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Issue 11659022: Generate the TransitionElementsStub using Crankshaft (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Address review feedback Created 7 years, 10 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 // 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
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550 550
551 private: 551 private:
552 static const uint32_t kZapUint32 = 0xbeeddead; 552 static const uint32_t kZapUint32 = 0xbeeddead;
553 553
554 // Frame_size_ must hold a uint32_t value. It is only a uintptr_t to 554 // Frame_size_ must hold a uint32_t value. It is only a uintptr_t to
555 // keep the variable-size array frame_content_ of type intptr_t at 555 // keep the variable-size array frame_content_ of type intptr_t at
556 // the end of the structure aligned. 556 // the end of the structure aligned.
557 uintptr_t frame_size_; // Number of bytes. 557 uintptr_t frame_size_; // Number of bytes.
558 JSFunction* function_; 558 JSFunction* function_;
559 intptr_t registers_[Register::kNumRegisters]; 559 intptr_t registers_[Register::kNumRegisters];
560 double double_registers_[DoubleRegister::kMaxNumAllocatableRegisters]; 560 double double_registers_[DoubleRegister::kMaxNumRegisters];
561 intptr_t top_; 561 intptr_t top_;
562 intptr_t pc_; 562 intptr_t pc_;
563 intptr_t fp_; 563 intptr_t fp_;
564 intptr_t context_; 564 intptr_t context_;
565 StackFrame::Type type_; 565 StackFrame::Type type_;
566 Smi* state_; 566 Smi* state_;
567 567
568 // Continuation is the PC where the execution continues after 568 // Continuation is the PC where the execution continues after
569 // deoptimizing. 569 // deoptimizing.
570 intptr_t continuation_; 570 intptr_t continuation_;
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875 Object** expression_stack_; 875 Object** expression_stack_;
876 int source_position_; 876 int source_position_;
877 877
878 friend class Deoptimizer; 878 friend class Deoptimizer;
879 }; 879 };
880 #endif 880 #endif
881 881
882 } } // namespace v8::internal 882 } } // namespace v8::internal
883 883
884 #endif // V8_DEOPTIMIZER_H_ 884 #endif // V8_DEOPTIMIZER_H_
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