| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/property.h" |
| |
| #include "src/handles-inl.h" |
| #include "src/ostreams.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| void LookupResult::Iterate(ObjectVisitor* visitor) { |
| LookupResult* current = this; // Could be NULL. |
| while (current != NULL) { |
| visitor->VisitPointer(BitCast<Object**>(¤t->holder_)); |
| visitor->VisitPointer(BitCast<Object**>(¤t->transition_)); |
| current = current->next_; |
| } |
| } |
| |
| |
| OStream& operator<<(OStream& os, const LookupResult& r) { |
| if (!r.IsFound()) return os << "Not Found\n"; |
| |
| os << "LookupResult:\n"; |
| os << " -cacheable = " << (r.IsCacheable() ? "true" : "false") << "\n"; |
| os << " -attributes = " << hex << r.GetAttributes() << dec << "\n"; |
| if (r.IsTransition()) { |
| os << " -transition target:\n" << Brief(r.GetTransitionTarget()) << "\n"; |
| } |
| switch (r.type()) { |
| case NORMAL: |
| return os << " -type = normal\n" |
| << " -entry = " << r.GetDictionaryEntry() << "\n"; |
| case CONSTANT: |
| return os << " -type = constant\n" |
| << " -value:\n" << Brief(r.GetConstant()) << "\n"; |
| case FIELD: |
| os << " -type = field\n" |
| << " -index = " << r.GetFieldIndex().property_index() << "\n" |
| << " -field type:"; |
| r.GetFieldType()->PrintTo(os); |
| return os << "\n"; |
| case CALLBACKS: |
| return os << " -type = call backs\n" |
| << " -callback object:\n" << Brief(r.GetCallbackObject()); |
| case HANDLER: |
| return os << " -type = lookup proxy\n"; |
| case INTERCEPTOR: |
| return os << " -type = lookup interceptor\n"; |
| case NONEXISTENT: |
| UNREACHABLE(); |
| break; |
| } |
| return os; |
| } |
| |
| |
| OStream& operator<<(OStream& os, const Descriptor& d) { |
| return os << "Descriptor " << Brief(*d.GetKey()) << " @ " |
| << Brief(*d.GetValue()); |
| } |
| |
| } } // namespace v8::internal |