 0); 1116 GEN_DIVE(divdeuo, divdeu, 1); 1117 GEN_DIVE(divde, divde, 0); 1118 GEN_DIVE(divdeo, divde, 1); 1119 #endif 1120 1121 static inline void gen_op_arith_modw(DisasContext *ctx, TCGv ret, TCGv arg1, 1122 TCGv arg2, int sign) 1123 { 1124 TCGv_i32 t0 = tcg_temp_new_i32(); 1125 TCGv_i32 t1 = tcg_temp_new_i32(); 1126 1127 tcg_gen_trunc_tl_i32(t0, arg1); 1128 tcg_gen_trunc_tl_i32(t1, arg2); 1129 if (sign) { 1130 TCGv_i32 t2 = tcg_temp_new_i32(); 1131 TCGv_i32 t3 = tcg_temp_new_i32(); 1132 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t0, INT_MIN); 1133 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, -1); 1134 tcg_gen_and_i32(t2, t2, t3); 1135 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, 0); 1136 tcg_gen_or_i32(t2, t2, t3); 1137 tcg_gen_movi_i32(t3, 0); 1138 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1); 1139 tcg_gen_rem_i32(t3, t0, t1); 1140 tcg_gen_ext_i32_tl(ret, t3); 1141 tcg_temp_free_i32(t2); 1142 tcg_temp_free_i32(t3); 1143 } else { 1144 TCGv_i32 t2 = tcg_const_i32(1); 1145 TCGv_i32 t3 = tcg_const_i32(0); 1146 tcg_gen_movcond_i32(TCG_COND_EQ, t1, t1, t3, t2, t1); 1147 tcg_gen_remu_i32(t3, t0, t1); 1148 tcg_gen_extu_i32_tl(ret, t3); 1149 tcg_temp_free_i32(t2); 1150 tcg_temp_free_i32(t3); 1151 } 1152 tcg_temp_free_i32(t0); 1153 tcg_temp_free_i32(t1); 1154 } 1155 1156 #define GEN_INT_ARITH_MODW(name, opc3, sign) \ 1157 static void glue(gen_, name)(DisasContext *ctx) \ 1158 { \ 1159 gen_op_arith_modw(ctx, cpu_gpr[rD(ctx->opcode)], \ 1160 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1161 sign); \ 1162 } 1163 1164 GEN_INT_ARITH_MODW(moduw, 0x08, 0); 1165 GEN_INT_ARITH_MODW(modsw, 0x18, 1); 1166 1167 #if defined(TARGET_PPC64) 1168 static inline void gen_op_arith_modd(DisasContext *ctx, TCGv ret, TCGv arg1, 1169 TCGv arg2, int sign) 1170 { 1171 TCGv_i64 t0 = tcg_temp_new_i64(); 1172 TCGv_i64 t1 = tcg_temp_new_i64(); 1173 1174 tcg_gen_mov_i64(t0, arg1); 1175 tcg_gen_mov_i64(t1, arg2); 1176 if (sign) { 1177 TCGv_i64 t2 = tcg_temp_new_i64(); 1178 TCGv_i64 t3 = tcg_temp_new_i64(); 1179 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN); 1180 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1); 1181 tcg_gen_and_i64(t2, t2, t3); 1182 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0); 1183 tcg_gen_or_i64(t2, t2, t3); 1184 tcg_gen_movi_i64(t3, 0); 1185 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); 1186 tcg_gen_rem_i64(ret, t0, t1); 1187 tcg_temp_free_i64(t2); 1188 tcg_temp_free_i64(t3); 1189 } else { 1190 TCGv_i64 t2 = tcg_const_i64(1); 1191 TCGv_i64 t3 = tcg_const_i64(0); 1192 tcg_gen_movcond_i64(TCG_COND_EQ, t1, t1, t3, t2, t1); 1193 tcg_gen_remu_i64(ret, t0, t1); 1194 tcg_temp_free_i64(t2); 1195 tcg_temp_free_i64(t3); 1196 } 1197 tcg_temp_free_i64(t0); 1198 tcg_temp_free_i64(t1); 1199 } 1200 1201 #define GEN_INT_ARITH_MODD(name, opc3, sign) \ 1202 static void glue(gen_, name)(DisasContext *ctx) \ 1203 { \ 1204 gen_op_arith_modd(ctx, cpu_gpr[rD(ctx->opcode)], \ 1205 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1206 sign); \ 1207 } 1208 1209 GEN_INT_ARITH_MODD(modud, 0x08, 0); 1210 GEN_INT_ARITH_MODD(modsd, 0x18, 1); 1211 #endif 1212 1213 /* mulhw mulhw. */ 1214 static void gen_mulhw(DisasContext *ctx) 1215 { 1216 TCGv_i32 t0 = tcg_temp_new_i32(); 1217 TCGv_i32 t1 = tcg_temp_new_i32(); 1218 1219 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); 1220 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); 1221 tcg_gen_muls2_i32(t0, t1, t0, t1); 1222 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1); 1223 tcg_temp_free_i32(t0); 1224 tcg_temp_free_i32(t1); 1225 if (unlikely(Rc(ctx->opcode) != 0)) 1226 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1227 } 1228 1229 /* mulhwu mulhwu. */ 1230 static void gen_mulhwu(DisasContext *ctx) 1231 { 1232 TCGv_i32 t0 = tcg_temp_new_i32(); 1233 TCGv_i32 t1 = tcg_temp_new_i32(); 1234 1235 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); 1236 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); 1237 tcg_gen_mulu2_i32(t0, t1, t0, t1); 1238 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1); 1239 tcg_temp_free_i32(t0); 1240 tcg_temp_free_i32(t1); 1241 if (unlikely(Rc(ctx->opcode) != 0)) 1242 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1243 } 1244 1245 /* mullw mullw. */ 1246 static void gen_mullw(DisasContext *ctx) 1247 { 1248 #if defined(TARGET_PPC64) 1249 TCGv_i64 t0, t1; 1250 t0 = tcg_temp_new_i64(); 1251 t1 = tcg_temp_new_i64(); 1252 tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]); 1253 tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]); 1254 tcg_gen_mul_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); 1255 tcg_temp_free(t0); 1256 tcg_temp_free(t1); 1257 #else 1258 tcg_gen_mul_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1259 cpu_gpr[rB(ctx->opcode)]); 1260 #endif 1261 if (unlikely(Rc(ctx->opcode) != 0)) 1262 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1263 } 1264 1265 /* mullwo mullwo. */ 1266 static void gen_mullwo(DisasContext *ctx) 1267 { 1268 TCGv_i32 t0 = tcg_temp_new_i32(); 1269 TCGv_i32 t1 = tcg_temp_new_i32(); 1270 1271 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); 1272 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); 1273 tcg_gen_muls2_i32(t0, t1, t0, t1); 1274 #if defined(TARGET_PPC64) 1275 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); 1276 #else 1277 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], t0); 1278 #endif 1279 1280 tcg_gen_sari_i32(t0, t0, 31); 1281 tcg_gen_setcond_i32(TCG_COND_NE, t0, t0, t1); 1282 tcg_gen_extu_i32_tl(cpu_ov, t0); 1283 if (is_isa300(ctx)) { 1284 tcg_gen_mov_tl(cpu_ov32, cpu_ov); 1285 } 1286 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1287 1288 tcg_temp_free_i32(t0); 1289 tcg_temp_free_i32(t1); 1290 if (unlikely(Rc(ctx->opcode) != 0)) 1291 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1292 } 1293 1294 /* mulli */ 1295 static void gen_mulli(DisasContext *ctx) 1296 { 1297 tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1298 SIMM(ctx->opcode)); 1299 } 1300 1301 #if defined(TARGET_PPC64) 1302 /* mulhd mulhd. */ 1303 static void gen_mulhd(DisasContext *ctx) 1304 { 1305 TCGv lo = tcg_temp_new(); 1306 tcg_gen_muls2_tl(lo, cpu_gpr[rD(ctx->opcode)], 1307 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1308 tcg_temp_free(lo); 1309 if (unlikely(Rc(ctx->opcode) != 0)) { 1310 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1311 } 1312 } 1313 1314 /* mulhdu mulhdu. */ 1315 static void gen_mulhdu(DisasContext *ctx) 1316 { 1317 TCGv lo = tcg_temp_new(); 1318 tcg_gen_mulu2_tl(lo, cpu_gpr[rD(ctx->opcode)], 1319 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1320 tcg_temp_free(lo); 1321 if (unlikely(Rc(ctx->opcode) != 0)) { 1322 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1323 } 1324 } 1325 1326 /* mulld mulld. */ 1327 static void gen_mulld(DisasContext *ctx) 1328 { 1329 tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1330 cpu_gpr[rB(ctx->opcode)]); 1331 if (unlikely(Rc(ctx->opcode) != 0)) 1332 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1333 } 1334 1335 /* mulldo mulldo. */ 1336 static void gen_mulldo(DisasContext *ctx) 1337 { 1338 TCGv_i64 t0 = tcg_temp_new_i64(); 1339 TCGv_i64 t1 = tcg_temp_new_i64(); 1340 1341 tcg_gen_muls2_i64(t0, t1, cpu_gpr[rA(ctx->opcode)], 1342 cpu_gpr[rB(ctx->opcode)]); 1343 tcg_gen_mov_i64(cpu_gpr[rD(ctx->opcode)], t0); 1344 1345 tcg_gen_sari_i64(t0, t0, 63); 1346 tcg_gen_setcond_i64(TCG_COND_NE, cpu_ov, t0, t1); 1347 if (is_isa300(ctx)) { 1348 tcg_gen_mov_tl(cpu_ov32, cpu_ov); 1349 } 1350 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1351 1352 tcg_temp_free_i64(t0); 1353 tcg_temp_free_i64(t1); 1354 1355 if (unlikely(Rc(ctx->opcode) != 0)) { 1356 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1357 } 1358 } 1359 #endif 1360 1361 /* Common subf function */ 1362 static inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, 1363 TCGv arg2, bool add_ca, bool compute_ca, 1364 bool compute_ov, bool compute_rc0) 1365 { 1366 TCGv t0 = ret; 1367 1368 if (compute_ca || compute_ov) { 1369 t0 = tcg_temp_new(); 1370 } 1371 1372 if (compute_ca) { 1373 /* dest = ~arg1 + arg2 [+ ca]. */ 1374 if (NARROW_MODE(ctx)) { 1375 /* Caution: a non-obvious corner case of the spec is that we 1376 must produce the *entire* 64-bit addition, but produce the 1377 carry into bit 32. */ 1378 TCGv inv1 = tcg_temp_new(); 1379 TCGv t1 = tcg_temp_new(); 1380 tcg_gen_not_tl(inv1, arg1); 1381 if (add_ca) { 1382 tcg_gen_add_tl(t0, arg2, cpu_ca); 1383 } else { 1384 tcg_gen_addi_tl(t0, arg2, 1); 1385 } 1386 tcg_gen_xor_tl(t1, arg2, inv1); /* add without carry */ 1387 tcg_gen_add_tl(t0, t0, inv1); 1388 tcg_temp_free(inv1); 1389 tcg_gen_xor_tl(cpu_ca, t0, t1); /* bits changes w/ carry */ 1390 tcg_temp_free(t1); 1391 tcg_gen_extract_tl(cpu_ca, cpu_ca, 32, 1); 1392 if (is_isa300(ctx)) { 1393 tcg_gen_mov_tl(cpu_ca32, cpu_ca); 1394 } 1395 } else if (add_ca) { 1396 TCGv zero, inv1 = tcg_temp_new(); 1397 tcg_gen_not_tl(inv1, arg1); 1398 zero = tcg_const_tl(0); 1399 tcg_gen_add2_tl(t0, cpu_ca, arg2, zero, cpu_ca, zero); 1400 tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, inv1, zero); 1401 gen_op_arith_compute_ca32(ctx, t0, inv1, arg2, 0); 1402 tcg_temp_free(zero); 1403 tcg_temp_free(inv1); 1404 } else { 1405 tcg_gen_setcond_tl(TCG_COND_GEU, cpu_ca, arg2, arg1); 1406 tcg_gen_sub_tl(t0, arg2, arg1); 1407 gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 1); 1408 } 1409 } else if (add_ca) { 1410 /* Since we're ignoring carry-out, we can simplify the 1411 standard ~arg1 + arg2 + ca to arg2 - arg1 + ca - 1. */ 1412 tcg_gen_sub_tl(t0, arg2, arg1); 1413 tcg_gen_add_tl(t0, t0, cpu_ca); 1414 tcg_gen_subi_tl(t0, t0, 1); 1415 } else { 1416 tcg_gen_sub_tl(t0, arg2, arg1); 1417 } 1418 1419 if (compute_ov) { 1420 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1); 1421 } 1422 if (unlikely(compute_rc0)) { 1423 gen_set_Rc0(ctx, t0); 1424 } 1425 1426 if (t0 != ret) { 1427 tcg_gen_mov_tl(ret, t0); 1428 tcg_temp_free(t0); 1429 } 1430 } 1431 /* Sub functions with Two operands functions */ 1432 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \ 1433 static void glue(gen_, name)(DisasContext *ctx) \ 1434 { \ 1435 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ 1436 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1437 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 1438 } 1439 /* Sub functions with one operand and one immediate */ 1440 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \ 1441 add_ca, compute_ca, compute_ov) \ 1442 static void glue(gen_, name)(DisasContext *ctx) \ 1443 { \ 1444 TCGv t0 = tcg_const_tl(const_val); \ 1445 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ 1446 cpu_gpr[rA(ctx->opcode)], t0, \ 1447 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 1448 tcg_temp_free(t0); \ 1449 } 1450 /* subf subf. subfo subfo. */ 1451 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0) 1452 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1) 1453 /* subfc subfc. subfco subfco. */ 1454 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0) 1455 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1) 1456 /* subfe subfe. subfeo subfo. */ 1457 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0) 1458 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1) 1459 /* subfme subfme. subfmeo subfmeo. */ 1460 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0) 1461 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1) 1462 /* subfze subfze. subfzeo subfzeo.*/ 1463 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0) 1464 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1) 1465 1466 /* subfic */ 1467 static void gen_subfic(DisasContext *ctx) 1468 { 1469 TCGv c = tcg_const_tl(SIMM(ctx->opcode)); 1470 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1471 c, 0, 1, 0, 0); 1472 tcg_temp_free(c); 1473 } 1474 1475 /* neg neg. nego nego. */ 1476 static inline void gen_op_arith_neg(DisasContext *ctx, bool compute_ov) 1477 { 1478 TCGv zero = tcg_const_tl(0); 1479 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1480 zero, 0, 0, compute_ov, Rc(ctx->opcode)); 1481 tcg_temp_free(zero); 1482 } 1483 1484 static void gen_neg(DisasContext *ctx) 1485 { 1486 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 1487 if (unlikely(Rc(ctx->opcode))) { 1488 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1489 } 1490 } 1491 1492 static void gen_nego(DisasContext *ctx) 1493 { 1494 gen_op_arith_neg(ctx, 1); 1495 } 1496 1497 /*** Integer logical ***/ 1498 #define GEN_LOGICAL2(name, tcg_op, opc, type) \ 1499 static void glue(gen_, name)(DisasContext *ctx) \ 1500 { \ 1501 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \ 1502 cpu_gpr[rB(ctx->opcode)]); \ 1503 if (unlikely(Rc(ctx->opcode) != 0)) \ 1504 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ 1505 } 1506 1507 #define GEN_LOGICAL1(name, tcg_op, opc, type) \ 1508 static void glue(gen_, name)(DisasContext *ctx) \ 1509 { \ 1510 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \ 1511 if (unlikely(Rc(ctx->opcode) != 0)) \ 1512 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ 1513 } 1514 1515 /* and & and. */ 1516 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER); 1517 /* andc & andc. */ 1518 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER); 1519 1520 /* andi. */ 1521 static void gen_andi_(DisasContext *ctx) 1522 { 1523 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode)); 1524 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1525 } 1526 1527 /* andis. */ 1528 static void gen_andis_(DisasContext *ctx) 1529 { 1530 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode) << 16); 1531 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1532 } 1533 1534 /* cntlzw */ 1535 static void gen_cntlzw(DisasContext *ctx) 1536 { 1537 TCGv_i32 t = tcg_temp_new_i32(); 1538 1539 tcg_gen_trunc_tl_i32(t, cpu_gpr[rS(ctx->opcode)]); 1540 tcg_gen_clzi_i32(t, t, 32); 1541 tcg_gen_extu_i32_tl(cpu_gpr[rA(ctx->opcode)], t); 1542 tcg_temp_free_i32(t); 1543 1544 if (unlikely(Rc(ctx->opcode) != 0)) 1545 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1546 } 1547 1548 /* cnttzw */ 1549 static void gen_cnttzw(DisasContext *ctx) 1550 { 1551 TCGv_i32 t = tcg_temp_new_i32(); 1552 1553 tcg_gen_trunc_tl_i32(t, cpu_gpr[rS(ctx->opcode)]); 1554 tcg_gen_ctzi_i32(t, t, 32); 1555 tcg_gen_extu_i32_tl(cpu_gpr[rA(ctx->opcode)], t); 1556 tcg_temp_free_i32(t); 1557 1558 if (unlikely(Rc(ctx->opcode) != 0)) { 1559 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1560 } 1561 } 1562 1563 /* eqv & eqv. */ 1564 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER); 1565 /* extsb & extsb. */ 1566 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER); 1567 /* extsh & extsh. */ 1568 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER); 1569 /* nand & nand. */ 1570 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER); 1571 /* nor & nor. */ 1572 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER); 1573 1574 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY) 1575 static void gen_pause(DisasContext *ctx) 1576 { 1577 TCGv_i32 t0 = tcg_const_i32(0); 1578 tcg_gen_st_i32(t0, cpu_env, 1579 -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted)); 1580 tcg_temp_free_i32(t0); 1581 1582 /* Stop translation, this gives other CPUs a chance to run */ 1583 gen_exception_nip(ctx, EXCP_HLT, ctx->nip); 1584 } 1585 #endif /* defined(TARGET_PPC64) */ 1586 1587 /* or & or. */ 1588 static void gen_or(DisasContext *ctx) 1589 { 1590 int rs, ra, rb; 1591 1592 rs = rS(ctx->opcode); 1593 ra = rA(ctx->opcode); 1594 rb = rB(ctx->opcode); 1595 /* Optimisation for mr. ri case */ 1596 if (rs != ra || rs != rb) { 1597 if (rs != rb) 1598 tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]); 1599 else 1600 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]); 1601 if (unlikely(Rc(ctx->opcode) != 0)) 1602 gen_set_Rc0(ctx, cpu_gpr[ra]); 1603 } else if (unlikely(Rc(ctx->opcode) != 0)) { 1604 gen_set_Rc0(ctx, cpu_gpr[rs]); 1605 #if defined(TARGET_PPC64) 1606 } else if (rs != 0) { /* 0 is nop */ 1607 int prio = 0; 1608 1609 switch (rs) { 1610 case 1: 1611 /* Set process priority to low */ 1612 prio = 2; 1613 break; 1614 case 6: 1615 /* Set process priority to medium-low */ 1616 prio = 3; 1617 break; 1618 case 2: 1619 /* Set process priority to normal */ 1620 prio = 4; 1621 break; 1622 #if !defined(CONFIG_USER_ONLY) 1623 case 31: 1624 if (!ctx->pr) { 1625 /* Set process priority to very low */ 1626 prio = 1; 1627 } 1628 break; 1629 case 5: 1630 if (!ctx->pr) { 1631 /* Set process priority to medium-hight */ 1632 prio = 5; 1633 } 1634 break; 1635 case 3: 1636 if (!ctx->pr) { 1637 /* Set process priority to high */ 1638 prio = 6; 1639 } 1640 break; 1641 case 7: 1642 if (ctx->hv && !ctx->pr) { 1643 /* Set process priority to very high */ 1644 prio = 7; 1645 } 1646 break; 1647 #endif 1648 default: 1649 break; 1650 } 1651 if (prio) { 1652 TCGv t0 = tcg_temp_new(); 1653 gen_load_spr(t0, SPR_PPR); 1654 tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL); 1655 tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50); 1656 gen_store_spr(SPR_PPR, t0); 1657 tcg_temp_free(t0); 1658 } 1659 #if !defined(CONFIG_USER_ONLY) 1660 /* Pause out of TCG otherwise spin loops with smt_low eat too much 1661 * CPU and the kernel hangs. This applies to all encodings other 1662 * than no-op, e.g., miso(rs=26), yield(27), mdoio(29), mdoom(30), 1663 * and all currently undefined. 1664 */ 1665 gen_pause(ctx); 1666 #endif 1667 #endif 1668 } 1669 } 1670 /* orc & orc. */ 1671 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER); 1672 1673 /* xor & xor. */ 1674 static void gen_xor(DisasContext *ctx) 1675 { 1676 /* Optimisation for "set to zero" case */ 1677 if (rS(ctx->opcode) != rB(ctx->opcode)) 1678 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1679 else 1680 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); 1681 if (unlikely(Rc(ctx->opcode) != 0)) 1682 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1683 } 1684 1685 /* ori */ 1686 static void gen_ori(DisasContext *ctx) 1687 { 1688 target_ulong uimm = UIMM(ctx->opcode); 1689 1690 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1691 return; 1692 } 1693 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); 1694 } 1695 1696 /* oris */ 1697 static void gen_oris(DisasContext *ctx) 1698 { 1699 target_ulong uimm = UIMM(ctx->opcode); 1700 1701 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1702 /* NOP */ 1703 return; 1704 } 1705 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16); 1706 } 1707 1708 /* xori */ 1709 static void gen_xori(DisasContext *ctx) 1710 { 1711 target_ulong uimm = UIMM(ctx->opcode); 1712 1713 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1714 /* NOP */ 1715 return; 1716 } 1717 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); 1718 } 1719 1720 /* xoris */ 1721 static void gen_xoris(DisasContext *ctx) 1722 { 1723 target_ulong uimm = UIMM(ctx->opcode); 1724 1725 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1726 /* NOP */ 1727 return; 1728 } 1729 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16); 1730 } 1731 1732 /* popcntb : PowerPC 2.03 specification */ 1733 static void gen_popcntb(DisasContext *ctx) 1734 { 1735 gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1736 } 1737 1738 static void gen_popcntw(DisasContext *ctx) 1739 { 1740 #if defined(TARGET_PPC64) 1741 gen_helper_popcntw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1742 #else 1743 tcg_gen_ctpop_i32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1744 #endif 1745 } 1746 1747 #if defined(TARGET_PPC64) 1748 /* popcntd: PowerPC 2.06 specification */ 1749 static void gen_popcntd(DisasContext *ctx) 1750 { 1751 tcg_gen_ctpop_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1752 } 1753 #endif 1754 1755 /* prtyw: PowerPC 2.05 specification */ 1756 static void gen_prtyw(DisasContext *ctx) 1757 { 1758 TCGv ra = cpu_gpr[rA(ctx->opcode)]; 1759 TCGv rs = cpu_gpr[rS(ctx->opcode)]; 1760 TCGv t0 = tcg_temp_new(); 1761 tcg_gen_shri_tl(t0, rs, 16); 1762 tcg_gen_xor_tl(ra, rs, t0); 1763 tcg_gen_shri_tl(t0, ra, 8); 1764 tcg_gen_xor_tl(ra, ra, t0); 1765 tcg_gen_andi_tl(ra, ra, (target_ulong)0x100000001ULL); 1766 tcg_temp_free(t0); 1767 } 1768 1769 #if defined(TARGET_PPC64) 1770 /* prtyd: PowerPC 2.05 specification */ 1771 static void gen_prtyd(DisasContext *ctx) 1772 { 1773 TCGv ra = cpu_gpr[rA(ctx->opcode)]; 1774 TCGv rs = cpu_gpr[rS(ctx->opcode)]; 1775 TCGv t0 = tcg_temp_new(); 1776 tcg_gen_shri_tl(t0, rs, 32); 1777 tcg_gen_xor_tl(ra, rs, t0); 1778 tcg_gen_shri_tl(t0, ra, 16); 1779 tcg_gen_xor_tl(ra, ra, t0); 1780 tcg_gen_shri_tl(t0, ra, 8); 1781 tcg_gen_xor_tl(ra, ra, t0); 1782 tcg_gen_andi_tl(ra, ra, 1); 1783 tcg_temp_free(t0); 1784 } 1785 #endif 1786 1787 #if defined(TARGET_PPC64) 1788 /* bpermd */ 1789 static void gen_bpermd(DisasContext *ctx) 1790 { 1791 gen_helper_bpermd(cpu_gpr[rA(ctx->opcode)], 1792 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1793 } 1794 #endif 1795 1796 #if defined(TARGET_PPC64) 1797 /* extsw & extsw. */ 1798 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B); 1799 1800 /* cntlzd */ 1801 static void gen_cntlzd(DisasContext *ctx) 1802 { 1803 tcg_gen_clzi_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 64); 1804 if (unlikely(Rc(ctx->opcode) != 0)) 1805 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1806 } 1807 1808 /* cnttzd */ 1809 static void gen_cnttzd(DisasContext *ctx) 1810 { 1811 tcg_gen_ctzi_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 64); 1812 if (unlikely(Rc(ctx->opcode) != 0)) { 1813 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1814 } 1815 } 1816 1817 /* darn */ 1818 static void gen_darn(DisasContext *ctx) 1819 { 1820 int l = L(ctx->opcode); 1821 1822 if (l == 0) { 1823 gen_helper_darn32(cpu_gpr[rD(ctx->opcode)]); 1824 } else if (l <= 2) { 1825 /* Return 64-bit random for both CRN and RRN */ 1826 gen_helper_darn64(cpu_gpr[rD(ctx->opcode)]); 1827 } else { 1828 tcg_gen_movi_i64(cpu_gpr[rD(ctx->opcode)], -1); 1829 } 1830 } 1831 #endif 1832 1833 /*** Integer rotate ***/ 1834 1835 /* rlwimi & rlwimi. */ 1836 static void gen_rlwimi(DisasContext *ctx) 1837 { 1838 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 1839 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 1840 uint32_t sh = SH(ctx->opcode); 1841 uint32_t mb = MB(ctx->opcode); 1842 uint32_t me = ME(ctx->opcode); 1843 1844 if (sh == (31-me) && mb <= me) { 1845 tcg_gen_deposit_tl(t_ra, t_ra, t_rs, sh, me - mb + 1); 1846 } else { 1847 target_ulong mask; 1848 TCGv t1; 1849 1850 #if defined(TARGET_PPC64) 1851 mb += 32; 1852 me += 32; 1853 #endif 1854 mask = MASK(mb, me); 1855 1856 t1 = tcg_temp_new(); 1857 if (mask <= 0xffffffffu) { 1858 TCGv_i32 t0 = tcg_temp_new_i32(); 1859 tcg_gen_trunc_tl_i32(t0, t_rs); 1860 tcg_gen_rotli_i32(t0, t0, sh); 1861 tcg_gen_extu_i32_tl(t1, t0); 1862 tcg_temp_free_i32(t0); 1863 } else { 1864 #if defined(TARGET_PPC64) 1865 tcg_gen_deposit_i64(t1, t_rs, t_rs, 32, 32); 1866 tcg_gen_rotli_i64(t1, t1, sh); 1867 #else 1868 g_assert_not_reached(); 1869 #endif 1870 } 1871 1872 tcg_gen_andi_tl(t1, t1, mask); 1873 tcg_gen_andi_tl(t_ra, t_ra, ~mask); 1874 tcg_gen_or_tl(t_ra, t_ra, t1); 1875 tcg_temp_free(t1); 1876 } 1877 if (unlikely(Rc(ctx->opcode) != 0)) { 1878 gen_set_Rc0(ctx, t_ra); 1879 } 1880 } 1881 1882 /* rlwinm & rlwinm. */ 1883 static void gen_rlwinm(DisasContext *ctx) 1884 { 1885 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 1886 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 1887 int sh = SH(ctx->opcode); 1888 int mb = MB(ctx->opcode); 1889 int me = ME(ctx->opcode); 1890 int len = me - mb + 1; 1891 int rsh = (32 - sh) & 31; 1892 1893 if (sh != 0 && len > 0 && me == (31 - sh)) { 1894 tcg_gen_deposit_z_tl(t_ra, t_rs, sh, len); 1895 } else if (me == 31 && rsh + len <= 32) { 1896 tcg_gen_extract_tl(t_ra, t_rs, rsh, len); 1897 } else { 1898 target_ulong mask; 1899 #if defined(TARGET_PPC64) 1900 mb += 32; 1901 me += 32; 1902 #endif 1903 mask = MASK(mb, me); 1904 if (sh == 0) { 1905 tcg_gen_andi_tl(t_ra, t_rs, mask); 1906 } else if (mask <= 0xffffffffu) { 1907 TCGv_i32 t0 = tcg_temp_new_i32(); 1908 tcg_gen_trunc_tl_i32(t0, t_rs); 1909 tcg_gen_rotli_i32(t0, t0, sh); 1910 tcg_gen_andi_i32(t0, t0, mask); 1911 tcg_gen_extu_i32_tl(t_ra, t0); 1912 tcg_temp_free_i32(t0); 1913 } else { 1914 #if defined(TARGET_PPC64) 1915 tcg_gen_deposit_i64(t_ra, t_rs, t_rs, 32, 32); 1916 tcg_gen_rotli_i64(t_ra, t_ra, sh); 1917 tcg_gen_andi_i64(t_ra, t_ra, mask); 1918 #else 1919 g_assert_not_reached(); 1920 #endif 1921 } 1922 } 1923 if (unlikely(Rc(ctx->opcode) != 0)) { 1924 gen_set_Rc0(ctx, t_ra); 1925 } 1926 } 1927 1928 /* rlwnm & rlwnm. */ 1929 static void gen_rlwnm(DisasContext *ctx) 1930 { 1931 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 1932 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 1933 TCGv t_rb = cpu_gpr[rB(ctx->opcode)]; 1934 uint32_t mb = MB(ctx->opcode); 1935 uint32_t me = ME(ctx->opcode); 1936 target_ulong mask; 1937 1938 #if defined(TARGET_PPC64) 1939 mb += 32; 1940 me += 32; 1941 #endif 1942 mask = MASK(mb, me); 1943 1944 if (mask <= 0xffffffffu) { 1945 TCGv_i32 t0 = tcg_temp_new_i32(); 1946 TCGv_i32 t1 = tcg_temp_new_i32(); 1947 tcg_gen_trunc_tl_i32(t0, t_rb); 1948 tcg_gen_trunc_tl_i32(t1, t_rs); 1949 tcg_gen_andi_i32(t0, t0, 0x1f); 1950 tcg_gen_rotl_i32(t1, t1, t0); 1951 tcg_gen_extu_i32_tl(t_ra, t1); 1952 tcg_temp_free_i32(t0); 1953 tcg_temp_free_i32(t1); 1954 } else { 1955 #if defined(TARGET_PPC64) 1956 TCGv_i64 t0 = tcg_temp_new_i64(); 1957 tcg_gen_andi_i64(t0, t_rb, 0x1f); 1958 tcg_gen_deposit_i64(t_ra, t_rs, t_rs, 32, 32); 1959 tcg_gen_rotl_i64(t_ra, t_ra, t0); 1960 tcg_temp_free_i64(t0); 1961 #else 1962 g_assert_not_reached(); 1963 #endif 1964 } 1965 1966 tcg_gen_andi_tl(t_ra, t_ra, mask); 1967 1968 if (unlikely(Rc(ctx->opcode) != 0)) { 1969 gen_set_Rc0(ctx, t_ra); 1970 } 1971 } 1972 1973 #if defined(TARGET_PPC64) 1974 #define GEN_PPC64_R2(name, opc1, opc2) \ 1975 static void glue(gen_, name##0)(DisasContext *ctx) \ 1976 { \ 1977 gen_##name(ctx, 0); \ 1978 } \ 1979 \ 1980 static void glue(gen_, name##1)(DisasContext *ctx) \ 1981 { \ 1982 gen_##name(ctx, 1); \ 1983 } 1984 #define GEN_PPC64_R4(name, opc1, opc2) \ 1985 static void glue(gen_, name##0)(DisasContext *ctx) \ 1986 { \ 1987 gen_##name(ctx, 0, 0); \ 1988 } \ 1989 \ 1990 static void glue(gen_, name##1)(DisasContext *ctx) \ 1991 { \ 1992 gen_##name(ctx, 0, 1); \ 1993 } \ 1994 \ 1995 static void glue(gen_, name##2)(DisasContext *ctx) \ 1996 { \ 1997 gen_##name(ctx, 1, 0); \ 1998 } \ 1999 \ 2000 static void glue(gen_, name##3)(DisasContext *ctx) \ 2001 { \ 2002 gen_##name(ctx, 1, 1); \ 2003 } 2004 2005 static void gen_rldinm(DisasContext *ctx, int mb, int me, int sh) 2006 { 2007 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 2008 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 2009 int len = me - mb + 1; 2010 int rsh = (64 - sh) & 63; 2011 2012 if (sh != 0 && len > 0 && me == (63 - sh)) { 2013 tcg_gen_deposit_z_tl(t_ra, t_rs, sh, len); 2014 } else if (me == 63 && rsh + len <= 64) { 2015 tcg_gen_extract_tl(t_ra, t_rs, rsh, len); 2016 } else { 2017 tcg_gen_rotli_tl(t_ra, t_rs, sh); 2018 tcg_gen_andi_tl(t_ra, t_ra, MASK(mb, me)); 2019 } 2020 if (unlikely(Rc(ctx->opcode) != 0)) { 2021 gen_set_Rc0(ctx, t_ra); 2022 } 2023 } 2024 2025 /* rldicl - rldicl. */ 2026 static inline void gen_rldicl(DisasContext *ctx, int mbn, int shn) 2027 { 2028 uint32_t sh, mb; 2029 2030 sh = SH(ctx->opcode) | (shn << 5); 2031 mb = MB(ctx->opcode) | (mbn << 5); 2032 gen_rldinm(ctx, mb, 63, sh); 2033 } 2034 GEN_PPC64_R4(rldicl, 0x1E, 0x00); 2035 2036 /* rldicr - rldicr. */ 2037 static inline void gen_rldicr(DisasContext *ctx, int men, int shn) 2038 { 2039 uint32_t sh, me; 2040 2041 sh = SH(ctx->opcode) | (shn << 5); 2042 me = MB(ctx->opcode) | (men << 5); 2043 gen_rldinm(ctx, 0, me, sh); 2044 } 2045 GEN_PPC64_R4(rldicr, 0x1E, 0x02); 2046 2047 /* rldic - rldic. */ 2048 static inline void gen_rldic(DisasContext *ctx, int mbn, int shn) 2049 { 2050 uint32_t sh, mb; 2051 2052 sh = SH(ctx->opcode) | (shn << 5); 2053 mb = MB(ctx->opcode) | (mbn << 5); 2054 gen_rldinm(ctx, mb, 63 - sh, sh); 2055 } 2056 GEN_PPC64_R4(rldic, 0x1E, 0x04); 2057 2058 static void gen_rldnm(DisasContext *ctx, int mb, int me) 2059 { 2060 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 2061 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 2062 TCGv t_rb = cpu_gpr[rB(ctx->opcode)]; 2063 TCGv t0; 2064 2065 t0 = tcg_temp_new(); 2066 tcg_gen_andi_tl(t0, t_rb, 0x3f); 2067 tcg_gen_rotl_tl(t_ra, t_rs, t0); 2068 tcg_temp_free(t0); 2069 2070 tcg_gen_andi_tl(t_ra, t_ra, MASK(mb, me)); 2071 if (unlikely(Rc(ctx->opcode) != 0)) { 2072 gen_set_Rc0(ctx, t_ra); 2073 } 2074 } 2075 2076 /* rldcl - rldcl. */ 2077 static inline void gen_rldcl(DisasContext *ctx, int mbn) 2078 { 2079 uint32_t mb; 2080 2081 mb = MB(ctx->opcode) | (mbn << 5); 2082 gen_rldnm(ctx, mb, 63); 2083 } 2084 GEN_PPC64_R2(rldcl, 0x1E, 0x08); 2085 2086 /* rldcr - rldcr. */ 2087 static inline void gen_rldcr(DisasContext *ctx, int men) 2088 { 2089 uint32_t me; 2090 2091 me = MB(ctx->opcode) | (men << 5); 2092 gen_rldnm(ctx, 0, me); 2093 } 2094 GEN_PPC64_R2(rldcr, 0x1E, 0x09); 2095 2096 /* rldimi - rldimi. */ 2097 static void gen_rldimi(DisasContext *ctx, int mbn, int shn) 2098 { 2099 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 2100 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 2101 uint32_t sh = SH(ctx->opcode) | (shn << 5); 2102 uint32_t mb = MB(ctx->opcode) | (mbn << 5); 2103 uint32_t me = 63 - sh; 2104 2105 if (mb <= me) { 2106 tcg_gen_deposit_tl(t_ra, t_ra, t_rs, sh, me - mb + 1); 2107 } else { 2108 target_ulong mask = MASK(mb, me); 2109 TCGv t1 = tcg_temp_new(); 2110 2111 tcg_gen_rotli_tl(t1, t_rs, sh); 2112 tcg_gen_andi_tl(t1, t1, mask); 2113 tcg_gen_andi_tl(t_ra, t_ra, ~mask); 2114 tcg_gen_or_tl(t_ra, t_ra, t1); 2115 tcg_temp_free(t1); 2116 } 2117 if (unlikely(Rc(ctx->opcode) != 0)) { 2118 gen_set_Rc0(ctx, t_ra); 2119 } 2120 } 2121 GEN_PPC64_R4(rldimi, 0x1E, 0x06); 2122 #endif 2123 2124 /*** Integer shift ***/ 2125 2126 /* slw & slw. */ 2127 static void gen_slw(DisasContext *ctx) 2128 { 2129 TCGv t0, t1; 2130 2131 t0 = tcg_temp_new(); 2132 /* AND rS with a mask that is 0 when rB >= 0x20 */ 2133 #if defined(TARGET_PPC64) 2134 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3a); 2135 tcg_gen_sari_tl(t0, t0, 0x3f); 2136 #else 2137 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1a); 2138 tcg_gen_sari_tl(t0, t0, 0x1f); 2139 #endif 2140 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2141 t1 = tcg_temp_new(); 2142 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1f); 2143 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2144 tcg_temp_free(t1); 2145 tcg_temp_free(t0); 2146 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 2147 if (unlikely(Rc(ctx->opcode) != 0)) 2148 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2149 } 2150 2151 /* sraw & sraw. */ 2152 static void gen_sraw(DisasContext *ctx) 2153 { 2154 gen_helper_sraw(cpu_gpr[rA(ctx->opcode)], cpu_env, 2155 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 2156 if (unlikely(Rc(ctx->opcode) != 0)) 2157 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2158 } 2159 2160 /* srawi & srawi. */ 2161 static void gen_srawi(DisasContext *ctx) 2162 { 2163 int sh = SH(ctx->opcode); 2164 TCGv dst = cpu_gpr[rA(ctx->opcode)]; 2165 TCGv src = cpu_gpr[rS(ctx->opcode)]; 2166 if (sh == 0) { 2167 tcg_gen_ext32s_tl(dst, src); 2168 tcg_gen_movi_tl(cpu_ca, 0); 2169 if (is_isa300(ctx)) { 2170 tcg_gen_movi_tl(cpu_ca32, 0); 2171 } 2172 } else { 2173 TCGv t0; 2174 tcg_gen_ext32s_tl(dst, src); 2175 tcg_gen_andi_tl(cpu_ca, dst, (1ULL << sh) - 1); 2176 t0 = tcg_temp_new(); 2177 tcg_gen_sari_tl(t0, dst, TARGET_LONG_BITS - 1); 2178 tcg_gen_and_tl(cpu_ca, cpu_ca, t0); 2179 tcg_temp_free(t0); 2180 tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0); 2181 if (is_isa300(ctx)) { 2182 tcg_gen_mov_tl(cpu_ca32, cpu_ca); 2183 } 2184 tcg_gen_sari_tl(dst, dst, sh); 2185 } 2186 if (unlikely(Rc(ctx->opcode) != 0)) { 2187 gen_set_Rc0(ctx, dst); 2188 } 2189 } 2190 2191 /* srw & srw. */ 2192 static void gen_srw(DisasContext *ctx) 2193 { 2194 TCGv t0, t1; 2195 2196 t0 = tcg_temp_new(); 2197 /* AND rS with a mask that is 0 when rB >= 0x20 */ 2198 #if defined(TARGET_PPC64) 2199 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3a); 2200 tcg_gen_sari_tl(t0, t0, 0x3f); 2201 #else 2202 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1a); 2203 tcg_gen_sari_tl(t0, t0, 0x1f); 2204 #endif 2205 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2206 tcg_gen_ext32u_tl(t0, t0); 2207 t1 = tcg_temp_new(); 2208 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1f); 2209 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2210 tcg_temp_free(t1); 2211 tcg_temp_free(t0); 2212 if (unlikely(Rc(ctx->opcode) != 0)) 2213 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2214 } 2215 2216 #if defined(TARGET_PPC64) 2217 /* sld & sld. */ 2218 static void gen_sld(DisasContext *ctx) 2219 { 2220 TCGv t0, t1; 2221 2222 t0 = tcg_temp_new(); 2223 /* AND rS with a mask that is 0 when rB >= 0x40 */ 2224 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x39); 2225 tcg_gen_sari_tl(t0, t0, 0x3f); 2226 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2227 t1 = tcg_temp_new(); 2228 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x3f); 2229 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2230 tcg_temp_free(t1); 2231 tcg_temp_free(t0); 2232 if (unlikely(Rc(ctx->opcode) != 0)) 2233 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2234 } 2235 2236 /* srad & srad. */ 2237 static void gen_srad(DisasContext *ctx) 2238 { 2239 gen_helper_srad(cpu_gpr[rA(ctx->opcode)], cpu_env, 2240 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 2241 if (unlikely(Rc(ctx->opcode) != 0)) 2242 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2243 } 2244 /* sradi & sradi. */ 2245 static inline void gen_sradi(DisasContext *ctx, int n) 2246 { 2247 int sh = SH(ctx->opcode) + (n << 5); 2248 TCGv dst = cpu_gpr[rA(ctx->opcode)]; 2249 TCGv src = cpu_gpr[rS(ctx->opcode)]; 2250 if (sh == 0) { 2251 tcg_gen_mov_tl(dst, src); 2252 tcg_gen_movi_tl(cpu_ca, 0); 2253 if (is_isa300(ctx)) { 2254 tcg_gen_movi_tl(cpu_ca32, 0); 2255 } 2256 } else { 2257 TCGv t0; 2258 tcg_gen_andi_tl(cpu_ca, src, (1ULL << sh) - 1); 2259 t0 = tcg_temp_new(); 2260 tcg_gen_sari_tl(t0, src, TARGET_LONG_BITS - 1); 2261 tcg_gen_and_tl(cpu_ca, cpu_ca, t0); 2262 tcg_temp_free(t0); 2263 tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0); 2264 if (is_isa300(ctx)) { 2265 tcg_gen_mov_tl(cpu_ca32, cpu_ca); 2266 } 2267 tcg_gen_sari_tl(dst, src, sh); 2268 } 2269 if (unlikely(Rc(ctx->opcode) != 0)) { 2270 gen_set_Rc0(ctx, dst); 2271 } 2272 } 2273 2274 static void gen_sradi0(DisasContext *ctx) 2275 { 2276 gen_sradi(ctx, 0); 2277 } 2278 2279 static void gen_sradi1(DisasContext *ctx) 2280 { 2281 gen_sradi(ctx, 1); 2282 } 2283 2284 /* extswsli & extswsli. */ 2285 static inline void gen_extswsli(DisasContext *ctx, int n) 2286 { 2287 int sh = SH(ctx->opcode) + (n << 5); 2288 TCGv dst = cpu_gpr[rA(ctx->opcode)]; 2289 TCGv src = cpu_gpr[rS(ctx->opcode)]; 2290 2291 tcg_gen_ext32s_tl(dst, src); 2292 tcg_gen_shli_tl(dst, dst, sh); 2293 if (unlikely(Rc(ctx->opcode) != 0)) { 2294 gen_set_Rc0(ctx, dst); 2295 } 2296 } 2297 2298 static void gen_extswsli0(DisasContext *ctx) 2299 { 2300 gen_extswsli(ctx, 0); 2301 } 2302 2303 static void gen_extswsli1(DisasContext *ctx) 2304 { 2305 gen_extswsli(ctx, 1); 2306 } 2307 2308 /* srd & srd. */ 2309 static void gen_srd(DisasContext *ctx) 2310 { 2311 TCGv t0, t1; 2312 2313 t0 = tcg_temp_new(); 2314 /* AND rS with a mask that is 0 when rB >= 0x40 */ 2315 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x39); 2316 tcg_gen_sari_tl(t0, t0, 0x3f); 2317 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2318 t1 = tcg_temp_new(); 2319 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x3f); 2320 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2321 tcg_temp_free(t1); 2322 tcg_temp_free(t0); 2323 if (unlikely(Rc(ctx->opcode) != 0)) 2324 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2325 } 2326 #endif 2327 2328 /*** Addressing modes ***/ 2329 /* Register indirect with immediate index : EA = (rA|0) + SIMM */ 2330 static inline void gen_addr_imm_index(DisasContext *ctx, TCGv EA, 2331 target_long maskl) 2332 { 2333 target_long simm = SIMM(ctx->opcode); 2334 2335 simm &= ~maskl; 2336 if (rA(ctx->opcode) == 0) { 2337 if (NARROW_MODE(ctx)) { 2338 simm = (uint32_t)simm; 2339 } 2340 tcg_gen_movi_tl(EA, simm); 2341 } else if (likely(simm != 0)) { 2342 tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm); 2343 if (NARROW_MODE(ctx)) { 2344 tcg_gen_ext32u_tl(EA, EA); 2345 } 2346 } else { 2347 if (NARROW_MODE(ctx)) { 2348 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2349 } else { 2350 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2351 } 2352 } 2353 } 2354 2355 static inline void gen_addr_reg_index(DisasContext *ctx, TCGv EA) 2356 { 2357 if (rA(ctx->opcode) == 0) { 2358 if (NARROW_MODE(ctx)) { 2359 tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]); 2360 } else { 2361 tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]); 2362 } 2363 } else { 2364 tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 2365 if (NARROW_MODE(ctx)) { 2366 tcg_gen_ext32u_tl(EA, EA); 2367 } 2368 } 2369 } 2370 2371 static inline void gen_addr_register(DisasContext *ctx, TCGv EA) 2372 { 2373 if (rA(ctx->opcode) == 0) { 2374 tcg_gen_movi_tl(EA, 0); 2375 } else if (NARROW_MODE(ctx)) { 2376 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2377 } else { 2378 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2379 } 2380 } 2381 2382 static inline void gen_addr_add(DisasContext *ctx, TCGv ret, TCGv arg1, 2383 target_long val) 2384 { 2385 tcg_gen_addi_tl(ret, arg1, val); 2386 if (NARROW_MODE(ctx)) { 2387 tcg_gen_ext32u_tl(ret, ret); 2388 } 2389 } 2390 2391 static inline void gen_check_align(DisasContext *ctx, TCGv EA, int mask) 2392 { 2393 TCGLabel *l1 = gen_new_label(); 2394 TCGv t0 = tcg_temp_new(); 2395 TCGv_i32 t1, t2; 2396 tcg_gen_andi_tl(t0, EA, mask); 2397 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 2398 t1 = tcg_const_i32(POWERPC_EXCP_ALIGN); 2399 t2 = tcg_const_i32(ctx->opcode & 0x03FF0000); 2400 gen_update_nip(ctx, ctx->nip - 4); 2401 gen_helper_raise_exception_err(cpu_env, t1, t2); 2402 tcg_temp_free_i32(t1); 2403 tcg_temp_free_i32(t2); 2404 gen_set_label(l1); 2405 tcg_temp_free(t0); 2406 } 2407 2408 static inline void gen_align_no_le(DisasContext *ctx) 2409 { 2410 gen_exception_err(ctx, POWERPC_EXCP_ALIGN, 2411 (ctx->opcode & 0x03FF0000) | POWERPC_EXCP_ALIGN_LE); 2412 } 2413 2414 /*** Integer load ***/ 2415 #define DEF_MEMOP(op) ((op) | ctx->default_tcg_memop_mask) 2416 #define BSWAP_MEMOP(op) ((op) | (ctx->default_tcg_memop_mask ^ MO_BSWAP)) 2417 2418 #define GEN_QEMU_LOAD_TL(ldop, op) \ 2419 static void glue(gen_qemu_, ldop)(DisasContext *ctx, \ 2420 TCGv val, \ 2421 TCGv addr) \ 2422 { \ 2423 tcg_gen_qemu_ld_tl(val, addr, ctx->mem_idx, op); \ 2424 } 2425 2426 GEN_QEMU_LOAD_TL(ld8u, DEF_MEMOP(MO_UB)) 2427 GEN_QEMU_LOAD_TL(ld16u, DEF_MEMOP(MO_UW)) 2428 GEN_QEMU_LOAD_TL(ld16s, DEF_MEMOP(MO_SW)) 2429 GEN_QEMU_LOAD_TL(ld32u, DEF_MEMOP(MO_UL)) 2430 GEN_QEMU_LOAD_TL(ld32s, DEF_MEMOP(MO_SL)) 2431 2432 GEN_QEMU_LOAD_TL(ld16ur, BSWAP_MEMOP(MO_UW)) 2433 GEN_QEMU_LOAD_TL(ld32ur, BSWAP_MEMOP(MO_UL)) 2434 2435 #define GEN_QEMU_LOAD_64(ldop, op) \ 2436 static void glue(gen_qemu_, glue(ldop, _i64))(DisasContext *ctx, \ 2437 TCGv_i64 val, \ 2438 TCGv addr) \ 2439 { \ 2440 tcg_gen_qemu_ld_i64(val, addr, ctx->mem_idx, op); \ 2441 } 2442 2443 GEN_QEMU_LOAD_64(ld8u, DEF_MEMOP(MO_UB)) 2444 GEN_QEMU_LOAD_64(ld16u, DEF_MEMOP(MO_UW)) 2445 GEN_QEMU_LOAD_64(ld32u, DEF_MEMOP(MO_UL)) 2446 GEN_QEMU_LOAD_64(ld32s, DEF_MEMOP(MO_SL)) 2447 GEN_QEMU_LOAD_64(ld64, DEF_MEMOP(MO_Q)) 2448 2449 #if defined(TARGET_PPC64) 2450 GEN_QEMU_LOAD_64(ld64ur, BSWAP_MEMOP(MO_Q)) 2451 #endif 2452 2453 #define GEN_QEMU_STORE_TL(stop, op) \ 2454 static void glue(gen_qemu_, stop)(DisasContext *ctx, \ 2455 TCGv val, \ 2456 TCGv addr) \ 2457 { \ 2458 tcg_gen_qemu_st_tl(val, addr, ctx->mem_idx, op); \ 2459 } 2460 2461 GEN_QEMU_STORE_TL(st8, DEF_MEMOP(MO_UB)) 2462 GEN_QEMU_STORE_TL(st16, DEF_MEMOP(MO_UW)) 2463 GEN_QEMU_STORE_TL(st32, DEF_MEMOP(MO_UL)) 2464 2465 GEN_QEMU_STORE_TL(st16r, BSWAP_MEMOP(MO_UW)) 2466 GEN_QEMU_STORE_TL(st32r, BSWAP_MEMOP(MO_UL)) 2467 2468 #define GEN_QEMU_STORE_64(stop, op) \ 2469 static void glue(gen_qemu_, glue(stop, _i64))(DisasContext *ctx, \ 2470 TCGv_i64 val, \ 2471 TCGv addr) \ 2472 { \ 2473 tcg_gen_qemu_st_i64(val, addr, ctx->mem_idx, op); \ 2474 } 2475 2476 GEN_QEMU_STORE_64(st8, DEF_MEMOP(MO_UB)) 2477 GEN_QEMU_STORE_64(st16, DEF_MEMOP(MO_UW)) 2478 GEN_QEMU_STORE_64(st32, DEF_MEMOP(MO_UL)) 2479 GEN_QEMU_STORE_64(st64, DEF_MEMOP(MO_Q)) 2480 2481 #if defined(TARGET_PPC64) 2482 GEN_QEMU_STORE_64(st64r, BSWAP_MEMOP(MO_Q)) 2483 #endif 2484 2485 #define GEN_LD(name, ldop, opc, type) \ 2486 static void glue(gen_, name)(DisasContext *ctx) \ 2487 { \ 2488 TCGv EA; \ 2489 gen_set_access_type(ctx, ACCESS_INT); \ 2490 EA = tcg_temp_new(); \ 2491 gen_addr_imm_index(ctx, EA, 0); \ 2492 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2493 tcg_temp_free(EA); \ 2494 } 2495 2496 #define GEN_LDU(name, ldop, opc, type) \ 2497 static void glue(gen_, name##u)(DisasContext *ctx) \ 2498 { \ 2499 TCGv EA; \ 2500 if (unlikely(rA(ctx->opcode) == 0 || \ 2501 rA(ctx->opcode) == rD(ctx->opcode))) { \ 2502 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2503 return; \ 2504 } \ 2505 gen_set_access_type(ctx, ACCESS_INT); \ 2506 EA = tcg_temp_new(); \ 2507 if (type == PPC_64B) \ 2508 gen_addr_imm_index(ctx, EA, 0x03); \ 2509 else \ 2510 gen_addr_imm_index(ctx, EA, 0); \ 2511 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2512 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2513 tcg_temp_free(EA); \ 2514 } 2515 2516 #define GEN_LDUX(name, ldop, opc2, opc3, type) \ 2517 static void glue(gen_, name##ux)(DisasContext *ctx) \ 2518 { \ 2519 TCGv EA; \ 2520 if (unlikely(rA(ctx->opcode) == 0 || \ 2521 rA(ctx->opcode) == rD(ctx->opcode))) { \ 2522 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2523 return; \ 2524 } \ 2525 gen_set_access_type(ctx, ACCESS_INT); \ 2526 EA = tcg_temp_new(); \ 2527 gen_addr_reg_index(ctx, EA); \ 2528 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2529 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2530 tcg_temp_free(EA); \ 2531 } 2532 2533 #define GEN_LDX_E(name, ldop, opc2, opc3, type, type2, chk) \ 2534 static void glue(gen_, name##x)(DisasContext *ctx) \ 2535 { \ 2536 TCGv EA; \ 2537 chk; \ 2538 gen_set_access_type(ctx, ACCESS_INT); \ 2539 EA = tcg_temp_new(); \ 2540 gen_addr_reg_index(ctx, EA); \ 2541 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2542 tcg_temp_free(EA); \ 2543 } 2544 2545 #define GEN_LDX(name, ldop, opc2, opc3, type) \ 2546 GEN_LDX_E(name, ldop, opc2, opc3, type, PPC_NONE, CHK_NONE) 2547 2548 #define GEN_LDX_HVRM(name, ldop, opc2, opc3, type) \ 2549 GEN_LDX_E(name, ldop, opc2, opc3, type, PPC_NONE, CHK_HVRM) 2550 2551 #define GEN_LDS(name, ldop, op, type) \ 2552 GEN_LD(name, ldop, op | 0x20, type); \ 2553 GEN_LDU(name, ldop, op | 0x21, type); \ 2554 GEN_LDUX(name, ldop, 0x17, op | 0x01, type); \ 2555 GEN_LDX(name, ldop, 0x17, op | 0x00, type) 2556 2557 /* lbz lbzu lbzux lbzx */ 2558 GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER); 2559 /* lha lhau lhaux lhax */ 2560 GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER); 2561 /* lhz lhzu lhzux lhzx */ 2562 GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER); 2563 /* lwz lwzu lwzux lwzx */ 2564 GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER); 2565 #if defined(TARGET_PPC64) 2566 /* lwaux */ 2567 GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B); 2568 /* lwax */ 2569 GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B); 2570 /* ldux */ 2571 GEN_LDUX(ld, ld64_i64, 0x15, 0x01, PPC_64B); 2572 /* ldx */ 2573 GEN_LDX(ld, ld64_i64, 0x15, 0x00, PPC_64B); 2574 2575 /* CI load/store variants */ 2576 GEN_LDX_HVRM(ldcix, ld64_i64, 0x15, 0x1b, PPC_CILDST) 2577 GEN_LDX_HVRM(lwzcix, ld32u, 0x15, 0x15, PPC_CILDST) 2578 GEN_LDX_HVRM(lhzcix, ld16u, 0x15, 0x19, PPC_CILDST) 2579 GEN_LDX_HVRM(lbzcix, ld8u, 0x15, 0x1a, PPC_CILDST) 2580 2581 static void gen_ld(DisasContext *ctx) 2582 { 2583 TCGv EA; 2584 if (Rc(ctx->opcode)) { 2585 if (unlikely(rA(ctx->opcode) == 0 || 2586 rA(ctx->opcode) == rD(ctx->opcode))) { 2587 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2588 return; 2589 } 2590 } 2591 gen_set_access_type(ctx, ACCESS_INT); 2592 EA = tcg_temp_new(); 2593 gen_addr_imm_index(ctx, EA, 0x03); 2594 if (ctx->opcode & 0x02) { 2595 /* lwa (lwau is undefined) */ 2596 gen_qemu_ld32s(ctx, cpu_gpr[rD(ctx->opcode)], EA); 2597 } else { 2598 /* ld - ldu */ 2599 gen_qemu_ld64_i64(ctx, cpu_gpr[rD(ctx->opcode)], EA); 2600 } 2601 if (Rc(ctx->opcode)) 2602 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); 2603 tcg_temp_free(EA); 2604 } 2605 2606 /* lq */ 2607 static void gen_lq(DisasContext *ctx) 2608 { 2609 int ra, rd; 2610 TCGv EA; 2611 2612 /* lq is a legal user mode instruction starting in ISA 2.07 */ 2613 bool legal_in_user_mode = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2614 bool le_is_supported = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2615 2616 if (!legal_in_user_mode && ctx->pr) { 2617 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); 2618 return; 2619 } 2620 2621 if (!le_is_supported && ctx->le_mode) { 2622 gen_align_no_le(ctx); 2623 return; 2624 } 2625 ra = rA(ctx->opcode); 2626 rd = rD(ctx->opcode); 2627 if (unlikely((rd & 1) || rd == ra)) { 2628 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2629 return; 2630 } 2631 2632 gen_set_access_type(ctx, ACCESS_INT); 2633 EA = tcg_temp_new(); 2634 gen_addr_imm_index(ctx, EA, 0x0F); 2635 2636 /* We only need to swap high and low halves. gen_qemu_ld64_i64 does 2637 necessary 64-bit byteswap already. */ 2638 if (unlikely(ctx->le_mode)) { 2639 gen_qemu_ld64_i64(ctx, cpu_gpr[rd + 1], EA); 2640 gen_addr_add(ctx, EA, EA, 8); 2641 gen_qemu_ld64_i64(ctx, cpu_gpr[rd], EA); 2642 } else { 2643 gen_qemu_ld64_i64(ctx, cpu_gpr[rd], EA); 2644 gen_addr_add(ctx, EA, EA, 8); 2645 gen_qemu_ld64_i64(ctx, cpu_gpr[rd + 1], EA); 2646 } 2647 tcg_temp_free(EA); 2648 } 2649 #endif 2650 2651 /*** Integer store ***/ 2652 #define GEN_ST(name, stop, opc, type) \ 2653 static void glue(gen_, name)(DisasContext *ctx) \ 2654 { \ 2655 TCGv EA; \ 2656 gen_set_access_type(ctx, ACCESS_INT); \ 2657 EA = tcg_temp_new(); \ 2658 gen_addr_imm_index(ctx, EA, 0); \ 2659 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2660 tcg_temp_free(EA); \ 2661 } 2662 2663 #define GEN_STU(name, stop, opc, type) \ 2664 static void glue(gen_, stop##u)(DisasContext *ctx) \ 2665 { \ 2666 TCGv EA; \ 2667 if (unlikely(rA(ctx->opcode) == 0)) { \ 2668 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2669 return; \ 2670 } \ 2671 gen_set_access_type(ctx, ACCESS_INT); \ 2672 EA = tcg_temp_new(); \ 2673 if (type == PPC_64B) \ 2674 gen_addr_imm_index(ctx, EA, 0x03); \ 2675 else \ 2676 gen_addr_imm_index(ctx, EA, 0); \ 2677 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2678 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2679 tcg_temp_free(EA); \ 2680 } 2681 2682 #define GEN_STUX(name, stop, opc2, opc3, type) \ 2683 static void glue(gen_, name##ux)(DisasContext *ctx) \ 2684 { \ 2685 TCGv EA; \ 2686 if (unlikely(rA(ctx->opcode) == 0)) { \ 2687 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2688 return; \ 2689 } \ 2690 gen_set_access_type(ctx, ACCESS_INT); \ 2691 EA = tcg_temp_new(); \ 2692 gen_addr_reg_index(ctx, EA); \ 2693 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2694 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2695 tcg_temp_free(EA); \ 2696 } 2697 2698 #define GEN_STX_E(name, stop, opc2, opc3, type, type2, chk) \ 2699 static void glue(gen_, name##x)(DisasContext *ctx) \ 2700 { \ 2701 TCGv EA; \ 2702 chk; \ 2703 gen_set_access_type(ctx, ACCESS_INT); \ 2704 EA = tcg_temp_new(); \ 2705 gen_addr_reg_index(ctx, EA); \ 2706 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2707 tcg_temp_free(EA); \ 2708 } 2709 #define GEN_STX(name, stop, opc2, opc3, type) \ 2710 GEN_STX_E(name, stop, opc2, opc3, type, PPC_NONE, CHK_NONE) 2711 2712 #define GEN_STX_HVRM(name, stop, opc2, opc3, type) \ 2713 GEN_STX_E(name, stop, opc2, opc3, type, PPC_NONE, CHK_HVRM) 2714 2715 #define GEN_STS(name, stop, op, type) \ 2716 GEN_ST(name, stop, op | 0x20, type); \ 2717 GEN_STU(name, stop, op | 0x21, type); \ 2718 GEN_STUX(name, stop, 0x17, op | 0x01, type); \ 2719 GEN_STX(name, stop, 0x17, op | 0x00, type) 2720 2721 /* stb stbu stbux stbx */ 2722 GEN_STS(stb, st8, 0x06, PPC_INTEGER); 2723 /* sth sthu sthux sthx */ 2724 GEN_STS(sth, st16, 0x0C, PPC_INTEGER); 2725 /* stw stwu stwux stwx */ 2726 GEN_STS(stw, st32, 0x04, PPC_INTEGER); 2727 #if defined(TARGET_PPC64) 2728 GEN_STUX(std, st64_i64, 0x15, 0x05, PPC_64B); 2729 GEN_STX(std, st64_i64, 0x15, 0x04, PPC_64B); 2730 GEN_STX_HVRM(stdcix, st64_i64, 0x15, 0x1f, PPC_CILDST) 2731 GEN_STX_HVRM(stwcix, st32, 0x15, 0x1c, PPC_CILDST) 2732 GEN_STX_HVRM(sthcix, st16, 0x15, 0x1d, PPC_CILDST) 2733 GEN_STX_HVRM(stbcix, st8, 0x15, 0x1e, PPC_CILDST) 2734 2735 static void gen_std(DisasContext *ctx) 2736 { 2737 int rs; 2738 TCGv EA; 2739 2740 rs = rS(ctx->opcode); 2741 if ((ctx->opcode & 0x3) == 0x2) { /* stq */ 2742 bool legal_in_user_mode = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2743 bool le_is_supported = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2744 2745 if (!(ctx->insns_flags & PPC_64BX)) { 2746 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2747 } 2748 2749 if (!legal_in_user_mode && ctx->pr) { 2750 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); 2751 return; 2752 } 2753 2754 if (!le_is_supported && ctx->le_mode) { 2755 gen_align_no_le(ctx); 2756 return; 2757 } 2758 2759 if (unlikely(rs & 1)) { 2760 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2761 return; 2762 } 2763 gen_set_access_type(ctx, ACCESS_INT); 2764 EA = tcg_temp_new(); 2765 gen_addr_imm_index(ctx, EA, 0x03); 2766 2767 /* We only need to swap high and low halves. gen_qemu_st64_i64 does 2768 necessary 64-bit byteswap already. */ 2769 if (unlikely(ctx->le_mode)) { 2770 gen_qemu_st64_i64(ctx, cpu_gpr[rs + 1], EA); 2771 gen_addr_add(ctx, EA, EA, 8); 2772 gen_qemu_st64_i64(ctx, cpu_gpr[rs], EA); 2773 } else { 2774 gen_qemu_st64_i64(ctx, cpu_gpr[rs], EA); 2775 gen_addr_add(ctx, EA, EA, 8); 2776 gen_qemu_st64_i64(ctx, cpu_gpr[rs + 1], EA); 2777 } 2778 tcg_temp_free(EA); 2779 } else { 2780 /* std / stdu*/ 2781 if (Rc(ctx->opcode)) { 2782 if (unlikely(rA(ctx->opcode) == 0)) { 2783 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2784 return; 2785 } 2786 } 2787 gen_set_access_type(ctx, ACCESS_INT); 2788 EA = tcg_temp_new(); 2789 gen_addr_imm_index(ctx, EA, 0x03); 2790 gen_qemu_st64_i64(ctx, cpu_gpr[rs], EA); 2791 if (Rc(ctx->opcode)) 2792 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); 2793 tcg_temp_free(EA); 2794 } 2795 } 2796 #endif 2797 /*** Integer load and store with byte reverse ***/ 2798 2799 /* lhbrx */ 2800 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER); 2801 2802 /* lwbrx */ 2803 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER); 2804 2805 #if defined(TARGET_PPC64) 2806 /* ldbrx */ 2807 GEN_LDX_E(ldbr, ld64ur_i64, 0x14, 0x10, PPC_NONE, PPC2_DBRX, CHK_NONE); 2808 /* stdbrx */ 2809 GEN_STX_E(stdbr, st64r_i64, 0x14, 0x14, PPC_NONE, PPC2_DBRX, CHK_NONE); 2810 #endif /* TARGET_PPC64 */ 2811 2812 /* sthbrx */ 2813 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER); 2814 /* stwbrx */ 2815 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER); 2816 2817 /*** Integer load and store multiple ***/ 2818 2819 /* lmw */ 2820 static void gen_lmw(DisasContext *ctx) 2821 { 2822 TCGv t0; 2823 TCGv_i32 t1; 2824 2825 if (ctx->le_mode) { 2826 gen_align_no_le(ctx); 2827 return; 2828 } 2829 gen_set_access_type(ctx, ACCESS_INT); 2830 t0 = tcg_temp_new(); 2831 t1 = tcg_const_i32(rD(ctx->opcode)); 2832 gen_addr_imm_index(ctx, t0, 0); 2833 gen_helper_lmw(cpu_env, t0, t1); 2834 tcg_temp_free(t0); 2835 tcg_temp_free_i32(t1); 2836 } 2837 2838 /* stmw */ 2839 static void gen_stmw(DisasContext *ctx) 2840 { 2841 TCGv t0; 2842 TCGv_i32 t1; 2843 2844 if (ctx->le_mode) { 2845 gen_align_no_le(ctx); 2846 return; 2847 } 2848 gen_set_access_type(ctx, ACCESS_INT); 2849 t0 = tcg_temp_new(); 2850 t1 = tcg_const_i32(rS(ctx->opcode)); 2851 gen_addr_imm_index(ctx, t0, 0); 2852 gen_helper_stmw(cpu_env, t0, t1); 2853 tcg_temp_free(t0); 2854 tcg_temp_free_i32(t1); 2855 } 2856 2857 /*** Integer load and store strings ***/ 2858 2859 /* lswi */ 2860 /* PowerPC32 specification says we must generate an exception if 2861 * rA is in the range of registers to be loaded. 2862 * In an other hand, IBM says this is valid, but rA won't be loaded. 2863 * For now, I'll follow the spec... 2864 */ 2865 static void gen_lswi(DisasContext *ctx) 2866 { 2867 TCGv t0; 2868 TCGv_i32 t1, t2; 2869 int nb = NB(ctx->opcode); 2870 int start = rD(ctx->opcode); 2871 int ra = rA(ctx->opcode); 2872 int nr; 2873 2874 if (ctx->le_mode) { 2875 gen_align_no_le(ctx); 2876 return; 2877 } 2878 if (nb == 0) 2879 nb = 32; 2880 nr = DIV_ROUND_UP(nb, 4); 2881 if (unlikely(lsw_reg_in_range(start, nr, ra))) { 2882 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX); 2883 return; 2884 } 2885 gen_set_access_type(ctx, ACCESS_INT); 2886 t0 = tcg_temp_new(); 2887 gen_addr_register(ctx, t0); 2888 t1 = tcg_const_i32(nb); 2889 t2 = tcg_const_i32(start); 2890 gen_helper_lsw(cpu_env, t0, t1, t2); 2891 tcg_temp_free(t0); 2892 tcg_temp_free_i32(t1); 2893 tcg_temp_free_i32(t2); 2894 } 2895 2896 /* lswx */ 2897 static void gen_lswx(DisasContext *ctx) 2898 { 2899 TCGv t0; 2900 TCGv_i32 t1, t2, t3; 2901 2902 if (ctx->le_mode) { 2903 gen_align_no_le(ctx); 2904 return; 2905 } 2906 gen_set_access_type(ctx, ACCESS_INT); 2907 t0 = tcg_temp_new(); 2908 gen_addr_reg_index(ctx, t0); 2909 t1 = tcg_const_i32(rD(ctx->opcode)); 2910 t2 = tcg_const_i32(rA(ctx->opcode)); 2911 t3 = tcg_const_i32(rB(ctx->opcode)); 2912 gen_helper_lswx(cpu_env, t0, t1, t2, t3); 2913 tcg_temp_free(t0); 2914 tcg_temp_free_i32(t1); 2915 tcg_temp_free_i32(t2); 2916 tcg_temp_free_i32(t3); 2917 } 2918 2919 /* stswi */ 2920 static void gen_stswi(DisasContext *ctx) 2921 { 2922 TCGv t0; 2923 TCGv_i32 t1, t2; 2924 int nb = NB(ctx->opcode); 2925 2926 if (ctx->le_mode) { 2927 gen_align_no_le(ctx); 2928 return; 2929 } 2930 gen_set_access_type(ctx, ACCESS_INT); 2931 t0 = tcg_temp_new(); 2932 gen_addr_register(ctx, t0); 2933 if (nb == 0) 2934 nb = 32; 2935 t1 = tcg_const_i32(nb); 2936 t2 = tcg_const_i32(rS(ctx->opcode)); 2937 gen_helper_stsw(cpu_env, t0, t1, t2); 2938 tcg_temp_free(t0); 2939 tcg_temp_free_i32(t1); 2940 tcg_temp_free_i32(t2); 2941 } 2942 2943 /* stswx */ 2944 static void gen_stswx(DisasContext *ctx) 2945 { 2946 TCGv t0; 2947 TCGv_i32 t1, t2; 2948 2949 if (ctx->le_mode) { 2950 gen_align_no_le(ctx); 2951 return; 2952 } 2953 gen_set_access_type(ctx, ACCESS_INT); 2954 t0 = tcg_temp_new(); 2955 gen_addr_reg_index(ctx, t0); 2956 t1 = tcg_temp_new_i32(); 2957 tcg_gen_trunc_tl_i32(t1, cpu_xer); 2958 tcg_gen_andi_i32(t1, t1, 0x7F); 2959 t2 = tcg_const_i32(rS(ctx->opcode)); 2960 gen_helper_stsw(cpu_env, t0, t1, t2); 2961 tcg_temp_free(t0); 2962 tcg_temp_free_i32(t1); 2963 tcg_temp_free_i32(t2); 2964 } 2965 2966 /*** Memory synchronisation ***/ 2967 /* eieio */ 2968 static void gen_eieio(DisasContext *ctx) 2969 { 2970 tcg_gen_mb(TCG_MO_LD_ST | TCG_BAR_SC); 2971 } 2972 2973 #if !defined(CONFIG_USER_ONLY) 2974 static inline void gen_check_tlb_flush(DisasContext *ctx, bool global) 2975 { 2976 TCGv_i32 t; 2977 TCGLabel *l; 2978 2979 if (!ctx->lazy_tlb_flush) { 2980 return; 2981 } 2982 l = gen_new_label(); 2983 t = tcg_temp_new_i32(); 2984 tcg_gen_ld_i32(t, cpu_env, offsetof(CPUPPCState, tlb_need_flush)); 2985 tcg_gen_brcondi_i32(TCG_COND_EQ, t, 0, l); 2986 if (global) { 2987 gen_helper_check_tlb_flush_global(cpu_env); 2988 } else { 2989 gen_helper_check_tlb_flush_local(cpu_env); 2990 } 2991 gen_set_label(l); 2992 tcg_temp_free_i32(t); 2993 } 2994 #else 2995 static inline void gen_check_tlb_flush(DisasContext *ctx, bool global) { } 2996 #endif 2997 2998 /* isync */ 2999 static void gen_isync(DisasContext *ctx) 3000 { 3001 /* 3002 * We need to check for a pending TLB flush. This can only happen in 3003 * kernel mode however so check MSR_PR 3004 */ 3005 if (!ctx->pr) { 3006 gen_check_tlb_flush(ctx, false); 3007 } 3008 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); 3009 gen_stop_exception(ctx); 3010 } 3011 3012 #define MEMOP_GET_SIZE(x) (1 << ((x) & MO_SIZE)) 3013 3014 #define LARX(name, memop) \ 3015 static void gen_##name(DisasContext *ctx) \ 3016 { \ 3017 TCGv t0; \ 3018 TCGv gpr = cpu_gpr[rD(ctx->opcode)]; \ 3019 int len = MEMOP_GET_SIZE(memop); \ 3020 gen_set_access_type(ctx, ACCESS_RES); \ 3021 t0 = tcg_temp_local_new(); \ 3022 gen_addr_reg_index(ctx, t0); \ 3023 if ((len) > 1) { \ 3024 gen_check_align(ctx, t0, (len)-1); \ 3025 } \ 3026 tcg_gen_qemu_ld_tl(gpr, t0, ctx->mem_idx, memop); \ 3027 tcg_gen_mov_tl(cpu_reserve, t0); \ 3028 tcg_gen_mov_tl(cpu_reserve_val, gpr); \ 3029 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_LDAQ); \ 3030 tcg_temp_free(t0); \ 3031 } 3032 3033 /* lwarx */ 3034 LARX(lbarx, DEF_MEMOP(MO_UB)) 3035 LARX(lharx, DEF_MEMOP(MO_UW)) 3036 LARX(lwarx, DEF_MEMOP(MO_UL)) 3037 3038 #define LD_ATOMIC(name, memop, tp, op, eop) \ 3039 static void gen_##name(DisasContext *ctx) \ 3040 { \ 3041 int len = MEMOP_GET_SIZE(memop); \ 3042 uint32_t gpr_FC = FC(ctx->opcode); \ 3043 TCGv EA = tcg_temp_local_new(); \ 3044 TCGv_##tp t0, t1; \ 3045 \ 3046 gen_addr_register(ctx, EA); \ 3047 if (len > 1) { \ 3048 gen_check_align(ctx, EA, len - 1); \ 3049 } \ 3050 t0 = tcg_temp_new_##tp(); \ 3051 t1 = tcg_temp_new_##tp(); \ 3052 tcg_gen_##op(t0, cpu_gpr[rD(ctx->opcode) + 1]); \ 3053 \ 3054 switch (gpr_FC) { \ 3055 case 0: /* Fetch and add */ \ 3056 tcg_gen_atomic_fetch_add_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3057 break; \ 3058 case 1: /* Fetch and xor */ \ 3059 tcg_gen_atomic_fetch_xor_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3060 break; \ 3061 case 2: /* Fetch and or */ \ 3062 tcg_gen_atomic_fetch_or_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3063 break; \ 3064 case 3: /* Fetch and 'and' */ \ 3065 tcg_gen_atomic_fetch_and_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3066 break; \ 3067 case 8: /* Swap */ \ 3068 tcg_gen_atomic_xchg_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3069 break; \ 3070 case 4: /* Fetch and max unsigned */ \ 3071 case 5: /* Fetch and max signed */ \ 3072 case 6: /* Fetch and min unsigned */ \ 3073 case 7: /* Fetch and min signed */ \ 3074 case 16: /* compare and swap not equal */ \ 3075 case 24: /* Fetch and increment bounded */ \ 3076 case 25: /* Fetch and increment equal */ \ 3077 case 28: /* Fetch and decrement bounded */ \ 3078 gen_invalid(ctx); \ 3079 break; \ 3080 default: \ 3081 /* invoke data storage error handler */ \ 3082 gen_exception_err(ctx, POWERPC_EXCP_DSI, POWERPC_EXCP_INVAL); \ 3083 } \ 3084 tcg_gen_##eop(cpu_gpr[rD(ctx->opcode)], t1); \ 3085 tcg_temp_free_##tp(t0); \ 3086 tcg_temp_free_##tp(t1); \ 3087 tcg_temp_free(EA); \ 3088 } 3089 3090 LD_ATOMIC(lwat, DEF_MEMOP(MO_UL), i32, trunc_tl_i32, extu_i32_tl) 3091 #if defined(TARGET_PPC64) 3092 LD_ATOMIC(ldat, DEF_MEMOP(MO_Q), i64, mov_i64, mov_i64) 3093 #endif 3094 3095 #define ST_ATOMIC(name, memop, tp, op) \ 3096 static void gen_##name(DisasContext *ctx) \ 3097 { \ 3098 int len = MEMOP_GET_SIZE(memop); \ 3099 uint32_t gpr_FC = FC(ctx->opcode); \ 3100 TCGv EA = tcg_temp_local_new(); \ 3101 TCGv_##tp t0, t1; \ 3102 \ 3103 gen_addr_register(ctx, EA); \ 3104 if (len > 1) { \ 3105 gen_check_align(ctx, EA, len - 1); \ 3106 } \ 3107 t0 = tcg_temp_new_##tp(); \ 3108 t1 = tcg_temp_new_##tp(); \ 3109 tcg_gen_##op(t0, cpu_gpr[rD(ctx->opcode) + 1]); \ 3110 \ 3111 switch (gpr_FC) { \ 3112 case 0: /* add and Store */ \ 3113 tcg_gen_atomic_add_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3114 break; \ 3115 case 1: /* xor and Store */ \ 3116 tcg_gen_atomic_xor_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3117 break; \ 3118 case 2: /* Or and Store */ \ 3119 tcg_gen_atomic_or_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3120 break; \ 3121 case 3: /* 'and' and Store */ \ 3122 tcg_gen_atomic_and_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3123 break; \ 3124 case 4: /* Store max unsigned */ \ 3125 case 5: /* Store max signed */ \ 3126 case 6: /* Store min unsigned */ \ 3127 case 7: /* Store min signed */ \ 3128 case 24: /* Store twin */ \ 3129 gen_invalid(ctx); \ 3130 break; \ 3131 default: \ 3132 /* invoke data storage error handler */ \ 3133 gen_exception_err(ctx, POWERPC_EXCP_DSI, POWERPC_EXCP_INVAL); \ 3134 } \ 3135 tcg_temp_free_##tp(t0); \ 3136 tcg_temp_free_##tp(t1); \ 3137 tcg_temp_free(EA); \ 3138 } 3139 3140 ST_ATOMIC(stwat, DEF_MEMOP(MO_UL), i32, trunc_tl_i32) 3141 #if defined(TARGET_PPC64) 3142 ST_ATOMIC(stdat, DEF_MEMOP(MO_Q), i64, mov_i64) 3143 #endif 3144 3145 #if defined(CONFIG_USER_ONLY) 3146 static void gen_conditional_store(DisasContext *ctx, TCGv EA, 3147 int reg, int memop) 3148 { 3149 TCGv t0 = tcg_temp_new(); 3150 3151 tcg_gen_st_tl(EA, cpu_env, offsetof(CPUPPCState, reserve_ea)); 3152 tcg_gen_movi_tl(t0, (MEMOP_GET_SIZE(memop) << 5) | reg); 3153 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUPPCState, reserve_info)); 3154 tcg_temp_free(t0); 3155 gen_exception_err(ctx, POWERPC_EXCP_STCX, 0); 3156 } 3157 #else 3158 static void gen_conditional_store(DisasContext *ctx, TCGv EA, 3159 int reg, int memop) 3160 { 3161 TCGLabel *l1 = gen_new_label(); 3162 TCGLabel *l2 = gen_new_label(); 3163 TCGv t0; 3164 3165 tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, l1); 3166 3167 t0 = tcg_temp_new(); 3168 tcg_gen_atomic_cmpxchg_tl(t0, cpu_reserve, cpu_reserve_val, 3169 cpu_gpr[reg], ctx->mem_idx, 3170 DEF_MEMOP(memop) | MO_ALIGN); 3171 tcg_gen_setcond_tl(TCG_COND_EQ, t0, t0, cpu_reserve_val); 3172 tcg_gen_shli_tl(t0, t0, CRF_EQ_BIT); 3173 tcg_gen_or_tl(t0, t0, cpu_so); 3174 tcg_gen_trunc_tl_i32(cpu_crf[0], t0); 3175 tcg_temp_free(t0); 3176 tcg_gen_br(l2); 3177 3178 gen_set_label(l1); 3179 3180 /* Address mismatch implies failure. But we still need to provide the 3181 memory barrier semantics of the instruction. */ 3182 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_STRL); 3183 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 3184 3185 gen_set_label(l2); 3186 tcg_gen_movi_tl(cpu_reserve, -1); 3187 } 3188 #endif 3189 3190 #define STCX(name, memop) \ 3191 static void gen_##name(DisasContext *ctx) \ 3192 { \ 3193 TCGv t0; \ 3194 int len = MEMOP_GET_SIZE(memop); \ 3195 gen_set_access_type(ctx, ACCESS_RES); \ 3196 t0 = tcg_temp_local_new(); \ 3197 gen_addr_reg_index(ctx, t0); \ 3198 if (len > 1) { \ 3199 gen_check_align(ctx, t0, (len) - 1); \ 3200 } \ 3201 gen_conditional_store(ctx, t0, rS(ctx->opcode), memop); \ 3202 tcg_temp_free(t0); \ 3203 } 3204 3205 STCX(stbcx_, DEF_MEMOP(MO_UB)) 3206 STCX(sthcx_, DEF_MEMOP(MO_UW)) 3207 STCX(stwcx_, DEF_MEMOP(MO_UL)) 3208 3209 #if defined(TARGET_PPC64) 3210 /* ldarx */ 3211 LARX(ldarx, DEF_MEMOP(MO_Q)) 3212 /* stdcx. */ 3213 STCX(stdcx_, DEF_MEMOP(MO_Q)) 3214 3215 /* lqarx */ 3216 static void gen_lqarx(DisasContext *ctx) 3217 { 3218 TCGv EA; 3219 int rd = rD(ctx->opcode); 3220 TCGv gpr1, gpr2; 3221 3222 if (unlikely((rd & 1) || (rd == rA(ctx->opcode)) || 3223 (rd == rB(ctx->opcode)))) { 3224 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3225 return; 3226 } 3227 3228 gen_set_access_type(ctx, ACCESS_RES); 3229 EA = tcg_temp_local_new(); 3230 gen_addr_reg_index(ctx, EA); 3231 gen_check_align(ctx, EA, 15); 3232 if (unlikely(ctx->le_mode)) { 3233 gpr1 = cpu_gpr[rd+1]; 3234 gpr2 = cpu_gpr[rd]; 3235 } else { 3236 gpr1 = cpu_gpr[rd]; 3237 gpr2 = cpu_gpr[rd+1]; 3238 } 3239 tcg_gen_qemu_ld_i64(gpr1, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3240 tcg_gen_mov_tl(cpu_reserve, EA); 3241 gen_addr_add(ctx, EA, EA, 8); 3242 tcg_gen_qemu_ld_i64(gpr2, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3243 3244 tcg_gen_st_tl(gpr1, cpu_env, offsetof(CPUPPCState, reserve_val)); 3245 tcg_gen_st_tl(gpr2, cpu_env, offsetof(CPUPPCState, reserve_val2)); 3246 tcg_temp_free(EA); 3247 } 3248 3249 /* stqcx. */ 3250 static void gen_stqcx_(DisasContext *ctx) 3251 { 3252 TCGv EA; 3253 int reg = rS(ctx->opcode); 3254 int len = 16; 3255 #if !defined(CONFIG_USER_ONLY) 3256 TCGLabel *l1; 3257 TCGv gpr1, gpr2; 3258 #endif 3259 3260 if (unlikely((rD(ctx->opcode) & 1))) { 3261 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3262 return; 3263 } 3264 gen_set_access_type(ctx, ACCESS_RES); 3265 EA = tcg_temp_local_new(); 3266 gen_addr_reg_index(ctx, EA); 3267 if (len > 1) { 3268 gen_check_align(ctx, EA, (len) - 1); 3269 } 3270 3271 #if defined(CONFIG_USER_ONLY) 3272 gen_conditional_store(ctx, EA, reg, 16); 3273 #else 3274 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 3275 l1 = gen_new_label(); 3276 tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, l1); 3277 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], CRF_EQ); 3278 3279 if (unlikely(ctx->le_mode)) { 3280 gpr1 = cpu_gpr[reg + 1]; 3281 gpr2 = cpu_gpr[reg]; 3282 } else { 3283 gpr1 = cpu_gpr[reg]; 3284 gpr2 = cpu_gpr[reg + 1]; 3285 } 3286 tcg_gen_qemu_st_tl(gpr1, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3287 gen_addr_add(ctx, EA, EA, 8); 3288 tcg_gen_qemu_st_tl(gpr2, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3289 3290 gen_set_label(l1); 3291 tcg_gen_movi_tl(cpu_reserve, -1); 3292 #endif 3293 tcg_temp_free(EA); 3294 } 3295 3296 #endif /* defined(TARGET_PPC64) */ 3297 3298 /* sync */ 3299 static void gen_sync(DisasContext *ctx) 3300 { 3301 uint32_t l = (ctx->opcode >> 21) & 3; 3302 3303 /* 3304 * We may need to check for a pending TLB flush. 3305 * 3306 * We do this on ptesync (l == 2) on ppc64 and any sync pn ppc32. 3307 * 3308 * Additionally, this can only happen in kernel mode however so 3309 * check MSR_PR as well. 3310 */ 3311 if (((l == 2) || !(ctx->insns_flags & PPC_64B)) && !ctx->pr) { 3312 gen_check_tlb_flush(ctx, true); 3313 } 3314 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); 3315 } 3316 3317 /* wait */ 3318 static void gen_wait(DisasContext *ctx) 3319 { 3320 TCGv_i32 t0 = tcg_const_i32(1); 3321 tcg_gen_st_i32(t0, cpu_env, 3322 -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted)); 3323 tcg_temp_free_i32(t0); 3324 /* Stop translation, as the CPU is supposed to sleep from now */ 3325 gen_exception_nip(ctx, EXCP_HLT, ctx->nip); 3326 } 3327 3328 #if defined(TARGET_PPC64) 3329 static void gen_doze(DisasContext *ctx) 3330 { 3331 #if defined(CONFIG_USER_ONLY) 3332 GEN_PRIV; 3333 #else 3334 TCGv_i32 t; 3335 3336 CHK_HV; 3337 t = tcg_const_i32(PPC_PM_DOZE); 3338 gen_helper_pminsn(cpu_env, t); 3339 tcg_temp_free_i32(t); 3340 gen_stop_exception(ctx); 3341 #endif /* defined(CONFIG_USER_ONLY) */ 3342 } 3343 3344 static void gen_nap(DisasContext *ctx) 3345 { 3346 #if defined(CONFIG_USER_ONLY) 3347 GEN_PRIV; 3348 #else 3349 TCGv_i32 t; 3350 3351 CHK_HV; 3352 t = tcg_const_i32(PPC_PM_NAP); 3353 gen_helper_pminsn(cpu_env, t); 3354 tcg_temp_free_i32(t); 3355 gen_stop_exception(ctx); 3356 #endif /* defined(CONFIG_USER_ONLY) */ 3357 } 3358 3359 static void gen_stop(DisasContext *ctx) 3360 { 3361 gen_nap(ctx); 3362 } 3363 3364 static void gen_sleep(DisasContext *ctx) 3365 { 3366 #if defined(CONFIG_USER_ONLY) 3367 GEN_PRIV; 3368 #else 3369 TCGv_i32 t; 3370 3371 CHK_HV; 3372 t = tcg_const_i32(PPC_PM_SLEEP); 3373 gen_helper_pminsn(cpu_env, t); 3374 tcg_temp_free_i32(t); 3375 gen_stop_exception(ctx); 3376 #endif /* defined(CONFIG_USER_ONLY) */ 3377 } 3378 3379 static void gen_rvwinkle(DisasContext *ctx) 3380 { 3381 #if defined(CONFIG_USER_ONLY) 3382 GEN_PRIV; 3383 #else 3384 TCGv_i32 t; 3385 3386 CHK_HV; 3387 t = tcg_const_i32(PPC_PM_RVWINKLE); 3388 gen_helper_pminsn(cpu_env, t); 3389 tcg_temp_free_i32(t); 3390 gen_stop_exception(ctx); 3391 #endif /* defined(CONFIG_USER_ONLY) */ 3392 } 3393 #endif /* #if defined(TARGET_PPC64) */ 3394 3395 static inline void gen_update_cfar(DisasContext *ctx, target_ulong nip) 3396 { 3397 #if defined(TARGET_PPC64) 3398 if (ctx->has_cfar) 3399 tcg_gen_movi_tl(cpu_cfar, nip); 3400 #endif 3401 } 3402 3403 static inline bool use_goto_tb(DisasContext *ctx, target_ulong dest) 3404 { 3405 if (unlikely(ctx->singlestep_enabled)) { 3406 return false; 3407 } 3408 3409 #ifndef CONFIG_USER_ONLY 3410 return (ctx->tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK); 3411 #else 3412 return true; 3413 #endif 3414 } 3415 3416 /*** Branch ***/ 3417 static void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest) 3418 { 3419 if (NARROW_MODE(ctx)) { 3420 dest = (uint32_t) dest; 3421 } 3422 if (use_goto_tb(ctx, dest)) { 3423 tcg_gen_goto_tb(n); 3424 tcg_gen_movi_tl(cpu_nip, dest & ~3); 3425 tcg_gen_exit_tb((uintptr_t)ctx->tb + n); 3426 } else { 3427 tcg_gen_movi_tl(cpu_nip, dest & ~3); 3428 if (unlikely(ctx->singlestep_enabled)) { 3429 if ((ctx->singlestep_enabled & 3430 (CPU_BRANCH_STEP | CPU_SINGLE_STEP)) && 3431 (ctx->exception == POWERPC_EXCP_BRANCH || 3432 ctx->exception == POWERPC_EXCP_TRACE)) { 3433 gen_exception_nip(ctx, POWERPC_EXCP_TRACE, dest); 3434 } 3435 if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) { 3436 gen_debug_exception(ctx); 3437 } 3438 } 3439 tcg_gen_lookup_and_goto_ptr(); 3440 } 3441 } 3442 3443 static inline void gen_setlr(DisasContext *ctx, target_ulong nip) 3444 { 3445 if (NARROW_MODE(ctx)) { 3446 nip = (uint32_t)nip; 3447 } 3448 tcg_gen_movi_tl(cpu_lr, nip); 3449 } 3450 3451 /* b ba bl bla */ 3452 static void gen_b(DisasContext *ctx) 3453 { 3454 target_ulong li, target; 3455 3456 ctx->exception = POWERPC_EXCP_BRANCH; 3457 /* sign extend LI */ 3458 li = LI(ctx->opcode); 3459 li = (li ^ 0x02000000) - 0x02000000; 3460 if (likely(AA(ctx->opcode) == 0)) { 3461 target = ctx->nip + li - 4; 3462 } else { 3463 target = li; 3464 } 3465 if (LK(ctx->opcode)) { 3466 gen_setlr(ctx, ctx->nip); 3467 } 3468 gen_update_cfar(ctx, ctx->nip - 4); 3469 gen_goto_tb(ctx, 0, target); 3470 } 3471 3472 #define BCOND_IM 0 3473 #define BCOND_LR 1 3474 #define BCOND_CTR 2 3475 #define BCOND_TAR 3 3476 3477 static void gen_bcond(DisasContext *ctx, int type) 3478 { 3479 uint32_t bo = BO(ctx->opcode); 3480 TCGLabel *l1; 3481 TCGv target; 3482 3483 ctx->exception = POWERPC_EXCP_BRANCH; 3484 if (type == BCOND_LR || type == BCOND_CTR || type == BCOND_TAR) { 3485 target = tcg_temp_local_new(); 3486 if (type == BCOND_CTR) 3487 tcg_gen_mov_tl(target, cpu_ctr); 3488 else if (type == BCOND_TAR) 3489 gen_load_spr(target, SPR_TAR); 3490 else 3491 tcg_gen_mov_tl(target, cpu_lr); 3492 } else { 3493 target = NULL; 3494 } 3495 if (LK(ctx->opcode)) 3496 gen_setlr(ctx, ctx->nip); 3497 l1 = gen_new_label(); 3498 if ((bo & 0x4) == 0) { 3499 /* Decrement and test CTR */ 3500 TCGv temp = tcg_temp_new(); 3501 if (unlikely(type == BCOND_CTR)) { 3502 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3503 return; 3504 } 3505 tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1); 3506 if (NARROW_MODE(ctx)) { 3507 tcg_gen_ext32u_tl(temp, cpu_ctr); 3508 } else { 3509 tcg_gen_mov_tl(temp, cpu_ctr); 3510 } 3511 if (bo & 0x2) { 3512 tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1); 3513 } else { 3514 tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1); 3515 } 3516 tcg_temp_free(temp); 3517 } 3518 if ((bo & 0x10) == 0) { 3519 /* Test CR */ 3520 uint32_t bi = BI(ctx->opcode); 3521 uint32_t mask = 0x08 >> (bi & 0x03); 3522 TCGv_i32 temp = tcg_temp_new_i32(); 3523 3524 if (bo & 0x8) { 3525 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask); 3526 tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1); 3527 } else { 3528 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask); 3529 tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1); 3530 } 3531 tcg_temp_free_i32(temp); 3532 } 3533 gen_update_cfar(ctx, ctx->nip - 4); 3534 if (type == BCOND_IM) { 3535 target_ulong li = (target_long)((int16_t)(BD(ctx->opcode))); 3536 if (likely(AA(ctx->opcode) == 0)) { 3537 gen_goto_tb(ctx, 0, ctx->nip + li - 4); 3538 } else { 3539 gen_goto_tb(ctx, 0, li); 3540 } 3541 } else { 3542 if (NARROW_MODE(ctx)) { 3543 tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3); 3544 } else { 3545 tcg_gen_andi_tl(cpu_nip, target, ~3); 3546 } 3547 tcg_gen_lookup_and_goto_ptr(); 3548 tcg_temp_free(target); 3549 } 3550 if ((bo & 0x14) != 0x14) { 3551 gen_set_label(l1); 3552 gen_goto_tb(ctx, 1, ctx->nip); 3553 } 3554 } 3555 3556 static void gen_bc(DisasContext *ctx) 3557 { 3558 gen_bcond(ctx, BCOND_IM); 3559 } 3560 3561 static void gen_bcctr(DisasContext *ctx) 3562 { 3563 gen_bcond(ctx, BCOND_CTR); 3564 } 3565 3566 static void gen_bclr(DisasContext *ctx) 3567 { 3568 gen_bcond(ctx, BCOND_LR); 3569 } 3570 3571 static void gen_bctar(DisasContext *ctx) 3572 { 3573 gen_bcond(ctx, BCOND_TAR); 3574 } 3575 3576 /*** Condition register logical ***/ 3577 #define GEN_CRLOGIC(name, tcg_op, opc) \ 3578 static void glue(gen_, name)(DisasContext *ctx) \ 3579 { \ 3580 uint8_t bitmask; \ 3581 int sh; \ 3582 TCGv_i32 t0, t1; \ 3583 sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \ 3584 t0 = tcg_temp_new_i32(); \ 3585 if (sh > 0) \ 3586 tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \ 3587 else if (sh < 0) \ 3588 tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \ 3589 else \ 3590 tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \ 3591 t1 = tcg_temp_new_i32(); \ 3592 sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \ 3593 if (sh > 0) \ 3594 tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \ 3595 else if (sh < 0) \ 3596 tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \ 3597 else \ 3598 tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \ 3599 tcg_op(t0, t0, t1); \ 3600 bitmask = 0x08 >> (crbD(ctx->opcode) & 0x03); \ 3601 tcg_gen_andi_i32(t0, t0, bitmask); \ 3602 tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \ 3603 tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \ 3604 tcg_temp_free_i32(t0); \ 3605 tcg_temp_free_i32(t1); \ 3606 } 3607 3608 /* crand */ 3609 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08); 3610 /* crandc */ 3611 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04); 3612 /* creqv */ 3613 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09); 3614 /* crnand */ 3615 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07); 3616 /* crnor */ 3617 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01); 3618 /* cror */ 3619 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E); 3620 /* crorc */ 3621 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D); 3622 /* crxor */ 3623 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06); 3624 3625 /* mcrf */ 3626 static void gen_mcrf(DisasContext *ctx) 3627 { 3628 tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]); 3629 } 3630 3631 /*** System linkage ***/ 3632 3633 /* rfi (supervisor only) */ 3634 static void gen_rfi(DisasContext *ctx) 3635 { 3636 #if defined(CONFIG_USER_ONLY) 3637 GEN_PRIV; 3638 #else 3639 /* This instruction doesn't exist anymore on 64-bit server 3640 * processors compliant with arch 2.x 3641 */ 3642 if (ctx->insns_flags & PPC_SEGMENT_64B) { 3643 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3644 return; 3645 } 3646 /* Restore CPU state */ 3647 CHK_SV; 3648 gen_update_cfar(ctx, ctx->nip - 4); 3649 gen_helper_rfi(cpu_env); 3650 gen_sync_exception(ctx); 3651 #endif 3652 } 3653 3654 #if defined(TARGET_PPC64) 3655 static void gen_rfid(DisasContext *ctx) 3656 { 3657 #if defined(CONFIG_USER_ONLY) 3658 GEN_PRIV; 3659 #else 3660 /* Restore CPU state */ 3661 CHK_SV; 3662 gen_update_cfar(ctx, ctx->nip - 4); 3663 gen_helper_rfid(cpu_env); 3664 gen_sync_exception(ctx); 3665 #endif 3666 } 3667 3668 static void gen_hrfid(DisasContext *ctx) 3669 { 3670 #if defined(CONFIG_USER_ONLY) 3671 GEN_PRIV; 3672 #else 3673 /* Restore CPU state */ 3674 CHK_HV; 3675 gen_helper_hrfid(cpu_env); 3676 gen_sync_exception(ctx); 3677 #endif 3678 } 3679 #endif 3680 3681 /* sc */ 3682 #if defined(CONFIG_USER_ONLY) 3683 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER 3684 #else 3685 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL 3686 #endif 3687 static void gen_sc(DisasContext *ctx) 3688 { 3689 uint32_t lev; 3690 3691 lev = (ctx->opcode >> 5) & 0x7F; 3692 gen_exception_err(ctx, POWERPC_SYSCALL, lev); 3693 } 3694 3695 /*** Trap ***/ 3696 3697 /* Check for unconditional traps (always or never) */ 3698 static bool check_unconditional_trap(DisasContext *ctx) 3699 { 3700 /* Trap never */ 3701 if (TO(ctx->opcode) == 0) { 3702 return true; 3703 } 3704 /* Trap always */ 3705 if (TO(ctx->opcode) == 31) { 3706 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); 3707 return true; 3708 } 3709 return false; 3710 } 3711 3712 /* tw */ 3713 static void gen_tw(DisasContext *ctx) 3714 { 3715 TCGv_i32 t0; 3716 3717 if (check_unconditional_trap(ctx)) { 3718 return; 3719 } 3720 t0 = tcg_const_i32(TO(ctx->opcode)); 3721 gen_helper_tw(cpu_env, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 3722 t0); 3723 tcg_temp_free_i32(t0); 3724 } 3725 3726 /* twi */ 3727 static void gen_twi(DisasContext *ctx) 3728 { 3729 TCGv t0; 3730 TCGv_i32 t1; 3731 3732 if (check_unconditional_trap(ctx)) { 3733 return; 3734 } 3735 t0 = tcg_const_tl(SIMM(ctx->opcode)); 3736 t1 = tcg_const_i32(TO(ctx->opcode)); 3737 gen_helper_tw(cpu_env, cpu_gpr[rA(ctx->opcode)], t0, t1); 3738 tcg_temp_free(t0); 3739 tcg_temp_free_i32(t1); 3740 } 3741 3742 #if defined(TARGET_PPC64) 3743 /* td */ 3744 static void gen_td(DisasContext *ctx) 3745 { 3746 TCGv_i32 t0; 3747 3748 if (check_unconditional_trap(ctx)) { 3749 return; 3750 } 3751 t0 = tcg_const_i32(TO(ctx->opcode)); 3752 gen_helper_td(cpu_env, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 3753 t0); 3754 tcg_temp_free_i32(t0); 3755 } 3756 3757 /* tdi */ 3758 static void gen_tdi(DisasContext *ctx) 3759 { 3760 TCGv t0; 3761 TCGv_i32 t1; 3762 3763 if (check_unconditional_trap(ctx)) { 3764 return; 3765 } 3766 t0 = tcg_const_tl(SIMM(ctx->opcode)); 3767 t1 = tcg_const_i32(TO(ctx->opcode)); 3768 gen_helper_td(cpu_env, cpu_gpr[rA(ctx->opcode)], t0, t1); 3769 tcg_temp_free(t0); 3770 tcg_temp_free_i32(t1); 3771 } 3772 #endif 3773 3774 /*** Processor control ***/ 3775 3776 static void gen_read_xer(DisasContext *ctx, TCGv dst) 3777 { 3778 TCGv t0 = tcg_temp_new(); 3779 TCGv t1 = tcg_temp_new(); 3780 TCGv t2 = tcg_temp_new(); 3781 tcg_gen_mov_tl(dst, cpu_xer); 3782 tcg_gen_shli_tl(t0, cpu_so, XER_SO); 3783 tcg_gen_shli_tl(t1, cpu_ov, XER_OV); 3784 tcg_gen_shli_tl(t2, cpu_ca, XER_CA); 3785 tcg_gen_or_tl(t0, t0, t1); 3786 tcg_gen_or_tl(dst, dst, t2); 3787 tcg_gen_or_tl(dst, dst, t0); 3788 if (is_isa300(ctx)) { 3789 tcg_gen_shli_tl(t0, cpu_ov32, XER_OV32); 3790 tcg_gen_or_tl(dst, dst, t0); 3791 tcg_gen_shli_tl(t0, cpu_ca32, XER_CA32); 3792 tcg_gen_or_tl(dst, dst, t0); 3793 } 3794 tcg_temp_free(t0); 3795 tcg_temp_free(t1); 3796 tcg_temp_free(t2); 3797 } 3798 3799 static void gen_write_xer(TCGv src) 3800 { 3801 /* Write all flags, while reading back check for isa300 */ 3802 tcg_gen_andi_tl(cpu_xer, src, 3803 ~((1u << XER_SO) | 3804 (1u << XER_OV) | (1u << XER_OV32) | 3805 (1u << XER_CA) | (1u << XER_CA32))); 3806 tcg_gen_extract_tl(cpu_ov32, src, XER_OV32, 1); 3807 tcg_gen_extract_tl(cpu_ca32, src, XER_CA32, 1); 3808 tcg_gen_extract_tl(cpu_so, src, XER_SO, 1); 3809 tcg_gen_extract_tl(cpu_ov, src, XER_OV, 1); 3810 tcg_gen_extract_tl(cpu_ca, src, XER_CA, 1); 3811 } 3812 3813 /* mcrxr */ 3814 static void gen_mcrxr(DisasContext *ctx) 3815 { 3816 TCGv_i32 t0 = tcg_temp_new_i32(); 3817 TCGv_i32 t1 = tcg_temp_new_i32(); 3818 TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)]; 3819 3820 tcg_gen_trunc_tl_i32(t0, cpu_so); 3821 tcg_gen_trunc_tl_i32(t1, cpu_ov); 3822 tcg_gen_trunc_tl_i32(dst, cpu_ca); 3823 tcg_gen_shli_i32(t0, t0, 3); 3824 tcg_gen_shli_i32(t1, t1, 2); 3825 tcg_gen_shli_i32(dst, dst, 1); 3826 tcg_gen_or_i32(dst, dst, t0); 3827 tcg_gen_or_i32(dst, dst, t1); 3828 tcg_temp_free_i32(t0); 3829 tcg_temp_free_i32(t1); 3830 3831 tcg_gen_movi_tl(cpu_so, 0); 3832 tcg_gen_movi_tl(cpu_ov, 0); 3833 tcg_gen_movi_tl(cpu_ca, 0); 3834 } 3835 3836 #ifdef TARGET_PPC64 3837 /* mcrxrx */ 3838 static void gen_mcrxrx(DisasContext *ctx) 3839 { 3840 TCGv t0 = tcg_temp_new(); 3841 TCGv t1 = tcg_temp_new(); 3842 TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)]; 3843 3844 /* copy OV and OV32 */ 3845 tcg_gen_shli_tl(t0, cpu_ov, 1); 3846 tcg_gen_or_tl(t0, t0, cpu_ov32); 3847 tcg_gen_shli_tl(t0, t0, 2); 3848 /* copy CA and CA32 */ 3849 tcg_gen_shli_tl(t1, cpu_ca, 1); 3850 tcg_gen_or_tl(t1, t1, cpu_ca32); 3851 tcg_gen_or_tl(t0, t0, t1); 3852 tcg_gen_trunc_tl_i32(dst, t0); 3853 tcg_temp_free(t0); 3854 tcg_temp_free(t1); 3855 } 3856 #endif 3857 3858 /* mfcr mfocrf */ 3859 static void gen_mfcr(DisasContext *ctx) 3860 { 3861 uint32_t crm, crn; 3862 3863 if (likely(ctx->opcode & 0x00100000)) { 3864 crm = CRM(ctx->opcode); 3865 if (likely(crm && ((crm & (crm - 1)) == 0))) { 3866 crn = ctz32 (crm); 3867 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]); 3868 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], 3869 cpu_gpr[rD(ctx->opcode)], crn * 4); 3870 } 3871 } else { 3872 TCGv_i32 t0 = tcg_temp_new_i32(); 3873 tcg_gen_mov_i32(t0, cpu_crf[0]); 3874 tcg_gen_shli_i32(t0, t0, 4); 3875 tcg_gen_or_i32(t0, t0, cpu_crf[1]); 3876 tcg_gen_shli_i32(t0, t0, 4); 3877 tcg_gen_or_i32(t0, t0, cpu_crf[2]); 3878 tcg_gen_shli_i32(t0, t0, 4); 3879 tcg_gen_or_i32(t0, t0, cpu_crf[3]); 3880 tcg_gen_shli_i32(t0, t0, 4); 3881 tcg_gen_or_i32(t0, t0, cpu_crf[4]); 3882 tcg_gen_shli_i32(t0, t0, 4); 3883 tcg_gen_or_i32(t0, t0, cpu_crf[5]); 3884 tcg_gen_shli_i32(t0, t0, 4); 3885 tcg_gen_or_i32(t0, t0, cpu_crf[6]); 3886 tcg_gen_shli_i32(t0, t0, 4); 3887 tcg_gen_or_i32(t0, t0, cpu_crf[7]); 3888 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t0); 3889 tcg_temp_free_i32(t0); 3890 } 3891 } 3892 3893 /* mfmsr */ 3894 static void gen_mfmsr(DisasContext *ctx) 3895 { 3896 CHK_SV; 3897 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr); 3898 } 3899 3900 static void spr_noaccess(DisasContext *ctx, int gprn, int sprn) 3901 { 3902 #if 0 3903 sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); 3904 printf("ERROR: try to access SPR %d !\n", sprn); 3905 #endif 3906 } 3907 #define SPR_NOACCESS (&spr_noaccess) 3908 3909 /* mfspr */ 3910 static inline void gen_op_mfspr(DisasContext *ctx) 3911 { 3912 void (*read_cb)(DisasContext *ctx, int gprn, int sprn); 3913 uint32_t sprn = SPR(ctx->opcode); 3914 3915 #if defined(CONFIG_USER_ONLY) 3916 read_cb = ctx->spr_cb[sprn].uea_read; 3917 #else 3918 if (ctx->pr) { 3919 read_cb = ctx->spr_cb[sprn].uea_read; 3920 } else if (ctx->hv) { 3921 read_cb = ctx->spr_cb[sprn].hea_read; 3922 } else { 3923 read_cb = ctx->spr_cb[sprn].oea_read; 3924 } 3925 #endif 3926 if (likely(read_cb != NULL)) { 3927 if (likely(read_cb != SPR_NOACCESS)) { 3928 (*read_cb)(ctx, rD(ctx->opcode), sprn); 3929 } else { 3930 /* Privilege exception */ 3931 /* This is a hack to avoid warnings when running Linux: 3932 * this OS breaks the PowerPC virtualisation model, 3933 * allowing userland application to read the PVR 3934 */ 3935 if (sprn != SPR_PVR) { 3936 fprintf(stderr, "Trying to read privileged spr %d (0x%03x) at " 3937 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3938 if (qemu_log_separate()) { 3939 qemu_log("Trying to read privileged spr %d (0x%03x) at " 3940 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3941 } 3942 } 3943 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG); 3944 } 3945 } else { 3946 /* ISA 2.07 defines these as no-ops */ 3947 if ((ctx->insns_flags2 & PPC2_ISA207S) && 3948 (sprn >= 808 && sprn <= 811)) { 3949 /* This is a nop */ 3950 return; 3951 } 3952 /* Not defined */ 3953 fprintf(stderr, "Trying to read invalid spr %d (0x%03x) at " 3954 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3955 if (qemu_log_separate()) { 3956 qemu_log("Trying to read invalid spr %d (0x%03x) at " 3957 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3958 } 3959 3960 /* The behaviour depends on MSR:PR and SPR# bit 0x10, 3961 * it can generate a priv, a hv emu or a no-op 3962 */ 3963 if (sprn & 0x10) { 3964 if (ctx->pr) { 3965 gen_priv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 3966 } 3967 } else { 3968 if (ctx->pr || sprn == 0 || sprn == 4 || sprn == 5 || sprn == 6) { 3969 gen_hvpriv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 3970 } 3971 } 3972 } 3973 } 3974 3975 static void gen_mfspr(DisasContext *ctx) 3976 { 3977 gen_op_mfspr(ctx); 3978 } 3979 3980 /* mftb */ 3981 static void gen_mftb(DisasContext *ctx) 3982 { 3983 gen_op_mfspr(ctx); 3984 } 3985 3986 /* mtcrf mtocrf*/ 3987 static void gen_mtcrf(DisasContext *ctx) 3988 { 3989 uint32_t crm, crn; 3990 3991 crm = CRM(ctx->opcode); 3992 if (likely((ctx->opcode & 0x00100000))) { 3993 if (crm && ((crm & (crm - 1)) == 0)) { 3994 TCGv_i32 temp = tcg_temp_new_i32(); 3995 crn = ctz32 (crm); 3996 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]); 3997 tcg_gen_shri_i32(temp, temp, crn * 4); 3998 tcg_gen_andi_i32(cpu_crf[7 - crn], temp, 0xf); 3999 tcg_temp_free_i32(temp); 4000 } 4001 } else { 4002 TCGv_i32 temp = tcg_temp_new_i32(); 4003 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]); 4004 for (crn = 0 ; crn < 8 ; crn++) { 4005 if (crm & (1 << crn)) { 4006 tcg_gen_shri_i32(cpu_crf[7 - crn], temp, crn * 4); 4007 tcg_gen_andi_i32(cpu_crf[7 - crn], cpu_crf[7 - crn], 0xf); 4008 } 4009 } 4010 tcg_temp_free_i32(temp); 4011 } 4012 } 4013 4014 /* mtmsr */ 4015 #if defined(TARGET_PPC64) 4016 static void gen_mtmsrd(DisasContext *ctx) 4017 { 4018 CHK_SV; 4019 4020 #if !defined(CONFIG_USER_ONLY) 4021 if (ctx->opcode & 0x00010000) { 4022 /* Special form that does not need any synchronisation */ 4023 TCGv t0 = tcg_temp_new(); 4024 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); 4025 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE))); 4026 tcg_gen_or_tl(cpu_msr, cpu_msr, t0); 4027 tcg_temp_free(t0); 4028 } else { 4029 /* XXX: we need to update nip before the store 4030 * if we enter power saving mode, we will exit the loop 4031 * directly from ppc_store_msr 4032 */ 4033 gen_update_nip(ctx, ctx->nip); 4034 gen_helper_store_msr(cpu_env, cpu_gpr[rS(ctx->opcode)]); 4035 /* Must stop the translation as machine state (may have) changed */ 4036 /* Note that mtmsr is not always defined as context-synchronizing */ 4037 gen_stop_exception(ctx); 4038 } 4039 #endif /* !defined(CONFIG_USER_ONLY) */ 4040 } 4041 #endif /* defined(TARGET_PPC64) */ 4042 4043 static void gen_mtmsr(DisasContext *ctx) 4044 { 4045 CHK_SV; 4046 4047 #if !defined(CONFIG_USER_ONLY) 4048 if (ctx->opcode & 0x00010000) { 4049 /* Special form that does not need any synchronisation */ 4050 TCGv t0 = tcg_temp_new(); 4051 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); 4052 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE))); 4053 tcg_gen_or_tl(cpu_msr, cpu_msr, t0); 4054 tcg_temp_free(t0); 4055 } else { 4056 TCGv msr = tcg_temp_new(); 4057 4058 /* XXX: we need to update nip before the store 4059 * if we enter power saving mode, we will exit the loop 4060 * directly from ppc_store_msr 4061 */ 4062 gen_update_nip(ctx, ctx->nip); 4063 #if defined(TARGET_PPC64) 4064 tcg_gen_deposit_tl(msr, cpu_msr, cpu_gpr[rS(ctx->opcode)], 0, 32); 4065 #else 4066 tcg_gen_mov_tl(msr, cpu_gpr[rS(ctx->opcode)]); 4067 #endif 4068 gen_helper_store_msr(cpu_env, msr); 4069 tcg_temp_free(msr); 4070 /* Must stop the translation as machine state (may have) changed */ 4071 /* Note that mtmsr is not always defined as context-synchronizing */ 4072 gen_stop_exception(ctx); 4073 } 4074 #endif 4075 } 4076 4077 /* mtspr */ 4078 static void gen_mtspr(DisasContext *ctx) 4079 { 4080 void (*write_cb)(DisasContext *ctx, int sprn, int gprn); 4081 uint32_t sprn = SPR(ctx->opcode); 4082 4083 #if defined(CONFIG_USER_ONLY) 4084 write_cb = ctx->spr_cb[sprn].uea_write; 4085 #else 4086 if (ctx->pr) { 4087 write_cb = ctx->spr_cb[sprn].uea_write; 4088 } else if (ctx->hv) { 4089 write_cb = ctx->spr_cb[sprn].hea_write; 4090 } else { 4091 write_cb = ctx->spr_cb[sprn].oea_write; 4092 } 4093 #endif 4094 if (likely(write_cb != NULL)) { 4095 if (likely(write_cb != SPR_NOACCESS)) { 4096 (*write_cb)(ctx, sprn, rS(ctx->opcode)); 4097 } else { 4098 /* Privilege exception */ 4099 fprintf(stderr, "Trying to write privileged spr %d (0x%03x) at " 4100 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4101 if (qemu_log_separate()) { 4102 qemu_log("Trying to write privileged spr %d (0x%03x) at " 4103 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4104 } 4105 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG); 4106 } 4107 } else { 4108 /* ISA 2.07 defines these as no-ops */ 4109 if ((ctx->insns_flags2 & PPC2_ISA207S) && 4110 (sprn >= 808 && sprn <= 811)) { 4111 /* This is a nop */ 4112 return; 4113 } 4114 4115 /* Not defined */ 4116 if (qemu_log_separate()) { 4117 qemu_log("Trying to write invalid spr %d (0x%03x) at " 4118 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4119 } 4120 fprintf(stderr, "Trying to write invalid spr %d (0x%03x) at " 4121 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4122 4123 4124 /* The behaviour depends on MSR:PR and SPR# bit 0x10, 4125 * it can generate a priv, a hv emu or a no-op 4126 */ 4127 if (sprn & 0x10) { 4128 if (ctx->pr) { 4129 gen_priv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 4130 } 4131 } else { 4132 if (ctx->pr || sprn == 0) { 4133 gen_hvpriv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 4134 } 4135 } 4136 } 4137 } 4138 4139 #if defined(TARGET_PPC64) 4140 /* setb */ 4141 static void gen_setb(DisasContext *ctx) 4142 { 4143 TCGv_i32 t0 = tcg_temp_new_i32(); 4144 TCGv_i32 t8 = tcg_temp_new_i32(); 4145 TCGv_i32 tm1 = tcg_temp_new_i32(); 4146 int crf = crfS(ctx->opcode); 4147 4148 tcg_gen_setcondi_i32(TCG_COND_GEU, t0, cpu_crf[crf], 4); 4149 tcg_gen_movi_i32(t8, 8); 4150 tcg_gen_movi_i32(tm1, -1); 4151 tcg_gen_movcond_i32(TCG_COND_GEU, t0, cpu_crf[crf], t8, tm1, t0); 4152 tcg_gen_ext_i32_tl(cpu_gpr[rD(ctx->opcode)], t0); 4153 4154 tcg_temp_free_i32(t0); 4155 tcg_temp_free_i32(t8); 4156 tcg_temp_free_i32(tm1); 4157 } 4158 #endif 4159 4160 /*** Cache management ***/ 4161 4162 /* dcbf */ 4163 static void gen_dcbf(DisasContext *ctx) 4164 { 4165 /* XXX: specification says this is treated as a load by the MMU */ 4166 TCGv t0; 4167 gen_set_access_type(ctx, ACCESS_CACHE); 4168 t0 = tcg_temp_new(); 4169 gen_addr_reg_index(ctx, t0); 4170 gen_qemu_ld8u(ctx, t0, t0); 4171 tcg_temp_free(t0); 4172 } 4173 4174 /* dcbi (Supervisor only) */ 4175 static void gen_dcbi(DisasContext *ctx) 4176 { 4177 #if defined(CONFIG_USER_ONLY) 4178 GEN_PRIV; 4179 #else 4180 TCGv EA, val; 4181 4182 CHK_SV; 4183 EA = tcg_temp_new(); 4184 gen_set_access_type(ctx, ACCESS_CACHE); 4185 gen_addr_reg_index(ctx, EA); 4186 val = tcg_temp_new(); 4187 /* XXX: specification says this should be treated as a store by the MMU */ 4188 gen_qemu_ld8u(ctx, val, EA); 4189 gen_qemu_st8(ctx, val, EA); 4190 tcg_temp_free(val); 4191 tcg_temp_free(EA); 4192 #endif /* defined(CONFIG_USER_ONLY) */ 4193 } 4194 4195 /* dcdst */ 4196 static void gen_dcbst(DisasContext *ctx) 4197 { 4198 /* XXX: specification say this is treated as a load by the MMU */ 4199 TCGv t0; 4200 gen_set_access_type(ctx, ACCESS_CACHE); 4201 t0 = tcg_temp_new(); 4202 gen_addr_reg_index(ctx, t0); 4203 gen_qemu_ld8u(ctx, t0, t0); 4204 tcg_temp_free(t0); 4205 } 4206 4207 /* dcbt */ 4208 static void gen_dcbt(DisasContext *ctx) 4209 { 4210 /* interpreted as no-op */ 4211 /* XXX: specification say this is treated as a load by the MMU 4212 * but does not generate any exception 4213 */ 4214 } 4215 4216 /* dcbtst */ 4217 static void gen_dcbtst(DisasContext *ctx) 4218 { 4219 /* interpreted as no-op */ 4220 /* XXX: specification say this is treated as a load by the MMU 4221 * but does not generate any exception 4222 */ 4223 } 4224 4225 /* dcbtls */ 4226 static void gen_dcbtls(DisasContext *ctx) 4227 { 4228 /* Always fails locking the cache */ 4229 TCGv t0 = tcg_temp_new(); 4230 gen_load_spr(t0, SPR_Exxx_L1CSR0); 4231 tcg_gen_ori_tl(t0, t0, L1CSR0_CUL); 4232 gen_store_spr(SPR_Exxx_L1CSR0, t0); 4233 tcg_temp_free(t0); 4234 } 4235 4236 /* dcbz */ 4237 static void gen_dcbz(DisasContext *ctx) 4238 { 4239 TCGv tcgv_addr; 4240 TCGv_i32 tcgv_op; 4241 4242 gen_set_access_type(ctx, ACCESS_CACHE); 4243 tcgv_addr = tcg_temp_new(); 4244 tcgv_op = tcg_const_i32(ctx->opcode & 0x03FF000); 4245 gen_addr_reg_index(ctx, tcgv_addr); 4246 gen_helper_dcbz(cpu_env, tcgv_addr, tcgv_op); 4247 tcg_temp_free(tcgv_addr); 4248 tcg_temp_free_i32(tcgv_op); 4249 } 4250 4251 /* dst / dstt */ 4252 static void gen_dst(DisasContext *ctx) 4253 { 4254 if (rA(ctx->opcode) == 0) { 4255 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 4256 } else { 4257 /* interpreted as no-op */ 4258 } 4259 } 4260 4261 /* dstst /dststt */ 4262 static void gen_dstst(DisasContext *ctx) 4263 { 4264 if (rA(ctx->opcode) == 0) { 4265 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 4266 } else { 4267 /* interpreted as no-op */ 4268 } 4269 4270 } 4271 4272 /* dss / dssall */ 4273 static void gen_dss(DisasContext *ctx) 4274 { 4275 /* interpreted as no-op */ 4276 } 4277 4278 /* icbi */ 4279 static void gen_icbi(DisasContext *ctx) 4280 { 4281 TCGv t0; 4282 gen_set_access_type(ctx, ACCESS_CACHE); 4283 t0 = tcg_temp_new(); 4284 gen_addr_reg_index(ctx, t0); 4285 gen_helper_icbi(cpu_env, t0); 4286 tcg_temp_free(t0); 4287 } 4288 4289 /* Optional: */ 4290 /* dcba */ 4291 static void gen_dcba(DisasContext *ctx) 4292 { 4293 /* interpreted as no-op */ 4294 /* XXX: specification say this is treated as a store by the MMU 4295 * but does not generate any exception 4296 */ 4297 } 4298 4299 /*** Segment register manipulation ***/ 4300 /* Supervisor only: */ 4301 4302 /* mfsr */ 4303 static void gen_mfsr(DisasContext *ctx) 4304 { 4305 #if defined(CONFIG_USER_ONLY) 4306 GEN_PRIV; 4307 #else 4308 TCGv t0; 4309 4310 CHK_SV; 4311 t0 = tcg_const_tl(SR(ctx->opcode)); 4312 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4313 tcg_temp_free(t0); 4314 #endif /* defined(CONFIG_USER_ONLY) */ 4315 } 4316 4317 /* mfsrin */ 4318 static void gen_mfsrin(DisasContext *ctx) 4319 { 4320 #if defined(CONFIG_USER_ONLY) 4321 GEN_PRIV; 4322 #else 4323 TCGv t0; 4324 4325 CHK_SV; 4326 t0 = tcg_temp_new(); 4327 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4328 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4329 tcg_temp_free(t0); 4330 #endif /* defined(CONFIG_USER_ONLY) */ 4331 } 4332 4333 /* mtsr */ 4334 static void gen_mtsr(DisasContext *ctx) 4335 { 4336 #if defined(CONFIG_USER_ONLY) 4337 GEN_PRIV; 4338 #else 4339 TCGv t0; 4340 4341 CHK_SV; 4342 t0 = tcg_const_tl(SR(ctx->opcode)); 4343 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]); 4344 tcg_temp_free(t0); 4345 #endif /* defined(CONFIG_USER_ONLY) */ 4346 } 4347 4348 /* mtsrin */ 4349 static void gen_mtsrin(DisasContext *ctx) 4350 { 4351 #if defined(CONFIG_USER_ONLY) 4352 GEN_PRIV; 4353 #else 4354 TCGv t0; 4355 CHK_SV; 4356 4357 t0 = tcg_temp_new(); 4358 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4359 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rD(ctx->opcode)]); 4360 tcg_temp_free(t0); 4361 #endif /* defined(CONFIG_USER_ONLY) */ 4362 } 4363 4364 #if defined(TARGET_PPC64) 4365 /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */ 4366 4367 /* mfsr */ 4368 static void gen_mfsr_64b(DisasContext *ctx) 4369 { 4370 #if defined(CONFIG_USER_ONLY) 4371 GEN_PRIV; 4372 #else 4373 TCGv t0; 4374 4375 CHK_SV; 4376 t0 = tcg_const_tl(SR(ctx->opcode)); 4377 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4378 tcg_temp_free(t0); 4379 #endif /* defined(CONFIG_USER_ONLY) */ 4380 } 4381 4382 /* mfsrin */ 4383 static void gen_mfsrin_64b(DisasContext *ctx) 4384 { 4385 #if defined(CONFIG_USER_ONLY) 4386 GEN_PRIV; 4387 #else 4388 TCGv t0; 4389 4390 CHK_SV; 4391 t0 = tcg_temp_new(); 4392 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4393 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4394 tcg_temp_free(t0); 4395 #endif /* defined(CONFIG_USER_ONLY) */ 4396 } 4397 4398 /* mtsr */ 4399 static void gen_mtsr_64b(DisasContext *ctx) 4400 { 4401 #if defined(CONFIG_USER_ONLY) 4402 GEN_PRIV; 4403 #else 4404 TCGv t0; 4405 4406 CHK_SV; 4407 t0 = tcg_const_tl(SR(ctx->opcode)); 4408 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]); 4409 tcg_temp_free(t0); 4410 #endif /* defined(CONFIG_USER_ONLY) */ 4411 } 4412 4413 /* mtsrin */ 4414 static void gen_mtsrin_64b(DisasContext *ctx) 4415 { 4416 #if defined(CONFIG_USER_ONLY) 4417 GEN_PRIV; 4418 #else 4419 TCGv t0; 4420 4421 CHK_SV; 4422 t0 = tcg_temp_new(); 4423 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4424 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]); 4425 tcg_temp_free(t0); 4426 #endif /* defined(CONFIG_USER_ONLY) */ 4427 } 4428 4429 /* slbmte */ 4430 static void gen_slbmte(DisasContext *ctx) 4431 { 4432 #if defined(CONFIG_USER_ONLY) 4433 GEN_PRIV; 4434 #else 4435 CHK_SV; 4436 4437 gen_helper_store_slb(cpu_env, cpu_gpr[rB(ctx->opcode)], 4438 cpu_gpr[rS(ctx->opcode)]); 4439 #endif /* defined(CONFIG_USER_ONLY) */ 4440 } 4441 4442 static void gen_slbmfee(DisasContext *ctx) 4443 { 4444 #if defined(CONFIG_USER_ONLY) 4445 GEN_PRIV; 4446 #else 4447 CHK_SV; 4448 4449 gen_helper_load_slb_esid(cpu_gpr[rS(ctx->opcode)], cpu_env, 4450 cpu_gpr[rB(ctx->opcode)]); 4451 #endif /* defined(CONFIG_USER_ONLY) */ 4452 } 4453 4454 static void gen_slbmfev(DisasContext *ctx) 4455 { 4456 #if defined(CONFIG_USER_ONLY) 4457 GEN_PRIV; 4458 #else 4459 CHK_SV; 4460 4461 gen_helper_load_slb_vsid(cpu_gpr[rS(ctx->opcode)], cpu_env, 4462 cpu_gpr[rB(ctx->opcode)]); 4463 #endif /* defined(CONFIG_USER_ONLY) */ 4464 } 4465 4466 static void gen_slbfee_(DisasContext *ctx) 4467 { 4468 #if defined(CONFIG_USER_ONLY) 4469 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); 4470 #else 4471 TCGLabel *l1, *l2; 4472 4473 if (unlikely(ctx->pr)) { 4474 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); 4475 return; 4476 } 4477 gen_helper_find_slb_vsid(cpu_gpr[rS(ctx->opcode)], cpu_env, 4478 cpu_gpr[rB(ctx->opcode)]); 4479 l1 = gen_new_label(); 4480 l2 = gen_new_label(); 4481 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 4482 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rS(ctx->opcode)], -1, l1); 4483 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], CRF_EQ); 4484 tcg_gen_br(l2); 4485 gen_set_label(l1); 4486 tcg_gen_movi_tl(cpu_gpr[rS(ctx->opcode)], 0); 4487 gen_set_label(l2); 4488 #endif 4489 } 4490 #endif /* defined(TARGET_PPC64) */ 4491 4492 /*** Lookaside buffer management ***/ 4493 /* Optional & supervisor only: */ 4494 4495 /* tlbia */ 4496 static void gen_tlbia(DisasContext *ctx) 4497 { 4498 #if defined(CONFIG_USER_ONLY) 4499 GEN_PRIV; 4500 #else 4501 CHK_HV; 4502 4503 gen_helper_tlbia(cpu_env); 4504 #endif /* defined(CONFIG_USER_ONLY) */ 4505 } 4506 4507 /* tlbiel */ 4508 static void gen_tlbiel(DisasContext *ctx) 4509 { 4510 #if defined(CONFIG_USER_ONLY) 4511 GEN_PRIV; 4512 #else 4513 CHK_SV; 4514 4515 gen_helper_tlbie(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4516 #endif /* defined(CONFIG_USER_ONLY) */ 4517 } 4518 4519 /* tlbie */ 4520 static void gen_tlbie(DisasContext *ctx) 4521 { 4522 #if defined(CONFIG_USER_ONLY) 4523 GEN_PRIV; 4524 #else 4525 TCGv_i32 t1; 4526 4527 if (ctx->gtse) { 4528 CHK_SV; /* If gtse is set then tblie is supervisor privileged */ 4529 } else { 4530 CHK_HV; /* Else hypervisor privileged */ 4531 } 4532 4533 if (NARROW_MODE(ctx)) { 4534 TCGv t0 = tcg_temp_new(); 4535 tcg_gen_ext32u_tl(t0, cpu_gpr[rB(ctx->opcode)]); 4536 gen_helper_tlbie(cpu_env, t0); 4537 tcg_temp_free(t0); 4538 } else { 4539 gen_helper_tlbie(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4540 } 4541 t1 = tcg_temp_new_i32(); 4542 tcg_gen_ld_i32(t1, cpu_env, offsetof(CPUPPCState, tlb_need_flush)); 4543 tcg_gen_ori_i32(t1, t1, TLB_NEED_GLOBAL_FLUSH); 4544 tcg_gen_st_i32(t1, cpu_env, offsetof(CPUPPCState, tlb_need_flush)); 4545 tcg_temp_free_i32(t1); 4546 #endif /* defined(CONFIG_USER_ONLY) */ 4547 } 4548 4549 /* tlbsync */ 4550 static void gen_tlbsync(DisasContext *ctx) 4551 { 4552 #if defined(CONFIG_USER_ONLY) 4553 GEN_PRIV; 4554 #else 4555 CHK_HV; 4556 4557 /* BookS does both ptesync and tlbsync make tlbsync a nop for server */ 4558 if (ctx->insns_flags & PPC_BOOKE) { 4559 gen_check_tlb_flush(ctx, true); 4560 } 4561 #endif /* defined(CONFIG_USER_ONLY) */ 4562 } 4563 4564 #if defined(TARGET_PPC64) 4565 /* slbia */ 4566 static void gen_slbia(DisasContext *ctx) 4567 { 4568 #if defined(CONFIG_USER_ONLY) 4569 GEN_PRIV; 4570 #else 4571 CHK_SV; 4572 4573 gen_helper_slbia(cpu_env); 4574 #endif /* defined(CONFIG_USER_ONLY) */ 4575 } 4576 4577 /* slbie */ 4578 static void gen_slbie(DisasContext *ctx) 4579 { 4580 #if defined(CONFIG_USER_ONLY) 4581 GEN_PRIV; 4582 #else 4583 CHK_SV; 4584 4585 gen_helper_slbie(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4586 #endif /* defined(CONFIG_USER_ONLY) */ 4587 } 4588 4589 /* slbieg */ 4590 static void gen_slbieg(DisasContext *ctx) 4591 { 4592 #if defined(CONFIG_USER_ONLY) 4593 GEN_PRIV; 4594 #else 4595 CHK_SV; 4596 4597 gen_helper_slbieg(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4598 #endif /* defined(CONFIG_USER_ONLY) */ 4599 } 4600 4601 /* slbsync */ 4602 static void gen_slbsync(DisasContext *ctx) 4603 { 4604 #if defined(CONFIG_USER_ONLY) 4605 GEN_PRIV; 4606 #else 4607 CHK_SV; 4608 gen_check_tlb_flush(ctx, true); 4609 #endif /* defined(CONFIG_USER_ONLY) */ 4610 } 4611 4612 #endif /* defined(TARGET_PPC64) */ 4613 4614 /*** External control ***/ 4615 /* Optional: */ 4616 4617 /* eciwx */ 4618 static void gen_eciwx(DisasContext *ctx) 4619 { 4620 TCGv t0; 4621 /* Should check EAR[E] ! */ 4622 gen_set_access_type(ctx, ACCESS_EXT); 4623 t0 = tcg_temp_new(); 4624 gen_addr_reg_index(ctx, t0); 4625 gen_check_align(ctx, t0, 0x03); 4626 gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0); 4627 tcg_temp_free(t0); 4628 } 4629 4630 /* ecowx */ 4631 static void gen_ecowx(DisasContext *ctx) 4632 { 4633 TCGv t0; 4634 /* Should check EAR[E] ! */ 4635 gen_set_access_type(ctx, ACCESS_EXT); 4636 t0 = tcg_temp_new(); 4637 gen_addr_reg_index(ctx, t0); 4638 gen_check_align(ctx, t0, 0x03); 4639 gen_qemu_st32(ctx, cpu_gpr[rD(ctx->opcode)], t0); 4640 tcg_temp_free(t0); 4641 } 4642 4643 /* PowerPC 601 specific instructions */ 4644 4645 /* abs - abs. */ 4646 static void gen_abs(DisasContext *ctx) 4647 { 4648 TCGLabel *l1 = gen_new_label(); 4649 TCGLabel *l2 = gen_new_label(); 4650 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l1); 4651 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4652 tcg_gen_br(l2); 4653 gen_set_label(l1); 4654 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4655 gen_set_label(l2); 4656 if (unlikely(Rc(ctx->opcode) != 0)) 4657 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4658 } 4659 4660 /* abso - abso. */ 4661 static void gen_abso(DisasContext *ctx) 4662 { 4663 TCGLabel *l1 = gen_new_label(); 4664 TCGLabel *l2 = gen_new_label(); 4665 TCGLabel *l3 = gen_new_label(); 4666 /* Start with XER OV disabled, the most likely case */ 4667 tcg_gen_movi_tl(cpu_ov, 0); 4668 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l2); 4669 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rA(ctx->opcode)], 0x80000000, l1); 4670 tcg_gen_movi_tl(cpu_ov, 1); 4671 tcg_gen_movi_tl(cpu_so, 1); 4672 tcg_gen_br(l2); 4673 gen_set_label(l1); 4674 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4675 tcg_gen_br(l3); 4676 gen_set_label(l2); 4677 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4678 gen_set_label(l3); 4679 if (unlikely(Rc(ctx->opcode) != 0)) 4680 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4681 } 4682 4683 /* clcs */ 4684 static void gen_clcs(DisasContext *ctx) 4685 { 4686 TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode)); 4687 gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4688 tcg_temp_free_i32(t0); 4689 /* Rc=1 sets CR0 to an undefined state */ 4690 } 4691 4692 /* div - div. */ 4693 static void gen_div(DisasContext *ctx) 4694 { 4695 gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], 4696 cpu_gpr[rB(ctx->opcode)]); 4697 if (unlikely(Rc(ctx->opcode) != 0)) 4698 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4699 } 4700 4701 /* divo - divo. */ 4702 static void gen_divo(DisasContext *ctx) 4703 { 4704 gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], 4705 cpu_gpr[rB(ctx->opcode)]); 4706 if (unlikely(Rc(ctx->opcode) != 0)) 4707 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4708 } 4709 4710 /* divs - divs. */ 4711 static void gen_divs(DisasContext *ctx) 4712 { 4713 gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], 4714 cpu_gpr[rB(ctx->opcode)]); 4715 if (unlikely(Rc(ctx->opcode) != 0)) 4716 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4717 } 4718 4719 /* divso - divso. */ 4720 static void gen_divso(DisasContext *ctx) 4721 { 4722 gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_env, 4723 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 4724 if (unlikely(Rc(ctx->opcode) != 0)) 4725 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4726 } 4727 4728 /* doz - doz. */ 4729 static void gen_doz(DisasContext *ctx) 4730 { 4731 TCGLabel *l1 = gen_new_label(); 4732 TCGLabel *l2 = gen_new_label(); 4733 tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1); 4734 tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4735 tcg_gen_br(l2); 4736 gen_set_label(l1); 4737 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); 4738 gen_set_label(l2); 4739 if (unlikely(Rc(ctx->opcode) != 0)) 4740 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4741 } 4742 4743 /* dozo - dozo. */ 4744 static void gen_dozo(DisasContext *ctx) 4745 { 4746 TCGLabel *l1 = gen_new_label(); 4747 TCGLabel *l2 = gen_new_label(); 4748 TCGv t0 = tcg_temp_new(); 4749 TCGv t1 = tcg_temp_new(); 4750 TCGv t2 = tcg_temp_new(); 4751 /* Start with XER OV disabled, the most likely case */ 4752 tcg_gen_movi_tl(cpu_ov, 0); 4753 tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1); 4754 tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4755 tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4756 tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0); 4757 tcg_gen_andc_tl(t1, t1, t2); 4758 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); 4759 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2); 4760 tcg_gen_movi_tl(cpu_ov, 1); 4761 tcg_gen_movi_tl(cpu_so, 1); 4762 tcg_gen_br(l2); 4763 gen_set_label(l1); 4764 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); 4765 gen_set_label(l2); 4766 tcg_temp_free(t0); 4767 tcg_temp_free(t1); 4768 tcg_temp_free(t2); 4769 if (unlikely(Rc(ctx->opcode) != 0)) 4770 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4771 } 4772 4773 /* dozi */ 4774 static void gen_dozi(DisasContext *ctx) 4775 { 4776 target_long simm = SIMM(ctx->opcode); 4777 TCGLabel *l1 = gen_new_label(); 4778 TCGLabel *l2 = gen_new_label(); 4779 tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1); 4780 tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]); 4781 tcg_gen_br(l2); 4782 gen_set_label(l1); 4783 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); 4784 gen_set_label(l2); 4785 if (unlikely(Rc(ctx->opcode) != 0)) 4786 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4787 } 4788 4789 /* lscbx - lscbx. */ 4790 static void gen_lscbx(DisasContext *ctx) 4791 { 4792 TCGv t0 = tcg_temp_new(); 4793 TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode)); 4794 TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode)); 4795 TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode)); 4796 4797 gen_addr_reg_index(ctx, t0); 4798 gen_helper_lscbx(t0, cpu_env, t0, t1, t2, t3); 4799 tcg_temp_free_i32(t1); 4800 tcg_temp_free_i32(t2); 4801 tcg_temp_free_i32(t3); 4802 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F); 4803 tcg_gen_or_tl(cpu_xer, cpu_xer, t0); 4804 if (unlikely(Rc(ctx->opcode) != 0)) 4805 gen_set_Rc0(ctx, t0); 4806 tcg_temp_free(t0); 4807 } 4808 4809 /* maskg - maskg. */ 4810 static void gen_maskg(DisasContext *ctx) 4811 { 4812 TCGLabel *l1 = gen_new_label(); 4813 TCGv t0 = tcg_temp_new(); 4814 TCGv t1 = tcg_temp_new(); 4815 TCGv t2 = tcg_temp_new(); 4816 TCGv t3 = tcg_temp_new(); 4817 tcg_gen_movi_tl(t3, 0xFFFFFFFF); 4818 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4819 tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F); 4820 tcg_gen_addi_tl(t2, t0, 1); 4821 tcg_gen_shr_tl(t2, t3, t2); 4822 tcg_gen_shr_tl(t3, t3, t1); 4823 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3); 4824 tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1); 4825 tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4826 gen_set_label(l1); 4827 tcg_temp_free(t0); 4828 tcg_temp_free(t1); 4829 tcg_temp_free(t2); 4830 tcg_temp_free(t3); 4831 if (unlikely(Rc(ctx->opcode) != 0)) 4832 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4833 } 4834 4835 /* maskir - maskir. */ 4836 static void gen_maskir(DisasContext *ctx) 4837 { 4838 TCGv t0 = tcg_temp_new(); 4839 TCGv t1 = tcg_temp_new(); 4840 tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 4841 tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 4842 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 4843 tcg_temp_free(t0); 4844 tcg_temp_free(t1); 4845 if (unlikely(Rc(ctx->opcode) != 0)) 4846 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4847 } 4848 4849 /* mul - mul. */ 4850 static void gen_mul(DisasContext *ctx) 4851 { 4852 TCGv_i64 t0 = tcg_temp_new_i64(); 4853 TCGv_i64 t1 = tcg_temp_new_i64(); 4854 TCGv t2 = tcg_temp_new(); 4855 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); 4856 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); 4857 tcg_gen_mul_i64(t0, t0, t1); 4858 tcg_gen_trunc_i64_tl(t2, t0); 4859 gen_store_spr(SPR_MQ, t2); 4860 tcg_gen_shri_i64(t1, t0, 32); 4861 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); 4862 tcg_temp_free_i64(t0); 4863 tcg_temp_free_i64(t1); 4864 tcg_temp_free(t2); 4865 if (unlikely(Rc(ctx->opcode) != 0)) 4866 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4867 } 4868 4869 /* mulo - mulo. */ 4870 static void gen_mulo(DisasContext *ctx) 4871 { 4872 TCGLabel *l1 = gen_new_label(); 4873 TCGv_i64 t0 = tcg_temp_new_i64(); 4874 TCGv_i64 t1 = tcg_temp_new_i64(); 4875 TCGv t2 = tcg_temp_new(); 4876 /* Start with XER OV disabled, the most likely case */ 4877 tcg_gen_movi_tl(cpu_ov, 0); 4878 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); 4879 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); 4880 tcg_gen_mul_i64(t0, t0, t1); 4881 tcg_gen_trunc_i64_tl(t2, t0); 4882 gen_store_spr(SPR_MQ, t2); 4883 tcg_gen_shri_i64(t1, t0, 32); 4884 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); 4885 tcg_gen_ext32s_i64(t1, t0); 4886 tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1); 4887 tcg_gen_movi_tl(cpu_ov, 1); 4888 tcg_gen_movi_tl(cpu_so, 1); 4889 gen_set_label(l1); 4890 tcg_temp_free_i64(t0); 4891 tcg_temp_free_i64(t1); 4892 tcg_temp_free(t2); 4893 if (unlikely(Rc(ctx->opcode) != 0)) 4894 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4895 } 4896 4897 /* nabs - nabs. */ 4898 static void gen_nabs(DisasContext *ctx) 4899 { 4900 TCGLabel *l1 = gen_new_label(); 4901 TCGLabel *l2 = gen_new_label(); 4902 tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1); 4903 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4904 tcg_gen_br(l2); 4905 gen_set_label(l1); 4906 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4907 gen_set_label(l2); 4908 if (unlikely(Rc(ctx->opcode) != 0)) 4909 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4910 } 4911 4912 /* nabso - nabso. */ 4913 static void gen_nabso(DisasContext *ctx) 4914 { 4915 TCGLabel *l1 = gen_new_label(); 4916 TCGLabel *l2 = gen_new_label(); 4917 tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1); 4918 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4919 tcg_gen_br(l2); 4920 gen_set_label(l1); 4921 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4922 gen_set_label(l2); 4923 /* nabs never overflows */ 4924 tcg_gen_movi_tl(cpu_ov, 0); 4925 if (unlikely(Rc(ctx->opcode) != 0)) 4926 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4927 } 4928 4929 /* rlmi - rlmi. */ 4930 static void gen_rlmi(DisasContext *ctx) 4931 { 4932 uint32_t mb = MB(ctx->opcode); 4933 uint32_t me = ME(ctx->opcode); 4934 TCGv t0 = tcg_temp_new(); 4935 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4936 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 4937 tcg_gen_andi_tl(t0, t0, MASK(mb, me)); 4938 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~MASK(mb, me)); 4939 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0); 4940 tcg_temp_free(t0); 4941 if (unlikely(Rc(ctx->opcode) != 0)) 4942 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4943 } 4944 4945 /* rrib - rrib. */ 4946 static void gen_rrib(DisasContext *ctx) 4947 { 4948 TCGv t0 = tcg_temp_new(); 4949 TCGv t1 = tcg_temp_new(); 4950 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4951 tcg_gen_movi_tl(t1, 0x80000000); 4952 tcg_gen_shr_tl(t1, t1, t0); 4953 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 4954 tcg_gen_and_tl(t0, t0, t1); 4955 tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1); 4956 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 4957 tcg_temp_free(t0); 4958 tcg_temp_free(t1); 4959 if (unlikely(Rc(ctx->opcode) != 0)) 4960 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4961 } 4962 4963 /* sle - sle. */ 4964 static void gen_sle(DisasContext *ctx) 4965 { 4966 TCGv t0 = tcg_temp_new(); 4967 TCGv t1 = tcg_temp_new(); 4968 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 4969 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 4970 tcg_gen_subfi_tl(t1, 32, t1); 4971 tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 4972 tcg_gen_or_tl(t1, t0, t1); 4973 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 4974 gen_store_spr(SPR_MQ, t1); 4975 tcg_temp_free(t0); 4976 tcg_temp_free(t1); 4977 if (unlikely(Rc(ctx->opcode) != 0)) 4978 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4979 } 4980 4981 /* sleq - sleq. */ 4982 static void gen_sleq(DisasContext *ctx) 4983 { 4984 TCGv t0 = tcg_temp_new(); 4985 TCGv t1 = tcg_temp_new(); 4986 TCGv t2 = tcg_temp_new(); 4987 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4988 tcg_gen_movi_tl(t2, 0xFFFFFFFF); 4989 tcg_gen_shl_tl(t2, t2, t0); 4990 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 4991 gen_load_spr(t1, SPR_MQ); 4992 gen_store_spr(SPR_MQ, t0); 4993 tcg_gen_and_tl(t0, t0, t2); 4994 tcg_gen_andc_tl(t1, t1, t2); 4995 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 4996 tcg_temp_free(t0); 4997 tcg_temp_free(t1); 4998 tcg_temp_free(t2); 4999 if (unlikely(Rc(ctx->opcode) != 0)) 5000 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5001 } 5002 5003 /* sliq - sliq. */ 5004 static void gen_sliq(DisasContext *ctx) 5005 { 5006 int sh = SH(ctx->opcode); 5007 TCGv t0 = tcg_temp_new(); 5008 TCGv t1 = tcg_temp_new(); 5009 tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5010 tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); 5011 tcg_gen_or_tl(t1, t0, t1); 5012 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5013 gen_store_spr(SPR_MQ, t1); 5014 tcg_temp_free(t0); 5015 tcg_temp_free(t1); 5016 if (unlikely(Rc(ctx->opcode) != 0)) 5017 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5018 } 5019 5020 /* slliq - slliq. */ 5021 static void gen_slliq(DisasContext *ctx) 5022 { 5023 int sh = SH(ctx->opcode); 5024 TCGv t0 = tcg_temp_new(); 5025 TCGv t1 = tcg_temp_new(); 5026 tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5027 gen_load_spr(t1, SPR_MQ); 5028 gen_store_spr(SPR_MQ, t0); 5029 tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU << sh)); 5030 tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh)); 5031 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5032 tcg_temp_free(t0); 5033 tcg_temp_free(t1); 5034 if (unlikely(Rc(ctx->opcode) != 0)) 5035 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5036 } 5037 5038 /* sllq - sllq. */ 5039 static void gen_sllq(DisasContext *ctx) 5040 { 5041 TCGLabel *l1 = gen_new_label(); 5042 TCGLabel *l2 = gen_new_label(); 5043 TCGv t0 = tcg_temp_local_new(); 5044 TCGv t1 = tcg_temp_local_new(); 5045 TCGv t2 = tcg_temp_local_new(); 5046 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); 5047 tcg_gen_movi_tl(t1, 0xFFFFFFFF); 5048 tcg_gen_shl_tl(t1, t1, t2); 5049 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); 5050 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 5051 gen_load_spr(t0, SPR_MQ); 5052 tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5053 tcg_gen_br(l2); 5054 gen_set_label(l1); 5055 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); 5056 gen_load_spr(t2, SPR_MQ); 5057 tcg_gen_andc_tl(t1, t2, t1); 5058 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5059 gen_set_label(l2); 5060 tcg_temp_free(t0); 5061 tcg_temp_free(t1); 5062 tcg_temp_free(t2); 5063 if (unlikely(Rc(ctx->opcode) != 0)) 5064 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5065 } 5066 5067 /* slq - slq. */ 5068 static void gen_slq(DisasContext *ctx) 5069 { 5070 TCGLabel *l1 = gen_new_label(); 5071 TCGv t0 = tcg_temp_new(); 5072 TCGv t1 = tcg_temp_new(); 5073 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5074 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5075 tcg_gen_subfi_tl(t1, 32, t1); 5076 tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 5077 tcg_gen_or_tl(t1, t0, t1); 5078 gen_store_spr(SPR_MQ, t1); 5079 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); 5080 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5081 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1); 5082 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); 5083 gen_set_label(l1); 5084 tcg_temp_free(t0); 5085 tcg_temp_free(t1); 5086 if (unlikely(Rc(ctx->opcode) != 0)) 5087 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5088 } 5089 5090 /* sraiq - sraiq. */ 5091 static void gen_sraiq(DisasContext *ctx) 5092 { 5093 int sh = SH(ctx->opcode); 5094 TCGLabel *l1 = gen_new_label(); 5095 TCGv t0 = tcg_temp_new(); 5096 TCGv t1 = tcg_temp_new(); 5097 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5098 tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); 5099 tcg_gen_or_tl(t0, t0, t1); 5100 gen_store_spr(SPR_MQ, t0); 5101 tcg_gen_movi_tl(cpu_ca, 0); 5102 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1); 5103 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1); 5104 tcg_gen_movi_tl(cpu_ca, 1); 5105 gen_set_label(l1); 5106 tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); 5107 tcg_temp_free(t0); 5108 tcg_temp_free(t1); 5109 if (unlikely(Rc(ctx->opcode) != 0)) 5110 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5111 } 5112 5113 /* sraq - sraq. */ 5114 static void gen_sraq(DisasContext *ctx) 5115 { 5116 TCGLabel *l1 = gen_new_label(); 5117 TCGLabel *l2 = gen_new_label(); 5118 TCGv t0 = tcg_temp_new(); 5119 TCGv t1 = tcg_temp_local_new(); 5120 TCGv t2 = tcg_temp_local_new(); 5121 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); 5122 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); 5123 tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2); 5124 tcg_gen_subfi_tl(t2, 32, t2); 5125 tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2); 5126 tcg_gen_or_tl(t0, t0, t2); 5127 gen_store_spr(SPR_MQ, t0); 5128 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); 5129 tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1); 5130 tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]); 5131 tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31); 5132 gen_set_label(l1); 5133 tcg_temp_free(t0); 5134 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1); 5135 tcg_gen_movi_tl(cpu_ca, 0); 5136 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2); 5137 tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2); 5138 tcg_gen_movi_tl(cpu_ca, 1); 5139 gen_set_label(l2); 5140 tcg_temp_free(t1); 5141 tcg_temp_free(t2); 5142 if (unlikely(Rc(ctx->opcode) != 0)) 5143 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5144 } 5145 5146 /* sre - sre. */ 5147 static void gen_sre(DisasContext *ctx) 5148 { 5149 TCGv t0 = tcg_temp_new(); 5150 TCGv t1 = tcg_temp_new(); 5151 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5152 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5153 tcg_gen_subfi_tl(t1, 32, t1); 5154 tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 5155 tcg_gen_or_tl(t1, t0, t1); 5156 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5157 gen_store_spr(SPR_MQ, t1); 5158 tcg_temp_free(t0); 5159 tcg_temp_free(t1); 5160 if (unlikely(Rc(ctx->opcode) != 0)) 5161 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5162 } 5163 5164 /* srea - srea. */ 5165 static void gen_srea(DisasContext *ctx) 5166 { 5167 TCGv t0 = tcg_temp_new(); 5168 TCGv t1 = tcg_temp_new(); 5169 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5170 tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5171 gen_store_spr(SPR_MQ, t0); 5172 tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1); 5173 tcg_temp_free(t0); 5174 tcg_temp_free(t1); 5175 if (unlikely(Rc(ctx->opcode) != 0)) 5176 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5177 } 5178 5179 /* sreq */ 5180 static void gen_sreq(DisasContext *ctx) 5181 { 5182 TCGv t0 = tcg_temp_new(); 5183 TCGv t1 = tcg_temp_new(); 5184 TCGv t2 = tcg_temp_new(); 5185 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 5186 tcg_gen_movi_tl(t1, 0xFFFFFFFF); 5187 tcg_gen_shr_tl(t1, t1, t0); 5188 tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 5189 gen_load_spr(t2, SPR_MQ); 5190 gen_store_spr(SPR_MQ, t0); 5191 tcg_gen_and_tl(t0, t0, t1); 5192 tcg_gen_andc_tl(t2, t2, t1); 5193 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); 5194 tcg_temp_free(t0); 5195 tcg_temp_free(t1); 5196 tcg_temp_free(t2); 5197 if (unlikely(Rc(ctx->opcode) != 0)) 5198 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5199 } 5200 5201 /* sriq */ 5202 static void gen_sriq(DisasContext *ctx) 5203 { 5204 int sh = SH(ctx->opcode); 5205 TCGv t0 = tcg_temp_new(); 5206 TCGv t1 = tcg_temp_new(); 5207 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5208 tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); 5209 tcg_gen_or_tl(t1, t0, t1); 5210 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5211 gen_store_spr(SPR_MQ, t1); 5212 tcg_temp_free(t0); 5213 tcg_temp_free(t1); 5214 if (unlikely(Rc(ctx->opcode) != 0)) 5215 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5216 } 5217 5218 /* srliq */ 5219 static void gen_srliq(DisasContext *ctx) 5220 { 5221 int sh = SH(ctx->opcode); 5222 TCGv t0 = tcg_temp_new(); 5223 TCGv t1 = tcg_temp_new(); 5224 tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5225 gen_load_spr(t1, SPR_MQ); 5226 gen_store_spr(SPR_MQ, t0); 5227 tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU >> sh)); 5228 tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh)); 5229 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5230 tcg_temp_free(t0); 5231 tcg_temp_free(t1); 5232 if (unlikely(Rc(ctx->opcode) != 0)) 5233 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5234 } 5235 5236 /* srlq */ 5237 static void gen_srlq(DisasContext *ctx) 5238 { 5239 TCGLabel *l1 = gen_new_label(); 5240 TCGLabel *l2 = gen_new_label(); 5241 TCGv t0 = tcg_temp_local_new(); 5242 TCGv t1 = tcg_temp_local_new(); 5243 TCGv t2 = tcg_temp_local_new(); 5244 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); 5245 tcg_gen_movi_tl(t1, 0xFFFFFFFF); 5246 tcg_gen_shr_tl(t2, t1, t2); 5247 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); 5248 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 5249 gen_load_spr(t0, SPR_MQ); 5250 tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); 5251 tcg_gen_br(l2); 5252 gen_set_label(l1); 5253 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); 5254 tcg_gen_and_tl(t0, t0, t2); 5255 gen_load_spr(t1, SPR_MQ); 5256 tcg_gen_andc_tl(t1, t1, t2); 5257 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5258 gen_set_label(l2); 5259 tcg_temp_free(t0); 5260 tcg_temp_free(t1); 5261 tcg_temp_free(t2); 5262 if (unlikely(Rc(ctx->opcode) != 0)) 5263 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5264 } 5265 5266 /* srq */ 5267 static void gen_srq(DisasContext *ctx) 5268 { 5269 TCGLabel *l1 = gen_new_label(); 5270 TCGv t0 = tcg_temp_new(); 5271 TCGv t1 = tcg_temp_new(); 5272 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5273 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5274 tcg_gen_subfi_tl(t1, 32, t1); 5275 tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 5276 tcg_gen_or_tl(t1, t0, t1); 5277 gen_store_spr(SPR_MQ, t1); 5278 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); 5279 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5280 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 5281 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); 5282 gen_set_label(l1); 5283 tcg_temp_free(t0); 5284 tcg_temp_free(t1); 5285 if (unlikely(Rc(ctx->opcode) != 0)) 5286 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5287 } 5288 5289 /* PowerPC 602 specific instructions */ 5290 5291 /* dsa */ 5292 static void gen_dsa(DisasContext *ctx) 5293 { 5294 /* XXX: TODO */ 5295 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5296 } 5297 5298 /* esa */ 5299 static void gen_esa(DisasContext *ctx) 5300 { 5301 /* XXX: TODO */ 5302 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5303 } 5304 5305 /* mfrom */ 5306 static void gen_mfrom(DisasContext *ctx) 5307 { 5308 #if defined(CONFIG_USER_ONLY) 5309 GEN_PRIV; 5310 #else 5311 CHK_SV; 5312 gen_helper_602_mfrom(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 5313 #endif /* defined(CONFIG_USER_ONLY) */ 5314 } 5315 5316 /* 602 - 603 - G2 TLB management */ 5317 5318 /* tlbld */ 5319 static void gen_tlbld_6xx(DisasContext *ctx) 5320 { 5321 #if defined(CONFIG_USER_ONLY) 5322 GEN_PRIV; 5323 #else 5324 CHK_SV; 5325 gen_helper_6xx_tlbd(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5326 #endif /* defined(CONFIG_USER_ONLY) */ 5327 } 5328 5329 /* tlbli */ 5330 static void gen_tlbli_6xx(DisasContext *ctx) 5331 { 5332 #if defined(CONFIG_USER_ONLY) 5333 GEN_PRIV; 5334 #else 5335 CHK_SV; 5336 gen_helper_6xx_tlbi(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5337 #endif /* defined(CONFIG_USER_ONLY) */ 5338 } 5339 5340 /* 74xx TLB management */ 5341 5342 /* tlbld */ 5343 static void gen_tlbld_74xx(DisasContext *ctx) 5344 { 5345 #if defined(CONFIG_USER_ONLY) 5346 GEN_PRIV; 5347 #else 5348 CHK_SV; 5349 gen_helper_74xx_tlbd(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5350 #endif /* defined(CONFIG_USER_ONLY) */ 5351 } 5352 5353 /* tlbli */ 5354 static void gen_tlbli_74xx(DisasContext *ctx) 5355 { 5356 #if defined(CONFIG_USER_ONLY) 5357 GEN_PRIV; 5358 #else 5359 CHK_SV; 5360 gen_helper_74xx_tlbi(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5361 #endif /* defined(CONFIG_USER_ONLY) */ 5362 } 5363 5364 /* POWER instructions not in PowerPC 601 */ 5365 5366 /* clf */ 5367 static void gen_clf(DisasContext *ctx) 5368 { 5369 /* Cache line flush: implemented as no-op */ 5370 } 5371 5372 /* cli */ 5373 static void gen_cli(DisasContext *ctx) 5374 { 5375 #if defined(CONFIG_USER_ONLY) 5376 GEN_PRIV; 5377 #else 5378 /* Cache line invalidate: privileged and treated as no-op */ 5379 CHK_SV; 5380 #endif /* defined(CONFIG_USER_ONLY) */ 5381 } 5382 5383 /* dclst */ 5384 static void gen_dclst(DisasContext *ctx) 5385 { 5386 /* Data cache line store: treated as no-op */ 5387 } 5388 5389 static void gen_mfsri(DisasContext *ctx) 5390 { 5391 #if defined(CONFIG_USER_ONLY) 5392 GEN_PRIV; 5393 #else 5394 int ra = rA(ctx->opcode); 5395 int rd = rD(ctx->opcode); 5396 TCGv t0; 5397 5398 CHK_SV; 5399 t0 = tcg_temp_new(); 5400 gen_addr_reg_index(ctx, t0); 5401 tcg_gen_extract_tl(t0, t0, 28, 4); 5402 gen_helper_load_sr(cpu_gpr[rd], cpu_env, t0); 5403 tcg_temp_free(t0); 5404 if (ra != 0 && ra != rd) 5405 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]); 5406 #endif /* defined(CONFIG_USER_ONLY) */ 5407 } 5408 5409 static void gen_rac(DisasContext *ctx) 5410 { 5411 #if defined(CONFIG_USER_ONLY) 5412 GEN_PRIV; 5413 #else 5414 TCGv t0; 5415 5416 CHK_SV; 5417 t0 = tcg_temp_new(); 5418 gen_addr_reg_index(ctx, t0); 5419 gen_helper_rac(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 5420 tcg_temp_free(t0); 5421 #endif /* defined(CONFIG_USER_ONLY) */ 5422 } 5423 5424 static void gen_rfsvc(DisasContext *ctx) 5425 { 5426 #if defined(CONFIG_USER_ONLY) 5427 GEN_PRIV; 5428 #else 5429 CHK_SV; 5430 5431 gen_helper_rfsvc(cpu_env); 5432 gen_sync_exception(ctx); 5433 #endif /* defined(CONFIG_USER_ONLY) */ 5434 } 5435 5436 /* svc is not implemented for now */ 5437 5438 /* BookE specific instructions */ 5439 5440 /* XXX: not implemented on 440 ? */ 5441 static void gen_mfapidi(DisasContext *ctx) 5442 { 5443 /* XXX: TODO */ 5444 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5445 } 5446 5447 /* XXX: not implemented on 440 ? */ 5448 static void gen_tlbiva(DisasContext *ctx) 5449 { 5450 #if defined(CONFIG_USER_ONLY) 5451 GEN_PRIV; 5452 #else 5453 TCGv t0; 5454 5455 CHK_SV; 5456 t0 = tcg_temp_new(); 5457 gen_addr_reg_index(ctx, t0); 5458 gen_helper_tlbiva(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5459 tcg_temp_free(t0); 5460 #endif /* defined(CONFIG_USER_ONLY) */ 5461 } 5462 5463 /* All 405 MAC instructions are translated here */ 5464 static inline void gen_405_mulladd_insn(DisasContext *ctx, int opc2, int opc3, 5465 int ra, int rb, int rt, int Rc) 5466 { 5467 TCGv t0, t1; 5468 5469 t0 = tcg_temp_local_new(); 5470 t1 = tcg_temp_local_new(); 5471 5472 switch (opc3 & 0x0D) { 5473 case 0x05: 5474 /* macchw - macchw. - macchwo - macchwo. */ 5475 /* macchws - macchws. - macchwso - macchwso. */ 5476 /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */ 5477 /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */ 5478 /* mulchw - mulchw. */ 5479 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); 5480 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16); 5481 tcg_gen_ext16s_tl(t1, t1); 5482 break; 5483 case 0x04: 5484 /* macchwu - macchwu. - macchwuo - macchwuo. */ 5485 /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */ 5486 /* mulchwu - mulchwu. */ 5487 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); 5488 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16); 5489 tcg_gen_ext16u_tl(t1, t1); 5490 break; 5491 case 0x01: 5492 /* machhw - machhw. - machhwo - machhwo. */ 5493 /* machhws - machhws. - machhwso - machhwso. */ 5494 /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */ 5495 /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */ 5496 /* mulhhw - mulhhw. */ 5497 tcg_gen_sari_tl(t0, cpu_gpr[ra], 16); 5498 tcg_gen_ext16s_tl(t0, t0); 5499 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16); 5500 tcg_gen_ext16s_tl(t1, t1); 5501 break; 5502 case 0x00: 5503 /* machhwu - machhwu. - machhwuo - machhwuo. */ 5504 /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */ 5505 /* mulhhwu - mulhhwu. */ 5506 tcg_gen_shri_tl(t0, cpu_gpr[ra], 16); 5507 tcg_gen_ext16u_tl(t0, t0); 5508 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16); 5509 tcg_gen_ext16u_tl(t1, t1); 5510 break; 5511 case 0x0D: 5512 /* maclhw - maclhw. - maclhwo - maclhwo. */ 5513 /* maclhws - maclhws. - maclhwso - maclhwso. */ 5514 /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */ 5515 /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */ 5516 /* mullhw - mullhw. */ 5517 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); 5518 tcg_gen_ext16s_tl(t1, cpu_gpr[rb]); 5519 break; 5520 case 0x0C: 5521 /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */ 5522 /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */ 5523 /* mullhwu - mullhwu. */ 5524 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); 5525 tcg_gen_ext16u_tl(t1, cpu_gpr[rb]); 5526 break; 5527 } 5528 if (opc2 & 0x04) { 5529 /* (n)multiply-and-accumulate (0x0C / 0x0E) */ 5530 tcg_gen_mul_tl(t1, t0, t1); 5531 if (opc2 & 0x02) { 5532 /* nmultiply-and-accumulate (0x0E) */ 5533 tcg_gen_sub_tl(t0, cpu_gpr[rt], t1); 5534 } else { 5535 /* multiply-and-accumulate (0x0C) */ 5536 tcg_gen_add_tl(t0, cpu_gpr[rt], t1); 5537 } 5538 5539 if (opc3 & 0x12) { 5540 /* Check overflow and/or saturate */ 5541 TCGLabel *l1 = gen_new_label(); 5542 5543 if (opc3 & 0x10) { 5544 /* Start with XER OV disabled, the most likely case */ 5545 tcg_gen_movi_tl(cpu_ov, 0); 5546 } 5547 if (opc3 & 0x01) { 5548 /* Signed */ 5549 tcg_gen_xor_tl(t1, cpu_gpr[rt], t1); 5550 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1); 5551 tcg_gen_xor_tl(t1, cpu_gpr[rt], t0); 5552 tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1); 5553 if (opc3 & 0x02) { 5554 /* Saturate */ 5555 tcg_gen_sari_tl(t0, cpu_gpr[rt], 31); 5556 tcg_gen_xori_tl(t0, t0, 0x7fffffff); 5557 } 5558 } else { 5559 /* Unsigned */ 5560 tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1); 5561 if (opc3 & 0x02) { 5562 /* Saturate */ 5563 tcg_gen_movi_tl(t0, UINT32_MAX); 5564 } 5565 } 5566 if (opc3 & 0x10) { 5567 /* Check overflow */ 5568 tcg_gen_movi_tl(cpu_ov, 1); 5569 tcg_gen_movi_tl(cpu_so, 1); 5570 } 5571 gen_set_label(l1); 5572 tcg_gen_mov_tl(cpu_gpr[rt], t0); 5573 } 5574 } else { 5575 tcg_gen_mul_tl(cpu_gpr[rt], t0, t1); 5576 } 5577 tcg_temp_free(t0); 5578 tcg_temp_free(t1); 5579 if (unlikely(Rc) != 0) { 5580 /* Update Rc0 */ 5581 gen_set_Rc0(ctx, cpu_gpr[rt]); 5582 } 5583 } 5584 5585 #define GEN_MAC_HANDLER(name, opc2, opc3) \ 5586 static void glue(gen_, name)(DisasContext *ctx) \ 5587 { \ 5588 gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \ 5589 rD(ctx->opcode), Rc(ctx->opcode)); \ 5590 } 5591 5592 /* macchw - macchw. */ 5593 GEN_MAC_HANDLER(macchw, 0x0C, 0x05); 5594 /* macchwo - macchwo. */ 5595 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15); 5596 /* macchws - macchws. */ 5597 GEN_MAC_HANDLER(macchws, 0x0C, 0x07); 5598 /* macchwso - macchwso. */ 5599 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17); 5600 /* macchwsu - macchwsu. */ 5601 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06); 5602 /* macchwsuo - macchwsuo. */ 5603 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16); 5604 /* macchwu - macchwu. */ 5605 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04); 5606 /* macchwuo - macchwuo. */ 5607 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14); 5608 /* machhw - machhw. */ 5609 GEN_MAC_HANDLER(machhw, 0x0C, 0x01); 5610 /* machhwo - machhwo. */ 5611 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11); 5612 /* machhws - machhws. */ 5613 GEN_MAC_HANDLER(machhws, 0x0C, 0x03); 5614 /* machhwso - machhwso. */ 5615 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13); 5616 /* machhwsu - machhwsu. */ 5617 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02); 5618 /* machhwsuo - machhwsuo. */ 5619 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12); 5620 /* machhwu - machhwu. */ 5621 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00); 5622 /* machhwuo - machhwuo. */ 5623 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10); 5624 /* maclhw - maclhw. */ 5625 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D); 5626 /* maclhwo - maclhwo. */ 5627 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D); 5628 /* maclhws - maclhws. */ 5629 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F); 5630 /* maclhwso - maclhwso. */ 5631 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F); 5632 /* maclhwu - maclhwu. */ 5633 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C); 5634 /* maclhwuo - maclhwuo. */ 5635 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C); 5636 /* maclhwsu - maclhwsu. */ 5637 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E); 5638 /* maclhwsuo - maclhwsuo. */ 5639 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E); 5640 /* nmacchw - nmacchw. */ 5641 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05); 5642 /* nmacchwo - nmacchwo. */ 5643 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15); 5644 /* nmacchws - nmacchws. */ 5645 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07); 5646 /* nmacchwso - nmacchwso. */ 5647 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17); 5648 /* nmachhw - nmachhw. */ 5649 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01); 5650 /* nmachhwo - nmachhwo. */ 5651 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11); 5652 /* nmachhws - nmachhws. */ 5653 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03); 5654 /* nmachhwso - nmachhwso. */ 5655 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13); 5656 /* nmaclhw - nmaclhw. */ 5657 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D); 5658 /* nmaclhwo - nmaclhwo. */ 5659 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D); 5660 /* nmaclhws - nmaclhws. */ 5661 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F); 5662 /* nmaclhwso - nmaclhwso. */ 5663 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F); 5664 5665 /* mulchw - mulchw. */ 5666 GEN_MAC_HANDLER(mulchw, 0x08, 0x05); 5667 /* mulchwu - mulchwu. */ 5668 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04); 5669 /* mulhhw - mulhhw. */ 5670 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01); 5671 /* mulhhwu - mulhhwu. */ 5672 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00); 5673 /* mullhw - mullhw. */ 5674 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D); 5675 /* mullhwu - mullhwu. */ 5676 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C); 5677 5678 /* mfdcr */ 5679 static void gen_mfdcr(DisasContext *ctx) 5680 { 5681 #if defined(CONFIG_USER_ONLY) 5682 GEN_PRIV; 5683 #else 5684 TCGv dcrn; 5685 5686 CHK_SV; 5687 dcrn = tcg_const_tl(SPR(ctx->opcode)); 5688 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, dcrn); 5689 tcg_temp_free(dcrn); 5690 #endif /* defined(CONFIG_USER_ONLY) */ 5691 } 5692 5693 /* mtdcr */ 5694 static void gen_mtdcr(DisasContext *ctx) 5695 { 5696 #if defined(CONFIG_USER_ONLY) 5697 GEN_PRIV; 5698 #else 5699 TCGv dcrn; 5700 5701 CHK_SV; 5702 dcrn = tcg_const_tl(SPR(ctx->opcode)); 5703 gen_helper_store_dcr(cpu_env, dcrn, cpu_gpr[rS(ctx->opcode)]); 5704 tcg_temp_free(dcrn); 5705 #endif /* defined(CONFIG_USER_ONLY) */ 5706 } 5707 5708 /* mfdcrx */ 5709 /* XXX: not implemented on 440 ? */ 5710 static void gen_mfdcrx(DisasContext *ctx) 5711 { 5712 #if defined(CONFIG_USER_ONLY) 5713 GEN_PRIV; 5714 #else 5715 CHK_SV; 5716 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, 5717 cpu_gpr[rA(ctx->opcode)]); 5718 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5719 #endif /* defined(CONFIG_USER_ONLY) */ 5720 } 5721 5722 /* mtdcrx */ 5723 /* XXX: not implemented on 440 ? */ 5724 static void gen_mtdcrx(DisasContext *ctx) 5725 { 5726 #if defined(CONFIG_USER_ONLY) 5727 GEN_PRIV; 5728 #else 5729 CHK_SV; 5730 gen_helper_store_dcr(cpu_env, cpu_gpr[rA(ctx->opcode)], 5731 cpu_gpr[rS(ctx->opcode)]); 5732 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5733 #endif /* defined(CONFIG_USER_ONLY) */ 5734 } 5735 5736 /* mfdcrux (PPC 460) : user-mode access to DCR */ 5737 static void gen_mfdcrux(DisasContext *ctx) 5738 { 5739 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, 5740 cpu_gpr[rA(ctx->opcode)]); 5741 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5742 } 5743 5744 /* mtdcrux (PPC 460) : user-mode access to DCR */ 5745 static void gen_mtdcrux(DisasContext *ctx) 5746 { 5747 gen_helper_store_dcr(cpu_env, cpu_gpr[rA(ctx->opcode)], 5748 cpu_gpr[rS(ctx->opcode)]); 5749 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5750 } 5751 5752 /* dccci */ 5753 static void gen_dccci(DisasContext *ctx) 5754 { 5755 CHK_SV; 5756 /* interpreted as no-op */ 5757 } 5758 5759 /* dcread */ 5760 static void gen_dcread(DisasContext *ctx) 5761 { 5762 #if defined(CONFIG_USER_ONLY) 5763 GEN_PRIV; 5764 #else 5765 TCGv EA, val; 5766 5767 CHK_SV; 5768 gen_set_access_type(ctx, ACCESS_CACHE); 5769 EA = tcg_temp_new(); 5770 gen_addr_reg_index(ctx, EA); 5771 val = tcg_temp_new(); 5772 gen_qemu_ld32u(ctx, val, EA); 5773 tcg_temp_free(val); 5774 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA); 5775 tcg_temp_free(EA); 5776 #endif /* defined(CONFIG_USER_ONLY) */ 5777 } 5778 5779 /* icbt */ 5780 static void gen_icbt_40x(DisasContext *ctx) 5781 { 5782 /* interpreted as no-op */ 5783 /* XXX: specification say this is treated as a load by the MMU 5784 * but does not generate any exception 5785 */ 5786 } 5787 5788 /* iccci */ 5789 static void gen_iccci(DisasContext *ctx) 5790 { 5791 CHK_SV; 5792 /* interpreted as no-op */ 5793 } 5794 5795 /* icread */ 5796 static void gen_icread(DisasContext *ctx) 5797 { 5798 CHK_SV; 5799 /* interpreted as no-op */ 5800 } 5801 5802 /* rfci (supervisor only) */ 5803 static void gen_rfci_40x(DisasContext *ctx) 5804 { 5805 #if defined(CONFIG_USER_ONLY) 5806 GEN_PRIV; 5807 #else 5808 CHK_SV; 5809 /* Restore CPU state */ 5810 gen_helper_40x_rfci(cpu_env); 5811 gen_sync_exception(ctx); 5812 #endif /* defined(CONFIG_USER_ONLY) */ 5813 } 5814 5815 static void gen_rfci(DisasContext *ctx) 5816 { 5817 #if defined(CONFIG_USER_ONLY) 5818 GEN_PRIV; 5819 #else 5820 CHK_SV; 5821 /* Restore CPU state */ 5822 gen_helper_rfci(cpu_env); 5823 gen_sync_exception(ctx); 5824 #endif /* defined(CONFIG_USER_ONLY) */ 5825 } 5826 5827 /* BookE specific */ 5828 5829 /* XXX: not implemented on 440 ? */ 5830 static void gen_rfdi(DisasContext *ctx) 5831 { 5832 #if defined(CONFIG_USER_ONLY) 5833 GEN_PRIV; 5834 #else 5835 CHK_SV; 5836 /* Restore CPU state */ 5837 gen_helper_rfdi(cpu_env); 5838 gen_sync_exception(ctx); 5839 #endif /* defined(CONFIG_USER_ONLY) */ 5840 } 5841 5842 /* XXX: not implemented on 440 ? */ 5843 static void gen_rfmci(DisasContext *ctx) 5844 { 5845 #if defined(CONFIG_USER_ONLY) 5846 GEN_PRIV; 5847 #else 5848 CHK_SV; 5849 /* Restore CPU state */ 5850 gen_helper_rfmci(cpu_env); 5851 gen_sync_exception(ctx); 5852 #endif /* defined(CONFIG_USER_ONLY) */ 5853 } 5854 5855 /* TLB management - PowerPC 405 implementation */ 5856 5857 /* tlbre */ 5858 static void gen_tlbre_40x(DisasContext *ctx) 5859 { 5860 #if defined(CONFIG_USER_ONLY) 5861 GEN_PRIV; 5862 #else 5863 CHK_SV; 5864 switch (rB(ctx->opcode)) { 5865 case 0: 5866 gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_env, 5867 cpu_gpr[rA(ctx->opcode)]); 5868 break; 5869 case 1: 5870 gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_env, 5871 cpu_gpr[rA(ctx->opcode)]); 5872 break; 5873 default: 5874 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5875 break; 5876 } 5877 #endif /* defined(CONFIG_USER_ONLY) */ 5878 } 5879 5880 /* tlbsx - tlbsx. */ 5881 static void gen_tlbsx_40x(DisasContext *ctx) 5882 { 5883 #if defined(CONFIG_USER_ONLY) 5884 GEN_PRIV; 5885 #else 5886 TCGv t0; 5887 5888 CHK_SV; 5889 t0 = tcg_temp_new(); 5890 gen_addr_reg_index(ctx, t0); 5891 gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 5892 tcg_temp_free(t0); 5893 if (Rc(ctx->opcode)) { 5894 TCGLabel *l1 = gen_new_label(); 5895 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 5896 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1); 5897 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02); 5898 gen_set_label(l1); 5899 } 5900 #endif /* defined(CONFIG_USER_ONLY) */ 5901 } 5902 5903 /* tlbwe */ 5904 static void gen_tlbwe_40x(DisasContext *ctx) 5905 { 5906 #if defined(CONFIG_USER_ONLY) 5907 GEN_PRIV; 5908 #else 5909 CHK_SV; 5910 5911 switch (rB(ctx->opcode)) { 5912 case 0: 5913 gen_helper_4xx_tlbwe_hi(cpu_env, cpu_gpr[rA(ctx->opcode)], 5914 cpu_gpr[rS(ctx->opcode)]); 5915 break; 5916 case 1: 5917 gen_helper_4xx_tlbwe_lo(cpu_env, cpu_gpr[rA(ctx->opcode)], 5918 cpu_gpr[rS(ctx->opcode)]); 5919 break; 5920 default: 5921 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5922 break; 5923 } 5924 #endif /* defined(CONFIG_USER_ONLY) */ 5925 } 5926 5927 /* TLB management - PowerPC 440 implementation */ 5928 5929 /* tlbre */ 5930 static void gen_tlbre_440(DisasContext *ctx) 5931 { 5932 #if defined(CONFIG_USER_ONLY) 5933 GEN_PRIV; 5934 #else 5935 CHK_SV; 5936 5937 switch (rB(ctx->opcode)) { 5938 case 0: 5939 case 1: 5940 case 2: 5941 { 5942 TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode)); 5943 gen_helper_440_tlbre(cpu_gpr[rD(ctx->opcode)], cpu_env, 5944 t0, cpu_gpr[rA(ctx->opcode)]); 5945 tcg_temp_free_i32(t0); 5946 } 5947 break; 5948 default: 5949 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5950 break; 5951 } 5952 #endif /* defined(CONFIG_USER_ONLY) */ 5953 } 5954 5955 /* tlbsx - tlbsx. */ 5956 static void gen_tlbsx_440(DisasContext *ctx) 5957 { 5958 #if defined(CONFIG_USER_ONLY) 5959 GEN_PRIV; 5960 #else 5961 TCGv t0; 5962 5963 CHK_SV; 5964 t0 = tcg_temp_new(); 5965 gen_addr_reg_index(ctx, t0); 5966 gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 5967 tcg_temp_free(t0); 5968 if (Rc(ctx->opcode)) { 5969 TCGLabel *l1 = gen_new_label(); 5970 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 5971 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1); 5972 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02); 5973 gen_set_label(l1); 5974 } 5975 #endif /* defined(CONFIG_USER_ONLY) */ 5976 } 5977 5978 /* tlbwe */ 5979 static void gen_tlbwe_440(DisasContext *ctx) 5980 { 5981 #if defined(CONFIG_USER_ONLY) 5982 GEN_PRIV; 5983 #else 5984 CHK_SV; 5985 switch (rB(ctx->opcode)) { 5986 case 0: 5987 case 1: 5988 case 2: 5989 { 5990 TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode)); 5991 gen_helper_440_tlbwe(cpu_env, t0, cpu_gpr[rA(ctx->opcode)], 5992 cpu_gpr[rS(ctx->opcode)]); 5993 tcg_temp_free_i32(t0); 5994 } 5995 break; 5996 default: 5997 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5998 break; 5999 } 6000 #endif /* defined(CONFIG_USER_ONLY) */ 6001 } 6002 6003 /* TLB management - PowerPC BookE 2.06 implementation */ 6004 6005 /* tlbre */ 6006 static void gen_tlbre_booke206(DisasContext *ctx) 6007 { 6008 #if defined(CONFIG_USER_ONLY) 6009 GEN_PRIV; 6010 #else 6011 CHK_SV; 6012 gen_helper_booke206_tlbre(cpu_env); 6013 #endif /* defined(CONFIG_USER_ONLY) */ 6014 } 6015 6016 /* tlbsx - tlbsx. */ 6017 static void gen_tlbsx_booke206(DisasContext *ctx) 6018 { 6019 #if defined(CONFIG_USER_ONLY) 6020 GEN_PRIV; 6021 #else 6022 TCGv t0; 6023 6024 CHK_SV; 6025 if (rA(ctx->opcode)) { 6026 t0 = tcg_temp_new(); 6027 tcg_gen_mov_tl(t0, cpu_gpr[rD(ctx->opcode)]); 6028 } else { 6029 t0 = tcg_const_tl(0); 6030 } 6031 6032 tcg_gen_add_tl(t0, t0, cpu_gpr[rB(ctx->opcode)]); 6033 gen_helper_booke206_tlbsx(cpu_env, t0); 6034 tcg_temp_free(t0); 6035 #endif /* defined(CONFIG_USER_ONLY) */ 6036 } 6037 6038 /* tlbwe */ 6039 static void gen_tlbwe_booke206(DisasContext *ctx) 6040 { 6041 #if defined(CONFIG_USER_ONLY) 6042 GEN_PRIV; 6043 #else 6044 CHK_SV; 6045 gen_helper_booke206_tlbwe(cpu_env); 6046 #endif /* defined(CONFIG_USER_ONLY) */ 6047 } 6048 6049 static void gen_tlbivax_booke206(DisasContext *ctx) 6050 { 6051 #if defined(CONFIG_USER_ONLY) 6052 GEN_PRIV; 6053 #else 6054 TCGv t0; 6055 6056 CHK_SV; 6057 t0 = tcg_temp_new(); 6058 gen_addr_reg_index(ctx, t0); 6059 gen_helper_booke206_tlbivax(cpu_env, t0); 6060 tcg_temp_free(t0); 6061 #endif /* defined(CONFIG_USER_ONLY) */ 6062 } 6063 6064 static void gen_tlbilx_booke206(DisasContext *ctx) 6065 { 6066 #if defined(CONFIG_USER_ONLY) 6067 GEN_PRIV; 6068 #else 6069 TCGv t0; 6070 6071 CHK_SV; 6072 t0 = tcg_temp_new(); 6073 gen_addr_reg_index(ctx, t0); 6074 6075 switch((ctx->opcode >> 21) & 0x3) { 6076 case 0: 6077 gen_helper_booke206_tlbilx0(cpu_env, t0); 6078 break; 6079 case 1: 6080 gen_helper_booke206_tlbilx1(cpu_env, t0); 6081 break; 6082 case 3: 6083 gen_helper_booke206_tlbilx3(cpu_env, t0); 6084 break; 6085 default: 6086 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 6087 break; 6088 } 6089 6090 tcg_temp_free(t0); 6091 #endif /* defined(CONFIG_USER_ONLY) */ 6092 } 6093 6094 6095 /* wrtee */ 6096 static void gen_wrtee(DisasContext *ctx) 6097 { 6098 #if defined(CONFIG_USER_ONLY) 6099 GEN_PRIV; 6100 #else 6101 TCGv t0; 6102 6103 CHK_SV; 6104 t0 = tcg_temp_new(); 6105 tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE)); 6106 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE)); 6107 tcg_gen_or_tl(cpu_msr, cpu_msr, t0); 6108 tcg_temp_free(t0); 6109 /* Stop translation to have a chance to raise an exception 6110 * if we just set msr_ee to 1 6111 */ 6112 gen_stop_exception(ctx); 6113 #endif /* defined(CONFIG_USER_ONLY) */ 6114 } 6115 6116 /* wrteei */ 6117 static void gen_wrteei(DisasContext *ctx) 6118 { 6119 #if defined(CONFIG_USER_ONLY) 6120 GEN_PRIV; 6121 #else 6122 CHK_SV; 6123 if (ctx->opcode & 0x00008000) { 6124 tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE)); 6125 /* Stop translation to have a chance to raise an exception */ 6126 gen_stop_exception(ctx); 6127 } else { 6128 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE)); 6129 } 6130 #endif /* defined(CONFIG_USER_ONLY) */ 6131 } 6132 6133 /* PowerPC 440 specific instructions */ 6134 6135 /* dlmzb */ 6136 static void gen_dlmzb(DisasContext *ctx) 6137 { 6138 TCGv_i32 t0 = tcg_const_i32(Rc(ctx->opcode)); 6139 gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_env, 6140 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); 6141 tcg_temp_free_i32(t0); 6142 } 6143 6144 /* mbar replaces eieio on 440 */ 6145 static void gen_mbar(DisasContext *ctx) 6146 { 6147 /* interpreted as no-op */ 6148 } 6149 6150 /* msync replaces sync on 440 */ 6151 static void gen_msync_4xx(DisasContext *ctx) 6152 { 6153 /* interpreted as no-op */ 6154 } 6155 6156 /* icbt */ 6157 static void gen_icbt_440(DisasContext *ctx) 6158 { 6159 /* interpreted as no-op */ 6160 /* XXX: specification say this is treated as a load by the MMU 6161 * but does not generate any exception 6162 */ 6163 } 6164 6165 /* Embedded.Processor Control */ 6166 6167 static void gen_msgclr(DisasContext *ctx) 6168 { 6169 #if defined(CONFIG_USER_ONLY) 6170 GEN_PRIV; 6171 #else 6172 CHK_HV; 6173 /* 64-bit server processors compliant with arch 2.x */ 6174 if (ctx->insns_flags & PPC_SEGMENT_64B) { 6175 gen_helper_book3s_msgclr(cpu_env, cpu_gpr[rB(ctx->opcode)]); 6176 } else { 6177 gen_helper_msgclr(cpu_env, cpu_gpr[rB(ctx->opcode)]); 6178 } 6179 #endif /* defined(CONFIG_USER_ONLY) */ 6180 } 6181 6182 static void gen_msgsnd(DisasContext *ctx) 6183 { 6184 #if defined(CONFIG_USER_ONLY) 6185 GEN_PRIV; 6186 #else 6187 CHK_HV; 6188 /* 64-bit server processors compliant with arch 2.x */ 6189 if (ctx->insns_flags & PPC_SEGMENT_64B) { 6190 gen_helper_book3s_msgsnd(cpu_gpr[rB(ctx->opcode)]); 6191 } else { 6192 gen_helper_msgsnd(cpu_gpr[rB(ctx->opcode)]); 6193 } 6194 #endif /* defined(CONFIG_USER_ONLY) */ 6195 } 6196 6197 static void gen_msgsync(DisasContext *ctx) 6198 { 6199 #if defined(CONFIG_USER_ONLY) 6200 GEN_PRIV; 6201 #else 6202 CHK_HV; 6203 #endif /* defined(CONFIG_USER_ONLY) */ 6204 /* interpreted as no-op */ 6205 } 6206 6207 #if defined(TARGET_PPC64) 6208 static void gen_maddld(DisasContext *ctx) 6209 { 6210 TCGv_i64 t1 = tcg_temp_new_i64(); 6211 6212 tcg_gen_mul_i64(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 6213 tcg_gen_add_i64(cpu_gpr[rD(ctx->opcode)], t1, cpu_gpr[rC(ctx->opcode)]); 6214 tcg_temp_free_i64(t1); 6215 } 6216 6217 /* maddhd maddhdu */ 6218 static void gen_maddhd_maddhdu(DisasContext *ctx) 6219 { 6220 TCGv_i64 lo = tcg_temp_new_i64(); 6221 TCGv_i64 hi = tcg_temp_new_i64(); 6222 TCGv_i64 t1 = tcg_temp_new_i64(); 6223 6224 if (Rc(ctx->opcode)) { 6225 tcg_gen_mulu2_i64(lo, hi, cpu_gpr[rA(ctx->opcode)], 6226 cpu_gpr[rB(ctx->opcode)]); 6227 tcg_gen_movi_i64(t1, 0); 6228 } else { 6229 tcg_gen_muls2_i64(lo, hi, cpu_gpr[rA(ctx->opcode)], 6230 cpu_gpr[rB(ctx->opcode)]); 6231 tcg_gen_sari_i64(t1, cpu_gpr[rC(ctx->opcode)], 63); 6232 } 6233 tcg_gen_add2_i64(t1, cpu_gpr[rD(ctx->opcode)], lo, hi, 6234 cpu_gpr[rC(ctx->opcode)], t1); 6235 tcg_temp_free_i64(lo); 6236 tcg_temp_free_i64(hi); 6237 tcg_temp_free_i64(t1); 6238 } 6239 #endif /* defined(TARGET_PPC64) */ 6240 6241 static void gen_tbegin(DisasContext *ctx) 6242 { 6243 if (unlikely(!ctx->tm_enabled)) { 6244 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); 6245 return; 6246 } 6247 gen_helper_tbegin(cpu_env); 6248 } 6249 6250 #define GEN_TM_NOOP(name) \ 6251 static inline void gen_##name(DisasContext *ctx) \ 6252 { \ 6253 if (unlikely(!ctx->tm_enabled)) { \ 6254 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); \ 6255 return; \ 6256 } \ 6257 /* Because tbegin always fails in QEMU, these user \ 6258 * space instructions all have a simple implementation: \ 6259 * \ 6260 * CR[0] = 0b0 || MSR[TS] || 0b0 \ 6261 * = 0b0 || 0b00 || 0b0 \ 6262 */ \ 6263 tcg_gen_movi_i32(cpu_crf[0], 0); \ 6264 } 6265 6266 GEN_TM_NOOP(tend); 6267 GEN_TM_NOOP(tabort); 6268 GEN_TM_NOOP(tabortwc); 6269 GEN_TM_NOOP(tabortwci); 6270 GEN_TM_NOOP(tabortdc); 6271 GEN_TM_NOOP(tabortdci); 6272 GEN_TM_NOOP(tsr); 6273 static inline void gen_cp_abort(DisasContext *ctx) 6274 { 6275 // Do Nothing 6276 } 6277 6278 #define GEN_CP_PASTE_NOOP(name) \ 6279 static inline void gen_##name(DisasContext *ctx) \ 6280 { \ 6281 /* Generate invalid exception until \ 6282 * we have an implementation of the copy \ 6283 * paste facility \ 6284 */ \ 6285 gen_invalid(ctx); \ 6286 } 6287 6288 GEN_CP_PASTE_NOOP(copy) 6289 GEN_CP_PASTE_NOOP(paste) 6290 6291 static void gen_tcheck(DisasContext *ctx) 6292 { 6293 if (unlikely(!ctx->tm_enabled)) { 6294 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); 6295 return; 6296 } 6297 /* Because tbegin always fails, the tcheck implementation 6298 * is simple: 6299 * 6300 * CR[CRF] = TDOOMED || MSR[TS] || 0b0 6301 * = 0b1 || 0b00 || 0b0 6302 */ 6303 tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0x8); 6304 } 6305 6306 #if defined(CONFIG_USER_ONLY) 6307 #define GEN_TM_PRIV_NOOP(name) \ 6308 static inline void gen_##name(DisasContext *ctx) \ 6309 { \ 6310 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); \ 6311 } 6312 6313 #else 6314 6315 #define GEN_TM_PRIV_NOOP(name) \ 6316 static inline void gen_##name(DisasContext *ctx) \ 6317 { \ 6318 CHK_SV; \ 6319 if (unlikely(!ctx->tm_enabled)) { \ 6320 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); \ 6321 return; \ 6322 } \ 6323 /* Because tbegin always fails, the implementation is \ 6324 * simple: \ 6325 * \ 6326 * CR[0] = 0b0 || MSR[TS] || 0b0 \ 6327 * = 0b0 || 0b00 | 0b0 \ 6328 */ \ 6329 tcg_gen_movi_i32(cpu_crf[0], 0); \ 6330 } 6331 6332 #endif 6333 6334 GEN_TM_PRIV_NOOP(treclaim); 6335 GEN_TM_PRIV_NOOP(trechkpt); 6336 6337 #include "translate/fp-impl.inc.c" 6338 6339 #include "translate/vmx-impl.inc.c" 6340 6341 #include "translate/vsx-impl.inc.c" 6342 6343 #include "translate/dfp-impl.inc.c" 6344 6345 #include "translate/spe-impl.inc.c" 6346 6347 /* Handles lfdp, lxsd, lxssp */ 6348 static void gen_dform39(DisasContext *ctx) 6349 { 6350 switch (ctx->opcode & 0x3) { 6351 case 0: /* lfdp */ 6352 if (ctx->insns_flags2 & PPC2_ISA205) { 6353 return gen_lfdp(ctx); 6354 } 6355 break; 6356 case 2: /* lxsd */ 6357 if (ctx->insns_flags2 & PPC2_ISA300) { 6358 return gen_lxsd(ctx); 6359 } 6360 break; 6361 case 3: /* lxssp */ 6362 if (ctx->insns_flags2 & PPC2_ISA300) { 6363 return gen_lxssp(ctx); 6364 } 6365 break; 6366 } 6367 return gen_invalid(ctx); 6368 } 6369 6370 /* handles stfdp, lxv, stxsd, stxssp lxvx */ 6371 static void gen_dform3D(DisasContext *ctx) 6372 { 6373 if ((ctx->opcode & 3) == 1) { /* DQ-FORM */ 6374 switch (ctx->opcode & 0x7) { 6375 case 1: /* lxv */ 6376 if (ctx->insns_flags2 & PPC2_ISA300) { 6377 return gen_lxv(ctx); 6378 } 6379 break; 6380 case 5: /* stxv */ 6381 if (ctx->insns_flags2 & PPC2_ISA300) { 6382 return gen_stxv(ctx); 6383 } 6384 break; 6385 } 6386 } else { /* DS-FORM */ 6387 switch (ctx->opcode & 0x3) { 6388 case 0: /* stfdp */ 6389 if (ctx->insns_flags2 & PPC2_ISA205) { 6390 return gen_stfdp(ctx); 6391 } 6392 break; 6393 case 2: /* stxsd */ 6394 if (ctx->insns_flags2 & PPC2_ISA300) { 6395 return gen_stxsd(ctx); 6396 } 6397 break; 6398 case 3: /* stxssp */ 6399 if (ctx->insns_flags2 & PPC2_ISA300) { 6400 return gen_stxssp(ctx); 6401 } 6402 break; 6403 } 6404 } 6405 return gen_invalid(ctx); 6406 } 6407 6408 static opcode_t opcodes[] = { 6409 GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE), 6410 GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER), 6411 GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER), 6412 GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400001, PPC_INTEGER), 6413 GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER), 6414 #if defined(TARGET_PPC64) 6415 GEN_HANDLER_E(cmpeqb, 0x1F, 0x00, 0x07, 0x00600000, PPC_NONE, PPC2_ISA300), 6416 #endif 6417 GEN_HANDLER_E(cmpb, 0x1F, 0x1C, 0x0F, 0x00000001, PPC_NONE, PPC2_ISA205), 6418 GEN_HANDLER_E(cmprb, 0x1F, 0x00, 0x06, 0x00400001, PPC_NONE, PPC2_ISA300), 6419 GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL), 6420 GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6421 GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6422 GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6423 GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6424 GEN_HANDLER_E(addpcis, 0x13, 0x2, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA300), 6425 GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER), 6426 GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER), 6427 GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER), 6428 GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER), 6429 GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6430 #if defined(TARGET_PPC64) 6431 GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B), 6432 #endif 6433 GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER), 6434 GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER), 6435 GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6436 GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6437 GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6438 GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER), 6439 GEN_HANDLER_E(cnttzw, 0x1F, 0x1A, 0x10, 0x00000000, PPC_NONE, PPC2_ISA300), 6440 GEN_HANDLER_E(copy, 0x1F, 0x06, 0x18, 0x03C00001, PPC_NONE, PPC2_ISA300), 6441 GEN_HANDLER_E(cp_abort, 0x1F, 0x06, 0x1A, 0x03FFF801, PPC_NONE, PPC2_ISA300), 6442 GEN_HANDLER_E(paste, 0x1F, 0x06, 0x1C, 0x03C00000, PPC_NONE, PPC2_ISA300), 6443 GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER), 6444 GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER), 6445 GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6446 GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6447 GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6448 GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6449 GEN_HANDLER(popcntb, 0x1F, 0x1A, 0x03, 0x0000F801, PPC_POPCNTB), 6450 GEN_HANDLER(popcntw, 0x1F, 0x1A, 0x0b, 0x0000F801, PPC_POPCNTWD), 6451 GEN_HANDLER_E(prtyw, 0x1F, 0x1A, 0x04, 0x0000F801, PPC_NONE, PPC2_ISA205), 6452 #if defined(TARGET_PPC64) 6453 GEN_HANDLER(popcntd, 0x1F, 0x1A, 0x0F, 0x0000F801, PPC_POPCNTWD), 6454 GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B), 6455 GEN_HANDLER_E(cnttzd, 0x1F, 0x1A, 0x11, 0x00000000, PPC_NONE, PPC2_ISA300), 6456 GEN_HANDLER_E(darn, 0x1F, 0x13, 0x17, 0x001CF801, PPC_NONE, PPC2_ISA300), 6457 GEN_HANDLER_E(prtyd, 0x1F, 0x1A, 0x05, 0x0000F801, PPC_NONE, PPC2_ISA205), 6458 GEN_HANDLER_E(bpermd, 0x1F, 0x1C, 0x07, 0x00000001, PPC_NONE, PPC2_PERM_ISA206), 6459 #endif 6460 GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6461 GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6462 GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6463 GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER), 6464 GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER), 6465 GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER), 6466 GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER), 6467 #if defined(TARGET_PPC64) 6468 GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B), 6469 GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B), 6470 GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B), 6471 GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B), 6472 GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B), 6473 GEN_HANDLER2_E(extswsli0, "extswsli", 0x1F, 0x1A, 0x1B, 0x00000000, 6474 PPC_NONE, PPC2_ISA300), 6475 GEN_HANDLER2_E(extswsli1, "extswsli", 0x1F, 0x1B, 0x1B, 0x00000000, 6476 PPC_NONE, PPC2_ISA300), 6477 #endif 6478 #if defined(TARGET_PPC64) 6479 GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B), 6480 GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX), 6481 GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B), 6482 #endif 6483 /* handles lfdp, lxsd, lxssp */ 6484 GEN_HANDLER_E(dform39, 0x39, 0xFF, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA205), 6485 /* handles stfdp, lxv, stxsd, stxssp, stxv */ 6486 GEN_HANDLER_E(dform3D, 0x3D, 0xFF, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA205), 6487 GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6488 GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6489 GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING), 6490 GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING), 6491 GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING), 6492 GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING), 6493 GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO), 6494 GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM), 6495 GEN_HANDLER_E(lbarx, 0x1F, 0x14, 0x01, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6496 GEN_HANDLER_E(lharx, 0x1F, 0x14, 0x03, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6497 GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000000, PPC_RES), 6498 GEN_HANDLER_E(lwat, 0x1F, 0x06, 0x12, 0x00000001, PPC_NONE, PPC2_ISA300), 6499 GEN_HANDLER_E(stwat, 0x1F, 0x06, 0x16, 0x00000001, PPC_NONE, PPC2_ISA300), 6500 GEN_HANDLER_E(stbcx_, 0x1F, 0x16, 0x15, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6501 GEN_HANDLER_E(sthcx_, 0x1F, 0x16, 0x16, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6502 GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES), 6503 #if defined(TARGET_PPC64) 6504 GEN_HANDLER_E(ldat, 0x1F, 0x06, 0x13, 0x00000001, PPC_NONE, PPC2_ISA300), 6505 GEN_HANDLER_E(stdat, 0x1F, 0x06, 0x17, 0x00000001, PPC_NONE, PPC2_ISA300), 6506 GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000000, PPC_64B), 6507 GEN_HANDLER_E(lqarx, 0x1F, 0x14, 0x08, 0, PPC_NONE, PPC2_LSQ_ISA207), 6508 GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B), 6509 GEN_HANDLER_E(stqcx_, 0x1F, 0x16, 0x05, 0, PPC_NONE, PPC2_LSQ_ISA207), 6510 #endif 6511 GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC), 6512 GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT), 6513 GEN_HANDLER_E(wait, 0x1F, 0x1E, 0x00, 0x039FF801, PPC_NONE, PPC2_ISA300), 6514 GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW), 6515 GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW), 6516 GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW), 6517 GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW), 6518 GEN_HANDLER_E(bctar, 0x13, 0x10, 0x11, 0x0000E000, PPC_NONE, PPC2_BCTAR_ISA207), 6519 GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER), 6520 GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW), 6521 #if defined(TARGET_PPC64) 6522 GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B), 6523 GEN_HANDLER_E(stop, 0x13, 0x12, 0x0b, 0x03FFF801, PPC_NONE, PPC2_ISA300), 6524 GEN_HANDLER_E(doze, 0x13, 0x12, 0x0c, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6525 GEN_HANDLER_E(nap, 0x13, 0x12, 0x0d, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6526 GEN_HANDLER_E(sleep, 0x13, 0x12, 0x0e, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6527 GEN_HANDLER_E(rvwinkle, 0x13, 0x12, 0x0f, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6528 GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H), 6529 #endif 6530 GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW), 6531 GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW), 6532 GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW), 6533 #if defined(TARGET_PPC64) 6534 GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B), 6535 GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B), 6536 #endif 6537 GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC), 6538 GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC), 6539 GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC), 6540 GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC), 6541 GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB), 6542 GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC), 6543 #if defined(TARGET_PPC64) 6544 GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B), 6545 GEN_HANDLER_E(setb, 0x1F, 0x00, 0x04, 0x0003F801, PPC_NONE, PPC2_ISA300), 6546 GEN_HANDLER_E(mcrxrx, 0x1F, 0x00, 0x12, 0x007FF801, PPC_NONE, PPC2_ISA300), 6547 #endif 6548 GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001EF801, PPC_MISC), 6549 GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000000, PPC_MISC), 6550 GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE), 6551 GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE), 6552 GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE), 6553 GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x00000001, PPC_CACHE), 6554 GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x00000001, PPC_CACHE), 6555 GEN_HANDLER_E(dcbtls, 0x1F, 0x06, 0x05, 0x02000001, PPC_BOOKE, PPC2_BOOKE206), 6556 GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZ), 6557 GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC), 6558 GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC), 6559 GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC), 6560 GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI), 6561 GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA), 6562 GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT), 6563 GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT), 6564 GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT), 6565 GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT), 6566 #if defined(TARGET_PPC64) 6567 GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B), 6568 GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001, 6569 PPC_SEGMENT_64B), 6570 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B), 6571 GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001, 6572 PPC_SEGMENT_64B), 6573 GEN_HANDLER2(slbmte, "slbmte", 0x1F, 0x12, 0x0C, 0x001F0001, PPC_SEGMENT_64B), 6574 GEN_HANDLER2(slbmfee, "slbmfee", 0x1F, 0x13, 0x1C, 0x001F0001, PPC_SEGMENT_64B), 6575 GEN_HANDLER2(slbmfev, "slbmfev", 0x1F, 0x13, 0x1A, 0x001F0001, PPC_SEGMENT_64B), 6576 GEN_HANDLER2(slbfee_, "slbfee.", 0x1F, 0x13, 0x1E, 0x001F0000, PPC_SEGMENT_64B), 6577 #endif 6578 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA), 6579 /* XXX Those instructions will need to be handled differently for 6580 * different ISA versions */ 6581 GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x001F0001, PPC_MEM_TLBIE), 6582 GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x001F0001, PPC_MEM_TLBIE), 6583 GEN_HANDLER_E(tlbiel, 0x1F, 0x12, 0x08, 0x00100001, PPC_NONE, PPC2_ISA300), 6584 GEN_HANDLER_E(tlbie, 0x1F, 0x12, 0x09, 0x00100001, PPC_NONE, PPC2_ISA300), 6585 GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC), 6586 #if defined(TARGET_PPC64) 6587 GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x031FFC01, PPC_SLBI), 6588 GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI), 6589 GEN_HANDLER_E(slbieg, 0x1F, 0x12, 0x0E, 0x001F0001, PPC_NONE, PPC2_ISA300), 6590 GEN_HANDLER_E(slbsync, 0x1F, 0x12, 0x0A, 0x03FFF801, PPC_NONE, PPC2_ISA300), 6591 #endif 6592 GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN), 6593 GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN), 6594 GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR), 6595 GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR), 6596 GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR), 6597 GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR), 6598 GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR), 6599 GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR), 6600 GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR), 6601 GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR), 6602 GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR), 6603 GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR), 6604 GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR), 6605 GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR), 6606 GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR), 6607 GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR), 6608 GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR), 6609 GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR), 6610 GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR), 6611 GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR), 6612 GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR), 6613 GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR), 6614 GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR), 6615 GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR), 6616 GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR), 6617 GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR), 6618 GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR), 6619 GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR), 6620 GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR), 6621 GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR), 6622 GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR), 6623 GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR), 6624 GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR), 6625 GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR), 6626 GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR), 6627 GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR), 6628 GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC), 6629 GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC), 6630 GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC), 6631 GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB), 6632 GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB), 6633 GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB), 6634 GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB), 6635 GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER), 6636 GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER), 6637 GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER), 6638 GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER), 6639 GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER), 6640 GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER), 6641 GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6642 GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6643 GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2), 6644 GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2), 6645 GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6646 GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6647 GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2), 6648 GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2), 6649 GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI), 6650 GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA), 6651 GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR), 6652 GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR), 6653 GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX), 6654 GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX), 6655 GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX), 6656 GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX), 6657 GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON), 6658 GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON), 6659 GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT), 6660 GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON), 6661 GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON), 6662 GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP), 6663 GEN_HANDLER_E(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE, PPC2_BOOKE206), 6664 GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI), 6665 GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI), 6666 GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB), 6667 GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB), 6668 GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB), 6669 GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE), 6670 GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE), 6671 GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE), 6672 GEN_HANDLER2_E(tlbre_booke206, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, 6673 PPC_NONE, PPC2_BOOKE206), 6674 GEN_HANDLER2_E(tlbsx_booke206, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, 6675 PPC_NONE, PPC2_BOOKE206), 6676 GEN_HANDLER2_E(tlbwe_booke206, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, 6677 PPC_NONE, PPC2_BOOKE206), 6678 GEN_HANDLER2_E(tlbivax_booke206, "tlbivax", 0x1F, 0x12, 0x18, 0x00000001, 6679 PPC_NONE, PPC2_BOOKE206), 6680 GEN_HANDLER2_E(tlbilx_booke206, "tlbilx", 0x1F, 0x12, 0x00, 0x03800001, 6681 PPC_NONE, PPC2_BOOKE206), 6682 GEN_HANDLER2_E(msgsnd, "msgsnd", 0x1F, 0x0E, 0x06, 0x03ff0001, 6683 PPC_NONE, PPC2_PRCNTL), 6684 GEN_HANDLER2_E(msgclr, "msgclr", 0x1F, 0x0E, 0x07, 0x03ff0001, 6685 PPC_NONE, PPC2_PRCNTL), 6686 GEN_HANDLER2_E(msgsync, "msgsync", 0x1F, 0x16, 0x1B, 0x00000000, 6687 PPC_NONE, PPC2_PRCNTL), 6688 GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE), 6689 GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000E7C01, PPC_WRTEE), 6690 GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC), 6691 GEN_HANDLER_E(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, 6692 PPC_BOOKE, PPC2_BOOKE206), 6693 GEN_HANDLER(msync_4xx, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE), 6694 GEN_HANDLER2_E(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, 6695 PPC_BOOKE, PPC2_BOOKE206), 6696 GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC), 6697 GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC), 6698 GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC), 6699 GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC), 6700 GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC), 6701 #if defined(TARGET_PPC64) 6702 GEN_HANDLER_E(maddhd_maddhdu, 0x04, 0x18, 0xFF, 0x00000000, PPC_NONE, 6703 PPC2_ISA300), 6704 GEN_HANDLER_E(maddld, 0x04, 0x19, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA300), 6705 #endif 6706 6707 #undef GEN_INT_ARITH_ADD 6708 #undef GEN_INT_ARITH_ADD_CONST 6709 #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \ 6710 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER), 6711 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \ 6712 add_ca, compute_ca, compute_ov) \ 6713 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER), 6714 GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0) 6715 GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1) 6716 GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0) 6717 GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1) 6718 GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0) 6719 GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1) 6720 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0) 6721 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1) 6722 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0) 6723 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1) 6724 6725 #undef GEN_INT_ARITH_DIVW 6726 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \ 6727 GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER) 6728 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0), 6729 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1), 6730 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0), 6731 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1), 6732 GEN_HANDLER_E(divwe, 0x1F, 0x0B, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6733 GEN_HANDLER_E(divweo, 0x1F, 0x0B, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6734 GEN_HANDLER_E(divweu, 0x1F, 0x0B, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6735 GEN_HANDLER_E(divweuo, 0x1F, 0x0B, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6736 GEN_HANDLER_E(modsw, 0x1F, 0x0B, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), 6737 GEN_HANDLER_E(moduw, 0x1F, 0x0B, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), 6738 6739 #if defined(TARGET_PPC64) 6740 #undef GEN_INT_ARITH_DIVD 6741 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \ 6742 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) 6743 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0), 6744 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1), 6745 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0), 6746 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1), 6747 6748 GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6749 GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6750 GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6751 GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6752 GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), 6753 GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), 6754 6755 #undef GEN_INT_ARITH_MUL_HELPER 6756 #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \ 6757 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) 6758 GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00), 6759 GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02), 6760 GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17), 6761 #endif 6762 6763 #undef GEN_INT_ARITH_SUBF 6764 #undef GEN_INT_ARITH_SUBF_CONST 6765 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \ 6766 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER), 6767 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \ 6768 add_ca, compute_ca, compute_ov) \ 6769 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER), 6770 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0) 6771 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1) 6772 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0) 6773 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1) 6774 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0) 6775 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1) 6776 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0) 6777 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1) 6778 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0) 6779 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1) 6780 6781 #undef GEN_LOGICAL1 6782 #undef GEN_LOGICAL2 6783 #define GEN_LOGICAL2(name, tcg_op, opc, type) \ 6784 GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type) 6785 #define GEN_LOGICAL1(name, tcg_op, opc, type) \ 6786 GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) 6787 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER), 6788 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER), 6789 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER), 6790 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER), 6791 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER), 6792 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER), 6793 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER), 6794 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER), 6795 #if defined(TARGET_PPC64) 6796 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B), 6797 #endif 6798 6799 #if defined(TARGET_PPC64) 6800 #undef GEN_PPC64_R2 6801 #undef GEN_PPC64_R4 6802 #define GEN_PPC64_R2(name, opc1, opc2) \ 6803 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B),\ 6804 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ 6805 PPC_64B) 6806 #define GEN_PPC64_R4(name, opc1, opc2) \ 6807 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B),\ 6808 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \ 6809 PPC_64B), \ 6810 GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ 6811 PPC_64B), \ 6812 GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \ 6813 PPC_64B) 6814 GEN_PPC64_R4(rldicl, 0x1E, 0x00), 6815 GEN_PPC64_R4(rldicr, 0x1E, 0x02), 6816 GEN_PPC64_R4(rldic, 0x1E, 0x04), 6817 GEN_PPC64_R2(rldcl, 0x1E, 0x08), 6818 GEN_PPC64_R2(rldcr, 0x1E, 0x09), 6819 GEN_PPC64_R4(rldimi, 0x1E, 0x06), 6820 #endif 6821 6822 #undef GEN_LD 6823 #undef GEN_LDU 6824 #undef GEN_LDUX 6825 #undef GEN_LDX_E 6826 #undef GEN_LDS 6827 #define GEN_LD(name, ldop, opc, type) \ 6828 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type), 6829 #define GEN_LDU(name, ldop, opc, type) \ 6830 GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type), 6831 #define GEN_LDUX(name, ldop, opc2, opc3, type) \ 6832 GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type), 6833 #define GEN_LDX_E(name, ldop, opc2, opc3, type, type2, chk) \ 6834 GEN_HANDLER_E(name##x, 0x1F, opc2, opc3, 0x00000001, type, type2), 6835 #define GEN_LDS(name, ldop, op, type) \ 6836 GEN_LD(name, ldop, op | 0x20, type) \ 6837 GEN_LDU(name, ldop, op | 0x21, type) \ 6838 GEN_LDUX(name, ldop, 0x17, op | 0x01, type) \ 6839 GEN_LDX(name, ldop, 0x17, op | 0x00, type) 6840 6841 GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER) 6842 GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER) 6843 GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER) 6844 GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER) 6845 #if defined(TARGET_PPC64) 6846 GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B) 6847 GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B) 6848 GEN_LDUX(ld, ld64_i64, 0x15, 0x01, PPC_64B) 6849 GEN_LDX(ld, ld64_i64, 0x15, 0x00, PPC_64B) 6850 GEN_LDX_E(ldbr, ld64ur_i64, 0x14, 0x10, PPC_NONE, PPC2_DBRX, CHK_NONE) 6851 6852 /* HV/P7 and later only */ 6853 GEN_LDX_HVRM(ldcix, ld64_i64, 0x15, 0x1b, PPC_CILDST) 6854 GEN_LDX_HVRM(lwzcix, ld32u, 0x15, 0x18, PPC_CILDST) 6855 GEN_LDX_HVRM(lhzcix, ld16u, 0x15, 0x19, PPC_CILDST) 6856 GEN_LDX_HVRM(lbzcix, ld8u, 0x15, 0x1a, PPC_CILDST) 6857 #endif 6858 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER) 6859 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER) 6860 6861 #undef GEN_ST 6862 #undef GEN_STU 6863 #undef GEN_STUX 6864 #undef GEN_STX_E 6865 #undef GEN_STS 6866 #define GEN_ST(name, stop, opc, type) \ 6867 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type), 6868 #define GEN_STU(name, stop, opc, type) \ 6869 GEN_HANDLER(stop##u, opc, 0xFF, 0xFF, 0x00000000, type), 6870 #define GEN_STUX(name, stop, opc2, opc3, type) \ 6871 GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type), 6872 #define GEN_STX_E(name, stop, opc2, opc3, type, type2, chk) \ 6873 GEN_HANDLER_E(name##x, 0x1F, opc2, opc3, 0x00000001, type, type2), 6874 #define GEN_STS(name, stop, op, type) \ 6875 GEN_ST(name, stop, op | 0x20, type) \ 6876 GEN_STU(name, stop, op | 0x21, type) \ 6877 GEN_STUX(name, stop, 0x17, op | 0x01, type) \ 6878 GEN_STX(name, stop, 0x17, op | 0x00, type) 6879 6880 GEN_STS(stb, st8, 0x06, PPC_INTEGER) 6881 GEN_STS(sth, st16, 0x0C, PPC_INTEGER) 6882 GEN_STS(stw, st32, 0x04, PPC_INTEGER) 6883 #if defined(TARGET_PPC64) 6884 GEN_STUX(std, st64_i64, 0x15, 0x05, PPC_64B) 6885 GEN_STX(std, st64_i64, 0x15, 0x04, PPC_64B) 6886 GEN_STX_E(stdbr, st64r_i64, 0x14, 0x14, PPC_NONE, PPC2_DBRX, CHK_NONE) 6887 GEN_STX_HVRM(stdcix, st64_i64, 0x15, 0x1f, PPC_CILDST) 6888 GEN_STX_HVRM(stwcix, st32, 0x15, 0x1c, PPC_CILDST) 6889 GEN_STX_HVRM(sthcix, st16, 0x15, 0x1d, PPC_CILDST) 6890 GEN_STX_HVRM(stbcix, st8, 0x15, 0x1e, PPC_CILDST) 6891 #endif 6892 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER) 6893 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER) 6894 6895 #undef GEN_CRLOGIC 6896 #define GEN_CRLOGIC(name, tcg_op, opc) \ 6897 GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) 6898 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08), 6899 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04), 6900 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09), 6901 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07), 6902 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01), 6903 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E), 6904 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D), 6905 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06), 6906 6907 #undef GEN_MAC_HANDLER 6908 #define GEN_MAC_HANDLER(name, opc2, opc3) \ 6909 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) 6910 GEN_MAC_HANDLER(macchw, 0x0C, 0x05), 6911 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15), 6912 GEN_MAC_HANDLER(macchws, 0x0C, 0x07), 6913 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17), 6914 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06), 6915 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16), 6916 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04), 6917 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14), 6918 GEN_MAC_HANDLER(machhw, 0x0C, 0x01), 6919 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11), 6920 GEN_MAC_HANDLER(machhws, 0x0C, 0x03), 6921 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13), 6922 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02), 6923 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12), 6924 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00), 6925 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10), 6926 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D), 6927 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D), 6928 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F), 6929 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F), 6930 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C), 6931 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C), 6932 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E), 6933 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E), 6934 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05), 6935 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15), 6936 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07), 6937 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17), 6938 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01), 6939 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11), 6940 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03), 6941 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13), 6942 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D), 6943 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D), 6944 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F), 6945 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F), 6946 GEN_MAC_HANDLER(mulchw, 0x08, 0x05), 6947 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04), 6948 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01), 6949 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00), 6950 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D), 6951 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C), 6952 6953 GEN_HANDLER2_E(tbegin, "tbegin", 0x1F, 0x0E, 0x14, 0x01DFF800, \ 6954 PPC_NONE, PPC2_TM), 6955 GEN_HANDLER2_E(tend, "tend", 0x1F, 0x0E, 0x15, 0x01FFF800, \ 6956 PPC_NONE, PPC2_TM), 6957 GEN_HANDLER2_E(tabort, "tabort", 0x1F, 0x0E, 0x1C, 0x03E0F800, \ 6958 PPC_NONE, PPC2_TM), 6959 GEN_HANDLER2_E(tabortwc, "tabortwc", 0x1F, 0x0E, 0x18, 0x00000000, \ 6960 PPC_NONE, PPC2_TM), 6961 GEN_HANDLER2_E(tabortwci, "tabortwci", 0x1F, 0x0E, 0x1A, 0x00000000, \ 6962 PPC_NONE, PPC2_TM), 6963 GEN_HANDLER2_E(tabortdc, "tabortdc", 0x1F, 0x0E, 0x19, 0x00000000, \ 6964 PPC_NONE, PPC2_TM), 6965 GEN_HANDLER2_E(tabortdci, "tabortdci", 0x1F, 0x0E, 0x1B, 0x00000000, \ 6966 PPC_NONE, PPC2_TM), 6967 GEN_HANDLER2_E(tsr, "tsr", 0x1F, 0x0E, 0x17, 0x03DFF800, \ 6968 PPC_NONE, PPC2_TM), 6969 GEN_HANDLER2_E(tcheck, "tcheck", 0x1F, 0x0E, 0x16, 0x007FF800, \ 6970 PPC_NONE, PPC2_TM), 6971 GEN_HANDLER2_E(treclaim, "treclaim", 0x1F, 0x0E, 0x1D, 0x03E0F800, \ 6972 PPC_NONE, PPC2_TM), 6973 GEN_HANDLER2_E(trechkpt, "trechkpt", 0x1F, 0x0E, 0x1F, 0x03FFF800, \ 6974 PPC_NONE, PPC2_TM), 6975 6976 #include "translate/fp-ops.inc.c" 6977 6978 #include "translate/vmx-ops.inc.c" 6979 6980 #include "translate/vsx-ops.inc.c" 6981 6982 #include "translate/dfp-ops.inc.c" 6983 6984 #include "translate/spe-ops.inc.c" 6985 }; 6986 6987 #include "helper_regs.h" 6988 #include "translate_init.c" 6989 6990 /*****************************************************************************/ 6991 /* Misc PowerPC helpers */ 6992 void ppc_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf, 6993 int flags) 6994 { 6995 #define RGPL 4 6996 #define RFPL 4 6997 6998 PowerPCCPU *cpu = POWERPC_CPU(cs); 6999 CPUPPCState *env = &cpu->env; 7000 int i; 7001 7002 cpu_fprintf(f, "NIP " TARGET_FMT_lx " LR " TARGET_FMT_lx " CTR " 7003 TARGET_FMT_lx " XER " TARGET_FMT_lx " CPU#%d\n", 7004 env->nip, env->lr, env->ctr, cpu_read_xer(env), 7005 cs->cpu_index); 7006 cpu_fprintf(f, "MSR " TARGET_FMT_lx " HID0 " TARGET_FMT_lx " HF " 7007 TARGET_FMT_lx " iidx %d didx %d\n", 7008 env->msr, env->spr[SPR_HID0], 7009 env->hflags, env->immu_idx, env->dmmu_idx); 7010 #if !defined(NO_TIMER_DUMP) 7011 cpu_fprintf(f, "TB %08" PRIu32 " %08" PRIu64 7012 #if !defined(CONFIG_USER_ONLY) 7013 " DECR %08" PRIu32 7014 #endif 7015 "\n", 7016 cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env) 7017 #if !defined(CONFIG_USER_ONLY) 7018 , cpu_ppc_load_decr(env) 7019 #endif 7020 ); 7021 #endif 7022 for (i = 0; i < 32; i++) { 7023 if ((i & (RGPL - 1)) == 0) 7024 cpu_fprintf(f, "GPR%02d", i); 7025 cpu_fprintf(f, " %016" PRIx64, ppc_dump_gpr(env, i)); 7026 if ((i & (RGPL - 1)) == (RGPL - 1)) 7027 cpu_fprintf(f, "\n"); 7028 } 7029 cpu_fprintf(f, "CR "); 7030 for (i = 0; i < 8; i++) 7031 cpu_fprintf(f, "%01x", env->crf[i]); 7032 cpu_fprintf(f, " ["); 7033 for (i = 0; i < 8; i++) { 7034 char a = '-'; 7035 if (env->crf[i] & 0x08) 7036 a = 'L'; 7037 else if (env->crf[i] & 0x04) 7038 a = 'G'; 7039 else if (env->crf[i] & 0x02) 7040 a = 'E'; 7041 cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); 7042 } 7043 cpu_fprintf(f, " ] RES " TARGET_FMT_lx "\n", 7044 env->reserve_addr); 7045 for (i = 0; i < 32; i++) { 7046 if ((i & (RFPL - 1)) == 0) 7047 cpu_fprintf(f, "FPR%02d", i); 7048 cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i])); 7049 if ((i & (RFPL - 1)) == (RFPL - 1)) 7050 cpu_fprintf(f, "\n"); 7051 } 7052 cpu_fprintf(f, "FPSCR " TARGET_FMT_lx "\n", env->fpscr); 7053 #if !defined(CONFIG_USER_ONLY) 7054 cpu_fprintf(f, " SRR0 " TARGET_FMT_lx " SRR1 " TARGET_FMT_lx 7055 " PVR " TARGET_FMT_lx " VRSAVE " TARGET_FMT_lx "\n", 7056 env->spr[SPR_SRR0], env->spr[SPR_SRR1], 7057 env->spr[SPR_PVR], env->spr[SPR_VRSAVE]); 7058 7059 cpu_fprintf(f, "SPRG0 " TARGET_FMT_lx " SPRG1 " TARGET_FMT_lx 7060 " SPRG2 " TARGET_FMT_lx " SPRG3 " TARGET_FMT_lx "\n", 7061 env->spr[SPR_SPRG0], env->spr[SPR_SPRG1], 7062 env->spr[SPR_SPRG2], env->spr[SPR_SPRG3]); 7063 7064 cpu_fprintf(f, "SPRG4 " TARGET_FMT_lx " SPRG5 " TARGET_FMT_lx 7065 " SPRG6 " TARGET_FMT_lx " SPRG7 " TARGET_FMT_lx "\n", 7066 env->spr[SPR_SPRG4], env->spr[SPR_SPRG5], 7067 env->spr[SPR_SPRG6], env->spr[SPR_SPRG7]); 7068 7069 #if defined(TARGET_PPC64) 7070 if (env->excp_model == POWERPC_EXCP_POWER7 || 7071 env->excp_model == POWERPC_EXCP_POWER8) { 7072 cpu_fprintf(f, "HSRR0 " TARGET_FMT_lx " HSRR1 " TARGET_FMT_lx "\n", 7073 env->spr[SPR_HSRR0], env->spr[SPR_HSRR1]); 7074 } 7075 #endif 7076 if (env->excp_model == POWERPC_EXCP_BOOKE) { 7077 cpu_fprintf(f, "CSRR0 " TARGET_FMT_lx " CSRR1 " TARGET_FMT_lx 7078 " MCSRR0 " TARGET_FMT_lx " MCSRR1 " TARGET_FMT_lx "\n", 7079 env->spr[SPR_BOOKE_CSRR0], env->spr[SPR_BOOKE_CSRR1], 7080 env->spr[SPR_BOOKE_MCSRR0], env->spr[SPR_BOOKE_MCSRR1]); 7081 7082 cpu_fprintf(f, " TCR " TARGET_FMT_lx " TSR " TARGET_FMT_lx 7083 " ESR " TARGET_FMT_lx " DEAR " TARGET_FMT_lx "\n", 7084 env->spr[SPR_BOOKE_TCR], env->spr[SPR_BOOKE_TSR], 7085 env->spr[SPR_BOOKE_ESR], env->spr[SPR_BOOKE_DEAR]); 7086 7087 cpu_fprintf(f, " PIR " TARGET_FMT_lx " DECAR " TARGET_FMT_lx 7088 " IVPR " TARGET_FMT_lx " EPCR " TARGET_FMT_lx "\n", 7089 env->spr[SPR_BOOKE_PIR], env->spr[SPR_BOOKE_DECAR], 7090 env->spr[SPR_BOOKE_IVPR], env->spr[SPR_BOOKE_EPCR]); 7091 7092 cpu_fprintf(f, " MCSR " TARGET_FMT_lx " SPRG8 " TARGET_FMT_lx 7093 " EPR " TARGET_FMT_lx "\n", 7094 env->spr[SPR_BOOKE_MCSR], env->spr[SPR_BOOKE_SPRG8], 7095 env->spr[SPR_BOOKE_EPR]); 7096 7097 /* FSL-specific */ 7098 cpu_fprintf(f, " MCAR " TARGET_FMT_lx " PID1 " TARGET_FMT_lx 7099 " PID2 " TARGET_FMT_lx " SVR " TARGET_FMT_lx "\n", 7100 env->spr[SPR_Exxx_MCAR], env->spr[SPR_BOOKE_PID1], 7101 env->spr[SPR_BOOKE_PID2], env->spr[SPR_E500_SVR]); 7102 7103 /* 7104 * IVORs are left out as they are large and do not change often -- 7105 * they can be read with "p $ivor0", "p $ivor1", etc. 7106 */ 7107 } 7108 7109 #if defined(TARGET_PPC64) 7110 if (env->flags & POWERPC_FLAG_CFAR) { 7111 cpu_fprintf(f, " CFAR " TARGET_FMT_lx"\n", env->cfar); 7112 } 7113 #endif 7114 7115 if (env->spr_cb[SPR_LPCR].name) 7116 cpu_fprintf(f, " LPCR " TARGET_FMT_lx "\n", env->spr[SPR_LPCR]); 7117 7118 switch (POWERPC_MMU_VER(env->mmu_model)) { 7119 case POWERPC_MMU_32B: 7120 case POWERPC_MMU_601: 7121 case POWERPC_MMU_SOFT_6xx: 7122 case POWERPC_MMU_SOFT_74xx: 7123 #if defined(TARGET_PPC64) 7124 case POWERPC_MMU_VER_64B: 7125 case POWERPC_MMU_VER_2_03: 7126 case POWERPC_MMU_VER_2_06: 7127 case POWERPC_MMU_VER_2_07: 7128 case POWERPC_MMU_VER_3_00: 7129 #endif 7130 if (env->spr_cb[SPR_SDR1].name) { /* SDR1 Exists */ 7131 cpu_fprintf(f, " SDR1 " TARGET_FMT_lx " ", env->spr[SPR_SDR1]); 7132 } 7133 cpu_fprintf(f, " DAR " TARGET_FMT_lx " DSISR " TARGET_FMT_lx "\n", 7134 env->spr[SPR_DAR], env->spr[SPR_DSISR]); 7135 break; 7136 case POWERPC_MMU_BOOKE206: 7137 cpu_fprintf(f, " MAS0 " TARGET_FMT_lx " MAS1 " TARGET_FMT_lx 7138 " MAS2 " TARGET_FMT_lx " MAS3 " TARGET_FMT_lx "\n", 7139 env->spr[SPR_BOOKE_MAS0], env->spr[SPR_BOOKE_MAS1], 7140 env->spr[SPR_BOOKE_MAS2], env->spr[SPR_BOOKE_MAS3]); 7141 7142 cpu_fprintf(f, " MAS4 " TARGET_FMT_lx " MAS6 " TARGET_FMT_lx 7143 " MAS7 " TARGET_FMT_lx " PID " TARGET_FMT_lx "\n", 7144 env->spr[SPR_BOOKE_MAS4], env->spr[SPR_BOOKE_MAS6], 7145 env->spr[SPR_BOOKE_MAS7], env->spr[SPR_BOOKE_PID]); 7146 7147 cpu_fprintf(f, "MMUCFG " TARGET_FMT_lx " TLB0CFG " TARGET_FMT_lx 7148 " TLB1CFG " TARGET_FMT_lx "\n", 7149 env->spr[SPR_MMUCFG], env->spr[SPR_BOOKE_TLB0CFG], 7150 env->spr[SPR_BOOKE_TLB1CFG]); 7151 break; 7152 default: 7153 break; 7154 } 7155 #endif 7156 7157 #undef RGPL 7158 #undef RFPL 7159 } 7160 7161 void ppc_cpu_dump_statistics(CPUState *cs, FILE*f, 7162 fprintf_function cpu_fprintf, int flags) 7163 { 7164 #if defined(DO_PPC_STATISTICS) 7165 PowerPCCPU *cpu = POWERPC_CPU(cs); 7166 opc_handler_t **t1, **t2, **t3, *handler; 7167 int op1, op2, op3; 7168 7169 t1 = cpu->env.opcodes; 7170 for (op1 = 0; op1 < 64; op1++) { 7171 handler = t1[op1]; 7172 if (is_indirect_opcode(handler)) { 7173 t2 = ind_table(handler); 7174 for (op2 = 0; op2 < 32; op2++) { 7175 handler = t2[op2]; 7176 if (is_indirect_opcode(handler)) { 7177 t3 = ind_table(handler); 7178 for (op3 = 0; op3 < 32; op3++) { 7179 handler = t3[op3]; 7180 if (handler->count == 0) 7181 continue; 7182 cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: " 7183 "%016" PRIx64 " %" PRId64 "\n", 7184 op1, op2, op3, op1, (op3 << 5) | op2, 7185 handler->oname, 7186 handler->count, handler->count); 7187 } 7188 } else { 7189 if (handler->count == 0) 7190 continue; 7191 cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: " 7192 "%016" PRIx64 " %" PRId64 "\n", 7193 op1, op2, op1, op2, handler->oname, 7194 handler->count, handler->count); 7195 } 7196 } 7197 } else { 7198 if (handler->count == 0) 7199 continue; 7200 cpu_fprintf(f, "%02x (%02x ) %16s: %016" PRIx64 7201 " %" PRId64 "\n", 7202 op1, op1, handler->oname, 7203 handler->count, handler->count); 7204 } 7205 } 7206 #endif 7207 } 7208 7209 /*****************************************************************************/ 7210 void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) 7211 { 7212 CPUPPCState *env = cs->env_ptr; 7213 DisasContext ctx, *ctxp = &ctx; 7214 opc_handler_t **table, *handler; 7215 target_ulong pc_start; 7216 int num_insns; 7217 int max_insns; 7218 7219 pc_start = tb->pc; 7220 ctx.nip = pc_start; 7221 ctx.tb = tb; 7222 ctx.exception = POWERPC_EXCP_NONE; 7223 ctx.spr_cb = env->spr_cb; 7224 ctx.pr = msr_pr; 7225 ctx.mem_idx = env->dmmu_idx; 7226 ctx.dr = msr_dr; 7227 #if !defined(CONFIG_USER_ONLY) 7228 ctx.hv = msr_hv || !env->has_hv_mode; 7229 #endif 7230 ctx.insns_flags = env->insns_flags; 7231 ctx.insns_flags2 = env->insns_flags2; 7232 ctx.access_type = -1; 7233 ctx.need_access_type = !(env->mmu_model & POWERPC_MMU_64B); 7234 ctx.le_mode = !!(env->hflags & (1 << MSR_LE)); 7235 ctx.default_tcg_memop_mask = ctx.le_mode ? MO_LE : MO_BE; 7236 #if defined(TARGET_PPC64) 7237 ctx.sf_mode = msr_is_64bit(env, env->msr); 7238 ctx.has_cfar = !!(env->flags & POWERPC_FLAG_CFAR); 7239 #endif 7240 if (env->mmu_model == POWERPC_MMU_32B || 7241 env->mmu_model == POWERPC_MMU_601 || 7242 (env->mmu_model & POWERPC_MMU_64B)) 7243 ctx.lazy_tlb_flush = true; 7244 7245 ctx.fpu_enabled = !!msr_fp; 7246 if ((env->flags & POWERPC_FLAG_SPE) && msr_spe) 7247 ctx.spe_enabled = !!msr_spe; 7248 else 7249 ctx.spe_enabled = false; 7250 if ((env->flags & POWERPC_FLAG_VRE) && msr_vr) 7251 ctx.altivec_enabled = !!msr_vr; 7252 else 7253 ctx.altivec_enabled = false; 7254 if ((env->flags & POWERPC_FLAG_VSX) && msr_vsx) { 7255 ctx.vsx_enabled = !!msr_vsx; 7256 } else { 7257 ctx.vsx_enabled = false; 7258 } 7259 #if defined(TARGET_PPC64) 7260 if ((env->flags & POWERPC_FLAG_TM) && msr_tm) { 7261 ctx.tm_enabled = !!msr_tm; 7262 } else { 7263 ctx.tm_enabled = false; 7264 } 7265 #endif 7266 ctx.gtse = !!(env->spr[SPR_LPCR] & LPCR_GTSE); 7267 if ((env->flags & POWERPC_FLAG_SE) && msr_se) 7268 ctx.singlestep_enabled = CPU_SINGLE_STEP; 7269 else 7270 ctx.singlestep_enabled = 0; 7271 if ((env->flags & POWERPC_FLAG_BE) && msr_be) 7272 ctx.singlestep_enabled |= CPU_BRANCH_STEP; 7273 if (unlikely(cs->singlestep_enabled)) { 7274 ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP; 7275 } 7276 #if defined (DO_SINGLE_STEP) && 0 7277 /* Single step trace mode */ 7278 msr_se = 1; 7279 #endif 7280 num_insns = 0; 7281 max_insns = tb_cflags(tb) & CF_COUNT_MASK; 7282 if (max_insns == 0) { 7283 max_insns = CF_COUNT_MASK; 7284 } 7285 if (max_insns > TCG_MAX_INSNS) { 7286 max_insns = TCG_MAX_INSNS; 7287 } 7288 7289 gen_tb_start(tb); 7290 tcg_clear_temp_count(); 7291 /* Set env in case of segfault during code fetch */ 7292 while (ctx.exception == POWERPC_EXCP_NONE && !tcg_op_buf_full()) { 7293 tcg_gen_insn_start(ctx.nip); 7294 num_insns++; 7295 7296 if (unlikely(cpu_breakpoint_test(cs, ctx.nip, BP_ANY))) { 7297 gen_debug_exception(ctxp); 7298 /* The address covered by the breakpoint must be included in 7299 [tb->pc, tb->pc + tb->size) in order to for it to be 7300 properly cleared -- thus we increment the PC here so that 7301 the logic setting tb->size below does the right thing. */ 7302 ctx.nip += 4; 7303 break; 7304 } 7305 7306 LOG_DISAS("----------------\n"); 7307 LOG_DISAS("nip=" TARGET_FMT_lx " super=%d ir=%d\n", 7308 ctx.nip, ctx.mem_idx, (int)msr_ir); 7309 if (num_insns == max_insns && (tb_cflags(tb) & CF_LAST_IO)) 7310 gen_io_start(); 7311 if (unlikely(need_byteswap(&ctx))) { 7312 ctx.opcode = bswap32(cpu_ldl_code(env, ctx.nip)); 7313 } else { 7314 ctx.opcode = cpu_ldl_code(env, ctx.nip); 7315 } 7316 LOG_DISAS("translate opcode %08x (%02x %02x %02x %02x) (%s)\n", 7317 ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode), 7318 opc3(ctx.opcode), opc4(ctx.opcode), 7319 ctx.le_mode ? "little" : "big"); 7320 ctx.nip += 4; 7321 table = env->opcodes; 7322 handler = table[opc1(ctx.opcode)]; 7323 if (is_indirect_opcode(handler)) { 7324 table = ind_table(handler); 7325 handler = table[opc2(ctx.opcode)]; 7326 if (is_indirect_opcode(handler)) { 7327 table = ind_table(handler); 7328 handler = table[opc3(ctx.opcode)]; 7329 if (is_indirect_opcode(handler)) { 7330 table = ind_table(handler); 7331 handler = table[opc4(ctx.opcode)]; 7332 } 7333 } 7334 } 7335 /* Is opcode *REALLY* valid ? */ 7336 if (unlikely(handler->handler == &gen_invalid)) { 7337 qemu_log_mask(LOG_GUEST_ERROR, "invalid/unsupported opcode: " 7338 "%02x - %02x - %02x - %02x (%08x) " 7339 TARGET_FMT_lx " %d\n", 7340 opc1(ctx.opcode), opc2(ctx.opcode), 7341 opc3(ctx.opcode), opc4(ctx.opcode), 7342 ctx.opcode, ctx.nip - 4, (int)msr_ir); 7343 } else { 7344 uint32_t inval; 7345 7346 if (unlikely(handler->type & (PPC_SPE | PPC_SPE_SINGLE | PPC_SPE_DOUBLE) && Rc(ctx.opcode))) { 7347 inval = handler->inval2; 7348 } else { 7349 inval = handler->inval1; 7350 } 7351 7352 if (unlikely((ctx.opcode & inval) != 0)) { 7353 qemu_log_mask(LOG_GUEST_ERROR, "invalid bits: %08x for opcode: " 7354 "%02x - %02x - %02x - %02x (%08x) " 7355 TARGET_FMT_lx "\n", ctx.opcode & inval, 7356 opc1(ctx.opcode), opc2(ctx.opcode), 7357 opc3(ctx.opcode), opc4(ctx.opcode), 7358 ctx.opcode, ctx.nip - 4); 7359 gen_inval_exception(ctxp, POWERPC_EXCP_INVAL_INVAL); 7360 break; 7361 } 7362 } 7363 (*(handler->handler))(&ctx); 7364 #if defined(DO_PPC_STATISTICS) 7365 handler->count++; 7366 #endif 7367 /* Check trace mode exceptions */ 7368 if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP && 7369 (ctx.nip <= 0x100 || ctx.nip > 0xF00) && 7370 ctx.exception != POWERPC_SYSCALL && 7371 ctx.exception != POWERPC_EXCP_TRAP && 7372 ctx.exception != POWERPC_EXCP_BRANCH)) { 7373 gen_exception_nip(ctxp, POWERPC_EXCP_TRACE, ctx.nip); 7374 } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) || 7375 (cs->singlestep_enabled) || 7376 singlestep || 7377 num_insns >= max_insns)) { 7378 /* if we reach a page boundary or are single stepping, stop 7379 * generation 7380 */ 7381 break; 7382 } 7383 if (tcg_check_temp_count()) { 7384 fprintf(stderr, "Opcode %02x %02x %02x %02x (%08x) leaked " 7385 "temporaries\n", opc1(ctx.opcode), opc2(ctx.opcode), 7386 opc3(ctx.opcode), opc4(ctx.opcode), ctx.opcode); 7387 exit(1); 7388 } 7389 } 7390 if (tb_cflags(tb) & CF_LAST_IO) 7391 gen_io_end(); 7392 if (ctx.exception == POWERPC_EXCP_NONE) { 7393 gen_goto_tb(&ctx, 0, ctx.nip); 7394 } else if (ctx.exception != POWERPC_EXCP_BRANCH) { 7395 if (unlikely(cs->singlestep_enabled)) { 7396 gen_debug_exception(ctxp); 7397 } 7398 /* Generate the return instruction */ 7399 tcg_gen_exit_tb(0); 7400 } 7401 gen_tb_end(tb, num_insns); 7402 7403 tb->size = ctx.nip - pc_start; 7404 tb->icount = num_insns; 7405 7406 #if defined(DEBUG_DISAS) 7407 if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM) 7408 && qemu_log_in_addr_range(pc_start)) { 7409 qemu_log_lock(); 7410 qemu_log("IN: %s\n", lookup_symbol(pc_start)); 7411 log_target_disas(cs, pc_start, ctx.nip - pc_start); 7412 qemu_log("\n"); 7413 qemu_log_unlock(); 7414 } 7415 #endif 7416 } 7417 7418 void restore_state_to_opc(CPUPPCState *env, TranslationBlock *tb, 7419 target_ulong *data) 7420 { 7421 env->nip = data[0]; 7422 } 7423