OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
6 | 6 |
7 #include "src/codegen.h" | 7 #include "src/codegen.h" |
8 #include "src/ic/ic.h" | 8 #include "src/ic/ic.h" |
9 #include "src/ic/ic-compiler.h" | 9 #include "src/ic/ic-compiler.h" |
10 #include "src/ic/stub-cache.h" | 10 #include "src/ic/stub-cache.h" |
(...skipping 420 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
431 DCHECK(!AreAliased(vector, slot, r4, r5, r6, r9)); | 431 DCHECK(!AreAliased(vector, slot, r4, r5, r6, r9)); |
432 Handle<TypeFeedbackVector> dummy_vector = | 432 Handle<TypeFeedbackVector> dummy_vector = |
433 TypeFeedbackVector::DummyVector(masm->isolate()); | 433 TypeFeedbackVector::DummyVector(masm->isolate()); |
434 int slot_index = dummy_vector->GetIndex( | 434 int slot_index = dummy_vector->GetIndex( |
435 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedLoadICSlot)); | 435 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedLoadICSlot)); |
436 __ LoadRoot(vector, Heap::kDummyVectorRootIndex); | 436 __ LoadRoot(vector, Heap::kDummyVectorRootIndex); |
437 __ mov(slot, Operand(Smi::FromInt(slot_index))); | 437 __ mov(slot, Operand(Smi::FromInt(slot_index))); |
438 | 438 |
439 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 439 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
440 Code::ComputeHandlerFlags(Code::LOAD_IC)); | 440 Code::ComputeHandlerFlags(Code::LOAD_IC)); |
441 masm->isolate()->stub_cache()->GenerateProbe( | 441 masm->isolate()->stub_cache()->GenerateProbe(masm, Code::KEYED_LOAD_IC, flags, |
442 masm, Code::KEYED_LOAD_IC, flags, false, receiver, key, r4, r5, r6, r9); | 442 receiver, key, r4, r5, r6, r9); |
443 // Cache miss. | 443 // Cache miss. |
444 GenerateMiss(masm); | 444 GenerateMiss(masm); |
445 | 445 |
446 // Do a quick inline probe of the receiver's dictionary, if it | 446 // Do a quick inline probe of the receiver's dictionary, if it |
447 // exists. | 447 // exists. |
448 __ bind(&probe_dictionary); | 448 __ bind(&probe_dictionary); |
449 // r3: elements | 449 // r3: elements |
450 __ ldr(r0, FieldMemOperand(receiver, HeapObject::kMapOffset)); | 450 __ ldr(r0, FieldMemOperand(receiver, HeapObject::kMapOffset)); |
451 __ ldrb(r0, FieldMemOperand(r0, Map::kInstanceTypeOffset)); | 451 __ ldrb(r0, FieldMemOperand(r0, Map::kInstanceTypeOffset)); |
452 GenerateGlobalInstanceTypeCheck(masm, r0, &slow); | 452 GenerateGlobalInstanceTypeCheck(masm, r0, &slow); |
(...skipping 248 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
701 Handle<TypeFeedbackVector> dummy_vector = | 701 Handle<TypeFeedbackVector> dummy_vector = |
702 TypeFeedbackVector::DummyVector(masm->isolate()); | 702 TypeFeedbackVector::DummyVector(masm->isolate()); |
703 int slot_index = dummy_vector->GetIndex( | 703 int slot_index = dummy_vector->GetIndex( |
704 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedStoreICSlot)); | 704 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedStoreICSlot)); |
705 __ LoadRoot(vector, Heap::kDummyVectorRootIndex); | 705 __ LoadRoot(vector, Heap::kDummyVectorRootIndex); |
706 __ mov(slot, Operand(Smi::FromInt(slot_index))); | 706 __ mov(slot, Operand(Smi::FromInt(slot_index))); |
707 } | 707 } |
708 | 708 |
709 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 709 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
710 Code::ComputeHandlerFlags(Code::STORE_IC)); | 710 Code::ComputeHandlerFlags(Code::STORE_IC)); |
711 masm->isolate()->stub_cache()->GenerateProbe( | 711 masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags, |
712 masm, Code::STORE_IC, flags, false, receiver, key, r3, r4, r5, r6); | 712 receiver, key, r3, r4, r5, r6); |
713 // Cache miss. | 713 // Cache miss. |
714 __ b(&miss); | 714 __ b(&miss); |
715 | 715 |
716 // Extra capacity case: Check if there is extra capacity to | 716 // Extra capacity case: Check if there is extra capacity to |
717 // perform the store and update the length. Used for adding one | 717 // perform the store and update the length. Used for adding one |
718 // element to the array by writing to array[array.length]. | 718 // element to the array by writing to array[array.length]. |
719 __ bind(&extra); | 719 __ bind(&extra); |
720 // Condition code from comparing key and array length is still available. | 720 // Condition code from comparing key and array length is still available. |
721 __ b(ne, &slow); // Only support writing to writing to array[array.length]. | 721 __ b(ne, &slow); // Only support writing to writing to array[array.length]. |
722 // Check for room in the elements backing store. | 722 // Check for room in the elements backing store. |
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
763 Register receiver = StoreDescriptor::ReceiverRegister(); | 763 Register receiver = StoreDescriptor::ReceiverRegister(); |
764 Register name = StoreDescriptor::NameRegister(); | 764 Register name = StoreDescriptor::NameRegister(); |
765 DCHECK(receiver.is(r1)); | 765 DCHECK(receiver.is(r1)); |
766 DCHECK(name.is(r2)); | 766 DCHECK(name.is(r2)); |
767 DCHECK(StoreDescriptor::ValueRegister().is(r0)); | 767 DCHECK(StoreDescriptor::ValueRegister().is(r0)); |
768 | 768 |
769 // Get the receiver from the stack and probe the stub cache. | 769 // Get the receiver from the stack and probe the stub cache. |
770 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 770 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
771 Code::ComputeHandlerFlags(Code::STORE_IC)); | 771 Code::ComputeHandlerFlags(Code::STORE_IC)); |
772 | 772 |
773 masm->isolate()->stub_cache()->GenerateProbe( | 773 masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags, |
774 masm, Code::STORE_IC, flags, false, receiver, name, r3, r4, r5, r6); | 774 receiver, name, r3, r4, r5, r6); |
775 | 775 |
776 // Cache miss: Jump to runtime. | 776 // Cache miss: Jump to runtime. |
777 GenerateMiss(masm); | 777 GenerateMiss(masm); |
778 } | 778 } |
779 | 779 |
780 | 780 |
781 void StoreIC::GenerateMiss(MacroAssembler* masm) { | 781 void StoreIC::GenerateMiss(MacroAssembler* masm) { |
782 StoreIC_PushArgs(masm); | 782 StoreIC_PushArgs(masm); |
783 | 783 |
784 // Perform tail call to the entry. | 784 // Perform tail call to the entry. |
(...skipping 116 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
901 patcher.EmitCondition(ne); | 901 patcher.EmitCondition(ne); |
902 } else { | 902 } else { |
903 DCHECK(Assembler::GetCondition(branch_instr) == ne); | 903 DCHECK(Assembler::GetCondition(branch_instr) == ne); |
904 patcher.EmitCondition(eq); | 904 patcher.EmitCondition(eq); |
905 } | 905 } |
906 } | 906 } |
907 } // namespace internal | 907 } // namespace internal |
908 } // namespace v8 | 908 } // namespace v8 |
909 | 909 |
910 #endif // V8_TARGET_ARCH_ARM | 910 #endif // V8_TARGET_ARCH_ARM |
OLD | NEW |