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| 1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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_AST_AST_LITERAL_REINDEXER | 5 #ifndef V8_AST_AST_LITERAL_REINDEXER |
| 6 #define V8_AST_AST_LITERAL_REINDEXER | 6 #define V8_AST_AST_LITERAL_REINDEXER |
| 7 | 7 |
| 8 #include "src/ast/ast.h" | 8 #include "src/ast/ast.h" |
| 9 #include "src/ast/scopes.h" | 9 #include "src/ast/scopes.h" |
| 10 | 10 |
| 11 namespace v8 { | 11 namespace v8 { |
| 12 namespace internal { | 12 namespace internal { |
| 13 | 13 |
| 14 class AstLiteralReindexer final : public AstVisitor<AstLiteralReindexer> { | 14 class AstLiteralReindexer final : public AstVisitor<AstLiteralReindexer> { |
| 15 public: | 15 public: |
| 16 AstLiteralReindexer() : next_index_(0) {} | 16 AstLiteralReindexer() : next_index_(0) {} |
| 17 | 17 |
| 18 int count() const { return next_index_; } | 18 int count() const { return next_index_; } |
| 19 void Reindex(Expression* pattern); | 19 void Reindex(Expression* pattern); |
| 20 | 20 |
| 21 private: | 21 private: |
| 22 #define DEFINE_VISIT(type) void Visit##type(type* node); | 22 #define DEFINE_VISIT(type) void Visit##type(type* node); |
| 23 AST_NODE_LIST(DEFINE_VISIT) | 23 AST_NODE_LIST(DEFINE_VISIT) |
| 24 #undef DEFINE_VISIT | 24 #undef DEFINE_VISIT |
| 25 | 25 |
| 26 void VisitStatements(ZoneList<Statement*>* statements); | 26 void VisitStatements(ZoneChunkList<Statement*>* statements); |
| 27 void VisitDeclarations(ZoneList<Declaration*>* declarations); | 27 void VisitDeclarations(ZoneList<Declaration*>* declarations); |
| 28 void VisitArguments(ZoneList<Expression*>* arguments); | 28 void VisitArguments(ZoneList<Expression*>* arguments); |
| 29 void VisitLiteralProperty(LiteralProperty* property); | 29 void VisitLiteralProperty(LiteralProperty* property); |
| 30 | 30 |
| 31 void UpdateIndex(MaterializedLiteral* literal) { | 31 void UpdateIndex(MaterializedLiteral* literal) { |
| 32 literal->literal_index_ = next_index_++; | 32 literal->literal_index_ = next_index_++; |
| 33 } | 33 } |
| 34 | 34 |
| 35 int next_index_; | 35 int next_index_; |
| 36 | 36 |
| 37 DEFINE_AST_VISITOR_MEMBERS_WITHOUT_STACKOVERFLOW() | 37 DEFINE_AST_VISITOR_MEMBERS_WITHOUT_STACKOVERFLOW() |
| 38 DISALLOW_COPY_AND_ASSIGN(AstLiteralReindexer); | 38 DISALLOW_COPY_AND_ASSIGN(AstLiteralReindexer); |
| 39 }; | 39 }; |
| 40 } // namespace internal | 40 } // namespace internal |
| 41 } // namespace v8 | 41 } // namespace v8 |
| 42 | 42 |
| 43 #endif // V8_AST_AST_LITERAL_REINDEXER | 43 #endif // V8_AST_AST_LITERAL_REINDEXER |
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