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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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486 void StringStream::PrintFunction(Object* f, Object* receiver, Code** code) { | 486 void StringStream::PrintFunction(Object* f, Object* receiver, Code** code) { |
487 if (f->IsHeapObject() && | 487 if (f->IsHeapObject() && |
488 HEAP->Contains(HeapObject::cast(f)) && | 488 HEAP->Contains(HeapObject::cast(f)) && |
489 HEAP->Contains(HeapObject::cast(f)->map()) && | 489 HEAP->Contains(HeapObject::cast(f)->map()) && |
490 HeapObject::cast(f)->map()->IsMap()) { | 490 HeapObject::cast(f)->map()->IsMap()) { |
491 if (f->IsJSFunction()) { | 491 if (f->IsJSFunction()) { |
492 JSFunction* fun = JSFunction::cast(f); | 492 JSFunction* fun = JSFunction::cast(f); |
493 // Common case: on-stack function present and resolved. | 493 // Common case: on-stack function present and resolved. |
494 PrintPrototype(fun, receiver); | 494 PrintPrototype(fun, receiver); |
495 *code = fun->code(); | 495 *code = fun->code(); |
496 } else if (f->IsSymbol()) { | 496 } else if (f->IsInternalizedString()) { |
497 // Unresolved and megamorphic calls: Instead of the function | 497 // Unresolved and megamorphic calls: Instead of the function |
498 // we have the function name on the stack. | 498 // we have the function name on the stack. |
499 PrintName(f); | 499 PrintName(f); |
500 Add("/* unresolved */ "); | 500 Add("/* unresolved */ "); |
501 } else { | 501 } else { |
502 // Unless this is the frame of a built-in function, we should always have | 502 // Unless this is the frame of a built-in function, we should always have |
503 // the callee function or name on the stack. If we don't, we have a | 503 // the callee function or name on the stack. If we don't, we have a |
504 // problem or a change of the stack frame layout. | 504 // problem or a change of the stack frame layout. |
505 Add("%o", f); | 505 Add("%o", f); |
506 Add("/* warning: no JSFunction object or function name found */ "); | 506 Add("/* warning: no JSFunction object or function name found */ "); |
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583 | 583 |
584 // Only grow once to the maximum allowable size. | 584 // Only grow once to the maximum allowable size. |
585 char* NoAllocationStringAllocator::grow(unsigned* bytes) { | 585 char* NoAllocationStringAllocator::grow(unsigned* bytes) { |
586 ASSERT(size_ >= *bytes); | 586 ASSERT(size_ >= *bytes); |
587 *bytes = size_; | 587 *bytes = size_; |
588 return space_; | 588 return space_; |
589 } | 589 } |
590 | 590 |
591 | 591 |
592 } } // namespace v8::internal | 592 } } // namespace v8::internal |
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