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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_COMPILER_JS_OPERATOR_H_ | 5 #ifndef V8_COMPILER_JS_OPERATOR_H_ |
6 #define V8_COMPILER_JS_OPERATOR_H_ | 6 #define V8_COMPILER_JS_OPERATOR_H_ |
7 | 7 |
8 #include "src/runtime/runtime.h" | 8 #include "src/runtime/runtime.h" |
9 #include "src/unique.h" | 9 #include "src/unique.h" |
10 | 10 |
11 namespace v8 { | 11 namespace v8 { |
12 namespace internal { | 12 namespace internal { |
13 namespace compiler { | 13 namespace compiler { |
14 | 14 |
15 // Forward declarations. | 15 // Forward declarations. |
16 class Operator; | 16 class Operator; |
17 struct JSOperatorGlobalCache; | 17 struct JSOperatorGlobalCache; |
18 | 18 |
19 | 19 |
20 // Defines the arity and the call flags for a JavaScript function call. This is | 20 // Defines the arity and the call flags for a JavaScript function call. This is |
21 // used as a parameter by JSCallFunction operators. | 21 // used as a parameter by JSCallFunction operators. |
22 class CallFunctionParameters final { | 22 class CallFunctionParameters final { |
23 public: | 23 public: |
24 CallFunctionParameters(size_t arity, CallFunctionFlags flags) | 24 CallFunctionParameters(size_t arity, CallFunctionFlags flags, |
25 : arity_(arity), flags_(flags) {} | 25 LanguageMode language_mode) |
| 26 : bit_field_(ArityField::encode(arity) | FlagsField::encode(flags) | |
| 27 LanguageModeField::encode(language_mode)) {} |
26 | 28 |
27 size_t arity() const { return arity_; } | 29 size_t arity() const { return ArityField::decode(bit_field_); } |
28 CallFunctionFlags flags() const { return flags_; } | 30 CallFunctionFlags flags() const { return FlagsField::decode(bit_field_); } |
| 31 LanguageMode language_mode() const { |
| 32 return LanguageModeField::decode(bit_field_); |
| 33 } |
| 34 |
| 35 bool operator==(CallFunctionParameters const& that) const { |
| 36 return this->bit_field_ == that.bit_field_; |
| 37 } |
| 38 bool operator!=(CallFunctionParameters const& that) const { |
| 39 return !(*this == that); |
| 40 } |
29 | 41 |
30 private: | 42 private: |
31 const size_t arity_; | 43 friend size_t hash_value(CallFunctionParameters const& p) { |
32 const CallFunctionFlags flags_; | 44 return p.bit_field_; |
| 45 } |
| 46 |
| 47 typedef BitField<unsigned, 0, 28> ArityField; |
| 48 typedef BitField<CallFunctionFlags, 28, 2> FlagsField; |
| 49 typedef BitField<LanguageMode, 30, 2> LanguageModeField; |
| 50 |
| 51 const uint32_t bit_field_; |
33 }; | 52 }; |
34 | 53 |
35 bool operator==(CallFunctionParameters const&, CallFunctionParameters const&); | |
36 bool operator!=(CallFunctionParameters const&, CallFunctionParameters const&); | |
37 | |
38 size_t hash_value(CallFunctionParameters const&); | 54 size_t hash_value(CallFunctionParameters const&); |
39 | 55 |
40 std::ostream& operator<<(std::ostream&, CallFunctionParameters const&); | 56 std::ostream& operator<<(std::ostream&, CallFunctionParameters const&); |
41 | 57 |
42 const CallFunctionParameters& CallFunctionParametersOf(const Operator* op); | 58 const CallFunctionParameters& CallFunctionParametersOf(const Operator* op); |
43 | 59 |
44 | 60 |
45 // Defines the arity and the ID for a runtime function call. This is used as a | 61 // Defines the arity and the ID for a runtime function call. This is used as a |
46 // parameter by JSCallRuntime operators. | 62 // parameter by JSCallRuntime operators. |
47 class CallRuntimeParameters final { | 63 class CallRuntimeParameters final { |
(...skipping 216 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
264 const Operator* ToNumber(); | 280 const Operator* ToNumber(); |
265 const Operator* ToString(); | 281 const Operator* ToString(); |
266 const Operator* ToName(); | 282 const Operator* ToName(); |
267 const Operator* ToObject(); | 283 const Operator* ToObject(); |
268 const Operator* Yield(); | 284 const Operator* Yield(); |
269 | 285 |
270 const Operator* Create(); | 286 const Operator* Create(); |
271 const Operator* CreateClosure(Handle<SharedFunctionInfo> shared_info, | 287 const Operator* CreateClosure(Handle<SharedFunctionInfo> shared_info, |
272 PretenureFlag pretenure); | 288 PretenureFlag pretenure); |
273 | 289 |
274 const Operator* CallFunction(size_t arity, CallFunctionFlags flags); | 290 const Operator* CallFunction(size_t arity, CallFunctionFlags flags, |
| 291 LanguageMode language_mode); |
275 const Operator* CallRuntime(Runtime::FunctionId id, size_t arity); | 292 const Operator* CallRuntime(Runtime::FunctionId id, size_t arity); |
276 | 293 |
277 const Operator* CallConstruct(int arguments); | 294 const Operator* CallConstruct(int arguments); |
278 | 295 |
279 const Operator* LoadProperty(const VectorSlotPair& feedback); | 296 const Operator* LoadProperty(const VectorSlotPair& feedback); |
280 const Operator* LoadNamed(const Unique<Name>& name, | 297 const Operator* LoadNamed(const Unique<Name>& name, |
281 const VectorSlotPair& feedback, | 298 const VectorSlotPair& feedback, |
282 ContextualMode contextual_mode = NOT_CONTEXTUAL, | 299 ContextualMode contextual_mode = NOT_CONTEXTUAL, |
283 PropertyICMode load_ic = NAMED); | 300 PropertyICMode load_ic = NAMED); |
284 | 301 |
(...skipping 29 matching lines...) Expand all Loading... |
314 Zone* const zone_; | 331 Zone* const zone_; |
315 | 332 |
316 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); | 333 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); |
317 }; | 334 }; |
318 | 335 |
319 } // namespace compiler | 336 } // namespace compiler |
320 } // namespace internal | 337 } // namespace internal |
321 } // namespace v8 | 338 } // namespace v8 |
322 | 339 |
323 #endif // V8_COMPILER_JS_OPERATOR_H_ | 340 #endif // V8_COMPILER_JS_OPERATOR_H_ |
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