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 TCGv_env cpu_env; 55 static char cpu_reg_names[10*3 + 22*4 /* GPR */ 56 + 10*4 + 22*5 /* SPE GPRh */ 57 + 10*4 + 22*5 /* FPR */ 58 + 2*(10*6 + 22*7) /* AVRh, AVRl */ 59 + 10*5 + 22*6 /* VSR */ 60 + 8*5 /* CRF */]; 61 static TCGv cpu_gpr[32]; 62 static TCGv cpu_gprh[32]; 63 static TCGv_i64 cpu_fpr[32]; 64 static TCGv_i64 cpu_avrh[32], cpu_avrl[32]; 65 static TCGv_i64 cpu_vsr[32]; 66 static TCGv_i32 cpu_crf[8]; 67 static TCGv cpu_nip; 68 static TCGv cpu_msr; 69 static TCGv cpu_ctr; 70 static TCGv cpu_lr; 71 #if defined(TARGET_PPC64) 72 static TCGv cpu_cfar; 73 #endif 74 static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca, cpu_ov32, cpu_ca32; 75 static TCGv cpu_reserve; 76 static TCGv cpu_reserve_val; 77 static TCGv cpu_fpscr; 78 static TCGv_i32 cpu_access_type; 79 80 #include "exec/gen-icount.h" 81 82 void ppc_translate_init(void) 83 { 84 int i; 85 char* p; 86 size_t cpu_reg_names_size; 87 static int done_init = 0; 88 89 if (done_init) 90 return; 91 92 cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env"); 93 tcg_ctx.tcg_env = cpu_env; 94 95 p = cpu_reg_names; 96 cpu_reg_names_size = sizeof(cpu_reg_names); 97 98 for (i = 0; i < 8; i++) { 99 snprintf(p, cpu_reg_names_size, "crf%d", i); 100 cpu_crf[i] = tcg_global_mem_new_i32(cpu_env, 101 offsetof(CPUPPCState, crf[i]), p); 102 p += 5; 103 cpu_reg_names_size -= 5; 104 } 105 106 for (i = 0; i < 32; i++) { 107 snprintf(p, cpu_reg_names_size, "r%d", i); 108 cpu_gpr[i] = tcg_global_mem_new(cpu_env, 109 offsetof(CPUPPCState, gpr[i]), p); 110 p += (i < 10) ? 3 : 4; 111 cpu_reg_names_size -= (i < 10) ? 3 : 4; 112 snprintf(p, cpu_reg_names_size, "r%dH", i); 113 cpu_gprh[i] = tcg_global_mem_new(cpu_env, 114 offsetof(CPUPPCState, gprh[i]), p); 115 p += (i < 10) ? 4 : 5; 116 cpu_reg_names_size -= (i < 10) ? 4 : 5; 117 118 snprintf(p, cpu_reg_names_size, "fp%d", i); 119 cpu_fpr[i] = tcg_global_mem_new_i64(cpu_env, 120 offsetof(CPUPPCState, fpr[i]), p); 121 p += (i < 10) ? 4 : 5; 122 cpu_reg_names_size -= (i < 10) ? 4 : 5; 123 124 snprintf(p, cpu_reg_names_size, "avr%dH", i); 125 #ifdef HOST_WORDS_BIGENDIAN 126 cpu_avrh[i] = tcg_global_mem_new_i64(cpu_env, 127 offsetof(CPUPPCState, avr[i].u64[0]), p); 128 #else 129 cpu_avrh[i] = tcg_global_mem_new_i64(cpu_env, 130 offsetof(CPUPPCState, avr[i].u64[1]), p); 131 #endif 132 p += (i < 10) ? 6 : 7; 133 cpu_reg_names_size -= (i < 10) ? 6 : 7; 134 135 snprintf(p, cpu_reg_names_size, "avr%dL", i); 136 #ifdef HOST_WORDS_BIGENDIAN 137 cpu_avrl[i] = tcg_global_mem_new_i64(cpu_env, 138 offsetof(CPUPPCState, avr[i].u64[1]), p); 139 #else 140 cpu_avrl[i] = tcg_global_mem_new_i64(cpu_env, 141 offsetof(CPUPPCState, avr[i].u64[0]), p); 142 #endif 143 p += (i < 10) ? 6 : 7; 144 cpu_reg_names_size -= (i < 10) ? 6 : 7; 145 snprintf(p, cpu_reg_names_size, "vsr%d", i); 146 cpu_vsr[i] = tcg_global_mem_new_i64(cpu_env, 147 offsetof(CPUPPCState, vsr[i]), p); 148 p += (i < 10) ? 5 : 6; 149 cpu_reg_names_size -= (i < 10) ? 5 : 6; 150 } 151 152 cpu_nip = tcg_global_mem_new(cpu_env, 153 offsetof(CPUPPCState, nip), "nip"); 154 155 cpu_msr = tcg_global_mem_new(cpu_env, 156 offsetof(CPUPPCState, msr), "msr"); 157 158 cpu_ctr = tcg_global_mem_new(cpu_env, 159 offsetof(CPUPPCState, ctr), "ctr"); 160 161 cpu_lr = tcg_global_mem_new(cpu_env, 162 offsetof(CPUPPCState, lr), "lr"); 163 164 #if defined(TARGET_PPC64) 165 cpu_cfar = tcg_global_mem_new(cpu_env, 166 offsetof(CPUPPCState, cfar), "cfar"); 167 #endif 168 169 cpu_xer = tcg_global_mem_new(cpu_env, 170 offsetof(CPUPPCState, xer), "xer"); 171 cpu_so = tcg_global_mem_new(cpu_env, 172 offsetof(CPUPPCState, so), "SO"); 173 cpu_ov = tcg_global_mem_new(cpu_env, 174 offsetof(CPUPPCState, ov), "OV"); 175 cpu_ca = tcg_global_mem_new(cpu_env, 176 offsetof(CPUPPCState, ca), "CA"); 177 cpu_ov32 = tcg_global_mem_new(cpu_env, 178 offsetof(CPUPPCState, ov32), "OV32"); 179 cpu_ca32 = tcg_global_mem_new(cpu_env, 180 offsetof(CPUPPCState, ca32), "CA32"); 181 182 cpu_reserve = tcg_global_mem_new(cpu_env, 183 offsetof(CPUPPCState, reserve_addr), 184 "reserve_addr"); 185 cpu_reserve_val = tcg_global_mem_new(cpu_env, 186 offsetof(CPUPPCState, reserve_val), 187 "reserve_val"); 188 189 cpu_fpscr = tcg_global_mem_new(cpu_env, 190 offsetof(CPUPPCState, fpscr), "fpscr"); 191 192 cpu_access_type = tcg_global_mem_new_i32(cpu_env, 193 offsetof(CPUPPCState, access_type), "access_type"); 194 195 done_init = 1; 196 } 197 198 /* internal defines */ 199 struct DisasContext { 200 struct TranslationBlock *tb; 201 target_ulong nip; 202 uint32_t opcode; 203 uint32_t exception; 204 /* Routine used to access memory */ 205 bool pr, hv, dr, le_mode; 206 bool lazy_tlb_flush; 207 bool need_access_type; 208 int mem_idx; 209 int access_type; 210 /* Translation flags */ 211 TCGMemOp default_tcg_memop_mask; 212 #if defined(TARGET_PPC64) 213 bool sf_mode; 214 bool has_cfar; 215 #endif 216 bool fpu_enabled; 217 bool altivec_enabled; 218 bool vsx_enabled; 219 bool spe_enabled; 220 bool tm_enabled; 221 bool gtse; 222 ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */ 223 int singlestep_enabled; 224 uint64_t insns_flags; 225 uint64_t insns_flags2; 226 }; 227 228 /* Return true iff byteswap is needed in a scalar memop */ 229 static inline bool need_byteswap(const DisasContext *ctx) 230 { 231 #if defined(TARGET_WORDS_BIGENDIAN) 232 return ctx->le_mode; 233 #else 234 return !ctx->le_mode; 235 #endif 236 } 237 238 /* True when active word size < size of target_long. */ 239 #ifdef TARGET_PPC64 240 # define NARROW_MODE(C) (!(C)->sf_mode) 241 #else 242 # define NARROW_MODE(C) 0 243 #endif 244 245 struct opc_handler_t { 246 /* invalid bits for instruction 1 (Rc(opcode) == 0) */ 247 uint32_t inval1; 248 /* invalid bits for instruction 2 (Rc(opcode) == 1) */ 249 uint32_t inval2; 250 /* instruction type */ 251 uint64_t type; 252 /* extended instruction type */ 253 uint64_t type2; 254 /* handler */ 255 void (*handler)(DisasContext *ctx); 256 #if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU) 257 const char *oname; 258 #endif 259 #if defined(DO_PPC_STATISTICS) 260 uint64_t count; 261 #endif 262 }; 263 264 static inline void gen_set_access_type(DisasContext *ctx, int access_type) 265 { 266 if (ctx->need_access_type && ctx->access_type != access_type) { 267 tcg_gen_movi_i32(cpu_access_type, access_type); 268 ctx->access_type = access_type; 269 } 270 } 271 272 static inline void gen_update_nip(DisasContext *ctx, target_ulong nip) 273 { 274 if (NARROW_MODE(ctx)) { 275 nip = (uint32_t)nip; 276 } 277 tcg_gen_movi_tl(cpu_nip, nip); 278 } 279 280 static void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error) 281 { 282 TCGv_i32 t0, t1; 283 284 /* These are all synchronous exceptions, we set the PC back to 285 * the faulting instruction 286 */ 287 if (ctx->exception == POWERPC_EXCP_NONE) { 288 gen_update_nip(ctx, ctx->nip - 4); 289 } 290 t0 = tcg_const_i32(excp); 291 t1 = tcg_const_i32(error); 292 gen_helper_raise_exception_err(cpu_env, t0, t1); 293 tcg_temp_free_i32(t0); 294 tcg_temp_free_i32(t1); 295 ctx->exception = (excp); 296 } 297 298 static void gen_exception(DisasContext *ctx, uint32_t excp) 299 { 300 TCGv_i32 t0; 301 302 /* These are all synchronous exceptions, we set the PC back to 303 * the faulting instruction 304 */ 305 if (ctx->exception == POWERPC_EXCP_NONE) { 306 gen_update_nip(ctx, ctx->nip - 4); 307 } 308 t0 = tcg_const_i32(excp); 309 gen_helper_raise_exception(cpu_env, t0); 310 tcg_temp_free_i32(t0); 311 ctx->exception = (excp); 312 } 313 314 static void gen_exception_nip(DisasContext *ctx, uint32_t excp, 315 target_ulong nip) 316 { 317 TCGv_i32 t0; 318 319 gen_update_nip(ctx, nip); 320 t0 = tcg_const_i32(excp); 321 gen_helper_raise_exception(cpu_env, t0); 322 tcg_temp_free_i32(t0); 323 ctx->exception = (excp); 324 } 325 326 static void gen_debug_exception(DisasContext *ctx) 327 { 328 TCGv_i32 t0; 329 330 /* These are all synchronous exceptions, we set the PC back to 331 * the faulting instruction 332 */ 333 if ((ctx->exception != POWERPC_EXCP_BRANCH) && 334 (ctx->exception != POWERPC_EXCP_SYNC)) { 335 gen_update_nip(ctx, ctx->nip); 336 } 337 t0 = tcg_const_i32(EXCP_DEBUG); 338 gen_helper_raise_exception(cpu_env, t0); 339 tcg_temp_free_i32(t0); 340 } 341 342 static inline void gen_inval_exception(DisasContext *ctx, uint32_t error) 343 { 344 /* Will be converted to program check if needed */ 345 gen_exception_err(ctx, POWERPC_EXCP_HV_EMU, POWERPC_EXCP_INVAL | error); 346 } 347 348 static inline void gen_priv_exception(DisasContext *ctx, uint32_t error) 349 { 350 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_PRIV | error); 351 } 352 353 static inline void gen_hvpriv_exception(DisasContext *ctx, uint32_t error) 354 { 355 /* Will be converted to program check if needed */ 356 gen_exception_err(ctx, POWERPC_EXCP_HV_EMU, POWERPC_EXCP_PRIV | error); 357 } 358 359 /* Stop translation */ 360 static inline void gen_stop_exception(DisasContext *ctx) 361 { 362 gen_update_nip(ctx, ctx->nip); 363 ctx->exception = POWERPC_EXCP_STOP; 364 } 365 366 #ifndef CONFIG_USER_ONLY 367 /* No need to update nip here, as execution flow will change */ 368 static inline void gen_sync_exception(DisasContext *ctx) 369 { 370 ctx->exception = POWERPC_EXCP_SYNC; 371 } 372 #endif 373 374 #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ 375 GEN_OPCODE(name, opc1, opc2, opc3, inval, type, PPC_NONE) 376 377 #define GEN_HANDLER_E(name, opc1, opc2, opc3, inval, type, type2) \ 378 GEN_OPCODE(name, opc1, opc2, opc3, inval, type, type2) 379 380 #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \ 381 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type, PPC_NONE) 382 383 #define GEN_HANDLER2_E(name, onam, opc1, opc2, opc3, inval, type, type2) \ 384 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type, type2) 385 386 #define GEN_HANDLER_E_2(name, opc1, opc2, opc3, opc4, inval, type, type2) \ 387 GEN_OPCODE3(name, opc1, opc2, opc3, opc4, inval, type, type2) 388 389 #define GEN_HANDLER2_E_2(name, onam, opc1, opc2, opc3, opc4, inval, typ, typ2) \ 390 GEN_OPCODE4(name, onam, opc1, opc2, opc3, opc4, inval, typ, typ2) 391 392 typedef struct opcode_t { 393 unsigned char opc1, opc2, opc3, opc4; 394 #if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */ 395 unsigned char pad[4]; 396 #endif 397 opc_handler_t handler; 398 const char *oname; 399 } opcode_t; 400 401 /* Helpers for priv. check */ 402 #define GEN_PRIV \ 403 do { \ 404 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); return; \ 405 } while (0) 406 407 #if defined(CONFIG_USER_ONLY) 408 #define CHK_HV GEN_PRIV 409 #define CHK_SV GEN_PRIV 410 #define CHK_HVRM GEN_PRIV 411 #else 412 #define CHK_HV \ 413 do { \ 414 if (unlikely(ctx->pr || !ctx->hv)) { \ 415 GEN_PRIV; \ 416 } \ 417 } while (0) 418 #define CHK_SV \ 419 do { \ 420 if (unlikely(ctx->pr)) { \ 421 GEN_PRIV; \ 422 } \ 423 } while (0) 424 #define CHK_HVRM \ 425 do { \ 426 if (unlikely(ctx->pr || !ctx->hv || ctx->dr)) { \ 427 GEN_PRIV; \ 428 } \ 429 } while (0) 430 #endif 431 432 #define CHK_NONE 433 434 /*****************************************************************************/ 435 /* PowerPC instructions table */ 436 437 #if defined(DO_PPC_STATISTICS) 438 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ, _typ2) \ 439 { \ 440 .opc1 = op1, \ 441 .opc2 = op2, \ 442 .opc3 = op3, \ 443 .opc4 = 0xff, \ 444 .handler = { \ 445 .inval1 = invl, \ 446 .type = _typ, \ 447 .type2 = _typ2, \ 448 .handler = &gen_##name, \ 449 .oname = stringify(name), \ 450 }, \ 451 .oname = stringify(name), \ 452 } 453 #define GEN_OPCODE_DUAL(name, op1, op2, op3, invl1, invl2, _typ, _typ2) \ 454 { \ 455 .opc1 = op1, \ 456 .opc2 = op2, \ 457 .opc3 = op3, \ 458 .opc4 = 0xff, \ 459 .handler = { \ 460 .inval1 = invl1, \ 461 .inval2 = invl2, \ 462 .type = _typ, \ 463 .type2 = _typ2, \ 464 .handler = &gen_##name, \ 465 .oname = stringify(name), \ 466 }, \ 467 .oname = stringify(name), \ 468 } 469 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ, _typ2) \ 470 { \ 471 .opc1 = op1, \ 472 .opc2 = op2, \ 473 .opc3 = op3, \ 474 .opc4 = 0xff, \ 475 .handler = { \ 476 .inval1 = invl, \ 477 .type = _typ, \ 478 .type2 = _typ2, \ 479 .handler = &gen_##name, \ 480 .oname = onam, \ 481 }, \ 482 .oname = onam, \ 483 } 484 #define GEN_OPCODE3(name, op1, op2, op3, op4, invl, _typ, _typ2) \ 485 { \ 486 .opc1 = op1, \ 487 .opc2 = op2, \ 488 .opc3 = op3, \ 489 .opc4 = op4, \ 490 .handler = { \ 491 .inval1 = invl, \ 492 .type = _typ, \ 493 .type2 = _typ2, \ 494 .handler = &gen_##name, \ 495 .oname = stringify(name), \ 496 }, \ 497 .oname = stringify(name), \ 498 } 499 #define GEN_OPCODE4(name, onam, op1, op2, op3, op4, invl, _typ, _typ2) \ 500 { \ 501 .opc1 = op1, \ 502 .opc2 = op2, \ 503 .opc3 = op3, \ 504 .opc4 = op4, \ 505 .handler = { \ 506 .inval1 = invl, \ 507 .type = _typ, \ 508 .type2 = _typ2, \ 509 .handler = &gen_##name, \ 510 .oname = onam, \ 511 }, \ 512 .oname = onam, \ 513 } 514 #else 515 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ, _typ2) \ 516 { \ 517 .opc1 = op1, \ 518 .opc2 = op2, \ 519 .opc3 = op3, \ 520 .opc4 = 0xff, \ 521 .handler = { \ 522 .inval1 = invl, \ 523 .type = _typ, \ 524 .type2 = _typ2, \ 525 .handler = &gen_##name, \ 526 }, \ 527 .oname = stringify(name), \ 528 } 529 #define GEN_OPCODE_DUAL(name, op1, op2, op3, invl1, invl2, _typ, _typ2) \ 530 { \ 531 .opc1 = op1, \ 532 .opc2 = op2, \ 533 .opc3 = op3, \ 534 .opc4 = 0xff, \ 535 .handler = { \ 536 .inval1 = invl1, \ 537 .inval2 = invl2, \ 538 .type = _typ, \ 539 .type2 = _typ2, \ 540 .handler = &gen_##name, \ 541 }, \ 542 .oname = stringify(name), \ 543 } 544 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ, _typ2) \ 545 { \ 546 .opc1 = op1, \ 547 .opc2 = op2, \ 548 .opc3 = op3, \ 549 .opc4 = 0xff, \ 550 .handler = { \ 551 .inval1 = invl, \ 552 .type = _typ, \ 553 .type2 = _typ2, \ 554 .handler = &gen_##name, \ 555 }, \ 556 .oname = onam, \ 557 } 558 #define GEN_OPCODE3(name, op1, op2, op3, op4, invl, _typ, _typ2) \ 559 { \ 560 .opc1 = op1, \ 561 .opc2 = op2, \ 562 .opc3 = op3, \ 563 .opc4 = op4, \ 564 .handler = { \ 565 .inval1 = invl, \ 566 .type = _typ, \ 567 .type2 = _typ2, \ 568 .handler = &gen_##name, \ 569 }, \ 570 .oname = stringify(name), \ 571 } 572 #define GEN_OPCODE4(name, onam, op1, op2, op3, op4, invl, _typ, _typ2) \ 573 { \ 574 .opc1 = op1, \ 575 .opc2 = op2, \ 576 .opc3 = op3, \ 577 .opc4 = op4, \ 578 .handler = { \ 579 .inval1 = invl, \ 580 .type = _typ, \ 581 .type2 = _typ2, \ 582 .handler = &gen_##name, \ 583 }, \ 584 .oname = onam, \ 585 } 586 #endif 587 588 /* SPR load/store helpers */ 589 static inline void gen_load_spr(TCGv t, int reg) 590 { 591 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUPPCState, spr[reg])); 592 } 593 594 static inline void gen_store_spr(int reg, TCGv t) 595 { 596 tcg_gen_st_tl(t, cpu_env, offsetof(CPUPPCState, spr[reg])); 597 } 598 599 /* Invalid instruction */ 600 static void gen_invalid(DisasContext *ctx) 601 { 602 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 603 } 604 605 static opc_handler_t invalid_handler = { 606 .inval1 = 0xFFFFFFFF, 607 .inval2 = 0xFFFFFFFF, 608 .type = PPC_NONE, 609 .type2 = PPC_NONE, 610 .handler = gen_invalid, 611 }; 612 613 /*** Integer comparison ***/ 614 615 static inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf) 616 { 617 TCGv t0 = tcg_temp_new(); 618 TCGv_i32 t1 = tcg_temp_new_i32(); 619 620 tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_so); 621 622 tcg_gen_setcond_tl((s ? TCG_COND_LT: TCG_COND_LTU), t0, arg0, arg1); 623 tcg_gen_trunc_tl_i32(t1, t0); 624 tcg_gen_shli_i32(t1, t1, CRF_LT_BIT); 625 tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1); 626 627 tcg_gen_setcond_tl((s ? TCG_COND_GT: TCG_COND_GTU), t0, arg0, arg1); 628 tcg_gen_trunc_tl_i32(t1, t0); 629 tcg_gen_shli_i32(t1, t1, CRF_GT_BIT); 630 tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1); 631 632 tcg_gen_setcond_tl(TCG_COND_EQ, t0, arg0, arg1); 633 tcg_gen_trunc_tl_i32(t1, t0); 634 tcg_gen_shli_i32(t1, t1, CRF_EQ_BIT); 635 tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1); 636 637 tcg_temp_free(t0); 638 tcg_temp_free_i32(t1); 639 } 640 641 static inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf) 642 { 643 TCGv t0 = tcg_const_tl(arg1); 644 gen_op_cmp(arg0, t0, s, crf); 645 tcg_temp_free(t0); 646 } 647 648 static inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf) 649 { 650 TCGv t0, t1; 651 t0 = tcg_temp_new(); 652 t1 = tcg_temp_new(); 653 if (s) { 654 tcg_gen_ext32s_tl(t0, arg0); 655 tcg_gen_ext32s_tl(t1, arg1); 656 } else { 657 tcg_gen_ext32u_tl(t0, arg0); 658 tcg_gen_ext32u_tl(t1, arg1); 659 } 660 gen_op_cmp(t0, t1, s, crf); 661 tcg_temp_free(t1); 662 tcg_temp_free(t0); 663 } 664 665 static inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf) 666 { 667 TCGv t0 = tcg_const_tl(arg1); 668 gen_op_cmp32(arg0, t0, s, crf); 669 tcg_temp_free(t0); 670 } 671 672 static inline void gen_set_Rc0(DisasContext *ctx, TCGv reg) 673 { 674 if (NARROW_MODE(ctx)) { 675 gen_op_cmpi32(reg, 0, 1, 0); 676 } else { 677 gen_op_cmpi(reg, 0, 1, 0); 678 } 679 } 680 681 /* cmp */ 682 static void gen_cmp(DisasContext *ctx) 683 { 684 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 685 gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 686 1, crfD(ctx->opcode)); 687 } else { 688 gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 689 1, crfD(ctx->opcode)); 690 } 691 } 692 693 /* cmpi */ 694 static void gen_cmpi(DisasContext *ctx) 695 { 696 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 697 gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), 698 1, crfD(ctx->opcode)); 699 } else { 700 gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), 701 1, crfD(ctx->opcode)); 702 } 703 } 704 705 /* cmpl */ 706 static void gen_cmpl(DisasContext *ctx) 707 { 708 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 709 gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 710 0, crfD(ctx->opcode)); 711 } else { 712 gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 713 0, crfD(ctx->opcode)); 714 } 715 } 716 717 /* cmpli */ 718 static void gen_cmpli(DisasContext *ctx) 719 { 720 if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { 721 gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), 722 0, crfD(ctx->opcode)); 723 } else { 724 gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), 725 0, crfD(ctx->opcode)); 726 } 727 } 728 729 /* cmprb - range comparison: isupper, isaplha, islower*/ 730 static void gen_cmprb(DisasContext *ctx) 731 { 732 TCGv_i32 src1 = tcg_temp_new_i32(); 733 TCGv_i32 src2 = tcg_temp_new_i32(); 734 TCGv_i32 src2lo = tcg_temp_new_i32(); 735 TCGv_i32 src2hi = tcg_temp_new_i32(); 736 TCGv_i32 crf = cpu_crf[crfD(ctx->opcode)]; 737 738 tcg_gen_trunc_tl_i32(src1, cpu_gpr[rA(ctx->opcode)]); 739 tcg_gen_trunc_tl_i32(src2, cpu_gpr[rB(ctx->opcode)]); 740 741 tcg_gen_andi_i32(src1, src1, 0xFF); 742 tcg_gen_ext8u_i32(src2lo, src2); 743 tcg_gen_shri_i32(src2, src2, 8); 744 tcg_gen_ext8u_i32(src2hi, src2); 745 746 tcg_gen_setcond_i32(TCG_COND_LEU, src2lo, src2lo, src1); 747 tcg_gen_setcond_i32(TCG_COND_LEU, src2hi, src1, src2hi); 748 tcg_gen_and_i32(crf, src2lo, src2hi); 749 750 if (ctx->opcode & 0x00200000) { 751 tcg_gen_shri_i32(src2, src2, 8); 752 tcg_gen_ext8u_i32(src2lo, src2); 753 tcg_gen_shri_i32(src2, src2, 8); 754 tcg_gen_ext8u_i32(src2hi, src2); 755 tcg_gen_setcond_i32(TCG_COND_LEU, src2lo, src2lo, src1); 756 tcg_gen_setcond_i32(TCG_COND_LEU, src2hi, src1, src2hi); 757 tcg_gen_and_i32(src2lo, src2lo, src2hi); 758 tcg_gen_or_i32(crf, crf, src2lo); 759 } 760 tcg_gen_shli_i32(crf, crf, CRF_GT_BIT); 761 tcg_temp_free_i32(src1); 762 tcg_temp_free_i32(src2); 763 tcg_temp_free_i32(src2lo); 764 tcg_temp_free_i32(src2hi); 765 } 766 767 #if defined(TARGET_PPC64) 768 /* cmpeqb */ 769 static void gen_cmpeqb(DisasContext *ctx) 770 { 771 gen_helper_cmpeqb(cpu_crf[crfD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 772 cpu_gpr[rB(ctx->opcode)]); 773 } 774 #endif 775 776 /* isel (PowerPC 2.03 specification) */ 777 static void gen_isel(DisasContext *ctx) 778 { 779 uint32_t bi = rC(ctx->opcode); 780 uint32_t mask = 0x08 >> (bi & 0x03); 781 TCGv t0 = tcg_temp_new(); 782 TCGv zr; 783 784 tcg_gen_extu_i32_tl(t0, cpu_crf[bi >> 2]); 785 tcg_gen_andi_tl(t0, t0, mask); 786 787 zr = tcg_const_tl(0); 788 tcg_gen_movcond_tl(TCG_COND_NE, cpu_gpr[rD(ctx->opcode)], t0, zr, 789 rA(ctx->opcode) ? cpu_gpr[rA(ctx->opcode)] : zr, 790 cpu_gpr[rB(ctx->opcode)]); 791 tcg_temp_free(zr); 792 tcg_temp_free(t0); 793 } 794 795 /* cmpb: PowerPC 2.05 specification */ 796 static void gen_cmpb(DisasContext *ctx) 797 { 798 gen_helper_cmpb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 799 cpu_gpr[rB(ctx->opcode)]); 800 } 801 802 /*** Integer arithmetic ***/ 803 804 static inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0, 805 TCGv arg1, TCGv arg2, int sub) 806 { 807 TCGv t0 = tcg_temp_new(); 808 809 tcg_gen_xor_tl(cpu_ov, arg0, arg2); 810 tcg_gen_xor_tl(t0, arg1, arg2); 811 if (sub) { 812 tcg_gen_and_tl(cpu_ov, cpu_ov, t0); 813 } else { 814 tcg_gen_andc_tl(cpu_ov, cpu_ov, t0); 815 } 816 tcg_temp_free(t0); 817 if (NARROW_MODE(ctx)) { 818 tcg_gen_extract_tl(cpu_ov, cpu_ov, 31, 1); 819 if (is_isa300(ctx)) { 820 tcg_gen_mov_tl(cpu_ov32, cpu_ov); 821 } 822 } else { 823 if (is_isa300(ctx)) { 824 tcg_gen_extract_tl(cpu_ov32, cpu_ov, 31, 1); 825 } 826 tcg_gen_extract_tl(cpu_ov, cpu_ov, TARGET_LONG_BITS - 1, 1); 827 } 828 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 829 } 830 831 static inline void gen_op_arith_compute_ca32(DisasContext *ctx, 832 TCGv res, TCGv arg0, TCGv arg1, 833 int sub) 834 { 835 TCGv t0; 836 837 if (!is_isa300(ctx)) { 838 return; 839 } 840 841 t0 = tcg_temp_new(); 842 if (sub) { 843 tcg_gen_eqv_tl(t0, arg0, arg1); 844 } else { 845 tcg_gen_xor_tl(t0, arg0, arg1); 846 } 847 tcg_gen_xor_tl(t0, t0, res); 848 tcg_gen_extract_tl(cpu_ca32, t0, 32, 1); 849 tcg_temp_free(t0); 850 } 851 852 /* Common add function */ 853 static inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, 854 TCGv arg2, bool add_ca, bool compute_ca, 855 bool compute_ov, bool compute_rc0) 856 { 857 TCGv t0 = ret; 858 859 if (compute_ca || compute_ov) { 860 t0 = tcg_temp_new(); 861 } 862 863 if (compute_ca) { 864 if (NARROW_MODE(ctx)) { 865 /* Caution: a non-obvious corner case of the spec is that we 866 must produce the *entire* 64-bit addition, but produce the 867 carry into bit 32. */ 868 TCGv t1 = tcg_temp_new(); 869 tcg_gen_xor_tl(t1, arg1, arg2); /* add without carry */ 870 tcg_gen_add_tl(t0, arg1, arg2); 871 if (add_ca) { 872 tcg_gen_add_tl(t0, t0, cpu_ca); 873 } 874 tcg_gen_xor_tl(cpu_ca, t0, t1); /* bits changed w/ carry */ 875 tcg_temp_free(t1); 876 tcg_gen_extract_tl(cpu_ca, cpu_ca, 32, 1); 877 if (is_isa300(ctx)) { 878 tcg_gen_mov_tl(cpu_ca32, cpu_ca); 879 } 880 } else { 881 TCGv zero = tcg_const_tl(0); 882 if (add_ca) { 883 tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, cpu_ca, zero); 884 tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, arg2, zero); 885 } else { 886 tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, arg2, zero); 887 } 888 gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 0); 889 tcg_temp_free(zero); 890 } 891 } else { 892 tcg_gen_add_tl(t0, arg1, arg2); 893 if (add_ca) { 894 tcg_gen_add_tl(t0, t0, cpu_ca); 895 } 896 } 897 898 if (compute_ov) { 899 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0); 900 } 901 if (unlikely(compute_rc0)) { 902 gen_set_Rc0(ctx, t0); 903 } 904 905 if (!TCGV_EQUAL(t0, ret)) { 906 tcg_gen_mov_tl(ret, t0); 907 tcg_temp_free(t0); 908 } 909 } 910 /* Add functions with two operands */ 911 #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \ 912 static void glue(gen_, name)(DisasContext *ctx) \ 913 { \ 914 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ 915 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 916 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 917 } 918 /* Add functions with one operand and one immediate */ 919 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \ 920 add_ca, compute_ca, compute_ov) \ 921 static void glue(gen_, name)(DisasContext *ctx) \ 922 { \ 923 TCGv t0 = tcg_const_tl(const_val); \ 924 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ 925 cpu_gpr[rA(ctx->opcode)], t0, \ 926 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 927 tcg_temp_free(t0); \ 928 } 929 930 /* add add. addo addo. */ 931 GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0) 932 GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1) 933 /* addc addc. addco addco. */ 934 GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0) 935 GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1) 936 /* adde adde. addeo addeo. */ 937 GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0) 938 GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1) 939 /* addme addme. addmeo addmeo. */ 940 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0) 941 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1) 942 /* addze addze. addzeo addzeo.*/ 943 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0) 944 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1) 945 /* addi */ 946 static void gen_addi(DisasContext *ctx) 947 { 948 target_long simm = SIMM(ctx->opcode); 949 950 if (rA(ctx->opcode) == 0) { 951 /* li case */ 952 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm); 953 } else { 954 tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], 955 cpu_gpr[rA(ctx->opcode)], simm); 956 } 957 } 958 /* addic addic.*/ 959 static inline void gen_op_addic(DisasContext *ctx, bool compute_rc0) 960 { 961 TCGv c = tcg_const_tl(SIMM(ctx->opcode)); 962 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 963 c, 0, 1, 0, compute_rc0); 964 tcg_temp_free(c); 965 } 966 967 static void gen_addic(DisasContext *ctx) 968 { 969 gen_op_addic(ctx, 0); 970 } 971 972 static void gen_addic_(DisasContext *ctx) 973 { 974 gen_op_addic(ctx, 1); 975 } 976 977 /* addis */ 978 static void gen_addis(DisasContext *ctx) 979 { 980 target_long simm = SIMM(ctx->opcode); 981 982 if (rA(ctx->opcode) == 0) { 983 /* lis case */ 984 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16); 985 } else { 986 tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], 987 cpu_gpr[rA(ctx->opcode)], simm << 16); 988 } 989 } 990 991 /* addpcis */ 992 static void gen_addpcis(DisasContext *ctx) 993 { 994 target_long d = DX(ctx->opcode); 995 996 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], ctx->nip + (d << 16)); 997 } 998 999 static inline void gen_op_arith_divw(DisasContext *ctx, TCGv ret, TCGv arg1, 1000 TCGv arg2, int sign, int compute_ov) 1001 { 1002 TCGv_i32 t0 = tcg_temp_new_i32(); 1003 TCGv_i32 t1 = tcg_temp_new_i32(); 1004 TCGv_i32 t2 = tcg_temp_new_i32(); 1005 TCGv_i32 t3 = tcg_temp_new_i32(); 1006 1007 tcg_gen_trunc_tl_i32(t0, arg1); 1008 tcg_gen_trunc_tl_i32(t1, arg2); 1009 if (sign) { 1010 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t0, INT_MIN); 1011 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, -1); 1012 tcg_gen_and_i32(t2, t2, t3); 1013 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, 0); 1014 tcg_gen_or_i32(t2, t2, t3); 1015 tcg_gen_movi_i32(t3, 0); 1016 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1); 1017 tcg_gen_div_i32(t3, t0, t1); 1018 tcg_gen_extu_i32_tl(ret, t3); 1019 } else { 1020 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t1, 0); 1021 tcg_gen_movi_i32(t3, 0); 1022 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1); 1023 tcg_gen_divu_i32(t3, t0, t1); 1024 tcg_gen_extu_i32_tl(ret, t3); 1025 } 1026 if (compute_ov) { 1027 tcg_gen_extu_i32_tl(cpu_ov, t2); 1028 if (is_isa300(ctx)) { 1029 tcg_gen_extu_i32_tl(cpu_ov32, t2); 1030 } 1031 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1032 } 1033 tcg_temp_free_i32(t0); 1034 tcg_temp_free_i32(t1); 1035 tcg_temp_free_i32(t2); 1036 tcg_temp_free_i32(t3); 1037 1038 if (unlikely(Rc(ctx->opcode) != 0)) 1039 gen_set_Rc0(ctx, ret); 1040 } 1041 /* Div functions */ 1042 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \ 1043 static void glue(gen_, name)(DisasContext *ctx) \ 1044 { \ 1045 gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \ 1046 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1047 sign, compute_ov); \ 1048 } 1049 /* divwu divwu. divwuo divwuo. */ 1050 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0); 1051 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1); 1052 /* divw divw. divwo divwo. */ 1053 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0); 1054 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1); 1055 1056 /* div[wd]eu[o][.] */ 1057 #define GEN_DIVE(name, hlpr, compute_ov) \ 1058 static void gen_##name(DisasContext *ctx) \ 1059 { \ 1060 TCGv_i32 t0 = tcg_const_i32(compute_ov); \ 1061 gen_helper_##hlpr(cpu_gpr[rD(ctx->opcode)], cpu_env, \ 1062 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); \ 1063 tcg_temp_free_i32(t0); \ 1064 if (unlikely(Rc(ctx->opcode) != 0)) { \ 1065 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \ 1066 } \ 1067 } 1068 1069 GEN_DIVE(divweu, divweu, 0); 1070 GEN_DIVE(divweuo, divweu, 1); 1071 GEN_DIVE(divwe, divwe, 0); 1072 GEN_DIVE(divweo, divwe, 1); 1073 1074 #if defined(TARGET_PPC64) 1075 static inline void gen_op_arith_divd(DisasContext *ctx, TCGv ret, TCGv arg1, 1076 TCGv arg2, int sign, int compute_ov) 1077 { 1078 TCGv_i64 t0 = tcg_temp_new_i64(); 1079 TCGv_i64 t1 = tcg_temp_new_i64(); 1080 TCGv_i64 t2 = tcg_temp_new_i64(); 1081 TCGv_i64 t3 = tcg_temp_new_i64(); 1082 1083 tcg_gen_mov_i64(t0, arg1); 1084 tcg_gen_mov_i64(t1, arg2); 1085 if (sign) { 1086 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN); 1087 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1); 1088 tcg_gen_and_i64(t2, t2, t3); 1089 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0); 1090 tcg_gen_or_i64(t2, t2, t3); 1091 tcg_gen_movi_i64(t3, 0); 1092 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); 1093 tcg_gen_div_i64(ret, t0, t1); 1094 } else { 1095 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t1, 0); 1096 tcg_gen_movi_i64(t3, 0); 1097 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); 1098 tcg_gen_divu_i64(ret, t0, t1); 1099 } 1100 if (compute_ov) { 1101 tcg_gen_mov_tl(cpu_ov, t2); 1102 if (is_isa300(ctx)) { 1103 tcg_gen_mov_tl(cpu_ov32, t2); 1104 } 1105 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1106 } 1107 tcg_temp_free_i64(t0); 1108 tcg_temp_free_i64(t1); 1109 tcg_temp_free_i64(t2); 1110 tcg_temp_free_i64(t3); 1111 1112 if (unlikely(Rc(ctx->opcode) != 0)) 1113 gen_set_Rc0(ctx, ret); 1114 } 1115 1116 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \ 1117 static void glue(gen_, name)(DisasContext *ctx) \ 1118 { \ 1119 gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \ 1120 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1121 sign, compute_ov); \ 1122 } 1123 /* divdu divdu. divduo divduo. */ 1124 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0); 1125 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1); 1126 /* divd divd. divdo divdo. */ 1127 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0); 1128 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1); 1129 1130 GEN_DIVE(divdeu, divdeu, 0); 1131 GEN_DIVE(divdeuo, divdeu, 1); 1132 GEN_DIVE(divde, divde, 0); 1133 GEN_DIVE(divdeo, divde, 1); 1134 #endif 1135 1136 static inline void gen_op_arith_modw(DisasContext *ctx, TCGv ret, TCGv arg1, 1137 TCGv arg2, int sign) 1138 { 1139 TCGv_i32 t0 = tcg_temp_new_i32(); 1140 TCGv_i32 t1 = tcg_temp_new_i32(); 1141 1142 tcg_gen_trunc_tl_i32(t0, arg1); 1143 tcg_gen_trunc_tl_i32(t1, arg2); 1144 if (sign) { 1145 TCGv_i32 t2 = tcg_temp_new_i32(); 1146 TCGv_i32 t3 = tcg_temp_new_i32(); 1147 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t0, INT_MIN); 1148 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, -1); 1149 tcg_gen_and_i32(t2, t2, t3); 1150 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, 0); 1151 tcg_gen_or_i32(t2, t2, t3); 1152 tcg_gen_movi_i32(t3, 0); 1153 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1); 1154 tcg_gen_rem_i32(t3, t0, t1); 1155 tcg_gen_ext_i32_tl(ret, t3); 1156 tcg_temp_free_i32(t2); 1157 tcg_temp_free_i32(t3); 1158 } else { 1159 TCGv_i32 t2 = tcg_const_i32(1); 1160 TCGv_i32 t3 = tcg_const_i32(0); 1161 tcg_gen_movcond_i32(TCG_COND_EQ, t1, t1, t3, t2, t1); 1162 tcg_gen_remu_i32(t3, t0, t1); 1163 tcg_gen_extu_i32_tl(ret, t3); 1164 tcg_temp_free_i32(t2); 1165 tcg_temp_free_i32(t3); 1166 } 1167 tcg_temp_free_i32(t0); 1168 tcg_temp_free_i32(t1); 1169 } 1170 1171 #define GEN_INT_ARITH_MODW(name, opc3, sign) \ 1172 static void glue(gen_, name)(DisasContext *ctx) \ 1173 { \ 1174 gen_op_arith_modw(ctx, cpu_gpr[rD(ctx->opcode)], \ 1175 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1176 sign); \ 1177 } 1178 1179 GEN_INT_ARITH_MODW(moduw, 0x08, 0); 1180 GEN_INT_ARITH_MODW(modsw, 0x18, 1); 1181 1182 #if defined(TARGET_PPC64) 1183 static inline void gen_op_arith_modd(DisasContext *ctx, TCGv ret, TCGv arg1, 1184 TCGv arg2, int sign) 1185 { 1186 TCGv_i64 t0 = tcg_temp_new_i64(); 1187 TCGv_i64 t1 = tcg_temp_new_i64(); 1188 1189 tcg_gen_mov_i64(t0, arg1); 1190 tcg_gen_mov_i64(t1, arg2); 1191 if (sign) { 1192 TCGv_i64 t2 = tcg_temp_new_i64(); 1193 TCGv_i64 t3 = tcg_temp_new_i64(); 1194 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN); 1195 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1); 1196 tcg_gen_and_i64(t2, t2, t3); 1197 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0); 1198 tcg_gen_or_i64(t2, t2, t3); 1199 tcg_gen_movi_i64(t3, 0); 1200 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1); 1201 tcg_gen_rem_i64(ret, t0, t1); 1202 tcg_temp_free_i64(t2); 1203 tcg_temp_free_i64(t3); 1204 } else { 1205 TCGv_i64 t2 = tcg_const_i64(1); 1206 TCGv_i64 t3 = tcg_const_i64(0); 1207 tcg_gen_movcond_i64(TCG_COND_EQ, t1, t1, t3, t2, t1); 1208 tcg_gen_remu_i64(ret, t0, t1); 1209 tcg_temp_free_i64(t2); 1210 tcg_temp_free_i64(t3); 1211 } 1212 tcg_temp_free_i64(t0); 1213 tcg_temp_free_i64(t1); 1214 } 1215 1216 #define GEN_INT_ARITH_MODD(name, opc3, sign) \ 1217 static void glue(gen_, name)(DisasContext *ctx) \ 1218 { \ 1219 gen_op_arith_modd(ctx, cpu_gpr[rD(ctx->opcode)], \ 1220 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1221 sign); \ 1222 } 1223 1224 GEN_INT_ARITH_MODD(modud, 0x08, 0); 1225 GEN_INT_ARITH_MODD(modsd, 0x18, 1); 1226 #endif 1227 1228 /* mulhw mulhw. */ 1229 static void gen_mulhw(DisasContext *ctx) 1230 { 1231 TCGv_i32 t0 = tcg_temp_new_i32(); 1232 TCGv_i32 t1 = tcg_temp_new_i32(); 1233 1234 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); 1235 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); 1236 tcg_gen_muls2_i32(t0, t1, t0, t1); 1237 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1); 1238 tcg_temp_free_i32(t0); 1239 tcg_temp_free_i32(t1); 1240 if (unlikely(Rc(ctx->opcode) != 0)) 1241 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1242 } 1243 1244 /* mulhwu mulhwu. */ 1245 static void gen_mulhwu(DisasContext *ctx) 1246 { 1247 TCGv_i32 t0 = tcg_temp_new_i32(); 1248 TCGv_i32 t1 = tcg_temp_new_i32(); 1249 1250 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); 1251 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); 1252 tcg_gen_mulu2_i32(t0, t1, t0, t1); 1253 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1); 1254 tcg_temp_free_i32(t0); 1255 tcg_temp_free_i32(t1); 1256 if (unlikely(Rc(ctx->opcode) != 0)) 1257 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1258 } 1259 1260 /* mullw mullw. */ 1261 static void gen_mullw(DisasContext *ctx) 1262 { 1263 #if defined(TARGET_PPC64) 1264 TCGv_i64 t0, t1; 1265 t0 = tcg_temp_new_i64(); 1266 t1 = tcg_temp_new_i64(); 1267 tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]); 1268 tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]); 1269 tcg_gen_mul_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); 1270 tcg_temp_free(t0); 1271 tcg_temp_free(t1); 1272 #else 1273 tcg_gen_mul_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1274 cpu_gpr[rB(ctx->opcode)]); 1275 #endif 1276 if (unlikely(Rc(ctx->opcode) != 0)) 1277 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1278 } 1279 1280 /* mullwo mullwo. */ 1281 static void gen_mullwo(DisasContext *ctx) 1282 { 1283 TCGv_i32 t0 = tcg_temp_new_i32(); 1284 TCGv_i32 t1 = tcg_temp_new_i32(); 1285 1286 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); 1287 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); 1288 tcg_gen_muls2_i32(t0, t1, t0, t1); 1289 #if defined(TARGET_PPC64) 1290 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); 1291 #else 1292 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], t0); 1293 #endif 1294 1295 tcg_gen_sari_i32(t0, t0, 31); 1296 tcg_gen_setcond_i32(TCG_COND_NE, t0, t0, t1); 1297 tcg_gen_extu_i32_tl(cpu_ov, t0); 1298 if (is_isa300(ctx)) { 1299 tcg_gen_mov_tl(cpu_ov32, cpu_ov); 1300 } 1301 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1302 1303 tcg_temp_free_i32(t0); 1304 tcg_temp_free_i32(t1); 1305 if (unlikely(Rc(ctx->opcode) != 0)) 1306 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1307 } 1308 1309 /* mulli */ 1310 static void gen_mulli(DisasContext *ctx) 1311 { 1312 tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1313 SIMM(ctx->opcode)); 1314 } 1315 1316 #if defined(TARGET_PPC64) 1317 /* mulhd mulhd. */ 1318 static void gen_mulhd(DisasContext *ctx) 1319 { 1320 TCGv lo = tcg_temp_new(); 1321 tcg_gen_muls2_tl(lo, cpu_gpr[rD(ctx->opcode)], 1322 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1323 tcg_temp_free(lo); 1324 if (unlikely(Rc(ctx->opcode) != 0)) { 1325 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1326 } 1327 } 1328 1329 /* mulhdu mulhdu. */ 1330 static void gen_mulhdu(DisasContext *ctx) 1331 { 1332 TCGv lo = tcg_temp_new(); 1333 tcg_gen_mulu2_tl(lo, cpu_gpr[rD(ctx->opcode)], 1334 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1335 tcg_temp_free(lo); 1336 if (unlikely(Rc(ctx->opcode) != 0)) { 1337 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1338 } 1339 } 1340 1341 /* mulld mulld. */ 1342 static void gen_mulld(DisasContext *ctx) 1343 { 1344 tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1345 cpu_gpr[rB(ctx->opcode)]); 1346 if (unlikely(Rc(ctx->opcode) != 0)) 1347 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1348 } 1349 1350 /* mulldo mulldo. */ 1351 static void gen_mulldo(DisasContext *ctx) 1352 { 1353 TCGv_i64 t0 = tcg_temp_new_i64(); 1354 TCGv_i64 t1 = tcg_temp_new_i64(); 1355 1356 tcg_gen_muls2_i64(t0, t1, cpu_gpr[rA(ctx->opcode)], 1357 cpu_gpr[rB(ctx->opcode)]); 1358 tcg_gen_mov_i64(cpu_gpr[rD(ctx->opcode)], t0); 1359 1360 tcg_gen_sari_i64(t0, t0, 63); 1361 tcg_gen_setcond_i64(TCG_COND_NE, cpu_ov, t0, t1); 1362 if (is_isa300(ctx)) { 1363 tcg_gen_mov_tl(cpu_ov32, cpu_ov); 1364 } 1365 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 1366 1367 tcg_temp_free_i64(t0); 1368 tcg_temp_free_i64(t1); 1369 1370 if (unlikely(Rc(ctx->opcode) != 0)) { 1371 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1372 } 1373 } 1374 #endif 1375 1376 /* Common subf function */ 1377 static inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, 1378 TCGv arg2, bool add_ca, bool compute_ca, 1379 bool compute_ov, bool compute_rc0) 1380 { 1381 TCGv t0 = ret; 1382 1383 if (compute_ca || compute_ov) { 1384 t0 = tcg_temp_new(); 1385 } 1386 1387 if (compute_ca) { 1388 /* dest = ~arg1 + arg2 [+ ca]. */ 1389 if (NARROW_MODE(ctx)) { 1390 /* Caution: a non-obvious corner case of the spec is that we 1391 must produce the *entire* 64-bit addition, but produce the 1392 carry into bit 32. */ 1393 TCGv inv1 = tcg_temp_new(); 1394 TCGv t1 = tcg_temp_new(); 1395 tcg_gen_not_tl(inv1, arg1); 1396 if (add_ca) { 1397 tcg_gen_add_tl(t0, arg2, cpu_ca); 1398 } else { 1399 tcg_gen_addi_tl(t0, arg2, 1); 1400 } 1401 tcg_gen_xor_tl(t1, arg2, inv1); /* add without carry */ 1402 tcg_gen_add_tl(t0, t0, inv1); 1403 tcg_temp_free(inv1); 1404 tcg_gen_xor_tl(cpu_ca, t0, t1); /* bits changes w/ carry */ 1405 tcg_temp_free(t1); 1406 tcg_gen_extract_tl(cpu_ca, cpu_ca, 32, 1); 1407 if (is_isa300(ctx)) { 1408 tcg_gen_mov_tl(cpu_ca32, cpu_ca); 1409 } 1410 } else if (add_ca) { 1411 TCGv zero, inv1 = tcg_temp_new(); 1412 tcg_gen_not_tl(inv1, arg1); 1413 zero = tcg_const_tl(0); 1414 tcg_gen_add2_tl(t0, cpu_ca, arg2, zero, cpu_ca, zero); 1415 tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, inv1, zero); 1416 gen_op_arith_compute_ca32(ctx, t0, inv1, arg2, 0); 1417 tcg_temp_free(zero); 1418 tcg_temp_free(inv1); 1419 } else { 1420 tcg_gen_setcond_tl(TCG_COND_GEU, cpu_ca, arg2, arg1); 1421 tcg_gen_sub_tl(t0, arg2, arg1); 1422 gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 1); 1423 } 1424 } else if (add_ca) { 1425 /* Since we're ignoring carry-out, we can simplify the 1426 standard ~arg1 + arg2 + ca to arg2 - arg1 + ca - 1. */ 1427 tcg_gen_sub_tl(t0, arg2, arg1); 1428 tcg_gen_add_tl(t0, t0, cpu_ca); 1429 tcg_gen_subi_tl(t0, t0, 1); 1430 } else { 1431 tcg_gen_sub_tl(t0, arg2, arg1); 1432 } 1433 1434 if (compute_ov) { 1435 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1); 1436 } 1437 if (unlikely(compute_rc0)) { 1438 gen_set_Rc0(ctx, t0); 1439 } 1440 1441 if (!TCGV_EQUAL(t0, ret)) { 1442 tcg_gen_mov_tl(ret, t0); 1443 tcg_temp_free(t0); 1444 } 1445 } 1446 /* Sub functions with Two operands functions */ 1447 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \ 1448 static void glue(gen_, name)(DisasContext *ctx) \ 1449 { \ 1450 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ 1451 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ 1452 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 1453 } 1454 /* Sub functions with one operand and one immediate */ 1455 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \ 1456 add_ca, compute_ca, compute_ov) \ 1457 static void glue(gen_, name)(DisasContext *ctx) \ 1458 { \ 1459 TCGv t0 = tcg_const_tl(const_val); \ 1460 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ 1461 cpu_gpr[rA(ctx->opcode)], t0, \ 1462 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \ 1463 tcg_temp_free(t0); \ 1464 } 1465 /* subf subf. subfo subfo. */ 1466 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0) 1467 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1) 1468 /* subfc subfc. subfco subfco. */ 1469 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0) 1470 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1) 1471 /* subfe subfe. subfeo subfo. */ 1472 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0) 1473 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1) 1474 /* subfme subfme. subfmeo subfmeo. */ 1475 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0) 1476 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1) 1477 /* subfze subfze. subfzeo subfzeo.*/ 1478 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0) 1479 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1) 1480 1481 /* subfic */ 1482 static void gen_subfic(DisasContext *ctx) 1483 { 1484 TCGv c = tcg_const_tl(SIMM(ctx->opcode)); 1485 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1486 c, 0, 1, 0, 0); 1487 tcg_temp_free(c); 1488 } 1489 1490 /* neg neg. nego nego. */ 1491 static inline void gen_op_arith_neg(DisasContext *ctx, bool compute_ov) 1492 { 1493 TCGv zero = tcg_const_tl(0); 1494 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1495 zero, 0, 0, compute_ov, Rc(ctx->opcode)); 1496 tcg_temp_free(zero); 1497 } 1498 1499 static void gen_neg(DisasContext *ctx) 1500 { 1501 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 1502 if (unlikely(Rc(ctx->opcode))) { 1503 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 1504 } 1505 } 1506 1507 static void gen_nego(DisasContext *ctx) 1508 { 1509 gen_op_arith_neg(ctx, 1); 1510 } 1511 1512 /*** Integer logical ***/ 1513 #define GEN_LOGICAL2(name, tcg_op, opc, type) \ 1514 static void glue(gen_, name)(DisasContext *ctx) \ 1515 { \ 1516 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \ 1517 cpu_gpr[rB(ctx->opcode)]); \ 1518 if (unlikely(Rc(ctx->opcode) != 0)) \ 1519 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ 1520 } 1521 1522 #define GEN_LOGICAL1(name, tcg_op, opc, type) \ 1523 static void glue(gen_, name)(DisasContext *ctx) \ 1524 { \ 1525 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \ 1526 if (unlikely(Rc(ctx->opcode) != 0)) \ 1527 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ 1528 } 1529 1530 /* and & and. */ 1531 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER); 1532 /* andc & andc. */ 1533 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER); 1534 1535 /* andi. */ 1536 static void gen_andi_(DisasContext *ctx) 1537 { 1538 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode)); 1539 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1540 } 1541 1542 /* andis. */ 1543 static void gen_andis_(DisasContext *ctx) 1544 { 1545 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode) << 16); 1546 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1547 } 1548 1549 /* cntlzw */ 1550 static void gen_cntlzw(DisasContext *ctx) 1551 { 1552 TCGv_i32 t = tcg_temp_new_i32(); 1553 1554 tcg_gen_trunc_tl_i32(t, cpu_gpr[rS(ctx->opcode)]); 1555 tcg_gen_clzi_i32(t, t, 32); 1556 tcg_gen_extu_i32_tl(cpu_gpr[rA(ctx->opcode)], t); 1557 tcg_temp_free_i32(t); 1558 1559 if (unlikely(Rc(ctx->opcode) != 0)) 1560 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1561 } 1562 1563 /* cnttzw */ 1564 static void gen_cnttzw(DisasContext *ctx) 1565 { 1566 TCGv_i32 t = tcg_temp_new_i32(); 1567 1568 tcg_gen_trunc_tl_i32(t, cpu_gpr[rS(ctx->opcode)]); 1569 tcg_gen_ctzi_i32(t, t, 32); 1570 tcg_gen_extu_i32_tl(cpu_gpr[rA(ctx->opcode)], t); 1571 tcg_temp_free_i32(t); 1572 1573 if (unlikely(Rc(ctx->opcode) != 0)) { 1574 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1575 } 1576 } 1577 1578 /* eqv & eqv. */ 1579 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER); 1580 /* extsb & extsb. */ 1581 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER); 1582 /* extsh & extsh. */ 1583 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER); 1584 /* nand & nand. */ 1585 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER); 1586 /* nor & nor. */ 1587 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER); 1588 1589 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY) 1590 static void gen_pause(DisasContext *ctx) 1591 { 1592 TCGv_i32 t0 = tcg_const_i32(0); 1593 tcg_gen_st_i32(t0, cpu_env, 1594 -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted)); 1595 tcg_temp_free_i32(t0); 1596 1597 /* Stop translation, this gives other CPUs a chance to run */ 1598 gen_exception_nip(ctx, EXCP_HLT, ctx->nip); 1599 } 1600 #endif /* defined(TARGET_PPC64) */ 1601 1602 /* or & or. */ 1603 static void gen_or(DisasContext *ctx) 1604 { 1605 int rs, ra, rb; 1606 1607 rs = rS(ctx->opcode); 1608 ra = rA(ctx->opcode); 1609 rb = rB(ctx->opcode); 1610 /* Optimisation for mr. ri case */ 1611 if (rs != ra || rs != rb) { 1612 if (rs != rb) 1613 tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]); 1614 else 1615 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]); 1616 if (unlikely(Rc(ctx->opcode) != 0)) 1617 gen_set_Rc0(ctx, cpu_gpr[ra]); 1618 } else if (unlikely(Rc(ctx->opcode) != 0)) { 1619 gen_set_Rc0(ctx, cpu_gpr[rs]); 1620 #if defined(TARGET_PPC64) 1621 } else if (rs != 0) { /* 0 is nop */ 1622 int prio = 0; 1623 1624 switch (rs) { 1625 case 1: 1626 /* Set process priority to low */ 1627 prio = 2; 1628 break; 1629 case 6: 1630 /* Set process priority to medium-low */ 1631 prio = 3; 1632 break; 1633 case 2: 1634 /* Set process priority to normal */ 1635 prio = 4; 1636 break; 1637 #if !defined(CONFIG_USER_ONLY) 1638 case 31: 1639 if (!ctx->pr) { 1640 /* Set process priority to very low */ 1641 prio = 1; 1642 } 1643 break; 1644 case 5: 1645 if (!ctx->pr) { 1646 /* Set process priority to medium-hight */ 1647 prio = 5; 1648 } 1649 break; 1650 case 3: 1651 if (!ctx->pr) { 1652 /* Set process priority to high */ 1653 prio = 6; 1654 } 1655 break; 1656 case 7: 1657 if (ctx->hv && !ctx->pr) { 1658 /* Set process priority to very high */ 1659 prio = 7; 1660 } 1661 break; 1662 #endif 1663 default: 1664 break; 1665 } 1666 if (prio) { 1667 TCGv t0 = tcg_temp_new(); 1668 gen_load_spr(t0, SPR_PPR); 1669 tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL); 1670 tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50); 1671 gen_store_spr(SPR_PPR, t0); 1672 tcg_temp_free(t0); 1673 } 1674 #if !defined(CONFIG_USER_ONLY) 1675 /* Pause out of TCG otherwise spin loops with smt_low eat too much 1676 * CPU and the kernel hangs. This applies to all encodings other 1677 * than no-op, e.g., miso(rs=26), yield(27), mdoio(29), mdoom(30), 1678 * and all currently undefined. 1679 */ 1680 gen_pause(ctx); 1681 #endif 1682 #endif 1683 } 1684 } 1685 /* orc & orc. */ 1686 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER); 1687 1688 /* xor & xor. */ 1689 static void gen_xor(DisasContext *ctx) 1690 { 1691 /* Optimisation for "set to zero" case */ 1692 if (rS(ctx->opcode) != rB(ctx->opcode)) 1693 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1694 else 1695 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); 1696 if (unlikely(Rc(ctx->opcode) != 0)) 1697 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1698 } 1699 1700 /* ori */ 1701 static void gen_ori(DisasContext *ctx) 1702 { 1703 target_ulong uimm = UIMM(ctx->opcode); 1704 1705 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1706 return; 1707 } 1708 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); 1709 } 1710 1711 /* oris */ 1712 static void gen_oris(DisasContext *ctx) 1713 { 1714 target_ulong uimm = UIMM(ctx->opcode); 1715 1716 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1717 /* NOP */ 1718 return; 1719 } 1720 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16); 1721 } 1722 1723 /* xori */ 1724 static void gen_xori(DisasContext *ctx) 1725 { 1726 target_ulong uimm = UIMM(ctx->opcode); 1727 1728 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1729 /* NOP */ 1730 return; 1731 } 1732 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); 1733 } 1734 1735 /* xoris */ 1736 static void gen_xoris(DisasContext *ctx) 1737 { 1738 target_ulong uimm = UIMM(ctx->opcode); 1739 1740 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { 1741 /* NOP */ 1742 return; 1743 } 1744 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16); 1745 } 1746 1747 /* popcntb : PowerPC 2.03 specification */ 1748 static void gen_popcntb(DisasContext *ctx) 1749 { 1750 gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1751 } 1752 1753 static void gen_popcntw(DisasContext *ctx) 1754 { 1755 #if defined(TARGET_PPC64) 1756 gen_helper_popcntw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1757 #else 1758 tcg_gen_ctpop_i32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1759 #endif 1760 } 1761 1762 #if defined(TARGET_PPC64) 1763 /* popcntd: PowerPC 2.06 specification */ 1764 static void gen_popcntd(DisasContext *ctx) 1765 { 1766 tcg_gen_ctpop_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); 1767 } 1768 #endif 1769 1770 /* prtyw: PowerPC 2.05 specification */ 1771 static void gen_prtyw(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, 16); 1777 tcg_gen_xor_tl(ra, rs, t0); 1778 tcg_gen_shri_tl(t0, ra, 8); 1779 tcg_gen_xor_tl(ra, ra, t0); 1780 tcg_gen_andi_tl(ra, ra, (target_ulong)0x100000001ULL); 1781 tcg_temp_free(t0); 1782 } 1783 1784 #if defined(TARGET_PPC64) 1785 /* prtyd: PowerPC 2.05 specification */ 1786 static void gen_prtyd(DisasContext *ctx) 1787 { 1788 TCGv ra = cpu_gpr[rA(ctx->opcode)]; 1789 TCGv rs = cpu_gpr[rS(ctx->opcode)]; 1790 TCGv t0 = tcg_temp_new(); 1791 tcg_gen_shri_tl(t0, rs, 32); 1792 tcg_gen_xor_tl(ra, rs, t0); 1793 tcg_gen_shri_tl(t0, ra, 16); 1794 tcg_gen_xor_tl(ra, ra, t0); 1795 tcg_gen_shri_tl(t0, ra, 8); 1796 tcg_gen_xor_tl(ra, ra, t0); 1797 tcg_gen_andi_tl(ra, ra, 1); 1798 tcg_temp_free(t0); 1799 } 1800 #endif 1801 1802 #if defined(TARGET_PPC64) 1803 /* bpermd */ 1804 static void gen_bpermd(DisasContext *ctx) 1805 { 1806 gen_helper_bpermd(cpu_gpr[rA(ctx->opcode)], 1807 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 1808 } 1809 #endif 1810 1811 #if defined(TARGET_PPC64) 1812 /* extsw & extsw. */ 1813 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B); 1814 1815 /* cntlzd */ 1816 static void gen_cntlzd(DisasContext *ctx) 1817 { 1818 tcg_gen_clzi_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 64); 1819 if (unlikely(Rc(ctx->opcode) != 0)) 1820 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1821 } 1822 1823 /* cnttzd */ 1824 static void gen_cnttzd(DisasContext *ctx) 1825 { 1826 tcg_gen_ctzi_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 64); 1827 if (unlikely(Rc(ctx->opcode) != 0)) { 1828 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 1829 } 1830 } 1831 1832 /* darn */ 1833 static void gen_darn(DisasContext *ctx) 1834 { 1835 int l = L(ctx->opcode); 1836 1837 if (l == 0) { 1838 gen_helper_darn32(cpu_gpr[rD(ctx->opcode)]); 1839 } else if (l <= 2) { 1840 /* Return 64-bit random for both CRN and RRN */ 1841 gen_helper_darn64(cpu_gpr[rD(ctx->opcode)]); 1842 } else { 1843 tcg_gen_movi_i64(cpu_gpr[rD(ctx->opcode)], -1); 1844 } 1845 } 1846 #endif 1847 1848 /*** Integer rotate ***/ 1849 1850 /* rlwimi & rlwimi. */ 1851 static void gen_rlwimi(DisasContext *ctx) 1852 { 1853 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 1854 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 1855 uint32_t sh = SH(ctx->opcode); 1856 uint32_t mb = MB(ctx->opcode); 1857 uint32_t me = ME(ctx->opcode); 1858 1859 if (sh == (31-me) && mb <= me) { 1860 tcg_gen_deposit_tl(t_ra, t_ra, t_rs, sh, me - mb + 1); 1861 } else { 1862 target_ulong mask; 1863 TCGv t1; 1864 1865 #if defined(TARGET_PPC64) 1866 mb += 32; 1867 me += 32; 1868 #endif 1869 mask = MASK(mb, me); 1870 1871 t1 = tcg_temp_new(); 1872 if (mask <= 0xffffffffu) { 1873 TCGv_i32 t0 = tcg_temp_new_i32(); 1874 tcg_gen_trunc_tl_i32(t0, t_rs); 1875 tcg_gen_rotli_i32(t0, t0, sh); 1876 tcg_gen_extu_i32_tl(t1, t0); 1877 tcg_temp_free_i32(t0); 1878 } else { 1879 #if defined(TARGET_PPC64) 1880 tcg_gen_deposit_i64(t1, t_rs, t_rs, 32, 32); 1881 tcg_gen_rotli_i64(t1, t1, sh); 1882 #else 1883 g_assert_not_reached(); 1884 #endif 1885 } 1886 1887 tcg_gen_andi_tl(t1, t1, mask); 1888 tcg_gen_andi_tl(t_ra, t_ra, ~mask); 1889 tcg_gen_or_tl(t_ra, t_ra, t1); 1890 tcg_temp_free(t1); 1891 } 1892 if (unlikely(Rc(ctx->opcode) != 0)) { 1893 gen_set_Rc0(ctx, t_ra); 1894 } 1895 } 1896 1897 /* rlwinm & rlwinm. */ 1898 static void gen_rlwinm(DisasContext *ctx) 1899 { 1900 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 1901 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 1902 int sh = SH(ctx->opcode); 1903 int mb = MB(ctx->opcode); 1904 int me = ME(ctx->opcode); 1905 int len = me - mb + 1; 1906 int rsh = (32 - sh) & 31; 1907 1908 if (sh != 0 && len > 0 && me == (31 - sh)) { 1909 tcg_gen_deposit_z_tl(t_ra, t_rs, sh, len); 1910 } else if (me == 31 && rsh + len <= 32) { 1911 tcg_gen_extract_tl(t_ra, t_rs, rsh, len); 1912 } else { 1913 target_ulong mask; 1914 #if defined(TARGET_PPC64) 1915 mb += 32; 1916 me += 32; 1917 #endif 1918 mask = MASK(mb, me); 1919 if (sh == 0) { 1920 tcg_gen_andi_tl(t_ra, t_rs, mask); 1921 } else if (mask <= 0xffffffffu) { 1922 TCGv_i32 t0 = tcg_temp_new_i32(); 1923 tcg_gen_trunc_tl_i32(t0, t_rs); 1924 tcg_gen_rotli_i32(t0, t0, sh); 1925 tcg_gen_andi_i32(t0, t0, mask); 1926 tcg_gen_extu_i32_tl(t_ra, t0); 1927 tcg_temp_free_i32(t0); 1928 } else { 1929 #if defined(TARGET_PPC64) 1930 tcg_gen_deposit_i64(t_ra, t_rs, t_rs, 32, 32); 1931 tcg_gen_rotli_i64(t_ra, t_ra, sh); 1932 tcg_gen_andi_i64(t_ra, t_ra, mask); 1933 #else 1934 g_assert_not_reached(); 1935 #endif 1936 } 1937 } 1938 if (unlikely(Rc(ctx->opcode) != 0)) { 1939 gen_set_Rc0(ctx, t_ra); 1940 } 1941 } 1942 1943 /* rlwnm & rlwnm. */ 1944 static void gen_rlwnm(DisasContext *ctx) 1945 { 1946 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 1947 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 1948 TCGv t_rb = cpu_gpr[rB(ctx->opcode)]; 1949 uint32_t mb = MB(ctx->opcode); 1950 uint32_t me = ME(ctx->opcode); 1951 target_ulong mask; 1952 1953 #if defined(TARGET_PPC64) 1954 mb += 32; 1955 me += 32; 1956 #endif 1957 mask = MASK(mb, me); 1958 1959 if (mask <= 0xffffffffu) { 1960 TCGv_i32 t0 = tcg_temp_new_i32(); 1961 TCGv_i32 t1 = tcg_temp_new_i32(); 1962 tcg_gen_trunc_tl_i32(t0, t_rb); 1963 tcg_gen_trunc_tl_i32(t1, t_rs); 1964 tcg_gen_andi_i32(t0, t0, 0x1f); 1965 tcg_gen_rotl_i32(t1, t1, t0); 1966 tcg_gen_extu_i32_tl(t_ra, t1); 1967 tcg_temp_free_i32(t0); 1968 tcg_temp_free_i32(t1); 1969 } else { 1970 #if defined(TARGET_PPC64) 1971 TCGv_i64 t0 = tcg_temp_new_i64(); 1972 tcg_gen_andi_i64(t0, t_rb, 0x1f); 1973 tcg_gen_deposit_i64(t_ra, t_rs, t_rs, 32, 32); 1974 tcg_gen_rotl_i64(t_ra, t_ra, t0); 1975 tcg_temp_free_i64(t0); 1976 #else 1977 g_assert_not_reached(); 1978 #endif 1979 } 1980 1981 tcg_gen_andi_tl(t_ra, t_ra, mask); 1982 1983 if (unlikely(Rc(ctx->opcode) != 0)) { 1984 gen_set_Rc0(ctx, t_ra); 1985 } 1986 } 1987 1988 #if defined(TARGET_PPC64) 1989 #define GEN_PPC64_R2(name, opc1, opc2) \ 1990 static void glue(gen_, name##0)(DisasContext *ctx) \ 1991 { \ 1992 gen_##name(ctx, 0); \ 1993 } \ 1994 \ 1995 static void glue(gen_, name##1)(DisasContext *ctx) \ 1996 { \ 1997 gen_##name(ctx, 1); \ 1998 } 1999 #define GEN_PPC64_R4(name, opc1, opc2) \ 2000 static void glue(gen_, name##0)(DisasContext *ctx) \ 2001 { \ 2002 gen_##name(ctx, 0, 0); \ 2003 } \ 2004 \ 2005 static void glue(gen_, name##1)(DisasContext *ctx) \ 2006 { \ 2007 gen_##name(ctx, 0, 1); \ 2008 } \ 2009 \ 2010 static void glue(gen_, name##2)(DisasContext *ctx) \ 2011 { \ 2012 gen_##name(ctx, 1, 0); \ 2013 } \ 2014 \ 2015 static void glue(gen_, name##3)(DisasContext *ctx) \ 2016 { \ 2017 gen_##name(ctx, 1, 1); \ 2018 } 2019 2020 static void gen_rldinm(DisasContext *ctx, int mb, int me, int sh) 2021 { 2022 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 2023 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 2024 int len = me - mb + 1; 2025 int rsh = (64 - sh) & 63; 2026 2027 if (sh != 0 && len > 0 && me == (63 - sh)) { 2028 tcg_gen_deposit_z_tl(t_ra, t_rs, sh, len); 2029 } else if (me == 63 && rsh + len <= 64) { 2030 tcg_gen_extract_tl(t_ra, t_rs, rsh, len); 2031 } else { 2032 tcg_gen_rotli_tl(t_ra, t_rs, sh); 2033 tcg_gen_andi_tl(t_ra, t_ra, MASK(mb, me)); 2034 } 2035 if (unlikely(Rc(ctx->opcode) != 0)) { 2036 gen_set_Rc0(ctx, t_ra); 2037 } 2038 } 2039 2040 /* rldicl - rldicl. */ 2041 static inline void gen_rldicl(DisasContext *ctx, int mbn, int shn) 2042 { 2043 uint32_t sh, mb; 2044 2045 sh = SH(ctx->opcode) | (shn << 5); 2046 mb = MB(ctx->opcode) | (mbn << 5); 2047 gen_rldinm(ctx, mb, 63, sh); 2048 } 2049 GEN_PPC64_R4(rldicl, 0x1E, 0x00); 2050 2051 /* rldicr - rldicr. */ 2052 static inline void gen_rldicr(DisasContext *ctx, int men, int shn) 2053 { 2054 uint32_t sh, me; 2055 2056 sh = SH(ctx->opcode) | (shn << 5); 2057 me = MB(ctx->opcode) | (men << 5); 2058 gen_rldinm(ctx, 0, me, sh); 2059 } 2060 GEN_PPC64_R4(rldicr, 0x1E, 0x02); 2061 2062 /* rldic - rldic. */ 2063 static inline void gen_rldic(DisasContext *ctx, int mbn, int shn) 2064 { 2065 uint32_t sh, mb; 2066 2067 sh = SH(ctx->opcode) | (shn << 5); 2068 mb = MB(ctx->opcode) | (mbn << 5); 2069 gen_rldinm(ctx, mb, 63 - sh, sh); 2070 } 2071 GEN_PPC64_R4(rldic, 0x1E, 0x04); 2072 2073 static void gen_rldnm(DisasContext *ctx, int mb, int me) 2074 { 2075 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 2076 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 2077 TCGv t_rb = cpu_gpr[rB(ctx->opcode)]; 2078 TCGv t0; 2079 2080 t0 = tcg_temp_new(); 2081 tcg_gen_andi_tl(t0, t_rb, 0x3f); 2082 tcg_gen_rotl_tl(t_ra, t_rs, t0); 2083 tcg_temp_free(t0); 2084 2085 tcg_gen_andi_tl(t_ra, t_ra, MASK(mb, me)); 2086 if (unlikely(Rc(ctx->opcode) != 0)) { 2087 gen_set_Rc0(ctx, t_ra); 2088 } 2089 } 2090 2091 /* rldcl - rldcl. */ 2092 static inline void gen_rldcl(DisasContext *ctx, int mbn) 2093 { 2094 uint32_t mb; 2095 2096 mb = MB(ctx->opcode) | (mbn << 5); 2097 gen_rldnm(ctx, mb, 63); 2098 } 2099 GEN_PPC64_R2(rldcl, 0x1E, 0x08); 2100 2101 /* rldcr - rldcr. */ 2102 static inline void gen_rldcr(DisasContext *ctx, int men) 2103 { 2104 uint32_t me; 2105 2106 me = MB(ctx->opcode) | (men << 5); 2107 gen_rldnm(ctx, 0, me); 2108 } 2109 GEN_PPC64_R2(rldcr, 0x1E, 0x09); 2110 2111 /* rldimi - rldimi. */ 2112 static void gen_rldimi(DisasContext *ctx, int mbn, int shn) 2113 { 2114 TCGv t_ra = cpu_gpr[rA(ctx->opcode)]; 2115 TCGv t_rs = cpu_gpr[rS(ctx->opcode)]; 2116 uint32_t sh = SH(ctx->opcode) | (shn << 5); 2117 uint32_t mb = MB(ctx->opcode) | (mbn << 5); 2118 uint32_t me = 63 - sh; 2119 2120 if (mb <= me) { 2121 tcg_gen_deposit_tl(t_ra, t_ra, t_rs, sh, me - mb + 1); 2122 } else { 2123 target_ulong mask = MASK(mb, me); 2124 TCGv t1 = tcg_temp_new(); 2125 2126 tcg_gen_rotli_tl(t1, t_rs, sh); 2127 tcg_gen_andi_tl(t1, t1, mask); 2128 tcg_gen_andi_tl(t_ra, t_ra, ~mask); 2129 tcg_gen_or_tl(t_ra, t_ra, t1); 2130 tcg_temp_free(t1); 2131 } 2132 if (unlikely(Rc(ctx->opcode) != 0)) { 2133 gen_set_Rc0(ctx, t_ra); 2134 } 2135 } 2136 GEN_PPC64_R4(rldimi, 0x1E, 0x06); 2137 #endif 2138 2139 /*** Integer shift ***/ 2140 2141 /* slw & slw. */ 2142 static void gen_slw(DisasContext *ctx) 2143 { 2144 TCGv t0, t1; 2145 2146 t0 = tcg_temp_new(); 2147 /* AND rS with a mask that is 0 when rB >= 0x20 */ 2148 #if defined(TARGET_PPC64) 2149 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3a); 2150 tcg_gen_sari_tl(t0, t0, 0x3f); 2151 #else 2152 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1a); 2153 tcg_gen_sari_tl(t0, t0, 0x1f); 2154 #endif 2155 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2156 t1 = tcg_temp_new(); 2157 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1f); 2158 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2159 tcg_temp_free(t1); 2160 tcg_temp_free(t0); 2161 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 2162 if (unlikely(Rc(ctx->opcode) != 0)) 2163 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2164 } 2165 2166 /* sraw & sraw. */ 2167 static void gen_sraw(DisasContext *ctx) 2168 { 2169 gen_helper_sraw(cpu_gpr[rA(ctx->opcode)], cpu_env, 2170 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 2171 if (unlikely(Rc(ctx->opcode) != 0)) 2172 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2173 } 2174 2175 /* srawi & srawi. */ 2176 static void gen_srawi(DisasContext *ctx) 2177 { 2178 int sh = SH(ctx->opcode); 2179 TCGv dst = cpu_gpr[rA(ctx->opcode)]; 2180 TCGv src = cpu_gpr[rS(ctx->opcode)]; 2181 if (sh == 0) { 2182 tcg_gen_ext32s_tl(dst, src); 2183 tcg_gen_movi_tl(cpu_ca, 0); 2184 } else { 2185 TCGv t0; 2186 tcg_gen_ext32s_tl(dst, src); 2187 tcg_gen_andi_tl(cpu_ca, dst, (1ULL << sh) - 1); 2188 t0 = tcg_temp_new(); 2189 tcg_gen_sari_tl(t0, dst, TARGET_LONG_BITS - 1); 2190 tcg_gen_and_tl(cpu_ca, cpu_ca, t0); 2191 tcg_temp_free(t0); 2192 tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0); 2193 tcg_gen_sari_tl(dst, dst, sh); 2194 } 2195 if (unlikely(Rc(ctx->opcode) != 0)) { 2196 gen_set_Rc0(ctx, dst); 2197 } 2198 } 2199 2200 /* srw & srw. */ 2201 static void gen_srw(DisasContext *ctx) 2202 { 2203 TCGv t0, t1; 2204 2205 t0 = tcg_temp_new(); 2206 /* AND rS with a mask that is 0 when rB >= 0x20 */ 2207 #if defined(TARGET_PPC64) 2208 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3a); 2209 tcg_gen_sari_tl(t0, t0, 0x3f); 2210 #else 2211 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1a); 2212 tcg_gen_sari_tl(t0, t0, 0x1f); 2213 #endif 2214 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2215 tcg_gen_ext32u_tl(t0, t0); 2216 t1 = tcg_temp_new(); 2217 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1f); 2218 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2219 tcg_temp_free(t1); 2220 tcg_temp_free(t0); 2221 if (unlikely(Rc(ctx->opcode) != 0)) 2222 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2223 } 2224 2225 #if defined(TARGET_PPC64) 2226 /* sld & sld. */ 2227 static void gen_sld(DisasContext *ctx) 2228 { 2229 TCGv t0, t1; 2230 2231 t0 = tcg_temp_new(); 2232 /* AND rS with a mask that is 0 when rB >= 0x40 */ 2233 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x39); 2234 tcg_gen_sari_tl(t0, t0, 0x3f); 2235 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2236 t1 = tcg_temp_new(); 2237 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x3f); 2238 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2239 tcg_temp_free(t1); 2240 tcg_temp_free(t0); 2241 if (unlikely(Rc(ctx->opcode) != 0)) 2242 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2243 } 2244 2245 /* srad & srad. */ 2246 static void gen_srad(DisasContext *ctx) 2247 { 2248 gen_helper_srad(cpu_gpr[rA(ctx->opcode)], cpu_env, 2249 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 2250 if (unlikely(Rc(ctx->opcode) != 0)) 2251 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2252 } 2253 /* sradi & sradi. */ 2254 static inline void gen_sradi(DisasContext *ctx, int n) 2255 { 2256 int sh = SH(ctx->opcode) + (n << 5); 2257 TCGv dst = cpu_gpr[rA(ctx->opcode)]; 2258 TCGv src = cpu_gpr[rS(ctx->opcode)]; 2259 if (sh == 0) { 2260 tcg_gen_mov_tl(dst, src); 2261 tcg_gen_movi_tl(cpu_ca, 0); 2262 } else { 2263 TCGv t0; 2264 tcg_gen_andi_tl(cpu_ca, src, (1ULL << sh) - 1); 2265 t0 = tcg_temp_new(); 2266 tcg_gen_sari_tl(t0, src, TARGET_LONG_BITS - 1); 2267 tcg_gen_and_tl(cpu_ca, cpu_ca, t0); 2268 tcg_temp_free(t0); 2269 tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0); 2270 tcg_gen_sari_tl(dst, src, sh); 2271 } 2272 if (unlikely(Rc(ctx->opcode) != 0)) { 2273 gen_set_Rc0(ctx, dst); 2274 } 2275 } 2276 2277 static void gen_sradi0(DisasContext *ctx) 2278 { 2279 gen_sradi(ctx, 0); 2280 } 2281 2282 static void gen_sradi1(DisasContext *ctx) 2283 { 2284 gen_sradi(ctx, 1); 2285 } 2286 2287 /* extswsli & extswsli. */ 2288 static inline void gen_extswsli(DisasContext *ctx, int n) 2289 { 2290 int sh = SH(ctx->opcode) + (n << 5); 2291 TCGv dst = cpu_gpr[rA(ctx->opcode)]; 2292 TCGv src = cpu_gpr[rS(ctx->opcode)]; 2293 2294 tcg_gen_ext32s_tl(dst, src); 2295 tcg_gen_shli_tl(dst, dst, sh); 2296 if (unlikely(Rc(ctx->opcode) != 0)) { 2297 gen_set_Rc0(ctx, dst); 2298 } 2299 } 2300 2301 static void gen_extswsli0(DisasContext *ctx) 2302 { 2303 gen_extswsli(ctx, 0); 2304 } 2305 2306 static void gen_extswsli1(DisasContext *ctx) 2307 { 2308 gen_extswsli(ctx, 1); 2309 } 2310 2311 /* srd & srd. */ 2312 static void gen_srd(DisasContext *ctx) 2313 { 2314 TCGv t0, t1; 2315 2316 t0 = tcg_temp_new(); 2317 /* AND rS with a mask that is 0 when rB >= 0x40 */ 2318 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x39); 2319 tcg_gen_sari_tl(t0, t0, 0x3f); 2320 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 2321 t1 = tcg_temp_new(); 2322 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x3f); 2323 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 2324 tcg_temp_free(t1); 2325 tcg_temp_free(t0); 2326 if (unlikely(Rc(ctx->opcode) != 0)) 2327 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 2328 } 2329 #endif 2330 2331 /*** Addressing modes ***/ 2332 /* Register indirect with immediate index : EA = (rA|0) + SIMM */ 2333 static inline void gen_addr_imm_index(DisasContext *ctx, TCGv EA, 2334 target_long maskl) 2335 { 2336 target_long simm = SIMM(ctx->opcode); 2337 2338 simm &= ~maskl; 2339 if (rA(ctx->opcode) == 0) { 2340 if (NARROW_MODE(ctx)) { 2341 simm = (uint32_t)simm; 2342 } 2343 tcg_gen_movi_tl(EA, simm); 2344 } else if (likely(simm != 0)) { 2345 tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm); 2346 if (NARROW_MODE(ctx)) { 2347 tcg_gen_ext32u_tl(EA, EA); 2348 } 2349 } else { 2350 if (NARROW_MODE(ctx)) { 2351 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2352 } else { 2353 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2354 } 2355 } 2356 } 2357 2358 static inline void gen_addr_reg_index(DisasContext *ctx, TCGv EA) 2359 { 2360 if (rA(ctx->opcode) == 0) { 2361 if (NARROW_MODE(ctx)) { 2362 tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]); 2363 } else { 2364 tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]); 2365 } 2366 } else { 2367 tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 2368 if (NARROW_MODE(ctx)) { 2369 tcg_gen_ext32u_tl(EA, EA); 2370 } 2371 } 2372 } 2373 2374 static inline void gen_addr_register(DisasContext *ctx, TCGv EA) 2375 { 2376 if (rA(ctx->opcode) == 0) { 2377 tcg_gen_movi_tl(EA, 0); 2378 } else if (NARROW_MODE(ctx)) { 2379 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2380 } else { 2381 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); 2382 } 2383 } 2384 2385 static inline void gen_addr_add(DisasContext *ctx, TCGv ret, TCGv arg1, 2386 target_long val) 2387 { 2388 tcg_gen_addi_tl(ret, arg1, val); 2389 if (NARROW_MODE(ctx)) { 2390 tcg_gen_ext32u_tl(ret, ret); 2391 } 2392 } 2393 2394 static inline void gen_check_align(DisasContext *ctx, TCGv EA, int mask) 2395 { 2396 TCGLabel *l1 = gen_new_label(); 2397 TCGv t0 = tcg_temp_new(); 2398 TCGv_i32 t1, t2; 2399 tcg_gen_andi_tl(t0, EA, mask); 2400 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 2401 t1 = tcg_const_i32(POWERPC_EXCP_ALIGN); 2402 t2 = tcg_const_i32(ctx->opcode & 0x03FF0000); 2403 gen_update_nip(ctx, ctx->nip - 4); 2404 gen_helper_raise_exception_err(cpu_env, t1, t2); 2405 tcg_temp_free_i32(t1); 2406 tcg_temp_free_i32(t2); 2407 gen_set_label(l1); 2408 tcg_temp_free(t0); 2409 } 2410 2411 static inline void gen_align_no_le(DisasContext *ctx) 2412 { 2413 gen_exception_err(ctx, POWERPC_EXCP_ALIGN, 2414 (ctx->opcode & 0x03FF0000) | POWERPC_EXCP_ALIGN_LE); 2415 } 2416 2417 /*** Integer load ***/ 2418 #define DEF_MEMOP(op) ((op) | ctx->default_tcg_memop_mask) 2419 #define BSWAP_MEMOP(op) ((op) | (ctx->default_tcg_memop_mask ^ MO_BSWAP)) 2420 2421 #define GEN_QEMU_LOAD_TL(ldop, op) \ 2422 static void glue(gen_qemu_, ldop)(DisasContext *ctx, \ 2423 TCGv val, \ 2424 TCGv addr) \ 2425 { \ 2426 tcg_gen_qemu_ld_tl(val, addr, ctx->mem_idx, op); \ 2427 } 2428 2429 GEN_QEMU_LOAD_TL(ld8u, DEF_MEMOP(MO_UB)) 2430 GEN_QEMU_LOAD_TL(ld16u, DEF_MEMOP(MO_UW)) 2431 GEN_QEMU_LOAD_TL(ld16s, DEF_MEMOP(MO_SW)) 2432 GEN_QEMU_LOAD_TL(ld32u, DEF_MEMOP(MO_UL)) 2433 GEN_QEMU_LOAD_TL(ld32s, DEF_MEMOP(MO_SL)) 2434 2435 GEN_QEMU_LOAD_TL(ld16ur, BSWAP_MEMOP(MO_UW)) 2436 GEN_QEMU_LOAD_TL(ld32ur, BSWAP_MEMOP(MO_UL)) 2437 2438 #define GEN_QEMU_LOAD_64(ldop, op) \ 2439 static void glue(gen_qemu_, glue(ldop, _i64))(DisasContext *ctx, \ 2440 TCGv_i64 val, \ 2441 TCGv addr) \ 2442 { \ 2443 tcg_gen_qemu_ld_i64(val, addr, ctx->mem_idx, op); \ 2444 } 2445 2446 GEN_QEMU_LOAD_64(ld8u, DEF_MEMOP(MO_UB)) 2447 GEN_QEMU_LOAD_64(ld16u, DEF_MEMOP(MO_UW)) 2448 GEN_QEMU_LOAD_64(ld32u, DEF_MEMOP(MO_UL)) 2449 GEN_QEMU_LOAD_64(ld32s, DEF_MEMOP(MO_SL)) 2450 GEN_QEMU_LOAD_64(ld64, DEF_MEMOP(MO_Q)) 2451 2452 #if defined(TARGET_PPC64) 2453 GEN_QEMU_LOAD_64(ld64ur, BSWAP_MEMOP(MO_Q)) 2454 #endif 2455 2456 #define GEN_QEMU_STORE_TL(stop, op) \ 2457 static void glue(gen_qemu_, stop)(DisasContext *ctx, \ 2458 TCGv val, \ 2459 TCGv addr) \ 2460 { \ 2461 tcg_gen_qemu_st_tl(val, addr, ctx->mem_idx, op); \ 2462 } 2463 2464 GEN_QEMU_STORE_TL(st8, DEF_MEMOP(MO_UB)) 2465 GEN_QEMU_STORE_TL(st16, DEF_MEMOP(MO_UW)) 2466 GEN_QEMU_STORE_TL(st32, DEF_MEMOP(MO_UL)) 2467 2468 GEN_QEMU_STORE_TL(st16r, BSWAP_MEMOP(MO_UW)) 2469 GEN_QEMU_STORE_TL(st32r, BSWAP_MEMOP(MO_UL)) 2470 2471 #define GEN_QEMU_STORE_64(stop, op) \ 2472 static void glue(gen_qemu_, glue(stop, _i64))(DisasContext *ctx, \ 2473 TCGv_i64 val, \ 2474 TCGv addr) \ 2475 { \ 2476 tcg_gen_qemu_st_i64(val, addr, ctx->mem_idx, op); \ 2477 } 2478 2479 GEN_QEMU_STORE_64(st8, DEF_MEMOP(MO_UB)) 2480 GEN_QEMU_STORE_64(st16, DEF_MEMOP(MO_UW)) 2481 GEN_QEMU_STORE_64(st32, DEF_MEMOP(MO_UL)) 2482 GEN_QEMU_STORE_64(st64, DEF_MEMOP(MO_Q)) 2483 2484 #if defined(TARGET_PPC64) 2485 GEN_QEMU_STORE_64(st64r, BSWAP_MEMOP(MO_Q)) 2486 #endif 2487 2488 #define GEN_LD(name, ldop, opc, type) \ 2489 static void glue(gen_, name)(DisasContext *ctx) \ 2490 { \ 2491 TCGv EA; \ 2492 gen_set_access_type(ctx, ACCESS_INT); \ 2493 EA = tcg_temp_new(); \ 2494 gen_addr_imm_index(ctx, EA, 0); \ 2495 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2496 tcg_temp_free(EA); \ 2497 } 2498 2499 #define GEN_LDU(name, ldop, opc, type) \ 2500 static void glue(gen_, name##u)(DisasContext *ctx) \ 2501 { \ 2502 TCGv EA; \ 2503 if (unlikely(rA(ctx->opcode) == 0 || \ 2504 rA(ctx->opcode) == rD(ctx->opcode))) { \ 2505 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2506 return; \ 2507 } \ 2508 gen_set_access_type(ctx, ACCESS_INT); \ 2509 EA = tcg_temp_new(); \ 2510 if (type == PPC_64B) \ 2511 gen_addr_imm_index(ctx, EA, 0x03); \ 2512 else \ 2513 gen_addr_imm_index(ctx, EA, 0); \ 2514 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2515 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2516 tcg_temp_free(EA); \ 2517 } 2518 2519 #define GEN_LDUX(name, ldop, opc2, opc3, type) \ 2520 static void glue(gen_, name##ux)(DisasContext *ctx) \ 2521 { \ 2522 TCGv EA; \ 2523 if (unlikely(rA(ctx->opcode) == 0 || \ 2524 rA(ctx->opcode) == rD(ctx->opcode))) { \ 2525 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2526 return; \ 2527 } \ 2528 gen_set_access_type(ctx, ACCESS_INT); \ 2529 EA = tcg_temp_new(); \ 2530 gen_addr_reg_index(ctx, EA); \ 2531 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2532 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2533 tcg_temp_free(EA); \ 2534 } 2535 2536 #define GEN_LDX_E(name, ldop, opc2, opc3, type, type2, chk) \ 2537 static void glue(gen_, name##x)(DisasContext *ctx) \ 2538 { \ 2539 TCGv EA; \ 2540 chk; \ 2541 gen_set_access_type(ctx, ACCESS_INT); \ 2542 EA = tcg_temp_new(); \ 2543 gen_addr_reg_index(ctx, EA); \ 2544 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ 2545 tcg_temp_free(EA); \ 2546 } 2547 2548 #define GEN_LDX(name, ldop, opc2, opc3, type) \ 2549 GEN_LDX_E(name, ldop, opc2, opc3, type, PPC_NONE, CHK_NONE) 2550 2551 #define GEN_LDX_HVRM(name, ldop, opc2, opc3, type) \ 2552 GEN_LDX_E(name, ldop, opc2, opc3, type, PPC_NONE, CHK_HVRM) 2553 2554 #define GEN_LDS(name, ldop, op, type) \ 2555 GEN_LD(name, ldop, op | 0x20, type); \ 2556 GEN_LDU(name, ldop, op | 0x21, type); \ 2557 GEN_LDUX(name, ldop, 0x17, op | 0x01, type); \ 2558 GEN_LDX(name, ldop, 0x17, op | 0x00, type) 2559 2560 /* lbz lbzu lbzux lbzx */ 2561 GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER); 2562 /* lha lhau lhaux lhax */ 2563 GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER); 2564 /* lhz lhzu lhzux lhzx */ 2565 GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER); 2566 /* lwz lwzu lwzux lwzx */ 2567 GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER); 2568 #if defined(TARGET_PPC64) 2569 /* lwaux */ 2570 GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B); 2571 /* lwax */ 2572 GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B); 2573 /* ldux */ 2574 GEN_LDUX(ld, ld64_i64, 0x15, 0x01, PPC_64B); 2575 /* ldx */ 2576 GEN_LDX(ld, ld64_i64, 0x15, 0x00, PPC_64B); 2577 2578 /* CI load/store variants */ 2579 GEN_LDX_HVRM(ldcix, ld64_i64, 0x15, 0x1b, PPC_CILDST) 2580 GEN_LDX_HVRM(lwzcix, ld32u, 0x15, 0x15, PPC_CILDST) 2581 GEN_LDX_HVRM(lhzcix, ld16u, 0x15, 0x19, PPC_CILDST) 2582 GEN_LDX_HVRM(lbzcix, ld8u, 0x15, 0x1a, PPC_CILDST) 2583 2584 static void gen_ld(DisasContext *ctx) 2585 { 2586 TCGv EA; 2587 if (Rc(ctx->opcode)) { 2588 if (unlikely(rA(ctx->opcode) == 0 || 2589 rA(ctx->opcode) == rD(ctx->opcode))) { 2590 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2591 return; 2592 } 2593 } 2594 gen_set_access_type(ctx, ACCESS_INT); 2595 EA = tcg_temp_new(); 2596 gen_addr_imm_index(ctx, EA, 0x03); 2597 if (ctx->opcode & 0x02) { 2598 /* lwa (lwau is undefined) */ 2599 gen_qemu_ld32s(ctx, cpu_gpr[rD(ctx->opcode)], EA); 2600 } else { 2601 /* ld - ldu */ 2602 gen_qemu_ld64_i64(ctx, cpu_gpr[rD(ctx->opcode)], EA); 2603 } 2604 if (Rc(ctx->opcode)) 2605 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); 2606 tcg_temp_free(EA); 2607 } 2608 2609 /* lq */ 2610 static void gen_lq(DisasContext *ctx) 2611 { 2612 int ra, rd; 2613 TCGv EA; 2614 2615 /* lq is a legal user mode instruction starting in ISA 2.07 */ 2616 bool legal_in_user_mode = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2617 bool le_is_supported = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2618 2619 if (!legal_in_user_mode && ctx->pr) { 2620 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); 2621 return; 2622 } 2623 2624 if (!le_is_supported && ctx->le_mode) { 2625 gen_align_no_le(ctx); 2626 return; 2627 } 2628 ra = rA(ctx->opcode); 2629 rd = rD(ctx->opcode); 2630 if (unlikely((rd & 1) || rd == ra)) { 2631 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2632 return; 2633 } 2634 2635 gen_set_access_type(ctx, ACCESS_INT); 2636 EA = tcg_temp_new(); 2637 gen_addr_imm_index(ctx, EA, 0x0F); 2638 2639 /* We only need to swap high and low halves. gen_qemu_ld64_i64 does 2640 necessary 64-bit byteswap already. */ 2641 if (unlikely(ctx->le_mode)) { 2642 gen_qemu_ld64_i64(ctx, cpu_gpr[rd + 1], EA); 2643 gen_addr_add(ctx, EA, EA, 8); 2644 gen_qemu_ld64_i64(ctx, cpu_gpr[rd], EA); 2645 } else { 2646 gen_qemu_ld64_i64(ctx, cpu_gpr[rd], EA); 2647 gen_addr_add(ctx, EA, EA, 8); 2648 gen_qemu_ld64_i64(ctx, cpu_gpr[rd + 1], EA); 2649 } 2650 tcg_temp_free(EA); 2651 } 2652 #endif 2653 2654 /*** Integer store ***/ 2655 #define GEN_ST(name, stop, opc, type) \ 2656 static void glue(gen_, name)(DisasContext *ctx) \ 2657 { \ 2658 TCGv EA; \ 2659 gen_set_access_type(ctx, ACCESS_INT); \ 2660 EA = tcg_temp_new(); \ 2661 gen_addr_imm_index(ctx, EA, 0); \ 2662 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2663 tcg_temp_free(EA); \ 2664 } 2665 2666 #define GEN_STU(name, stop, opc, type) \ 2667 static void glue(gen_, stop##u)(DisasContext *ctx) \ 2668 { \ 2669 TCGv EA; \ 2670 if (unlikely(rA(ctx->opcode) == 0)) { \ 2671 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2672 return; \ 2673 } \ 2674 gen_set_access_type(ctx, ACCESS_INT); \ 2675 EA = tcg_temp_new(); \ 2676 if (type == PPC_64B) \ 2677 gen_addr_imm_index(ctx, EA, 0x03); \ 2678 else \ 2679 gen_addr_imm_index(ctx, EA, 0); \ 2680 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2681 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2682 tcg_temp_free(EA); \ 2683 } 2684 2685 #define GEN_STUX(name, stop, opc2, opc3, type) \ 2686 static void glue(gen_, name##ux)(DisasContext *ctx) \ 2687 { \ 2688 TCGv EA; \ 2689 if (unlikely(rA(ctx->opcode) == 0)) { \ 2690 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ 2691 return; \ 2692 } \ 2693 gen_set_access_type(ctx, ACCESS_INT); \ 2694 EA = tcg_temp_new(); \ 2695 gen_addr_reg_index(ctx, EA); \ 2696 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2697 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ 2698 tcg_temp_free(EA); \ 2699 } 2700 2701 #define GEN_STX_E(name, stop, opc2, opc3, type, type2, chk) \ 2702 static void glue(gen_, name##x)(DisasContext *ctx) \ 2703 { \ 2704 TCGv EA; \ 2705 chk; \ 2706 gen_set_access_type(ctx, ACCESS_INT); \ 2707 EA = tcg_temp_new(); \ 2708 gen_addr_reg_index(ctx, EA); \ 2709 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ 2710 tcg_temp_free(EA); \ 2711 } 2712 #define GEN_STX(name, stop, opc2, opc3, type) \ 2713 GEN_STX_E(name, stop, opc2, opc3, type, PPC_NONE, CHK_NONE) 2714 2715 #define GEN_STX_HVRM(name, stop, opc2, opc3, type) \ 2716 GEN_STX_E(name, stop, opc2, opc3, type, PPC_NONE, CHK_HVRM) 2717 2718 #define GEN_STS(name, stop, op, type) \ 2719 GEN_ST(name, stop, op | 0x20, type); \ 2720 GEN_STU(name, stop, op | 0x21, type); \ 2721 GEN_STUX(name, stop, 0x17, op | 0x01, type); \ 2722 GEN_STX(name, stop, 0x17, op | 0x00, type) 2723 2724 /* stb stbu stbux stbx */ 2725 GEN_STS(stb, st8, 0x06, PPC_INTEGER); 2726 /* sth sthu sthux sthx */ 2727 GEN_STS(sth, st16, 0x0C, PPC_INTEGER); 2728 /* stw stwu stwux stwx */ 2729 GEN_STS(stw, st32, 0x04, PPC_INTEGER); 2730 #if defined(TARGET_PPC64) 2731 GEN_STUX(std, st64_i64, 0x15, 0x05, PPC_64B); 2732 GEN_STX(std, st64_i64, 0x15, 0x04, PPC_64B); 2733 GEN_STX_HVRM(stdcix, st64_i64, 0x15, 0x1f, PPC_CILDST) 2734 GEN_STX_HVRM(stwcix, st32, 0x15, 0x1c, PPC_CILDST) 2735 GEN_STX_HVRM(sthcix, st16, 0x15, 0x1d, PPC_CILDST) 2736 GEN_STX_HVRM(stbcix, st8, 0x15, 0x1e, PPC_CILDST) 2737 2738 static void gen_std(DisasContext *ctx) 2739 { 2740 int rs; 2741 TCGv EA; 2742 2743 rs = rS(ctx->opcode); 2744 if ((ctx->opcode & 0x3) == 0x2) { /* stq */ 2745 bool legal_in_user_mode = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2746 bool le_is_supported = (ctx->insns_flags2 & PPC2_LSQ_ISA207) != 0; 2747 2748 if (!(ctx->insns_flags & PPC_64BX)) { 2749 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2750 } 2751 2752 if (!legal_in_user_mode && ctx->pr) { 2753 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); 2754 return; 2755 } 2756 2757 if (!le_is_supported && ctx->le_mode) { 2758 gen_align_no_le(ctx); 2759 return; 2760 } 2761 2762 if (unlikely(rs & 1)) { 2763 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2764 return; 2765 } 2766 gen_set_access_type(ctx, ACCESS_INT); 2767 EA = tcg_temp_new(); 2768 gen_addr_imm_index(ctx, EA, 0x03); 2769 2770 /* We only need to swap high and low halves. gen_qemu_st64_i64 does 2771 necessary 64-bit byteswap already. */ 2772 if (unlikely(ctx->le_mode)) { 2773 gen_qemu_st64_i64(ctx, cpu_gpr[rs + 1], EA); 2774 gen_addr_add(ctx, EA, EA, 8); 2775 gen_qemu_st64_i64(ctx, cpu_gpr[rs], EA); 2776 } else { 2777 gen_qemu_st64_i64(ctx, cpu_gpr[rs], EA); 2778 gen_addr_add(ctx, EA, EA, 8); 2779 gen_qemu_st64_i64(ctx, cpu_gpr[rs + 1], EA); 2780 } 2781 tcg_temp_free(EA); 2782 } else { 2783 /* std / stdu*/ 2784 if (Rc(ctx->opcode)) { 2785 if (unlikely(rA(ctx->opcode) == 0)) { 2786 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 2787 return; 2788 } 2789 } 2790 gen_set_access_type(ctx, ACCESS_INT); 2791 EA = tcg_temp_new(); 2792 gen_addr_imm_index(ctx, EA, 0x03); 2793 gen_qemu_st64_i64(ctx, cpu_gpr[rs], EA); 2794 if (Rc(ctx->opcode)) 2795 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); 2796 tcg_temp_free(EA); 2797 } 2798 } 2799 #endif 2800 /*** Integer load and store with byte reverse ***/ 2801 2802 /* lhbrx */ 2803 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER); 2804 2805 /* lwbrx */ 2806 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER); 2807 2808 #if defined(TARGET_PPC64) 2809 /* ldbrx */ 2810 GEN_LDX_E(ldbr, ld64ur_i64, 0x14, 0x10, PPC_NONE, PPC2_DBRX, CHK_NONE); 2811 /* stdbrx */ 2812 GEN_STX_E(stdbr, st64r_i64, 0x14, 0x14, PPC_NONE, PPC2_DBRX, CHK_NONE); 2813 #endif /* TARGET_PPC64 */ 2814 2815 /* sthbrx */ 2816 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER); 2817 /* stwbrx */ 2818 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER); 2819 2820 /*** Integer load and store multiple ***/ 2821 2822 /* lmw */ 2823 static void gen_lmw(DisasContext *ctx) 2824 { 2825 TCGv t0; 2826 TCGv_i32 t1; 2827 2828 if (ctx->le_mode) { 2829 gen_align_no_le(ctx); 2830 return; 2831 } 2832 gen_set_access_type(ctx, ACCESS_INT); 2833 t0 = tcg_temp_new(); 2834 t1 = tcg_const_i32(rD(ctx->opcode)); 2835 gen_addr_imm_index(ctx, t0, 0); 2836 gen_helper_lmw(cpu_env, t0, t1); 2837 tcg_temp_free(t0); 2838 tcg_temp_free_i32(t1); 2839 } 2840 2841 /* stmw */ 2842 static void gen_stmw(DisasContext *ctx) 2843 { 2844 TCGv t0; 2845 TCGv_i32 t1; 2846 2847 if (ctx->le_mode) { 2848 gen_align_no_le(ctx); 2849 return; 2850 } 2851 gen_set_access_type(ctx, ACCESS_INT); 2852 t0 = tcg_temp_new(); 2853 t1 = tcg_const_i32(rS(ctx->opcode)); 2854 gen_addr_imm_index(ctx, t0, 0); 2855 gen_helper_stmw(cpu_env, t0, t1); 2856 tcg_temp_free(t0); 2857 tcg_temp_free_i32(t1); 2858 } 2859 2860 /*** Integer load and store strings ***/ 2861 2862 /* lswi */ 2863 /* PowerPC32 specification says we must generate an exception if 2864 * rA is in the range of registers to be loaded. 2865 * In an other hand, IBM says this is valid, but rA won't be loaded. 2866 * For now, I'll follow the spec... 2867 */ 2868 static void gen_lswi(DisasContext *ctx) 2869 { 2870 TCGv t0; 2871 TCGv_i32 t1, t2; 2872 int nb = NB(ctx->opcode); 2873 int start = rD(ctx->opcode); 2874 int ra = rA(ctx->opcode); 2875 int nr; 2876 2877 if (ctx->le_mode) { 2878 gen_align_no_le(ctx); 2879 return; 2880 } 2881 if (nb == 0) 2882 nb = 32; 2883 nr = (nb + 3) / 4; 2884 if (unlikely(lsw_reg_in_range(start, nr, ra))) { 2885 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX); 2886 return; 2887 } 2888 gen_set_access_type(ctx, ACCESS_INT); 2889 t0 = tcg_temp_new(); 2890 gen_addr_register(ctx, t0); 2891 t1 = tcg_const_i32(nb); 2892 t2 = tcg_const_i32(start); 2893 gen_helper_lsw(cpu_env, t0, t1, t2); 2894 tcg_temp_free(t0); 2895 tcg_temp_free_i32(t1); 2896 tcg_temp_free_i32(t2); 2897 } 2898 2899 /* lswx */ 2900 static void gen_lswx(DisasContext *ctx) 2901 { 2902 TCGv t0; 2903 TCGv_i32 t1, t2, t3; 2904 2905 if (ctx->le_mode) { 2906 gen_align_no_le(ctx); 2907 return; 2908 } 2909 gen_set_access_type(ctx, ACCESS_INT); 2910 t0 = tcg_temp_new(); 2911 gen_addr_reg_index(ctx, t0); 2912 t1 = tcg_const_i32(rD(ctx->opcode)); 2913 t2 = tcg_const_i32(rA(ctx->opcode)); 2914 t3 = tcg_const_i32(rB(ctx->opcode)); 2915 gen_helper_lswx(cpu_env, t0, t1, t2, t3); 2916 tcg_temp_free(t0); 2917 tcg_temp_free_i32(t1); 2918 tcg_temp_free_i32(t2); 2919 tcg_temp_free_i32(t3); 2920 } 2921 2922 /* stswi */ 2923 static void gen_stswi(DisasContext *ctx) 2924 { 2925 TCGv t0; 2926 TCGv_i32 t1, t2; 2927 int nb = NB(ctx->opcode); 2928 2929 if (ctx->le_mode) { 2930 gen_align_no_le(ctx); 2931 return; 2932 } 2933 gen_set_access_type(ctx, ACCESS_INT); 2934 t0 = tcg_temp_new(); 2935 gen_addr_register(ctx, t0); 2936 if (nb == 0) 2937 nb = 32; 2938 t1 = tcg_const_i32(nb); 2939 t2 = tcg_const_i32(rS(ctx->opcode)); 2940 gen_helper_stsw(cpu_env, t0, t1, t2); 2941 tcg_temp_free(t0); 2942 tcg_temp_free_i32(t1); 2943 tcg_temp_free_i32(t2); 2944 } 2945 2946 /* stswx */ 2947 static void gen_stswx(DisasContext *ctx) 2948 { 2949 TCGv t0; 2950 TCGv_i32 t1, t2; 2951 2952 if (ctx->le_mode) { 2953 gen_align_no_le(ctx); 2954 return; 2955 } 2956 gen_set_access_type(ctx, ACCESS_INT); 2957 t0 = tcg_temp_new(); 2958 gen_addr_reg_index(ctx, t0); 2959 t1 = tcg_temp_new_i32(); 2960 tcg_gen_trunc_tl_i32(t1, cpu_xer); 2961 tcg_gen_andi_i32(t1, t1, 0x7F); 2962 t2 = tcg_const_i32(rS(ctx->opcode)); 2963 gen_helper_stsw(cpu_env, t0, t1, t2); 2964 tcg_temp_free(t0); 2965 tcg_temp_free_i32(t1); 2966 tcg_temp_free_i32(t2); 2967 } 2968 2969 /*** Memory synchronisation ***/ 2970 /* eieio */ 2971 static void gen_eieio(DisasContext *ctx) 2972 { 2973 tcg_gen_mb(TCG_MO_LD_ST | TCG_BAR_SC); 2974 } 2975 2976 #if !defined(CONFIG_USER_ONLY) 2977 static inline void gen_check_tlb_flush(DisasContext *ctx, bool global) 2978 { 2979 TCGv_i32 t; 2980 TCGLabel *l; 2981 2982 if (!ctx->lazy_tlb_flush) { 2983 return; 2984 } 2985 l = gen_new_label(); 2986 t = tcg_temp_new_i32(); 2987 tcg_gen_ld_i32(t, cpu_env, offsetof(CPUPPCState, tlb_need_flush)); 2988 tcg_gen_brcondi_i32(TCG_COND_EQ, t, 0, l); 2989 if (global) { 2990 gen_helper_check_tlb_flush_global(cpu_env); 2991 } else { 2992 gen_helper_check_tlb_flush_local(cpu_env); 2993 } 2994 gen_set_label(l); 2995 tcg_temp_free_i32(t); 2996 } 2997 #else 2998 static inline void gen_check_tlb_flush(DisasContext *ctx, bool global) { } 2999 #endif 3000 3001 /* isync */ 3002 static void gen_isync(DisasContext *ctx) 3003 { 3004 /* 3005 * We need to check for a pending TLB flush. This can only happen in 3006 * kernel mode however so check MSR_PR 3007 */ 3008 if (!ctx->pr) { 3009 gen_check_tlb_flush(ctx, false); 3010 } 3011 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); 3012 gen_stop_exception(ctx); 3013 } 3014 3015 #define MEMOP_GET_SIZE(x) (1 << ((x) & MO_SIZE)) 3016 3017 #define LARX(name, memop) \ 3018 static void gen_##name(DisasContext *ctx) \ 3019 { \ 3020 TCGv t0; \ 3021 TCGv gpr = cpu_gpr[rD(ctx->opcode)]; \ 3022 int len = MEMOP_GET_SIZE(memop); \ 3023 gen_set_access_type(ctx, ACCESS_RES); \ 3024 t0 = tcg_temp_local_new(); \ 3025 gen_addr_reg_index(ctx, t0); \ 3026 if ((len) > 1) { \ 3027 gen_check_align(ctx, t0, (len)-1); \ 3028 } \ 3029 tcg_gen_qemu_ld_tl(gpr, t0, ctx->mem_idx, memop); \ 3030 tcg_gen_mov_tl(cpu_reserve, t0); \ 3031 tcg_gen_mov_tl(cpu_reserve_val, gpr); \ 3032 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_LDAQ); \ 3033 tcg_temp_free(t0); \ 3034 } 3035 3036 /* lwarx */ 3037 LARX(lbarx, DEF_MEMOP(MO_UB)) 3038 LARX(lharx, DEF_MEMOP(MO_UW)) 3039 LARX(lwarx, DEF_MEMOP(MO_UL)) 3040 3041 #define LD_ATOMIC(name, memop, tp, op, eop) \ 3042 static void gen_##name(DisasContext *ctx) \ 3043 { \ 3044 int len = MEMOP_GET_SIZE(memop); \ 3045 uint32_t gpr_FC = FC(ctx->opcode); \ 3046 TCGv EA = tcg_temp_local_new(); \ 3047 TCGv_##tp t0, t1; \ 3048 \ 3049 gen_addr_register(ctx, EA); \ 3050 if (len > 1) { \ 3051 gen_check_align(ctx, EA, len - 1); \ 3052 } \ 3053 t0 = tcg_temp_new_##tp(); \ 3054 t1 = tcg_temp_new_##tp(); \ 3055 tcg_gen_##op(t0, cpu_gpr[rD(ctx->opcode) + 1]); \ 3056 \ 3057 switch (gpr_FC) { \ 3058 case 0: /* Fetch and add */ \ 3059 tcg_gen_atomic_fetch_add_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3060 break; \ 3061 case 1: /* Fetch and xor */ \ 3062 tcg_gen_atomic_fetch_xor_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3063 break; \ 3064 case 2: /* Fetch and or */ \ 3065 tcg_gen_atomic_fetch_or_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3066 break; \ 3067 case 3: /* Fetch and 'and' */ \ 3068 tcg_gen_atomic_fetch_and_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3069 break; \ 3070 case 8: /* Swap */ \ 3071 tcg_gen_atomic_xchg_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3072 break; \ 3073 case 4: /* Fetch and max unsigned */ \ 3074 case 5: /* Fetch and max signed */ \ 3075 case 6: /* Fetch and min unsigned */ \ 3076 case 7: /* Fetch and min signed */ \ 3077 case 16: /* compare and swap not equal */ \ 3078 case 24: /* Fetch and increment bounded */ \ 3079 case 25: /* Fetch and increment equal */ \ 3080 case 28: /* Fetch and decrement bounded */ \ 3081 gen_invalid(ctx); \ 3082 break; \ 3083 default: \ 3084 /* invoke data storage error handler */ \ 3085 gen_exception_err(ctx, POWERPC_EXCP_DSI, POWERPC_EXCP_INVAL); \ 3086 } \ 3087 tcg_gen_##eop(cpu_gpr[rD(ctx->opcode)], t1); \ 3088 tcg_temp_free_##tp(t0); \ 3089 tcg_temp_free_##tp(t1); \ 3090 tcg_temp_free(EA); \ 3091 } 3092 3093 LD_ATOMIC(lwat, DEF_MEMOP(MO_UL), i32, trunc_tl_i32, extu_i32_tl) 3094 #if defined(TARGET_PPC64) 3095 LD_ATOMIC(ldat, DEF_MEMOP(MO_Q), i64, mov_i64, mov_i64) 3096 #endif 3097 3098 #define ST_ATOMIC(name, memop, tp, op) \ 3099 static void gen_##name(DisasContext *ctx) \ 3100 { \ 3101 int len = MEMOP_GET_SIZE(memop); \ 3102 uint32_t gpr_FC = FC(ctx->opcode); \ 3103 TCGv EA = tcg_temp_local_new(); \ 3104 TCGv_##tp t0, t1; \ 3105 \ 3106 gen_addr_register(ctx, EA); \ 3107 if (len > 1) { \ 3108 gen_check_align(ctx, EA, len - 1); \ 3109 } \ 3110 t0 = tcg_temp_new_##tp(); \ 3111 t1 = tcg_temp_new_##tp(); \ 3112 tcg_gen_##op(t0, cpu_gpr[rD(ctx->opcode) + 1]); \ 3113 \ 3114 switch (gpr_FC) { \ 3115 case 0: /* add and Store */ \ 3116 tcg_gen_atomic_add_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3117 break; \ 3118 case 1: /* xor and Store */ \ 3119 tcg_gen_atomic_xor_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3120 break; \ 3121 case 2: /* Or and Store */ \ 3122 tcg_gen_atomic_or_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3123 break; \ 3124 case 3: /* 'and' and Store */ \ 3125 tcg_gen_atomic_and_fetch_##tp(t1, EA, t0, ctx->mem_idx, memop); \ 3126 break; \ 3127 case 4: /* Store max unsigned */ \ 3128 case 5: /* Store max signed */ \ 3129 case 6: /* Store min unsigned */ \ 3130 case 7: /* Store min signed */ \ 3131 case 24: /* Store twin */ \ 3132 gen_invalid(ctx); \ 3133 break; \ 3134 default: \ 3135 /* invoke data storage error handler */ \ 3136 gen_exception_err(ctx, POWERPC_EXCP_DSI, POWERPC_EXCP_INVAL); \ 3137 } \ 3138 tcg_temp_free_##tp(t0); \ 3139 tcg_temp_free_##tp(t1); \ 3140 tcg_temp_free(EA); \ 3141 } 3142 3143 ST_ATOMIC(stwat, DEF_MEMOP(MO_UL), i32, trunc_tl_i32) 3144 #if defined(TARGET_PPC64) 3145 ST_ATOMIC(stdat, DEF_MEMOP(MO_Q), i64, mov_i64) 3146 #endif 3147 3148 #if defined(CONFIG_USER_ONLY) 3149 static void gen_conditional_store(DisasContext *ctx, TCGv EA, 3150 int reg, int memop) 3151 { 3152 TCGv t0 = tcg_temp_new(); 3153 3154 tcg_gen_st_tl(EA, cpu_env, offsetof(CPUPPCState, reserve_ea)); 3155 tcg_gen_movi_tl(t0, (MEMOP_GET_SIZE(memop) << 5) | reg); 3156 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUPPCState, reserve_info)); 3157 tcg_temp_free(t0); 3158 gen_exception_err(ctx, POWERPC_EXCP_STCX, 0); 3159 } 3160 #else 3161 static void gen_conditional_store(DisasContext *ctx, TCGv EA, 3162 int reg, int memop) 3163 { 3164 TCGLabel *l1 = gen_new_label(); 3165 TCGLabel *l2 = gen_new_label(); 3166 TCGv t0; 3167 3168 tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, l1); 3169 3170 t0 = tcg_temp_new(); 3171 tcg_gen_atomic_cmpxchg_tl(t0, cpu_reserve, cpu_reserve_val, 3172 cpu_gpr[reg], ctx->mem_idx, 3173 DEF_MEMOP(memop) | MO_ALIGN); 3174 tcg_gen_setcond_tl(TCG_COND_EQ, t0, t0, cpu_reserve_val); 3175 tcg_gen_shli_tl(t0, t0, CRF_EQ_BIT); 3176 tcg_gen_or_tl(t0, t0, cpu_so); 3177 tcg_gen_trunc_tl_i32(cpu_crf[0], t0); 3178 tcg_temp_free(t0); 3179 tcg_gen_br(l2); 3180 3181 gen_set_label(l1); 3182 3183 /* Address mismatch implies failure. But we still need to provide the 3184 memory barrier semantics of the instruction. */ 3185 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_STRL); 3186 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 3187 3188 gen_set_label(l2); 3189 tcg_gen_movi_tl(cpu_reserve, -1); 3190 } 3191 #endif 3192 3193 #define STCX(name, memop) \ 3194 static void gen_##name(DisasContext *ctx) \ 3195 { \ 3196 TCGv t0; \ 3197 int len = MEMOP_GET_SIZE(memop); \ 3198 gen_set_access_type(ctx, ACCESS_RES); \ 3199 t0 = tcg_temp_local_new(); \ 3200 gen_addr_reg_index(ctx, t0); \ 3201 if (len > 1) { \ 3202 gen_check_align(ctx, t0, (len) - 1); \ 3203 } \ 3204 gen_conditional_store(ctx, t0, rS(ctx->opcode), memop); \ 3205 tcg_temp_free(t0); \ 3206 } 3207 3208 STCX(stbcx_, DEF_MEMOP(MO_UB)) 3209 STCX(sthcx_, DEF_MEMOP(MO_UW)) 3210 STCX(stwcx_, DEF_MEMOP(MO_UL)) 3211 3212 #if defined(TARGET_PPC64) 3213 /* ldarx */ 3214 LARX(ldarx, DEF_MEMOP(MO_Q)) 3215 /* stdcx. */ 3216 STCX(stdcx_, DEF_MEMOP(MO_Q)) 3217 3218 /* lqarx */ 3219 static void gen_lqarx(DisasContext *ctx) 3220 { 3221 TCGv EA; 3222 int rd = rD(ctx->opcode); 3223 TCGv gpr1, gpr2; 3224 3225 if (unlikely((rd & 1) || (rd == rA(ctx->opcode)) || 3226 (rd == rB(ctx->opcode)))) { 3227 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3228 return; 3229 } 3230 3231 gen_set_access_type(ctx, ACCESS_RES); 3232 EA = tcg_temp_local_new(); 3233 gen_addr_reg_index(ctx, EA); 3234 gen_check_align(ctx, EA, 15); 3235 if (unlikely(ctx->le_mode)) { 3236 gpr1 = cpu_gpr[rd+1]; 3237 gpr2 = cpu_gpr[rd]; 3238 } else { 3239 gpr1 = cpu_gpr[rd]; 3240 gpr2 = cpu_gpr[rd+1]; 3241 } 3242 tcg_gen_qemu_ld_i64(gpr1, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3243 tcg_gen_mov_tl(cpu_reserve, EA); 3244 gen_addr_add(ctx, EA, EA, 8); 3245 tcg_gen_qemu_ld_i64(gpr2, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3246 3247 tcg_gen_st_tl(gpr1, cpu_env, offsetof(CPUPPCState, reserve_val)); 3248 tcg_gen_st_tl(gpr2, cpu_env, offsetof(CPUPPCState, reserve_val2)); 3249 tcg_temp_free(EA); 3250 } 3251 3252 /* stqcx. */ 3253 static void gen_stqcx_(DisasContext *ctx) 3254 { 3255 TCGv EA; 3256 int reg = rS(ctx->opcode); 3257 int len = 16; 3258 #if !defined(CONFIG_USER_ONLY) 3259 TCGLabel *l1; 3260 TCGv gpr1, gpr2; 3261 #endif 3262 3263 if (unlikely((rD(ctx->opcode) & 1))) { 3264 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3265 return; 3266 } 3267 gen_set_access_type(ctx, ACCESS_RES); 3268 EA = tcg_temp_local_new(); 3269 gen_addr_reg_index(ctx, EA); 3270 if (len > 1) { 3271 gen_check_align(ctx, EA, (len) - 1); 3272 } 3273 3274 #if defined(CONFIG_USER_ONLY) 3275 gen_conditional_store(ctx, EA, reg, 16); 3276 #else 3277 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 3278 l1 = gen_new_label(); 3279 tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, l1); 3280 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], CRF_EQ); 3281 3282 if (unlikely(ctx->le_mode)) { 3283 gpr1 = cpu_gpr[reg + 1]; 3284 gpr2 = cpu_gpr[reg]; 3285 } else { 3286 gpr1 = cpu_gpr[reg]; 3287 gpr2 = cpu_gpr[reg + 1]; 3288 } 3289 tcg_gen_qemu_st_tl(gpr1, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3290 gen_addr_add(ctx, EA, EA, 8); 3291 tcg_gen_qemu_st_tl(gpr2, EA, ctx->mem_idx, DEF_MEMOP(MO_Q)); 3292 3293 gen_set_label(l1); 3294 tcg_gen_movi_tl(cpu_reserve, -1); 3295 #endif 3296 tcg_temp_free(EA); 3297 } 3298 3299 #endif /* defined(TARGET_PPC64) */ 3300 3301 /* sync */ 3302 static void gen_sync(DisasContext *ctx) 3303 { 3304 uint32_t l = (ctx->opcode >> 21) & 3; 3305 3306 /* 3307 * We may need to check for a pending TLB flush. 3308 * 3309 * We do this on ptesync (l == 2) on ppc64 and any sync pn ppc32. 3310 * 3311 * Additionally, this can only happen in kernel mode however so 3312 * check MSR_PR as well. 3313 */ 3314 if (((l == 2) || !(ctx->insns_flags & PPC_64B)) && !ctx->pr) { 3315 gen_check_tlb_flush(ctx, true); 3316 } 3317 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); 3318 } 3319 3320 /* wait */ 3321 static void gen_wait(DisasContext *ctx) 3322 { 3323 TCGv_i32 t0 = tcg_const_i32(1); 3324 tcg_gen_st_i32(t0, cpu_env, 3325 -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted)); 3326 tcg_temp_free_i32(t0); 3327 /* Stop translation, as the CPU is supposed to sleep from now */ 3328 gen_exception_nip(ctx, EXCP_HLT, ctx->nip); 3329 } 3330 3331 #if defined(TARGET_PPC64) 3332 static void gen_doze(DisasContext *ctx) 3333 { 3334 #if defined(CONFIG_USER_ONLY) 3335 GEN_PRIV; 3336 #else 3337 TCGv_i32 t; 3338 3339 CHK_HV; 3340 t = tcg_const_i32(PPC_PM_DOZE); 3341 gen_helper_pminsn(cpu_env, t); 3342 tcg_temp_free_i32(t); 3343 gen_stop_exception(ctx); 3344 #endif /* defined(CONFIG_USER_ONLY) */ 3345 } 3346 3347 static void gen_nap(DisasContext *ctx) 3348 { 3349 #if defined(CONFIG_USER_ONLY) 3350 GEN_PRIV; 3351 #else 3352 TCGv_i32 t; 3353 3354 CHK_HV; 3355 t = tcg_const_i32(PPC_PM_NAP); 3356 gen_helper_pminsn(cpu_env, t); 3357 tcg_temp_free_i32(t); 3358 gen_stop_exception(ctx); 3359 #endif /* defined(CONFIG_USER_ONLY) */ 3360 } 3361 3362 static void gen_stop(DisasContext *ctx) 3363 { 3364 gen_nap(ctx); 3365 } 3366 3367 static void gen_sleep(DisasContext *ctx) 3368 { 3369 #if defined(CONFIG_USER_ONLY) 3370 GEN_PRIV; 3371 #else 3372 TCGv_i32 t; 3373 3374 CHK_HV; 3375 t = tcg_const_i32(PPC_PM_SLEEP); 3376 gen_helper_pminsn(cpu_env, t); 3377 tcg_temp_free_i32(t); 3378 gen_stop_exception(ctx); 3379 #endif /* defined(CONFIG_USER_ONLY) */ 3380 } 3381 3382 static void gen_rvwinkle(DisasContext *ctx) 3383 { 3384 #if defined(CONFIG_USER_ONLY) 3385 GEN_PRIV; 3386 #else 3387 TCGv_i32 t; 3388 3389 CHK_HV; 3390 t = tcg_const_i32(PPC_PM_RVWINKLE); 3391 gen_helper_pminsn(cpu_env, t); 3392 tcg_temp_free_i32(t); 3393 gen_stop_exception(ctx); 3394 #endif /* defined(CONFIG_USER_ONLY) */ 3395 } 3396 #endif /* #if defined(TARGET_PPC64) */ 3397 3398 static inline void gen_update_cfar(DisasContext *ctx, target_ulong nip) 3399 { 3400 #if defined(TARGET_PPC64) 3401 if (ctx->has_cfar) 3402 tcg_gen_movi_tl(cpu_cfar, nip); 3403 #endif 3404 } 3405 3406 static inline bool use_goto_tb(DisasContext *ctx, target_ulong dest) 3407 { 3408 if (unlikely(ctx->singlestep_enabled)) { 3409 return false; 3410 } 3411 3412 #ifndef CONFIG_USER_ONLY 3413 return (ctx->tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK); 3414 #else 3415 return true; 3416 #endif 3417 } 3418 3419 /*** Branch ***/ 3420 static inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest) 3421 { 3422 if (NARROW_MODE(ctx)) { 3423 dest = (uint32_t) dest; 3424 } 3425 if (use_goto_tb(ctx, dest)) { 3426 tcg_gen_goto_tb(n); 3427 tcg_gen_movi_tl(cpu_nip, dest & ~3); 3428 tcg_gen_exit_tb((uintptr_t)ctx->tb + n); 3429 } else { 3430 tcg_gen_movi_tl(cpu_nip, dest & ~3); 3431 if (unlikely(ctx->singlestep_enabled)) { 3432 if ((ctx->singlestep_enabled & 3433 (CPU_BRANCH_STEP | CPU_SINGLE_STEP)) && 3434 (ctx->exception == POWERPC_EXCP_BRANCH || 3435 ctx->exception == POWERPC_EXCP_TRACE)) { 3436 gen_exception_nip(ctx, POWERPC_EXCP_TRACE, dest); 3437 } 3438 if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) { 3439 gen_debug_exception(ctx); 3440 } 3441 } 3442 tcg_gen_exit_tb(0); 3443 } 3444 } 3445 3446 static inline void gen_setlr(DisasContext *ctx, target_ulong nip) 3447 { 3448 if (NARROW_MODE(ctx)) { 3449 nip = (uint32_t)nip; 3450 } 3451 tcg_gen_movi_tl(cpu_lr, nip); 3452 } 3453 3454 /* b ba bl bla */ 3455 static void gen_b(DisasContext *ctx) 3456 { 3457 target_ulong li, target; 3458 3459 ctx->exception = POWERPC_EXCP_BRANCH; 3460 /* sign extend LI */ 3461 li = LI(ctx->opcode); 3462 li = (li ^ 0x02000000) - 0x02000000; 3463 if (likely(AA(ctx->opcode) == 0)) { 3464 target = ctx->nip + li - 4; 3465 } else { 3466 target = li; 3467 } 3468 if (LK(ctx->opcode)) { 3469 gen_setlr(ctx, ctx->nip); 3470 } 3471 gen_update_cfar(ctx, ctx->nip - 4); 3472 gen_goto_tb(ctx, 0, target); 3473 } 3474 3475 #define BCOND_IM 0 3476 #define BCOND_LR 1 3477 #define BCOND_CTR 2 3478 #define BCOND_TAR 3 3479 3480 static inline void gen_bcond(DisasContext *ctx, int type) 3481 { 3482 uint32_t bo = BO(ctx->opcode); 3483 TCGLabel *l1; 3484 TCGv target; 3485 3486 ctx->exception = POWERPC_EXCP_BRANCH; 3487 if (type == BCOND_LR || type == BCOND_CTR || type == BCOND_TAR) { 3488 target = tcg_temp_local_new(); 3489 if (type == BCOND_CTR) 3490 tcg_gen_mov_tl(target, cpu_ctr); 3491 else if (type == BCOND_TAR) 3492 gen_load_spr(target, SPR_TAR); 3493 else 3494 tcg_gen_mov_tl(target, cpu_lr); 3495 } else { 3496 TCGV_UNUSED(target); 3497 } 3498 if (LK(ctx->opcode)) 3499 gen_setlr(ctx, ctx->nip); 3500 l1 = gen_new_label(); 3501 if ((bo & 0x4) == 0) { 3502 /* Decrement and test CTR */ 3503 TCGv temp = tcg_temp_new(); 3504 if (unlikely(type == BCOND_CTR)) { 3505 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3506 return; 3507 } 3508 tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1); 3509 if (NARROW_MODE(ctx)) { 3510 tcg_gen_ext32u_tl(temp, cpu_ctr); 3511 } else { 3512 tcg_gen_mov_tl(temp, cpu_ctr); 3513 } 3514 if (bo & 0x2) { 3515 tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1); 3516 } else { 3517 tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1); 3518 } 3519 tcg_temp_free(temp); 3520 } 3521 if ((bo & 0x10) == 0) { 3522 /* Test CR */ 3523 uint32_t bi = BI(ctx->opcode); 3524 uint32_t mask = 0x08 >> (bi & 0x03); 3525 TCGv_i32 temp = tcg_temp_new_i32(); 3526 3527 if (bo & 0x8) { 3528 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask); 3529 tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1); 3530 } else { 3531 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask); 3532 tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1); 3533 } 3534 tcg_temp_free_i32(temp); 3535 } 3536 gen_update_cfar(ctx, ctx->nip - 4); 3537 if (type == BCOND_IM) { 3538 target_ulong li = (target_long)((int16_t)(BD(ctx->opcode))); 3539 if (likely(AA(ctx->opcode) == 0)) { 3540 gen_goto_tb(ctx, 0, ctx->nip + li - 4); 3541 } else { 3542 gen_goto_tb(ctx, 0, li); 3543 } 3544 if ((bo & 0x14) != 0x14) { 3545 gen_set_label(l1); 3546 gen_goto_tb(ctx, 1, ctx->nip); 3547 } 3548 } else { 3549 if (NARROW_MODE(ctx)) { 3550 tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3); 3551 } else { 3552 tcg_gen_andi_tl(cpu_nip, target, ~3); 3553 } 3554 tcg_gen_exit_tb(0); 3555 if ((bo & 0x14) != 0x14) { 3556 gen_set_label(l1); 3557 gen_update_nip(ctx, ctx->nip); 3558 tcg_gen_exit_tb(0); 3559 } 3560 } 3561 if (type == BCOND_LR || type == BCOND_CTR || type == BCOND_TAR) { 3562 tcg_temp_free(target); 3563 } 3564 } 3565 3566 static void gen_bc(DisasContext *ctx) 3567 { 3568 gen_bcond(ctx, BCOND_IM); 3569 } 3570 3571 static void gen_bcctr(DisasContext *ctx) 3572 { 3573 gen_bcond(ctx, BCOND_CTR); 3574 } 3575 3576 static void gen_bclr(DisasContext *ctx) 3577 { 3578 gen_bcond(ctx, BCOND_LR); 3579 } 3580 3581 static void gen_bctar(DisasContext *ctx) 3582 { 3583 gen_bcond(ctx, BCOND_TAR); 3584 } 3585 3586 /*** Condition register logical ***/ 3587 #define GEN_CRLOGIC(name, tcg_op, opc) \ 3588 static void glue(gen_, name)(DisasContext *ctx) \ 3589 { \ 3590 uint8_t bitmask; \ 3591 int sh; \ 3592 TCGv_i32 t0, t1; \ 3593 sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \ 3594 t0 = tcg_temp_new_i32(); \ 3595 if (sh > 0) \ 3596 tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \ 3597 else if (sh < 0) \ 3598 tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \ 3599 else \ 3600 tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \ 3601 t1 = tcg_temp_new_i32(); \ 3602 sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \ 3603 if (sh > 0) \ 3604 tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \ 3605 else if (sh < 0) \ 3606 tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \ 3607 else \ 3608 tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \ 3609 tcg_op(t0, t0, t1); \ 3610 bitmask = 0x08 >> (crbD(ctx->opcode) & 0x03); \ 3611 tcg_gen_andi_i32(t0, t0, bitmask); \ 3612 tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \ 3613 tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \ 3614 tcg_temp_free_i32(t0); \ 3615 tcg_temp_free_i32(t1); \ 3616 } 3617 3618 /* crand */ 3619 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08); 3620 /* crandc */ 3621 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04); 3622 /* creqv */ 3623 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09); 3624 /* crnand */ 3625 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07); 3626 /* crnor */ 3627 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01); 3628 /* cror */ 3629 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E); 3630 /* crorc */ 3631 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D); 3632 /* crxor */ 3633 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06); 3634 3635 /* mcrf */ 3636 static void gen_mcrf(DisasContext *ctx) 3637 { 3638 tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]); 3639 } 3640 3641 /*** System linkage ***/ 3642 3643 /* rfi (supervisor only) */ 3644 static void gen_rfi(DisasContext *ctx) 3645 { 3646 #if defined(CONFIG_USER_ONLY) 3647 GEN_PRIV; 3648 #else 3649 /* This instruction doesn't exist anymore on 64-bit server 3650 * processors compliant with arch 2.x 3651 */ 3652 if (ctx->insns_flags & PPC_SEGMENT_64B) { 3653 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 3654 return; 3655 } 3656 /* Restore CPU state */ 3657 CHK_SV; 3658 gen_update_cfar(ctx, ctx->nip - 4); 3659 gen_helper_rfi(cpu_env); 3660 gen_sync_exception(ctx); 3661 #endif 3662 } 3663 3664 #if defined(TARGET_PPC64) 3665 static void gen_rfid(DisasContext *ctx) 3666 { 3667 #if defined(CONFIG_USER_ONLY) 3668 GEN_PRIV; 3669 #else 3670 /* Restore CPU state */ 3671 CHK_SV; 3672 gen_update_cfar(ctx, ctx->nip - 4); 3673 gen_helper_rfid(cpu_env); 3674 gen_sync_exception(ctx); 3675 #endif 3676 } 3677 3678 static void gen_hrfid(DisasContext *ctx) 3679 { 3680 #if defined(CONFIG_USER_ONLY) 3681 GEN_PRIV; 3682 #else 3683 /* Restore CPU state */ 3684 CHK_HV; 3685 gen_helper_hrfid(cpu_env); 3686 gen_sync_exception(ctx); 3687 #endif 3688 } 3689 #endif 3690 3691 /* sc */ 3692 #if defined(CONFIG_USER_ONLY) 3693 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER 3694 #else 3695 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL 3696 #endif 3697 static void gen_sc(DisasContext *ctx) 3698 { 3699 uint32_t lev; 3700 3701 lev = (ctx->opcode >> 5) & 0x7F; 3702 gen_exception_err(ctx, POWERPC_SYSCALL, lev); 3703 } 3704 3705 /*** Trap ***/ 3706 3707 /* Check for unconditional traps (always or never) */ 3708 static bool check_unconditional_trap(DisasContext *ctx) 3709 { 3710 /* Trap never */ 3711 if (TO(ctx->opcode) == 0) { 3712 return true; 3713 } 3714 /* Trap always */ 3715 if (TO(ctx->opcode) == 31) { 3716 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); 3717 return true; 3718 } 3719 return false; 3720 } 3721 3722 /* tw */ 3723 static void gen_tw(DisasContext *ctx) 3724 { 3725 TCGv_i32 t0; 3726 3727 if (check_unconditional_trap(ctx)) { 3728 return; 3729 } 3730 t0 = tcg_const_i32(TO(ctx->opcode)); 3731 gen_helper_tw(cpu_env, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 3732 t0); 3733 tcg_temp_free_i32(t0); 3734 } 3735 3736 /* twi */ 3737 static void gen_twi(DisasContext *ctx) 3738 { 3739 TCGv t0; 3740 TCGv_i32 t1; 3741 3742 if (check_unconditional_trap(ctx)) { 3743 return; 3744 } 3745 t0 = tcg_const_tl(SIMM(ctx->opcode)); 3746 t1 = tcg_const_i32(TO(ctx->opcode)); 3747 gen_helper_tw(cpu_env, cpu_gpr[rA(ctx->opcode)], t0, t1); 3748 tcg_temp_free(t0); 3749 tcg_temp_free_i32(t1); 3750 } 3751 3752 #if defined(TARGET_PPC64) 3753 /* td */ 3754 static void gen_td(DisasContext *ctx) 3755 { 3756 TCGv_i32 t0; 3757 3758 if (check_unconditional_trap(ctx)) { 3759 return; 3760 } 3761 t0 = tcg_const_i32(TO(ctx->opcode)); 3762 gen_helper_td(cpu_env, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], 3763 t0); 3764 tcg_temp_free_i32(t0); 3765 } 3766 3767 /* tdi */ 3768 static void gen_tdi(DisasContext *ctx) 3769 { 3770 TCGv t0; 3771 TCGv_i32 t1; 3772 3773 if (check_unconditional_trap(ctx)) { 3774 return; 3775 } 3776 t0 = tcg_const_tl(SIMM(ctx->opcode)); 3777 t1 = tcg_const_i32(TO(ctx->opcode)); 3778 gen_helper_td(cpu_env, cpu_gpr[rA(ctx->opcode)], t0, t1); 3779 tcg_temp_free(t0); 3780 tcg_temp_free_i32(t1); 3781 } 3782 #endif 3783 3784 /*** Processor control ***/ 3785 3786 static void gen_read_xer(DisasContext *ctx, TCGv dst) 3787 { 3788 TCGv t0 = tcg_temp_new(); 3789 TCGv t1 = tcg_temp_new(); 3790 TCGv t2 = tcg_temp_new(); 3791 tcg_gen_mov_tl(dst, cpu_xer); 3792 tcg_gen_shli_tl(t0, cpu_so, XER_SO); 3793 tcg_gen_shli_tl(t1, cpu_ov, XER_OV); 3794 tcg_gen_shli_tl(t2, cpu_ca, XER_CA); 3795 tcg_gen_or_tl(t0, t0, t1); 3796 tcg_gen_or_tl(dst, dst, t2); 3797 tcg_gen_or_tl(dst, dst, t0); 3798 if (is_isa300(ctx)) { 3799 tcg_gen_shli_tl(t0, cpu_ov32, XER_OV32); 3800 tcg_gen_or_tl(dst, dst, t0); 3801 tcg_gen_shli_tl(t0, cpu_ca32, XER_CA32); 3802 tcg_gen_or_tl(dst, dst, t0); 3803 } 3804 tcg_temp_free(t0); 3805 tcg_temp_free(t1); 3806 tcg_temp_free(t2); 3807 } 3808 3809 static void gen_write_xer(TCGv src) 3810 { 3811 /* Write all flags, while reading back check for isa300 */ 3812 tcg_gen_andi_tl(cpu_xer, src, 3813 ~((1u << XER_SO) | 3814 (1u << XER_OV) | (1u << XER_OV32) | 3815 (1u << XER_CA) | (1u << XER_CA32))); 3816 tcg_gen_extract_tl(cpu_ov32, src, XER_OV32, 1); 3817 tcg_gen_extract_tl(cpu_ca32, src, XER_CA32, 1); 3818 tcg_gen_extract_tl(cpu_so, src, XER_SO, 1); 3819 tcg_gen_extract_tl(cpu_ov, src, XER_OV, 1); 3820 tcg_gen_extract_tl(cpu_ca, src, XER_CA, 1); 3821 } 3822 3823 /* mcrxr */ 3824 static void gen_mcrxr(DisasContext *ctx) 3825 { 3826 TCGv_i32 t0 = tcg_temp_new_i32(); 3827 TCGv_i32 t1 = tcg_temp_new_i32(); 3828 TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)]; 3829 3830 tcg_gen_trunc_tl_i32(t0, cpu_so); 3831 tcg_gen_trunc_tl_i32(t1, cpu_ov); 3832 tcg_gen_trunc_tl_i32(dst, cpu_ca); 3833 tcg_gen_shli_i32(t0, t0, 3); 3834 tcg_gen_shli_i32(t1, t1, 2); 3835 tcg_gen_shli_i32(dst, dst, 1); 3836 tcg_gen_or_i32(dst, dst, t0); 3837 tcg_gen_or_i32(dst, dst, t1); 3838 tcg_temp_free_i32(t0); 3839 tcg_temp_free_i32(t1); 3840 3841 tcg_gen_movi_tl(cpu_so, 0); 3842 tcg_gen_movi_tl(cpu_ov, 0); 3843 tcg_gen_movi_tl(cpu_ca, 0); 3844 } 3845 3846 #ifdef TARGET_PPC64 3847 /* mcrxrx */ 3848 static void gen_mcrxrx(DisasContext *ctx) 3849 { 3850 TCGv t0 = tcg_temp_new(); 3851 TCGv t1 = tcg_temp_new(); 3852 TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)]; 3853 3854 /* copy OV and OV32 */ 3855 tcg_gen_shli_tl(t0, cpu_ov, 1); 3856 tcg_gen_or_tl(t0, t0, cpu_ov32); 3857 tcg_gen_shli_tl(t0, t0, 2); 3858 /* copy CA and CA32 */ 3859 tcg_gen_shli_tl(t1, cpu_ca, 1); 3860 tcg_gen_or_tl(t1, t1, cpu_ca32); 3861 tcg_gen_or_tl(t0, t0, t1); 3862 tcg_gen_trunc_tl_i32(dst, t0); 3863 tcg_temp_free(t0); 3864 tcg_temp_free(t1); 3865 } 3866 #endif 3867 3868 /* mfcr mfocrf */ 3869 static void gen_mfcr(DisasContext *ctx) 3870 { 3871 uint32_t crm, crn; 3872 3873 if (likely(ctx->opcode & 0x00100000)) { 3874 crm = CRM(ctx->opcode); 3875 if (likely(crm && ((crm & (crm - 1)) == 0))) { 3876 crn = ctz32 (crm); 3877 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]); 3878 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], 3879 cpu_gpr[rD(ctx->opcode)], crn * 4); 3880 } 3881 } else { 3882 TCGv_i32 t0 = tcg_temp_new_i32(); 3883 tcg_gen_mov_i32(t0, cpu_crf[0]); 3884 tcg_gen_shli_i32(t0, t0, 4); 3885 tcg_gen_or_i32(t0, t0, cpu_crf[1]); 3886 tcg_gen_shli_i32(t0, t0, 4); 3887 tcg_gen_or_i32(t0, t0, cpu_crf[2]); 3888 tcg_gen_shli_i32(t0, t0, 4); 3889 tcg_gen_or_i32(t0, t0, cpu_crf[3]); 3890 tcg_gen_shli_i32(t0, t0, 4); 3891 tcg_gen_or_i32(t0, t0, cpu_crf[4]); 3892 tcg_gen_shli_i32(t0, t0, 4); 3893 tcg_gen_or_i32(t0, t0, cpu_crf[5]); 3894 tcg_gen_shli_i32(t0, t0, 4); 3895 tcg_gen_or_i32(t0, t0, cpu_crf[6]); 3896 tcg_gen_shli_i32(t0, t0, 4); 3897 tcg_gen_or_i32(t0, t0, cpu_crf[7]); 3898 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t0); 3899 tcg_temp_free_i32(t0); 3900 } 3901 } 3902 3903 /* mfmsr */ 3904 static void gen_mfmsr(DisasContext *ctx) 3905 { 3906 CHK_SV; 3907 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr); 3908 } 3909 3910 static void spr_noaccess(DisasContext *ctx, int gprn, int sprn) 3911 { 3912 #if 0 3913 sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); 3914 printf("ERROR: try to access SPR %d !\n", sprn); 3915 #endif 3916 } 3917 #define SPR_NOACCESS (&spr_noaccess) 3918 3919 /* mfspr */ 3920 static inline void gen_op_mfspr(DisasContext *ctx) 3921 { 3922 void (*read_cb)(DisasContext *ctx, int gprn, int sprn); 3923 uint32_t sprn = SPR(ctx->opcode); 3924 3925 #if defined(CONFIG_USER_ONLY) 3926 read_cb = ctx->spr_cb[sprn].uea_read; 3927 #else 3928 if (ctx->pr) { 3929 read_cb = ctx->spr_cb[sprn].uea_read; 3930 } else if (ctx->hv) { 3931 read_cb = ctx->spr_cb[sprn].hea_read; 3932 } else { 3933 read_cb = ctx->spr_cb[sprn].oea_read; 3934 } 3935 #endif 3936 if (likely(read_cb != NULL)) { 3937 if (likely(read_cb != SPR_NOACCESS)) { 3938 (*read_cb)(ctx, rD(ctx->opcode), sprn); 3939 } else { 3940 /* Privilege exception */ 3941 /* This is a hack to avoid warnings when running Linux: 3942 * this OS breaks the PowerPC virtualisation model, 3943 * allowing userland application to read the PVR 3944 */ 3945 if (sprn != SPR_PVR) { 3946 fprintf(stderr, "Trying to read privileged spr %d (0x%03x) at " 3947 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3948 if (qemu_log_separate()) { 3949 qemu_log("Trying to read privileged spr %d (0x%03x) at " 3950 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3951 } 3952 } 3953 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG); 3954 } 3955 } else { 3956 /* ISA 2.07 defines these as no-ops */ 3957 if ((ctx->insns_flags2 & PPC2_ISA207S) && 3958 (sprn >= 808 && sprn <= 811)) { 3959 /* This is a nop */ 3960 return; 3961 } 3962 /* Not defined */ 3963 fprintf(stderr, "Trying to read invalid spr %d (0x%03x) at " 3964 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3965 if (qemu_log_separate()) { 3966 qemu_log("Trying to read invalid spr %d (0x%03x) at " 3967 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 3968 } 3969 3970 /* The behaviour depends on MSR:PR and SPR# bit 0x10, 3971 * it can generate a priv, a hv emu or a no-op 3972 */ 3973 if (sprn & 0x10) { 3974 if (ctx->pr) { 3975 gen_priv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 3976 } 3977 } else { 3978 if (ctx->pr || sprn == 0 || sprn == 4 || sprn == 5 || sprn == 6) { 3979 gen_hvpriv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 3980 } 3981 } 3982 } 3983 } 3984 3985 static void gen_mfspr(DisasContext *ctx) 3986 { 3987 gen_op_mfspr(ctx); 3988 } 3989 3990 /* mftb */ 3991 static void gen_mftb(DisasContext *ctx) 3992 { 3993 gen_op_mfspr(ctx); 3994 } 3995 3996 /* mtcrf mtocrf*/ 3997 static void gen_mtcrf(DisasContext *ctx) 3998 { 3999 uint32_t crm, crn; 4000 4001 crm = CRM(ctx->opcode); 4002 if (likely((ctx->opcode & 0x00100000))) { 4003 if (crm && ((crm & (crm - 1)) == 0)) { 4004 TCGv_i32 temp = tcg_temp_new_i32(); 4005 crn = ctz32 (crm); 4006 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]); 4007 tcg_gen_shri_i32(temp, temp, crn * 4); 4008 tcg_gen_andi_i32(cpu_crf[7 - crn], temp, 0xf); 4009 tcg_temp_free_i32(temp); 4010 } 4011 } else { 4012 TCGv_i32 temp = tcg_temp_new_i32(); 4013 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]); 4014 for (crn = 0 ; crn < 8 ; crn++) { 4015 if (crm & (1 << crn)) { 4016 tcg_gen_shri_i32(cpu_crf[7 - crn], temp, crn * 4); 4017 tcg_gen_andi_i32(cpu_crf[7 - crn], cpu_crf[7 - crn], 0xf); 4018 } 4019 } 4020 tcg_temp_free_i32(temp); 4021 } 4022 } 4023 4024 /* mtmsr */ 4025 #if defined(TARGET_PPC64) 4026 static void gen_mtmsrd(DisasContext *ctx) 4027 { 4028 CHK_SV; 4029 4030 #if !defined(CONFIG_USER_ONLY) 4031 if (ctx->opcode & 0x00010000) { 4032 /* Special form that does not need any synchronisation */ 4033 TCGv t0 = tcg_temp_new(); 4034 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); 4035 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE))); 4036 tcg_gen_or_tl(cpu_msr, cpu_msr, t0); 4037 tcg_temp_free(t0); 4038 } else { 4039 /* XXX: we need to update nip before the store 4040 * if we enter power saving mode, we will exit the loop 4041 * directly from ppc_store_msr 4042 */ 4043 gen_update_nip(ctx, ctx->nip); 4044 gen_helper_store_msr(cpu_env, cpu_gpr[rS(ctx->opcode)]); 4045 /* Must stop the translation as machine state (may have) changed */ 4046 /* Note that mtmsr is not always defined as context-synchronizing */ 4047 gen_stop_exception(ctx); 4048 } 4049 #endif /* !defined(CONFIG_USER_ONLY) */ 4050 } 4051 #endif /* defined(TARGET_PPC64) */ 4052 4053 static void gen_mtmsr(DisasContext *ctx) 4054 { 4055 CHK_SV; 4056 4057 #if !defined(CONFIG_USER_ONLY) 4058 if (ctx->opcode & 0x00010000) { 4059 /* Special form that does not need any synchronisation */ 4060 TCGv t0 = tcg_temp_new(); 4061 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); 4062 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE))); 4063 tcg_gen_or_tl(cpu_msr, cpu_msr, t0); 4064 tcg_temp_free(t0); 4065 } else { 4066 TCGv msr = tcg_temp_new(); 4067 4068 /* XXX: we need to update nip before the store 4069 * if we enter power saving mode, we will exit the loop 4070 * directly from ppc_store_msr 4071 */ 4072 gen_update_nip(ctx, ctx->nip); 4073 #if defined(TARGET_PPC64) 4074 tcg_gen_deposit_tl(msr, cpu_msr, cpu_gpr[rS(ctx->opcode)], 0, 32); 4075 #else 4076 tcg_gen_mov_tl(msr, cpu_gpr[rS(ctx->opcode)]); 4077 #endif 4078 gen_helper_store_msr(cpu_env, msr); 4079 tcg_temp_free(msr); 4080 /* Must stop the translation as machine state (may have) changed */ 4081 /* Note that mtmsr is not always defined as context-synchronizing */ 4082 gen_stop_exception(ctx); 4083 } 4084 #endif 4085 } 4086 4087 /* mtspr */ 4088 static void gen_mtspr(DisasContext *ctx) 4089 { 4090 void (*write_cb)(DisasContext *ctx, int sprn, int gprn); 4091 uint32_t sprn = SPR(ctx->opcode); 4092 4093 #if defined(CONFIG_USER_ONLY) 4094 write_cb = ctx->spr_cb[sprn].uea_write; 4095 #else 4096 if (ctx->pr) { 4097 write_cb = ctx->spr_cb[sprn].uea_write; 4098 } else if (ctx->hv) { 4099 write_cb = ctx->spr_cb[sprn].hea_write; 4100 } else { 4101 write_cb = ctx->spr_cb[sprn].oea_write; 4102 } 4103 #endif 4104 if (likely(write_cb != NULL)) { 4105 if (likely(write_cb != SPR_NOACCESS)) { 4106 (*write_cb)(ctx, sprn, rS(ctx->opcode)); 4107 } else { 4108 /* Privilege exception */ 4109 fprintf(stderr, "Trying to write privileged spr %d (0x%03x) at " 4110 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4111 if (qemu_log_separate()) { 4112 qemu_log("Trying to write privileged spr %d (0x%03x) at " 4113 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4114 } 4115 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG); 4116 } 4117 } else { 4118 /* ISA 2.07 defines these as no-ops */ 4119 if ((ctx->insns_flags2 & PPC2_ISA207S) && 4120 (sprn >= 808 && sprn <= 811)) { 4121 /* This is a nop */ 4122 return; 4123 } 4124 4125 /* Not defined */ 4126 if (qemu_log_separate()) { 4127 qemu_log("Trying to write invalid spr %d (0x%03x) at " 4128 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4129 } 4130 fprintf(stderr, "Trying to write invalid spr %d (0x%03x) at " 4131 TARGET_FMT_lx "\n", sprn, sprn, ctx->nip - 4); 4132 4133 4134 /* The behaviour depends on MSR:PR and SPR# bit 0x10, 4135 * it can generate a priv, a hv emu or a no-op 4136 */ 4137 if (sprn & 0x10) { 4138 if (ctx->pr) { 4139 gen_priv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 4140 } 4141 } else { 4142 if (ctx->pr || sprn == 0) { 4143 gen_hvpriv_exception(ctx, POWERPC_EXCP_INVAL_SPR); 4144 } 4145 } 4146 } 4147 } 4148 4149 #if defined(TARGET_PPC64) 4150 /* setb */ 4151 static void gen_setb(DisasContext *ctx) 4152 { 4153 TCGv_i32 t0 = tcg_temp_new_i32(); 4154 TCGv_i32 t8 = tcg_temp_new_i32(); 4155 TCGv_i32 tm1 = tcg_temp_new_i32(); 4156 int crf = crfS(ctx->opcode); 4157 4158 tcg_gen_setcondi_i32(TCG_COND_GEU, t0, cpu_crf[crf], 4); 4159 tcg_gen_movi_i32(t8, 8); 4160 tcg_gen_movi_i32(tm1, -1); 4161 tcg_gen_movcond_i32(TCG_COND_GEU, t0, cpu_crf[crf], t8, tm1, t0); 4162 tcg_gen_ext_i32_tl(cpu_gpr[rD(ctx->opcode)], t0); 4163 4164 tcg_temp_free_i32(t0); 4165 tcg_temp_free_i32(t8); 4166 tcg_temp_free_i32(tm1); 4167 } 4168 #endif 4169 4170 /*** Cache management ***/ 4171 4172 /* dcbf */ 4173 static void gen_dcbf(DisasContext *ctx) 4174 { 4175 /* XXX: specification says this is treated as a load by the MMU */ 4176 TCGv t0; 4177 gen_set_access_type(ctx, ACCESS_CACHE); 4178 t0 = tcg_temp_new(); 4179 gen_addr_reg_index(ctx, t0); 4180 gen_qemu_ld8u(ctx, t0, t0); 4181 tcg_temp_free(t0); 4182 } 4183 4184 /* dcbi (Supervisor only) */ 4185 static void gen_dcbi(DisasContext *ctx) 4186 { 4187 #if defined(CONFIG_USER_ONLY) 4188 GEN_PRIV; 4189 #else 4190 TCGv EA, val; 4191 4192 CHK_SV; 4193 EA = tcg_temp_new(); 4194 gen_set_access_type(ctx, ACCESS_CACHE); 4195 gen_addr_reg_index(ctx, EA); 4196 val = tcg_temp_new(); 4197 /* XXX: specification says this should be treated as a store by the MMU */ 4198 gen_qemu_ld8u(ctx, val, EA); 4199 gen_qemu_st8(ctx, val, EA); 4200 tcg_temp_free(val); 4201 tcg_temp_free(EA); 4202 #endif /* defined(CONFIG_USER_ONLY) */ 4203 } 4204 4205 /* dcdst */ 4206 static void gen_dcbst(DisasContext *ctx) 4207 { 4208 /* XXX: specification say this is treated as a load by the MMU */ 4209 TCGv t0; 4210 gen_set_access_type(ctx, ACCESS_CACHE); 4211 t0 = tcg_temp_new(); 4212 gen_addr_reg_index(ctx, t0); 4213 gen_qemu_ld8u(ctx, t0, t0); 4214 tcg_temp_free(t0); 4215 } 4216 4217 /* dcbt */ 4218 static void gen_dcbt(DisasContext *ctx) 4219 { 4220 /* interpreted as no-op */ 4221 /* XXX: specification say this is treated as a load by the MMU 4222 * but does not generate any exception 4223 */ 4224 } 4225 4226 /* dcbtst */ 4227 static void gen_dcbtst(DisasContext *ctx) 4228 { 4229 /* interpreted as no-op */ 4230 /* XXX: specification say this is treated as a load by the MMU 4231 * but does not generate any exception 4232 */ 4233 } 4234 4235 /* dcbtls */ 4236 static void gen_dcbtls(DisasContext *ctx) 4237 { 4238 /* Always fails locking the cache */ 4239 TCGv t0 = tcg_temp_new(); 4240 gen_load_spr(t0, SPR_Exxx_L1CSR0); 4241 tcg_gen_ori_tl(t0, t0, L1CSR0_CUL); 4242 gen_store_spr(SPR_Exxx_L1CSR0, t0); 4243 tcg_temp_free(t0); 4244 } 4245 4246 /* dcbz */ 4247 static void gen_dcbz(DisasContext *ctx) 4248 { 4249 TCGv tcgv_addr; 4250 TCGv_i32 tcgv_op; 4251 4252 gen_set_access_type(ctx, ACCESS_CACHE); 4253 tcgv_addr = tcg_temp_new(); 4254 tcgv_op = tcg_const_i32(ctx->opcode & 0x03FF000); 4255 gen_addr_reg_index(ctx, tcgv_addr); 4256 gen_helper_dcbz(cpu_env, tcgv_addr, tcgv_op); 4257 tcg_temp_free(tcgv_addr); 4258 tcg_temp_free_i32(tcgv_op); 4259 } 4260 4261 /* dst / dstt */ 4262 static void gen_dst(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 /* dstst /dststt */ 4272 static void gen_dstst(DisasContext *ctx) 4273 { 4274 if (rA(ctx->opcode) == 0) { 4275 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 4276 } else { 4277 /* interpreted as no-op */ 4278 } 4279 4280 } 4281 4282 /* dss / dssall */ 4283 static void gen_dss(DisasContext *ctx) 4284 { 4285 /* interpreted as no-op */ 4286 } 4287 4288 /* icbi */ 4289 static void gen_icbi(DisasContext *ctx) 4290 { 4291 TCGv t0; 4292 gen_set_access_type(ctx, ACCESS_CACHE); 4293 t0 = tcg_temp_new(); 4294 gen_addr_reg_index(ctx, t0); 4295 gen_helper_icbi(cpu_env, t0); 4296 tcg_temp_free(t0); 4297 } 4298 4299 /* Optional: */ 4300 /* dcba */ 4301 static void gen_dcba(DisasContext *ctx) 4302 { 4303 /* interpreted as no-op */ 4304 /* XXX: specification say this is treated as a store by the MMU 4305 * but does not generate any exception 4306 */ 4307 } 4308 4309 /*** Segment register manipulation ***/ 4310 /* Supervisor only: */ 4311 4312 /* mfsr */ 4313 static void gen_mfsr(DisasContext *ctx) 4314 { 4315 #if defined(CONFIG_USER_ONLY) 4316 GEN_PRIV; 4317 #else 4318 TCGv t0; 4319 4320 CHK_SV; 4321 t0 = tcg_const_tl(SR(ctx->opcode)); 4322 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4323 tcg_temp_free(t0); 4324 #endif /* defined(CONFIG_USER_ONLY) */ 4325 } 4326 4327 /* mfsrin */ 4328 static void gen_mfsrin(DisasContext *ctx) 4329 { 4330 #if defined(CONFIG_USER_ONLY) 4331 GEN_PRIV; 4332 #else 4333 TCGv t0; 4334 4335 CHK_SV; 4336 t0 = tcg_temp_new(); 4337 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4338 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4339 tcg_temp_free(t0); 4340 #endif /* defined(CONFIG_USER_ONLY) */ 4341 } 4342 4343 /* mtsr */ 4344 static void gen_mtsr(DisasContext *ctx) 4345 { 4346 #if defined(CONFIG_USER_ONLY) 4347 GEN_PRIV; 4348 #else 4349 TCGv t0; 4350 4351 CHK_SV; 4352 t0 = tcg_const_tl(SR(ctx->opcode)); 4353 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]); 4354 tcg_temp_free(t0); 4355 #endif /* defined(CONFIG_USER_ONLY) */ 4356 } 4357 4358 /* mtsrin */ 4359 static void gen_mtsrin(DisasContext *ctx) 4360 { 4361 #if defined(CONFIG_USER_ONLY) 4362 GEN_PRIV; 4363 #else 4364 TCGv t0; 4365 CHK_SV; 4366 4367 t0 = tcg_temp_new(); 4368 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4369 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rD(ctx->opcode)]); 4370 tcg_temp_free(t0); 4371 #endif /* defined(CONFIG_USER_ONLY) */ 4372 } 4373 4374 #if defined(TARGET_PPC64) 4375 /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */ 4376 4377 /* mfsr */ 4378 static void gen_mfsr_64b(DisasContext *ctx) 4379 { 4380 #if defined(CONFIG_USER_ONLY) 4381 GEN_PRIV; 4382 #else 4383 TCGv t0; 4384 4385 CHK_SV; 4386 t0 = tcg_const_tl(SR(ctx->opcode)); 4387 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4388 tcg_temp_free(t0); 4389 #endif /* defined(CONFIG_USER_ONLY) */ 4390 } 4391 4392 /* mfsrin */ 4393 static void gen_mfsrin_64b(DisasContext *ctx) 4394 { 4395 #if defined(CONFIG_USER_ONLY) 4396 GEN_PRIV; 4397 #else 4398 TCGv t0; 4399 4400 CHK_SV; 4401 t0 = tcg_temp_new(); 4402 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4403 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4404 tcg_temp_free(t0); 4405 #endif /* defined(CONFIG_USER_ONLY) */ 4406 } 4407 4408 /* mtsr */ 4409 static void gen_mtsr_64b(DisasContext *ctx) 4410 { 4411 #if defined(CONFIG_USER_ONLY) 4412 GEN_PRIV; 4413 #else 4414 TCGv t0; 4415 4416 CHK_SV; 4417 t0 = tcg_const_tl(SR(ctx->opcode)); 4418 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]); 4419 tcg_temp_free(t0); 4420 #endif /* defined(CONFIG_USER_ONLY) */ 4421 } 4422 4423 /* mtsrin */ 4424 static void gen_mtsrin_64b(DisasContext *ctx) 4425 { 4426 #if defined(CONFIG_USER_ONLY) 4427 GEN_PRIV; 4428 #else 4429 TCGv t0; 4430 4431 CHK_SV; 4432 t0 = tcg_temp_new(); 4433 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4); 4434 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]); 4435 tcg_temp_free(t0); 4436 #endif /* defined(CONFIG_USER_ONLY) */ 4437 } 4438 4439 /* slbmte */ 4440 static void gen_slbmte(DisasContext *ctx) 4441 { 4442 #if defined(CONFIG_USER_ONLY) 4443 GEN_PRIV; 4444 #else 4445 CHK_SV; 4446 4447 gen_helper_store_slb(cpu_env, cpu_gpr[rB(ctx->opcode)], 4448 cpu_gpr[rS(ctx->opcode)]); 4449 #endif /* defined(CONFIG_USER_ONLY) */ 4450 } 4451 4452 static void gen_slbmfee(DisasContext *ctx) 4453 { 4454 #if defined(CONFIG_USER_ONLY) 4455 GEN_PRIV; 4456 #else 4457 CHK_SV; 4458 4459 gen_helper_load_slb_esid(cpu_gpr[rS(ctx->opcode)], cpu_env, 4460 cpu_gpr[rB(ctx->opcode)]); 4461 #endif /* defined(CONFIG_USER_ONLY) */ 4462 } 4463 4464 static void gen_slbmfev(DisasContext *ctx) 4465 { 4466 #if defined(CONFIG_USER_ONLY) 4467 GEN_PRIV; 4468 #else 4469 CHK_SV; 4470 4471 gen_helper_load_slb_vsid(cpu_gpr[rS(ctx->opcode)], cpu_env, 4472 cpu_gpr[rB(ctx->opcode)]); 4473 #endif /* defined(CONFIG_USER_ONLY) */ 4474 } 4475 4476 static void gen_slbfee_(DisasContext *ctx) 4477 { 4478 #if defined(CONFIG_USER_ONLY) 4479 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); 4480 #else 4481 TCGLabel *l1, *l2; 4482 4483 if (unlikely(ctx->pr)) { 4484 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); 4485 return; 4486 } 4487 gen_helper_find_slb_vsid(cpu_gpr[rS(ctx->opcode)], cpu_env, 4488 cpu_gpr[rB(ctx->opcode)]); 4489 l1 = gen_new_label(); 4490 l2 = gen_new_label(); 4491 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 4492 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rS(ctx->opcode)], -1, l1); 4493 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], CRF_EQ); 4494 tcg_gen_br(l2); 4495 gen_set_label(l1); 4496 tcg_gen_movi_tl(cpu_gpr[rS(ctx->opcode)], 0); 4497 gen_set_label(l2); 4498 #endif 4499 } 4500 #endif /* defined(TARGET_PPC64) */ 4501 4502 /*** Lookaside buffer management ***/ 4503 /* Optional & supervisor only: */ 4504 4505 /* tlbia */ 4506 static void gen_tlbia(DisasContext *ctx) 4507 { 4508 #if defined(CONFIG_USER_ONLY) 4509 GEN_PRIV; 4510 #else 4511 CHK_HV; 4512 4513 gen_helper_tlbia(cpu_env); 4514 #endif /* defined(CONFIG_USER_ONLY) */ 4515 } 4516 4517 /* tlbiel */ 4518 static void gen_tlbiel(DisasContext *ctx) 4519 { 4520 #if defined(CONFIG_USER_ONLY) 4521 GEN_PRIV; 4522 #else 4523 CHK_SV; 4524 4525 gen_helper_tlbie(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4526 #endif /* defined(CONFIG_USER_ONLY) */ 4527 } 4528 4529 /* tlbie */ 4530 static void gen_tlbie(DisasContext *ctx) 4531 { 4532 #if defined(CONFIG_USER_ONLY) 4533 GEN_PRIV; 4534 #else 4535 TCGv_i32 t1; 4536 4537 if (ctx->gtse) { 4538 CHK_SV; /* If gtse is set then tblie is supervisor privileged */ 4539 } else { 4540 CHK_HV; /* Else hypervisor privileged */ 4541 } 4542 4543 if (NARROW_MODE(ctx)) { 4544 TCGv t0 = tcg_temp_new(); 4545 tcg_gen_ext32u_tl(t0, cpu_gpr[rB(ctx->opcode)]); 4546 gen_helper_tlbie(cpu_env, t0); 4547 tcg_temp_free(t0); 4548 } else { 4549 gen_helper_tlbie(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4550 } 4551 t1 = tcg_temp_new_i32(); 4552 tcg_gen_ld_i32(t1, cpu_env, offsetof(CPUPPCState, tlb_need_flush)); 4553 tcg_gen_ori_i32(t1, t1, TLB_NEED_GLOBAL_FLUSH); 4554 tcg_gen_st_i32(t1, cpu_env, offsetof(CPUPPCState, tlb_need_flush)); 4555 tcg_temp_free_i32(t1); 4556 #endif /* defined(CONFIG_USER_ONLY) */ 4557 } 4558 4559 /* tlbsync */ 4560 static void gen_tlbsync(DisasContext *ctx) 4561 { 4562 #if defined(CONFIG_USER_ONLY) 4563 GEN_PRIV; 4564 #else 4565 CHK_HV; 4566 4567 /* BookS does both ptesync and tlbsync make tlbsync a nop for server */ 4568 if (ctx->insns_flags & PPC_BOOKE) { 4569 gen_check_tlb_flush(ctx, true); 4570 } 4571 #endif /* defined(CONFIG_USER_ONLY) */ 4572 } 4573 4574 #if defined(TARGET_PPC64) 4575 /* slbia */ 4576 static void gen_slbia(DisasContext *ctx) 4577 { 4578 #if defined(CONFIG_USER_ONLY) 4579 GEN_PRIV; 4580 #else 4581 CHK_SV; 4582 4583 gen_helper_slbia(cpu_env); 4584 #endif /* defined(CONFIG_USER_ONLY) */ 4585 } 4586 4587 /* slbie */ 4588 static void gen_slbie(DisasContext *ctx) 4589 { 4590 #if defined(CONFIG_USER_ONLY) 4591 GEN_PRIV; 4592 #else 4593 CHK_SV; 4594 4595 gen_helper_slbie(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4596 #endif /* defined(CONFIG_USER_ONLY) */ 4597 } 4598 4599 /* slbieg */ 4600 static void gen_slbieg(DisasContext *ctx) 4601 { 4602 #if defined(CONFIG_USER_ONLY) 4603 GEN_PRIV; 4604 #else 4605 CHK_SV; 4606 4607 gen_helper_slbieg(cpu_env, cpu_gpr[rB(ctx->opcode)]); 4608 #endif /* defined(CONFIG_USER_ONLY) */ 4609 } 4610 4611 /* slbsync */ 4612 static void gen_slbsync(DisasContext *ctx) 4613 { 4614 #if defined(CONFIG_USER_ONLY) 4615 GEN_PRIV; 4616 #else 4617 CHK_SV; 4618 gen_check_tlb_flush(ctx, true); 4619 #endif /* defined(CONFIG_USER_ONLY) */ 4620 } 4621 4622 #endif /* defined(TARGET_PPC64) */ 4623 4624 /*** External control ***/ 4625 /* Optional: */ 4626 4627 /* eciwx */ 4628 static void gen_eciwx(DisasContext *ctx) 4629 { 4630 TCGv t0; 4631 /* Should check EAR[E] ! */ 4632 gen_set_access_type(ctx, ACCESS_EXT); 4633 t0 = tcg_temp_new(); 4634 gen_addr_reg_index(ctx, t0); 4635 gen_check_align(ctx, t0, 0x03); 4636 gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0); 4637 tcg_temp_free(t0); 4638 } 4639 4640 /* ecowx */ 4641 static void gen_ecowx(DisasContext *ctx) 4642 { 4643 TCGv t0; 4644 /* Should check EAR[E] ! */ 4645 gen_set_access_type(ctx, ACCESS_EXT); 4646 t0 = tcg_temp_new(); 4647 gen_addr_reg_index(ctx, t0); 4648 gen_check_align(ctx, t0, 0x03); 4649 gen_qemu_st32(ctx, cpu_gpr[rD(ctx->opcode)], t0); 4650 tcg_temp_free(t0); 4651 } 4652 4653 /* PowerPC 601 specific instructions */ 4654 4655 /* abs - abs. */ 4656 static void gen_abs(DisasContext *ctx) 4657 { 4658 TCGLabel *l1 = gen_new_label(); 4659 TCGLabel *l2 = gen_new_label(); 4660 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l1); 4661 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4662 tcg_gen_br(l2); 4663 gen_set_label(l1); 4664 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4665 gen_set_label(l2); 4666 if (unlikely(Rc(ctx->opcode) != 0)) 4667 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4668 } 4669 4670 /* abso - abso. */ 4671 static void gen_abso(DisasContext *ctx) 4672 { 4673 TCGLabel *l1 = gen_new_label(); 4674 TCGLabel *l2 = gen_new_label(); 4675 TCGLabel *l3 = gen_new_label(); 4676 /* Start with XER OV disabled, the most likely case */ 4677 tcg_gen_movi_tl(cpu_ov, 0); 4678 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l2); 4679 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rA(ctx->opcode)], 0x80000000, l1); 4680 tcg_gen_movi_tl(cpu_ov, 1); 4681 tcg_gen_movi_tl(cpu_so, 1); 4682 tcg_gen_br(l2); 4683 gen_set_label(l1); 4684 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4685 tcg_gen_br(l3); 4686 gen_set_label(l2); 4687 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4688 gen_set_label(l3); 4689 if (unlikely(Rc(ctx->opcode) != 0)) 4690 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4691 } 4692 4693 /* clcs */ 4694 static void gen_clcs(DisasContext *ctx) 4695 { 4696 TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode)); 4697 gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 4698 tcg_temp_free_i32(t0); 4699 /* Rc=1 sets CR0 to an undefined state */ 4700 } 4701 4702 /* div - div. */ 4703 static void gen_div(DisasContext *ctx) 4704 { 4705 gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], 4706 cpu_gpr[rB(ctx->opcode)]); 4707 if (unlikely(Rc(ctx->opcode) != 0)) 4708 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4709 } 4710 4711 /* divo - divo. */ 4712 static void gen_divo(DisasContext *ctx) 4713 { 4714 gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], 4715 cpu_gpr[rB(ctx->opcode)]); 4716 if (unlikely(Rc(ctx->opcode) != 0)) 4717 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4718 } 4719 4720 /* divs - divs. */ 4721 static void gen_divs(DisasContext *ctx) 4722 { 4723 gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_env, cpu_gpr[rA(ctx->opcode)], 4724 cpu_gpr[rB(ctx->opcode)]); 4725 if (unlikely(Rc(ctx->opcode) != 0)) 4726 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4727 } 4728 4729 /* divso - divso. */ 4730 static void gen_divso(DisasContext *ctx) 4731 { 4732 gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_env, 4733 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 4734 if (unlikely(Rc(ctx->opcode) != 0)) 4735 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4736 } 4737 4738 /* doz - doz. */ 4739 static void gen_doz(DisasContext *ctx) 4740 { 4741 TCGLabel *l1 = gen_new_label(); 4742 TCGLabel *l2 = gen_new_label(); 4743 tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1); 4744 tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4745 tcg_gen_br(l2); 4746 gen_set_label(l1); 4747 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); 4748 gen_set_label(l2); 4749 if (unlikely(Rc(ctx->opcode) != 0)) 4750 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4751 } 4752 4753 /* dozo - dozo. */ 4754 static void gen_dozo(DisasContext *ctx) 4755 { 4756 TCGLabel *l1 = gen_new_label(); 4757 TCGLabel *l2 = gen_new_label(); 4758 TCGv t0 = tcg_temp_new(); 4759 TCGv t1 = tcg_temp_new(); 4760 TCGv t2 = tcg_temp_new(); 4761 /* Start with XER OV disabled, the most likely case */ 4762 tcg_gen_movi_tl(cpu_ov, 0); 4763 tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1); 4764 tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4765 tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4766 tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0); 4767 tcg_gen_andc_tl(t1, t1, t2); 4768 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); 4769 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2); 4770 tcg_gen_movi_tl(cpu_ov, 1); 4771 tcg_gen_movi_tl(cpu_so, 1); 4772 tcg_gen_br(l2); 4773 gen_set_label(l1); 4774 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); 4775 gen_set_label(l2); 4776 tcg_temp_free(t0); 4777 tcg_temp_free(t1); 4778 tcg_temp_free(t2); 4779 if (unlikely(Rc(ctx->opcode) != 0)) 4780 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4781 } 4782 4783 /* dozi */ 4784 static void gen_dozi(DisasContext *ctx) 4785 { 4786 target_long simm = SIMM(ctx->opcode); 4787 TCGLabel *l1 = gen_new_label(); 4788 TCGLabel *l2 = gen_new_label(); 4789 tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1); 4790 tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]); 4791 tcg_gen_br(l2); 4792 gen_set_label(l1); 4793 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0); 4794 gen_set_label(l2); 4795 if (unlikely(Rc(ctx->opcode) != 0)) 4796 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4797 } 4798 4799 /* lscbx - lscbx. */ 4800 static void gen_lscbx(DisasContext *ctx) 4801 { 4802 TCGv t0 = tcg_temp_new(); 4803 TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode)); 4804 TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode)); 4805 TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode)); 4806 4807 gen_addr_reg_index(ctx, t0); 4808 gen_helper_lscbx(t0, cpu_env, t0, t1, t2, t3); 4809 tcg_temp_free_i32(t1); 4810 tcg_temp_free_i32(t2); 4811 tcg_temp_free_i32(t3); 4812 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F); 4813 tcg_gen_or_tl(cpu_xer, cpu_xer, t0); 4814 if (unlikely(Rc(ctx->opcode) != 0)) 4815 gen_set_Rc0(ctx, t0); 4816 tcg_temp_free(t0); 4817 } 4818 4819 /* maskg - maskg. */ 4820 static void gen_maskg(DisasContext *ctx) 4821 { 4822 TCGLabel *l1 = gen_new_label(); 4823 TCGv t0 = tcg_temp_new(); 4824 TCGv t1 = tcg_temp_new(); 4825 TCGv t2 = tcg_temp_new(); 4826 TCGv t3 = tcg_temp_new(); 4827 tcg_gen_movi_tl(t3, 0xFFFFFFFF); 4828 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4829 tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F); 4830 tcg_gen_addi_tl(t2, t0, 1); 4831 tcg_gen_shr_tl(t2, t3, t2); 4832 tcg_gen_shr_tl(t3, t3, t1); 4833 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3); 4834 tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1); 4835 tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4836 gen_set_label(l1); 4837 tcg_temp_free(t0); 4838 tcg_temp_free(t1); 4839 tcg_temp_free(t2); 4840 tcg_temp_free(t3); 4841 if (unlikely(Rc(ctx->opcode) != 0)) 4842 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4843 } 4844 4845 /* maskir - maskir. */ 4846 static void gen_maskir(DisasContext *ctx) 4847 { 4848 TCGv t0 = tcg_temp_new(); 4849 TCGv t1 = tcg_temp_new(); 4850 tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 4851 tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 4852 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 4853 tcg_temp_free(t0); 4854 tcg_temp_free(t1); 4855 if (unlikely(Rc(ctx->opcode) != 0)) 4856 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4857 } 4858 4859 /* mul - mul. */ 4860 static void gen_mul(DisasContext *ctx) 4861 { 4862 TCGv_i64 t0 = tcg_temp_new_i64(); 4863 TCGv_i64 t1 = tcg_temp_new_i64(); 4864 TCGv t2 = tcg_temp_new(); 4865 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); 4866 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); 4867 tcg_gen_mul_i64(t0, t0, t1); 4868 tcg_gen_trunc_i64_tl(t2, t0); 4869 gen_store_spr(SPR_MQ, t2); 4870 tcg_gen_shri_i64(t1, t0, 32); 4871 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); 4872 tcg_temp_free_i64(t0); 4873 tcg_temp_free_i64(t1); 4874 tcg_temp_free(t2); 4875 if (unlikely(Rc(ctx->opcode) != 0)) 4876 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4877 } 4878 4879 /* mulo - mulo. */ 4880 static void gen_mulo(DisasContext *ctx) 4881 { 4882 TCGLabel *l1 = gen_new_label(); 4883 TCGv_i64 t0 = tcg_temp_new_i64(); 4884 TCGv_i64 t1 = tcg_temp_new_i64(); 4885 TCGv t2 = tcg_temp_new(); 4886 /* Start with XER OV disabled, the most likely case */ 4887 tcg_gen_movi_tl(cpu_ov, 0); 4888 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); 4889 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); 4890 tcg_gen_mul_i64(t0, t0, t1); 4891 tcg_gen_trunc_i64_tl(t2, t0); 4892 gen_store_spr(SPR_MQ, t2); 4893 tcg_gen_shri_i64(t1, t0, 32); 4894 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); 4895 tcg_gen_ext32s_i64(t1, t0); 4896 tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1); 4897 tcg_gen_movi_tl(cpu_ov, 1); 4898 tcg_gen_movi_tl(cpu_so, 1); 4899 gen_set_label(l1); 4900 tcg_temp_free_i64(t0); 4901 tcg_temp_free_i64(t1); 4902 tcg_temp_free(t2); 4903 if (unlikely(Rc(ctx->opcode) != 0)) 4904 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4905 } 4906 4907 /* nabs - nabs. */ 4908 static void gen_nabs(DisasContext *ctx) 4909 { 4910 TCGLabel *l1 = gen_new_label(); 4911 TCGLabel *l2 = gen_new_label(); 4912 tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1); 4913 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4914 tcg_gen_br(l2); 4915 gen_set_label(l1); 4916 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4917 gen_set_label(l2); 4918 if (unlikely(Rc(ctx->opcode) != 0)) 4919 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4920 } 4921 4922 /* nabso - nabso. */ 4923 static void gen_nabso(DisasContext *ctx) 4924 { 4925 TCGLabel *l1 = gen_new_label(); 4926 TCGLabel *l2 = gen_new_label(); 4927 tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1); 4928 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4929 tcg_gen_br(l2); 4930 gen_set_label(l1); 4931 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 4932 gen_set_label(l2); 4933 /* nabs never overflows */ 4934 tcg_gen_movi_tl(cpu_ov, 0); 4935 if (unlikely(Rc(ctx->opcode) != 0)) 4936 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); 4937 } 4938 4939 /* rlmi - rlmi. */ 4940 static void gen_rlmi(DisasContext *ctx) 4941 { 4942 uint32_t mb = MB(ctx->opcode); 4943 uint32_t me = ME(ctx->opcode); 4944 TCGv t0 = tcg_temp_new(); 4945 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4946 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 4947 tcg_gen_andi_tl(t0, t0, MASK(mb, me)); 4948 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~MASK(mb, me)); 4949 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0); 4950 tcg_temp_free(t0); 4951 if (unlikely(Rc(ctx->opcode) != 0)) 4952 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4953 } 4954 4955 /* rrib - rrib. */ 4956 static void gen_rrib(DisasContext *ctx) 4957 { 4958 TCGv t0 = tcg_temp_new(); 4959 TCGv t1 = tcg_temp_new(); 4960 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4961 tcg_gen_movi_tl(t1, 0x80000000); 4962 tcg_gen_shr_tl(t1, t1, t0); 4963 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 4964 tcg_gen_and_tl(t0, t0, t1); 4965 tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1); 4966 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 4967 tcg_temp_free(t0); 4968 tcg_temp_free(t1); 4969 if (unlikely(Rc(ctx->opcode) != 0)) 4970 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4971 } 4972 4973 /* sle - sle. */ 4974 static void gen_sle(DisasContext *ctx) 4975 { 4976 TCGv t0 = tcg_temp_new(); 4977 TCGv t1 = tcg_temp_new(); 4978 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 4979 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 4980 tcg_gen_subfi_tl(t1, 32, t1); 4981 tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 4982 tcg_gen_or_tl(t1, t0, t1); 4983 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 4984 gen_store_spr(SPR_MQ, t1); 4985 tcg_temp_free(t0); 4986 tcg_temp_free(t1); 4987 if (unlikely(Rc(ctx->opcode) != 0)) 4988 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 4989 } 4990 4991 /* sleq - sleq. */ 4992 static void gen_sleq(DisasContext *ctx) 4993 { 4994 TCGv t0 = tcg_temp_new(); 4995 TCGv t1 = tcg_temp_new(); 4996 TCGv t2 = tcg_temp_new(); 4997 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 4998 tcg_gen_movi_tl(t2, 0xFFFFFFFF); 4999 tcg_gen_shl_tl(t2, t2, t0); 5000 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 5001 gen_load_spr(t1, SPR_MQ); 5002 gen_store_spr(SPR_MQ, t0); 5003 tcg_gen_and_tl(t0, t0, t2); 5004 tcg_gen_andc_tl(t1, t1, t2); 5005 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5006 tcg_temp_free(t0); 5007 tcg_temp_free(t1); 5008 tcg_temp_free(t2); 5009 if (unlikely(Rc(ctx->opcode) != 0)) 5010 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5011 } 5012 5013 /* sliq - sliq. */ 5014 static void gen_sliq(DisasContext *ctx) 5015 { 5016 int sh = SH(ctx->opcode); 5017 TCGv t0 = tcg_temp_new(); 5018 TCGv t1 = tcg_temp_new(); 5019 tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5020 tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); 5021 tcg_gen_or_tl(t1, t0, t1); 5022 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5023 gen_store_spr(SPR_MQ, t1); 5024 tcg_temp_free(t0); 5025 tcg_temp_free(t1); 5026 if (unlikely(Rc(ctx->opcode) != 0)) 5027 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5028 } 5029 5030 /* slliq - slliq. */ 5031 static void gen_slliq(DisasContext *ctx) 5032 { 5033 int sh = SH(ctx->opcode); 5034 TCGv t0 = tcg_temp_new(); 5035 TCGv t1 = tcg_temp_new(); 5036 tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5037 gen_load_spr(t1, SPR_MQ); 5038 gen_store_spr(SPR_MQ, t0); 5039 tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU << sh)); 5040 tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh)); 5041 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5042 tcg_temp_free(t0); 5043 tcg_temp_free(t1); 5044 if (unlikely(Rc(ctx->opcode) != 0)) 5045 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5046 } 5047 5048 /* sllq - sllq. */ 5049 static void gen_sllq(DisasContext *ctx) 5050 { 5051 TCGLabel *l1 = gen_new_label(); 5052 TCGLabel *l2 = gen_new_label(); 5053 TCGv t0 = tcg_temp_local_new(); 5054 TCGv t1 = tcg_temp_local_new(); 5055 TCGv t2 = tcg_temp_local_new(); 5056 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); 5057 tcg_gen_movi_tl(t1, 0xFFFFFFFF); 5058 tcg_gen_shl_tl(t1, t1, t2); 5059 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); 5060 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 5061 gen_load_spr(t0, SPR_MQ); 5062 tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5063 tcg_gen_br(l2); 5064 gen_set_label(l1); 5065 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); 5066 gen_load_spr(t2, SPR_MQ); 5067 tcg_gen_andc_tl(t1, t2, t1); 5068 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5069 gen_set_label(l2); 5070 tcg_temp_free(t0); 5071 tcg_temp_free(t1); 5072 tcg_temp_free(t2); 5073 if (unlikely(Rc(ctx->opcode) != 0)) 5074 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5075 } 5076 5077 /* slq - slq. */ 5078 static void gen_slq(DisasContext *ctx) 5079 { 5080 TCGLabel *l1 = gen_new_label(); 5081 TCGv t0 = tcg_temp_new(); 5082 TCGv t1 = tcg_temp_new(); 5083 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5084 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5085 tcg_gen_subfi_tl(t1, 32, t1); 5086 tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 5087 tcg_gen_or_tl(t1, t0, t1); 5088 gen_store_spr(SPR_MQ, t1); 5089 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); 5090 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5091 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1); 5092 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); 5093 gen_set_label(l1); 5094 tcg_temp_free(t0); 5095 tcg_temp_free(t1); 5096 if (unlikely(Rc(ctx->opcode) != 0)) 5097 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5098 } 5099 5100 /* sraiq - sraiq. */ 5101 static void gen_sraiq(DisasContext *ctx) 5102 { 5103 int sh = SH(ctx->opcode); 5104 TCGLabel *l1 = gen_new_label(); 5105 TCGv t0 = tcg_temp_new(); 5106 TCGv t1 = tcg_temp_new(); 5107 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5108 tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); 5109 tcg_gen_or_tl(t0, t0, t1); 5110 gen_store_spr(SPR_MQ, t0); 5111 tcg_gen_movi_tl(cpu_ca, 0); 5112 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1); 5113 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1); 5114 tcg_gen_movi_tl(cpu_ca, 1); 5115 gen_set_label(l1); 5116 tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); 5117 tcg_temp_free(t0); 5118 tcg_temp_free(t1); 5119 if (unlikely(Rc(ctx->opcode) != 0)) 5120 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5121 } 5122 5123 /* sraq - sraq. */ 5124 static void gen_sraq(DisasContext *ctx) 5125 { 5126 TCGLabel *l1 = gen_new_label(); 5127 TCGLabel *l2 = gen_new_label(); 5128 TCGv t0 = tcg_temp_new(); 5129 TCGv t1 = tcg_temp_local_new(); 5130 TCGv t2 = tcg_temp_local_new(); 5131 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); 5132 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); 5133 tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2); 5134 tcg_gen_subfi_tl(t2, 32, t2); 5135 tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2); 5136 tcg_gen_or_tl(t0, t0, t2); 5137 gen_store_spr(SPR_MQ, t0); 5138 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); 5139 tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1); 5140 tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]); 5141 tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31); 5142 gen_set_label(l1); 5143 tcg_temp_free(t0); 5144 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1); 5145 tcg_gen_movi_tl(cpu_ca, 0); 5146 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2); 5147 tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2); 5148 tcg_gen_movi_tl(cpu_ca, 1); 5149 gen_set_label(l2); 5150 tcg_temp_free(t1); 5151 tcg_temp_free(t2); 5152 if (unlikely(Rc(ctx->opcode) != 0)) 5153 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5154 } 5155 5156 /* sre - sre. */ 5157 static void gen_sre(DisasContext *ctx) 5158 { 5159 TCGv t0 = tcg_temp_new(); 5160 TCGv t1 = tcg_temp_new(); 5161 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5162 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5163 tcg_gen_subfi_tl(t1, 32, t1); 5164 tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 5165 tcg_gen_or_tl(t1, t0, t1); 5166 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5167 gen_store_spr(SPR_MQ, t1); 5168 tcg_temp_free(t0); 5169 tcg_temp_free(t1); 5170 if (unlikely(Rc(ctx->opcode) != 0)) 5171 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5172 } 5173 5174 /* srea - srea. */ 5175 static void gen_srea(DisasContext *ctx) 5176 { 5177 TCGv t0 = tcg_temp_new(); 5178 TCGv t1 = tcg_temp_new(); 5179 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5180 tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5181 gen_store_spr(SPR_MQ, t0); 5182 tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1); 5183 tcg_temp_free(t0); 5184 tcg_temp_free(t1); 5185 if (unlikely(Rc(ctx->opcode) != 0)) 5186 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5187 } 5188 5189 /* sreq */ 5190 static void gen_sreq(DisasContext *ctx) 5191 { 5192 TCGv t0 = tcg_temp_new(); 5193 TCGv t1 = tcg_temp_new(); 5194 TCGv t2 = tcg_temp_new(); 5195 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F); 5196 tcg_gen_movi_tl(t1, 0xFFFFFFFF); 5197 tcg_gen_shr_tl(t1, t1, t0); 5198 tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); 5199 gen_load_spr(t2, SPR_MQ); 5200 gen_store_spr(SPR_MQ, t0); 5201 tcg_gen_and_tl(t0, t0, t1); 5202 tcg_gen_andc_tl(t2, t2, t1); 5203 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); 5204 tcg_temp_free(t0); 5205 tcg_temp_free(t1); 5206 tcg_temp_free(t2); 5207 if (unlikely(Rc(ctx->opcode) != 0)) 5208 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5209 } 5210 5211 /* sriq */ 5212 static void gen_sriq(DisasContext *ctx) 5213 { 5214 int sh = SH(ctx->opcode); 5215 TCGv t0 = tcg_temp_new(); 5216 TCGv t1 = tcg_temp_new(); 5217 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5218 tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh); 5219 tcg_gen_or_tl(t1, t0, t1); 5220 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5221 gen_store_spr(SPR_MQ, t1); 5222 tcg_temp_free(t0); 5223 tcg_temp_free(t1); 5224 if (unlikely(Rc(ctx->opcode) != 0)) 5225 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5226 } 5227 5228 /* srliq */ 5229 static void gen_srliq(DisasContext *ctx) 5230 { 5231 int sh = SH(ctx->opcode); 5232 TCGv t0 = tcg_temp_new(); 5233 TCGv t1 = tcg_temp_new(); 5234 tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); 5235 gen_load_spr(t1, SPR_MQ); 5236 gen_store_spr(SPR_MQ, t0); 5237 tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU >> sh)); 5238 tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh)); 5239 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5240 tcg_temp_free(t0); 5241 tcg_temp_free(t1); 5242 if (unlikely(Rc(ctx->opcode) != 0)) 5243 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5244 } 5245 5246 /* srlq */ 5247 static void gen_srlq(DisasContext *ctx) 5248 { 5249 TCGLabel *l1 = gen_new_label(); 5250 TCGLabel *l2 = gen_new_label(); 5251 TCGv t0 = tcg_temp_local_new(); 5252 TCGv t1 = tcg_temp_local_new(); 5253 TCGv t2 = tcg_temp_local_new(); 5254 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F); 5255 tcg_gen_movi_tl(t1, 0xFFFFFFFF); 5256 tcg_gen_shr_tl(t2, t1, t2); 5257 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20); 5258 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 5259 gen_load_spr(t0, SPR_MQ); 5260 tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); 5261 tcg_gen_br(l2); 5262 gen_set_label(l1); 5263 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); 5264 tcg_gen_and_tl(t0, t0, t2); 5265 gen_load_spr(t1, SPR_MQ); 5266 tcg_gen_andc_tl(t1, t1, t2); 5267 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); 5268 gen_set_label(l2); 5269 tcg_temp_free(t0); 5270 tcg_temp_free(t1); 5271 tcg_temp_free(t2); 5272 if (unlikely(Rc(ctx->opcode) != 0)) 5273 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5274 } 5275 5276 /* srq */ 5277 static void gen_srq(DisasContext *ctx) 5278 { 5279 TCGLabel *l1 = gen_new_label(); 5280 TCGv t0 = tcg_temp_new(); 5281 TCGv t1 = tcg_temp_new(); 5282 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); 5283 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); 5284 tcg_gen_subfi_tl(t1, 32, t1); 5285 tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); 5286 tcg_gen_or_tl(t1, t0, t1); 5287 gen_store_spr(SPR_MQ, t1); 5288 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); 5289 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); 5290 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); 5291 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); 5292 gen_set_label(l1); 5293 tcg_temp_free(t0); 5294 tcg_temp_free(t1); 5295 if (unlikely(Rc(ctx->opcode) != 0)) 5296 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); 5297 } 5298 5299 /* PowerPC 602 specific instructions */ 5300 5301 /* dsa */ 5302 static void gen_dsa(DisasContext *ctx) 5303 { 5304 /* XXX: TODO */ 5305 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5306 } 5307 5308 /* esa */ 5309 static void gen_esa(DisasContext *ctx) 5310 { 5311 /* XXX: TODO */ 5312 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5313 } 5314 5315 /* mfrom */ 5316 static void gen_mfrom(DisasContext *ctx) 5317 { 5318 #if defined(CONFIG_USER_ONLY) 5319 GEN_PRIV; 5320 #else 5321 CHK_SV; 5322 gen_helper_602_mfrom(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); 5323 #endif /* defined(CONFIG_USER_ONLY) */ 5324 } 5325 5326 /* 602 - 603 - G2 TLB management */ 5327 5328 /* tlbld */ 5329 static void gen_tlbld_6xx(DisasContext *ctx) 5330 { 5331 #if defined(CONFIG_USER_ONLY) 5332 GEN_PRIV; 5333 #else 5334 CHK_SV; 5335 gen_helper_6xx_tlbd(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5336 #endif /* defined(CONFIG_USER_ONLY) */ 5337 } 5338 5339 /* tlbli */ 5340 static void gen_tlbli_6xx(DisasContext *ctx) 5341 { 5342 #if defined(CONFIG_USER_ONLY) 5343 GEN_PRIV; 5344 #else 5345 CHK_SV; 5346 gen_helper_6xx_tlbi(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5347 #endif /* defined(CONFIG_USER_ONLY) */ 5348 } 5349 5350 /* 74xx TLB management */ 5351 5352 /* tlbld */ 5353 static void gen_tlbld_74xx(DisasContext *ctx) 5354 { 5355 #if defined(CONFIG_USER_ONLY) 5356 GEN_PRIV; 5357 #else 5358 CHK_SV; 5359 gen_helper_74xx_tlbd(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5360 #endif /* defined(CONFIG_USER_ONLY) */ 5361 } 5362 5363 /* tlbli */ 5364 static void gen_tlbli_74xx(DisasContext *ctx) 5365 { 5366 #if defined(CONFIG_USER_ONLY) 5367 GEN_PRIV; 5368 #else 5369 CHK_SV; 5370 gen_helper_74xx_tlbi(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5371 #endif /* defined(CONFIG_USER_ONLY) */ 5372 } 5373 5374 /* POWER instructions not in PowerPC 601 */ 5375 5376 /* clf */ 5377 static void gen_clf(DisasContext *ctx) 5378 { 5379 /* Cache line flush: implemented as no-op */ 5380 } 5381 5382 /* cli */ 5383 static void gen_cli(DisasContext *ctx) 5384 { 5385 #if defined(CONFIG_USER_ONLY) 5386 GEN_PRIV; 5387 #else 5388 /* Cache line invalidate: privileged and treated as no-op */ 5389 CHK_SV; 5390 #endif /* defined(CONFIG_USER_ONLY) */ 5391 } 5392 5393 /* dclst */ 5394 static void gen_dclst(DisasContext *ctx) 5395 { 5396 /* Data cache line store: treated as no-op */ 5397 } 5398 5399 static void gen_mfsri(DisasContext *ctx) 5400 { 5401 #if defined(CONFIG_USER_ONLY) 5402 GEN_PRIV; 5403 #else 5404 int ra = rA(ctx->opcode); 5405 int rd = rD(ctx->opcode); 5406 TCGv t0; 5407 5408 CHK_SV; 5409 t0 = tcg_temp_new(); 5410 gen_addr_reg_index(ctx, t0); 5411 tcg_gen_extract_tl(t0, t0, 28, 4); 5412 gen_helper_load_sr(cpu_gpr[rd], cpu_env, t0); 5413 tcg_temp_free(t0); 5414 if (ra != 0 && ra != rd) 5415 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]); 5416 #endif /* defined(CONFIG_USER_ONLY) */ 5417 } 5418 5419 static void gen_rac(DisasContext *ctx) 5420 { 5421 #if defined(CONFIG_USER_ONLY) 5422 GEN_PRIV; 5423 #else 5424 TCGv t0; 5425 5426 CHK_SV; 5427 t0 = tcg_temp_new(); 5428 gen_addr_reg_index(ctx, t0); 5429 gen_helper_rac(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 5430 tcg_temp_free(t0); 5431 #endif /* defined(CONFIG_USER_ONLY) */ 5432 } 5433 5434 static void gen_rfsvc(DisasContext *ctx) 5435 { 5436 #if defined(CONFIG_USER_ONLY) 5437 GEN_PRIV; 5438 #else 5439 CHK_SV; 5440 5441 gen_helper_rfsvc(cpu_env); 5442 gen_sync_exception(ctx); 5443 #endif /* defined(CONFIG_USER_ONLY) */ 5444 } 5445 5446 /* svc is not implemented for now */ 5447 5448 /* BookE specific instructions */ 5449 5450 /* XXX: not implemented on 440 ? */ 5451 static void gen_mfapidi(DisasContext *ctx) 5452 { 5453 /* XXX: TODO */ 5454 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5455 } 5456 5457 /* XXX: not implemented on 440 ? */ 5458 static void gen_tlbiva(DisasContext *ctx) 5459 { 5460 #if defined(CONFIG_USER_ONLY) 5461 GEN_PRIV; 5462 #else 5463 TCGv t0; 5464 5465 CHK_SV; 5466 t0 = tcg_temp_new(); 5467 gen_addr_reg_index(ctx, t0); 5468 gen_helper_tlbiva(cpu_env, cpu_gpr[rB(ctx->opcode)]); 5469 tcg_temp_free(t0); 5470 #endif /* defined(CONFIG_USER_ONLY) */ 5471 } 5472 5473 /* All 405 MAC instructions are translated here */ 5474 static inline void gen_405_mulladd_insn(DisasContext *ctx, int opc2, int opc3, 5475 int ra, int rb, int rt, int Rc) 5476 { 5477 TCGv t0, t1; 5478 5479 t0 = tcg_temp_local_new(); 5480 t1 = tcg_temp_local_new(); 5481 5482 switch (opc3 & 0x0D) { 5483 case 0x05: 5484 /* macchw - macchw. - macchwo - macchwo. */ 5485 /* macchws - macchws. - macchwso - macchwso. */ 5486 /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */ 5487 /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */ 5488 /* mulchw - mulchw. */ 5489 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); 5490 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16); 5491 tcg_gen_ext16s_tl(t1, t1); 5492 break; 5493 case 0x04: 5494 /* macchwu - macchwu. - macchwuo - macchwuo. */ 5495 /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */ 5496 /* mulchwu - mulchwu. */ 5497 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); 5498 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16); 5499 tcg_gen_ext16u_tl(t1, t1); 5500 break; 5501 case 0x01: 5502 /* machhw - machhw. - machhwo - machhwo. */ 5503 /* machhws - machhws. - machhwso - machhwso. */ 5504 /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */ 5505 /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */ 5506 /* mulhhw - mulhhw. */ 5507 tcg_gen_sari_tl(t0, cpu_gpr[ra], 16); 5508 tcg_gen_ext16s_tl(t0, t0); 5509 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16); 5510 tcg_gen_ext16s_tl(t1, t1); 5511 break; 5512 case 0x00: 5513 /* machhwu - machhwu. - machhwuo - machhwuo. */ 5514 /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */ 5515 /* mulhhwu - mulhhwu. */ 5516 tcg_gen_shri_tl(t0, cpu_gpr[ra], 16); 5517 tcg_gen_ext16u_tl(t0, t0); 5518 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16); 5519 tcg_gen_ext16u_tl(t1, t1); 5520 break; 5521 case 0x0D: 5522 /* maclhw - maclhw. - maclhwo - maclhwo. */ 5523 /* maclhws - maclhws. - maclhwso - maclhwso. */ 5524 /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */ 5525 /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */ 5526 /* mullhw - mullhw. */ 5527 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); 5528 tcg_gen_ext16s_tl(t1, cpu_gpr[rb]); 5529 break; 5530 case 0x0C: 5531 /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */ 5532 /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */ 5533 /* mullhwu - mullhwu. */ 5534 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); 5535 tcg_gen_ext16u_tl(t1, cpu_gpr[rb]); 5536 break; 5537 } 5538 if (opc2 & 0x04) { 5539 /* (n)multiply-and-accumulate (0x0C / 0x0E) */ 5540 tcg_gen_mul_tl(t1, t0, t1); 5541 if (opc2 & 0x02) { 5542 /* nmultiply-and-accumulate (0x0E) */ 5543 tcg_gen_sub_tl(t0, cpu_gpr[rt], t1); 5544 } else { 5545 /* multiply-and-accumulate (0x0C) */ 5546 tcg_gen_add_tl(t0, cpu_gpr[rt], t1); 5547 } 5548 5549 if (opc3 & 0x12) { 5550 /* Check overflow and/or saturate */ 5551 TCGLabel *l1 = gen_new_label(); 5552 5553 if (opc3 & 0x10) { 5554 /* Start with XER OV disabled, the most likely case */ 5555 tcg_gen_movi_tl(cpu_ov, 0); 5556 } 5557 if (opc3 & 0x01) { 5558 /* Signed */ 5559 tcg_gen_xor_tl(t1, cpu_gpr[rt], t1); 5560 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1); 5561 tcg_gen_xor_tl(t1, cpu_gpr[rt], t0); 5562 tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1); 5563 if (opc3 & 0x02) { 5564 /* Saturate */ 5565 tcg_gen_sari_tl(t0, cpu_gpr[rt], 31); 5566 tcg_gen_xori_tl(t0, t0, 0x7fffffff); 5567 } 5568 } else { 5569 /* Unsigned */ 5570 tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1); 5571 if (opc3 & 0x02) { 5572 /* Saturate */ 5573 tcg_gen_movi_tl(t0, UINT32_MAX); 5574 } 5575 } 5576 if (opc3 & 0x10) { 5577 /* Check overflow */ 5578 tcg_gen_movi_tl(cpu_ov, 1); 5579 tcg_gen_movi_tl(cpu_so, 1); 5580 } 5581 gen_set_label(l1); 5582 tcg_gen_mov_tl(cpu_gpr[rt], t0); 5583 } 5584 } else { 5585 tcg_gen_mul_tl(cpu_gpr[rt], t0, t1); 5586 } 5587 tcg_temp_free(t0); 5588 tcg_temp_free(t1); 5589 if (unlikely(Rc) != 0) { 5590 /* Update Rc0 */ 5591 gen_set_Rc0(ctx, cpu_gpr[rt]); 5592 } 5593 } 5594 5595 #define GEN_MAC_HANDLER(name, opc2, opc3) \ 5596 static void glue(gen_, name)(DisasContext *ctx) \ 5597 { \ 5598 gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \ 5599 rD(ctx->opcode), Rc(ctx->opcode)); \ 5600 } 5601 5602 /* macchw - macchw. */ 5603 GEN_MAC_HANDLER(macchw, 0x0C, 0x05); 5604 /* macchwo - macchwo. */ 5605 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15); 5606 /* macchws - macchws. */ 5607 GEN_MAC_HANDLER(macchws, 0x0C, 0x07); 5608 /* macchwso - macchwso. */ 5609 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17); 5610 /* macchwsu - macchwsu. */ 5611 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06); 5612 /* macchwsuo - macchwsuo. */ 5613 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16); 5614 /* macchwu - macchwu. */ 5615 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04); 5616 /* macchwuo - macchwuo. */ 5617 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14); 5618 /* machhw - machhw. */ 5619 GEN_MAC_HANDLER(machhw, 0x0C, 0x01); 5620 /* machhwo - machhwo. */ 5621 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11); 5622 /* machhws - machhws. */ 5623 GEN_MAC_HANDLER(machhws, 0x0C, 0x03); 5624 /* machhwso - machhwso. */ 5625 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13); 5626 /* machhwsu - machhwsu. */ 5627 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02); 5628 /* machhwsuo - machhwsuo. */ 5629 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12); 5630 /* machhwu - machhwu. */ 5631 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00); 5632 /* machhwuo - machhwuo. */ 5633 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10); 5634 /* maclhw - maclhw. */ 5635 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D); 5636 /* maclhwo - maclhwo. */ 5637 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D); 5638 /* maclhws - maclhws. */ 5639 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F); 5640 /* maclhwso - maclhwso. */ 5641 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F); 5642 /* maclhwu - maclhwu. */ 5643 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C); 5644 /* maclhwuo - maclhwuo. */ 5645 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C); 5646 /* maclhwsu - maclhwsu. */ 5647 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E); 5648 /* maclhwsuo - maclhwsuo. */ 5649 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E); 5650 /* nmacchw - nmacchw. */ 5651 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05); 5652 /* nmacchwo - nmacchwo. */ 5653 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15); 5654 /* nmacchws - nmacchws. */ 5655 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07); 5656 /* nmacchwso - nmacchwso. */ 5657 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17); 5658 /* nmachhw - nmachhw. */ 5659 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01); 5660 /* nmachhwo - nmachhwo. */ 5661 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11); 5662 /* nmachhws - nmachhws. */ 5663 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03); 5664 /* nmachhwso - nmachhwso. */ 5665 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13); 5666 /* nmaclhw - nmaclhw. */ 5667 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D); 5668 /* nmaclhwo - nmaclhwo. */ 5669 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D); 5670 /* nmaclhws - nmaclhws. */ 5671 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F); 5672 /* nmaclhwso - nmaclhwso. */ 5673 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F); 5674 5675 /* mulchw - mulchw. */ 5676 GEN_MAC_HANDLER(mulchw, 0x08, 0x05); 5677 /* mulchwu - mulchwu. */ 5678 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04); 5679 /* mulhhw - mulhhw. */ 5680 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01); 5681 /* mulhhwu - mulhhwu. */ 5682 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00); 5683 /* mullhw - mullhw. */ 5684 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D); 5685 /* mullhwu - mullhwu. */ 5686 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C); 5687 5688 /* mfdcr */ 5689 static void gen_mfdcr(DisasContext *ctx) 5690 { 5691 #if defined(CONFIG_USER_ONLY) 5692 GEN_PRIV; 5693 #else 5694 TCGv dcrn; 5695 5696 CHK_SV; 5697 dcrn = tcg_const_tl(SPR(ctx->opcode)); 5698 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, dcrn); 5699 tcg_temp_free(dcrn); 5700 #endif /* defined(CONFIG_USER_ONLY) */ 5701 } 5702 5703 /* mtdcr */ 5704 static void gen_mtdcr(DisasContext *ctx) 5705 { 5706 #if defined(CONFIG_USER_ONLY) 5707 GEN_PRIV; 5708 #else 5709 TCGv dcrn; 5710 5711 CHK_SV; 5712 dcrn = tcg_const_tl(SPR(ctx->opcode)); 5713 gen_helper_store_dcr(cpu_env, dcrn, cpu_gpr[rS(ctx->opcode)]); 5714 tcg_temp_free(dcrn); 5715 #endif /* defined(CONFIG_USER_ONLY) */ 5716 } 5717 5718 /* mfdcrx */ 5719 /* XXX: not implemented on 440 ? */ 5720 static void gen_mfdcrx(DisasContext *ctx) 5721 { 5722 #if defined(CONFIG_USER_ONLY) 5723 GEN_PRIV; 5724 #else 5725 CHK_SV; 5726 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, 5727 cpu_gpr[rA(ctx->opcode)]); 5728 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5729 #endif /* defined(CONFIG_USER_ONLY) */ 5730 } 5731 5732 /* mtdcrx */ 5733 /* XXX: not implemented on 440 ? */ 5734 static void gen_mtdcrx(DisasContext *ctx) 5735 { 5736 #if defined(CONFIG_USER_ONLY) 5737 GEN_PRIV; 5738 #else 5739 CHK_SV; 5740 gen_helper_store_dcr(cpu_env, cpu_gpr[rA(ctx->opcode)], 5741 cpu_gpr[rS(ctx->opcode)]); 5742 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5743 #endif /* defined(CONFIG_USER_ONLY) */ 5744 } 5745 5746 /* mfdcrux (PPC 460) : user-mode access to DCR */ 5747 static void gen_mfdcrux(DisasContext *ctx) 5748 { 5749 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, 5750 cpu_gpr[rA(ctx->opcode)]); 5751 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5752 } 5753 5754 /* mtdcrux (PPC 460) : user-mode access to DCR */ 5755 static void gen_mtdcrux(DisasContext *ctx) 5756 { 5757 gen_helper_store_dcr(cpu_env, cpu_gpr[rA(ctx->opcode)], 5758 cpu_gpr[rS(ctx->opcode)]); 5759 /* Note: Rc update flag set leads to undefined state of Rc0 */ 5760 } 5761 5762 /* dccci */ 5763 static void gen_dccci(DisasContext *ctx) 5764 { 5765 CHK_SV; 5766 /* interpreted as no-op */ 5767 } 5768 5769 /* dcread */ 5770 static void gen_dcread(DisasContext *ctx) 5771 { 5772 #if defined(CONFIG_USER_ONLY) 5773 GEN_PRIV; 5774 #else 5775 TCGv EA, val; 5776 5777 CHK_SV; 5778 gen_set_access_type(ctx, ACCESS_CACHE); 5779 EA = tcg_temp_new(); 5780 gen_addr_reg_index(ctx, EA); 5781 val = tcg_temp_new(); 5782 gen_qemu_ld32u(ctx, val, EA); 5783 tcg_temp_free(val); 5784 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA); 5785 tcg_temp_free(EA); 5786 #endif /* defined(CONFIG_USER_ONLY) */ 5787 } 5788 5789 /* icbt */ 5790 static void gen_icbt_40x(DisasContext *ctx) 5791 { 5792 /* interpreted as no-op */ 5793 /* XXX: specification say this is treated as a load by the MMU 5794 * but does not generate any exception 5795 */ 5796 } 5797 5798 /* iccci */ 5799 static void gen_iccci(DisasContext *ctx) 5800 { 5801 CHK_SV; 5802 /* interpreted as no-op */ 5803 } 5804 5805 /* icread */ 5806 static void gen_icread(DisasContext *ctx) 5807 { 5808 CHK_SV; 5809 /* interpreted as no-op */ 5810 } 5811 5812 /* rfci (supervisor only) */ 5813 static void gen_rfci_40x(DisasContext *ctx) 5814 { 5815 #if defined(CONFIG_USER_ONLY) 5816 GEN_PRIV; 5817 #else 5818 CHK_SV; 5819 /* Restore CPU state */ 5820 gen_helper_40x_rfci(cpu_env); 5821 gen_sync_exception(ctx); 5822 #endif /* defined(CONFIG_USER_ONLY) */ 5823 } 5824 5825 static void gen_rfci(DisasContext *ctx) 5826 { 5827 #if defined(CONFIG_USER_ONLY) 5828 GEN_PRIV; 5829 #else 5830 CHK_SV; 5831 /* Restore CPU state */ 5832 gen_helper_rfci(cpu_env); 5833 gen_sync_exception(ctx); 5834 #endif /* defined(CONFIG_USER_ONLY) */ 5835 } 5836 5837 /* BookE specific */ 5838 5839 /* XXX: not implemented on 440 ? */ 5840 static void gen_rfdi(DisasContext *ctx) 5841 { 5842 #if defined(CONFIG_USER_ONLY) 5843 GEN_PRIV; 5844 #else 5845 CHK_SV; 5846 /* Restore CPU state */ 5847 gen_helper_rfdi(cpu_env); 5848 gen_sync_exception(ctx); 5849 #endif /* defined(CONFIG_USER_ONLY) */ 5850 } 5851 5852 /* XXX: not implemented on 440 ? */ 5853 static void gen_rfmci(DisasContext *ctx) 5854 { 5855 #if defined(CONFIG_USER_ONLY) 5856 GEN_PRIV; 5857 #else 5858 CHK_SV; 5859 /* Restore CPU state */ 5860 gen_helper_rfmci(cpu_env); 5861 gen_sync_exception(ctx); 5862 #endif /* defined(CONFIG_USER_ONLY) */ 5863 } 5864 5865 /* TLB management - PowerPC 405 implementation */ 5866 5867 /* tlbre */ 5868 static void gen_tlbre_40x(DisasContext *ctx) 5869 { 5870 #if defined(CONFIG_USER_ONLY) 5871 GEN_PRIV; 5872 #else 5873 CHK_SV; 5874 switch (rB(ctx->opcode)) { 5875 case 0: 5876 gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_env, 5877 cpu_gpr[rA(ctx->opcode)]); 5878 break; 5879 case 1: 5880 gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_env, 5881 cpu_gpr[rA(ctx->opcode)]); 5882 break; 5883 default: 5884 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5885 break; 5886 } 5887 #endif /* defined(CONFIG_USER_ONLY) */ 5888 } 5889 5890 /* tlbsx - tlbsx. */ 5891 static void gen_tlbsx_40x(DisasContext *ctx) 5892 { 5893 #if defined(CONFIG_USER_ONLY) 5894 GEN_PRIV; 5895 #else 5896 TCGv t0; 5897 5898 CHK_SV; 5899 t0 = tcg_temp_new(); 5900 gen_addr_reg_index(ctx, t0); 5901 gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 5902 tcg_temp_free(t0); 5903 if (Rc(ctx->opcode)) { 5904 TCGLabel *l1 = gen_new_label(); 5905 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 5906 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1); 5907 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02); 5908 gen_set_label(l1); 5909 } 5910 #endif /* defined(CONFIG_USER_ONLY) */ 5911 } 5912 5913 /* tlbwe */ 5914 static void gen_tlbwe_40x(DisasContext *ctx) 5915 { 5916 #if defined(CONFIG_USER_ONLY) 5917 GEN_PRIV; 5918 #else 5919 CHK_SV; 5920 5921 switch (rB(ctx->opcode)) { 5922 case 0: 5923 gen_helper_4xx_tlbwe_hi(cpu_env, cpu_gpr[rA(ctx->opcode)], 5924 cpu_gpr[rS(ctx->opcode)]); 5925 break; 5926 case 1: 5927 gen_helper_4xx_tlbwe_lo(cpu_env, cpu_gpr[rA(ctx->opcode)], 5928 cpu_gpr[rS(ctx->opcode)]); 5929 break; 5930 default: 5931 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5932 break; 5933 } 5934 #endif /* defined(CONFIG_USER_ONLY) */ 5935 } 5936 5937 /* TLB management - PowerPC 440 implementation */ 5938 5939 /* tlbre */ 5940 static void gen_tlbre_440(DisasContext *ctx) 5941 { 5942 #if defined(CONFIG_USER_ONLY) 5943 GEN_PRIV; 5944 #else 5945 CHK_SV; 5946 5947 switch (rB(ctx->opcode)) { 5948 case 0: 5949 case 1: 5950 case 2: 5951 { 5952 TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode)); 5953 gen_helper_440_tlbre(cpu_gpr[rD(ctx->opcode)], cpu_env, 5954 t0, cpu_gpr[rA(ctx->opcode)]); 5955 tcg_temp_free_i32(t0); 5956 } 5957 break; 5958 default: 5959 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 5960 break; 5961 } 5962 #endif /* defined(CONFIG_USER_ONLY) */ 5963 } 5964 5965 /* tlbsx - tlbsx. */ 5966 static void gen_tlbsx_440(DisasContext *ctx) 5967 { 5968 #if defined(CONFIG_USER_ONLY) 5969 GEN_PRIV; 5970 #else 5971 TCGv t0; 5972 5973 CHK_SV; 5974 t0 = tcg_temp_new(); 5975 gen_addr_reg_index(ctx, t0); 5976 gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); 5977 tcg_temp_free(t0); 5978 if (Rc(ctx->opcode)) { 5979 TCGLabel *l1 = gen_new_label(); 5980 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so); 5981 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1); 5982 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02); 5983 gen_set_label(l1); 5984 } 5985 #endif /* defined(CONFIG_USER_ONLY) */ 5986 } 5987 5988 /* tlbwe */ 5989 static void gen_tlbwe_440(DisasContext *ctx) 5990 { 5991 #if defined(CONFIG_USER_ONLY) 5992 GEN_PRIV; 5993 #else 5994 CHK_SV; 5995 switch (rB(ctx->opcode)) { 5996 case 0: 5997 case 1: 5998 case 2: 5999 { 6000 TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode)); 6001 gen_helper_440_tlbwe(cpu_env, t0, cpu_gpr[rA(ctx->opcode)], 6002 cpu_gpr[rS(ctx->opcode)]); 6003 tcg_temp_free_i32(t0); 6004 } 6005 break; 6006 default: 6007 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 6008 break; 6009 } 6010 #endif /* defined(CONFIG_USER_ONLY) */ 6011 } 6012 6013 /* TLB management - PowerPC BookE 2.06 implementation */ 6014 6015 /* tlbre */ 6016 static void gen_tlbre_booke206(DisasContext *ctx) 6017 { 6018 #if defined(CONFIG_USER_ONLY) 6019 GEN_PRIV; 6020 #else 6021 CHK_SV; 6022 gen_helper_booke206_tlbre(cpu_env); 6023 #endif /* defined(CONFIG_USER_ONLY) */ 6024 } 6025 6026 /* tlbsx - tlbsx. */ 6027 static void gen_tlbsx_booke206(DisasContext *ctx) 6028 { 6029 #if defined(CONFIG_USER_ONLY) 6030 GEN_PRIV; 6031 #else 6032 TCGv t0; 6033 6034 CHK_SV; 6035 if (rA(ctx->opcode)) { 6036 t0 = tcg_temp_new(); 6037 tcg_gen_mov_tl(t0, cpu_gpr[rD(ctx->opcode)]); 6038 } else { 6039 t0 = tcg_const_tl(0); 6040 } 6041 6042 tcg_gen_add_tl(t0, t0, cpu_gpr[rB(ctx->opcode)]); 6043 gen_helper_booke206_tlbsx(cpu_env, t0); 6044 tcg_temp_free(t0); 6045 #endif /* defined(CONFIG_USER_ONLY) */ 6046 } 6047 6048 /* tlbwe */ 6049 static void gen_tlbwe_booke206(DisasContext *ctx) 6050 { 6051 #if defined(CONFIG_USER_ONLY) 6052 GEN_PRIV; 6053 #else 6054 CHK_SV; 6055 gen_helper_booke206_tlbwe(cpu_env); 6056 #endif /* defined(CONFIG_USER_ONLY) */ 6057 } 6058 6059 static void gen_tlbivax_booke206(DisasContext *ctx) 6060 { 6061 #if defined(CONFIG_USER_ONLY) 6062 GEN_PRIV; 6063 #else 6064 TCGv t0; 6065 6066 CHK_SV; 6067 t0 = tcg_temp_new(); 6068 gen_addr_reg_index(ctx, t0); 6069 gen_helper_booke206_tlbivax(cpu_env, t0); 6070 tcg_temp_free(t0); 6071 #endif /* defined(CONFIG_USER_ONLY) */ 6072 } 6073 6074 static void gen_tlbilx_booke206(DisasContext *ctx) 6075 { 6076 #if defined(CONFIG_USER_ONLY) 6077 GEN_PRIV; 6078 #else 6079 TCGv t0; 6080 6081 CHK_SV; 6082 t0 = tcg_temp_new(); 6083 gen_addr_reg_index(ctx, t0); 6084 6085 switch((ctx->opcode >> 21) & 0x3) { 6086 case 0: 6087 gen_helper_booke206_tlbilx0(cpu_env, t0); 6088 break; 6089 case 1: 6090 gen_helper_booke206_tlbilx1(cpu_env, t0); 6091 break; 6092 case 3: 6093 gen_helper_booke206_tlbilx3(cpu_env, t0); 6094 break; 6095 default: 6096 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); 6097 break; 6098 } 6099 6100 tcg_temp_free(t0); 6101 #endif /* defined(CONFIG_USER_ONLY) */ 6102 } 6103 6104 6105 /* wrtee */ 6106 static void gen_wrtee(DisasContext *ctx) 6107 { 6108 #if defined(CONFIG_USER_ONLY) 6109 GEN_PRIV; 6110 #else 6111 TCGv t0; 6112 6113 CHK_SV; 6114 t0 = tcg_temp_new(); 6115 tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE)); 6116 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE)); 6117 tcg_gen_or_tl(cpu_msr, cpu_msr, t0); 6118 tcg_temp_free(t0); 6119 /* Stop translation to have a chance to raise an exception 6120 * if we just set msr_ee to 1 6121 */ 6122 gen_stop_exception(ctx); 6123 #endif /* defined(CONFIG_USER_ONLY) */ 6124 } 6125 6126 /* wrteei */ 6127 static void gen_wrteei(DisasContext *ctx) 6128 { 6129 #if defined(CONFIG_USER_ONLY) 6130 GEN_PRIV; 6131 #else 6132 CHK_SV; 6133 if (ctx->opcode & 0x00008000) { 6134 tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE)); 6135 /* Stop translation to have a chance to raise an exception */ 6136 gen_stop_exception(ctx); 6137 } else { 6138 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE)); 6139 } 6140 #endif /* defined(CONFIG_USER_ONLY) */ 6141 } 6142 6143 /* PowerPC 440 specific instructions */ 6144 6145 /* dlmzb */ 6146 static void gen_dlmzb(DisasContext *ctx) 6147 { 6148 TCGv_i32 t0 = tcg_const_i32(Rc(ctx->opcode)); 6149 gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_env, 6150 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); 6151 tcg_temp_free_i32(t0); 6152 } 6153 6154 /* mbar replaces eieio on 440 */ 6155 static void gen_mbar(DisasContext *ctx) 6156 { 6157 /* interpreted as no-op */ 6158 } 6159 6160 /* msync replaces sync on 440 */ 6161 static void gen_msync_4xx(DisasContext *ctx) 6162 { 6163 /* interpreted as no-op */ 6164 } 6165 6166 /* icbt */ 6167 static void gen_icbt_440(DisasContext *ctx) 6168 { 6169 /* interpreted as no-op */ 6170 /* XXX: specification say this is treated as a load by the MMU 6171 * but does not generate any exception 6172 */ 6173 } 6174 6175 /* Embedded.Processor Control */ 6176 6177 static void gen_msgclr(DisasContext *ctx) 6178 { 6179 #if defined(CONFIG_USER_ONLY) 6180 GEN_PRIV; 6181 #else 6182 CHK_SV; 6183 gen_helper_msgclr(cpu_env, cpu_gpr[rB(ctx->opcode)]); 6184 #endif /* defined(CONFIG_USER_ONLY) */ 6185 } 6186 6187 static void gen_msgsnd(DisasContext *ctx) 6188 { 6189 #if defined(CONFIG_USER_ONLY) 6190 GEN_PRIV; 6191 #else 6192 CHK_SV; 6193 gen_helper_msgsnd(cpu_gpr[rB(ctx->opcode)]); 6194 #endif /* defined(CONFIG_USER_ONLY) */ 6195 } 6196 6197 6198 #if defined(TARGET_PPC64) 6199 static void gen_maddld(DisasContext *ctx) 6200 { 6201 TCGv_i64 t1 = tcg_temp_new_i64(); 6202 6203 tcg_gen_mul_i64(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); 6204 tcg_gen_add_i64(cpu_gpr[rD(ctx->opcode)], t1, cpu_gpr[rC(ctx->opcode)]); 6205 tcg_temp_free_i64(t1); 6206 } 6207 6208 /* maddhd maddhdu */ 6209 static void gen_maddhd_maddhdu(DisasContext *ctx) 6210 { 6211 TCGv_i64 lo = tcg_temp_new_i64(); 6212 TCGv_i64 hi = tcg_temp_new_i64(); 6213 TCGv_i64 t1 = tcg_temp_new_i64(); 6214 6215 if (Rc(ctx->opcode)) { 6216 tcg_gen_mulu2_i64(lo, hi, cpu_gpr[rA(ctx->opcode)], 6217 cpu_gpr[rB(ctx->opcode)]); 6218 tcg_gen_movi_i64(t1, 0); 6219 } else { 6220 tcg_gen_muls2_i64(lo, hi, cpu_gpr[rA(ctx->opcode)], 6221 cpu_gpr[rB(ctx->opcode)]); 6222 tcg_gen_sari_i64(t1, cpu_gpr[rC(ctx->opcode)], 63); 6223 } 6224 tcg_gen_add2_i64(t1, cpu_gpr[rD(ctx->opcode)], lo, hi, 6225 cpu_gpr[rC(ctx->opcode)], t1); 6226 tcg_temp_free_i64(lo); 6227 tcg_temp_free_i64(hi); 6228 tcg_temp_free_i64(t1); 6229 } 6230 #endif /* defined(TARGET_PPC64) */ 6231 6232 static void gen_tbegin(DisasContext *ctx) 6233 { 6234 if (unlikely(!ctx->tm_enabled)) { 6235 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); 6236 return; 6237 } 6238 gen_helper_tbegin(cpu_env); 6239 } 6240 6241 #define GEN_TM_NOOP(name) \ 6242 static inline void gen_##name(DisasContext *ctx) \ 6243 { \ 6244 if (unlikely(!ctx->tm_enabled)) { \ 6245 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); \ 6246 return; \ 6247 } \ 6248 /* Because tbegin always fails in QEMU, these user \ 6249 * space instructions all have a simple implementation: \ 6250 * \ 6251 * CR[0] = 0b0 || MSR[TS] || 0b0 \ 6252 * = 0b0 || 0b00 || 0b0 \ 6253 */ \ 6254 tcg_gen_movi_i32(cpu_crf[0], 0); \ 6255 } 6256 6257 GEN_TM_NOOP(tend); 6258 GEN_TM_NOOP(tabort); 6259 GEN_TM_NOOP(tabortwc); 6260 GEN_TM_NOOP(tabortwci); 6261 GEN_TM_NOOP(tabortdc); 6262 GEN_TM_NOOP(tabortdci); 6263 GEN_TM_NOOP(tsr); 6264 static inline void gen_cp_abort(DisasContext *ctx) 6265 { 6266 // Do Nothing 6267 } 6268 6269 #define GEN_CP_PASTE_NOOP(name) \ 6270 static inline void gen_##name(DisasContext *ctx) \ 6271 { \ 6272 /* Generate invalid exception until \ 6273 * we have an implementation of the copy \ 6274 * paste facility \ 6275 */ \ 6276 gen_invalid(ctx); \ 6277 } 6278 6279 GEN_CP_PASTE_NOOP(copy) 6280 GEN_CP_PASTE_NOOP(paste) 6281 6282 static void gen_tcheck(DisasContext *ctx) 6283 { 6284 if (unlikely(!ctx->tm_enabled)) { 6285 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); 6286 return; 6287 } 6288 /* Because tbegin always fails, the tcheck implementation 6289 * is simple: 6290 * 6291 * CR[CRF] = TDOOMED || MSR[TS] || 0b0 6292 * = 0b1 || 0b00 || 0b0 6293 */ 6294 tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0x8); 6295 } 6296 6297 #if defined(CONFIG_USER_ONLY) 6298 #define GEN_TM_PRIV_NOOP(name) \ 6299 static inline void gen_##name(DisasContext *ctx) \ 6300 { \ 6301 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC); \ 6302 } 6303 6304 #else 6305 6306 #define GEN_TM_PRIV_NOOP(name) \ 6307 static inline void gen_##name(DisasContext *ctx) \ 6308 { \ 6309 CHK_SV; \ 6310 if (unlikely(!ctx->tm_enabled)) { \ 6311 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); \ 6312 return; \ 6313 } \ 6314 /* Because tbegin always fails, the implementation is \ 6315 * simple: \ 6316 * \ 6317 * CR[0] = 0b0 || MSR[TS] || 0b0 \ 6318 * = 0b0 || 0b00 | 0b0 \ 6319 */ \ 6320 tcg_gen_movi_i32(cpu_crf[0], 0); \ 6321 } 6322 6323 #endif 6324 6325 GEN_TM_PRIV_NOOP(treclaim); 6326 GEN_TM_PRIV_NOOP(trechkpt); 6327 6328 #include "translate/fp-impl.inc.c" 6329 6330 #include "translate/vmx-impl.inc.c" 6331 6332 #include "translate/vsx-impl.inc.c" 6333 6334 #include "translate/dfp-impl.inc.c" 6335 6336 #include "translate/spe-impl.inc.c" 6337 6338 /* Handles lfdp, lxsd, lxssp */ 6339 static void gen_dform39(DisasContext *ctx) 6340 { 6341 switch (ctx->opcode & 0x3) { 6342 case 0: /* lfdp */ 6343 if (ctx->insns_flags2 & PPC2_ISA205) { 6344 return gen_lfdp(ctx); 6345 } 6346 break; 6347 case 2: /* lxsd */ 6348 if (ctx->insns_flags2 & PPC2_ISA300) { 6349 return gen_lxsd(ctx); 6350 } 6351 break; 6352 case 3: /* lxssp */ 6353 if (ctx->insns_flags2 & PPC2_ISA300) { 6354 return gen_lxssp(ctx); 6355 } 6356 break; 6357 } 6358 return gen_invalid(ctx); 6359 } 6360 6361 /* handles stfdp, lxv, stxsd, stxssp lxvx */ 6362 static void gen_dform3D(DisasContext *ctx) 6363 { 6364 if ((ctx->opcode & 3) == 1) { /* DQ-FORM */ 6365 switch (ctx->opcode & 0x7) { 6366 case 1: /* lxv */ 6367 if (ctx->insns_flags2 & PPC2_ISA300) { 6368 return gen_lxv(ctx); 6369 } 6370 break; 6371 case 5: /* stxv */ 6372 if (ctx->insns_flags2 & PPC2_ISA300) { 6373 return gen_stxv(ctx); 6374 } 6375 break; 6376 } 6377 } else { /* DS-FORM */ 6378 switch (ctx->opcode & 0x3) { 6379 case 0: /* stfdp */ 6380 if (ctx->insns_flags2 & PPC2_ISA205) { 6381 return gen_stfdp(ctx); 6382 } 6383 break; 6384 case 2: /* stxsd */ 6385 if (ctx->insns_flags2 & PPC2_ISA300) { 6386 return gen_stxsd(ctx); 6387 } 6388 break; 6389 case 3: /* stxssp */ 6390 if (ctx->insns_flags2 & PPC2_ISA300) { 6391 return gen_stxssp(ctx); 6392 } 6393 break; 6394 } 6395 } 6396 return gen_invalid(ctx); 6397 } 6398 6399 static opcode_t opcodes[] = { 6400 GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE), 6401 GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER), 6402 GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER), 6403 GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400001, PPC_INTEGER), 6404 GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER), 6405 #if defined(TARGET_PPC64) 6406 GEN_HANDLER_E(cmpeqb, 0x1F, 0x00, 0x07, 0x00600000, PPC_NONE, PPC2_ISA300), 6407 #endif 6408 GEN_HANDLER_E(cmpb, 0x1F, 0x1C, 0x0F, 0x00000001, PPC_NONE, PPC2_ISA205), 6409 GEN_HANDLER_E(cmprb, 0x1F, 0x00, 0x06, 0x00400001, PPC_NONE, PPC2_ISA300), 6410 GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL), 6411 GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6412 GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6413 GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6414 GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6415 GEN_HANDLER_E(addpcis, 0x13, 0x2, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA300), 6416 GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER), 6417 GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER), 6418 GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER), 6419 GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER), 6420 GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6421 #if defined(TARGET_PPC64) 6422 GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B), 6423 #endif 6424 GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER), 6425 GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER), 6426 GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6427 GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6428 GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6429 GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER), 6430 GEN_HANDLER_E(cnttzw, 0x1F, 0x1A, 0x10, 0x00000000, PPC_NONE, PPC2_ISA300), 6431 GEN_HANDLER_E(copy, 0x1F, 0x06, 0x18, 0x03C00001, PPC_NONE, PPC2_ISA300), 6432 GEN_HANDLER_E(cp_abort, 0x1F, 0x06, 0x1A, 0x03FFF801, PPC_NONE, PPC2_ISA300), 6433 GEN_HANDLER_E(paste, 0x1F, 0x06, 0x1C, 0x03C00000, PPC_NONE, PPC2_ISA300), 6434 GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER), 6435 GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER), 6436 GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6437 GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6438 GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6439 GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6440 GEN_HANDLER(popcntb, 0x1F, 0x1A, 0x03, 0x0000F801, PPC_POPCNTB), 6441 GEN_HANDLER(popcntw, 0x1F, 0x1A, 0x0b, 0x0000F801, PPC_POPCNTWD), 6442 GEN_HANDLER_E(prtyw, 0x1F, 0x1A, 0x04, 0x0000F801, PPC_NONE, PPC2_ISA205), 6443 #if defined(TARGET_PPC64) 6444 GEN_HANDLER(popcntd, 0x1F, 0x1A, 0x0F, 0x0000F801, PPC_POPCNTWD), 6445 GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B), 6446 GEN_HANDLER_E(cnttzd, 0x1F, 0x1A, 0x11, 0x00000000, PPC_NONE, PPC2_ISA300), 6447 GEN_HANDLER_E(darn, 0x1F, 0x13, 0x17, 0x001CF801, PPC_NONE, PPC2_ISA300), 6448 GEN_HANDLER_E(prtyd, 0x1F, 0x1A, 0x05, 0x0000F801, PPC_NONE, PPC2_ISA205), 6449 GEN_HANDLER_E(bpermd, 0x1F, 0x1C, 0x07, 0x00000001, PPC_NONE, PPC2_PERM_ISA206), 6450 #endif 6451 GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6452 GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6453 GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6454 GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER), 6455 GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER), 6456 GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER), 6457 GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER), 6458 #if defined(TARGET_PPC64) 6459 GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B), 6460 GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B), 6461 GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B), 6462 GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B), 6463 GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B), 6464 GEN_HANDLER2_E(extswsli0, "extswsli", 0x1F, 0x1A, 0x1B, 0x00000000, 6465 PPC_NONE, PPC2_ISA300), 6466 GEN_HANDLER2_E(extswsli1, "extswsli", 0x1F, 0x1B, 0x1B, 0x00000000, 6467 PPC_NONE, PPC2_ISA300), 6468 #endif 6469 #if defined(TARGET_PPC64) 6470 GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B), 6471 GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX), 6472 GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B), 6473 #endif 6474 /* handles lfdp, lxsd, lxssp */ 6475 GEN_HANDLER_E(dform39, 0x39, 0xFF, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA205), 6476 /* handles stfdp, lxv, stxsd, stxssp, stxv */ 6477 GEN_HANDLER_E(dform3D, 0x3D, 0xFF, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA205), 6478 GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6479 GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER), 6480 GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING), 6481 GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING), 6482 GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING), 6483 GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING), 6484 GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO), 6485 GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM), 6486 GEN_HANDLER_E(lbarx, 0x1F, 0x14, 0x01, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6487 GEN_HANDLER_E(lharx, 0x1F, 0x14, 0x03, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6488 GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000000, PPC_RES), 6489 GEN_HANDLER_E(lwat, 0x1F, 0x06, 0x12, 0x00000001, PPC_NONE, PPC2_ISA300), 6490 GEN_HANDLER_E(stwat, 0x1F, 0x06, 0x16, 0x00000001, PPC_NONE, PPC2_ISA300), 6491 GEN_HANDLER_E(stbcx_, 0x1F, 0x16, 0x15, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6492 GEN_HANDLER_E(sthcx_, 0x1F, 0x16, 0x16, 0, PPC_NONE, PPC2_ATOMIC_ISA206), 6493 GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES), 6494 #if defined(TARGET_PPC64) 6495 GEN_HANDLER_E(ldat, 0x1F, 0x06, 0x13, 0x00000001, PPC_NONE, PPC2_ISA300), 6496 GEN_HANDLER_E(stdat, 0x1F, 0x06, 0x17, 0x00000001, PPC_NONE, PPC2_ISA300), 6497 GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000000, PPC_64B), 6498 GEN_HANDLER_E(lqarx, 0x1F, 0x14, 0x08, 0, PPC_NONE, PPC2_LSQ_ISA207), 6499 GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B), 6500 GEN_HANDLER_E(stqcx_, 0x1F, 0x16, 0x05, 0, PPC_NONE, PPC2_LSQ_ISA207), 6501 #endif 6502 GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC), 6503 GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT), 6504 GEN_HANDLER_E(wait, 0x1F, 0x1E, 0x00, 0x039FF801, PPC_NONE, PPC2_ISA300), 6505 GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW), 6506 GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW), 6507 GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW), 6508 GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW), 6509 GEN_HANDLER_E(bctar, 0x13, 0x10, 0x11, 0x0000E000, PPC_NONE, PPC2_BCTAR_ISA207), 6510 GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER), 6511 GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW), 6512 #if defined(TARGET_PPC64) 6513 GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B), 6514 GEN_HANDLER_E(stop, 0x13, 0x12, 0x0b, 0x03FFF801, PPC_NONE, PPC2_ISA300), 6515 GEN_HANDLER_E(doze, 0x13, 0x12, 0x0c, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6516 GEN_HANDLER_E(nap, 0x13, 0x12, 0x0d, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6517 GEN_HANDLER_E(sleep, 0x13, 0x12, 0x0e, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6518 GEN_HANDLER_E(rvwinkle, 0x13, 0x12, 0x0f, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206), 6519 GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H), 6520 #endif 6521 GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW), 6522 GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW), 6523 GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW), 6524 #if defined(TARGET_PPC64) 6525 GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B), 6526 GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B), 6527 #endif 6528 GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC), 6529 GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC), 6530 GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC), 6531 GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC), 6532 GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB), 6533 GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC), 6534 #if defined(TARGET_PPC64) 6535 GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B), 6536 GEN_HANDLER_E(setb, 0x1F, 0x00, 0x04, 0x0003F801, PPC_NONE, PPC2_ISA300), 6537 GEN_HANDLER_E(mcrxrx, 0x1F, 0x00, 0x12, 0x007FF801, PPC_NONE, PPC2_ISA300), 6538 #endif 6539 GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001EF801, PPC_MISC), 6540 GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000000, PPC_MISC), 6541 GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE), 6542 GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE), 6543 GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE), 6544 GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x00000001, PPC_CACHE), 6545 GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x00000001, PPC_CACHE), 6546 GEN_HANDLER_E(dcbtls, 0x1F, 0x06, 0x05, 0x02000001, PPC_BOOKE, PPC2_BOOKE206), 6547 GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZ), 6548 GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC), 6549 GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC), 6550 GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC), 6551 GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI), 6552 GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA), 6553 GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT), 6554 GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT), 6555 GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT), 6556 GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT), 6557 #if defined(TARGET_PPC64) 6558 GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B), 6559 GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001, 6560 PPC_SEGMENT_64B), 6561 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B), 6562 GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001, 6563 PPC_SEGMENT_64B), 6564 GEN_HANDLER2(slbmte, "slbmte", 0x1F, 0x12, 0x0C, 0x001F0001, PPC_SEGMENT_64B), 6565 GEN_HANDLER2(slbmfee, "slbmfee", 0x1F, 0x13, 0x1C, 0x001F0001, PPC_SEGMENT_64B), 6566 GEN_HANDLER2(slbmfev, "slbmfev", 0x1F, 0x13, 0x1A, 0x001F0001, PPC_SEGMENT_64B), 6567 GEN_HANDLER2(slbfee_, "slbfee.", 0x1F, 0x13, 0x1E, 0x001F0000, PPC_SEGMENT_64B), 6568 #endif 6569 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA), 6570 /* XXX Those instructions will need to be handled differently for 6571 * different ISA versions */ 6572 GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x001F0001, PPC_MEM_TLBIE), 6573 GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x001F0001, PPC_MEM_TLBIE), 6574 GEN_HANDLER_E(tlbiel, 0x1F, 0x12, 0x08, 0x00100001, PPC_NONE, PPC2_ISA300), 6575 GEN_HANDLER_E(tlbie, 0x1F, 0x12, 0x09, 0x00100001, PPC_NONE, PPC2_ISA300), 6576 GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC), 6577 #if defined(TARGET_PPC64) 6578 GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x031FFC01, PPC_SLBI), 6579 GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI), 6580 GEN_HANDLER_E(slbieg, 0x1F, 0x12, 0x0E, 0x001F0001, PPC_NONE, PPC2_ISA300), 6581 GEN_HANDLER_E(slbsync, 0x1F, 0x12, 0x0A, 0x03FFF801, PPC_NONE, PPC2_ISA300), 6582 #endif 6583 GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN), 6584 GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN), 6585 GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR), 6586 GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR), 6587 GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR), 6588 GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR), 6589 GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR), 6590 GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR), 6591 GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR), 6592 GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR), 6593 GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR), 6594 GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR), 6595 GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR), 6596 GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR), 6597 GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR), 6598 GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR), 6599 GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR), 6600 GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR), 6601 GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR), 6602 GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR), 6603 GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR), 6604 GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR), 6605 GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR), 6606 GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR), 6607 GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR), 6608 GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR), 6609 GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR), 6610 GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR), 6611 GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR), 6612 GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR), 6613 GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR), 6614 GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR), 6615 GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR), 6616 GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR), 6617 GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR), 6618 GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR), 6619 GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC), 6620 GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC), 6621 GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC), 6622 GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB), 6623 GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB), 6624 GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB), 6625 GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB), 6626 GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER), 6627 GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER), 6628 GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER), 6629 GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER), 6630 GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER), 6631 GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER), 6632 GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6633 GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6634 GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2), 6635 GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2), 6636 GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6637 GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2), 6638 GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2), 6639 GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2), 6640 GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI), 6641 GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA), 6642 GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR), 6643 GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR), 6644 GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX), 6645 GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX), 6646 GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX), 6647 GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX), 6648 GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON), 6649 GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON), 6650 GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT), 6651 GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON), 6652 GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON), 6653 GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP), 6654 GEN_HANDLER_E(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE, PPC2_BOOKE206), 6655 GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI), 6656 GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI), 6657 GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB), 6658 GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB), 6659 GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB), 6660 GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE), 6661 GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE), 6662 GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE), 6663 GEN_HANDLER2_E(tlbre_booke206, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, 6664 PPC_NONE, PPC2_BOOKE206), 6665 GEN_HANDLER2_E(tlbsx_booke206, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, 6666 PPC_NONE, PPC2_BOOKE206), 6667 GEN_HANDLER2_E(tlbwe_booke206, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, 6668 PPC_NONE, PPC2_BOOKE206), 6669 GEN_HANDLER2_E(tlbivax_booke206, "tlbivax", 0x1F, 0x12, 0x18, 0x00000001, 6670 PPC_NONE, PPC2_BOOKE206), 6671 GEN_HANDLER2_E(tlbilx_booke206, "tlbilx", 0x1F, 0x12, 0x00, 0x03800001, 6672 PPC_NONE, PPC2_BOOKE206), 6673 GEN_HANDLER2_E(msgsnd, "msgsnd", 0x1F, 0x0E, 0x06, 0x03ff0001, 6674 PPC_NONE, PPC2_PRCNTL), 6675 GEN_HANDLER2_E(msgclr, "msgclr", 0x1F, 0x0E, 0x07, 0x03ff0001, 6676 PPC_NONE, PPC2_PRCNTL), 6677 GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE), 6678 GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000E7C01, PPC_WRTEE), 6679 GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC), 6680 GEN_HANDLER_E(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, 6681 PPC_BOOKE, PPC2_BOOKE206), 6682 GEN_HANDLER(msync_4xx, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE), 6683 GEN_HANDLER2_E(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, 6684 PPC_BOOKE, PPC2_BOOKE206), 6685 GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC), 6686 GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC), 6687 GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC), 6688 GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC), 6689 GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC), 6690 #if defined(TARGET_PPC64) 6691 GEN_HANDLER_E(maddhd_maddhdu, 0x04, 0x18, 0xFF, 0x00000000, PPC_NONE, 6692 PPC2_ISA300), 6693 GEN_HANDLER_E(maddld, 0x04, 0x19, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA300), 6694 #endif 6695 6696 #undef GEN_INT_ARITH_ADD 6697 #undef GEN_INT_ARITH_ADD_CONST 6698 #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \ 6699 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER), 6700 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \ 6701 add_ca, compute_ca, compute_ov) \ 6702 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER), 6703 GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0) 6704 GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1) 6705 GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0) 6706 GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1) 6707 GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0) 6708 GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1) 6709 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0) 6710 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1) 6711 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0) 6712 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1) 6713 6714 #undef GEN_INT_ARITH_DIVW 6715 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \ 6716 GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER) 6717 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0), 6718 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1), 6719 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0), 6720 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1), 6721 GEN_HANDLER_E(divwe, 0x1F, 0x0B, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6722 GEN_HANDLER_E(divweo, 0x1F, 0x0B, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6723 GEN_HANDLER_E(divweu, 0x1F, 0x0B, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6724 GEN_HANDLER_E(divweuo, 0x1F, 0x0B, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6725 GEN_HANDLER_E(modsw, 0x1F, 0x0B, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), 6726 GEN_HANDLER_E(moduw, 0x1F, 0x0B, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), 6727 6728 #if defined(TARGET_PPC64) 6729 #undef GEN_INT_ARITH_DIVD 6730 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \ 6731 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) 6732 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0), 6733 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1), 6734 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0), 6735 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1), 6736 6737 GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6738 GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), 6739 GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6740 GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), 6741 GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), 6742 GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), 6743 6744 #undef GEN_INT_ARITH_MUL_HELPER 6745 #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \ 6746 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) 6747 GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00), 6748 GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02), 6749 GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17), 6750 #endif 6751 6752 #undef GEN_INT_ARITH_SUBF 6753 #undef GEN_INT_ARITH_SUBF_CONST 6754 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \ 6755 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER), 6756 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \ 6757 add_ca, compute_ca, compute_ov) \ 6758 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER), 6759 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0) 6760 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1) 6761 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0) 6762 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1) 6763 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0) 6764 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1) 6765 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0) 6766 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1) 6767 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0) 6768 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1) 6769 6770 #undef GEN_LOGICAL1 6771 #undef GEN_LOGICAL2 6772 #define GEN_LOGICAL2(name, tcg_op, opc, type) \ 6773 GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type) 6774 #define GEN_LOGICAL1(name, tcg_op, opc, type) \ 6775 GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) 6776 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER), 6777 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER), 6778 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER), 6779 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER), 6780 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER), 6781 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER), 6782 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER), 6783 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER), 6784 #if defined(TARGET_PPC64) 6785 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B), 6786 #endif 6787 6788 #if defined(TARGET_PPC64) 6789 #undef GEN_PPC64_R2 6790 #undef GEN_PPC64_R4 6791 #define GEN_PPC64_R2(name, opc1, opc2) \ 6792 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B),\ 6793 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ 6794 PPC_64B) 6795 #define GEN_PPC64_R4(name, opc1, opc2) \ 6796 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B),\ 6797 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \ 6798 PPC_64B), \ 6799 GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ 6800 PPC_64B), \ 6801 GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \ 6802 PPC_64B) 6803 GEN_PPC64_R4(rldicl, 0x1E, 0x00), 6804 GEN_PPC64_R4(rldicr, 0x1E, 0x02), 6805 GEN_PPC64_R4(rldic, 0x1E, 0x04), 6806 GEN_PPC64_R2(rldcl, 0x1E, 0x08), 6807 GEN_PPC64_R2(rldcr, 0x1E, 0x09), 6808 GEN_PPC64_R4(rldimi, 0x1E, 0x06), 6809 #endif 6810 6811 #undef GEN_LD 6812 #undef GEN_LDU 6813 #undef GEN_LDUX 6814 #undef GEN_LDX_E 6815 #undef GEN_LDS 6816 #define GEN_LD(name, ldop, opc, type) \ 6817 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type), 6818 #define GEN_LDU(name, ldop, opc, type) \ 6819 GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type), 6820 #define GEN_LDUX(name, ldop, opc2, opc3, type) \ 6821 GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type), 6822 #define GEN_LDX_E(name, ldop, opc2, opc3, type, type2, chk) \ 6823 GEN_HANDLER_E(name##x, 0x1F, opc2, opc3, 0x00000001, type, type2), 6824 #define GEN_LDS(name, ldop, op, type) \ 6825 GEN_LD(name, ldop, op | 0x20, type) \ 6826 GEN_LDU(name, ldop, op | 0x21, type) \ 6827 GEN_LDUX(name, ldop, 0x17, op | 0x01, type) \ 6828 GEN_LDX(name, ldop, 0x17, op | 0x00, type) 6829 6830 GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER) 6831 GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER) 6832 GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER) 6833 GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER) 6834 #if defined(TARGET_PPC64) 6835 GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B) 6836 GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B) 6837 GEN_LDUX(ld, ld64_i64, 0x15, 0x01, PPC_64B) 6838 GEN_LDX(ld, ld64_i64, 0x15, 0x00, PPC_64B) 6839 GEN_LDX_E(ldbr, ld64ur_i64, 0x14, 0x10, PPC_NONE, PPC2_DBRX, CHK_NONE) 6840 6841 /* HV/P7 and later only */ 6842 GEN_LDX_HVRM(ldcix, ld64_i64, 0x15, 0x1b, PPC_CILDST) 6843 GEN_LDX_HVRM(lwzcix, ld32u, 0x15, 0x18, PPC_CILDST) 6844 GEN_LDX_HVRM(lhzcix, ld16u, 0x15, 0x19, PPC_CILDST) 6845 GEN_LDX_HVRM(lbzcix, ld8u, 0x15, 0x1a, PPC_CILDST) 6846 #endif 6847 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER) 6848 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER) 6849 6850 #undef GEN_ST 6851 #undef GEN_STU 6852 #undef GEN_STUX 6853 #undef GEN_STX_E 6854 #undef GEN_STS 6855 #define GEN_ST(name, stop, opc, type) \ 6856 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type), 6857 #define GEN_STU(name, stop, opc, type) \ 6858 GEN_HANDLER(stop##u, opc, 0xFF, 0xFF, 0x00000000, type), 6859 #define GEN_STUX(name, stop, opc2, opc3, type) \ 6860 GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type), 6861 #define GEN_STX_E(name, stop, opc2, opc3, type, type2, chk) \ 6862 GEN_HANDLER_E(name##x, 0x1F, opc2, opc3, 0x00000001, type, type2), 6863 #define GEN_STS(name, stop, op, type) \ 6864 GEN_ST(name, stop, op | 0x20, type) \ 6865 GEN_STU(name, stop, op | 0x21, type) \ 6866 GEN_STUX(name, stop, 0x17, op | 0x01, type) \ 6867 GEN_STX(name, stop, 0x17, op | 0x00, type) 6868 6869 GEN_STS(stb, st8, 0x06, PPC_INTEGER) 6870 GEN_STS(sth, st16, 0x0C, PPC_INTEGER) 6871 GEN_STS(stw, st32, 0x04, PPC_INTEGER) 6872 #if defined(TARGET_PPC64) 6873 GEN_STUX(std, st64_i64, 0x15, 0x05, PPC_64B) 6874 GEN_STX(std, st64_i64, 0x15, 0x04, PPC_64B) 6875 GEN_STX_E(stdbr, st64r_i64, 0x14, 0x14, PPC_NONE, PPC2_DBRX, CHK_NONE) 6876 GEN_STX_HVRM(stdcix, st64_i64, 0x15, 0x1f, PPC_CILDST) 6877 GEN_STX_HVRM(stwcix, st32, 0x15, 0x1c, PPC_CILDST) 6878 GEN_STX_HVRM(sthcix, st16, 0x15, 0x1d, PPC_CILDST) 6879 GEN_STX_HVRM(stbcix, st8, 0x15, 0x1e, PPC_CILDST) 6880 #endif 6881 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER) 6882 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER) 6883 6884 #undef GEN_CRLOGIC 6885 #define GEN_CRLOGIC(name, tcg_op, opc) \ 6886 GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) 6887 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08), 6888 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04), 6889 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09), 6890 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07), 6891 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01), 6892 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E), 6893 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D), 6894 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06), 6895 6896 #undef GEN_MAC_HANDLER 6897 #define GEN_MAC_HANDLER(name, opc2, opc3) \ 6898 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) 6899 GEN_MAC_HANDLER(macchw, 0x0C, 0x05), 6900 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15), 6901 GEN_MAC_HANDLER(macchws, 0x0C, 0x07), 6902 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17), 6903 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06), 6904 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16), 6905 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04), 6906 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14), 6907 GEN_MAC_HANDLER(machhw, 0x0C, 0x01), 6908 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11), 6909 GEN_MAC_HANDLER(machhws, 0x0C, 0x03), 6910 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13), 6911 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02), 6912 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12), 6913 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00), 6914 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10), 6915 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D), 6916 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D), 6917 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F), 6918 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F), 6919 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C), 6920 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C), 6921 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E), 6922 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E), 6923 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05), 6924 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15), 6925 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07), 6926 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17), 6927 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01), 6928 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11), 6929 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03), 6930 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13), 6931 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D), 6932 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D), 6933 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F), 6934 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F), 6935 GEN_MAC_HANDLER(mulchw, 0x08, 0x05), 6936 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04), 6937 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01), 6938 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00), 6939 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D), 6940 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C), 6941 6942 GEN_HANDLER2_E(tbegin, "tbegin", 0x1F, 0x0E, 0x14, 0x01DFF800, \ 6943 PPC_NONE, PPC2_TM), 6944 GEN_HANDLER2_E(tend, "tend", 0x1F, 0x0E, 0x15, 0x01FFF800, \ 6945 PPC_NONE, PPC2_TM), 6946 GEN_HANDLER2_E(tabort, "tabort", 0x1F, 0x0E, 0x1C, 0x03E0F800, \ 6947 PPC_NONE, PPC2_TM), 6948 GEN_HANDLER2_E(tabortwc, "tabortwc", 0x1F, 0x0E, 0x18, 0x00000000, \ 6949 PPC_NONE, PPC2_TM), 6950 GEN_HANDLER2_E(tabortwci, "tabortwci", 0x1F, 0x0E, 0x1A, 0x00000000, \ 6951 PPC_NONE, PPC2_TM), 6952 GEN_HANDLER2_E(tabortdc, "tabortdc", 0x1F, 0x0E, 0x19, 0x00000000, \ 6953 PPC_NONE, PPC2_TM), 6954 GEN_HANDLER2_E(tabortdci, "tabortdci", 0x1F, 0x0E, 0x1B, 0x00000000, \ 6955 PPC_NONE, PPC2_TM), 6956 GEN_HANDLER2_E(tsr, "tsr", 0x1F, 0x0E, 0x17, 0x03DFF800, \ 6957 PPC_NONE, PPC2_TM), 6958 GEN_HANDLER2_E(tcheck, "tcheck", 0x1F, 0x0E, 0x16, 0x007FF800, \ 6959 PPC_NONE, PPC2_TM), 6960 GEN_HANDLER2_E(treclaim, "treclaim", 0x1F, 0x0E, 0x1D, 0x03E0F800, \ 6961 PPC_NONE, PPC2_TM), 6962 GEN_HANDLER2_E(trechkpt, "trechkpt", 0x1F, 0x0E, 0x1F, 0x03FFF800, \ 6963 PPC_NONE, PPC2_TM), 6964 6965 #include "translate/fp-ops.inc.c" 6966 6967 #include "translate/vmx-ops.inc.c" 6968 6969 #include "translate/vsx-ops.inc.c" 6970 6971 #include "translate/dfp-ops.inc.c" 6972 6973 #include "translate/spe-ops.inc.c" 6974 }; 6975 6976 #include "helper_regs.h" 6977 #include "translate_init.c" 6978 6979 /*****************************************************************************/ 6980 /* Misc PowerPC helpers */ 6981 void ppc_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf, 6982 int flags) 6983 { 6984 #define RGPL 4 6985 #define RFPL 4 6986 6987 PowerPCCPU *cpu = POWERPC_CPU(cs); 6988 CPUPPCState *env = &cpu->env; 6989 int i; 6990 6991 cpu_fprintf(f, "NIP " TARGET_FMT_lx " LR " TARGET_FMT_lx " CTR " 6992 TARGET_FMT_lx " XER " TARGET_FMT_lx " CPU#%d\n", 6993 env->nip, env->lr, env->ctr, cpu_read_xer(env), 6994 cs->cpu_index); 6995 cpu_fprintf(f, "MSR " TARGET_FMT_lx " HID0 " TARGET_FMT_lx " HF " 6996 TARGET_FMT_lx " iidx %d didx %d\n", 6997 env->msr, env->spr[SPR_HID0], 6998 env->hflags, env->immu_idx, env->dmmu_idx); 6999 #if !defined(NO_TIMER_DUMP) 7000 cpu_fprintf(f, "TB %08" PRIu32 " %08" PRIu64 7001 #if !defined(CONFIG_USER_ONLY) 7002 " DECR %08" PRIu32 7003 #endif 7004 "\n", 7005 cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env) 7006 #if !defined(CONFIG_USER_ONLY) 7007 , cpu_ppc_load_decr(env) 7008 #endif 7009 ); 7010 #endif 7011 for (i = 0; i < 32; i++) { 7012 if ((i & (RGPL - 1)) == 0) 7013 cpu_fprintf(f, "GPR%02d", i); 7014 cpu_fprintf(f, " %016" PRIx64, ppc_dump_gpr(env, i)); 7015 if ((i & (RGPL - 1)) == (RGPL - 1)) 7016 cpu_fprintf(f, "\n"); 7017 } 7018 cpu_fprintf(f, "CR "); 7019 for (i = 0; i < 8; i++) 7020 cpu_fprintf(f, "%01x", env->crf[i]); 7021 cpu_fprintf(f, " ["); 7022 for (i = 0; i < 8; i++) { 7023 char a = '-'; 7024 if (env->crf[i] & 0x08) 7025 a = 'L'; 7026 else if (env->crf[i] & 0x04) 7027 a = 'G'; 7028 else if (env->crf[i] & 0x02) 7029 a = 'E'; 7030 cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); 7031 } 7032 cpu_fprintf(f, " ] RES " TARGET_FMT_lx "\n", 7033 env->reserve_addr); 7034 for (i = 0; i < 32; i++) { 7035 if ((i & (RFPL - 1)) == 0) 7036 cpu_fprintf(f, "FPR%02d", i); 7037 cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i])); 7038 if ((i & (RFPL - 1)) == (RFPL - 1)) 7039 cpu_fprintf(f, "\n"); 7040 } 7041 cpu_fprintf(f, "FPSCR " TARGET_FMT_lx "\n", env->fpscr); 7042 #if !defined(CONFIG_USER_ONLY) 7043 cpu_fprintf(f, " SRR0 " TARGET_FMT_lx " SRR1 " TARGET_FMT_lx 7044 " PVR " TARGET_FMT_lx " VRSAVE " TARGET_FMT_lx "\n", 7045 env->spr[SPR_SRR0], env->spr[SPR_SRR1], 7046 env->spr[SPR_PVR], env->spr[SPR_VRSAVE]); 7047 7048 cpu_fprintf(f, "SPRG0 " TARGET_FMT_lx " SPRG1 " TARGET_FMT_lx 7049 " SPRG2 " TARGET_FMT_lx " SPRG3 " TARGET_FMT_lx "\n", 7050 env->spr[SPR_SPRG0], env->spr[SPR_SPRG1], 7051 env->spr[SPR_SPRG2], env->spr[SPR_SPRG3]); 7052 7053 cpu_fprintf(f, "SPRG4 " TARGET_FMT_lx " SPRG5 " TARGET_FMT_lx 7054 " SPRG6 " TARGET_FMT_lx " SPRG7 " TARGET_FMT_lx "\n", 7055 env->spr[SPR_SPRG4], env->spr[SPR_SPRG5], 7056 env->spr[SPR_SPRG6], env->spr[SPR_SPRG7]); 7057 7058 #if defined(TARGET_PPC64) 7059 if (env->excp_model == POWERPC_EXCP_POWER7 || 7060 env->excp_model == POWERPC_EXCP_POWER8) { 7061 cpu_fprintf(f, "HSRR0 " TARGET_FMT_lx " HSRR1 " TARGET_FMT_lx "\n", 7062 env->spr[SPR_HSRR0], env->spr[SPR_HSRR1]); 7063 } 7064 #endif 7065 if (env->excp_model == POWERPC_EXCP_BOOKE) { 7066 cpu_fprintf(f, "CSRR0 " TARGET_FMT_lx " CSRR1 " TARGET_FMT_lx 7067 " MCSRR0 " TARGET_FMT_lx " MCSRR1 " TARGET_FMT_lx "\n", 7068 env->spr[SPR_BOOKE_CSRR0], env->spr[SPR_BOOKE_CSRR1], 7069 env->spr[SPR_BOOKE_MCSRR0], env->spr[SPR_BOOKE_MCSRR1]); 7070 7071 cpu_fprintf(f, " TCR " TARGET_FMT_lx " TSR " TARGET_FMT_lx 7072 " ESR " TARGET_FMT_lx " DEAR " TARGET_FMT_lx "\n", 7073 env->spr[SPR_BOOKE_TCR], env->spr[SPR_BOOKE_TSR], 7074 env->spr[SPR_BOOKE_ESR], env->spr[SPR_BOOKE_DEAR]); 7075 7076 cpu_fprintf(f, " PIR " TARGET_FMT_lx " DECAR " TARGET_FMT_lx 7077 " IVPR " TARGET_FMT_lx " EPCR " TARGET_FMT_lx "\n", 7078 env->spr[SPR_BOOKE_PIR], env->spr[SPR_BOOKE_DECAR], 7079 env->spr[SPR_BOOKE_IVPR], env->spr[SPR_BOOKE_EPCR]); 7080 7081 cpu_fprintf(f, " MCSR " TARGET_FMT_lx " SPRG8 " TARGET_FMT_lx 7082 " EPR " TARGET_FMT_lx "\n", 7083 env->spr[SPR_BOOKE_MCSR], env->spr[SPR_BOOKE_SPRG8], 7084 env->spr[SPR_BOOKE_EPR]); 7085 7086 /* FSL-specific */ 7087 cpu_fprintf(f, " MCAR " TARGET_FMT_lx " PID1 " TARGET_FMT_lx 7088 " PID2 " TARGET_FMT_lx " SVR " TARGET_FMT_lx "\n", 7089 env->spr[SPR_Exxx_MCAR], env->spr[SPR_BOOKE_PID1], 7090 env->spr[SPR_BOOKE_PID2], env->spr[SPR_E500_SVR]); 7091 7092 /* 7093 * IVORs are left out as they are large and do not change often -- 7094 * they can be read with "p $ivor0", "p $ivor1", etc. 7095 */ 7096 } 7097 7098 #if defined(TARGET_PPC64) 7099 if (env->flags & POWERPC_FLAG_CFAR) { 7100 cpu_fprintf(f, " CFAR " TARGET_FMT_lx"\n", env->cfar); 7101 } 7102 #endif 7103 7104 if (env->spr_cb[SPR_LPCR].name) 7105 cpu_fprintf(f, " LPCR " TARGET_FMT_lx "\n", env->spr[SPR_LPCR]); 7106 7107 switch (POWERPC_MMU_VER(env->mmu_model)) { 7108 case POWERPC_MMU_32B: 7109 case POWERPC_MMU_601: 7110 case POWERPC_MMU_SOFT_6xx: 7111 case POWERPC_MMU_SOFT_74xx: 7112 #if defined(TARGET_PPC64) 7113 case POWERPC_MMU_VER_64B: 7114 case POWERPC_MMU_VER_2_03: 7115 case POWERPC_MMU_VER_2_06: 7116 case POWERPC_MMU_VER_2_07: 7117 case POWERPC_MMU_VER_3_00: 7118 #endif 7119 if (env->spr_cb[SPR_SDR1].name) { /* SDR1 Exists */ 7120 cpu_fprintf(f, " SDR1 " TARGET_FMT_lx " ", env->spr[SPR_SDR1]); 7121 } 7122 cpu_fprintf(f, " DAR " TARGET_FMT_lx " DSISR " TARGET_FMT_lx "\n", 7123 env->spr[SPR_DAR], env->spr[SPR_DSISR]); 7124 break; 7125 case POWERPC_MMU_BOOKE206: 7126 cpu_fprintf(f, " MAS0 " TARGET_FMT_lx " MAS1 " TARGET_FMT_lx 7127 " MAS2 " TARGET_FMT_lx " MAS3 " TARGET_FMT_lx "\n", 7128 env->spr[SPR_BOOKE_MAS0], env->spr[SPR_BOOKE_MAS1], 7129 env->spr[SPR_BOOKE_MAS2], env->spr[SPR_BOOKE_MAS3]); 7130 7131 cpu_fprintf(f, " MAS4 " TARGET_FMT_lx " MAS6 " TARGET_FMT_lx 7132 " MAS7 " TARGET_FMT_lx " PID " TARGET_FMT_lx "\n", 7133 env->spr[SPR_BOOKE_MAS4], env->spr[SPR_BOOKE_MAS6], 7134 env->spr[SPR_BOOKE_MAS7], env->spr[SPR_BOOKE_PID]); 7135 7136 cpu_fprintf(f, "MMUCFG " TARGET_FMT_lx " TLB0CFG " TARGET_FMT_lx 7137 " TLB1CFG " TARGET_FMT_lx "\n", 7138 env->spr[SPR_MMUCFG], env->spr[SPR_BOOKE_TLB0CFG], 7139 env->spr[SPR_BOOKE_TLB1CFG]); 7140 break; 7141 default: 7142 break; 7143 } 7144 #endif 7145 7146 #undef RGPL 7147 #undef RFPL 7148 } 7149 7150 void ppc_cpu_dump_statistics(CPUState *cs, FILE*f, 7151 fprintf_function cpu_fprintf, int flags) 7152 { 7153 #if defined(DO_PPC_STATISTICS) 7154 PowerPCCPU *cpu = POWERPC_CPU(cs); 7155 opc_handler_t **t1, **t2, **t3, *handler; 7156 int op1, op2, op3; 7157 7158 t1 = cpu->env.opcodes; 7159 for (op1 = 0; op1 < 64; op1++) { 7160 handler = t1[op1]; 7161 if (is_indirect_opcode(handler)) { 7162 t2 = ind_table(handler); 7163 for (op2 = 0; op2 < 32; op2++) { 7164 handler = t2[op2]; 7165 if (is_indirect_opcode(handler)) { 7166 t3 = ind_table(handler); 7167 for (op3 = 0; op3 < 32; op3++) { 7168 handler = t3[op3]; 7169 if (handler->count == 0) 7170 continue; 7171 cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: " 7172 "%016" PRIx64 " %" PRId64 "\n", 7173 op1, op2, op3, op1, (op3 << 5) | op2, 7174 handler->oname, 7175 handler->count, handler->count); 7176 } 7177 } else { 7178 if (handler->count == 0) 7179 continue; 7180 cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: " 7181 "%016" PRIx64 " %" PRId64 "\n", 7182 op1, op2, op1, op2, handler->oname, 7183 handler->count, handler->count); 7184 } 7185 } 7186 } else { 7187 if (handler->count == 0) 7188 continue; 7189 cpu_fprintf(f, "%02x (%02x ) %16s: %016" PRIx64 7190 " %" PRId64 "\n", 7191 op1, op1, handler->oname, 7192 handler->count, handler->count); 7193 } 7194 } 7195 #endif 7196 } 7197 7198 /*****************************************************************************/ 7199 void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) 7200 { 7201 CPUPPCState *env = cs->env_ptr; 7202 DisasContext ctx, *ctxp = &ctx; 7203 opc_handler_t **table, *handler; 7204 target_ulong pc_start; 7205 int num_insns; 7206 int max_insns; 7207 7208 pc_start = tb->pc; 7209 ctx.nip = pc_start; 7210 ctx.tb = tb; 7211 ctx.exception = POWERPC_EXCP_NONE; 7212 ctx.spr_cb = env->spr_cb; 7213 ctx.pr = msr_pr; 7214 ctx.mem_idx = env->dmmu_idx; 7215 ctx.dr = msr_dr; 7216 #if !defined(CONFIG_USER_ONLY) 7217 ctx.hv = msr_hv || !env->has_hv_mode; 7218 #endif 7219 ctx.insns_flags = env->insns_flags; 7220 ctx.insns_flags2 = env->insns_flags2; 7221 ctx.access_type = -1; 7222 ctx.need_access_type = !(env->mmu_model & POWERPC_MMU_64B); 7223 ctx.le_mode = !!(env->hflags & (1 << MSR_LE)); 7224 ctx.default_tcg_memop_mask = ctx.le_mode ? MO_LE : MO_BE; 7225 #if defined(TARGET_PPC64) 7226 ctx.sf_mode = msr_is_64bit(env, env->msr); 7227 ctx.has_cfar = !!(env->flags & POWERPC_FLAG_CFAR); 7228 #endif 7229 if (env->mmu_model == POWERPC_MMU_32B || 7230 env->mmu_model == POWERPC_MMU_601 || 7231 (env->mmu_model & POWERPC_MMU_64B)) 7232 ctx.lazy_tlb_flush = true; 7233 7234 ctx.fpu_enabled = !!msr_fp; 7235 if ((env->flags & POWERPC_FLAG_SPE) && msr_spe) 7236 ctx.spe_enabled = !!msr_spe; 7237 else 7238 ctx.spe_enabled = false; 7239 if ((env->flags & POWERPC_FLAG_VRE) && msr_vr) 7240 ctx.altivec_enabled = !!msr_vr; 7241 else 7242 ctx.altivec_enabled = false; 7243 if ((env->flags & POWERPC_FLAG_VSX) && msr_vsx) { 7244 ctx.vsx_enabled = !!msr_vsx; 7245 } else { 7246 ctx.vsx_enabled = false; 7247 } 7248 #if defined(TARGET_PPC64) 7249 if ((env->flags & POWERPC_FLAG_TM) && msr_tm) { 7250 ctx.tm_enabled = !!msr_tm; 7251 } else { 7252 ctx.tm_enabled = false; 7253 } 7254 #endif 7255 ctx.gtse = !!(env->spr[SPR_LPCR] & LPCR_GTSE); 7256 if ((env->flags & POWERPC_FLAG_SE) && msr_se) 7257 ctx.singlestep_enabled = CPU_SINGLE_STEP; 7258 else 7259 ctx.singlestep_enabled = 0; 7260 if ((env->flags & POWERPC_FLAG_BE) && msr_be) 7261 ctx.singlestep_enabled |= CPU_BRANCH_STEP; 7262 if (unlikely(cs->singlestep_enabled)) { 7263 ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP; 7264 } 7265 #if defined (DO_SINGLE_STEP) && 0 7266 /* Single step trace mode */ 7267 msr_se = 1; 7268 #endif 7269 num_insns = 0; 7270 max_insns = tb->cflags & CF_COUNT_MASK; 7271 if (max_insns == 0) { 7272 max_insns = CF_COUNT_MASK; 7273 } 7274 if (max_insns > TCG_MAX_INSNS) { 7275 max_insns = TCG_MAX_INSNS; 7276 } 7277 7278 gen_tb_start(tb); 7279 tcg_clear_temp_count(); 7280 /* Set env in case of segfault during code fetch */ 7281 while (ctx.exception == POWERPC_EXCP_NONE && !tcg_op_buf_full()) { 7282 tcg_gen_insn_start(ctx.nip); 7283 num_insns++; 7284 7285 if (unlikely(cpu_breakpoint_test(cs, ctx.nip, BP_ANY))) { 7286 gen_debug_exception(ctxp); 7287 /* The address covered by the breakpoint must be included in 7288 [tb->pc, tb->pc + tb->size) in order to for it to be 7289 properly cleared -- thus we increment the PC here so that 7290 the logic setting tb->size below does the right thing. */ 7291 ctx.nip += 4; 7292 break; 7293 } 7294 7295 LOG_DISAS("----------------\n"); 7296 LOG_DISAS("nip=" TARGET_FMT_lx " super=%d ir=%d\n", 7297 ctx.nip, ctx.mem_idx, (int)msr_ir); 7298 if (num_insns == max_insns && (tb->cflags & CF_LAST_IO)) 7299 gen_io_start(); 7300 if (unlikely(need_byteswap(&ctx))) { 7301 ctx.opcode = bswap32(cpu_ldl_code(env, ctx.nip)); 7302 } else { 7303 ctx.opcode = cpu_ldl_code(env, ctx.nip); 7304 } 7305 LOG_DISAS("translate opcode %08x (%02x %02x %02x %02x) (%s)\n", 7306 ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode), 7307 opc3(ctx.opcode), opc4(ctx.opcode), 7308 ctx.le_mode ? "little" : "big"); 7309 ctx.nip += 4; 7310 table = env->opcodes; 7311 handler = table[opc1(ctx.opcode)]; 7312 if (is_indirect_opcode(handler)) { 7313 table = ind_table(handler); 7314 handler = table[opc2(ctx.opcode)]; 7315 if (is_indirect_opcode(handler)) { 7316 table = ind_table(handler); 7317 handler = table[opc3(ctx.opcode)]; 7318 if (is_indirect_opcode(handler)) { 7319 table = ind_table(handler); 7320 handler = table[opc4(ctx.opcode)]; 7321 } 7322 } 7323 } 7324 /* Is opcode *REALLY* valid ? */ 7325 if (unlikely(handler->handler == &gen_invalid)) { 7326 qemu_log_mask(LOG_GUEST_ERROR, "invalid/unsupported opcode: " 7327 "%02x - %02x - %02x - %02x (%08x) " 7328 TARGET_FMT_lx " %d\n", 7329 opc1(ctx.opcode), opc2(ctx.opcode), 7330 opc3(ctx.opcode), opc4(ctx.opcode), 7331 ctx.opcode, ctx.nip - 4, (int)msr_ir); 7332 } else { 7333 uint32_t inval; 7334 7335 if (unlikely(handler->type & (PPC_SPE | PPC_SPE_SINGLE | PPC_SPE_DOUBLE) && Rc(ctx.opcode))) { 7336 inval = handler->inval2; 7337 } else { 7338 inval = handler->inval1; 7339 } 7340 7341 if (unlikely((ctx.opcode & inval) != 0)) { 7342 qemu_log_mask(LOG_GUEST_ERROR, "invalid bits: %08x for opcode: " 7343 "%02x - %02x - %02x - %02x (%08x) " 7344 TARGET_FMT_lx "\n", ctx.opcode & inval, 7345 opc1(ctx.opcode), opc2(ctx.opcode), 7346 opc3(ctx.opcode), opc4(ctx.opcode), 7347 ctx.opcode, ctx.nip - 4); 7348 gen_inval_exception(ctxp, POWERPC_EXCP_INVAL_INVAL); 7349 break; 7350 } 7351 } 7352 (*(handler->handler))(&ctx); 7353 #if defined(DO_PPC_STATISTICS) 7354 handler->count++; 7355 #endif 7356 /* Check trace mode exceptions */ 7357 if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP && 7358 (ctx.nip <= 0x100 || ctx.nip > 0xF00) && 7359 ctx.exception != POWERPC_SYSCALL && 7360 ctx.exception != POWERPC_EXCP_TRAP && 7361 ctx.exception != POWERPC_EXCP_BRANCH)) { 7362 gen_exception_nip(ctxp, POWERPC_EXCP_TRACE, ctx.nip); 7363 } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) || 7364 (cs->singlestep_enabled) || 7365 singlestep || 7366 num_insns >= max_insns)) { 7367 /* if we reach a page boundary or are single stepping, stop 7368 * generation 7369 */ 7370 break; 7371 } 7372 if (tcg_check_temp_count()) { 7373 fprintf(stderr, "Opcode %02x %02x %02x %02x (%08x) leaked " 7374 "temporaries\n", opc1(ctx.opcode), opc2(ctx.opcode), 7375 opc3(ctx.opcode), opc4(ctx.opcode), ctx.opcode); 7376 exit(1); 7377 } 7378 } 7379 if (tb->cflags & CF_LAST_IO) 7380 gen_io_end(); 7381 if (ctx.exception == POWERPC_EXCP_NONE) { 7382 gen_goto_tb(&ctx, 0, ctx.nip); 7383 } else if (ctx.exception != POWERPC_EXCP_BRANCH) { 7384 if (unlikely(cs->singlestep_enabled)) { 7385 gen_debug_exception(ctxp); 7386 } 7387 /* Generate the return instruction */ 7388 tcg_gen_exit_tb(0); 7389 } 7390 gen_tb_end(tb, num_insns); 7391 7392 tb->size = ctx.nip - pc_start; 7393 tb->icount = num_insns; 7394 7395 #if defined(DEBUG_DISAS) 7396 if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM) 7397 && qemu_log_in_addr_range(pc_start)) { 7398 int flags; 7399 flags = env->bfd_mach; 7400 flags |= ctx.le_mode << 16; 7401 qemu_log_lock(); 7402 qemu_log("IN: %s\n", lookup_symbol(pc_start)); 7403 log_target_disas(cs, pc_start, ctx.nip - pc_start, flags); 7404 qemu_log("\n"); 7405 qemu_log_unlock(); 7406 } 7407 #endif 7408 } 7409 7410 void restore_state_to_opc(CPUPPCState *env, TranslationBlock *tb, 7411 target_ulong *data) 7412 { 7413 env->nip = data[0]; 7414 } 7415