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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_MIPS_LITHIUM_MIPS_H_ | 5 #ifndef V8_CRANKSHAFT_MIPS_LITHIUM_MIPS_H_ |
6 #define V8_CRANKSHAFT_MIPS_LITHIUM_MIPS_H_ | 6 #define V8_CRANKSHAFT_MIPS_LITHIUM_MIPS_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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214 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } | 214 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } |
215 LPointerMap* pointer_map() const { return pointer_map_.get(); } | 215 LPointerMap* pointer_map() const { return pointer_map_.get(); } |
216 bool HasPointerMap() const { return pointer_map_.is_set(); } | 216 bool HasPointerMap() const { return pointer_map_.is_set(); } |
217 | 217 |
218 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } | 218 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } |
219 HValue* hydrogen_value() const { return hydrogen_value_; } | 219 HValue* hydrogen_value() const { return hydrogen_value_; } |
220 | 220 |
221 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } | 221 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } |
222 bool IsCall() const { return IsCallBits::decode(bit_field_); } | 222 bool IsCall() const { return IsCallBits::decode(bit_field_); } |
223 | 223 |
| 224 void MarkAsSyntacticTailCall() { |
| 225 bit_field_ = IsSyntacticTailCallBits::update(bit_field_, true); |
| 226 } |
| 227 bool IsSyntacticTailCall() const { |
| 228 return IsSyntacticTailCallBits::decode(bit_field_); |
| 229 } |
| 230 |
224 // Interface to the register allocator and iterators. | 231 // Interface to the register allocator and iterators. |
225 bool ClobbersTemps() const { return IsCall(); } | 232 bool ClobbersTemps() const { return IsCall(); } |
226 bool ClobbersRegisters() const { return IsCall(); } | 233 bool ClobbersRegisters() const { return IsCall(); } |
227 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { | 234 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { |
228 return IsCall(); | 235 return IsCall(); |
229 } | 236 } |
230 | 237 |
231 // Interface to the register allocator and iterators. | 238 // Interface to the register allocator and iterators. |
232 bool IsMarkedAsCall() const { return IsCall(); } | 239 bool IsMarkedAsCall() const { return IsCall(); } |
233 | 240 |
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248 | 255 |
249 private: | 256 private: |
250 // Iterator interface. | 257 // Iterator interface. |
251 friend class InputIterator; | 258 friend class InputIterator; |
252 | 259 |
253 friend class TempIterator; | 260 friend class TempIterator; |
254 virtual int TempCount() = 0; | 261 virtual int TempCount() = 0; |
255 virtual LOperand* TempAt(int i) = 0; | 262 virtual LOperand* TempAt(int i) = 0; |
256 | 263 |
257 class IsCallBits: public BitField<bool, 0, 1> {}; | 264 class IsCallBits: public BitField<bool, 0, 1> {}; |
| 265 class IsSyntacticTailCallBits : public BitField<bool, IsCallBits::kNext, 1> { |
| 266 }; |
258 | 267 |
259 LEnvironment* environment_; | 268 LEnvironment* environment_; |
260 SetOncePointer<LPointerMap> pointer_map_; | 269 SetOncePointer<LPointerMap> pointer_map_; |
261 HValue* hydrogen_value_; | 270 HValue* hydrogen_value_; |
262 int bit_field_; | 271 int bit_field_; |
263 }; | 272 }; |
264 | 273 |
265 | 274 |
266 // R = number of result operands (0 or 1). | 275 // R = number of result operands (0 or 1). |
267 template<int R> | 276 template<int R> |
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2616 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 2625 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
2617 }; | 2626 }; |
2618 | 2627 |
2619 #undef DECLARE_HYDROGEN_ACCESSOR | 2628 #undef DECLARE_HYDROGEN_ACCESSOR |
2620 #undef DECLARE_CONCRETE_INSTRUCTION | 2629 #undef DECLARE_CONCRETE_INSTRUCTION |
2621 | 2630 |
2622 } // namespace internal | 2631 } // namespace internal |
2623 } // namespace v8 | 2632 } // namespace v8 |
2624 | 2633 |
2625 #endif // V8_CRANKSHAFT_MIPS_LITHIUM_MIPS_H_ | 2634 #endif // V8_CRANKSHAFT_MIPS_LITHIUM_MIPS_H_ |
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