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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_ | 5 #ifndef V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_ |
6 #define V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_ | 6 #define V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_ |
7 | 7 |
8 #include "src/allocation.h" | 8 #include "src/allocation.h" |
| 9 #include "src/base/compiler-specific.h" |
9 #include "src/crankshaft/compilation-phase.h" | 10 #include "src/crankshaft/compilation-phase.h" |
10 #include "src/crankshaft/lithium.h" | 11 #include "src/crankshaft/lithium.h" |
11 #include "src/zone.h" | 12 #include "src/zone.h" |
12 | 13 |
13 namespace v8 { | 14 namespace v8 { |
14 namespace internal { | 15 namespace internal { |
15 | 16 |
16 // Forward declarations. | 17 // Forward declarations. |
17 class HBasicBlock; | 18 class HBasicBlock; |
18 class HGraph; | 19 class HGraph; |
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320 int spill_start_index_; | 321 int spill_start_index_; |
321 | 322 |
322 friend class LAllocator; // Assigns to kind_. | 323 friend class LAllocator; // Assigns to kind_. |
323 }; | 324 }; |
324 | 325 |
325 | 326 |
326 class LAllocator BASE_EMBEDDED { | 327 class LAllocator BASE_EMBEDDED { |
327 public: | 328 public: |
328 LAllocator(int first_virtual_register, HGraph* graph); | 329 LAllocator(int first_virtual_register, HGraph* graph); |
329 | 330 |
330 static void TraceAlloc(const char* msg, ...); | 331 static PRINTF_FORMAT(1, 2) void TraceAlloc(const char* msg, ...); |
331 | 332 |
332 // Checks whether the value of a given virtual register is tagged. | 333 // Checks whether the value of a given virtual register is tagged. |
333 bool HasTaggedValue(int virtual_register) const; | 334 bool HasTaggedValue(int virtual_register) const; |
334 | 335 |
335 // Returns the register kind required by the given virtual register. | 336 // Returns the register kind required by the given virtual register. |
336 RegisterKind RequiredRegisterKind(int virtual_register) const; | 337 RegisterKind RequiredRegisterKind(int virtual_register) const; |
337 | 338 |
338 bool Allocate(LChunk* chunk); | 339 bool Allocate(LChunk* chunk); |
339 | 340 |
340 const ZoneList<LiveRange*>* live_ranges() const { return &live_ranges_; } | 341 const ZoneList<LiveRange*>* live_ranges() const { return &live_ranges_; } |
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566 size_t allocator_zone_start_allocation_size_; | 567 size_t allocator_zone_start_allocation_size_; |
567 | 568 |
568 DISALLOW_COPY_AND_ASSIGN(LAllocatorPhase); | 569 DISALLOW_COPY_AND_ASSIGN(LAllocatorPhase); |
569 }; | 570 }; |
570 | 571 |
571 | 572 |
572 } // namespace internal | 573 } // namespace internal |
573 } // namespace v8 | 574 } // namespace v8 |
574 | 575 |
575 #endif // V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_ | 576 #endif // V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_ |
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