1 /* 2 * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "c1/c1_InstructionPrinter.hpp" 27 #include "c1/c1_LIR.hpp" 28 #include "c1/c1_LIRAssembler.hpp" 29 #include "c1/c1_ValueStack.hpp" 30 #include "ci/ciInstance.hpp" 31 #include "runtime/sharedRuntime.hpp" 32 33 Register LIR_OprDesc::as_register() const { 34 return FrameMap::cpu_rnr2reg(cpu_regnr()); 35 } 36 37 Register LIR_OprDesc::as_register_lo() const { 38 return FrameMap::cpu_rnr2reg(cpu_regnrLo()); 39 } 40 41 Register LIR_OprDesc::as_register_hi() const { 42 return FrameMap::cpu_rnr2reg(cpu_regnrHi()); 43 } 44 45 #if defined(X86) 46 47 XMMRegister LIR_OprDesc::as_xmm_float_reg() const { 48 return FrameMap::nr2xmmreg(xmm_regnr()); 49 } 50 51 XMMRegister LIR_OprDesc::as_xmm_double_reg() const { 52 assert(xmm_regnrLo() == xmm_regnrHi(), "assumed in calculation"); 53 return FrameMap::nr2xmmreg(xmm_regnrLo()); 54 } 55 56 #endif // X86 57 58 #if defined(SPARC) || defined(PPC) 59 60 FloatRegister LIR_OprDesc::as_float_reg() const { 61 return FrameMap::nr2floatreg(fpu_regnr()); 62 } 63 64 FloatRegister LIR_OprDesc::as_double_reg() const { 65 return FrameMap::nr2floatreg(fpu_regnrHi()); 66 } 67 68 #endif 69 70 #ifdef ARM 71 72 FloatRegister LIR_OprDesc::as_float_reg() const { 73 return as_FloatRegister(fpu_regnr()); 74 } 75 76 FloatRegister LIR_OprDesc::as_double_reg() const { 77 return as_FloatRegister(fpu_regnrLo()); 78 } 79 80 #endif 81 82 83 LIR_Opr LIR_OprFact::illegalOpr = LIR_OprFact::illegal(); 84 85 LIR_Opr LIR_OprFact::value_type(ValueType* type) { 86 ValueTag tag = type->tag(); 87 switch (tag) { 88 case objectTag : { 89 ClassConstant* c = type->as_ClassConstant(); 90 if (c != NULL && !c->value()->is_loaded()) { 91 return LIR_OprFact::oopConst(NULL); 92 } else { 93 return LIR_OprFact::oopConst(type->as_ObjectType()->encoding()); 94 } 95 } 96 case addressTag: return LIR_OprFact::addressConst(type->as_AddressConstant()->value()); 97 case intTag : return LIR_OprFact::intConst(type->as_IntConstant()->value()); 98 case floatTag : return LIR_OprFact::floatConst(type->as_FloatConstant()->value()); 99 case longTag : return LIR_OprFact::longConst(type->as_LongConstant()->value()); 100 case doubleTag : return LIR_OprFact::doubleConst(type->as_DoubleConstant()->value()); 101 default: ShouldNotReachHere(); return LIR_OprFact::intConst(-1); 102 } 103 } 104 105 106 LIR_Opr LIR_OprFact::dummy_value_type(ValueType* type) { 107 switch (type->tag()) { 108 case objectTag: return LIR_OprFact::oopConst(NULL); 109 case addressTag:return LIR_OprFact::addressConst(0); 110 case intTag: return LIR_OprFact::intConst(0); 111 case floatTag: return LIR_OprFact::floatConst(0.0); 112 case longTag: return LIR_OprFact::longConst(0); 113 case doubleTag: return LIR_OprFact::doubleConst(0.0); 114 default: ShouldNotReachHere(); return LIR_OprFact::intConst(-1); 115 } 116 return illegalOpr; 117 } 118 119 120 121 //--------------------------------------------------- 122 123 124 LIR_Address::Scale LIR_Address::scale(BasicType type) { 125 int elem_size = type2aelembytes(type); 126 switch (elem_size) { 127 case 1: return LIR_Address::times_1; 128 case 2: return LIR_Address::times_2; 129 case 4: return LIR_Address::times_4; 130 case 8: return LIR_Address::times_8; 131 } 132 ShouldNotReachHere(); 133 return LIR_Address::times_1; 134 } 135 136 137 #ifndef PRODUCT 138 void LIR_Address::verify() const { 139 #if defined(SPARC) || defined(PPC) 140 assert(scale() == times_1, "Scaled addressing mode not available on SPARC/PPC and should not be used"); 141 assert(disp() == 0 || index()->is_illegal(), "can't have both"); 142 #endif 143 #ifdef ARM 144 assert(disp() == 0 || index()->is_illegal(), "can't have both"); 145 assert(-4096 < disp() && disp() < 4096, "architecture constraint"); 146 #endif 147 #ifdef _LP64 148 assert(base()->is_cpu_register(), "wrong base operand"); 149 assert(index()->is_illegal() || index()->is_double_cpu(), "wrong index operand"); 150 assert(base()->type() == T_OBJECT || base()->type() == T_LONG, 151 "wrong type for addresses"); 152 #else 153 assert(base()->is_single_cpu(), "wrong base operand"); 154 assert(index()->is_illegal() || index()->is_single_cpu(), "wrong index operand"); 155 assert(base()->type() == T_OBJECT || base()->type() == T_INT, 156 "wrong type for addresses"); 157 #endif 158 } 159 #endif 160 161 162 //--------------------------------------------------- 163 164 char LIR_OprDesc::type_char(BasicType t) { 165 switch (t) { 166 case T_ARRAY: 167 t = T_OBJECT; 168 case T_BOOLEAN: 169 case T_CHAR: 170 case T_FLOAT: 171 case T_DOUBLE: 172 case T_BYTE: 173 case T_SHORT: 174 case T_INT: 175 case T_LONG: 176 case T_OBJECT: 177 case T_ADDRESS: 178 case T_VOID: 179 return ::type2char(t); 180 181 case T_ILLEGAL: 182 return '?'; 183 184 default: 185 ShouldNotReachHere(); 186 return '?'; 187 } 188 } 189 190 #ifndef PRODUCT 191 void LIR_OprDesc::validate_type() const { 192 193 #ifdef ASSERT 194 if (!is_pointer() && !is_illegal()) { 195 switch (as_BasicType(type_field())) { 196 case T_LONG: 197 assert((kind_field() == cpu_register || kind_field() == stack_value) && 198 size_field() == double_size, "must match"); 199 break; 200 case T_FLOAT: 201 // FP return values can be also in CPU registers on ARM and PPC (softfp ABI) 202 assert((kind_field() == fpu_register || kind_field() == stack_value 203 ARM_ONLY(|| kind_field() == cpu_register) 204 PPC_ONLY(|| kind_field() == cpu_register) ) && 205 size_field() == single_size, "must match"); 206 break; 207 case T_DOUBLE: 208 // FP return values can be also in CPU registers on ARM and PPC (softfp ABI) 209 assert((kind_field() == fpu_register || kind_field() == stack_value 210 ARM_ONLY(|| kind_field() == cpu_register) 211 PPC_ONLY(|| kind_field() == cpu_register) ) && 212 size_field() == double_size, "must match"); 213 break; 214 case T_BOOLEAN: 215 case T_CHAR: 216 case T_BYTE: 217 case T_SHORT: 218 case T_INT: 219 case T_ADDRESS: 220 case T_OBJECT: 221 case T_ARRAY: 222 assert((kind_field() == cpu_register || kind_field() == stack_value) && 223 size_field() == single_size, "must match"); 224 break; 225 226 case T_ILLEGAL: 227 // XXX TKR also means unknown right now 228 // assert(is_illegal(), "must match"); 229 break; 230 231 default: 232 ShouldNotReachHere(); 233 } 234 } 235 #endif 236 237 } 238 #endif // PRODUCT 239 240 241 bool LIR_OprDesc::is_oop() const { 242 if (is_pointer()) { 243 return pointer()->is_oop_pointer(); 244 } else { 245 OprType t= type_field(); 246 assert(t != unknown_type, "not set"); 247 return t == object_type; 248 } 249 } 250 251 252 253 void LIR_Op2::verify() const { 254 #ifdef ASSERT 255 switch (code()) { 256 case lir_cmove: 257 break; 258 259 default: 260 assert(!result_opr()->is_register() || !result_opr()->is_oop_register(), 261 "can't produce oops from arith"); 262 } 263 264 if (TwoOperandLIRForm) { 265 switch (code()) { 266 case lir_add: 267 case lir_sub: 268 case lir_mul: 269 case lir_mul_strictfp: 270 case lir_div: 271 case lir_div_strictfp: 272 case lir_rem: 273 case lir_logic_and: 274 case lir_logic_or: 275 case lir_logic_xor: 276 case lir_shl: 277 case lir_shr: 278 assert(in_opr1() == result_opr(), "opr1 and result must match"); 279 assert(in_opr1()->is_valid() && in_opr2()->is_valid(), "must be valid"); 280 break; 281 282 // special handling for lir_ushr because of write barriers 283 case lir_ushr: 284 assert(in_opr1() == result_opr() || in_opr2()->is_constant(), "opr1 and result must match or shift count is constant"); 285 assert(in_opr1()->is_valid() && in_opr2()->is_valid(), "must be valid"); 286 break; 287 288 } 289 } 290 #endif 291 } 292 293 294 LIR_OpBranch::LIR_OpBranch(LIR_Condition cond, BasicType type, BlockBegin* block) 295 : LIR_Op(lir_branch, LIR_OprFact::illegalOpr, (CodeEmitInfo*)NULL) 296 , _cond(cond) 297 , _type(type) 298 , _label(block->label()) 299 , _block(block) 300 , _ublock(NULL) 301 , _stub(NULL) { 302 } 303 304 LIR_OpBranch::LIR_OpBranch(LIR_Condition cond, BasicType type, CodeStub* stub) : 305 LIR_Op(lir_branch, LIR_OprFact::illegalOpr, (CodeEmitInfo*)NULL) 306 , _cond(cond) 307 , _type(type) 308 , _label(stub->entry()) 309 , _block(NULL) 310 , _ublock(NULL) 311 , _stub(stub) { 312 } 313 314 LIR_OpBranch::LIR_OpBranch(LIR_Condition cond, BasicType type, BlockBegin* block, BlockBegin* ublock) 315 : LIR_Op(lir_cond_float_branch, LIR_OprFact::illegalOpr, (CodeEmitInfo*)NULL) 316 , _cond(cond) 317 , _type(type) 318 , _label(block->label()) 319 , _block(block) 320 , _ublock(ublock) 321 , _stub(NULL) 322 { 323 } 324 325 void LIR_OpBranch::change_block(BlockBegin* b) { 326 assert(_block != NULL, "must have old block"); 327 assert(_block->label() == label(), "must be equal"); 328 329 _block = b; 330 _label = b->label(); 331 } 332 333 void LIR_OpBranch::change_ublock(BlockBegin* b) { 334 assert(_ublock != NULL, "must have old block"); 335 _ublock = b; 336 } 337 338 void LIR_OpBranch::negate_cond() { 339 switch (_cond) { 340 case lir_cond_equal: _cond = lir_cond_notEqual; break; 341 case lir_cond_notEqual: _cond = lir_cond_equal; break; 342 case lir_cond_less: _cond = lir_cond_greaterEqual; break; 343 case lir_cond_lessEqual: _cond = lir_cond_greater; break; 344 case lir_cond_greaterEqual: _cond = lir_cond_less; break; 345 case lir_cond_greater: _cond = lir_cond_lessEqual; break; 346 default: ShouldNotReachHere(); 347 } 348 } 349 350 351 LIR_OpTypeCheck::LIR_OpTypeCheck(LIR_Code code, LIR_Opr result, LIR_Opr object, ciKlass* klass, 352 LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, 353 bool fast_check, CodeEmitInfo* info_for_exception, CodeEmitInfo* info_for_patch, 354 CodeStub* stub) 355 356 : LIR_Op(code, result, NULL) 357 , _object(object) 358 , _array(LIR_OprFact::illegalOpr) 359 , _klass(klass) 360 , _tmp1(tmp1) 361 , _tmp2(tmp2) 362 , _tmp3(tmp3) 363 , _fast_check(fast_check) 364 , _stub(stub) 365 , _info_for_patch(info_for_patch) 366 , _info_for_exception(info_for_exception) 367 , _profiled_method(NULL) 368 , _profiled_bci(-1) 369 , _should_profile(false) 370 { 371 if (code == lir_checkcast) { 372 assert(info_for_exception != NULL, "checkcast throws exceptions"); 373 } else if (code == lir_instanceof) { 374 assert(info_for_exception == NULL, "instanceof throws no exceptions"); 375 } else { 376 ShouldNotReachHere(); 377 } 378 } 379 380 381 382 LIR_OpTypeCheck::LIR_OpTypeCheck(LIR_Code code, LIR_Opr object, LIR_Opr array, LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, CodeEmitInfo* info_for_exception) 383 : LIR_Op(code, LIR_OprFact::illegalOpr, NULL) 384 , _object(object) 385 , _array(array) 386 , _klass(NULL) 387 , _tmp1(tmp1) 388 , _tmp2(tmp2) 389 , _tmp3(tmp3) 390 , _fast_check(false) 391 , _stub(NULL) 392 , _info_for_patch(NULL) 393 , _info_for_exception(info_for_exception) 394 , _profiled_method(NULL) 395 , _profiled_bci(-1) 396 , _should_profile(false) 397 { 398 if (code == lir_store_check) { 399 _stub = new ArrayStoreExceptionStub(info_for_exception); 400 assert(info_for_exception != NULL, "store_check throws exceptions"); 401 } else { 402 ShouldNotReachHere(); 403 } 404 } 405 406 407 LIR_OpArrayCopy::LIR_OpArrayCopy(LIR_Opr src, LIR_Opr src_pos, LIR_Opr dst, LIR_Opr dst_pos, LIR_Opr length, 408 LIR_Opr tmp, ciArrayKlass* expected_type, int flags, CodeEmitInfo* info) 409 : LIR_Op(lir_arraycopy, LIR_OprFact::illegalOpr, info) 410 , _tmp(tmp) 411 , _src(src) 412 , _src_pos(src_pos) 413 , _dst(dst) 414 , _dst_pos(dst_pos) 415 , _flags(flags) 416 , _expected_type(expected_type) 417 , _length(length) { 418 _stub = new ArrayCopyStub(this); 419 } 420 421 422 //-------------------verify-------------------------- 423 424 void LIR_Op1::verify() const { 425 switch(code()) { 426 case lir_move: 427 assert(in_opr()->is_valid() && result_opr()->is_valid(), "must be"); 428 break; 429 case lir_null_check: 430 assert(in_opr()->is_register(), "must be"); 431 break; 432 case lir_return: 433 assert(in_opr()->is_register() || in_opr()->is_illegal(), "must be"); 434 break; 435 } 436 } 437 438 void LIR_OpRTCall::verify() const { 439 assert(strcmp(Runtime1::name_for_address(addr()), "<unknown function>") != 0, "unknown function"); 440 } 441 442 //-------------------visits-------------------------- 443 444 // complete rework of LIR instruction visitor. 445 // The virtual calls for each instruction type is replaced by a big 446 // switch that adds the operands for each instruction 447 448 void LIR_OpVisitState::visit(LIR_Op* op) { 449 // copy information from the LIR_Op 450 reset(); 451 set_op(op); 452 453 switch (op->code()) { 454 455 // LIR_Op0 456 case lir_word_align: // result and info always invalid 457 case lir_backwardbranch_target: // result and info always invalid 458 case lir_build_frame: // result and info always invalid 459 case lir_fpop_raw: // result and info always invalid 460 case lir_24bit_FPU: // result and info always invalid 461 case lir_reset_FPU: // result and info always invalid 462 case lir_breakpoint: // result and info always invalid 463 case lir_membar: // result and info always invalid 464 case lir_membar_acquire: // result and info always invalid 465 case lir_membar_release: // result and info always invalid 466 { 467 assert(op->as_Op0() != NULL, "must be"); 468 assert(op->_info == NULL, "info not used by this instruction"); 469 assert(op->_result->is_illegal(), "not used"); 470 break; 471 } 472 473 case lir_nop: // may have info, result always invalid 474 case lir_std_entry: // may have result, info always invalid 475 case lir_osr_entry: // may have result, info always invalid 476 case lir_get_thread: // may have result, info always invalid 477 { 478 assert(op->as_Op0() != NULL, "must be"); 479 if (op->_info != NULL) do_info(op->_info); 480 if (op->_result->is_valid()) do_output(op->_result); 481 break; 482 } 483 484 485 // LIR_OpLabel 486 case lir_label: // result and info always invalid 487 { 488 assert(op->as_OpLabel() != NULL, "must be"); 489 assert(op->_info == NULL, "info not used by this instruction"); 490 assert(op->_result->is_illegal(), "not used"); 491 break; 492 } 493 494 495 // LIR_Op1 496 case lir_fxch: // input always valid, result and info always invalid 497 case lir_fld: // input always valid, result and info always invalid 498 case lir_ffree: // input always valid, result and info always invalid 499 case lir_push: // input always valid, result and info always invalid 500 case lir_pop: // input always valid, result and info always invalid 501 case lir_return: // input always valid, result and info always invalid 502 case lir_leal: // input and result always valid, info always invalid 503 case lir_neg: // input and result always valid, info always invalid 504 case lir_monaddr: // input and result always valid, info always invalid 505 case lir_null_check: // input and info always valid, result always invalid 506 case lir_move: // input and result always valid, may have info 507 case lir_pack64: // input and result always valid 508 case lir_unpack64: // input and result always valid 509 case lir_prefetchr: // input always valid, result and info always invalid 510 case lir_prefetchw: // input always valid, result and info always invalid 511 { 512 assert(op->as_Op1() != NULL, "must be"); 513 LIR_Op1* op1 = (LIR_Op1*)op; 514 515 if (op1->_info) do_info(op1->_info); 516 if (op1->_opr->is_valid()) do_input(op1->_opr); 517 if (op1->_result->is_valid()) do_output(op1->_result); 518 519 break; 520 } 521 522 case lir_safepoint: 523 { 524 assert(op->as_Op1() != NULL, "must be"); 525 LIR_Op1* op1 = (LIR_Op1*)op; 526 527 assert(op1->_info != NULL, ""); do_info(op1->_info); 528 if (op1->_opr->is_valid()) do_temp(op1->_opr); // safepoints on SPARC need temporary register 529 assert(op1->_result->is_illegal(), "safepoint does not produce value"); 530 531 break; 532 } 533 534 // LIR_OpConvert; 535 case lir_convert: // input and result always valid, info always invalid 536 { 537 assert(op->as_OpConvert() != NULL, "must be"); 538 LIR_OpConvert* opConvert = (LIR_OpConvert*)op; 539 540 assert(opConvert->_info == NULL, "must be"); 541 if (opConvert->_opr->is_valid()) do_input(opConvert->_opr); 542 if (opConvert->_result->is_valid()) do_output(opConvert->_result); 543 #ifdef PPC 544 if (opConvert->_tmp1->is_valid()) do_temp(opConvert->_tmp1); 545 if (opConvert->_tmp2->is_valid()) do_temp(opConvert->_tmp2); 546 #endif 547 do_stub(opConvert->_stub); 548 549 break; 550 } 551 552 // LIR_OpBranch; 553 case lir_branch: // may have info, input and result register always invalid 554 case lir_cond_float_branch: // may have info, input and result register always invalid 555 { 556 assert(op->as_OpBranch() != NULL, "must be"); 557 LIR_OpBranch* opBranch = (LIR_OpBranch*)op; 558 559 if (opBranch->_info != NULL) do_info(opBranch->_info); 560 assert(opBranch->_result->is_illegal(), "not used"); 561 if (opBranch->_stub != NULL) opBranch->stub()->visit(this); 562 563 break; 564 } 565 566 567 // LIR_OpAllocObj 568 case lir_alloc_object: 569 { 570 assert(op->as_OpAllocObj() != NULL, "must be"); 571 LIR_OpAllocObj* opAllocObj = (LIR_OpAllocObj*)op; 572 573 if (opAllocObj->_info) do_info(opAllocObj->_info); 574 if (opAllocObj->_opr->is_valid()) { do_input(opAllocObj->_opr); 575 do_temp(opAllocObj->_opr); 576 } 577 if (opAllocObj->_tmp1->is_valid()) do_temp(opAllocObj->_tmp1); 578 if (opAllocObj->_tmp2->is_valid()) do_temp(opAllocObj->_tmp2); 579 if (opAllocObj->_tmp3->is_valid()) do_temp(opAllocObj->_tmp3); 580 if (opAllocObj->_tmp4->is_valid()) do_temp(opAllocObj->_tmp4); 581 if (opAllocObj->_result->is_valid()) do_output(opAllocObj->_result); 582 do_stub(opAllocObj->_stub); 583 break; 584 } 585 586 587 // LIR_OpRoundFP; 588 case lir_roundfp: { 589 assert(op->as_OpRoundFP() != NULL, "must be"); 590 LIR_OpRoundFP* opRoundFP = (LIR_OpRoundFP*)op; 591 592 assert(op->_info == NULL, "info not used by this instruction"); 593 assert(opRoundFP->_tmp->is_illegal(), "not used"); 594 do_input(opRoundFP->_opr); 595 do_output(opRoundFP->_result); 596 597 break; 598 } 599 600 601 // LIR_Op2 602 case lir_cmp: 603 case lir_cmp_l2i: 604 case lir_ucmp_fd2i: 605 case lir_cmp_fd2i: 606 case lir_add: 607 case lir_sub: 608 case lir_mul: 609 case lir_div: 610 case lir_rem: 611 case lir_sqrt: 612 case lir_abs: 613 case lir_logic_and: 614 case lir_logic_or: 615 case lir_logic_xor: 616 case lir_shl: 617 case lir_shr: 618 case lir_ushr: 619 { 620 assert(op->as_Op2() != NULL, "must be"); 621 LIR_Op2* op2 = (LIR_Op2*)op; 622 623 if (op2->_info) do_info(op2->_info); 624 if (op2->_opr1->is_valid()) do_input(op2->_opr1); 625 if (op2->_opr2->is_valid()) do_input(op2->_opr2); 626 if (op2->_tmp->is_valid()) do_temp(op2->_tmp); 627 if (op2->_result->is_valid()) do_output(op2->_result); 628 629 break; 630 } 631 632 // special handling for cmove: right input operand must not be equal 633 // to the result operand, otherwise the backend fails 634 case lir_cmove: 635 { 636 assert(op->as_Op2() != NULL, "must be"); 637 LIR_Op2* op2 = (LIR_Op2*)op; 638 639 assert(op2->_info == NULL && op2->_tmp->is_illegal(), "not used"); 640 assert(op2->_opr1->is_valid() && op2->_opr2->is_valid() && op2->_result->is_valid(), "used"); 641 642 do_input(op2->_opr1); 643 do_input(op2->_opr2); 644 do_temp(op2->_opr2); 645 do_output(op2->_result); 646 647 break; 648 } 649 650 // vspecial handling for strict operations: register input operands 651 // as temp to guarantee that they do not overlap with other 652 // registers 653 case lir_mul_strictfp: 654 case lir_div_strictfp: 655 { 656 assert(op->as_Op2() != NULL, "must be"); 657 LIR_Op2* op2 = (LIR_Op2*)op; 658 659 assert(op2->_info == NULL, "not used"); 660 assert(op2->_opr1->is_valid(), "used"); 661 assert(op2->_opr2->is_valid(), "used"); 662 assert(op2->_result->is_valid(), "used"); 663 664 do_input(op2->_opr1); do_temp(op2->_opr1); 665 do_input(op2->_opr2); do_temp(op2->_opr2); 666 if (op2->_tmp->is_valid()) do_temp(op2->_tmp); 667 do_output(op2->_result); 668 669 break; 670 } 671 672 case lir_throw: { 673 assert(op->as_Op2() != NULL, "must be"); 674 LIR_Op2* op2 = (LIR_Op2*)op; 675 676 if (op2->_info) do_info(op2->_info); 677 if (op2->_opr1->is_valid()) do_temp(op2->_opr1); 678 if (op2->_opr2->is_valid()) do_input(op2->_opr2); // exception object is input parameter 679 assert(op2->_result->is_illegal(), "no result"); 680 681 break; 682 } 683 684 case lir_unwind: { 685 assert(op->as_Op1() != NULL, "must be"); 686 LIR_Op1* op1 = (LIR_Op1*)op; 687 688 assert(op1->_info == NULL, "no info"); 689 assert(op1->_opr->is_valid(), "exception oop"); do_input(op1->_opr); 690 assert(op1->_result->is_illegal(), "no result"); 691 692 break; 693 } 694 695 696 case lir_tan: 697 case lir_sin: 698 case lir_cos: 699 case lir_log: 700 case lir_log10: { 701 assert(op->as_Op2() != NULL, "must be"); 702 LIR_Op2* op2 = (LIR_Op2*)op; 703 704 // On x86 tan/sin/cos need two temporary fpu stack slots and 705 // log/log10 need one so handle opr2 and tmp as temp inputs. 706 // Register input operand as temp to guarantee that it doesn't 707 // overlap with the input. 708 assert(op2->_info == NULL, "not used"); 709 assert(op2->_opr1->is_valid(), "used"); 710 do_input(op2->_opr1); do_temp(op2->_opr1); 711 712 if (op2->_opr2->is_valid()) do_temp(op2->_opr2); 713 if (op2->_tmp->is_valid()) do_temp(op2->_tmp); 714 if (op2->_result->is_valid()) do_output(op2->_result); 715 716 break; 717 } 718 719 720 // LIR_Op3 721 case lir_idiv: 722 case lir_irem: { 723 assert(op->as_Op3() != NULL, "must be"); 724 LIR_Op3* op3= (LIR_Op3*)op; 725 726 if (op3->_info) do_info(op3->_info); 727 if (op3->_opr1->is_valid()) do_input(op3->_opr1); 728 729 // second operand is input and temp, so ensure that second operand 730 // and third operand get not the same register 731 if (op3->_opr2->is_valid()) do_input(op3->_opr2); 732 if (op3->_opr2->is_valid()) do_temp(op3->_opr2); 733 if (op3->_opr3->is_valid()) do_temp(op3->_opr3); 734 735 if (op3->_result->is_valid()) do_output(op3->_result); 736 737 break; 738 } 739 740 741 // LIR_OpJavaCall 742 case lir_static_call: 743 case lir_optvirtual_call: 744 case lir_icvirtual_call: 745 case lir_virtual_call: 746 case lir_dynamic_call: { 747 LIR_OpJavaCall* opJavaCall = op->as_OpJavaCall(); 748 assert(opJavaCall != NULL, "must be"); 749 750 if (opJavaCall->_receiver->is_valid()) do_input(opJavaCall->_receiver); 751 752 // only visit register parameters 753 int n = opJavaCall->_arguments->length(); 754 for (int i = 0; i < n; i++) { 755 if (!opJavaCall->_arguments->at(i)->is_pointer()) { 756 do_input(*opJavaCall->_arguments->adr_at(i)); 757 } 758 } 759 760 if (opJavaCall->_info) do_info(opJavaCall->_info); 761 if (opJavaCall->is_method_handle_invoke()) { 762 opJavaCall->_method_handle_invoke_SP_save_opr = FrameMap::method_handle_invoke_SP_save_opr(); 763 do_temp(opJavaCall->_method_handle_invoke_SP_save_opr); 764 } 765 do_call(); 766 if (opJavaCall->_result->is_valid()) do_output(opJavaCall->_result); 767 768 break; 769 } 770 771 772 // LIR_OpRTCall 773 case lir_rtcall: { 774 assert(op->as_OpRTCall() != NULL, "must be"); 775 LIR_OpRTCall* opRTCall = (LIR_OpRTCall*)op; 776 777 // only visit register parameters 778 int n = opRTCall->_arguments->length(); 779 for (int i = 0; i < n; i++) { 780 if (!opRTCall->_arguments->at(i)->is_pointer()) { 781 do_input(*opRTCall->_arguments->adr_at(i)); 782 } 783 } 784 if (opRTCall->_info) do_info(opRTCall->_info); 785 if (opRTCall->_tmp->is_valid()) do_temp(opRTCall->_tmp); 786 do_call(); 787 if (opRTCall->_result->is_valid()) do_output(opRTCall->_result); 788 789 break; 790 } 791 792 793 // LIR_OpArrayCopy 794 case lir_arraycopy: { 795 assert(op->as_OpArrayCopy() != NULL, "must be"); 796 LIR_OpArrayCopy* opArrayCopy = (LIR_OpArrayCopy*)op; 797 798 assert(opArrayCopy->_result->is_illegal(), "unused"); 799 assert(opArrayCopy->_src->is_valid(), "used"); do_input(opArrayCopy->_src); do_temp(opArrayCopy->_src); 800 assert(opArrayCopy->_src_pos->is_valid(), "used"); do_input(opArrayCopy->_src_pos); do_temp(opArrayCopy->_src_pos); 801 assert(opArrayCopy->_dst->is_valid(), "used"); do_input(opArrayCopy->_dst); do_temp(opArrayCopy->_dst); 802 assert(opArrayCopy->_dst_pos->is_valid(), "used"); do_input(opArrayCopy->_dst_pos); do_temp(opArrayCopy->_dst_pos); 803 assert(opArrayCopy->_length->is_valid(), "used"); do_input(opArrayCopy->_length); do_temp(opArrayCopy->_length); 804 assert(opArrayCopy->_tmp->is_valid(), "used"); do_temp(opArrayCopy->_tmp); 805 if (opArrayCopy->_info) do_info(opArrayCopy->_info); 806 807 // the implementation of arraycopy always has a call into the runtime 808 do_call(); 809 810 break; 811 } 812 813 814 // LIR_OpLock 815 case lir_lock: 816 case lir_unlock: { 817 assert(op->as_OpLock() != NULL, "must be"); 818 LIR_OpLock* opLock = (LIR_OpLock*)op; 819 820 if (opLock->_info) do_info(opLock->_info); 821 822 // TODO: check if these operands really have to be temp 823 // (or if input is sufficient). This may have influence on the oop map! 824 assert(opLock->_lock->is_valid(), "used"); do_temp(opLock->_lock); 825 assert(opLock->_hdr->is_valid(), "used"); do_temp(opLock->_hdr); 826 assert(opLock->_obj->is_valid(), "used"); do_temp(opLock->_obj); 827 828 if (opLock->_scratch->is_valid()) do_temp(opLock->_scratch); 829 assert(opLock->_result->is_illegal(), "unused"); 830 831 do_stub(opLock->_stub); 832 833 break; 834 } 835 836 837 // LIR_OpDelay 838 case lir_delay_slot: { 839 assert(op->as_OpDelay() != NULL, "must be"); 840 LIR_OpDelay* opDelay = (LIR_OpDelay*)op; 841 842 visit(opDelay->delay_op()); 843 break; 844 } 845 846 // LIR_OpTypeCheck 847 case lir_instanceof: 848 case lir_checkcast: 849 case lir_store_check: { 850 assert(op->as_OpTypeCheck() != NULL, "must be"); 851 LIR_OpTypeCheck* opTypeCheck = (LIR_OpTypeCheck*)op; 852 853 if (opTypeCheck->_info_for_exception) do_info(opTypeCheck->_info_for_exception); 854 if (opTypeCheck->_info_for_patch) do_info(opTypeCheck->_info_for_patch); 855 if (opTypeCheck->_object->is_valid()) do_input(opTypeCheck->_object); 856 if (opTypeCheck->_array->is_valid()) do_input(opTypeCheck->_array); 857 if (opTypeCheck->_tmp1->is_valid()) do_temp(opTypeCheck->_tmp1); 858 if (opTypeCheck->_tmp2->is_valid()) do_temp(opTypeCheck->_tmp2); 859 if (opTypeCheck->_tmp3->is_valid()) do_temp(opTypeCheck->_tmp3); 860 if (opTypeCheck->_result->is_valid()) do_output(opTypeCheck->_result); 861 do_stub(opTypeCheck->_stub); 862 break; 863 } 864 865 // LIR_OpCompareAndSwap 866 case lir_cas_long: 867 case lir_cas_obj: 868 case lir_cas_int: { 869 assert(op->as_OpCompareAndSwap() != NULL, "must be"); 870 LIR_OpCompareAndSwap* opCompareAndSwap = (LIR_OpCompareAndSwap*)op; 871 872 assert(opCompareAndSwap->_addr->is_valid(), "used"); 873 assert(opCompareAndSwap->_cmp_value->is_valid(), "used"); 874 assert(opCompareAndSwap->_new_value->is_valid(), "used"); 875 if (opCompareAndSwap->_info) do_info(opCompareAndSwap->_info); 876 do_input(opCompareAndSwap->_addr); 877 do_temp(opCompareAndSwap->_addr); 878 do_input(opCompareAndSwap->_cmp_value); 879 do_temp(opCompareAndSwap->_cmp_value); 880 do_input(opCompareAndSwap->_new_value); 881 do_temp(opCompareAndSwap->_new_value); 882 if (opCompareAndSwap->_tmp1->is_valid()) do_temp(opCompareAndSwap->_tmp1); 883 if (opCompareAndSwap->_tmp2->is_valid()) do_temp(opCompareAndSwap->_tmp2); 884 if (opCompareAndSwap->_result->is_valid()) do_output(opCompareAndSwap->_result); 885 886 break; 887 } 888 889 890 // LIR_OpAllocArray; 891 case lir_alloc_array: { 892 assert(op->as_OpAllocArray() != NULL, "must be"); 893 LIR_OpAllocArray* opAllocArray = (LIR_OpAllocArray*)op; 894 895 if (opAllocArray->_info) do_info(opAllocArray->_info); 896 if (opAllocArray->_klass->is_valid()) do_input(opAllocArray->_klass); do_temp(opAllocArray->_klass); 897 if (opAllocArray->_len->is_valid()) do_input(opAllocArray->_len); do_temp(opAllocArray->_len); 898 if (opAllocArray->_tmp1->is_valid()) do_temp(opAllocArray->_tmp1); 899 if (opAllocArray->_tmp2->is_valid()) do_temp(opAllocArray->_tmp2); 900 if (opAllocArray->_tmp3->is_valid()) do_temp(opAllocArray->_tmp3); 901 if (opAllocArray->_tmp4->is_valid()) do_temp(opAllocArray->_tmp4); 902 if (opAllocArray->_result->is_valid()) do_output(opAllocArray->_result); 903 do_stub(opAllocArray->_stub); 904 break; 905 } 906 907 // LIR_OpProfileCall: 908 case lir_profile_call: { 909 assert(op->as_OpProfileCall() != NULL, "must be"); 910 LIR_OpProfileCall* opProfileCall = (LIR_OpProfileCall*)op; 911 912 if (opProfileCall->_recv->is_valid()) do_temp(opProfileCall->_recv); 913 assert(opProfileCall->_mdo->is_valid(), "used"); do_temp(opProfileCall->_mdo); 914 assert(opProfileCall->_tmp1->is_valid(), "used"); do_temp(opProfileCall->_tmp1); 915 break; 916 } 917 default: 918 ShouldNotReachHere(); 919 } 920 } 921 922 923 void LIR_OpVisitState::do_stub(CodeStub* stub) { 924 if (stub != NULL) { 925 stub->visit(this); 926 } 927 } 928 929 XHandlers* LIR_OpVisitState::all_xhandler() { 930 XHandlers* result = NULL; 931 932 int i; 933 for (i = 0; i < info_count(); i++) { 934 if (info_at(i)->exception_handlers() != NULL) { 935 result = info_at(i)->exception_handlers(); 936 break; 937 } 938 } 939 940 #ifdef ASSERT 941 for (i = 0; i < info_count(); i++) { 942 assert(info_at(i)->exception_handlers() == NULL || 943 info_at(i)->exception_handlers() == result, 944 "only one xhandler list allowed per LIR-operation"); 945 } 946 #endif 947 948 if (result != NULL) { 949 return result; 950 } else { 951 return new XHandlers(); 952 } 953 954 return result; 955 } 956 957 958 #ifdef ASSERT 959 bool LIR_OpVisitState::no_operands(LIR_Op* op) { 960 visit(op); 961 962 return opr_count(inputMode) == 0 && 963 opr_count(outputMode) == 0 && 964 opr_count(tempMode) == 0 && 965 info_count() == 0 && 966 !has_call() && 967 !has_slow_case(); 968 } 969 #endif 970 971 //--------------------------------------------------- 972 973 974 void LIR_OpJavaCall::emit_code(LIR_Assembler* masm) { 975 masm->emit_call(this); 976 } 977 978 void LIR_OpRTCall::emit_code(LIR_Assembler* masm) { 979 masm->emit_rtcall(this); 980 } 981 982 void LIR_OpLabel::emit_code(LIR_Assembler* masm) { 983 masm->emit_opLabel(this); 984 } 985 986 void LIR_OpArrayCopy::emit_code(LIR_Assembler* masm) { 987 masm->emit_arraycopy(this); 988 masm->emit_code_stub(stub()); 989 } 990 991 void LIR_Op0::emit_code(LIR_Assembler* masm) { 992 masm->emit_op0(this); 993 } 994 995 void LIR_Op1::emit_code(LIR_Assembler* masm) { 996 masm->emit_op1(this); 997 } 998 999 void LIR_OpAllocObj::emit_code(LIR_Assembler* masm) { 1000 masm->emit_alloc_obj(this); 1001 masm->emit_code_stub(stub()); 1002 } 1003 1004 void LIR_OpBranch::emit_code(LIR_Assembler* masm) { 1005 masm->emit_opBranch(this); 1006 if (stub()) { 1007 masm->emit_code_stub(stub()); 1008 } 1009 } 1010 1011 void LIR_OpConvert::emit_code(LIR_Assembler* masm) { 1012 masm->emit_opConvert(this); 1013 if (stub() != NULL) { 1014 masm->emit_code_stub(stub()); 1015 } 1016 } 1017 1018 void LIR_Op2::emit_code(LIR_Assembler* masm) { 1019 masm->emit_op2(this); 1020 } 1021 1022 void LIR_OpAllocArray::emit_code(LIR_Assembler* masm) { 1023 masm->emit_alloc_array(this); 1024 masm->emit_code_stub(stub()); 1025 } 1026 1027 void LIR_OpTypeCheck::emit_code(LIR_Assembler* masm) { 1028 masm->emit_opTypeCheck(this); 1029 if (stub()) { 1030 masm->emit_code_stub(stub()); 1031 } 1032 } 1033 1034 void LIR_OpCompareAndSwap::emit_code(LIR_Assembler* masm) { 1035 masm->emit_compare_and_swap(this); 1036 } 1037 1038 void LIR_Op3::emit_code(LIR_Assembler* masm) { 1039 masm->emit_op3(this); 1040 } 1041 1042 void LIR_OpLock::emit_code(LIR_Assembler* masm) { 1043 masm->emit_lock(this); 1044 if (stub()) { 1045 masm->emit_code_stub(stub()); 1046 } 1047 } 1048 1049 1050 void LIR_OpDelay::emit_code(LIR_Assembler* masm) { 1051 masm->emit_delay(this); 1052 } 1053 1054 void LIR_OpProfileCall::emit_code(LIR_Assembler* masm) { 1055 masm->emit_profile_call(this); 1056 } 1057 1058 // LIR_List 1059 LIR_List::LIR_List(Compilation* compilation, BlockBegin* block) 1060 : _operations(8) 1061 , _compilation(compilation) 1062 #ifndef PRODUCT 1063 , _block(block) 1064 #endif 1065 #ifdef ASSERT 1066 , _file(NULL) 1067 , _line(0) 1068 #endif 1069 { } 1070 1071 1072 #ifdef ASSERT 1073 void LIR_List::set_file_and_line(const char * file, int line) { 1074 const char * f = strrchr(file, '/'); 1075 if (f == NULL) f = strrchr(file, '\\'); 1076 if (f == NULL) { 1077 f = file; 1078 } else { 1079 f++; 1080 } 1081 _file = f; 1082 _line = line; 1083 } 1084 #endif 1085 1086 1087 void LIR_List::append(LIR_InsertionBuffer* buffer) { 1088 assert(this == buffer->lir_list(), "wrong lir list"); 1089 const int n = _operations.length(); 1090 1091 if (buffer->number_of_ops() > 0) { 1092 // increase size of instructions list 1093 _operations.at_grow(n + buffer->number_of_ops() - 1, NULL); 1094 // insert ops from buffer into instructions list 1095 int op_index = buffer->number_of_ops() - 1; 1096 int ip_index = buffer->number_of_insertion_points() - 1; 1097 int from_index = n - 1; 1098 int to_index = _operations.length() - 1; 1099 for (; ip_index >= 0; ip_index --) { 1100 int index = buffer->index_at(ip_index); 1101 // make room after insertion point 1102 while (index < from_index) { 1103 _operations.at_put(to_index --, _operations.at(from_index --)); 1104 } 1105 // insert ops from buffer 1106 for (int i = buffer->count_at(ip_index); i > 0; i --) { 1107 _operations.at_put(to_index --, buffer->op_at(op_index --)); 1108 } 1109 } 1110 } 1111 1112 buffer->finish(); 1113 } 1114 1115 1116 void LIR_List::oop2reg_patch(jobject o, LIR_Opr reg, CodeEmitInfo* info) { 1117 append(new LIR_Op1(lir_move, LIR_OprFact::oopConst(o), reg, T_OBJECT, lir_patch_normal, info)); 1118 } 1119 1120 1121 void LIR_List::load(LIR_Address* addr, LIR_Opr src, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1122 append(new LIR_Op1( 1123 lir_move, 1124 LIR_OprFact::address(addr), 1125 src, 1126 addr->type(), 1127 patch_code, 1128 info)); 1129 } 1130 1131 1132 void LIR_List::volatile_load_mem_reg(LIR_Address* address, LIR_Opr dst, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1133 append(new LIR_Op1( 1134 lir_move, 1135 LIR_OprFact::address(address), 1136 dst, 1137 address->type(), 1138 patch_code, 1139 info, lir_move_volatile)); 1140 } 1141 1142 void LIR_List::volatile_load_unsafe_reg(LIR_Opr base, LIR_Opr offset, LIR_Opr dst, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1143 append(new LIR_Op1( 1144 lir_move, 1145 LIR_OprFact::address(new LIR_Address(base, offset, type)), 1146 dst, 1147 type, 1148 patch_code, 1149 info, lir_move_volatile)); 1150 } 1151 1152 1153 void LIR_List::prefetch(LIR_Address* addr, bool is_store) { 1154 append(new LIR_Op1( 1155 is_store ? lir_prefetchw : lir_prefetchr, 1156 LIR_OprFact::address(addr))); 1157 } 1158 1159 1160 void LIR_List::store_mem_int(jint v, LIR_Opr base, int offset_in_bytes, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1161 append(new LIR_Op1( 1162 lir_move, 1163 LIR_OprFact::intConst(v), 1164 LIR_OprFact::address(new LIR_Address(base, offset_in_bytes, type)), 1165 type, 1166 patch_code, 1167 info)); 1168 } 1169 1170 1171 void LIR_List::store_mem_oop(jobject o, LIR_Opr base, int offset_in_bytes, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1172 append(new LIR_Op1( 1173 lir_move, 1174 LIR_OprFact::oopConst(o), 1175 LIR_OprFact::address(new LIR_Address(base, offset_in_bytes, type)), 1176 type, 1177 patch_code, 1178 info)); 1179 } 1180 1181 1182 void LIR_List::store(LIR_Opr src, LIR_Address* addr, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1183 append(new LIR_Op1( 1184 lir_move, 1185 src, 1186 LIR_OprFact::address(addr), 1187 addr->type(), 1188 patch_code, 1189 info)); 1190 } 1191 1192 1193 void LIR_List::volatile_store_mem_reg(LIR_Opr src, LIR_Address* addr, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1194 append(new LIR_Op1( 1195 lir_move, 1196 src, 1197 LIR_OprFact::address(addr), 1198 addr->type(), 1199 patch_code, 1200 info, 1201 lir_move_volatile)); 1202 } 1203 1204 void LIR_List::volatile_store_unsafe_reg(LIR_Opr src, LIR_Opr base, LIR_Opr offset, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1205 append(new LIR_Op1( 1206 lir_move, 1207 src, 1208 LIR_OprFact::address(new LIR_Address(base, offset, type)), 1209 type, 1210 patch_code, 1211 info, lir_move_volatile)); 1212 } 1213 1214 1215 void LIR_List::idiv(LIR_Opr left, LIR_Opr right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1216 append(new LIR_Op3( 1217 lir_idiv, 1218 left, 1219 right, 1220 tmp, 1221 res, 1222 info)); 1223 } 1224 1225 1226 void LIR_List::idiv(LIR_Opr left, int right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1227 append(new LIR_Op3( 1228 lir_idiv, 1229 left, 1230 LIR_OprFact::intConst(right), 1231 tmp, 1232 res, 1233 info)); 1234 } 1235 1236 1237 void LIR_List::irem(LIR_Opr left, LIR_Opr right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1238 append(new LIR_Op3( 1239 lir_irem, 1240 left, 1241 right, 1242 tmp, 1243 res, 1244 info)); 1245 } 1246 1247 1248 void LIR_List::irem(LIR_Opr left, int right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1249 append(new LIR_Op3( 1250 lir_irem, 1251 left, 1252 LIR_OprFact::intConst(right), 1253 tmp, 1254 res, 1255 info)); 1256 } 1257 1258 1259 void LIR_List::cmp_mem_int(LIR_Condition condition, LIR_Opr base, int disp, int c, CodeEmitInfo* info) { 1260 append(new LIR_Op2( 1261 lir_cmp, 1262 condition, 1263 LIR_OprFact::address(new LIR_Address(base, disp, T_INT)), 1264 LIR_OprFact::intConst(c), 1265 info)); 1266 } 1267 1268 1269 void LIR_List::cmp_reg_mem(LIR_Condition condition, LIR_Opr reg, LIR_Address* addr, CodeEmitInfo* info) { 1270 append(new LIR_Op2( 1271 lir_cmp, 1272 condition, 1273 reg, 1274 LIR_OprFact::address(addr), 1275 info)); 1276 } 1277 1278 void LIR_List::allocate_object(LIR_Opr dst, LIR_Opr t1, LIR_Opr t2, LIR_Opr t3, LIR_Opr t4, 1279 int header_size, int object_size, LIR_Opr klass, bool init_check, CodeStub* stub) { 1280 append(new LIR_OpAllocObj( 1281 klass, 1282 dst, 1283 t1, 1284 t2, 1285 t3, 1286 t4, 1287 header_size, 1288 object_size, 1289 init_check, 1290 stub)); 1291 } 1292 1293 void LIR_List::allocate_array(LIR_Opr dst, LIR_Opr len, LIR_Opr t1,LIR_Opr t2, LIR_Opr t3,LIR_Opr t4, BasicType type, LIR_Opr klass, CodeStub* stub) { 1294 append(new LIR_OpAllocArray( 1295 klass, 1296 len, 1297 dst, 1298 t1, 1299 t2, 1300 t3, 1301 t4, 1302 type, 1303 stub)); 1304 } 1305 1306 void LIR_List::shift_left(LIR_Opr value, LIR_Opr count, LIR_Opr dst, LIR_Opr tmp) { 1307 append(new LIR_Op2( 1308 lir_shl, 1309 value, 1310 count, 1311 dst, 1312 tmp)); 1313 } 1314 1315 void LIR_List::shift_right(LIR_Opr value, LIR_Opr count, LIR_Opr dst, LIR_Opr tmp) { 1316 append(new LIR_Op2( 1317 lir_shr, 1318 value, 1319 count, 1320 dst, 1321 tmp)); 1322 } 1323 1324 1325 void LIR_List::unsigned_shift_right(LIR_Opr value, LIR_Opr count, LIR_Opr dst, LIR_Opr tmp) { 1326 append(new LIR_Op2( 1327 lir_ushr, 1328 value, 1329 count, 1330 dst, 1331 tmp)); 1332 } 1333 1334 void LIR_List::fcmp2int(LIR_Opr left, LIR_Opr right, LIR_Opr dst, bool is_unordered_less) { 1335 append(new LIR_Op2(is_unordered_less ? lir_ucmp_fd2i : lir_cmp_fd2i, 1336 left, 1337 right, 1338 dst)); 1339 } 1340 1341 void LIR_List::lock_object(LIR_Opr hdr, LIR_Opr obj, LIR_Opr lock, LIR_Opr scratch, CodeStub* stub, CodeEmitInfo* info) { 1342 append(new LIR_OpLock( 1343 lir_lock, 1344 hdr, 1345 obj, 1346 lock, 1347 scratch, 1348 stub, 1349 info)); 1350 } 1351 1352 void LIR_List::unlock_object(LIR_Opr hdr, LIR_Opr obj, LIR_Opr lock, LIR_Opr scratch, CodeStub* stub) { 1353 append(new LIR_OpLock( 1354 lir_unlock, 1355 hdr, 1356 obj, 1357 lock, 1358 scratch, 1359 stub, 1360 NULL)); 1361 } 1362 1363 1364 void check_LIR() { 1365 // cannot do the proper checking as PRODUCT and other modes return different results 1366 // guarantee(sizeof(LIR_OprDesc) == wordSize, "may not have a v-table"); 1367 } 1368 1369 1370 1371 void LIR_List::checkcast (LIR_Opr result, LIR_Opr object, ciKlass* klass, 1372 LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, bool fast_check, 1373 CodeEmitInfo* info_for_exception, CodeEmitInfo* info_for_patch, CodeStub* stub, 1374 ciMethod* profiled_method, int profiled_bci) { 1375 LIR_OpTypeCheck* c = new LIR_OpTypeCheck(lir_checkcast, result, object, klass, 1376 tmp1, tmp2, tmp3, fast_check, info_for_exception, info_for_patch, stub); 1377 if (profiled_method != NULL) { 1378 c->set_profiled_method(profiled_method); 1379 c->set_profiled_bci(profiled_bci); 1380 c->set_should_profile(true); 1381 } 1382 append(c); 1383 } 1384 1385 void LIR_List::instanceof(LIR_Opr result, LIR_Opr object, ciKlass* klass, LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, bool fast_check, CodeEmitInfo* info_for_patch, ciMethod* profiled_method, int profiled_bci) { 1386 LIR_OpTypeCheck* c = new LIR_OpTypeCheck(lir_instanceof, result, object, klass, tmp1, tmp2, tmp3, fast_check, NULL, info_for_patch, NULL); 1387 if (profiled_method != NULL) { 1388 c->set_profiled_method(profiled_method); 1389 c->set_profiled_bci(profiled_bci); 1390 c->set_should_profile(true); 1391 } 1392 append(c); 1393 } 1394 1395 1396 void LIR_List::store_check(LIR_Opr object, LIR_Opr array, LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, CodeEmitInfo* info_for_exception) { 1397 append(new LIR_OpTypeCheck(lir_store_check, object, array, tmp1, tmp2, tmp3, info_for_exception)); 1398 } 1399 1400 1401 void LIR_List::cas_long(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, 1402 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { 1403 append(new LIR_OpCompareAndSwap(lir_cas_long, addr, cmp_value, new_value, t1, t2, result)); 1404 } 1405 1406 void LIR_List::cas_obj(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, 1407 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { 1408 append(new LIR_OpCompareAndSwap(lir_cas_obj, addr, cmp_value, new_value, t1, t2, result)); 1409 } 1410 1411 void LIR_List::cas_int(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, 1412 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { 1413 append(new LIR_OpCompareAndSwap(lir_cas_int, addr, cmp_value, new_value, t1, t2, result)); 1414 } 1415 1416 1417 #ifdef PRODUCT 1418 1419 void print_LIR(BlockList* blocks) { 1420 } 1421 1422 #else 1423 // LIR_OprDesc 1424 void LIR_OprDesc::print() const { 1425 print(tty); 1426 } 1427 1428 void LIR_OprDesc::print(outputStream* out) const { 1429 if (is_illegal()) { 1430 return; 1431 } 1432 1433 out->print("["); 1434 if (is_pointer()) { 1435 pointer()->print_value_on(out); 1436 } else if (is_single_stack()) { 1437 out->print("stack:%d", single_stack_ix()); 1438 } else if (is_double_stack()) { 1439 out->print("dbl_stack:%d",double_stack_ix()); 1440 } else if (is_virtual()) { 1441 out->print("R%d", vreg_number()); 1442 } else if (is_single_cpu()) { 1443 out->print(as_register()->name()); 1444 } else if (is_double_cpu()) { 1445 out->print(as_register_hi()->name()); 1446 out->print(as_register_lo()->name()); 1447 #if defined(X86) 1448 } else if (is_single_xmm()) { 1449 out->print(as_xmm_float_reg()->name()); 1450 } else if (is_double_xmm()) { 1451 out->print(as_xmm_double_reg()->name()); 1452 } else if (is_single_fpu()) { 1453 out->print("fpu%d", fpu_regnr()); 1454 } else if (is_double_fpu()) { 1455 out->print("fpu%d", fpu_regnrLo()); 1456 #elif defined(ARM) 1457 } else if (is_single_fpu()) { 1458 out->print("s%d", fpu_regnr()); 1459 } else if (is_double_fpu()) { 1460 out->print("d%d", fpu_regnrLo() >> 1); 1461 #else 1462 } else if (is_single_fpu()) { 1463 out->print(as_float_reg()->name()); 1464 } else if (is_double_fpu()) { 1465 out->print(as_double_reg()->name()); 1466 #endif 1467 1468 } else if (is_illegal()) { 1469 out->print("-"); 1470 } else { 1471 out->print("Unknown Operand"); 1472 } 1473 if (!is_illegal()) { 1474 out->print("|%c", type_char()); 1475 } 1476 if (is_register() && is_last_use()) { 1477 out->print("(last_use)"); 1478 } 1479 out->print("]"); 1480 } 1481 1482 1483 // LIR_Address 1484 void LIR_Const::print_value_on(outputStream* out) const { 1485 switch (type()) { 1486 case T_ADDRESS:out->print("address:%d",as_jint()); break; 1487 case T_INT: out->print("int:%d", as_jint()); break; 1488 case T_LONG: out->print("lng:%lld", as_jlong()); break; 1489 case T_FLOAT: out->print("flt:%f", as_jfloat()); break; 1490 case T_DOUBLE: out->print("dbl:%f", as_jdouble()); break; 1491 case T_OBJECT: out->print("obj:0x%x", as_jobject()); break; 1492 default: out->print("%3d:0x%x",type(), as_jdouble()); break; 1493 } 1494 } 1495 1496 // LIR_Address 1497 void LIR_Address::print_value_on(outputStream* out) const { 1498 out->print("Base:"); _base->print(out); 1499 if (!_index->is_illegal()) { 1500 out->print(" Index:"); _index->print(out); 1501 switch (scale()) { 1502 case times_1: break; 1503 case times_2: out->print(" * 2"); break; 1504 case times_4: out->print(" * 4"); break; 1505 case times_8: out->print(" * 8"); break; 1506 } 1507 } 1508 out->print(" Disp: %d", _disp); 1509 } 1510 1511 // debug output of block header without InstructionPrinter 1512 // (because phi functions are not necessary for LIR) 1513 static void print_block(BlockBegin* x) { 1514 // print block id 1515 BlockEnd* end = x->end(); 1516 tty->print("B%d ", x->block_id()); 1517 1518 // print flags 1519 if (x->is_set(BlockBegin::std_entry_flag)) tty->print("std "); 1520 if (x->is_set(BlockBegin::osr_entry_flag)) tty->print("osr "); 1521 if (x->is_set(BlockBegin::exception_entry_flag)) tty->print("ex "); 1522 if (x->is_set(BlockBegin::subroutine_entry_flag)) tty->print("jsr "); 1523 if (x->is_set(BlockBegin::backward_branch_target_flag)) tty->print("bb "); 1524 if (x->is_set(BlockBegin::linear_scan_loop_header_flag)) tty->print("lh "); 1525 if (x->is_set(BlockBegin::linear_scan_loop_end_flag)) tty->print("le "); 1526 1527 // print block bci range 1528 tty->print("[%d, %d] ", x->bci(), (end == NULL ? -1 : end->printable_bci())); 1529 1530 // print predecessors and successors 1531 if (x->number_of_preds() > 0) { 1532 tty->print("preds: "); 1533 for (int i = 0; i < x->number_of_preds(); i ++) { 1534 tty->print("B%d ", x->pred_at(i)->block_id()); 1535 } 1536 } 1537 1538 if (x->number_of_sux() > 0) { 1539 tty->print("sux: "); 1540 for (int i = 0; i < x->number_of_sux(); i ++) { 1541 tty->print("B%d ", x->sux_at(i)->block_id()); 1542 } 1543 } 1544 1545 // print exception handlers 1546 if (x->number_of_exception_handlers() > 0) { 1547 tty->print("xhandler: "); 1548 for (int i = 0; i < x->number_of_exception_handlers(); i++) { 1549 tty->print("B%d ", x->exception_handler_at(i)->block_id()); 1550 } 1551 } 1552 1553 tty->cr(); 1554 } 1555 1556 void print_LIR(BlockList* blocks) { 1557 tty->print_cr("LIR:"); 1558 int i; 1559 for (i = 0; i < blocks->length(); i++) { 1560 BlockBegin* bb = blocks->at(i); 1561 print_block(bb); 1562 tty->print("__id_Instruction___________________________________________"); tty->cr(); 1563 bb->lir()->print_instructions(); 1564 } 1565 } 1566 1567 void LIR_List::print_instructions() { 1568 for (int i = 0; i < _operations.length(); i++) { 1569 _operations.at(i)->print(); tty->cr(); 1570 } 1571 tty->cr(); 1572 } 1573 1574 // LIR_Ops printing routines 1575 // LIR_Op 1576 void LIR_Op::print_on(outputStream* out) const { 1577 if (id() != -1 || PrintCFGToFile) { 1578 out->print("%4d ", id()); 1579 } else { 1580 out->print(" "); 1581 } 1582 out->print(name()); out->print(" "); 1583 print_instr(out); 1584 if (info() != NULL) out->print(" [bci:%d]", info()->stack()->bci()); 1585 #ifdef ASSERT 1586 if (Verbose && _file != NULL) { 1587 out->print(" (%s:%d)", _file, _line); 1588 } 1589 #endif 1590 } 1591 1592 const char * LIR_Op::name() const { 1593 const char* s = NULL; 1594 switch(code()) { 1595 // LIR_Op0 1596 case lir_membar: s = "membar"; break; 1597 case lir_membar_acquire: s = "membar_acquire"; break; 1598 case lir_membar_release: s = "membar_release"; break; 1599 case lir_word_align: s = "word_align"; break; 1600 case lir_label: s = "label"; break; 1601 case lir_nop: s = "nop"; break; 1602 case lir_backwardbranch_target: s = "backbranch"; break; 1603 case lir_std_entry: s = "std_entry"; break; 1604 case lir_osr_entry: s = "osr_entry"; break; 1605 case lir_build_frame: s = "build_frm"; break; 1606 case lir_fpop_raw: s = "fpop_raw"; break; 1607 case lir_24bit_FPU: s = "24bit_FPU"; break; 1608 case lir_reset_FPU: s = "reset_FPU"; break; 1609 case lir_breakpoint: s = "breakpoint"; break; 1610 case lir_get_thread: s = "get_thread"; break; 1611 // LIR_Op1 1612 case lir_fxch: s = "fxch"; break; 1613 case lir_fld: s = "fld"; break; 1614 case lir_ffree: s = "ffree"; break; 1615 case lir_push: s = "push"; break; 1616 case lir_pop: s = "pop"; break; 1617 case lir_null_check: s = "null_check"; break; 1618 case lir_return: s = "return"; break; 1619 case lir_safepoint: s = "safepoint"; break; 1620 case lir_neg: s = "neg"; break; 1621 case lir_leal: s = "leal"; break; 1622 case lir_branch: s = "branch"; break; 1623 case lir_cond_float_branch: s = "flt_cond_br"; break; 1624 case lir_move: s = "move"; break; 1625 case lir_roundfp: s = "roundfp"; break; 1626 case lir_rtcall: s = "rtcall"; break; 1627 case lir_throw: s = "throw"; break; 1628 case lir_unwind: s = "unwind"; break; 1629 case lir_convert: s = "convert"; break; 1630 case lir_alloc_object: s = "alloc_obj"; break; 1631 case lir_monaddr: s = "mon_addr"; break; 1632 case lir_pack64: s = "pack64"; break; 1633 case lir_unpack64: s = "unpack64"; break; 1634 // LIR_Op2 1635 case lir_cmp: s = "cmp"; break; 1636 case lir_cmp_l2i: s = "cmp_l2i"; break; 1637 case lir_ucmp_fd2i: s = "ucomp_fd2i"; break; 1638 case lir_cmp_fd2i: s = "comp_fd2i"; break; 1639 case lir_cmove: s = "cmove"; break; 1640 case lir_add: s = "add"; break; 1641 case lir_sub: s = "sub"; break; 1642 case lir_mul: s = "mul"; break; 1643 case lir_mul_strictfp: s = "mul_strictfp"; break; 1644 case lir_div: s = "div"; break; 1645 case lir_div_strictfp: s = "div_strictfp"; break; 1646 case lir_rem: s = "rem"; break; 1647 case lir_abs: s = "abs"; break; 1648 case lir_sqrt: s = "sqrt"; break; 1649 case lir_sin: s = "sin"; break; 1650 case lir_cos: s = "cos"; break; 1651 case lir_tan: s = "tan"; break; 1652 case lir_log: s = "log"; break; 1653 case lir_log10: s = "log10"; break; 1654 case lir_logic_and: s = "logic_and"; break; 1655 case lir_logic_or: s = "logic_or"; break; 1656 case lir_logic_xor: s = "logic_xor"; break; 1657 case lir_shl: s = "shift_left"; break; 1658 case lir_shr: s = "shift_right"; break; 1659 case lir_ushr: s = "ushift_right"; break; 1660 case lir_alloc_array: s = "alloc_array"; break; 1661 // LIR_Op3 1662 case lir_idiv: s = "idiv"; break; 1663 case lir_irem: s = "irem"; break; 1664 // LIR_OpJavaCall 1665 case lir_static_call: s = "static"; break; 1666 case lir_optvirtual_call: s = "optvirtual"; break; 1667 case lir_icvirtual_call: s = "icvirtual"; break; 1668 case lir_virtual_call: s = "virtual"; break; 1669 case lir_dynamic_call: s = "dynamic"; break; 1670 // LIR_OpArrayCopy 1671 case lir_arraycopy: s = "arraycopy"; break; 1672 // LIR_OpLock 1673 case lir_lock: s = "lock"; break; 1674 case lir_unlock: s = "unlock"; break; 1675 // LIR_OpDelay 1676 case lir_delay_slot: s = "delay"; break; 1677 // LIR_OpTypeCheck 1678 case lir_instanceof: s = "instanceof"; break; 1679 case lir_checkcast: s = "checkcast"; break; 1680 case lir_store_check: s = "store_check"; break; 1681 // LIR_OpCompareAndSwap 1682 case lir_cas_long: s = "cas_long"; break; 1683 case lir_cas_obj: s = "cas_obj"; break; 1684 case lir_cas_int: s = "cas_int"; break; 1685 // LIR_OpProfileCall 1686 case lir_profile_call: s = "profile_call"; break; 1687 case lir_none: ShouldNotReachHere();break; 1688 default: s = "illegal_op"; break; 1689 } 1690 return s; 1691 } 1692 1693 // LIR_OpJavaCall 1694 void LIR_OpJavaCall::print_instr(outputStream* out) const { 1695 out->print("call: "); 1696 out->print("[addr: 0x%x]", address()); 1697 if (receiver()->is_valid()) { 1698 out->print(" [recv: "); receiver()->print(out); out->print("]"); 1699 } 1700 if (result_opr()->is_valid()) { 1701 out->print(" [result: "); result_opr()->print(out); out->print("]"); 1702 } 1703 } 1704 1705 // LIR_OpLabel 1706 void LIR_OpLabel::print_instr(outputStream* out) const { 1707 out->print("[label:0x%x]", _label); 1708 } 1709 1710 // LIR_OpArrayCopy 1711 void LIR_OpArrayCopy::print_instr(outputStream* out) const { 1712 src()->print(out); out->print(" "); 1713 src_pos()->print(out); out->print(" "); 1714 dst()->print(out); out->print(" "); 1715 dst_pos()->print(out); out->print(" "); 1716 length()->print(out); out->print(" "); 1717 tmp()->print(out); out->print(" "); 1718 } 1719 1720 // LIR_OpCompareAndSwap 1721 void LIR_OpCompareAndSwap::print_instr(outputStream* out) const { 1722 addr()->print(out); out->print(" "); 1723 cmp_value()->print(out); out->print(" "); 1724 new_value()->print(out); out->print(" "); 1725 tmp1()->print(out); out->print(" "); 1726 tmp2()->print(out); out->print(" "); 1727 1728 } 1729 1730 // LIR_Op0 1731 void LIR_Op0::print_instr(outputStream* out) const { 1732 result_opr()->print(out); 1733 } 1734 1735 // LIR_Op1 1736 const char * LIR_Op1::name() const { 1737 if (code() == lir_move) { 1738 switch (move_kind()) { 1739 case lir_move_normal: 1740 return "move"; 1741 case lir_move_unaligned: 1742 return "unaligned move"; 1743 case lir_move_volatile: 1744 return "volatile_move"; 1745 default: 1746 ShouldNotReachHere(); 1747 return "illegal_op"; 1748 } 1749 } else { 1750 return LIR_Op::name(); 1751 } 1752 } 1753 1754 1755 void LIR_Op1::print_instr(outputStream* out) const { 1756 _opr->print(out); out->print(" "); 1757 result_opr()->print(out); out->print(" "); 1758 print_patch_code(out, patch_code()); 1759 } 1760 1761 1762 // LIR_Op1 1763 void LIR_OpRTCall::print_instr(outputStream* out) const { 1764 intx a = (intx)addr(); 1765 out->print(Runtime1::name_for_address(addr())); 1766 out->print(" "); 1767 tmp()->print(out); 1768 } 1769 1770 void LIR_Op1::print_patch_code(outputStream* out, LIR_PatchCode code) { 1771 switch(code) { 1772 case lir_patch_none: break; 1773 case lir_patch_low: out->print("[patch_low]"); break; 1774 case lir_patch_high: out->print("[patch_high]"); break; 1775 case lir_patch_normal: out->print("[patch_normal]"); break; 1776 default: ShouldNotReachHere(); 1777 } 1778 } 1779 1780 // LIR_OpBranch 1781 void LIR_OpBranch::print_instr(outputStream* out) const { 1782 print_condition(out, cond()); out->print(" "); 1783 if (block() != NULL) { 1784 out->print("[B%d] ", block()->block_id()); 1785 } else if (stub() != NULL) { 1786 out->print("["); 1787 stub()->print_name(out); 1788 out->print(": 0x%x]", stub()); 1789 if (stub()->info() != NULL) out->print(" [bci:%d]", stub()->info()->stack()->bci()); 1790 } else { 1791 out->print("[label:0x%x] ", label()); 1792 } 1793 if (ublock() != NULL) { 1794 out->print("unordered: [B%d] ", ublock()->block_id()); 1795 } 1796 } 1797 1798 void LIR_Op::print_condition(outputStream* out, LIR_Condition cond) { 1799 switch(cond) { 1800 case lir_cond_equal: out->print("[EQ]"); break; 1801 case lir_cond_notEqual: out->print("[NE]"); break; 1802 case lir_cond_less: out->print("[LT]"); break; 1803 case lir_cond_lessEqual: out->print("[LE]"); break; 1804 case lir_cond_greaterEqual: out->print("[GE]"); break; 1805 case lir_cond_greater: out->print("[GT]"); break; 1806 case lir_cond_belowEqual: out->print("[BE]"); break; 1807 case lir_cond_aboveEqual: out->print("[AE]"); break; 1808 case lir_cond_always: out->print("[AL]"); break; 1809 default: out->print("[%d]",cond); break; 1810 } 1811 } 1812 1813 // LIR_OpConvert 1814 void LIR_OpConvert::print_instr(outputStream* out) const { 1815 print_bytecode(out, bytecode()); 1816 in_opr()->print(out); out->print(" "); 1817 result_opr()->print(out); out->print(" "); 1818 #ifdef PPC 1819 if(tmp1()->is_valid()) { 1820 tmp1()->print(out); out->print(" "); 1821 tmp2()->print(out); out->print(" "); 1822 } 1823 #endif 1824 } 1825 1826 void LIR_OpConvert::print_bytecode(outputStream* out, Bytecodes::Code code) { 1827 switch(code) { 1828 case Bytecodes::_d2f: out->print("[d2f] "); break; 1829 case Bytecodes::_d2i: out->print("[d2i] "); break; 1830 case Bytecodes::_d2l: out->print("[d2l] "); break; 1831 case Bytecodes::_f2d: out->print("[f2d] "); break; 1832 case Bytecodes::_f2i: out->print("[f2i] "); break; 1833 case Bytecodes::_f2l: out->print("[f2l] "); break; 1834 case Bytecodes::_i2b: out->print("[i2b] "); break; 1835 case Bytecodes::_i2c: out->print("[i2c] "); break; 1836 case Bytecodes::_i2d: out->print("[i2d] "); break; 1837 case Bytecodes::_i2f: out->print("[i2f] "); break; 1838 case Bytecodes::_i2l: out->print("[i2l] "); break; 1839 case Bytecodes::_i2s: out->print("[i2s] "); break; 1840 case Bytecodes::_l2i: out->print("[l2i] "); break; 1841 case Bytecodes::_l2f: out->print("[l2f] "); break; 1842 case Bytecodes::_l2d: out->print("[l2d] "); break; 1843 default: 1844 out->print("[?%d]",code); 1845 break; 1846 } 1847 } 1848 1849 void LIR_OpAllocObj::print_instr(outputStream* out) const { 1850 klass()->print(out); out->print(" "); 1851 obj()->print(out); out->print(" "); 1852 tmp1()->print(out); out->print(" "); 1853 tmp2()->print(out); out->print(" "); 1854 tmp3()->print(out); out->print(" "); 1855 tmp4()->print(out); out->print(" "); 1856 out->print("[hdr:%d]", header_size()); out->print(" "); 1857 out->print("[obj:%d]", object_size()); out->print(" "); 1858 out->print("[lbl:0x%x]", stub()->entry()); 1859 } 1860 1861 void LIR_OpRoundFP::print_instr(outputStream* out) const { 1862 _opr->print(out); out->print(" "); 1863 tmp()->print(out); out->print(" "); 1864 result_opr()->print(out); out->print(" "); 1865 } 1866 1867 // LIR_Op2 1868 void LIR_Op2::print_instr(outputStream* out) const { 1869 if (code() == lir_cmove) { 1870 print_condition(out, condition()); out->print(" "); 1871 } 1872 in_opr1()->print(out); out->print(" "); 1873 in_opr2()->print(out); out->print(" "); 1874 if (tmp_opr()->is_valid()) { tmp_opr()->print(out); out->print(" "); } 1875 result_opr()->print(out); 1876 } 1877 1878 void LIR_OpAllocArray::print_instr(outputStream* out) const { 1879 klass()->print(out); out->print(" "); 1880 len()->print(out); out->print(" "); 1881 obj()->print(out); out->print(" "); 1882 tmp1()->print(out); out->print(" "); 1883 tmp2()->print(out); out->print(" "); 1884 tmp3()->print(out); out->print(" "); 1885 tmp4()->print(out); out->print(" "); 1886 out->print("[type:0x%x]", type()); out->print(" "); 1887 out->print("[label:0x%x]", stub()->entry()); 1888 } 1889 1890 1891 void LIR_OpTypeCheck::print_instr(outputStream* out) const { 1892 object()->print(out); out->print(" "); 1893 if (code() == lir_store_check) { 1894 array()->print(out); out->print(" "); 1895 } 1896 if (code() != lir_store_check) { 1897 klass()->print_name_on(out); out->print(" "); 1898 if (fast_check()) out->print("fast_check "); 1899 } 1900 tmp1()->print(out); out->print(" "); 1901 tmp2()->print(out); out->print(" "); 1902 tmp3()->print(out); out->print(" "); 1903 result_opr()->print(out); out->print(" "); 1904 if (info_for_exception() != NULL) out->print(" [bci:%d]", info_for_exception()->stack()->bci()); 1905 } 1906 1907 1908 // LIR_Op3 1909 void LIR_Op3::print_instr(outputStream* out) const { 1910 in_opr1()->print(out); out->print(" "); 1911 in_opr2()->print(out); out->print(" "); 1912 in_opr3()->print(out); out->print(" "); 1913 result_opr()->print(out); 1914 } 1915 1916 1917 void LIR_OpLock::print_instr(outputStream* out) const { 1918 hdr_opr()->print(out); out->print(" "); 1919 obj_opr()->print(out); out->print(" "); 1920 lock_opr()->print(out); out->print(" "); 1921 if (_scratch->is_valid()) { 1922 _scratch->print(out); out->print(" "); 1923 } 1924 out->print("[lbl:0x%x]", stub()->entry()); 1925 } 1926 1927 1928 void LIR_OpDelay::print_instr(outputStream* out) const { 1929 _op->print_on(out); 1930 } 1931 1932 1933 // LIR_OpProfileCall 1934 void LIR_OpProfileCall::print_instr(outputStream* out) const { 1935 profiled_method()->name()->print_symbol_on(out); 1936 out->print("."); 1937 profiled_method()->holder()->name()->print_symbol_on(out); 1938 out->print(" @ %d ", profiled_bci()); 1939 mdo()->print(out); out->print(" "); 1940 recv()->print(out); out->print(" "); 1941 tmp1()->print(out); out->print(" "); 1942 } 1943 1944 #endif // PRODUCT 1945 1946 // Implementation of LIR_InsertionBuffer 1947 1948 void LIR_InsertionBuffer::append(int index, LIR_Op* op) { 1949 assert(_index_and_count.length() % 2 == 0, "must have a count for each index"); 1950 1951 int i = number_of_insertion_points() - 1; 1952 if (i < 0 || index_at(i) < index) { 1953 append_new(index, 1); 1954 } else { 1955 assert(index_at(i) == index, "can append LIR_Ops in ascending order only"); 1956 assert(count_at(i) > 0, "check"); 1957 set_count_at(i, count_at(i) + 1); 1958 } 1959 _ops.push(op); 1960 1961 DEBUG_ONLY(verify()); 1962 } 1963 1964 #ifdef ASSERT 1965 void LIR_InsertionBuffer::verify() { 1966 int sum = 0; 1967 int prev_idx = -1; 1968 1969 for (int i = 0; i < number_of_insertion_points(); i++) { 1970 assert(prev_idx < index_at(i), "index must be ordered ascending"); 1971 sum += count_at(i); 1972 } 1973 assert(sum == number_of_ops(), "wrong total sum"); 1974 } 1975 #endif