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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_ARM_LITHIUM_ARM_H_ | 5 #ifndef V8_CRANKSHAFT_ARM_LITHIUM_ARM_H_ |
6 #define V8_CRANKSHAFT_ARM_LITHIUM_ARM_H_ | 6 #define V8_CRANKSHAFT_ARM_LITHIUM_ARM_H_ |
7 | 7 |
8 #include "src/crankshaft/hydrogen.h" | 8 #include "src/crankshaft/hydrogen.h" |
9 #include "src/crankshaft/lithium.h" | 9 #include "src/crankshaft/lithium.h" |
10 #include "src/crankshaft/lithium-allocator.h" | 10 #include "src/crankshaft/lithium-allocator.h" |
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217 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } | 217 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } |
218 LPointerMap* pointer_map() const { return pointer_map_.get(); } | 218 LPointerMap* pointer_map() const { return pointer_map_.get(); } |
219 bool HasPointerMap() const { return pointer_map_.is_set(); } | 219 bool HasPointerMap() const { return pointer_map_.is_set(); } |
220 | 220 |
221 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } | 221 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } |
222 HValue* hydrogen_value() const { return hydrogen_value_; } | 222 HValue* hydrogen_value() const { return hydrogen_value_; } |
223 | 223 |
224 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } | 224 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } |
225 bool IsCall() const { return IsCallBits::decode(bit_field_); } | 225 bool IsCall() const { return IsCallBits::decode(bit_field_); } |
226 | 226 |
227 void MarkAsTailCall() { | |
228 bit_field_ = IsTailCallBits::update(bit_field_, true); | |
229 } | |
230 bool IsTailCall() const { return IsTailCallBits::decode(bit_field_); } | |
231 | |
232 // Interface to the register allocator and iterators. | 227 // Interface to the register allocator and iterators. |
233 bool ClobbersTemps() const { return IsCall(); } | 228 bool ClobbersTemps() const { return IsCall(); } |
234 bool ClobbersRegisters() const { return IsCall(); } | 229 bool ClobbersRegisters() const { return IsCall(); } |
235 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { | 230 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { |
236 return IsCall(); | 231 return IsCall(); |
237 } | 232 } |
238 | 233 |
239 // Interface to the register allocator and iterators. | 234 // Interface to the register allocator and iterators. |
240 bool IsMarkedAsCall() const { return IsCall(); } | 235 bool IsMarkedAsCall() const { return IsCall(); } |
241 | 236 |
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256 | 251 |
257 private: | 252 private: |
258 // Iterator support. | 253 // Iterator support. |
259 friend class InputIterator; | 254 friend class InputIterator; |
260 | 255 |
261 friend class TempIterator; | 256 friend class TempIterator; |
262 virtual int TempCount() = 0; | 257 virtual int TempCount() = 0; |
263 virtual LOperand* TempAt(int i) = 0; | 258 virtual LOperand* TempAt(int i) = 0; |
264 | 259 |
265 class IsCallBits: public BitField<bool, 0, 1> {}; | 260 class IsCallBits: public BitField<bool, 0, 1> {}; |
266 class IsTailCallBits : public BitField<bool, IsCallBits::kNext, 1> {}; | |
267 | 261 |
268 LEnvironment* environment_; | 262 LEnvironment* environment_; |
269 SetOncePointer<LPointerMap> pointer_map_; | 263 SetOncePointer<LPointerMap> pointer_map_; |
270 HValue* hydrogen_value_; | 264 HValue* hydrogen_value_; |
271 int bit_field_; | 265 int bit_field_; |
272 }; | 266 }; |
273 | 267 |
274 | 268 |
275 // R = number of result operands (0 or 1). | 269 // R = number of result operands (0 or 1). |
276 template<int R> | 270 template<int R> |
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2664 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 2658 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
2665 }; | 2659 }; |
2666 | 2660 |
2667 #undef DECLARE_HYDROGEN_ACCESSOR | 2661 #undef DECLARE_HYDROGEN_ACCESSOR |
2668 #undef DECLARE_CONCRETE_INSTRUCTION | 2662 #undef DECLARE_CONCRETE_INSTRUCTION |
2669 | 2663 |
2670 } // namespace internal | 2664 } // namespace internal |
2671 } // namespace v8 | 2665 } // namespace v8 |
2672 | 2666 |
2673 #endif // V8_CRANKSHAFT_ARM_LITHIUM_ARM_H_ | 2667 #endif // V8_CRANKSHAFT_ARM_LITHIUM_ARM_H_ |
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