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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/base/compiler-specific.h" | 8 #include "src/base/compiler-specific.h" |
9 #include "src/globals.h" | 9 #include "src/globals.h" |
10 #include "src/runtime/runtime.h" | 10 #include "src/runtime/runtime.h" |
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234 CreateCatchContextParameters const& rhs); | 234 CreateCatchContextParameters const& rhs); |
235 | 235 |
236 size_t hash_value(CreateCatchContextParameters const& parameters); | 236 size_t hash_value(CreateCatchContextParameters const& parameters); |
237 | 237 |
238 std::ostream& operator<<(std::ostream& os, | 238 std::ostream& operator<<(std::ostream& os, |
239 CreateCatchContextParameters const& parameters); | 239 CreateCatchContextParameters const& parameters); |
240 | 240 |
241 CreateCatchContextParameters const& CreateCatchContextParametersOf( | 241 CreateCatchContextParameters const& CreateCatchContextParametersOf( |
242 Operator const*); | 242 Operator const*); |
243 | 243 |
| 244 // Defines the slot count and ScopeType for a new function or eval context. This |
| 245 // is used as a parameter by the JSCreateFunctionContext operator. |
| 246 class CreateFunctionContextParameters final { |
| 247 public: |
| 248 CreateFunctionContextParameters(int slot_count, ScopeType scope_type); |
| 249 |
| 250 int slot_count() const { return slot_count_; } |
| 251 ScopeType scope_type() const { return scope_type_; } |
| 252 |
| 253 private: |
| 254 int const slot_count_; |
| 255 ScopeType const scope_type_; |
| 256 }; |
| 257 |
| 258 bool operator==(CreateFunctionContextParameters const& lhs, |
| 259 CreateFunctionContextParameters const& rhs); |
| 260 bool operator!=(CreateFunctionContextParameters const& lhs, |
| 261 CreateFunctionContextParameters const& rhs); |
| 262 |
| 263 size_t hash_value(CreateFunctionContextParameters const& parameters); |
| 264 |
| 265 std::ostream& operator<<(std::ostream& os, |
| 266 CreateFunctionContextParameters const& parameters); |
| 267 |
| 268 CreateFunctionContextParameters const& CreateFunctionContextParametersOf( |
| 269 Operator const*); |
| 270 |
244 // Defines the property of an object for a named access. This is | 271 // Defines the property of an object for a named access. This is |
245 // used as a parameter by the JSLoadNamed and JSStoreNamed operators. | 272 // used as a parameter by the JSLoadNamed and JSStoreNamed operators. |
246 class NamedAccess final { | 273 class NamedAccess final { |
247 public: | 274 public: |
248 NamedAccess(LanguageMode language_mode, Handle<Name> name, | 275 NamedAccess(LanguageMode language_mode, Handle<Name> name, |
249 VectorSlotPair const& feedback) | 276 VectorSlotPair const& feedback) |
250 : name_(name), feedback_(feedback), language_mode_(language_mode) {} | 277 : name_(name), feedback_(feedback), language_mode_(language_mode) {} |
251 | 278 |
252 Handle<Name> name() const { return name_; } | 279 Handle<Name> name() const { return name_; } |
253 LanguageMode language_mode() const { return language_mode_; } | 280 LanguageMode language_mode() const { return language_mode_; } |
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546 | 573 |
547 // Used to implement Ignition's SuspendGenerator bytecode. | 574 // Used to implement Ignition's SuspendGenerator bytecode. |
548 const Operator* GeneratorStore(int register_count); | 575 const Operator* GeneratorStore(int register_count); |
549 | 576 |
550 // Used to implement Ignition's ResumeGenerator bytecode. | 577 // Used to implement Ignition's ResumeGenerator bytecode. |
551 const Operator* GeneratorRestoreContinuation(); | 578 const Operator* GeneratorRestoreContinuation(); |
552 const Operator* GeneratorRestoreRegister(int index); | 579 const Operator* GeneratorRestoreRegister(int index); |
553 | 580 |
554 const Operator* StackCheck(); | 581 const Operator* StackCheck(); |
555 | 582 |
556 const Operator* CreateFunctionContext(int slot_count); | 583 const Operator* CreateFunctionContext(int slot_count, ScopeType scope_type); |
557 const Operator* CreateCatchContext(const Handle<String>& name, | 584 const Operator* CreateCatchContext(const Handle<String>& name, |
558 const Handle<ScopeInfo>& scope_info); | 585 const Handle<ScopeInfo>& scope_info); |
559 const Operator* CreateWithContext(const Handle<ScopeInfo>& scope_info); | 586 const Operator* CreateWithContext(const Handle<ScopeInfo>& scope_info); |
560 const Operator* CreateBlockContext(const Handle<ScopeInfo>& scpope_info); | 587 const Operator* CreateBlockContext(const Handle<ScopeInfo>& scpope_info); |
561 const Operator* CreateModuleContext(); | 588 const Operator* CreateModuleContext(); |
562 const Operator* CreateScriptContext(const Handle<ScopeInfo>& scpope_info); | 589 const Operator* CreateScriptContext(const Handle<ScopeInfo>& scpope_info); |
563 | 590 |
564 private: | 591 private: |
565 Zone* zone() const { return zone_; } | 592 Zone* zone() const { return zone_; } |
566 | 593 |
567 const JSOperatorGlobalCache& cache_; | 594 const JSOperatorGlobalCache& cache_; |
568 Zone* const zone_; | 595 Zone* const zone_; |
569 | 596 |
570 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); | 597 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); |
571 }; | 598 }; |
572 | 599 |
573 } // namespace compiler | 600 } // namespace compiler |
574 } // namespace internal | 601 } // namespace internal |
575 } // namespace v8 | 602 } // namespace v8 |
576 | 603 |
577 #endif // V8_COMPILER_JS_OPERATOR_H_ | 604 #endif // V8_COMPILER_JS_OPERATOR_H_ |
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