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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 #if V8_TARGET_ARCH_IA32 | 5 #if V8_TARGET_ARCH_IA32 |
| 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" |
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| 341 Handle<TypeFeedbackVector> dummy_vector = | 341 Handle<TypeFeedbackVector> dummy_vector = |
| 342 TypeFeedbackVector::DummyVector(isolate); | 342 TypeFeedbackVector::DummyVector(isolate); |
| 343 int slot = dummy_vector->GetIndex( | 343 int slot = dummy_vector->GetIndex( |
| 344 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedLoadICSlot)); | 344 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedLoadICSlot)); |
| 345 __ push(Immediate(Smi::FromInt(slot))); | 345 __ push(Immediate(Smi::FromInt(slot))); |
| 346 __ push(Immediate(dummy_vector)); | 346 __ push(Immediate(dummy_vector)); |
| 347 | 347 |
| 348 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 348 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
| 349 Code::ComputeHandlerFlags(Code::LOAD_IC)); | 349 Code::ComputeHandlerFlags(Code::LOAD_IC)); |
| 350 masm->isolate()->stub_cache()->GenerateProbe(masm, Code::KEYED_LOAD_IC, flags, | 350 masm->isolate()->stub_cache()->GenerateProbe(masm, Code::KEYED_LOAD_IC, flags, |
| 351 false, receiver, key, ebx, edi); | 351 receiver, key, ebx, edi); |
| 352 | 352 |
| 353 __ pop(LoadWithVectorDescriptor::VectorRegister()); | 353 __ pop(LoadWithVectorDescriptor::VectorRegister()); |
| 354 __ pop(LoadDescriptor::SlotRegister()); | 354 __ pop(LoadDescriptor::SlotRegister()); |
| 355 | 355 |
| 356 // Cache miss. | 356 // Cache miss. |
| 357 GenerateMiss(masm); | 357 GenerateMiss(masm); |
| 358 | 358 |
| 359 // Do a quick inline probe of the receiver's dictionary, if it | 359 // Do a quick inline probe of the receiver's dictionary, if it |
| 360 // exists. | 360 // exists. |
| 361 __ bind(&probe_dictionary); | 361 __ bind(&probe_dictionary); |
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| 569 Handle<TypeFeedbackVector> dummy_vector = | 569 Handle<TypeFeedbackVector> dummy_vector = |
| 570 TypeFeedbackVector::DummyVector(masm->isolate()); | 570 TypeFeedbackVector::DummyVector(masm->isolate()); |
| 571 int slot = dummy_vector->GetIndex( | 571 int slot = dummy_vector->GetIndex( |
| 572 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedStoreICSlot)); | 572 FeedbackVectorICSlot(TypeFeedbackVector::kDummyKeyedStoreICSlot)); |
| 573 __ push(Immediate(Smi::FromInt(slot))); | 573 __ push(Immediate(Smi::FromInt(slot))); |
| 574 __ push(Immediate(dummy_vector)); | 574 __ push(Immediate(dummy_vector)); |
| 575 } | 575 } |
| 576 | 576 |
| 577 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 577 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
| 578 Code::ComputeHandlerFlags(Code::STORE_IC)); | 578 Code::ComputeHandlerFlags(Code::STORE_IC)); |
| 579 masm->isolate()->stub_cache()->GenerateProbe( | 579 masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags, |
| 580 masm, Code::STORE_IC, flags, false, receiver, key, ebx, no_reg); | 580 receiver, key, ebx, no_reg); |
| 581 | 581 |
| 582 if (FLAG_vector_stores) { | 582 if (FLAG_vector_stores) { |
| 583 __ pop(VectorStoreICDescriptor::VectorRegister()); | 583 __ pop(VectorStoreICDescriptor::VectorRegister()); |
| 584 __ pop(VectorStoreICDescriptor::SlotRegister()); | 584 __ pop(VectorStoreICDescriptor::SlotRegister()); |
| 585 } | 585 } |
| 586 | 586 |
| 587 // Cache miss. | 587 // Cache miss. |
| 588 __ jmp(&miss); | 588 __ jmp(&miss); |
| 589 | 589 |
| 590 // Extra capacity case: Check if there is extra capacity to | 590 // Extra capacity case: Check if there is extra capacity to |
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| 731 : Runtime::kKeyedGetProperty, | 731 : Runtime::kKeyedGetProperty, |
| 732 2, 1); | 732 2, 1); |
| 733 } | 733 } |
| 734 | 734 |
| 735 | 735 |
| 736 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) { | 736 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) { |
| 737 // Return address is on the stack. | 737 // Return address is on the stack. |
| 738 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( | 738 Code::Flags flags = Code::RemoveTypeAndHolderFromFlags( |
| 739 Code::ComputeHandlerFlags(Code::STORE_IC)); | 739 Code::ComputeHandlerFlags(Code::STORE_IC)); |
| 740 masm->isolate()->stub_cache()->GenerateProbe( | 740 masm->isolate()->stub_cache()->GenerateProbe( |
| 741 masm, Code::STORE_IC, flags, false, StoreDescriptor::ReceiverRegister(), | 741 masm, Code::STORE_IC, flags, StoreDescriptor::ReceiverRegister(), |
| 742 StoreDescriptor::NameRegister(), ebx, no_reg); | 742 StoreDescriptor::NameRegister(), ebx, no_reg); |
| 743 | 743 |
| 744 // Cache miss: Jump to runtime. | 744 // Cache miss: Jump to runtime. |
| 745 GenerateMiss(masm); | 745 GenerateMiss(masm); |
| 746 } | 746 } |
| 747 | 747 |
| 748 | 748 |
| 749 static void StoreIC_PushArgs(MacroAssembler* masm) { | 749 static void StoreIC_PushArgs(MacroAssembler* masm) { |
| 750 Register receiver = StoreDescriptor::ReceiverRegister(); | 750 Register receiver = StoreDescriptor::ReceiverRegister(); |
| 751 Register name = StoreDescriptor::NameRegister(); | 751 Register name = StoreDescriptor::NameRegister(); |
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| 886 Condition cc = | 886 Condition cc = |
| 887 (check == ENABLE_INLINED_SMI_CHECK) | 887 (check == ENABLE_INLINED_SMI_CHECK) |
| 888 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) | 888 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) |
| 889 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); | 889 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); |
| 890 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); | 890 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); |
| 891 } | 891 } |
| 892 } // namespace internal | 892 } // namespace internal |
| 893 } // namespace v8 | 893 } // namespace v8 |
| 894 | 894 |
| 895 #endif // V8_TARGET_ARCH_IA32 | 895 #endif // V8_TARGET_ARCH_IA32 |
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