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| 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 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
| 8 | 8 |
| 9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
| 10 #include "src/ic/ic.h" | 10 #include "src/ic/ic.h" |
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| 685 __ bind(&slow); | 685 __ bind(&slow); |
| 686 PropertyICCompiler::GenerateRuntimeSetProperty(masm, strict_mode); | 686 PropertyICCompiler::GenerateRuntimeSetProperty(masm, strict_mode); |
| 687 // Never returns to here. | 687 // Never returns to here. |
| 688 | 688 |
| 689 __ bind(&maybe_name_key); | 689 __ bind(&maybe_name_key); |
| 690 __ mov(ebx, FieldOperand(key, HeapObject::kMapOffset)); | 690 __ mov(ebx, FieldOperand(key, HeapObject::kMapOffset)); |
| 691 __ movzx_b(ebx, FieldOperand(ebx, Map::kInstanceTypeOffset)); | 691 __ movzx_b(ebx, FieldOperand(ebx, Map::kInstanceTypeOffset)); |
| 692 __ JumpIfNotUniqueNameInstanceType(ebx, &slow); | 692 __ JumpIfNotUniqueNameInstanceType(ebx, &slow); |
| 693 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 693 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
| 694 Code::ComputeHandlerFlags(Code::STORE_IC)); | 694 Code::ComputeHandlerFlags(Code::STORE_IC)); |
| 695 masm->isolate()->stub_cache()->GenerateProbe(masm, flags, false, receiver, | 695 masm->isolate()->stub_cache()->GenerateProbe( |
| 696 key, ebx, no_reg); | 696 masm, Code::STORE_IC, flags, false, receiver, key, ebx, no_reg); |
| 697 // Cache miss. | 697 // Cache miss. |
| 698 __ jmp(&miss); | 698 __ jmp(&miss); |
| 699 | 699 |
| 700 // Extra capacity case: Check if there is extra capacity to | 700 // Extra capacity case: Check if there is extra capacity to |
| 701 // perform the store and update the length. Used for adding one | 701 // perform the store and update the length. Used for adding one |
| 702 // element to the array by writing to array[array.length]. | 702 // element to the array by writing to array[array.length]. |
| 703 __ bind(&extra); | 703 __ bind(&extra); |
| 704 // receiver is a JSArray. | 704 // receiver is a JSArray. |
| 705 // key is a smi. | 705 // key is a smi. |
| 706 // ebx: receiver->elements, a FixedArray | 706 // ebx: receiver->elements, a FixedArray |
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| 847 // Perform tail call to the entry. | 847 // Perform tail call to the entry. |
| 848 __ TailCallRuntime(Runtime::kKeyedGetProperty, 2, 1); | 848 __ TailCallRuntime(Runtime::kKeyedGetProperty, 2, 1); |
| 849 } | 849 } |
| 850 | 850 |
| 851 | 851 |
| 852 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) { | 852 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) { |
| 853 // Return address is on the stack. | 853 // Return address is on the stack. |
| 854 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 854 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
| 855 Code::ComputeHandlerFlags(Code::STORE_IC)); | 855 Code::ComputeHandlerFlags(Code::STORE_IC)); |
| 856 masm->isolate()->stub_cache()->GenerateProbe( | 856 masm->isolate()->stub_cache()->GenerateProbe( |
| 857 masm, flags, false, StoreDescriptor::ReceiverRegister(), | 857 masm, Code::STORE_IC, flags, false, StoreDescriptor::ReceiverRegister(), |
| 858 StoreDescriptor::NameRegister(), ebx, no_reg); | 858 StoreDescriptor::NameRegister(), ebx, no_reg); |
| 859 | 859 |
| 860 // Cache miss: Jump to runtime. | 860 // Cache miss: Jump to runtime. |
| 861 GenerateMiss(masm); | 861 GenerateMiss(masm); |
| 862 } | 862 } |
| 863 | 863 |
| 864 | 864 |
| 865 static void StoreIC_PushArgs(MacroAssembler* masm) { | 865 static void StoreIC_PushArgs(MacroAssembler* masm) { |
| 866 Register receiver = StoreDescriptor::ReceiverRegister(); | 866 Register receiver = StoreDescriptor::ReceiverRegister(); |
| 867 Register name = StoreDescriptor::NameRegister(); | 867 Register name = StoreDescriptor::NameRegister(); |
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| 993 Condition cc = | 993 Condition cc = |
| 994 (check == ENABLE_INLINED_SMI_CHECK) | 994 (check == ENABLE_INLINED_SMI_CHECK) |
| 995 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) | 995 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) |
| 996 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); | 996 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); |
| 997 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); | 997 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); |
| 998 } | 998 } |
| 999 } | 999 } |
| 1000 } // namespace v8::internal | 1000 } // namespace v8::internal |
| 1001 | 1001 |
| 1002 #endif // V8_TARGET_ARCH_IA32 | 1002 #endif // V8_TARGET_ARCH_IA32 |
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