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Side by Side Diff: src/hydrogen-instructions.h

Issue 1168093002: [strong] Implement strong mode restrictions on property access (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebase Created 5 years, 6 months ago
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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 #ifndef V8_HYDROGEN_INSTRUCTIONS_H_ 5 #ifndef V8_HYDROGEN_INSTRUCTIONS_H_
6 #define V8_HYDROGEN_INSTRUCTIONS_H_ 6 #define V8_HYDROGEN_INSTRUCTIONS_H_
7 7
8 #include <cstring> 8 #include <cstring>
9 #include <iosfwd> 9 #include <iosfwd>
10 10
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6385 6385
6386 bool IsDeletable() const override { return true; } 6386 bool IsDeletable() const override { return true; }
6387 6387
6388 HObjectAccess access_; 6388 HObjectAccess access_;
6389 const UniqueSet<Map>* maps_; 6389 const UniqueSet<Map>* maps_;
6390 }; 6390 };
6391 6391
6392 6392
6393 class HLoadNamedGeneric final : public HTemplateInstruction<2> { 6393 class HLoadNamedGeneric final : public HTemplateInstruction<2> {
6394 public: 6394 public:
6395 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P3(HLoadNamedGeneric, HValue*, 6395 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P4(HLoadNamedGeneric, HValue*,
6396 Handle<Object>, InlineCacheState); 6396 Handle<Object>, LanguageMode,
6397 InlineCacheState);
6397 6398
6398 HValue* context() const { return OperandAt(0); } 6399 HValue* context() const { return OperandAt(0); }
6399 HValue* object() const { return OperandAt(1); } 6400 HValue* object() const { return OperandAt(1); }
6400 Handle<Object> name() const { return name_; } 6401 Handle<Object> name() const { return name_; }
6401 6402
6402 InlineCacheState initialization_state() const { 6403 InlineCacheState initialization_state() const {
6403 return initialization_state_; 6404 return initialization_state_;
6404 } 6405 }
6405 FeedbackVectorICSlot slot() const { return slot_; } 6406 FeedbackVectorICSlot slot() const { return slot_; }
6406 Handle<TypeFeedbackVector> feedback_vector() const { 6407 Handle<TypeFeedbackVector> feedback_vector() const {
6407 return feedback_vector_; 6408 return feedback_vector_;
6408 } 6409 }
6409 bool HasVectorAndSlot() const { return true; } 6410 bool HasVectorAndSlot() const { return true; }
6410 void SetVectorAndSlot(Handle<TypeFeedbackVector> vector, 6411 void SetVectorAndSlot(Handle<TypeFeedbackVector> vector,
6411 FeedbackVectorICSlot slot) { 6412 FeedbackVectorICSlot slot) {
6412 feedback_vector_ = vector; 6413 feedback_vector_ = vector;
6413 slot_ = slot; 6414 slot_ = slot;
6414 } 6415 }
6415 6416
6416 Representation RequiredInputRepresentation(int index) override { 6417 Representation RequiredInputRepresentation(int index) override {
6417 return Representation::Tagged(); 6418 return Representation::Tagged();
6418 } 6419 }
6419 6420
6420 std::ostream& PrintDataTo(std::ostream& os) const override; // NOLINT 6421 std::ostream& PrintDataTo(std::ostream& os) const override; // NOLINT
6421 6422
6422 DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric) 6423 DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric)
6423 6424
6425 LanguageMode language_mode() const { return language_mode_; }
6426
6424 private: 6427 private:
6425 HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name, 6428 HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name,
6429 LanguageMode language_mode,
6426 InlineCacheState initialization_state) 6430 InlineCacheState initialization_state)
6427 : name_(name), 6431 : name_(name),
6428 slot_(FeedbackVectorICSlot::Invalid()), 6432 slot_(FeedbackVectorICSlot::Invalid()),
6433 language_mode_(language_mode),
6429 initialization_state_(initialization_state) { 6434 initialization_state_(initialization_state) {
6430 SetOperandAt(0, context); 6435 SetOperandAt(0, context);
6431 SetOperandAt(1, object); 6436 SetOperandAt(1, object);
6432 set_representation(Representation::Tagged()); 6437 set_representation(Representation::Tagged());
6433 SetAllSideEffects(); 6438 SetAllSideEffects();
6434 } 6439 }
6435 6440
6436 Handle<Object> name_; 6441 Handle<Object> name_;
6437 Handle<TypeFeedbackVector> feedback_vector_; 6442 Handle<TypeFeedbackVector> feedback_vector_;
6438 FeedbackVectorICSlot slot_; 6443 FeedbackVectorICSlot slot_;
6444 LanguageMode language_mode_;
6439 InlineCacheState initialization_state_; 6445 InlineCacheState initialization_state_;
6440 }; 6446 };
6441 6447
6442 6448
6443 class HLoadFunctionPrototype final : public HUnaryOperation { 6449 class HLoadFunctionPrototype final : public HUnaryOperation {
6444 public: 6450 public:
6445 DECLARE_INSTRUCTION_FACTORY_P1(HLoadFunctionPrototype, HValue*); 6451 DECLARE_INSTRUCTION_FACTORY_P1(HLoadFunctionPrototype, HValue*);
6446 6452
6447 HValue* function() { return OperandAt(0); } 6453 HValue* function() { return OperandAt(0); }
6448 6454
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6668 {}; // NOLINT 6674 {}; // NOLINT
6669 class IsDehoistedField: 6675 class IsDehoistedField:
6670 public BitField<bool, kStartIsDehoisted, kBitsForIsDehoisted> 6676 public BitField<bool, kStartIsDehoisted, kBitsForIsDehoisted>
6671 {}; // NOLINT 6677 {}; // NOLINT
6672 uint32_t bit_field_; 6678 uint32_t bit_field_;
6673 }; 6679 };
6674 6680
6675 6681
6676 class HLoadKeyedGeneric final : public HTemplateInstruction<3> { 6682 class HLoadKeyedGeneric final : public HTemplateInstruction<3> {
6677 public: 6683 public:
6678 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P3(HLoadKeyedGeneric, HValue*, 6684 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P4(HLoadKeyedGeneric, HValue*,
6679 HValue*, InlineCacheState); 6685 HValue*, LanguageMode,
6686 InlineCacheState);
6680 HValue* object() const { return OperandAt(0); } 6687 HValue* object() const { return OperandAt(0); }
6681 HValue* key() const { return OperandAt(1); } 6688 HValue* key() const { return OperandAt(1); }
6682 HValue* context() const { return OperandAt(2); } 6689 HValue* context() const { return OperandAt(2); }
6683 InlineCacheState initialization_state() const { 6690 InlineCacheState initialization_state() const {
6684 return initialization_state_; 6691 return initialization_state_;
6685 } 6692 }
6686 FeedbackVectorICSlot slot() const { return slot_; } 6693 FeedbackVectorICSlot slot() const { return slot_; }
6687 Handle<TypeFeedbackVector> feedback_vector() const { 6694 Handle<TypeFeedbackVector> feedback_vector() const {
6688 return feedback_vector_; 6695 return feedback_vector_;
6689 } 6696 }
(...skipping 11 matching lines...) Expand all
6701 6708
6702 Representation RequiredInputRepresentation(int index) override { 6709 Representation RequiredInputRepresentation(int index) override {
6703 // tagged[tagged] 6710 // tagged[tagged]
6704 return Representation::Tagged(); 6711 return Representation::Tagged();
6705 } 6712 }
6706 6713
6707 HValue* Canonicalize() override; 6714 HValue* Canonicalize() override;
6708 6715
6709 DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric) 6716 DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric)
6710 6717
6718 LanguageMode language_mode() const { return language_mode_; }
6719
6711 private: 6720 private:
6712 HLoadKeyedGeneric(HValue* context, HValue* obj, HValue* key, 6721 HLoadKeyedGeneric(HValue* context, HValue* obj, HValue* key,
6722 LanguageMode language_mode,
6713 InlineCacheState initialization_state) 6723 InlineCacheState initialization_state)
6714 : slot_(FeedbackVectorICSlot::Invalid()), 6724 : slot_(FeedbackVectorICSlot::Invalid()),
6715 initialization_state_(initialization_state) { 6725 initialization_state_(initialization_state),
6726 language_mode_(language_mode) {
6716 set_representation(Representation::Tagged()); 6727 set_representation(Representation::Tagged());
6717 SetOperandAt(0, obj); 6728 SetOperandAt(0, obj);
6718 SetOperandAt(1, key); 6729 SetOperandAt(1, key);
6719 SetOperandAt(2, context); 6730 SetOperandAt(2, context);
6720 SetAllSideEffects(); 6731 SetAllSideEffects();
6721 } 6732 }
6722 6733
6723 Handle<TypeFeedbackVector> feedback_vector_; 6734 Handle<TypeFeedbackVector> feedback_vector_;
6724 FeedbackVectorICSlot slot_; 6735 FeedbackVectorICSlot slot_;
6725 InlineCacheState initialization_state_; 6736 InlineCacheState initialization_state_;
6737 LanguageMode language_mode_;
6726 }; 6738 };
6727 6739
6728 6740
6729 // Indicates whether the store is a store to an entry that was previously 6741 // Indicates whether the store is a store to an entry that was previously
6730 // initialized or not. 6742 // initialized or not.
6731 enum StoreFieldOrKeyedMode { 6743 enum StoreFieldOrKeyedMode {
6732 // The entry could be either previously initialized or not. 6744 // The entry could be either previously initialized or not.
6733 INITIALIZING_STORE, 6745 INITIALIZING_STORE,
6734 // At the time of this store it is guaranteed that the entry is already 6746 // At the time of this store it is guaranteed that the entry is already
6735 // initialized. 6747 // initialized.
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7897 }; 7909 };
7898 7910
7899 7911
7900 7912
7901 #undef DECLARE_INSTRUCTION 7913 #undef DECLARE_INSTRUCTION
7902 #undef DECLARE_CONCRETE_INSTRUCTION 7914 #undef DECLARE_CONCRETE_INSTRUCTION
7903 7915
7904 } } // namespace v8::internal 7916 } } // namespace v8::internal
7905 7917
7906 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ 7918 #endif // V8_HYDROGEN_INSTRUCTIONS_H_
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