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Issue 148573005: A64: Synchronize with r16249. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/a64
Patch Set: Created 6 years, 10 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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266 266
267 ZoneHashMap table(Literal::Match, ZoneHashMap::kDefaultHashMapCapacity, 267 ZoneHashMap table(Literal::Match, ZoneHashMap::kDefaultHashMapCapacity,
268 allocator); 268 allocator);
269 for (int i = properties()->length() - 1; i >= 0; i--) { 269 for (int i = properties()->length() - 1; i >= 0; i--) {
270 ObjectLiteral::Property* property = properties()->at(i); 270 ObjectLiteral::Property* property = properties()->at(i);
271 Literal* literal = property->key(); 271 Literal* literal = property->key();
272 if (literal->value()->IsNull()) continue; 272 if (literal->value()->IsNull()) continue;
273 uint32_t hash = literal->Hash(); 273 uint32_t hash = literal->Hash();
274 // If the key of a computed property is in the table, do not emit 274 // If the key of a computed property is in the table, do not emit
275 // a store for the property later. 275 // a store for the property later.
276 if (property->kind() == ObjectLiteral::Property::COMPUTED && 276 if ((property->kind() == ObjectLiteral::Property::MATERIALIZED_LITERAL ||
277 property->kind() == ObjectLiteral::Property::COMPUTED) &&
277 table.Lookup(literal, hash, false, allocator) != NULL) { 278 table.Lookup(literal, hash, false, allocator) != NULL) {
278 property->set_emit_store(false); 279 property->set_emit_store(false);
279 } else { 280 } else {
280 // Add key to the table. 281 // Add key to the table.
281 table.Lookup(literal, hash, true, allocator); 282 table.Lookup(literal, hash, true, allocator);
282 } 283 }
283 } 284 }
284 } 285 }
285 286
286 287
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850 bool RegExpCapture::IsAnchoredAtEnd() { 851 bool RegExpCapture::IsAnchoredAtEnd() {
851 return body()->IsAnchoredAtEnd(); 852 return body()->IsAnchoredAtEnd();
852 } 853 }
853 854
854 855
855 // Convert regular expression trees to a simple sexp representation. 856 // Convert regular expression trees to a simple sexp representation.
856 // This representation should be different from the input grammar 857 // This representation should be different from the input grammar
857 // in as many cases as possible, to make it more difficult for incorrect 858 // in as many cases as possible, to make it more difficult for incorrect
858 // parses to look as correct ones which is likely if the input and 859 // parses to look as correct ones which is likely if the input and
859 // output formats are alike. 860 // output formats are alike.
860 class RegExpUnparser: public RegExpVisitor { 861 class RegExpUnparser V8_FINAL : public RegExpVisitor {
861 public: 862 public:
862 explicit RegExpUnparser(Zone* zone); 863 explicit RegExpUnparser(Zone* zone);
863 void VisitCharacterRange(CharacterRange that); 864 void VisitCharacterRange(CharacterRange that);
864 SmartArrayPointer<const char> ToString() { return stream_.ToCString(); } 865 SmartArrayPointer<const char> ToString() { return stream_.ToCString(); }
865 #define MAKE_CASE(Name) virtual void* Visit##Name(RegExp##Name*, void* data); 866 #define MAKE_CASE(Name) virtual void* Visit##Name(RegExp##Name*, \
867 void* data) V8_OVERRIDE;
866 FOR_EACH_REG_EXP_TREE_TYPE(MAKE_CASE) 868 FOR_EACH_REG_EXP_TREE_TYPE(MAKE_CASE)
867 #undef MAKE_CASE 869 #undef MAKE_CASE
868 private: 870 private:
869 StringStream* stream() { return &stream_; } 871 StringStream* stream() { return &stream_; }
870 HeapStringAllocator alloc_; 872 HeapStringAllocator alloc_;
871 StringStream stream_; 873 StringStream stream_;
872 Zone* zone_; 874 Zone* zone_;
873 }; 875 };
874 876
875 877
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1189 OS::SNPrintF(buffer, "%d", Smi::cast(*value_)->value()); 1191 OS::SNPrintF(buffer, "%d", Smi::cast(*value_)->value());
1190 str = arr; 1192 str = arr;
1191 } else { 1193 } else {
1192 str = DoubleToCString(value_->Number(), buffer); 1194 str = DoubleToCString(value_->Number(), buffer);
1193 } 1195 }
1194 return factory->NewStringFromAscii(CStrVector(str)); 1196 return factory->NewStringFromAscii(CStrVector(str));
1195 } 1197 }
1196 1198
1197 1199
1198 } } // namespace v8::internal 1200 } } // namespace v8::internal
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