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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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| 420 | 420 |
| 421 // Return types for traversing functions. | 421 // Return types for traversing functions. |
| 422 typedef Handle<String> Identifier; | 422 typedef Handle<String> Identifier; |
| 423 typedef v8::internal::Expression* Expression; | 423 typedef v8::internal::Expression* Expression; |
| 424 typedef ZoneList<v8::internal::Expression*>* ExpressionList; | 424 typedef ZoneList<v8::internal::Expression*>* ExpressionList; |
| 425 }; | 425 }; |
| 426 | 426 |
| 427 explicit ParserTraits(Parser* parser) : parser_(parser) {} | 427 explicit ParserTraits(Parser* parser) : parser_(parser) {} |
| 428 | 428 |
| 429 // Custom operations executed when FunctionStates are created and destructed. | 429 // Custom operations executed when FunctionStates are created and destructed. |
| 430 template<typename FS> | 430 template<typename FunctionState> |
| 431 static void SetUpFunctionState(FS* function_state, Zone* zone) { | 431 static void SetUpFunctionState(FunctionState* function_state, Zone* zone) { |
| 432 Isolate* isolate = zone->isolate(); | 432 Isolate* isolate = zone->isolate(); |
| 433 function_state->isolate_ = isolate; | 433 function_state->isolate_ = isolate; |
| 434 function_state->saved_ast_node_id_ = isolate->ast_node_id(); | 434 function_state->saved_ast_node_id_ = isolate->ast_node_id(); |
| 435 isolate->set_ast_node_id(BailoutId::FirstUsable().ToInt()); | 435 isolate->set_ast_node_id(BailoutId::FirstUsable().ToInt()); |
| 436 } | 436 } |
| 437 | 437 |
| 438 template<typename FS> | 438 template<typename FunctionState> |
| 439 static void TearDownFunctionState(FS* function_state) { | 439 static void TearDownFunctionState(FunctionState* function_state) { |
| 440 if (function_state->outer_function_state_ != NULL) { | 440 if (function_state->outer_function_state_ != NULL) { |
| 441 function_state->isolate_->set_ast_node_id( | 441 function_state->isolate_->set_ast_node_id( |
| 442 function_state->saved_ast_node_id_); | 442 function_state->saved_ast_node_id_); |
| 443 } | 443 } |
| 444 } | 444 } |
| 445 | 445 |
| 446 // Helper functions for recursive descent. | 446 // Helper functions for recursive descent. |
| 447 bool IsEvalOrArguments(Handle<String> identifier) const; | 447 bool IsEvalOrArguments(Handle<String> identifier) const; |
| 448 | 448 |
| 449 // Reporting errors. | 449 // Reporting errors. |
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| 786 private: | 786 private: |
| 787 static const int kLiteralTypeSlot = 0; | 787 static const int kLiteralTypeSlot = 0; |
| 788 static const int kElementsSlot = 1; | 788 static const int kElementsSlot = 1; |
| 789 | 789 |
| 790 DISALLOW_IMPLICIT_CONSTRUCTORS(CompileTimeValue); | 790 DISALLOW_IMPLICIT_CONSTRUCTORS(CompileTimeValue); |
| 791 }; | 791 }; |
| 792 | 792 |
| 793 } } // namespace v8::internal | 793 } } // namespace v8::internal |
| 794 | 794 |
| 795 #endif // V8_PARSER_H_ | 795 #endif // V8_PARSER_H_ |
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