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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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328 | 328 |
329 private: | 329 private: |
330 SetOncePointer<LEnvironment> environment_; | 330 SetOncePointer<LEnvironment> environment_; |
331 SetOncePointer<LPointerMap> pointer_map_; | 331 SetOncePointer<LPointerMap> pointer_map_; |
332 SetOncePointer<LOperand> result_; | 332 SetOncePointer<LOperand> result_; |
333 HValue* hydrogen_value_; | 333 HValue* hydrogen_value_; |
334 SetOncePointer<LEnvironment> deoptimization_environment_; | 334 SetOncePointer<LEnvironment> deoptimization_environment_; |
335 }; | 335 }; |
336 | 336 |
337 | 337 |
338 class LParallelMove : public ZoneObject { | |
339 public: | |
340 LParallelMove() : move_operands_(4) { } | |
341 | |
342 void AddMove(LOperand* from, LOperand* to) { | |
343 move_operands_.Add(LMoveOperands(from, to)); | |
344 } | |
345 | |
346 bool IsRedundant() const; | |
347 | |
348 const ZoneList<LMoveOperands>* move_operands() const { | |
349 return &move_operands_; | |
350 } | |
351 | |
352 void PrintDataTo(StringStream* stream) const; | |
353 | |
354 private: | |
355 ZoneList<LMoveOperands> move_operands_; | |
356 }; | |
357 | |
358 | |
359 class LGap: public LInstruction { | 338 class LGap: public LInstruction { |
360 public: | 339 public: |
361 explicit LGap(HBasicBlock* block) | 340 explicit LGap(HBasicBlock* block) |
362 : block_(block) { | 341 : block_(block) { |
363 parallel_moves_[BEFORE] = NULL; | 342 parallel_moves_[BEFORE] = NULL; |
364 parallel_moves_[START] = NULL; | 343 parallel_moves_[START] = NULL; |
365 parallel_moves_[END] = NULL; | 344 parallel_moves_[END] = NULL; |
366 parallel_moves_[AFTER] = NULL; | 345 parallel_moves_[AFTER] = NULL; |
367 } | 346 } |
368 | 347 |
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2136 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 2115 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
2137 }; | 2116 }; |
2138 | 2117 |
2139 #undef DECLARE_HYDROGEN_ACCESSOR | 2118 #undef DECLARE_HYDROGEN_ACCESSOR |
2140 #undef DECLARE_INSTRUCTION | 2119 #undef DECLARE_INSTRUCTION |
2141 #undef DECLARE_CONCRETE_INSTRUCTION | 2120 #undef DECLARE_CONCRETE_INSTRUCTION |
2142 | 2121 |
2143 } } // namespace v8::internal | 2122 } } // namespace v8::internal |
2144 | 2123 |
2145 #endif // V8_IA32_LITHIUM_IA32_H_ | 2124 #endif // V8_IA32_LITHIUM_IA32_H_ |
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