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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_SYMBOLS_H_ | 5 #ifndef VM_SYMBOLS_H_ |
6 #define VM_SYMBOLS_H_ | 6 #define VM_SYMBOLS_H_ |
7 | 7 |
8 #include "vm/object.h" | 8 #include "vm/object.h" |
9 #include "vm/snapshot_ids.h" | 9 #include "vm/snapshot_ids.h" |
10 | 10 |
11 namespace dart { | 11 namespace dart { |
12 | 12 |
13 // Forward declarations. | 13 // Forward declarations. |
14 class Isolate; | 14 class Isolate; |
15 class ObjectPointerVisitor; | 15 class ObjectPointerVisitor; |
16 | 16 |
17 // One-character symbols are added implicitly. | 17 // One-character symbols are added implicitly. |
18 #define PREDEFINED_SYMBOLS_LIST(V) \ | 18 #define PREDEFINED_SYMBOLS_LIST(V) \ |
19 V(Empty, "") \ | 19 V(Empty, "") \ |
20 V(EqualOperator, "==") \ | 20 V(EqualOperator, "==") \ |
| 21 V(GreaterEqualOperator, ">=") \ |
| 22 V(LessEqualOperator, "<=") \ |
| 23 V(UnaryMinus, "unary-") \ |
21 V(Identical, "identical") \ | 24 V(Identical, "identical") \ |
22 V(Length, "length") \ | 25 V(Length, "length") \ |
23 V(IndexToken, "[]") \ | 26 V(IndexToken, "[]") \ |
24 V(AssignIndexToken, "[]=") \ | 27 V(AssignIndexToken, "[]=") \ |
25 V(TopLevel, "::") \ | 28 V(TopLevel, "::") \ |
26 V(DefaultLabel, ":L") \ | 29 V(DefaultLabel, ":L") \ |
27 V(This, "this") \ | 30 V(This, "this") \ |
28 V(Other, "other") \ | 31 V(Other, "other") \ |
29 V(Super, "super") \ | 32 V(Super, "super") \ |
30 V(Call, "call") \ | 33 V(Call, "call") \ |
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156 V(_String, "String") \ | 159 V(_String, "String") \ |
157 V(OneByteString, "_OneByteString") \ | 160 V(OneByteString, "_OneByteString") \ |
158 V(TwoByteString, "_TwoByteString") \ | 161 V(TwoByteString, "_TwoByteString") \ |
159 V(ExternalOneByteString, "_ExternalOneByteString") \ | 162 V(ExternalOneByteString, "_ExternalOneByteString") \ |
160 V(ExternalTwoByteString, "_ExternalTwoByteString") \ | 163 V(ExternalTwoByteString, "_ExternalTwoByteString") \ |
161 V(_CapabilityImpl, "_CapabilityImpl") \ | 164 V(_CapabilityImpl, "_CapabilityImpl") \ |
162 V(_RawReceivePortImpl, "_RawReceivePortImpl") \ | 165 V(_RawReceivePortImpl, "_RawReceivePortImpl") \ |
163 V(_SendPortImpl, "_SendPortImpl") \ | 166 V(_SendPortImpl, "_SendPortImpl") \ |
164 V(StackTrace, "StackTrace") \ | 167 V(StackTrace, "StackTrace") \ |
165 V(JSSyntaxRegExp, "_JSSyntaxRegExp") \ | 168 V(JSSyntaxRegExp, "_JSSyntaxRegExp") \ |
| 169 V(RegExp, "RegExp") \ |
| 170 V(IrregExp, ":irregexp") \ |
166 V(Object, "Object") \ | 171 V(Object, "Object") \ |
167 V(Int, "int") \ | 172 V(Int, "int") \ |
168 V(Double, "double") \ | 173 V(Double, "double") \ |
169 V(_Float32x4, "_Float32x4") \ | 174 V(_Float32x4, "_Float32x4") \ |
170 V(_Float64x2, "_Float64x2") \ | 175 V(_Float64x2, "_Float64x2") \ |
171 V(_Int32x4, "_Int32x4") \ | 176 V(_Int32x4, "_Int32x4") \ |
172 V(Float32x4, "Float32x4") \ | 177 V(Float32x4, "Float32x4") \ |
173 V(Float64x2, "Float64x2") \ | 178 V(Float64x2, "Float64x2") \ |
174 V(Int32x4, "Int32x4") \ | 179 V(Int32x4, "Int32x4") \ |
175 V(Int8List, "Int8List") \ | 180 V(Int8List, "Int8List") \ |
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324 V(_leftShiftWithMask32, "_leftShiftWithMask32") \ | 329 V(_leftShiftWithMask32, "_leftShiftWithMask32") \ |
325 V(OptimizedOut, "<optimized out>") \ | 330 V(OptimizedOut, "<optimized out>") \ |
326 V(NotInitialized, "<not initialized>") \ | 331 V(NotInitialized, "<not initialized>") \ |
327 V(AllocationStubFor, "Allocation stub for ") \ | 332 V(AllocationStubFor, "Allocation stub for ") \ |
328 V(TempParam, ":temp_param") \ | 333 V(TempParam, ":temp_param") \ |
329 V(_UserTag, "_UserTag") \ | 334 V(_UserTag, "_UserTag") \ |
330 V(Default, "Default") \ | 335 V(Default, "Default") \ |
331 V(StubPrefix, "[Stub] ") \ | 336 V(StubPrefix, "[Stub] ") \ |
332 V(ClassID, "ClassID") \ | 337 V(ClassID, "ClassID") \ |
333 V(DartIsVM, "dart.isVM") \ | 338 V(DartIsVM, "dart.isVM") \ |
| 339 V(stack, ":stack") \ |
| 340 V(current_character, ":current_character") \ |
| 341 V(current_position, ":current_position") \ |
| 342 V(string_param_length, ":string_param_length") \ |
| 343 V(capture_length, ":capture_length") \ |
| 344 V(word_character_map, ":word_character_map") \ |
| 345 V(match_start_index, ":match_start_index") \ |
| 346 V(capture_start_index, ":capture_start_index") \ |
| 347 V(match_end_index, ":match_end_index") \ |
| 348 V(char_in_capture, ":char_in_capture") \ |
| 349 V(char_in_match, ":char_in_match") \ |
| 350 V(result, ":result") \ |
| 351 V(position_registers, ":position_registers") \ |
| 352 V(string_param, ":string_param") \ |
| 353 V(start_index_param, ":start_index_param") \ |
| 354 V(clear, "clear") \ |
| 355 V(_wordCharacterMap, "_wordCharacterMap") \ |
| 356 V(print, "print") \ |
| 357 V(last, "last") \ |
| 358 V(removeLast, "removeLast") \ |
| 359 V(add, "add") \ |
334 | 360 |
335 | 361 |
336 // Contains a list of frequently used strings in a canonicalized form. This | 362 // Contains a list of frequently used strings in a canonicalized form. This |
337 // list is kept in the vm_isolate in order to share the copy across isolates | 363 // list is kept in the vm_isolate in order to share the copy across isolates |
338 // without having to maintain copies in each isolate. | 364 // without having to maintain copies in each isolate. |
339 class Symbols : public AllStatic { | 365 class Symbols : public AllStatic { |
340 public: | 366 public: |
341 enum { kMaxOneCharCodeSymbol = 0xFF }; | 367 enum { kMaxOneCharCodeSymbol = 0xFF }; |
342 | 368 |
343 // List of strings that are pre created in the vm isolate. | 369 // List of strings that are pre created in the vm isolate. |
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367 // Offset of Null character which is the predefined character symbol. | 393 // Offset of Null character which is the predefined character symbol. |
368 static const int kNullCharCodeSymbolOffset = 0; | 394 static const int kNullCharCodeSymbolOffset = 0; |
369 | 395 |
370 // Access methods for one byte character symbols stored in the vm isolate. | 396 // Access methods for one byte character symbols stored in the vm isolate. |
371 static const String& Dot() { | 397 static const String& Dot() { |
372 return *(symbol_handles_[kNullCharId + '.']); | 398 return *(symbol_handles_[kNullCharId + '.']); |
373 } | 399 } |
374 static const String& Equals() { | 400 static const String& Equals() { |
375 return *(symbol_handles_[kNullCharId + '=']); | 401 return *(symbol_handles_[kNullCharId + '=']); |
376 } | 402 } |
| 403 static const String& Plus() { |
| 404 return *(symbol_handles_[kNullCharId + '+']); |
| 405 } |
| 406 static const String& Minus() { |
| 407 return *(symbol_handles_[kNullCharId + '-']); |
| 408 } |
| 409 static const String& BitOr() { |
| 410 return *(symbol_handles_[kNullCharId + '|']); |
| 411 } |
| 412 static const String& BitAnd() { |
| 413 return *(symbol_handles_[kNullCharId + '&']); |
| 414 } |
377 static const String& LAngleBracket() { | 415 static const String& LAngleBracket() { |
378 return *(symbol_handles_[kNullCharId + '<']); | 416 return *(symbol_handles_[kNullCharId + '<']); |
379 } | 417 } |
380 static const String& RAngleBracket() { | 418 static const String& RAngleBracket() { |
381 return *(symbol_handles_[kNullCharId + '>']); | 419 return *(symbol_handles_[kNullCharId + '>']); |
382 } | 420 } |
383 static const String& LParen() { | 421 static const String& LParen() { |
384 return *(symbol_handles_[kNullCharId + '(']); | 422 return *(symbol_handles_[kNullCharId + '(']); |
385 } | 423 } |
386 static const String& RParen() { | 424 static const String& RParen() { |
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520 friend class SnapshotReader; | 558 friend class SnapshotReader; |
521 friend class SnapshotWriter; | 559 friend class SnapshotWriter; |
522 friend class ApiMessageReader; | 560 friend class ApiMessageReader; |
523 | 561 |
524 DISALLOW_COPY_AND_ASSIGN(Symbols); | 562 DISALLOW_COPY_AND_ASSIGN(Symbols); |
525 }; | 563 }; |
526 | 564 |
527 } // namespace dart | 565 } // namespace dart |
528 | 566 |
529 #endif // VM_SYMBOLS_H_ | 567 #endif // VM_SYMBOLS_H_ |
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