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 "incls/_precompiled.incl" 26 # include "incls/_c1_LIR.cpp.incl" 27 28 Register LIR_OprDesc::as_register() const { 29 return FrameMap::cpu_rnr2reg(cpu_regnr()); 30 } 31 32 Register LIR_OprDesc::as_register_lo() const { 33 return FrameMap::cpu_rnr2reg(cpu_regnrLo()); 34 } 35 36 Register LIR_OprDesc::as_register_hi() const { 37 return FrameMap::cpu_rnr2reg(cpu_regnrHi()); 38 } 39 40 #if defined(X86) 41 42 XMMRegister LIR_OprDesc::as_xmm_float_reg() const { 43 return FrameMap::nr2xmmreg(xmm_regnr()); 44 } 45 46 XMMRegister LIR_OprDesc::as_xmm_double_reg() const { 47 assert(xmm_regnrLo() == xmm_regnrHi(), "assumed in calculation"); 48 return FrameMap::nr2xmmreg(xmm_regnrLo()); 49 } 50 51 #endif // X86 52 53 #if defined(SPARC) || defined(PPC) 54 55 FloatRegister LIR_OprDesc::as_float_reg() const { 56 return FrameMap::nr2floatreg(fpu_regnr()); 57 } 58 59 FloatRegister LIR_OprDesc::as_double_reg() const { 60 return FrameMap::nr2floatreg(fpu_regnrHi()); 61 } 62 63 #endif 64 65 #ifdef ARM 66 67 FloatRegister LIR_OprDesc::as_float_reg() const { 68 return as_FloatRegister(fpu_regnr()); 69 } 70 71 FloatRegister LIR_OprDesc::as_double_reg() const { 72 return as_FloatRegister(fpu_regnrLo()); 73 } 74 75 #endif 76 77 78 LIR_Opr LIR_OprFact::illegalOpr = LIR_OprFact::illegal(); 79 80 LIR_Opr LIR_OprFact::value_type(ValueType* type) { 81 ValueTag tag = type->tag(); 82 switch (tag) { 83 case objectTag : { 84 ClassConstant* c = type->as_ClassConstant(); 85 if (c != NULL && !c->value()->is_loaded()) { 86 return LIR_OprFact::oopConst(NULL); 87 } else { 88 return LIR_OprFact::oopConst(type->as_ObjectType()->encoding()); 89 } 90 } 91 case addressTag: return LIR_OprFact::addressConst(type->as_AddressConstant()->value()); 92 case intTag : return LIR_OprFact::intConst(type->as_IntConstant()->value()); 93 case floatTag : return LIR_OprFact::floatConst(type->as_FloatConstant()->value()); 94 case longTag : return LIR_OprFact::longConst(type->as_LongConstant()->value()); 95 case doubleTag : return LIR_OprFact::doubleConst(type->as_DoubleConstant()->value()); 96 default: ShouldNotReachHere(); return LIR_OprFact::intConst(-1); 97 } 98 } 99 100 101 LIR_Opr LIR_OprFact::dummy_value_type(ValueType* type) { 102 switch (type->tag()) { 103 case objectTag: return LIR_OprFact::oopConst(NULL); 104 case addressTag:return LIR_OprFact::addressConst(0); 105 case intTag: return LIR_OprFact::intConst(0); 106 case floatTag: return LIR_OprFact::floatConst(0.0); 107 case longTag: return LIR_OprFact::longConst(0); 108 case doubleTag: return LIR_OprFact::doubleConst(0.0); 109 default: ShouldNotReachHere(); return LIR_OprFact::intConst(-1); 110 } 111 return illegalOpr; 112 } 113 114 115 116 //--------------------------------------------------- 117 118 119 LIR_Address::Scale LIR_Address::scale(BasicType type) { 120 int elem_size = type2aelembytes(type); 121 switch (elem_size) { 122 case 1: return LIR_Address::times_1; 123 case 2: return LIR_Address::times_2; 124 case 4: return LIR_Address::times_4; 125 case 8: return LIR_Address::times_8; 126 } 127 ShouldNotReachHere(); 128 return LIR_Address::times_1; 129 } 130 131 132 #ifndef PRODUCT 133 void LIR_Address::verify() const { 134 #if defined(SPARC) || defined(PPC) 135 assert(scale() == times_1, "Scaled addressing mode not available on SPARC/PPC and should not be used"); 136 assert(disp() == 0 || index()->is_illegal(), "can't have both"); 137 #endif 138 #ifdef ARM 139 assert(disp() == 0 || index()->is_illegal(), "can't have both"); 140 assert(-4096 < disp() && disp() < 4096, "architecture constraint"); 141 #endif 142 #ifdef _LP64 143 assert(base()->is_cpu_register(), "wrong base operand"); 144 assert(index()->is_illegal() || index()->is_double_cpu(), "wrong index operand"); 145 assert(base()->type() == T_OBJECT || base()->type() == T_LONG, 146 "wrong type for addresses"); 147 #else 148 assert(base()->is_single_cpu(), "wrong base operand"); 149 assert(index()->is_illegal() || index()->is_single_cpu(), "wrong index operand"); 150 assert(base()->type() == T_OBJECT || base()->type() == T_INT, 151 "wrong type for addresses"); 152 #endif 153 } 154 #endif 155 156 157 //--------------------------------------------------- 158 159 char LIR_OprDesc::type_char(BasicType t) { 160 switch (t) { 161 case T_ARRAY: 162 t = T_OBJECT; 163 case T_BOOLEAN: 164 case T_CHAR: 165 case T_FLOAT: 166 case T_DOUBLE: 167 case T_BYTE: 168 case T_SHORT: 169 case T_INT: 170 case T_LONG: 171 case T_OBJECT: 172 case T_ADDRESS: 173 case T_VOID: 174 return ::type2char(t); 175 176 case T_ILLEGAL: 177 return '?'; 178 179 default: 180 ShouldNotReachHere(); 181 return '?'; 182 } 183 } 184 185 #ifndef PRODUCT 186 void LIR_OprDesc::validate_type() const { 187 188 #ifdef ASSERT 189 if (!is_pointer() && !is_illegal()) { 190 switch (as_BasicType(type_field())) { 191 case T_LONG: 192 assert((kind_field() == cpu_register || kind_field() == stack_value) && 193 size_field() == double_size, "must match"); 194 break; 195 case T_FLOAT: 196 // FP return values can be also in CPU registers on ARM and PPC (softfp ABI) 197 assert((kind_field() == fpu_register || kind_field() == stack_value 198 ARM_ONLY(|| kind_field() == cpu_register) 199 PPC_ONLY(|| kind_field() == cpu_register) ) && 200 size_field() == single_size, "must match"); 201 break; 202 case T_DOUBLE: 203 // FP return values can be also in CPU registers on ARM and PPC (softfp ABI) 204 assert((kind_field() == fpu_register || kind_field() == stack_value 205 ARM_ONLY(|| kind_field() == cpu_register) 206 PPC_ONLY(|| kind_field() == cpu_register) ) && 207 size_field() == double_size, "must match"); 208 break; 209 case T_BOOLEAN: 210 case T_CHAR: 211 case T_BYTE: 212 case T_SHORT: 213 case T_INT: 214 case T_OBJECT: 215 case T_ARRAY: 216 assert((kind_field() == cpu_register || kind_field() == stack_value) && 217 size_field() == single_size, "must match"); 218 break; 219 220 case T_ILLEGAL: 221 // XXX TKR also means unknown right now 222 // assert(is_illegal(), "must match"); 223 break; 224 225 default: 226 ShouldNotReachHere(); 227 } 228 } 229 #endif 230 231 } 232 #endif // PRODUCT 233 234 235 bool LIR_OprDesc::is_oop() const { 236 if (is_pointer()) { 237 return pointer()->is_oop_pointer(); 238 } else { 239 OprType t= type_field(); 240 assert(t != unknown_type, "not set"); 241 return t == object_type; 242 } 243 } 244 245 246 247 void LIR_Op2::verify() const { 248 #ifdef ASSERT 249 switch (code()) { 250 case lir_cmove: 251 break; 252 253 default: 254 assert(!result_opr()->is_register() || !result_opr()->is_oop_register(), 255 "can't produce oops from arith"); 256 } 257 258 if (TwoOperandLIRForm) { 259 switch (code()) { 260 case lir_add: 261 case lir_sub: 262 case lir_mul: 263 case lir_mul_strictfp: 264 case lir_div: 265 case lir_div_strictfp: 266 case lir_rem: 267 case lir_logic_and: 268 case lir_logic_or: 269 case lir_logic_xor: 270 case lir_shl: 271 case lir_shr: 272 assert(in_opr1() == result_opr(), "opr1 and result must match"); 273 assert(in_opr1()->is_valid() && in_opr2()->is_valid(), "must be valid"); 274 break; 275 276 // special handling for lir_ushr because of write barriers 277 case lir_ushr: 278 assert(in_opr1() == result_opr() || in_opr2()->is_constant(), "opr1 and result must match or shift count is constant"); 279 assert(in_opr1()->is_valid() && in_opr2()->is_valid(), "must be valid"); 280 break; 281 282 } 283 } 284 #endif 285 } 286 287 288 LIR_OpBranch::LIR_OpBranch(LIR_Condition cond, BasicType type, BlockBegin* block) 289 : LIR_Op(lir_branch, LIR_OprFact::illegalOpr, (CodeEmitInfo*)NULL) 290 , _cond(cond) 291 , _type(type) 292 , _label(block->label()) 293 , _block(block) 294 , _ublock(NULL) 295 , _stub(NULL) { 296 } 297 298 LIR_OpBranch::LIR_OpBranch(LIR_Condition cond, BasicType type, CodeStub* stub) : 299 LIR_Op(lir_branch, LIR_OprFact::illegalOpr, (CodeEmitInfo*)NULL) 300 , _cond(cond) 301 , _type(type) 302 , _label(stub->entry()) 303 , _block(NULL) 304 , _ublock(NULL) 305 , _stub(stub) { 306 } 307 308 LIR_OpBranch::LIR_OpBranch(LIR_Condition cond, BasicType type, BlockBegin* block, BlockBegin* ublock) 309 : LIR_Op(lir_cond_float_branch, LIR_OprFact::illegalOpr, (CodeEmitInfo*)NULL) 310 , _cond(cond) 311 , _type(type) 312 , _label(block->label()) 313 , _block(block) 314 , _ublock(ublock) 315 , _stub(NULL) 316 { 317 } 318 319 void LIR_OpBranch::change_block(BlockBegin* b) { 320 assert(_block != NULL, "must have old block"); 321 assert(_block->label() == label(), "must be equal"); 322 323 _block = b; 324 _label = b->label(); 325 } 326 327 void LIR_OpBranch::change_ublock(BlockBegin* b) { 328 assert(_ublock != NULL, "must have old block"); 329 _ublock = b; 330 } 331 332 void LIR_OpBranch::negate_cond() { 333 switch (_cond) { 334 case lir_cond_equal: _cond = lir_cond_notEqual; break; 335 case lir_cond_notEqual: _cond = lir_cond_equal; break; 336 case lir_cond_less: _cond = lir_cond_greaterEqual; break; 337 case lir_cond_lessEqual: _cond = lir_cond_greater; break; 338 case lir_cond_greaterEqual: _cond = lir_cond_less; break; 339 case lir_cond_greater: _cond = lir_cond_lessEqual; break; 340 default: ShouldNotReachHere(); 341 } 342 } 343 344 345 LIR_OpTypeCheck::LIR_OpTypeCheck(LIR_Code code, LIR_Opr result, LIR_Opr object, ciKlass* klass, 346 LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, 347 bool fast_check, CodeEmitInfo* info_for_exception, CodeEmitInfo* info_for_patch, 348 CodeStub* stub, 349 ciMethod* profiled_method, 350 int profiled_bci) 351 : LIR_Op(code, result, NULL) 352 , _object(object) 353 , _array(LIR_OprFact::illegalOpr) 354 , _klass(klass) 355 , _tmp1(tmp1) 356 , _tmp2(tmp2) 357 , _tmp3(tmp3) 358 , _fast_check(fast_check) 359 , _stub(stub) 360 , _info_for_patch(info_for_patch) 361 , _info_for_exception(info_for_exception) 362 , _profiled_method(profiled_method) 363 , _profiled_bci(profiled_bci) { 364 if (code == lir_checkcast) { 365 assert(info_for_exception != NULL, "checkcast throws exceptions"); 366 } else if (code == lir_instanceof) { 367 assert(info_for_exception == NULL, "instanceof throws no exceptions"); 368 } else { 369 ShouldNotReachHere(); 370 } 371 } 372 373 374 375 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, ciMethod* profiled_method, int profiled_bci) 376 : LIR_Op(code, LIR_OprFact::illegalOpr, NULL) 377 , _object(object) 378 , _array(array) 379 , _klass(NULL) 380 , _tmp1(tmp1) 381 , _tmp2(tmp2) 382 , _tmp3(tmp3) 383 , _fast_check(false) 384 , _stub(NULL) 385 , _info_for_patch(NULL) 386 , _info_for_exception(info_for_exception) 387 , _profiled_method(profiled_method) 388 , _profiled_bci(profiled_bci) { 389 if (code == lir_store_check) { 390 _stub = new ArrayStoreExceptionStub(info_for_exception); 391 assert(info_for_exception != NULL, "store_check throws exceptions"); 392 } else { 393 ShouldNotReachHere(); 394 } 395 } 396 397 398 LIR_OpArrayCopy::LIR_OpArrayCopy(LIR_Opr src, LIR_Opr src_pos, LIR_Opr dst, LIR_Opr dst_pos, LIR_Opr length, 399 LIR_Opr tmp, ciArrayKlass* expected_type, int flags, CodeEmitInfo* info) 400 : LIR_Op(lir_arraycopy, LIR_OprFact::illegalOpr, info) 401 , _tmp(tmp) 402 , _src(src) 403 , _src_pos(src_pos) 404 , _dst(dst) 405 , _dst_pos(dst_pos) 406 , _flags(flags) 407 , _expected_type(expected_type) 408 , _length(length) { 409 _stub = new ArrayCopyStub(this); 410 } 411 412 413 //-------------------verify-------------------------- 414 415 void LIR_Op1::verify() const { 416 switch(code()) { 417 case lir_move: 418 assert(in_opr()->is_valid() && result_opr()->is_valid(), "must be"); 419 break; 420 case lir_null_check: 421 assert(in_opr()->is_register(), "must be"); 422 break; 423 case lir_return: 424 assert(in_opr()->is_register() || in_opr()->is_illegal(), "must be"); 425 break; 426 } 427 } 428 429 void LIR_OpRTCall::verify() const { 430 assert(strcmp(Runtime1::name_for_address(addr()), "<unknown function>") != 0, "unknown function"); 431 } 432 433 //-------------------visits-------------------------- 434 435 // complete rework of LIR instruction visitor. 436 // The virtual calls for each instruction type is replaced by a big 437 // switch that adds the operands for each instruction 438 439 void LIR_OpVisitState::visit(LIR_Op* op) { 440 // copy information from the LIR_Op 441 reset(); 442 set_op(op); 443 444 switch (op->code()) { 445 446 // LIR_Op0 447 case lir_word_align: // result and info always invalid 448 case lir_backwardbranch_target: // result and info always invalid 449 case lir_build_frame: // result and info always invalid 450 case lir_fpop_raw: // result and info always invalid 451 case lir_24bit_FPU: // result and info always invalid 452 case lir_reset_FPU: // result and info always invalid 453 case lir_breakpoint: // result and info always invalid 454 case lir_membar: // result and info always invalid 455 case lir_membar_acquire: // result and info always invalid 456 case lir_membar_release: // result and info always invalid 457 { 458 assert(op->as_Op0() != NULL, "must be"); 459 assert(op->_info == NULL, "info not used by this instruction"); 460 assert(op->_result->is_illegal(), "not used"); 461 break; 462 } 463 464 case lir_nop: // may have info, result always invalid 465 case lir_std_entry: // may have result, info always invalid 466 case lir_osr_entry: // may have result, info always invalid 467 case lir_get_thread: // may have result, info always invalid 468 { 469 assert(op->as_Op0() != NULL, "must be"); 470 if (op->_info != NULL) do_info(op->_info); 471 if (op->_result->is_valid()) do_output(op->_result); 472 break; 473 } 474 475 476 // LIR_OpLabel 477 case lir_label: // result and info always invalid 478 { 479 assert(op->as_OpLabel() != NULL, "must be"); 480 assert(op->_info == NULL, "info not used by this instruction"); 481 assert(op->_result->is_illegal(), "not used"); 482 break; 483 } 484 485 486 // LIR_Op1 487 case lir_fxch: // input always valid, result and info always invalid 488 case lir_fld: // input always valid, result and info always invalid 489 case lir_ffree: // input always valid, result and info always invalid 490 case lir_push: // input always valid, result and info always invalid 491 case lir_pop: // input always valid, result and info always invalid 492 case lir_return: // input always valid, result and info always invalid 493 case lir_leal: // input and result always valid, info always invalid 494 case lir_neg: // input and result always valid, info always invalid 495 case lir_monaddr: // input and result always valid, info always invalid 496 case lir_null_check: // input and info always valid, result always invalid 497 case lir_move: // input and result always valid, may have info 498 case lir_prefetchr: // input always valid, result and info always invalid 499 case lir_prefetchw: // input always valid, result and info always invalid 500 { 501 assert(op->as_Op1() != NULL, "must be"); 502 LIR_Op1* op1 = (LIR_Op1*)op; 503 504 if (op1->_info) do_info(op1->_info); 505 if (op1->_opr->is_valid()) do_input(op1->_opr); 506 if (op1->_result->is_valid()) do_output(op1->_result); 507 508 break; 509 } 510 511 case lir_safepoint: 512 { 513 assert(op->as_Op1() != NULL, "must be"); 514 LIR_Op1* op1 = (LIR_Op1*)op; 515 516 assert(op1->_info != NULL, ""); do_info(op1->_info); 517 if (op1->_opr->is_valid()) do_temp(op1->_opr); // safepoints on SPARC need temporary register 518 assert(op1->_result->is_illegal(), "safepoint does not produce value"); 519 520 break; 521 } 522 523 // LIR_OpConvert; 524 case lir_convert: // input and result always valid, info always invalid 525 { 526 assert(op->as_OpConvert() != NULL, "must be"); 527 LIR_OpConvert* opConvert = (LIR_OpConvert*)op; 528 529 assert(opConvert->_info == NULL, "must be"); 530 if (opConvert->_opr->is_valid()) do_input(opConvert->_opr); 531 if (opConvert->_result->is_valid()) do_output(opConvert->_result); 532 #ifdef PPC 533 if (opConvert->_tmp1->is_valid()) do_temp(opConvert->_tmp1); 534 if (opConvert->_tmp2->is_valid()) do_temp(opConvert->_tmp2); 535 #endif 536 do_stub(opConvert->_stub); 537 538 break; 539 } 540 541 // LIR_OpBranch; 542 case lir_branch: // may have info, input and result register always invalid 543 case lir_cond_float_branch: // may have info, input and result register always invalid 544 { 545 assert(op->as_OpBranch() != NULL, "must be"); 546 LIR_OpBranch* opBranch = (LIR_OpBranch*)op; 547 548 if (opBranch->_info != NULL) do_info(opBranch->_info); 549 assert(opBranch->_result->is_illegal(), "not used"); 550 if (opBranch->_stub != NULL) opBranch->stub()->visit(this); 551 552 break; 553 } 554 555 556 // LIR_OpAllocObj 557 case lir_alloc_object: 558 { 559 assert(op->as_OpAllocObj() != NULL, "must be"); 560 LIR_OpAllocObj* opAllocObj = (LIR_OpAllocObj*)op; 561 562 if (opAllocObj->_info) do_info(opAllocObj->_info); 563 if (opAllocObj->_opr->is_valid()) { do_input(opAllocObj->_opr); 564 do_temp(opAllocObj->_opr); 565 } 566 if (opAllocObj->_tmp1->is_valid()) do_temp(opAllocObj->_tmp1); 567 if (opAllocObj->_tmp2->is_valid()) do_temp(opAllocObj->_tmp2); 568 if (opAllocObj->_tmp3->is_valid()) do_temp(opAllocObj->_tmp3); 569 if (opAllocObj->_tmp4->is_valid()) do_temp(opAllocObj->_tmp4); 570 if (opAllocObj->_result->is_valid()) do_output(opAllocObj->_result); 571 do_stub(opAllocObj->_stub); 572 break; 573 } 574 575 576 // LIR_OpRoundFP; 577 case lir_roundfp: { 578 assert(op->as_OpRoundFP() != NULL, "must be"); 579 LIR_OpRoundFP* opRoundFP = (LIR_OpRoundFP*)op; 580 581 assert(op->_info == NULL, "info not used by this instruction"); 582 assert(opRoundFP->_tmp->is_illegal(), "not used"); 583 do_input(opRoundFP->_opr); 584 do_output(opRoundFP->_result); 585 586 break; 587 } 588 589 590 // LIR_Op2 591 case lir_cmp: 592 case lir_cmp_l2i: 593 case lir_ucmp_fd2i: 594 case lir_cmp_fd2i: 595 case lir_add: 596 case lir_sub: 597 case lir_mul: 598 case lir_div: 599 case lir_rem: 600 case lir_sqrt: 601 case lir_abs: 602 case lir_logic_and: 603 case lir_logic_or: 604 case lir_logic_xor: 605 case lir_shl: 606 case lir_shr: 607 case lir_ushr: 608 { 609 assert(op->as_Op2() != NULL, "must be"); 610 LIR_Op2* op2 = (LIR_Op2*)op; 611 612 if (op2->_info) do_info(op2->_info); 613 if (op2->_opr1->is_valid()) do_input(op2->_opr1); 614 if (op2->_opr2->is_valid()) do_input(op2->_opr2); 615 if (op2->_tmp->is_valid()) do_temp(op2->_tmp); 616 if (op2->_result->is_valid()) do_output(op2->_result); 617 618 break; 619 } 620 621 // special handling for cmove: right input operand must not be equal 622 // to the result operand, otherwise the backend fails 623 case lir_cmove: 624 { 625 assert(op->as_Op2() != NULL, "must be"); 626 LIR_Op2* op2 = (LIR_Op2*)op; 627 628 assert(op2->_info == NULL && op2->_tmp->is_illegal(), "not used"); 629 assert(op2->_opr1->is_valid() && op2->_opr2->is_valid() && op2->_result->is_valid(), "used"); 630 631 do_input(op2->_opr1); 632 do_input(op2->_opr2); 633 do_temp(op2->_opr2); 634 do_output(op2->_result); 635 636 break; 637 } 638 639 // vspecial handling for strict operations: register input operands 640 // as temp to guarantee that they do not overlap with other 641 // registers 642 case lir_mul_strictfp: 643 case lir_div_strictfp: 644 { 645 assert(op->as_Op2() != NULL, "must be"); 646 LIR_Op2* op2 = (LIR_Op2*)op; 647 648 assert(op2->_info == NULL, "not used"); 649 assert(op2->_opr1->is_valid(), "used"); 650 assert(op2->_opr2->is_valid(), "used"); 651 assert(op2->_result->is_valid(), "used"); 652 653 do_input(op2->_opr1); do_temp(op2->_opr1); 654 do_input(op2->_opr2); do_temp(op2->_opr2); 655 if (op2->_tmp->is_valid()) do_temp(op2->_tmp); 656 do_output(op2->_result); 657 658 break; 659 } 660 661 case lir_throw: { 662 assert(op->as_Op2() != NULL, "must be"); 663 LIR_Op2* op2 = (LIR_Op2*)op; 664 665 if (op2->_info) do_info(op2->_info); 666 if (op2->_opr1->is_valid()) do_temp(op2->_opr1); 667 if (op2->_opr2->is_valid()) do_input(op2->_opr2); // exception object is input parameter 668 assert(op2->_result->is_illegal(), "no result"); 669 670 break; 671 } 672 673 case lir_unwind: { 674 assert(op->as_Op1() != NULL, "must be"); 675 LIR_Op1* op1 = (LIR_Op1*)op; 676 677 assert(op1->_info == NULL, "no info"); 678 assert(op1->_opr->is_valid(), "exception oop"); do_input(op1->_opr); 679 assert(op1->_result->is_illegal(), "no result"); 680 681 break; 682 } 683 684 685 case lir_tan: 686 case lir_sin: 687 case lir_cos: 688 case lir_log: 689 case lir_log10: { 690 assert(op->as_Op2() != NULL, "must be"); 691 LIR_Op2* op2 = (LIR_Op2*)op; 692 693 // On x86 tan/sin/cos need two temporary fpu stack slots and 694 // log/log10 need one so handle opr2 and tmp as temp inputs. 695 // Register input operand as temp to guarantee that it doesn't 696 // overlap with the input. 697 assert(op2->_info == NULL, "not used"); 698 assert(op2->_opr1->is_valid(), "used"); 699 do_input(op2->_opr1); do_temp(op2->_opr1); 700 701 if (op2->_opr2->is_valid()) do_temp(op2->_opr2); 702 if (op2->_tmp->is_valid()) do_temp(op2->_tmp); 703 if (op2->_result->is_valid()) do_output(op2->_result); 704 705 break; 706 } 707 708 709 // LIR_Op3 710 case lir_idiv: 711 case lir_irem: { 712 assert(op->as_Op3() != NULL, "must be"); 713 LIR_Op3* op3= (LIR_Op3*)op; 714 715 if (op3->_info) do_info(op3->_info); 716 if (op3->_opr1->is_valid()) do_input(op3->_opr1); 717 718 // second operand is input and temp, so ensure that second operand 719 // and third operand get not the same register 720 if (op3->_opr2->is_valid()) do_input(op3->_opr2); 721 if (op3->_opr2->is_valid()) do_temp(op3->_opr2); 722 if (op3->_opr3->is_valid()) do_temp(op3->_opr3); 723 724 if (op3->_result->is_valid()) do_output(op3->_result); 725 726 break; 727 } 728 729 730 // LIR_OpJavaCall 731 case lir_static_call: 732 case lir_optvirtual_call: 733 case lir_icvirtual_call: 734 case lir_virtual_call: 735 case lir_dynamic_call: { 736 LIR_OpJavaCall* opJavaCall = op->as_OpJavaCall(); 737 assert(opJavaCall != NULL, "must be"); 738 739 if (opJavaCall->_receiver->is_valid()) do_input(opJavaCall->_receiver); 740 741 // only visit register parameters 742 int n = opJavaCall->_arguments->length(); 743 for (int i = 0; i < n; i++) { 744 if (!opJavaCall->_arguments->at(i)->is_pointer()) { 745 do_input(*opJavaCall->_arguments->adr_at(i)); 746 } 747 } 748 749 if (opJavaCall->_info) do_info(opJavaCall->_info); 750 if (opJavaCall->is_method_handle_invoke()) { 751 opJavaCall->_method_handle_invoke_SP_save_opr = FrameMap::method_handle_invoke_SP_save_opr(); 752 do_temp(opJavaCall->_method_handle_invoke_SP_save_opr); 753 } 754 do_call(); 755 if (opJavaCall->_result->is_valid()) do_output(opJavaCall->_result); 756 757 break; 758 } 759 760 761 // LIR_OpRTCall 762 case lir_rtcall: { 763 assert(op->as_OpRTCall() != NULL, "must be"); 764 LIR_OpRTCall* opRTCall = (LIR_OpRTCall*)op; 765 766 // only visit register parameters 767 int n = opRTCall->_arguments->length(); 768 for (int i = 0; i < n; i++) { 769 if (!opRTCall->_arguments->at(i)->is_pointer()) { 770 do_input(*opRTCall->_arguments->adr_at(i)); 771 } 772 } 773 if (opRTCall->_info) do_info(opRTCall->_info); 774 if (opRTCall->_tmp->is_valid()) do_temp(opRTCall->_tmp); 775 do_call(); 776 if (opRTCall->_result->is_valid()) do_output(opRTCall->_result); 777 778 break; 779 } 780 781 782 // LIR_OpArrayCopy 783 case lir_arraycopy: { 784 assert(op->as_OpArrayCopy() != NULL, "must be"); 785 LIR_OpArrayCopy* opArrayCopy = (LIR_OpArrayCopy*)op; 786 787 assert(opArrayCopy->_result->is_illegal(), "unused"); 788 assert(opArrayCopy->_src->is_valid(), "used"); do_input(opArrayCopy->_src); do_temp(opArrayCopy->_src); 789 assert(opArrayCopy->_src_pos->is_valid(), "used"); do_input(opArrayCopy->_src_pos); do_temp(opArrayCopy->_src_pos); 790 assert(opArrayCopy->_dst->is_valid(), "used"); do_input(opArrayCopy->_dst); do_temp(opArrayCopy->_dst); 791 assert(opArrayCopy->_dst_pos->is_valid(), "used"); do_input(opArrayCopy->_dst_pos); do_temp(opArrayCopy->_dst_pos); 792 assert(opArrayCopy->_length->is_valid(), "used"); do_input(opArrayCopy->_length); do_temp(opArrayCopy->_length); 793 assert(opArrayCopy->_tmp->is_valid(), "used"); do_temp(opArrayCopy->_tmp); 794 if (opArrayCopy->_info) do_info(opArrayCopy->_info); 795 796 // the implementation of arraycopy always has a call into the runtime 797 do_call(); 798 799 break; 800 } 801 802 803 // LIR_OpLock 804 case lir_lock: 805 case lir_unlock: { 806 assert(op->as_OpLock() != NULL, "must be"); 807 LIR_OpLock* opLock = (LIR_OpLock*)op; 808 809 if (opLock->_info) do_info(opLock->_info); 810 811 // TODO: check if these operands really have to be temp 812 // (or if input is sufficient). This may have influence on the oop map! 813 assert(opLock->_lock->is_valid(), "used"); do_temp(opLock->_lock); 814 assert(opLock->_hdr->is_valid(), "used"); do_temp(opLock->_hdr); 815 assert(opLock->_obj->is_valid(), "used"); do_temp(opLock->_obj); 816 817 if (opLock->_scratch->is_valid()) do_temp(opLock->_scratch); 818 assert(opLock->_result->is_illegal(), "unused"); 819 820 do_stub(opLock->_stub); 821 822 break; 823 } 824 825 826 // LIR_OpDelay 827 case lir_delay_slot: { 828 assert(op->as_OpDelay() != NULL, "must be"); 829 LIR_OpDelay* opDelay = (LIR_OpDelay*)op; 830 831 visit(opDelay->delay_op()); 832 break; 833 } 834 835 // LIR_OpTypeCheck 836 case lir_instanceof: 837 case lir_checkcast: 838 case lir_store_check: { 839 assert(op->as_OpTypeCheck() != NULL, "must be"); 840 LIR_OpTypeCheck* opTypeCheck = (LIR_OpTypeCheck*)op; 841 842 if (opTypeCheck->_info_for_exception) do_info(opTypeCheck->_info_for_exception); 843 if (opTypeCheck->_info_for_patch) do_info(opTypeCheck->_info_for_patch); 844 if (opTypeCheck->_object->is_valid()) do_input(opTypeCheck->_object); 845 if (opTypeCheck->_array->is_valid()) do_input(opTypeCheck->_array); 846 if (opTypeCheck->_tmp1->is_valid()) do_temp(opTypeCheck->_tmp1); 847 if (opTypeCheck->_tmp2->is_valid()) do_temp(opTypeCheck->_tmp2); 848 if (opTypeCheck->_tmp3->is_valid()) do_temp(opTypeCheck->_tmp3); 849 if (opTypeCheck->_result->is_valid()) do_output(opTypeCheck->_result); 850 do_stub(opTypeCheck->_stub); 851 break; 852 } 853 854 // LIR_OpCompareAndSwap 855 case lir_cas_long: 856 case lir_cas_obj: 857 case lir_cas_int: { 858 assert(op->as_OpCompareAndSwap() != NULL, "must be"); 859 LIR_OpCompareAndSwap* opCompareAndSwap = (LIR_OpCompareAndSwap*)op; 860 861 assert(opCompareAndSwap->_addr->is_valid(), "used"); 862 assert(opCompareAndSwap->_cmp_value->is_valid(), "used"); 863 assert(opCompareAndSwap->_new_value->is_valid(), "used"); 864 if (opCompareAndSwap->_info) do_info(opCompareAndSwap->_info); 865 do_input(opCompareAndSwap->_addr); 866 do_temp(opCompareAndSwap->_addr); 867 do_input(opCompareAndSwap->_cmp_value); 868 do_temp(opCompareAndSwap->_cmp_value); 869 do_input(opCompareAndSwap->_new_value); 870 do_temp(opCompareAndSwap->_new_value); 871 if (opCompareAndSwap->_tmp1->is_valid()) do_temp(opCompareAndSwap->_tmp1); 872 if (opCompareAndSwap->_tmp2->is_valid()) do_temp(opCompareAndSwap->_tmp2); 873 if (opCompareAndSwap->_result->is_valid()) do_output(opCompareAndSwap->_result); 874 875 break; 876 } 877 878 879 // LIR_OpAllocArray; 880 case lir_alloc_array: { 881 assert(op->as_OpAllocArray() != NULL, "must be"); 882 LIR_OpAllocArray* opAllocArray = (LIR_OpAllocArray*)op; 883 884 if (opAllocArray->_info) do_info(opAllocArray->_info); 885 if (opAllocArray->_klass->is_valid()) do_input(opAllocArray->_klass); do_temp(opAllocArray->_klass); 886 if (opAllocArray->_len->is_valid()) do_input(opAllocArray->_len); do_temp(opAllocArray->_len); 887 if (opAllocArray->_tmp1->is_valid()) do_temp(opAllocArray->_tmp1); 888 if (opAllocArray->_tmp2->is_valid()) do_temp(opAllocArray->_tmp2); 889 if (opAllocArray->_tmp3->is_valid()) do_temp(opAllocArray->_tmp3); 890 if (opAllocArray->_tmp4->is_valid()) do_temp(opAllocArray->_tmp4); 891 if (opAllocArray->_result->is_valid()) do_output(opAllocArray->_result); 892 do_stub(opAllocArray->_stub); 893 break; 894 } 895 896 // LIR_OpProfileCall: 897 case lir_profile_call: { 898 assert(op->as_OpProfileCall() != NULL, "must be"); 899 LIR_OpProfileCall* opProfileCall = (LIR_OpProfileCall*)op; 900 901 if (opProfileCall->_recv->is_valid()) do_temp(opProfileCall->_recv); 902 assert(opProfileCall->_mdo->is_valid(), "used"); do_temp(opProfileCall->_mdo); 903 assert(opProfileCall->_tmp1->is_valid(), "used"); do_temp(opProfileCall->_tmp1); 904 break; 905 } 906 907 default: 908 ShouldNotReachHere(); 909 } 910 } 911 912 913 void LIR_OpVisitState::do_stub(CodeStub* stub) { 914 if (stub != NULL) { 915 stub->visit(this); 916 } 917 } 918 919 XHandlers* LIR_OpVisitState::all_xhandler() { 920 XHandlers* result = NULL; 921 922 int i; 923 for (i = 0; i < info_count(); i++) { 924 if (info_at(i)->exception_handlers() != NULL) { 925 result = info_at(i)->exception_handlers(); 926 break; 927 } 928 } 929 930 #ifdef ASSERT 931 for (i = 0; i < info_count(); i++) { 932 assert(info_at(i)->exception_handlers() == NULL || 933 info_at(i)->exception_handlers() == result, 934 "only one xhandler list allowed per LIR-operation"); 935 } 936 #endif 937 938 if (result != NULL) { 939 return result; 940 } else { 941 return new XHandlers(); 942 } 943 944 return result; 945 } 946 947 948 #ifdef ASSERT 949 bool LIR_OpVisitState::no_operands(LIR_Op* op) { 950 visit(op); 951 952 return opr_count(inputMode) == 0 && 953 opr_count(outputMode) == 0 && 954 opr_count(tempMode) == 0 && 955 info_count() == 0 && 956 !has_call() && 957 !has_slow_case(); 958 } 959 #endif 960 961 //--------------------------------------------------- 962 963 964 void LIR_OpJavaCall::emit_code(LIR_Assembler* masm) { 965 masm->emit_call(this); 966 } 967 968 void LIR_OpRTCall::emit_code(LIR_Assembler* masm) { 969 masm->emit_rtcall(this); 970 } 971 972 void LIR_OpLabel::emit_code(LIR_Assembler* masm) { 973 masm->emit_opLabel(this); 974 } 975 976 void LIR_OpArrayCopy::emit_code(LIR_Assembler* masm) { 977 masm->emit_arraycopy(this); 978 masm->emit_code_stub(stub()); 979 } 980 981 void LIR_Op0::emit_code(LIR_Assembler* masm) { 982 masm->emit_op0(this); 983 } 984 985 void LIR_Op1::emit_code(LIR_Assembler* masm) { 986 masm->emit_op1(this); 987 } 988 989 void LIR_OpAllocObj::emit_code(LIR_Assembler* masm) { 990 masm->emit_alloc_obj(this); 991 masm->emit_code_stub(stub()); 992 } 993 994 void LIR_OpBranch::emit_code(LIR_Assembler* masm) { 995 masm->emit_opBranch(this); 996 if (stub()) { 997 masm->emit_code_stub(stub()); 998 } 999 } 1000 1001 void LIR_OpConvert::emit_code(LIR_Assembler* masm) { 1002 masm->emit_opConvert(this); 1003 if (stub() != NULL) { 1004 masm->emit_code_stub(stub()); 1005 } 1006 } 1007 1008 void LIR_Op2::emit_code(LIR_Assembler* masm) { 1009 masm->emit_op2(this); 1010 } 1011 1012 void LIR_OpAllocArray::emit_code(LIR_Assembler* masm) { 1013 masm->emit_alloc_array(this); 1014 masm->emit_code_stub(stub()); 1015 } 1016 1017 void LIR_OpTypeCheck::emit_code(LIR_Assembler* masm) { 1018 masm->emit_opTypeCheck(this); 1019 if (stub()) { 1020 masm->emit_code_stub(stub()); 1021 } 1022 } 1023 1024 void LIR_OpCompareAndSwap::emit_code(LIR_Assembler* masm) { 1025 masm->emit_compare_and_swap(this); 1026 } 1027 1028 void LIR_Op3::emit_code(LIR_Assembler* masm) { 1029 masm->emit_op3(this); 1030 } 1031 1032 void LIR_OpLock::emit_code(LIR_Assembler* masm) { 1033 masm->emit_lock(this); 1034 if (stub()) { 1035 masm->emit_code_stub(stub()); 1036 } 1037 } 1038 1039 1040 void LIR_OpDelay::emit_code(LIR_Assembler* masm) { 1041 masm->emit_delay(this); 1042 } 1043 1044 1045 void LIR_OpProfileCall::emit_code(LIR_Assembler* masm) { 1046 masm->emit_profile_call(this); 1047 } 1048 1049 1050 // LIR_List 1051 LIR_List::LIR_List(Compilation* compilation, BlockBegin* block) 1052 : _operations(8) 1053 , _compilation(compilation) 1054 #ifndef PRODUCT 1055 , _block(block) 1056 #endif 1057 #ifdef ASSERT 1058 , _file(NULL) 1059 , _line(0) 1060 #endif 1061 { } 1062 1063 1064 #ifdef ASSERT 1065 void LIR_List::set_file_and_line(const char * file, int line) { 1066 const char * f = strrchr(file, '/'); 1067 if (f == NULL) f = strrchr(file, '\\'); 1068 if (f == NULL) { 1069 f = file; 1070 } else { 1071 f++; 1072 } 1073 _file = f; 1074 _line = line; 1075 } 1076 #endif 1077 1078 1079 void LIR_List::append(LIR_InsertionBuffer* buffer) { 1080 assert(this == buffer->lir_list(), "wrong lir list"); 1081 const int n = _operations.length(); 1082 1083 if (buffer->number_of_ops() > 0) { 1084 // increase size of instructions list 1085 _operations.at_grow(n + buffer->number_of_ops() - 1, NULL); 1086 // insert ops from buffer into instructions list 1087 int op_index = buffer->number_of_ops() - 1; 1088 int ip_index = buffer->number_of_insertion_points() - 1; 1089 int from_index = n - 1; 1090 int to_index = _operations.length() - 1; 1091 for (; ip_index >= 0; ip_index --) { 1092 int index = buffer->index_at(ip_index); 1093 // make room after insertion point 1094 while (index < from_index) { 1095 _operations.at_put(to_index --, _operations.at(from_index --)); 1096 } 1097 // insert ops from buffer 1098 for (int i = buffer->count_at(ip_index); i > 0; i --) { 1099 _operations.at_put(to_index --, buffer->op_at(op_index --)); 1100 } 1101 } 1102 } 1103 1104 buffer->finish(); 1105 } 1106 1107 1108 void LIR_List::oop2reg_patch(jobject o, LIR_Opr reg, CodeEmitInfo* info) { 1109 append(new LIR_Op1(lir_move, LIR_OprFact::oopConst(o), reg, T_OBJECT, lir_patch_normal, info)); 1110 } 1111 1112 1113 void LIR_List::load(LIR_Address* addr, LIR_Opr src, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1114 append(new LIR_Op1( 1115 lir_move, 1116 LIR_OprFact::address(addr), 1117 src, 1118 addr->type(), 1119 patch_code, 1120 info)); 1121 } 1122 1123 1124 void LIR_List::volatile_load_mem_reg(LIR_Address* address, LIR_Opr dst, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1125 append(new LIR_Op1( 1126 lir_move, 1127 LIR_OprFact::address(address), 1128 dst, 1129 address->type(), 1130 patch_code, 1131 info, lir_move_volatile)); 1132 } 1133 1134 void LIR_List::volatile_load_unsafe_reg(LIR_Opr base, LIR_Opr offset, LIR_Opr dst, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1135 append(new LIR_Op1( 1136 lir_move, 1137 LIR_OprFact::address(new LIR_Address(base, offset, type)), 1138 dst, 1139 type, 1140 patch_code, 1141 info, lir_move_volatile)); 1142 } 1143 1144 1145 void LIR_List::prefetch(LIR_Address* addr, bool is_store) { 1146 append(new LIR_Op1( 1147 is_store ? lir_prefetchw : lir_prefetchr, 1148 LIR_OprFact::address(addr))); 1149 } 1150 1151 1152 void LIR_List::store_mem_int(jint v, LIR_Opr base, int offset_in_bytes, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1153 append(new LIR_Op1( 1154 lir_move, 1155 LIR_OprFact::intConst(v), 1156 LIR_OprFact::address(new LIR_Address(base, offset_in_bytes, type)), 1157 type, 1158 patch_code, 1159 info)); 1160 } 1161 1162 1163 void LIR_List::store_mem_oop(jobject o, LIR_Opr base, int offset_in_bytes, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1164 append(new LIR_Op1( 1165 lir_move, 1166 LIR_OprFact::oopConst(o), 1167 LIR_OprFact::address(new LIR_Address(base, offset_in_bytes, type)), 1168 type, 1169 patch_code, 1170 info)); 1171 } 1172 1173 1174 void LIR_List::store(LIR_Opr src, LIR_Address* addr, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1175 append(new LIR_Op1( 1176 lir_move, 1177 src, 1178 LIR_OprFact::address(addr), 1179 addr->type(), 1180 patch_code, 1181 info)); 1182 } 1183 1184 1185 void LIR_List::volatile_store_mem_reg(LIR_Opr src, LIR_Address* addr, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1186 append(new LIR_Op1( 1187 lir_move, 1188 src, 1189 LIR_OprFact::address(addr), 1190 addr->type(), 1191 patch_code, 1192 info, 1193 lir_move_volatile)); 1194 } 1195 1196 void LIR_List::volatile_store_unsafe_reg(LIR_Opr src, LIR_Opr base, LIR_Opr offset, BasicType type, CodeEmitInfo* info, LIR_PatchCode patch_code) { 1197 append(new LIR_Op1( 1198 lir_move, 1199 src, 1200 LIR_OprFact::address(new LIR_Address(base, offset, type)), 1201 type, 1202 patch_code, 1203 info, lir_move_volatile)); 1204 } 1205 1206 1207 void LIR_List::idiv(LIR_Opr left, LIR_Opr right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1208 append(new LIR_Op3( 1209 lir_idiv, 1210 left, 1211 right, 1212 tmp, 1213 res, 1214 info)); 1215 } 1216 1217 1218 void LIR_List::idiv(LIR_Opr left, int right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1219 append(new LIR_Op3( 1220 lir_idiv, 1221 left, 1222 LIR_OprFact::intConst(right), 1223 tmp, 1224 res, 1225 info)); 1226 } 1227 1228 1229 void LIR_List::irem(LIR_Opr left, LIR_Opr right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1230 append(new LIR_Op3( 1231 lir_irem, 1232 left, 1233 right, 1234 tmp, 1235 res, 1236 info)); 1237 } 1238 1239 1240 void LIR_List::irem(LIR_Opr left, int right, LIR_Opr res, LIR_Opr tmp, CodeEmitInfo* info) { 1241 append(new LIR_Op3( 1242 lir_irem, 1243 left, 1244 LIR_OprFact::intConst(right), 1245 tmp, 1246 res, 1247 info)); 1248 } 1249 1250 1251 void LIR_List::cmp_mem_int(LIR_Condition condition, LIR_Opr base, int disp, int c, CodeEmitInfo* info) { 1252 append(new LIR_Op2( 1253 lir_cmp, 1254 condition, 1255 LIR_OprFact::address(new LIR_Address(base, disp, T_INT)), 1256 LIR_OprFact::intConst(c), 1257 info)); 1258 } 1259 1260 1261 void LIR_List::cmp_reg_mem(LIR_Condition condition, LIR_Opr reg, LIR_Address* addr, CodeEmitInfo* info) { 1262 append(new LIR_Op2( 1263 lir_cmp, 1264 condition, 1265 reg, 1266 LIR_OprFact::address(addr), 1267 info)); 1268 } 1269 1270 void LIR_List::allocate_object(LIR_Opr dst, LIR_Opr t1, LIR_Opr t2, LIR_Opr t3, LIR_Opr t4, 1271 int header_size, int object_size, LIR_Opr klass, bool init_check, CodeStub* stub) { 1272 append(new LIR_OpAllocObj( 1273 klass, 1274 dst, 1275 t1, 1276 t2, 1277 t3, 1278 t4, 1279 header_size, 1280 object_size, 1281 init_check, 1282 stub)); 1283 } 1284 1285 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) { 1286 append(new LIR_OpAllocArray( 1287 klass, 1288 len, 1289 dst, 1290 t1, 1291 t2, 1292 t3, 1293 t4, 1294 type, 1295 stub)); 1296 } 1297 1298 void LIR_List::shift_left(LIR_Opr value, LIR_Opr count, LIR_Opr dst, LIR_Opr tmp) { 1299 append(new LIR_Op2( 1300 lir_shl, 1301 value, 1302 count, 1303 dst, 1304 tmp)); 1305 } 1306 1307 void LIR_List::shift_right(LIR_Opr value, LIR_Opr count, LIR_Opr dst, LIR_Opr tmp) { 1308 append(new LIR_Op2( 1309 lir_shr, 1310 value, 1311 count, 1312 dst, 1313 tmp)); 1314 } 1315 1316 1317 void LIR_List::unsigned_shift_right(LIR_Opr value, LIR_Opr count, LIR_Opr dst, LIR_Opr tmp) { 1318 append(new LIR_Op2( 1319 lir_ushr, 1320 value, 1321 count, 1322 dst, 1323 tmp)); 1324 } 1325 1326 void LIR_List::fcmp2int(LIR_Opr left, LIR_Opr right, LIR_Opr dst, bool is_unordered_less) { 1327 append(new LIR_Op2(is_unordered_less ? lir_ucmp_fd2i : lir_cmp_fd2i, 1328 left, 1329 right, 1330 dst)); 1331 } 1332 1333 void LIR_List::lock_object(LIR_Opr hdr, LIR_Opr obj, LIR_Opr lock, LIR_Opr scratch, CodeStub* stub, CodeEmitInfo* info) { 1334 append(new LIR_OpLock( 1335 lir_lock, 1336 hdr, 1337 obj, 1338 lock, 1339 scratch, 1340 stub, 1341 info)); 1342 } 1343 1344 void LIR_List::unlock_object(LIR_Opr hdr, LIR_Opr obj, LIR_Opr lock, LIR_Opr scratch, CodeStub* stub) { 1345 append(new LIR_OpLock( 1346 lir_unlock, 1347 hdr, 1348 obj, 1349 lock, 1350 scratch, 1351 stub, 1352 NULL)); 1353 } 1354 1355 1356 void check_LIR() { 1357 // cannot do the proper checking as PRODUCT and other modes return different results 1358 // guarantee(sizeof(LIR_OprDesc) == wordSize, "may not have a v-table"); 1359 } 1360 1361 1362 1363 void LIR_List::checkcast (LIR_Opr result, LIR_Opr object, ciKlass* klass, 1364 LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, bool fast_check, 1365 CodeEmitInfo* info_for_exception, CodeEmitInfo* info_for_patch, CodeStub* stub, 1366 ciMethod* profiled_method, int profiled_bci) { 1367 append(new LIR_OpTypeCheck(lir_checkcast, result, object, klass, 1368 tmp1, tmp2, tmp3, fast_check, info_for_exception, info_for_patch, stub, 1369 profiled_method, profiled_bci)); 1370 } 1371 1372 1373 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) { 1374 append(new LIR_OpTypeCheck(lir_instanceof, result, object, klass, tmp1, tmp2, tmp3, fast_check, NULL, info_for_patch, NULL, NULL, 0)); 1375 } 1376 1377 1378 void LIR_List::store_check(LIR_Opr object, LIR_Opr array, LIR_Opr tmp1, LIR_Opr tmp2, LIR_Opr tmp3, CodeEmitInfo* info_for_exception) { 1379 append(new LIR_OpTypeCheck(lir_store_check, object, array, tmp1, tmp2, tmp3, info_for_exception, NULL, 0)); 1380 } 1381 1382 1383 void LIR_List::cas_long(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, 1384 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { 1385 append(new LIR_OpCompareAndSwap(lir_cas_long, addr, cmp_value, new_value, t1, t2, result)); 1386 } 1387 1388 void LIR_List::cas_obj(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, 1389 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { 1390 append(new LIR_OpCompareAndSwap(lir_cas_obj, addr, cmp_value, new_value, t1, t2, result)); 1391 } 1392 1393 void LIR_List::cas_int(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, 1394 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { 1395 append(new LIR_OpCompareAndSwap(lir_cas_int, addr, cmp_value, new_value, t1, t2, result)); 1396 } 1397 1398 1399 #ifdef PRODUCT 1400 1401 void print_LIR(BlockList* blocks) { 1402 } 1403 1404 #else 1405 // LIR_OprDesc 1406 void LIR_OprDesc::print() const { 1407 print(tty); 1408 } 1409 1410 void LIR_OprDesc::print(outputStream* out) const { 1411 if (is_illegal()) { 1412 return; 1413 } 1414 1415 out->print("["); 1416 if (is_pointer()) { 1417 pointer()->print_value_on(out); 1418 } else if (is_single_stack()) { 1419 out->print("stack:%d", single_stack_ix()); 1420 } else if (is_double_stack()) { 1421 out->print("dbl_stack:%d",double_stack_ix()); 1422 } else if (is_virtual()) { 1423 out->print("R%d", vreg_number()); 1424 } else if (is_single_cpu()) { 1425 out->print(as_register()->name()); 1426 } else if (is_double_cpu()) { 1427 out->print(as_register_hi()->name()); 1428 out->print(as_register_lo()->name()); 1429 #if defined(X86) 1430 } else if (is_single_xmm()) { 1431 out->print(as_xmm_float_reg()->name()); 1432 } else if (is_double_xmm()) { 1433 out->print(as_xmm_double_reg()->name()); 1434 } else if (is_single_fpu()) { 1435 out->print("fpu%d", fpu_regnr()); 1436 } else if (is_double_fpu()) { 1437 out->print("fpu%d", fpu_regnrLo()); 1438 #elif defined(ARM) 1439 } else if (is_single_fpu()) { 1440 out->print("s%d", fpu_regnr()); 1441 } else if (is_double_fpu()) { 1442 out->print("d%d", fpu_regnrLo() >> 1); 1443 #else 1444 } else if (is_single_fpu()) { 1445 out->print(as_float_reg()->name()); 1446 } else if (is_double_fpu()) { 1447 out->print(as_double_reg()->name()); 1448 #endif 1449 1450 } else if (is_illegal()) { 1451 out->print("-"); 1452 } else { 1453 out->print("Unknown Operand"); 1454 } 1455 if (!is_illegal()) { 1456 out->print("|%c", type_char()); 1457 } 1458 if (is_register() && is_last_use()) { 1459 out->print("(last_use)"); 1460 } 1461 out->print("]"); 1462 } 1463 1464 1465 // LIR_Address 1466 void LIR_Const::print_value_on(outputStream* out) const { 1467 switch (type()) { 1468 case T_ADDRESS:out->print("address:%d",as_jint()); break; 1469 case T_INT: out->print("int:%d", as_jint()); break; 1470 case T_LONG: out->print("lng:%lld", as_jlong()); break; 1471 case T_FLOAT: out->print("flt:%f", as_jfloat()); break; 1472 case T_DOUBLE: out->print("dbl:%f", as_jdouble()); break; 1473 case T_OBJECT: out->print("obj:0x%x", as_jobject()); break; 1474 default: out->print("%3d:0x%x",type(), as_jdouble()); break; 1475 } 1476 } 1477 1478 // LIR_Address 1479 void LIR_Address::print_value_on(outputStream* out) const { 1480 out->print("Base:"); _base->print(out); 1481 if (!_index->is_illegal()) { 1482 out->print(" Index:"); _index->print(out); 1483 switch (scale()) { 1484 case times_1: break; 1485 case times_2: out->print(" * 2"); break; 1486 case times_4: out->print(" * 4"); break; 1487 case times_8: out->print(" * 8"); break; 1488 } 1489 } 1490 out->print(" Disp: %d", _disp); 1491 } 1492 1493 // debug output of block header without InstructionPrinter 1494 // (because phi functions are not necessary for LIR) 1495 static void print_block(BlockBegin* x) { 1496 // print block id 1497 BlockEnd* end = x->end(); 1498 tty->print("B%d ", x->block_id()); 1499 1500 // print flags 1501 if (x->is_set(BlockBegin::std_entry_flag)) tty->print("std "); 1502 if (x->is_set(BlockBegin::osr_entry_flag)) tty->print("osr "); 1503 if (x->is_set(BlockBegin::exception_entry_flag)) tty->print("ex "); 1504 if (x->is_set(BlockBegin::subroutine_entry_flag)) tty->print("jsr "); 1505 if (x->is_set(BlockBegin::backward_branch_target_flag)) tty->print("bb "); 1506 if (x->is_set(BlockBegin::linear_scan_loop_header_flag)) tty->print("lh "); 1507 if (x->is_set(BlockBegin::linear_scan_loop_end_flag)) tty->print("le "); 1508 1509 // print block bci range 1510 tty->print("[%d, %d] ", x->bci(), (end == NULL ? -1 : end->bci())); 1511 1512 // print predecessors and successors 1513 if (x->number_of_preds() > 0) { 1514 tty->print("preds: "); 1515 for (int i = 0; i < x->number_of_preds(); i ++) { 1516 tty->print("B%d ", x->pred_at(i)->block_id()); 1517 } 1518 } 1519 1520 if (x->number_of_sux() > 0) { 1521 tty->print("sux: "); 1522 for (int i = 0; i < x->number_of_sux(); i ++) { 1523 tty->print("B%d ", x->sux_at(i)->block_id()); 1524 } 1525 } 1526 1527 // print exception handlers 1528 if (x->number_of_exception_handlers() > 0) { 1529 tty->print("xhandler: "); 1530 for (int i = 0; i < x->number_of_exception_handlers(); i++) { 1531 tty->print("B%d ", x->exception_handler_at(i)->block_id()); 1532 } 1533 } 1534 1535 tty->cr(); 1536 } 1537 1538 void print_LIR(BlockList* blocks) { 1539 tty->print_cr("LIR:"); 1540 int i; 1541 for (i = 0; i < blocks->length(); i++) { 1542 BlockBegin* bb = blocks->at(i); 1543 print_block(bb); 1544 tty->print("__id_Instruction___________________________________________"); tty->cr(); 1545 bb->lir()->print_instructions(); 1546 } 1547 } 1548 1549 void LIR_List::print_instructions() { 1550 for (int i = 0; i < _operations.length(); i++) { 1551 _operations.at(i)->print(); tty->cr(); 1552 } 1553 tty->cr(); 1554 } 1555 1556 // LIR_Ops printing routines 1557 // LIR_Op 1558 void LIR_Op::print_on(outputStream* out) const { 1559 if (id() != -1 || PrintCFGToFile) { 1560 out->print("%4d ", id()); 1561 } else { 1562 out->print(" "); 1563 } 1564 out->print(name()); out->print(" "); 1565 print_instr(out); 1566 if (info() != NULL) out->print(" [bci:%d]", info()->bci()); 1567 #ifdef ASSERT 1568 if (Verbose && _file != NULL) { 1569 out->print(" (%s:%d)", _file, _line); 1570 } 1571 #endif 1572 } 1573 1574 const char * LIR_Op::name() const { 1575 const char* s = NULL; 1576 switch(code()) { 1577 // LIR_Op0 1578 case lir_membar: s = "membar"; break; 1579 case lir_membar_acquire: s = "membar_acquire"; break; 1580 case lir_membar_release: s = "membar_release"; break; 1581 case lir_word_align: s = "word_align"; break; 1582 case lir_label: s = "label"; break; 1583 case lir_nop: s = "nop"; break; 1584 case lir_backwardbranch_target: s = "backbranch"; break; 1585 case lir_std_entry: s = "std_entry"; break; 1586 case lir_osr_entry: s = "osr_entry"; break; 1587 case lir_build_frame: s = "build_frm"; break; 1588 case lir_fpop_raw: s = "fpop_raw"; break; 1589 case lir_24bit_FPU: s = "24bit_FPU"; break; 1590 case lir_reset_FPU: s = "reset_FPU"; break; 1591 case lir_breakpoint: s = "breakpoint"; break; 1592 case lir_get_thread: s = "get_thread"; break; 1593 // LIR_Op1 1594 case lir_fxch: s = "fxch"; break; 1595 case lir_fld: s = "fld"; break; 1596 case lir_ffree: s = "ffree"; break; 1597 case lir_push: s = "push"; break; 1598 case lir_pop: s = "pop"; break; 1599 case lir_null_check: s = "null_check"; break; 1600 case lir_return: s = "return"; break; 1601 case lir_safepoint: s = "safepoint"; break; 1602 case lir_neg: s = "neg"; break; 1603 case lir_leal: s = "leal"; break; 1604 case lir_branch: s = "branch"; break; 1605 case lir_cond_float_branch: s = "flt_cond_br"; break; 1606 case lir_move: s = "move"; break; 1607 case lir_roundfp: s = "roundfp"; break; 1608 case lir_rtcall: s = "rtcall"; break; 1609 case lir_throw: s = "throw"; break; 1610 case lir_unwind: s = "unwind"; break; 1611 case lir_convert: s = "convert"; break; 1612 case lir_alloc_object: s = "alloc_obj"; break; 1613 case lir_monaddr: s = "mon_addr"; break; 1614 // LIR_Op2 1615 case lir_cmp: s = "cmp"; break; 1616 case lir_cmp_l2i: s = "cmp_l2i"; break; 1617 case lir_ucmp_fd2i: s = "ucomp_fd2i"; break; 1618 case lir_cmp_fd2i: s = "comp_fd2i"; break; 1619 case lir_cmove: s = "cmove"; break; 1620 case lir_add: s = "add"; break; 1621 case lir_sub: s = "sub"; break; 1622 case lir_mul: s = "mul"; break; 1623 case lir_mul_strictfp: s = "mul_strictfp"; break; 1624 case lir_div: s = "div"; break; 1625 case lir_div_strictfp: s = "div_strictfp"; break; 1626 case lir_rem: s = "rem"; break; 1627 case lir_abs: s = "abs"; break; 1628 case lir_sqrt: s = "sqrt"; break; 1629 case lir_sin: s = "sin"; break; 1630 case lir_cos: s = "cos"; break; 1631 case lir_tan: s = "tan"; break; 1632 case lir_log: s = "log"; break; 1633 case lir_log10: s = "log10"; break; 1634 case lir_logic_and: s = "logic_and"; break; 1635 case lir_logic_or: s = "logic_or"; break; 1636 case lir_logic_xor: s = "logic_xor"; break; 1637 case lir_shl: s = "shift_left"; break; 1638 case lir_shr: s = "shift_right"; break; 1639 case lir_ushr: s = "ushift_right"; break; 1640 case lir_alloc_array: s = "alloc_array"; break; 1641 // LIR_Op3 1642 case lir_idiv: s = "idiv"; break; 1643 case lir_irem: s = "irem"; break; 1644 // LIR_OpJavaCall 1645 case lir_static_call: s = "static"; break; 1646 case lir_optvirtual_call: s = "optvirtual"; break; 1647 case lir_icvirtual_call: s = "icvirtual"; break; 1648 case lir_virtual_call: s = "virtual"; break; 1649 case lir_dynamic_call: s = "dynamic"; break; 1650 // LIR_OpArrayCopy 1651 case lir_arraycopy: s = "arraycopy"; break; 1652 // LIR_OpLock 1653 case lir_lock: s = "lock"; break; 1654 case lir_unlock: s = "unlock"; break; 1655 // LIR_OpDelay 1656 case lir_delay_slot: s = "delay"; break; 1657 // LIR_OpTypeCheck 1658 case lir_instanceof: s = "instanceof"; break; 1659 case lir_checkcast: s = "checkcast"; break; 1660 case lir_store_check: s = "store_check"; break; 1661 // LIR_OpCompareAndSwap 1662 case lir_cas_long: s = "cas_long"; break; 1663 case lir_cas_obj: s = "cas_obj"; break; 1664 case lir_cas_int: s = "cas_int"; break; 1665 // LIR_OpProfileCall 1666 case lir_profile_call: s = "profile_call"; break; 1667 1668 case lir_none: ShouldNotReachHere();break; 1669 default: s = "illegal_op"; break; 1670 } 1671 return s; 1672 } 1673 1674 // LIR_OpJavaCall 1675 void LIR_OpJavaCall::print_instr(outputStream* out) const { 1676 out->print("call: "); 1677 out->print("[addr: 0x%x]", address()); 1678 if (receiver()->is_valid()) { 1679 out->print(" [recv: "); receiver()->print(out); out->print("]"); 1680 } 1681 if (result_opr()->is_valid()) { 1682 out->print(" [result: "); result_opr()->print(out); out->print("]"); 1683 } 1684 } 1685 1686 // LIR_OpLabel 1687 void LIR_OpLabel::print_instr(outputStream* out) const { 1688 out->print("[label:0x%x]", _label); 1689 } 1690 1691 // LIR_OpArrayCopy 1692 void LIR_OpArrayCopy::print_instr(outputStream* out) const { 1693 src()->print(out); out->print(" "); 1694 src_pos()->print(out); out->print(" "); 1695 dst()->print(out); out->print(" "); 1696 dst_pos()->print(out); out->print(" "); 1697 length()->print(out); out->print(" "); 1698 tmp()->print(out); out->print(" "); 1699 } 1700 1701 // LIR_OpCompareAndSwap 1702 void LIR_OpCompareAndSwap::print_instr(outputStream* out) const { 1703 addr()->print(out); out->print(" "); 1704 cmp_value()->print(out); out->print(" "); 1705 new_value()->print(out); out->print(" "); 1706 tmp1()->print(out); out->print(" "); 1707 tmp2()->print(out); out->print(" "); 1708 1709 } 1710 1711 // LIR_Op0 1712 void LIR_Op0::print_instr(outputStream* out) const { 1713 result_opr()->print(out); 1714 } 1715 1716 // LIR_Op1 1717 const char * LIR_Op1::name() const { 1718 if (code() == lir_move) { 1719 switch (move_kind()) { 1720 case lir_move_normal: 1721 return "move"; 1722 case lir_move_unaligned: 1723 return "unaligned move"; 1724 case lir_move_volatile: 1725 return "volatile_move"; 1726 default: 1727 ShouldNotReachHere(); 1728 return "illegal_op"; 1729 } 1730 } else { 1731 return LIR_Op::name(); 1732 } 1733 } 1734 1735 1736 void LIR_Op1::print_instr(outputStream* out) const { 1737 _opr->print(out); out->print(" "); 1738 result_opr()->print(out); out->print(" "); 1739 print_patch_code(out, patch_code()); 1740 } 1741 1742 1743 // LIR_Op1 1744 void LIR_OpRTCall::print_instr(outputStream* out) const { 1745 intx a = (intx)addr(); 1746 out->print(Runtime1::name_for_address(addr())); 1747 out->print(" "); 1748 tmp()->print(out); 1749 } 1750 1751 void LIR_Op1::print_patch_code(outputStream* out, LIR_PatchCode code) { 1752 switch(code) { 1753 case lir_patch_none: break; 1754 case lir_patch_low: out->print("[patch_low]"); break; 1755 case lir_patch_high: out->print("[patch_high]"); break; 1756 case lir_patch_normal: out->print("[patch_normal]"); break; 1757 default: ShouldNotReachHere(); 1758 } 1759 } 1760 1761 // LIR_OpBranch 1762 void LIR_OpBranch::print_instr(outputStream* out) const { 1763 print_condition(out, cond()); out->print(" "); 1764 if (block() != NULL) { 1765 out->print("[B%d] ", block()->block_id()); 1766 } else if (stub() != NULL) { 1767 out->print("["); 1768 stub()->print_name(out); 1769 out->print(": 0x%x]", stub()); 1770 if (stub()->info() != NULL) out->print(" [bci:%d]", stub()->info()->bci()); 1771 } else { 1772 out->print("[label:0x%x] ", label()); 1773 } 1774 if (ublock() != NULL) { 1775 out->print("unordered: [B%d] ", ublock()->block_id()); 1776 } 1777 } 1778 1779 void LIR_Op::print_condition(outputStream* out, LIR_Condition cond) { 1780 switch(cond) { 1781 case lir_cond_equal: out->print("[EQ]"); break; 1782 case lir_cond_notEqual: out->print("[NE]"); break; 1783 case lir_cond_less: out->print("[LT]"); break; 1784 case lir_cond_lessEqual: out->print("[LE]"); break; 1785 case lir_cond_greaterEqual: out->print("[GE]"); break; 1786 case lir_cond_greater: out->print("[GT]"); break; 1787 case lir_cond_belowEqual: out->print("[BE]"); break; 1788 case lir_cond_aboveEqual: out->print("[AE]"); break; 1789 case lir_cond_always: out->print("[AL]"); break; 1790 default: out->print("[%d]",cond); break; 1791 } 1792 } 1793 1794 // LIR_OpConvert 1795 void LIR_OpConvert::print_instr(outputStream* out) const { 1796 print_bytecode(out, bytecode()); 1797 in_opr()->print(out); out->print(" "); 1798 result_opr()->print(out); out->print(" "); 1799 #ifdef PPC 1800 if(tmp1()->is_valid()) { 1801 tmp1()->print(out); out->print(" "); 1802 tmp2()->print(out); out->print(" "); 1803 } 1804 #endif 1805 } 1806 1807 void LIR_OpConvert::print_bytecode(outputStream* out, Bytecodes::Code code) { 1808 switch(code) { 1809 case Bytecodes::_d2f: out->print("[d2f] "); break; 1810 case Bytecodes::_d2i: out->print("[d2i] "); break; 1811 case Bytecodes::_d2l: out->print("[d2l] "); break; 1812 case Bytecodes::_f2d: out->print("[f2d] "); break; 1813 case Bytecodes::_f2i: out->print("[f2i] "); break; 1814 case Bytecodes::_f2l: out->print("[f2l] "); break; 1815 case Bytecodes::_i2b: out->print("[i2b] "); break; 1816 case Bytecodes::_i2c: out->print("[i2c] "); break; 1817 case Bytecodes::_i2d: out->print("[i2d] "); break; 1818 case Bytecodes::_i2f: out->print("[i2f] "); break; 1819 case Bytecodes::_i2l: out->print("[i2l] "); break; 1820 case Bytecodes::_i2s: out->print("[i2s] "); break; 1821 case Bytecodes::_l2i: out->print("[l2i] "); break; 1822 case Bytecodes::_l2f: out->print("[l2f] "); break; 1823 case Bytecodes::_l2d: out->print("[l2d] "); break; 1824 default: 1825 out->print("[?%d]",code); 1826 break; 1827 } 1828 } 1829 1830 void LIR_OpAllocObj::print_instr(outputStream* out) const { 1831 klass()->print(out); out->print(" "); 1832 obj()->print(out); out->print(" "); 1833 tmp1()->print(out); out->print(" "); 1834 tmp2()->print(out); out->print(" "); 1835 tmp3()->print(out); out->print(" "); 1836 tmp4()->print(out); out->print(" "); 1837 out->print("[hdr:%d]", header_size()); out->print(" "); 1838 out->print("[obj:%d]", object_size()); out->print(" "); 1839 out->print("[lbl:0x%x]", stub()->entry()); 1840 } 1841 1842 void LIR_OpRoundFP::print_instr(outputStream* out) const { 1843 _opr->print(out); out->print(" "); 1844 tmp()->print(out); out->print(" "); 1845 result_opr()->print(out); out->print(" "); 1846 } 1847 1848 // LIR_Op2 1849 void LIR_Op2::print_instr(outputStream* out) const { 1850 if (code() == lir_cmove) { 1851 print_condition(out, condition()); out->print(" "); 1852 } 1853 in_opr1()->print(out); out->print(" "); 1854 in_opr2()->print(out); out->print(" "); 1855 if (tmp_opr()->is_valid()) { tmp_opr()->print(out); out->print(" "); } 1856 result_opr()->print(out); 1857 } 1858 1859 void LIR_OpAllocArray::print_instr(outputStream* out) const { 1860 klass()->print(out); out->print(" "); 1861 len()->print(out); out->print(" "); 1862 obj()->print(out); out->print(" "); 1863 tmp1()->print(out); out->print(" "); 1864 tmp2()->print(out); out->print(" "); 1865 tmp3()->print(out); out->print(" "); 1866 tmp4()->print(out); out->print(" "); 1867 out->print("[type:0x%x]", type()); out->print(" "); 1868 out->print("[label:0x%x]", stub()->entry()); 1869 } 1870 1871 1872 void LIR_OpTypeCheck::print_instr(outputStream* out) const { 1873 object()->print(out); out->print(" "); 1874 if (code() == lir_store_check) { 1875 array()->print(out); out->print(" "); 1876 } 1877 if (code() != lir_store_check) { 1878 klass()->print_name_on(out); out->print(" "); 1879 if (fast_check()) out->print("fast_check "); 1880 } 1881 tmp1()->print(out); out->print(" "); 1882 tmp2()->print(out); out->print(" "); 1883 tmp3()->print(out); out->print(" "); 1884 result_opr()->print(out); out->print(" "); 1885 if (info_for_exception() != NULL) out->print(" [bci:%d]", info_for_exception()->bci()); 1886 } 1887 1888 1889 // LIR_Op3 1890 void LIR_Op3::print_instr(outputStream* out) const { 1891 in_opr1()->print(out); out->print(" "); 1892 in_opr2()->print(out); out->print(" "); 1893 in_opr3()->print(out); out->print(" "); 1894 result_opr()->print(out); 1895 } 1896 1897 1898 void LIR_OpLock::print_instr(outputStream* out) const { 1899 hdr_opr()->print(out); out->print(" "); 1900 obj_opr()->print(out); out->print(" "); 1901 lock_opr()->print(out); out->print(" "); 1902 if (_scratch->is_valid()) { 1903 _scratch->print(out); out->print(" "); 1904 } 1905 out->print("[lbl:0x%x]", stub()->entry()); 1906 } 1907 1908 1909 void LIR_OpDelay::print_instr(outputStream* out) const { 1910 _op->print_on(out); 1911 } 1912 1913 1914 // LIR_OpProfileCall 1915 void LIR_OpProfileCall::print_instr(outputStream* out) const { 1916 profiled_method()->name()->print_symbol_on(out); 1917 out->print("."); 1918 profiled_method()->holder()->name()->print_symbol_on(out); 1919 out->print(" @ %d ", profiled_bci()); 1920 mdo()->print(out); out->print(" "); 1921 recv()->print(out); out->print(" "); 1922 tmp1()->print(out); out->print(" "); 1923 } 1924 1925 1926 #endif // PRODUCT 1927 1928 // Implementation of LIR_InsertionBuffer 1929 1930 void LIR_InsertionBuffer::append(int index, LIR_Op* op) { 1931 assert(_index_and_count.length() % 2 == 0, "must have a count for each index"); 1932 1933 int i = number_of_insertion_points() - 1; 1934 if (i < 0 || index_at(i) < index) { 1935 append_new(index, 1); 1936 } else { 1937 assert(index_at(i) == index, "can append LIR_Ops in ascending order only"); 1938 assert(count_at(i) > 0, "check"); 1939 set_count_at(i, count_at(i) + 1); 1940 } 1941 _ops.push(op); 1942 1943 DEBUG_ONLY(verify()); 1944 } 1945 1946 #ifdef ASSERT 1947 void LIR_InsertionBuffer::verify() { 1948 int sum = 0; 1949 int prev_idx = -1; 1950 1951 for (int i = 0; i < number_of_insertion_points(); i++) { 1952 assert(prev_idx < index_at(i), "index must be ordered ascending"); 1953 sum += count_at(i); 1954 } 1955 assert(sum == number_of_ops(), "wrong total sum"); 1956 } 1957 #endif