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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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29 #define V8_FULL_CODEGEN_H_ | 29 #define V8_FULL_CODEGEN_H_ |
30 | 30 |
31 #include "v8.h" | 31 #include "v8.h" |
32 | 32 |
33 #include "ast.h" | 33 #include "ast.h" |
34 #include "compiler.h" | 34 #include "compiler.h" |
35 | 35 |
36 namespace v8 { | 36 namespace v8 { |
37 namespace internal { | 37 namespace internal { |
38 | 38 |
39 class FullCodeGenSyntaxChecker: public AstVisitor { | |
40 public: | |
41 FullCodeGenSyntaxChecker() : has_supported_syntax_(true) {} | |
42 | |
43 void Check(FunctionLiteral* fun); | |
44 | |
45 bool has_supported_syntax() { return has_supported_syntax_; } | |
46 | |
47 private: | |
48 void VisitDeclarations(ZoneList<Declaration*>* decls); | |
49 void VisitStatements(ZoneList<Statement*>* stmts); | |
50 | |
51 // AST node visit functions. | |
52 #define DECLARE_VISIT(type) virtual void Visit##type(type* node); | |
53 AST_NODE_LIST(DECLARE_VISIT) | |
54 #undef DECLARE_VISIT | |
55 | |
56 bool has_supported_syntax_; | |
57 | |
58 DISALLOW_COPY_AND_ASSIGN(FullCodeGenSyntaxChecker); | |
59 }; | |
60 | |
61 | |
62 // AST node visitor which can tell whether a given statement will be breakable | 39 // AST node visitor which can tell whether a given statement will be breakable |
63 // when the code is compiled by the full compiler in the debugger. This means | 40 // when the code is compiled by the full compiler in the debugger. This means |
64 // that there will be an IC (load/store/call) in the code generated for the | 41 // that there will be an IC (load/store/call) in the code generated for the |
65 // debugger to piggybag on. | 42 // debugger to piggybag on. |
66 class BreakableStatementChecker: public AstVisitor { | 43 class BreakableStatementChecker: public AstVisitor { |
67 public: | 44 public: |
68 BreakableStatementChecker() : is_breakable_(false) {} | 45 BreakableStatementChecker() : is_breakable_(false) {} |
69 | 46 |
70 void Check(Statement* stmt); | 47 void Check(Statement* stmt); |
71 void Check(Expression* stmt); | 48 void Check(Expression* stmt); |
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480 | 457 |
481 friend class NestedStatement; | 458 friend class NestedStatement; |
482 | 459 |
483 DISALLOW_COPY_AND_ASSIGN(FullCodeGenerator); | 460 DISALLOW_COPY_AND_ASSIGN(FullCodeGenerator); |
484 }; | 461 }; |
485 | 462 |
486 | 463 |
487 } } // namespace v8::internal | 464 } } // namespace v8::internal |
488 | 465 |
489 #endif // V8_FULL_CODEGEN_H_ | 466 #endif // V8_FULL_CODEGEN_H_ |
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