| OLD | NEW |
| 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
| (...skipping 420 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 431 // ----------------------------------- | 431 // ----------------------------------- |
| 432 | 432 |
| 433 __ ldr(r0, MemOperand(sp, 0)); | 433 __ ldr(r0, MemOperand(sp, 0)); |
| 434 // Probe the stub cache. | 434 // Probe the stub cache. |
| 435 Code::Flags flags = Code::ComputeFlags(Code::LOAD_IC, | 435 Code::Flags flags = Code::ComputeFlags(Code::LOAD_IC, |
| 436 NOT_IN_LOOP, | 436 NOT_IN_LOOP, |
| 437 MONOMORPHIC); | 437 MONOMORPHIC); |
| 438 StubCache::GenerateProbe(masm, flags, r0, r2, r3, no_reg); | 438 StubCache::GenerateProbe(masm, flags, r0, r2, r3, no_reg); |
| 439 | 439 |
| 440 // Cache miss: Jump to runtime. | 440 // Cache miss: Jump to runtime. |
| 441 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); | 441 GenerateMiss(masm); |
| 442 } | 442 } |
| 443 | 443 |
| 444 | 444 |
| 445 void LoadIC::GenerateNormal(MacroAssembler* masm) { | 445 void LoadIC::GenerateNormal(MacroAssembler* masm) { |
| 446 // ----------- S t a t e ------------- | 446 // ----------- S t a t e ------------- |
| 447 // -- r2 : name | 447 // -- r2 : name |
| 448 // -- lr : return address | 448 // -- lr : return address |
| 449 // -- [sp] : receiver | 449 // -- [sp] : receiver |
| 450 // ----------------------------------- | 450 // ----------------------------------- |
| 451 Label miss, probe, global; | 451 Label miss, probe, global; |
| (...skipping 23 matching lines...) Expand all Loading... |
| 475 GenerateCheckNonObjectOrLoaded(masm, &miss, r0, r1); | 475 GenerateCheckNonObjectOrLoaded(masm, &miss, r0, r1); |
| 476 __ Ret(); | 476 __ Ret(); |
| 477 | 477 |
| 478 // Global object access: Check access rights. | 478 // Global object access: Check access rights. |
| 479 __ bind(&global); | 479 __ bind(&global); |
| 480 __ CheckAccessGlobalProxy(r0, r1, &miss); | 480 __ CheckAccessGlobalProxy(r0, r1, &miss); |
| 481 __ b(&probe); | 481 __ b(&probe); |
| 482 | 482 |
| 483 // Cache miss: Restore receiver from stack and jump to runtime. | 483 // Cache miss: Restore receiver from stack and jump to runtime. |
| 484 __ bind(&miss); | 484 __ bind(&miss); |
| 485 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); | 485 GenerateMiss(masm); |
| 486 } | 486 } |
| 487 | 487 |
| 488 | 488 |
| 489 void LoadIC::GenerateMiss(MacroAssembler* masm) { | 489 void LoadIC::GenerateMiss(MacroAssembler* masm) { |
| 490 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); | |
| 491 } | |
| 492 | |
| 493 | |
| 494 void LoadIC::Generate(MacroAssembler* masm, const ExternalReference& f) { | |
| 495 // ----------- S t a t e ------------- | 490 // ----------- S t a t e ------------- |
| 496 // -- r2 : name | 491 // -- r2 : name |
| 497 // -- lr : return address | 492 // -- lr : return address |
| 498 // -- [sp] : receiver | 493 // -- [sp] : receiver |
| 499 // ----------------------------------- | 494 // ----------------------------------- |
| 500 | 495 |
| 501 __ ldr(r3, MemOperand(sp, 0)); | 496 __ ldr(r3, MemOperand(sp, 0)); |
| 502 __ stm(db_w, sp, r2.bit() | r3.bit()); | 497 __ stm(db_w, sp, r2.bit() | r3.bit()); |
| 503 | 498 |
| 504 // Perform tail call to the entry. | 499 // Perform tail call to the entry. |
| 505 __ TailCallRuntime(f, 2, 1); | 500 __ TailCallRuntime(ExternalReference(IC_Utility(kLoadIC_Miss)), 2, 1); |
| 506 } | 501 } |
| 507 | 502 |
| 508 | 503 |
| 509 // TODO(181): Implement map patching once loop nesting is tracked on the | 504 // TODO(181): Implement map patching once loop nesting is tracked on the |
| 510 // ARM platform so we can generate inlined fast-case code loads in | 505 // ARM platform so we can generate inlined fast-case code loads in |
| 511 // loops. | 506 // loops. |
| 512 void LoadIC::ClearInlinedVersion(Address address) {} | 507 void LoadIC::ClearInlinedVersion(Address address) {} |
| 513 bool LoadIC::PatchInlinedLoad(Address address, Object* map, int offset) { | 508 bool LoadIC::PatchInlinedLoad(Address address, Object* map, int offset) { |
| 514 return false; | 509 return false; |
| 515 } | 510 } |
| 516 | 511 |
| 517 void KeyedLoadIC::ClearInlinedVersion(Address address) {} | 512 void KeyedLoadIC::ClearInlinedVersion(Address address) {} |
| 518 bool KeyedLoadIC::PatchInlinedLoad(Address address, Object* map) { | 513 bool KeyedLoadIC::PatchInlinedLoad(Address address, Object* map) { |
| 519 return false; | 514 return false; |
| 520 } | 515 } |
| 521 | 516 |
| 522 void KeyedStoreIC::ClearInlinedVersion(Address address) {} | 517 void KeyedStoreIC::ClearInlinedVersion(Address address) {} |
| 523 void KeyedStoreIC::RestoreInlinedVersion(Address address) {} | 518 void KeyedStoreIC::RestoreInlinedVersion(Address address) {} |
| 524 bool KeyedStoreIC::PatchInlinedStore(Address address, Object* map) { | 519 bool KeyedStoreIC::PatchInlinedStore(Address address, Object* map) { |
| 525 return false; | 520 return false; |
| 526 } | 521 } |
| 527 | 522 |
| 528 | 523 |
| 529 Object* KeyedLoadIC_Miss(Arguments args); | 524 Object* KeyedLoadIC_Miss(Arguments args); |
| 530 | 525 |
| 531 | 526 |
| 532 void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) { | 527 void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) { |
| 533 Generate(masm, ExternalReference(IC_Utility(kKeyedLoadIC_Miss))); | 528 // ---------- S t a t e -------------- |
| 529 // -- lr : return address |
| 530 // -- sp[0] : key |
| 531 // -- sp[4] : receiver |
| 532 // ----------------------------------- |
| 533 |
| 534 __ ldm(ia, sp, r2.bit() | r3.bit()); |
| 535 __ stm(db_w, sp, r2.bit() | r3.bit()); |
| 536 |
| 537 __ TailCallRuntime(ExternalReference(IC_Utility(kKeyedLoadIC_Miss)), 2, 1); |
| 534 } | 538 } |
| 535 | 539 |
| 536 | 540 |
| 537 void KeyedLoadIC::Generate(MacroAssembler* masm, const ExternalReference& f) { | 541 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) { |
| 538 // ---------- S t a t e -------------- | 542 // ---------- S t a t e -------------- |
| 539 // -- lr : return address | 543 // -- lr : return address |
| 540 // -- sp[0] : key | 544 // -- sp[0] : key |
| 541 // -- sp[4] : receiver | 545 // -- sp[4] : receiver |
| 542 // ----------------------------------- | 546 // ----------------------------------- |
| 543 | 547 |
| 544 __ ldm(ia, sp, r2.bit() | r3.bit()); | 548 __ ldm(ia, sp, r2.bit() | r3.bit()); |
| 545 __ stm(db_w, sp, r2.bit() | r3.bit()); | 549 __ stm(db_w, sp, r2.bit() | r3.bit()); |
| 546 | 550 |
| 547 __ TailCallRuntime(f, 2, 1); | 551 __ TailCallRuntime(ExternalReference(Runtime::kGetProperty), 2, 1); |
| 548 } | 552 } |
| 549 | 553 |
| 550 | 554 |
| 551 void KeyedLoadIC::GenerateGeneric(MacroAssembler* masm) { | 555 void KeyedLoadIC::GenerateGeneric(MacroAssembler* masm) { |
| 552 // ---------- S t a t e -------------- | 556 // ---------- S t a t e -------------- |
| 553 // -- lr : return address | 557 // -- lr : return address |
| 554 // -- sp[0] : key | 558 // -- sp[0] : key |
| 555 // -- sp[4] : receiver | 559 // -- sp[4] : receiver |
| 556 // ----------------------------------- | 560 // ----------------------------------- |
| 557 Label slow, fast; | 561 Label slow, fast; |
| (...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 590 __ cmp(r3, ip); | 594 __ cmp(r3, ip); |
| 591 __ b(ne, &slow); | 595 __ b(ne, &slow); |
| 592 // Check that the key (index) is within bounds. | 596 // Check that the key (index) is within bounds. |
| 593 __ ldr(r3, FieldMemOperand(r1, Array::kLengthOffset)); | 597 __ ldr(r3, FieldMemOperand(r1, Array::kLengthOffset)); |
| 594 __ cmp(r0, Operand(r3)); | 598 __ cmp(r0, Operand(r3)); |
| 595 __ b(lo, &fast); | 599 __ b(lo, &fast); |
| 596 | 600 |
| 597 // Slow case: Push extra copies of the arguments (2). | 601 // Slow case: Push extra copies of the arguments (2). |
| 598 __ bind(&slow); | 602 __ bind(&slow); |
| 599 __ IncrementCounter(&Counters::keyed_load_generic_slow, 1, r0, r1); | 603 __ IncrementCounter(&Counters::keyed_load_generic_slow, 1, r0, r1); |
| 600 __ ldm(ia, sp, r0.bit() | r1.bit()); | 604 GenerateRuntimeGetProperty(masm); |
| 601 __ stm(db_w, sp, r0.bit() | r1.bit()); | |
| 602 // Do tail-call to runtime routine. | |
| 603 __ TailCallRuntime(ExternalReference(Runtime::kGetProperty), 2, 1); | |
| 604 | 605 |
| 605 // Fast case: Do the load. | 606 // Fast case: Do the load. |
| 606 __ bind(&fast); | 607 __ bind(&fast); |
| 607 __ add(r3, r1, Operand(FixedArray::kHeaderSize - kHeapObjectTag)); | 608 __ add(r3, r1, Operand(FixedArray::kHeaderSize - kHeapObjectTag)); |
| 608 __ ldr(r0, MemOperand(r3, r0, LSL, kPointerSizeLog2)); | 609 __ ldr(r0, MemOperand(r3, r0, LSL, kPointerSizeLog2)); |
| 609 __ LoadRoot(ip, Heap::kTheHoleValueRootIndex); | 610 __ LoadRoot(ip, Heap::kTheHoleValueRootIndex); |
| 610 __ cmp(r0, ip); | 611 __ cmp(r0, ip); |
| 611 // In case the loaded value is the_hole we have to consult GetProperty | 612 // In case the loaded value is the_hole we have to consult GetProperty |
| 612 // to ensure the prototype chain is searched. | 613 // to ensure the prototype chain is searched. |
| 613 __ b(eq, &slow); | 614 __ b(eq, &slow); |
| (...skipping 13 matching lines...) Expand all Loading... |
| 627 } | 628 } |
| 628 | 629 |
| 629 | 630 |
| 630 void KeyedLoadIC::GenerateExternalArray(MacroAssembler* masm, | 631 void KeyedLoadIC::GenerateExternalArray(MacroAssembler* masm, |
| 631 ExternalArrayType array_type) { | 632 ExternalArrayType array_type) { |
| 632 // TODO(476): port specialized code. | 633 // TODO(476): port specialized code. |
| 633 GenerateGeneric(masm); | 634 GenerateGeneric(masm); |
| 634 } | 635 } |
| 635 | 636 |
| 636 | 637 |
| 637 void KeyedStoreIC::Generate(MacroAssembler* masm, | 638 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) { |
| 638 const ExternalReference& f) { | |
| 639 // ---------- S t a t e -------------- | 639 // ---------- S t a t e -------------- |
| 640 // -- r0 : value | 640 // -- r0 : value |
| 641 // -- lr : return address | 641 // -- lr : return address |
| 642 // -- sp[0] : key | 642 // -- sp[0] : key |
| 643 // -- sp[1] : receiver | 643 // -- sp[1] : receiver |
| 644 // ----------------------------------- | 644 // ----------------------------------- |
| 645 | 645 |
| 646 __ ldm(ia, sp, r2.bit() | r3.bit()); | 646 __ ldm(ia, sp, r2.bit() | r3.bit()); |
| 647 __ stm(db_w, sp, r0.bit() | r2.bit() | r3.bit()); | 647 __ stm(db_w, sp, r0.bit() | r2.bit() | r3.bit()); |
| 648 | 648 |
| 649 __ TailCallRuntime(f, 3, 1); | 649 __ TailCallRuntime(ExternalReference(IC_Utility(kKeyedStoreIC_Miss)), 3, 1); |
| 650 } |
| 651 |
| 652 |
| 653 void KeyedStoreIC::GenerateRuntimeSetProperty(MacroAssembler* masm) { |
| 654 // ---------- S t a t e -------------- |
| 655 // -- r0 : value |
| 656 // -- lr : return address |
| 657 // -- sp[0] : key |
| 658 // -- sp[1] : receiver |
| 659 // ----------------------------------- |
| 660 __ ldm(ia, sp, r1.bit() | r3.bit()); // r0 == value, r1 == key, r3 == object |
| 661 __ stm(db_w, sp, r0.bit() | r1.bit() | r3.bit()); |
| 662 |
| 663 __ TailCallRuntime(ExternalReference(Runtime::kSetProperty), 3, 1); |
| 650 } | 664 } |
| 651 | 665 |
| 652 | 666 |
| 653 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) { | 667 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) { |
| 654 // ---------- S t a t e -------------- | 668 // ---------- S t a t e -------------- |
| 655 // -- r0 : value | 669 // -- r0 : value |
| 656 // -- lr : return address | 670 // -- lr : return address |
| 657 // -- sp[0] : key | 671 // -- sp[0] : key |
| 658 // -- sp[1] : receiver | 672 // -- sp[1] : receiver |
| 659 // ----------------------------------- | 673 // ----------------------------------- |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 694 // Untag the key (for checking against untagged length in the fixed array). | 708 // Untag the key (for checking against untagged length in the fixed array). |
| 695 __ mov(r1, Operand(r1, ASR, kSmiTagSize)); | 709 __ mov(r1, Operand(r1, ASR, kSmiTagSize)); |
| 696 // Compute address to store into and check array bounds. | 710 // Compute address to store into and check array bounds. |
| 697 __ add(r2, r3, Operand(FixedArray::kHeaderSize - kHeapObjectTag)); | 711 __ add(r2, r3, Operand(FixedArray::kHeaderSize - kHeapObjectTag)); |
| 698 __ add(r2, r2, Operand(r1, LSL, kPointerSizeLog2)); | 712 __ add(r2, r2, Operand(r1, LSL, kPointerSizeLog2)); |
| 699 __ ldr(ip, FieldMemOperand(r3, FixedArray::kLengthOffset)); | 713 __ ldr(ip, FieldMemOperand(r3, FixedArray::kLengthOffset)); |
| 700 __ cmp(r1, Operand(ip)); | 714 __ cmp(r1, Operand(ip)); |
| 701 __ b(lo, &fast); | 715 __ b(lo, &fast); |
| 702 | 716 |
| 703 | 717 |
| 704 // Slow case: Push extra copies of the arguments (3). | 718 // Slow case: |
| 705 __ bind(&slow); | 719 __ bind(&slow); |
| 706 __ ldm(ia, sp, r1.bit() | r3.bit()); // r0 == value, r1 == key, r3 == object | 720 GenerateRuntimeSetProperty(masm); |
| 707 __ stm(db_w, sp, r0.bit() | r1.bit() | r3.bit()); | |
| 708 // Do tail-call to runtime routine. | |
| 709 __ TailCallRuntime(ExternalReference(Runtime::kSetProperty), 3, 1); | |
| 710 | 721 |
| 711 // Extra capacity case: Check if there is extra capacity to | 722 // Extra capacity case: Check if there is extra capacity to |
| 712 // perform the store and update the length. Used for adding one | 723 // perform the store and update the length. Used for adding one |
| 713 // element to the array by writing to array[array.length]. | 724 // element to the array by writing to array[array.length]. |
| 714 // r0 == value, r1 == key, r2 == elements, r3 == object | 725 // r0 == value, r1 == key, r2 == elements, r3 == object |
| 715 __ bind(&extra); | 726 __ bind(&extra); |
| 716 __ b(ne, &slow); // do not leave holes in the array | 727 __ b(ne, &slow); // do not leave holes in the array |
| 717 __ mov(r1, Operand(r1, ASR, kSmiTagSize)); // untag | 728 __ mov(r1, Operand(r1, ASR, kSmiTagSize)); // untag |
| 718 __ ldr(ip, FieldMemOperand(r2, Array::kLengthOffset)); | 729 __ ldr(ip, FieldMemOperand(r2, Array::kLengthOffset)); |
| 719 __ cmp(r1, Operand(ip)); | 730 __ cmp(r1, Operand(ip)); |
| (...skipping 124 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 844 | 855 |
| 845 // Perform tail call to the entry. | 856 // Perform tail call to the entry. |
| 846 __ TailCallRuntime(ExternalReference(IC_Utility(kStoreIC_Miss)), 3, 1); | 857 __ TailCallRuntime(ExternalReference(IC_Utility(kStoreIC_Miss)), 3, 1); |
| 847 } | 858 } |
| 848 | 859 |
| 849 | 860 |
| 850 #undef __ | 861 #undef __ |
| 851 | 862 |
| 852 | 863 |
| 853 } } // namespace v8::internal | 864 } } // namespace v8::internal |
| OLD | NEW |