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Side by Side Diff: src/compiler/js-operator.h

Issue 1227893005: TypeofMode replaces TypeofState and ContextualMode. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: minor fix Created 5 years, 5 months ago
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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
(...skipping 140 matching lines...) Expand 10 before | Expand all | Expand 10 after
151 151
152 ContextAccess const& ContextAccessOf(Operator const*); 152 ContextAccess const& ContextAccessOf(Operator const*);
153 153
154 154
155 // Defines the name for a dynamic variable lookup. The {check_bitset} allows to 155 // Defines the name for a dynamic variable lookup. The {check_bitset} allows to
156 // inline checks whether the lookup yields in a global variable. This is used as 156 // inline checks whether the lookup yields in a global variable. This is used as
157 // a parameter by JSLoadDynamicGlobal and JSStoreDynamicGlobal operators. 157 // a parameter by JSLoadDynamicGlobal and JSStoreDynamicGlobal operators.
158 class DynamicGlobalAccess final { 158 class DynamicGlobalAccess final {
159 public: 159 public:
160 DynamicGlobalAccess(const Handle<String>& name, uint32_t check_bitset, 160 DynamicGlobalAccess(const Handle<String>& name, uint32_t check_bitset,
161 const VectorSlotPair& feedback, ContextualMode mode); 161 const VectorSlotPair& feedback, TypeofMode typeof_mode);
162 162
163 const Handle<String>& name() const { return name_; } 163 const Handle<String>& name() const { return name_; }
164 uint32_t check_bitset() const { return check_bitset_; } 164 uint32_t check_bitset() const { return check_bitset_; }
165 const VectorSlotPair& feedback() const { return feedback_; } 165 const VectorSlotPair& feedback() const { return feedback_; }
166 ContextualMode mode() const { return mode_; } 166 TypeofMode typeof_mode() const { return typeof_mode_; }
167 167
168 // Indicates that an inline check is disabled. 168 // Indicates that an inline check is disabled.
169 bool RequiresFullCheck() const { 169 bool RequiresFullCheck() const {
170 return check_bitset() == kFullCheckRequired; 170 return check_bitset() == kFullCheckRequired;
171 } 171 }
172 172
173 // Limit of context chain length to which inline check is possible. 173 // Limit of context chain length to which inline check is possible.
174 static const int kMaxCheckDepth = 30; 174 static const int kMaxCheckDepth = 30;
175 175
176 // Sentinel for {check_bitset} disabling inline checks. 176 // Sentinel for {check_bitset} disabling inline checks.
177 static const uint32_t kFullCheckRequired = -1; 177 static const uint32_t kFullCheckRequired = -1;
178 178
179 private: 179 private:
180 const Handle<String> name_; 180 const Handle<String> name_;
181 const uint32_t check_bitset_; 181 const uint32_t check_bitset_;
182 const VectorSlotPair feedback_; 182 const VectorSlotPair feedback_;
183 const ContextualMode mode_; 183 const TypeofMode typeof_mode_;
184 }; 184 };
185 185
186 size_t hash_value(DynamicGlobalAccess const&); 186 size_t hash_value(DynamicGlobalAccess const&);
187 187
188 bool operator==(DynamicGlobalAccess const&, DynamicGlobalAccess const&); 188 bool operator==(DynamicGlobalAccess const&, DynamicGlobalAccess const&);
189 bool operator!=(DynamicGlobalAccess const&, DynamicGlobalAccess const&); 189 bool operator!=(DynamicGlobalAccess const&, DynamicGlobalAccess const&);
190 190
191 std::ostream& operator<<(std::ostream&, DynamicGlobalAccess const&); 191 std::ostream& operator<<(std::ostream&, DynamicGlobalAccess const&);
192 192
193 DynamicGlobalAccess const& DynamicGlobalAccessOf(Operator const*); 193 DynamicGlobalAccess const& DynamicGlobalAccessOf(Operator const*);
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230 std::ostream& operator<<(std::ostream&, DynamicContextAccess const&); 230 std::ostream& operator<<(std::ostream&, DynamicContextAccess const&);
231 231
232 DynamicContextAccess const& DynamicContextAccessOf(Operator const*); 232 DynamicContextAccess const& DynamicContextAccessOf(Operator const*);
233 233
234 234
235 // Defines the property being loaded from an object by a named load. This is 235 // Defines the property being loaded from an object by a named load. This is
236 // used as a parameter by JSLoadNamed and JSLoadGlobal operators. 236 // used as a parameter by JSLoadNamed and JSLoadGlobal operators.
237 class LoadNamedParameters final { 237 class LoadNamedParameters final {
238 public: 238 public:
239 LoadNamedParameters(const Unique<Name>& name, const VectorSlotPair& feedback, 239 LoadNamedParameters(const Unique<Name>& name, const VectorSlotPair& feedback,
240 LanguageMode language_mode, 240 LanguageMode language_mode, TypeofMode typeof_mode)
241 ContextualMode contextual_mode)
242 : name_(name), 241 : name_(name),
243 feedback_(feedback), 242 feedback_(feedback),
244 language_mode_(language_mode), 243 language_mode_(language_mode),
245 contextual_mode_(contextual_mode) {} 244 typeof_mode_(typeof_mode) {}
246 245
247 const Unique<Name>& name() const { return name_; } 246 const Unique<Name>& name() const { return name_; }
248 LanguageMode language_mode() const { return language_mode_; } 247 LanguageMode language_mode() const { return language_mode_; }
249 ContextualMode contextual_mode() const { return contextual_mode_; } 248 TypeofMode typeof_mode() const { return typeof_mode_; }
250 249
251 const VectorSlotPair& feedback() const { return feedback_; } 250 const VectorSlotPair& feedback() const { return feedback_; }
252 251
253 private: 252 private:
254 const Unique<Name> name_; 253 const Unique<Name> name_;
255 const VectorSlotPair feedback_; 254 const VectorSlotPair feedback_;
256 const LanguageMode language_mode_; 255 const LanguageMode language_mode_;
257 const ContextualMode contextual_mode_; 256 const TypeofMode typeof_mode_;
258 }; 257 };
259 258
260 bool operator==(LoadNamedParameters const&, LoadNamedParameters const&); 259 bool operator==(LoadNamedParameters const&, LoadNamedParameters const&);
261 bool operator!=(LoadNamedParameters const&, LoadNamedParameters const&); 260 bool operator!=(LoadNamedParameters const&, LoadNamedParameters const&);
262 261
263 size_t hash_value(LoadNamedParameters const&); 262 size_t hash_value(LoadNamedParameters const&);
264 263
265 std::ostream& operator<<(std::ostream&, LoadNamedParameters const&); 264 std::ostream& operator<<(std::ostream&, LoadNamedParameters const&);
266 265
267 const LoadNamedParameters& LoadNamedParametersOf(const Operator* op); 266 const LoadNamedParameters& LoadNamedParametersOf(const Operator* op);
(...skipping 170 matching lines...) Expand 10 before | Expand all | Expand 10 after
438 const Operator* StoreNamed(LanguageMode language_mode, 437 const Operator* StoreNamed(LanguageMode language_mode,
439 const Unique<Name>& name, 438 const Unique<Name>& name,
440 const VectorSlotPair& feedback); 439 const VectorSlotPair& feedback);
441 440
442 const Operator* DeleteProperty(LanguageMode language_mode); 441 const Operator* DeleteProperty(LanguageMode language_mode);
443 442
444 const Operator* HasProperty(); 443 const Operator* HasProperty();
445 444
446 const Operator* LoadGlobal(const Unique<Name>& name, 445 const Operator* LoadGlobal(const Unique<Name>& name,
447 const VectorSlotPair& feedback, 446 const VectorSlotPair& feedback,
448 ContextualMode contextual_mode = NOT_CONTEXTUAL); 447 TypeofMode typeof_mode = INSIDE_TYPEOF);
449 const Operator* StoreGlobal(LanguageMode language_mode, 448 const Operator* StoreGlobal(LanguageMode language_mode,
450 const Unique<Name>& name, 449 const Unique<Name>& name,
451 const VectorSlotPair& feedback); 450 const VectorSlotPair& feedback);
452 451
453 const Operator* LoadContext(size_t depth, size_t index, bool immutable); 452 const Operator* LoadContext(size_t depth, size_t index, bool immutable);
454 const Operator* StoreContext(size_t depth, size_t index); 453 const Operator* StoreContext(size_t depth, size_t index);
455 454
456 const Operator* LoadDynamicGlobal(const Handle<String>& name, 455 const Operator* LoadDynamicGlobal(const Handle<String>& name,
457 uint32_t check_bitset, 456 uint32_t check_bitset,
458 const VectorSlotPair& feedback, 457 const VectorSlotPair& feedback,
459 ContextualMode mode); 458 TypeofMode typeof_mode);
460 const Operator* LoadDynamicContext(const Handle<String>& name, 459 const Operator* LoadDynamicContext(const Handle<String>& name,
461 uint32_t check_bitset, size_t depth, 460 uint32_t check_bitset, size_t depth,
462 size_t index); 461 size_t index);
463 462
464 const Operator* TypeOf(); 463 const Operator* TypeOf();
465 const Operator* InstanceOf(); 464 const Operator* InstanceOf();
466 465
467 const Operator* ForInDone(); 466 const Operator* ForInDone();
468 const Operator* ForInNext(); 467 const Operator* ForInNext();
469 const Operator* ForInPrepare(); 468 const Operator* ForInPrepare();
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486 Zone* const zone_; 485 Zone* const zone_;
487 486
488 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); 487 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder);
489 }; 488 };
490 489
491 } // namespace compiler 490 } // namespace compiler
492 } // namespace internal 491 } // namespace internal
493 } // namespace v8 492 } // namespace v8
494 493
495 #endif // V8_COMPILER_JS_OPERATOR_H_ 494 #endif // V8_COMPILER_JS_OPERATOR_H_
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