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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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_ARM64_LITHIUM_ARM64_H_ | 5 #ifndef V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_H_ |
6 #define V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_H_ | 6 #define V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_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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228 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } | 228 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } |
229 LPointerMap* pointer_map() const { return pointer_map_.get(); } | 229 LPointerMap* pointer_map() const { return pointer_map_.get(); } |
230 bool HasPointerMap() const { return pointer_map_.is_set(); } | 230 bool HasPointerMap() const { return pointer_map_.is_set(); } |
231 | 231 |
232 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } | 232 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } |
233 HValue* hydrogen_value() const { return hydrogen_value_; } | 233 HValue* hydrogen_value() const { return hydrogen_value_; } |
234 | 234 |
235 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } | 235 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } |
236 bool IsCall() const { return IsCallBits::decode(bit_field_); } | 236 bool IsCall() const { return IsCallBits::decode(bit_field_); } |
237 | 237 |
| 238 void MarkAsSyntacticTailCall() { |
| 239 bit_field_ = IsSyntacticTailCallBits::update(bit_field_, true); |
| 240 } |
| 241 bool IsSyntacticTailCall() const { |
| 242 return IsSyntacticTailCallBits::decode(bit_field_); |
| 243 } |
| 244 |
238 // Interface to the register allocator and iterators. | 245 // Interface to the register allocator and iterators. |
239 bool ClobbersTemps() const { return IsCall(); } | 246 bool ClobbersTemps() const { return IsCall(); } |
240 bool ClobbersRegisters() const { return IsCall(); } | 247 bool ClobbersRegisters() const { return IsCall(); } |
241 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { | 248 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { |
242 return IsCall(); | 249 return IsCall(); |
243 } | 250 } |
244 bool IsMarkedAsCall() const { return IsCall(); } | 251 bool IsMarkedAsCall() const { return IsCall(); } |
245 | 252 |
246 virtual bool HasResult() const = 0; | 253 virtual bool HasResult() const = 0; |
247 virtual LOperand* result() const = 0; | 254 virtual LOperand* result() const = 0; |
248 | 255 |
249 virtual int InputCount() = 0; | 256 virtual int InputCount() = 0; |
250 virtual LOperand* InputAt(int i) = 0; | 257 virtual LOperand* InputAt(int i) = 0; |
251 virtual int TempCount() = 0; | 258 virtual int TempCount() = 0; |
252 virtual LOperand* TempAt(int i) = 0; | 259 virtual LOperand* TempAt(int i) = 0; |
253 | 260 |
254 LOperand* FirstInput() { return InputAt(0); } | 261 LOperand* FirstInput() { return InputAt(0); } |
255 LOperand* Output() { return HasResult() ? result() : NULL; } | 262 LOperand* Output() { return HasResult() ? result() : NULL; } |
256 | 263 |
257 virtual bool HasInterestingComment(LCodeGen* gen) const { return true; } | 264 virtual bool HasInterestingComment(LCodeGen* gen) const { return true; } |
258 | 265 |
259 #ifdef DEBUG | 266 #ifdef DEBUG |
260 void VerifyCall(); | 267 void VerifyCall(); |
261 #endif | 268 #endif |
262 | 269 |
263 private: | 270 private: |
264 class IsCallBits: public BitField<bool, 0, 1> {}; | 271 class IsCallBits: public BitField<bool, 0, 1> {}; |
| 272 class IsSyntacticTailCallBits : public BitField<bool, IsCallBits::kNext, 1> { |
| 273 }; |
265 | 274 |
266 LEnvironment* environment_; | 275 LEnvironment* environment_; |
267 SetOncePointer<LPointerMap> pointer_map_; | 276 SetOncePointer<LPointerMap> pointer_map_; |
268 HValue* hydrogen_value_; | 277 HValue* hydrogen_value_; |
269 int32_t bit_field_; | 278 int32_t bit_field_; |
270 }; | 279 }; |
271 | 280 |
272 | 281 |
273 // R = number of result operands (0 or 1). | 282 // R = number of result operands (0 or 1). |
274 template<int R> | 283 template<int R> |
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3030 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 3039 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
3031 }; | 3040 }; |
3032 | 3041 |
3033 #undef DECLARE_HYDROGEN_ACCESSOR | 3042 #undef DECLARE_HYDROGEN_ACCESSOR |
3034 #undef DECLARE_CONCRETE_INSTRUCTION | 3043 #undef DECLARE_CONCRETE_INSTRUCTION |
3035 | 3044 |
3036 } // namespace internal | 3045 } // namespace internal |
3037 } // namespace v8 | 3046 } // namespace v8 |
3038 | 3047 |
3039 #endif // V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_H_ | 3048 #endif // V8_CRANKSHAFT_ARM64_LITHIUM_ARM64_H_ |
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