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Side by Side Diff: src/full-codegen.h

Issue 10534006: Remove TLS access for current Zone. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Address review. Created 8 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 // 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
(...skipping 59 matching lines...) Expand 10 before | Expand all | Expand 10 after
70 // ----------------------------------------------------------------------------- 70 // -----------------------------------------------------------------------------
71 // Full code generator. 71 // Full code generator.
72 72
73 class FullCodeGenerator: public AstVisitor { 73 class FullCodeGenerator: public AstVisitor {
74 public: 74 public:
75 enum State { 75 enum State {
76 NO_REGISTERS, 76 NO_REGISTERS,
77 TOS_REG 77 TOS_REG
78 }; 78 };
79 79
80 FullCodeGenerator(MacroAssembler* masm, CompilationInfo* info) 80 FullCodeGenerator(MacroAssembler* masm, CompilationInfo* info,
81 Zone* zone)
81 : masm_(masm), 82 : masm_(masm),
82 info_(info), 83 info_(info),
83 scope_(info->scope()), 84 scope_(info->scope()),
84 nesting_stack_(NULL), 85 nesting_stack_(NULL),
85 loop_depth_(0), 86 loop_depth_(0),
86 globals_(NULL), 87 globals_(NULL),
87 context_(NULL), 88 context_(NULL),
88 bailout_entries_(info->HasDeoptimizationSupport() 89 bailout_entries_(info->HasDeoptimizationSupport()
89 ? info->function()->ast_node_count() : 0), 90 ? info->function()->ast_node_count() : 0, zone),
90 stack_checks_(2), // There's always at least one. 91 stack_checks_(2, zone), // There's always at least one.
91 type_feedback_cells_(info->HasDeoptimizationSupport() 92 type_feedback_cells_(info->HasDeoptimizationSupport()
92 ? info->function()->ast_node_count() : 0), 93 ? info->function()->ast_node_count() : 0, zone),
93 ic_total_count_(0) { } 94 ic_total_count_(0),
95 zone_(zone) { }
94 96
95 static bool MakeCode(CompilationInfo* info); 97 static bool MakeCode(CompilationInfo* info);
96 98
97 // Encode state and pc-offset as a BitField<type, start, size>. 99 // Encode state and pc-offset as a BitField<type, start, size>.
98 // Only use 30 bits because we encode the result as a smi. 100 // Only use 30 bits because we encode the result as a smi.
99 class StateField : public BitField<State, 0, 1> { }; 101 class StateField : public BitField<State, 0, 1> { };
100 class PcField : public BitField<unsigned, 1, 30-1> { }; 102 class PcField : public BitField<unsigned, 1, 30-1> { };
101 103
102 static const char* State2String(State state) { 104 static const char* State2String(State state) {
103 switch (state) { 105 switch (state) {
104 case NO_REGISTERS: return "NO_REGISTERS"; 106 case NO_REGISTERS: return "NO_REGISTERS";
105 case TOS_REG: return "TOS_REG"; 107 case TOS_REG: return "TOS_REG";
106 } 108 }
107 UNREACHABLE(); 109 UNREACHABLE();
108 return NULL; 110 return NULL;
109 } 111 }
110 112
113 Zone* zone() const { return zone_; }
114
111 private: 115 private:
112 class Breakable; 116 class Breakable;
113 class Iteration; 117 class Iteration;
114 118
115 class TestContext; 119 class TestContext;
116 120
117 class NestedStatement BASE_EMBEDDED { 121 class NestedStatement BASE_EMBEDDED {
118 public: 122 public:
119 explicit NestedStatement(FullCodeGenerator* codegen) : codegen_(codegen) { 123 explicit NestedStatement(FullCodeGenerator* codegen) : codegen_(codegen) {
120 // Link into codegen's nesting stack. 124 // Link into codegen's nesting stack.
(...skipping 658 matching lines...) Expand 10 before | Expand all | Expand 10 after
779 NestedStatement* nesting_stack_; 783 NestedStatement* nesting_stack_;
780 int loop_depth_; 784 int loop_depth_;
781 ZoneList<Handle<Object> >* globals_; 785 ZoneList<Handle<Object> >* globals_;
782 const ExpressionContext* context_; 786 const ExpressionContext* context_;
783 ZoneList<BailoutEntry> bailout_entries_; 787 ZoneList<BailoutEntry> bailout_entries_;
784 ZoneList<BailoutEntry> stack_checks_; 788 ZoneList<BailoutEntry> stack_checks_;
785 ZoneList<TypeFeedbackCellEntry> type_feedback_cells_; 789 ZoneList<TypeFeedbackCellEntry> type_feedback_cells_;
786 int ic_total_count_; 790 int ic_total_count_;
787 Handle<FixedArray> handler_table_; 791 Handle<FixedArray> handler_table_;
788 Handle<JSGlobalPropertyCell> profiling_counter_; 792 Handle<JSGlobalPropertyCell> profiling_counter_;
793 Zone* zone_;
789 794
790 friend class NestedStatement; 795 friend class NestedStatement;
791 796
792 DISALLOW_COPY_AND_ASSIGN(FullCodeGenerator); 797 DISALLOW_COPY_AND_ASSIGN(FullCodeGenerator);
793 }; 798 };
794 799
795 800
796 // A map from property names to getter/setter pairs allocated in the zone. 801 // A map from property names to getter/setter pairs allocated in the zone.
797 class AccessorTable: public TemplateHashMap<Literal, 802 class AccessorTable: public TemplateHashMap<Literal,
798 ObjectLiteral::Accessors, 803 ObjectLiteral::Accessors,
799 ZoneAllocationPolicy> { 804 ZoneAllocationPolicy> {
800 public: 805 public:
801 explicit AccessorTable(Zone* zone) : 806 explicit AccessorTable(Zone* zone) :
802 TemplateHashMap<Literal, ObjectLiteral::Accessors, 807 TemplateHashMap<Literal, ObjectLiteral::Accessors,
803 ZoneAllocationPolicy>(Literal::Match), 808 ZoneAllocationPolicy>(Literal::Match,
809 ZoneAllocationPolicy(zone)),
804 zone_(zone) { } 810 zone_(zone) { }
805 811
806 Iterator lookup(Literal* literal) { 812 Iterator lookup(Literal* literal) {
807 Iterator it = find(literal, true); 813 Iterator it = find(literal, true, ZoneAllocationPolicy(zone_));
808 if (it->second == NULL) it->second = new(zone_) ObjectLiteral::Accessors(); 814 if (it->second == NULL) it->second = new(zone_) ObjectLiteral::Accessors();
809 return it; 815 return it;
810 } 816 }
811 817
812 private: 818 private:
813 Zone* zone_; 819 Zone* zone_;
814 }; 820 };
815 821
816 822
817 } } // namespace v8::internal 823 } } // namespace v8::internal
818 824
819 #endif // V8_FULL_CODEGEN_H_ 825 #endif // V8_FULL_CODEGEN_H_
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