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Issue 10704058: Fix lazy compilation for strict eval scopes. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 5 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
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373 373
374 // Determine if we can use lazy compilation for this scope. 374 // Determine if we can use lazy compilation for this scope.
375 bool AllowsLazyCompilation() const; 375 bool AllowsLazyCompilation() const;
376 376
377 // Determine if we can use lazy compilation for this scope without a context. 377 // Determine if we can use lazy compilation for this scope without a context.
378 bool AllowsLazyCompilationWithoutContext() const; 378 bool AllowsLazyCompilationWithoutContext() const;
379 379
380 // True if the outer context of this scope is always the global context. 380 // True if the outer context of this scope is always the global context.
381 bool HasTrivialOuterContext() const; 381 bool HasTrivialOuterContext() const;
382 382
383 // True if this scope is inside a with scope and all declaration scopes 383 // True if the outer context allows lazy compilation of this scope.
384 // between them have empty contexts. Such declaration scopes become 384 bool HasLazyCompilableOuterContext() const;
385 // invisible during scope info deserialization.
386 bool TrivialDeclarationScopesBeforeWithScope() const;
387 385
388 // The number of contexts between this and scope; zero if this == scope. 386 // The number of contexts between this and scope; zero if this == scope.
389 int ContextChainLength(Scope* scope); 387 int ContextChainLength(Scope* scope);
390 388
391 // Find the first function, global, or eval scope. This is the scope 389 // Find the first function, global, or eval scope. This is the scope
392 // where var declarations will be hoisted to in the implementation. 390 // where var declarations will be hoisted to in the implementation.
393 Scope* DeclarationScope(); 391 Scope* DeclarationScope();
394 392
395 Handle<ScopeInfo> GetScopeInfo(); 393 Handle<ScopeInfo> GetScopeInfo();
396 394
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610 void SetDefaults(ScopeType type, 608 void SetDefaults(ScopeType type,
611 Scope* outer_scope, 609 Scope* outer_scope,
612 Handle<ScopeInfo> scope_info); 610 Handle<ScopeInfo> scope_info);
613 611
614 Zone* zone_; 612 Zone* zone_;
615 }; 613 };
616 614
617 } } // namespace v8::internal 615 } } // namespace v8::internal
618 616
619 #endif // V8_SCOPES_H_ 617 #endif // V8_SCOPES_H_
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