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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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438 LAllocator(int first_virtual_register, HGraph* graph); | 438 LAllocator(int first_virtual_register, HGraph* graph); |
439 | 439 |
440 static void TraceAlloc(const char* msg, ...); | 440 static void TraceAlloc(const char* msg, ...); |
441 | 441 |
442 // Checks whether the value of a given virtual register is tagged. | 442 // Checks whether the value of a given virtual register is tagged. |
443 bool HasTaggedValue(int virtual_register) const; | 443 bool HasTaggedValue(int virtual_register) const; |
444 | 444 |
445 // Returns the register kind required by the given virtual register. | 445 // Returns the register kind required by the given virtual register. |
446 RegisterKind RequiredRegisterKind(int virtual_register) const; | 446 RegisterKind RequiredRegisterKind(int virtual_register) const; |
447 | 447 |
448 bool Allocate(LChunk* chunk); | 448 bool Allocate(LChunkBase* chunk); |
449 | 449 |
450 const ZoneList<LiveRange*>* live_ranges() const { return &live_ranges_; } | 450 const ZoneList<LiveRange*>* live_ranges() const { return &live_ranges_; } |
451 const Vector<LiveRange*>* fixed_live_ranges() const { | 451 const Vector<LiveRange*>* fixed_live_ranges() const { |
452 return &fixed_live_ranges_; | 452 return &fixed_live_ranges_; |
453 } | 453 } |
454 const Vector<LiveRange*>* fixed_double_live_ranges() const { | 454 const Vector<LiveRange*>* fixed_double_live_ranges() const { |
455 return &fixed_double_live_ranges_; | 455 return &fixed_double_live_ranges_; |
456 } | 456 } |
457 | 457 |
458 LChunk* chunk() const { return chunk_; } | 458 LChunk* chunk() const { return chunk_; } |
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632 // Indicates success or failure during register allocation. | 632 // Indicates success or failure during register allocation. |
633 bool allocation_ok_; | 633 bool allocation_ok_; |
634 | 634 |
635 DISALLOW_COPY_AND_ASSIGN(LAllocator); | 635 DISALLOW_COPY_AND_ASSIGN(LAllocator); |
636 }; | 636 }; |
637 | 637 |
638 | 638 |
639 } } // namespace v8::internal | 639 } } // namespace v8::internal |
640 | 640 |
641 #endif // V8_LITHIUM_ALLOCATOR_H_ | 641 #endif // V8_LITHIUM_ALLOCATOR_H_ |
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