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Issue 12049069: Revert r13494: "Use MemoryChunk-based allocation for deoptimization entry code" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 11 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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106 #ifdef ENABLE_DEBUGGER_SUPPORT 106 #ifdef ENABLE_DEBUGGER_SUPPORT
107 void Iterate(ObjectVisitor* v); 107 void Iterate(ObjectVisitor* v);
108 #endif 108 #endif
109 109
110 Code* FindDeoptimizingCode(Address addr); 110 Code* FindDeoptimizingCode(Address addr);
111 void RemoveDeoptimizingCode(Code* code); 111 void RemoveDeoptimizingCode(Code* code);
112 112
113 private: 113 private:
114 int eager_deoptimization_entry_code_entries_; 114 int eager_deoptimization_entry_code_entries_;
115 int lazy_deoptimization_entry_code_entries_; 115 int lazy_deoptimization_entry_code_entries_;
116 MemoryChunk* eager_deoptimization_entry_code_; 116 VirtualMemory* eager_deoptimization_entry_code_;
117 MemoryChunk* lazy_deoptimization_entry_code_; 117 VirtualMemory* lazy_deoptimization_entry_code_;
118 Deoptimizer* current_; 118 Deoptimizer* current_;
119 119
120 #ifdef ENABLE_DEBUGGER_SUPPORT 120 #ifdef ENABLE_DEBUGGER_SUPPORT
121 DeoptimizedFrameInfo* deoptimized_frame_info_; 121 DeoptimizedFrameInfo* deoptimized_frame_info_;
122 #endif 122 #endif
123 123
124 // List of deoptimized code which still have references from active stack 124 // List of deoptimized code which still have references from active stack
125 // frames. These code objects are needed by the deoptimizer when deoptimizing 125 // frames. These code objects are needed by the deoptimizer when deoptimizing
126 // a frame for which the code object for the function function has been 126 // a frame for which the code object for the function function has been
127 // changed from the code present when deoptimizing was done. 127 // changed from the code present when deoptimizing was done.
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874 Object** expression_stack_; 874 Object** expression_stack_;
875 int source_position_; 875 int source_position_;
876 876
877 friend class Deoptimizer; 877 friend class Deoptimizer;
878 }; 878 };
879 #endif 879 #endif
880 880
881 } } // namespace v8::internal 881 } } // namespace v8::internal
882 882
883 #endif // V8_DEOPTIMIZER_H_ 883 #endif // V8_DEOPTIMIZER_H_
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