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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_PPC_LITHIUM_PPC_H_ | 5 #ifndef V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_ |
6 #define V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_ | 6 #define V8_CRANKSHAFT_PPC_LITHIUM_PPC_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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213 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } | 213 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } |
214 LPointerMap* pointer_map() const { return pointer_map_.get(); } | 214 LPointerMap* pointer_map() const { return pointer_map_.get(); } |
215 bool HasPointerMap() const { return pointer_map_.is_set(); } | 215 bool HasPointerMap() const { return pointer_map_.is_set(); } |
216 | 216 |
217 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } | 217 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } |
218 HValue* hydrogen_value() const { return hydrogen_value_; } | 218 HValue* hydrogen_value() const { return hydrogen_value_; } |
219 | 219 |
220 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } | 220 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } |
221 bool IsCall() const { return IsCallBits::decode(bit_field_); } | 221 bool IsCall() const { return IsCallBits::decode(bit_field_); } |
222 | 222 |
| 223 void MarkAsSyntacticTailCall() { |
| 224 bit_field_ = IsSyntacticTailCallBits::update(bit_field_, true); |
| 225 } |
| 226 bool IsSyntacticTailCall() const { |
| 227 return IsSyntacticTailCallBits::decode(bit_field_); |
| 228 } |
| 229 |
223 // Interface to the register allocator and iterators. | 230 // Interface to the register allocator and iterators. |
224 bool ClobbersTemps() const { return IsCall(); } | 231 bool ClobbersTemps() const { return IsCall(); } |
225 bool ClobbersRegisters() const { return IsCall(); } | 232 bool ClobbersRegisters() const { return IsCall(); } |
226 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { | 233 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { |
227 return IsCall(); | 234 return IsCall(); |
228 } | 235 } |
229 | 236 |
230 // Interface to the register allocator and iterators. | 237 // Interface to the register allocator and iterators. |
231 bool IsMarkedAsCall() const { return IsCall(); } | 238 bool IsMarkedAsCall() const { return IsCall(); } |
232 | 239 |
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247 | 254 |
248 private: | 255 private: |
249 // Iterator support. | 256 // Iterator support. |
250 friend class InputIterator; | 257 friend class InputIterator; |
251 | 258 |
252 friend class TempIterator; | 259 friend class TempIterator; |
253 virtual int TempCount() = 0; | 260 virtual int TempCount() = 0; |
254 virtual LOperand* TempAt(int i) = 0; | 261 virtual LOperand* TempAt(int i) = 0; |
255 | 262 |
256 class IsCallBits : public BitField<bool, 0, 1> {}; | 263 class IsCallBits : public BitField<bool, 0, 1> {}; |
| 264 class IsSyntacticTailCallBits : public BitField<bool, IsCallBits::kNext, 1> { |
| 265 }; |
257 | 266 |
258 LEnvironment* environment_; | 267 LEnvironment* environment_; |
259 SetOncePointer<LPointerMap> pointer_map_; | 268 SetOncePointer<LPointerMap> pointer_map_; |
260 HValue* hydrogen_value_; | 269 HValue* hydrogen_value_; |
261 int bit_field_; | 270 int bit_field_; |
262 }; | 271 }; |
263 | 272 |
264 | 273 |
265 // R = number of result operands (0 or 1). | 274 // R = number of result operands (0 or 1). |
266 template <int R> | 275 template <int R> |
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2545 | 2554 |
2546 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 2555 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
2547 }; | 2556 }; |
2548 | 2557 |
2549 #undef DECLARE_HYDROGEN_ACCESSOR | 2558 #undef DECLARE_HYDROGEN_ACCESSOR |
2550 #undef DECLARE_CONCRETE_INSTRUCTION | 2559 #undef DECLARE_CONCRETE_INSTRUCTION |
2551 } // namespace internal | 2560 } // namespace internal |
2552 } // namespace v8 | 2561 } // namespace v8 |
2553 | 2562 |
2554 #endif // V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_ | 2563 #endif // V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_ |
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