OLD | NEW |
1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_COMPILER_AST_LOOP_ASSIGNMENT_ANALYZER_H_ | 5 #ifndef V8_COMPILER_AST_LOOP_ASSIGNMENT_ANALYZER_H_ |
6 #define V8_COMPILER_AST_LOOP_ASSIGNMENT_ANALYZER_H_ | 6 #define V8_COMPILER_AST_LOOP_ASSIGNMENT_ANALYZER_H_ |
7 | 7 |
8 #include "src/ast.h" | 8 #include "src/ast.h" |
9 #include "src/bit-vector.h" | 9 #include "src/bit-vector.h" |
10 #include "src/zone-containers.h" | 10 #include "src/zone-containers.h" |
(...skipping 27 matching lines...) Expand all Loading... |
38 }; | 38 }; |
39 | 39 |
40 | 40 |
41 // The class that performs loop assignment analysis by walking the AST. | 41 // The class that performs loop assignment analysis by walking the AST. |
42 class AstLoopAssignmentAnalyzer : public AstVisitor { | 42 class AstLoopAssignmentAnalyzer : public AstVisitor { |
43 public: | 43 public: |
44 AstLoopAssignmentAnalyzer(Zone* zone, CompilationInfo* info); | 44 AstLoopAssignmentAnalyzer(Zone* zone, CompilationInfo* info); |
45 | 45 |
46 LoopAssignmentAnalysis* Analyze(); | 46 LoopAssignmentAnalysis* Analyze(); |
47 | 47 |
48 #define DECLARE_VISIT(type) void Visit##type(type* node) OVERRIDE; | 48 #define DECLARE_VISIT(type) void Visit##type(type* node) override; |
49 AST_NODE_LIST(DECLARE_VISIT) | 49 AST_NODE_LIST(DECLARE_VISIT) |
50 #undef DECLARE_VISIT | 50 #undef DECLARE_VISIT |
51 | 51 |
52 static int GetVariableIndex(Scope* scope, Variable* var); | 52 static int GetVariableIndex(Scope* scope, Variable* var); |
53 | 53 |
54 private: | 54 private: |
55 CompilationInfo* info_; | 55 CompilationInfo* info_; |
56 ZoneDeque<BitVector*> loop_stack_; | 56 ZoneDeque<BitVector*> loop_stack_; |
57 LoopAssignmentAnalysis* result_; | 57 LoopAssignmentAnalysis* result_; |
58 | 58 |
59 CompilationInfo* info() { return info_; } | 59 CompilationInfo* info() { return info_; } |
60 | 60 |
61 void Enter(IterationStatement* loop); | 61 void Enter(IterationStatement* loop); |
62 void Exit(IterationStatement* loop); | 62 void Exit(IterationStatement* loop); |
63 | 63 |
64 void VisitIfNotNull(AstNode* node) { | 64 void VisitIfNotNull(AstNode* node) { |
65 if (node != NULL) Visit(node); | 65 if (node != NULL) Visit(node); |
66 } | 66 } |
67 | 67 |
68 void AnalyzeAssignment(Variable* var); | 68 void AnalyzeAssignment(Variable* var); |
69 | 69 |
70 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS(); | 70 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS(); |
71 DISALLOW_COPY_AND_ASSIGN(AstLoopAssignmentAnalyzer); | 71 DISALLOW_COPY_AND_ASSIGN(AstLoopAssignmentAnalyzer); |
72 }; | 72 }; |
73 } | 73 } |
74 } | 74 } |
75 } // namespace v8::internal::compiler | 75 } // namespace v8::internal::compiler |
76 | 76 |
77 #endif // V8_COMPILER_AST_LOOP_ASSIGNMENT_ANALYZER_H_ | 77 #endif // V8_COMPILER_AST_LOOP_ASSIGNMENT_ANALYZER_H_ |
OLD | NEW |