OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
(...skipping 150 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
161 LAST_EXTERNAL_ARRAY_ELEMENTS_KIND = EXTERNAL_PIXEL_ELEMENTS, | 161 LAST_EXTERNAL_ARRAY_ELEMENTS_KIND = EXTERNAL_PIXEL_ELEMENTS, |
162 FIRST_ELEMENTS_KIND = FAST_SMI_ONLY_ELEMENTS, | 162 FIRST_ELEMENTS_KIND = FAST_SMI_ONLY_ELEMENTS, |
163 LAST_ELEMENTS_KIND = EXTERNAL_PIXEL_ELEMENTS | 163 LAST_ELEMENTS_KIND = EXTERNAL_PIXEL_ELEMENTS |
164 }; | 164 }; |
165 | 165 |
166 enum CompareMapMode { | 166 enum CompareMapMode { |
167 REQUIRE_EXACT_MAP, | 167 REQUIRE_EXACT_MAP, |
168 ALLOW_ELEMENT_TRANSITION_MAPS | 168 ALLOW_ELEMENT_TRANSITION_MAPS |
169 }; | 169 }; |
170 | 170 |
| 171 enum KeyedAccessGrowMode { |
| 172 DO_NOT_ALLOW_JSARRAY_GROWTH, |
| 173 ALLOW_JSARRAY_GROWTH |
| 174 }; |
| 175 |
171 const int kElementsKindCount = LAST_ELEMENTS_KIND - FIRST_ELEMENTS_KIND + 1; | 176 const int kElementsKindCount = LAST_ELEMENTS_KIND - FIRST_ELEMENTS_KIND + 1; |
172 | 177 |
173 void PrintElementsKind(FILE* out, ElementsKind kind); | 178 void PrintElementsKind(FILE* out, ElementsKind kind); |
174 | 179 |
175 inline bool IsMoreGeneralElementsKindTransition(ElementsKind from_kind, | 180 inline bool IsMoreGeneralElementsKindTransition(ElementsKind from_kind, |
176 ElementsKind to_kind); | 181 ElementsKind to_kind); |
177 | 182 |
178 // Setter that skips the write barrier if mode is SKIP_WRITE_BARRIER. | 183 // Setter that skips the write barrier if mode is SKIP_WRITE_BARRIER. |
179 enum WriteBarrierMode { SKIP_WRITE_BARRIER, UPDATE_WRITE_BARRIER }; | 184 enum WriteBarrierMode { SKIP_WRITE_BARRIER, UPDATE_WRITE_BARRIER }; |
180 | 185 |
(...skipping 4028 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
4209 // Get the safepoint entry for the given pc. | 4214 // Get the safepoint entry for the given pc. |
4210 SafepointEntry GetSafepointEntry(Address pc); | 4215 SafepointEntry GetSafepointEntry(Address pc); |
4211 | 4216 |
4212 // Mark this code object as not having a stack check table. Assumes kind | 4217 // Mark this code object as not having a stack check table. Assumes kind |
4213 // is FUNCTION. | 4218 // is FUNCTION. |
4214 void SetNoStackCheckTable(); | 4219 void SetNoStackCheckTable(); |
4215 | 4220 |
4216 // Find the first map in an IC stub. | 4221 // Find the first map in an IC stub. |
4217 Map* FindFirstMap(); | 4222 Map* FindFirstMap(); |
4218 | 4223 |
| 4224 class ExtraICStateStrictMode: public BitField<StrictModeFlag, 0, 1> {}; |
| 4225 class ExtraICStateKeyedAccessGrowMode: |
| 4226 public BitField<KeyedAccessGrowMode, 1, 1> {}; // NOLINT |
| 4227 |
| 4228 static const int kExtraICStateGrowModeShift = 1; |
| 4229 |
| 4230 static inline StrictModeFlag GetStrictMode(ExtraICState extra_ic_state) { |
| 4231 return ExtraICStateStrictMode::decode(extra_ic_state); |
| 4232 } |
| 4233 |
| 4234 static inline KeyedAccessGrowMode GetKeyedAccessGrowMode( |
| 4235 ExtraICState extra_ic_state) { |
| 4236 return ExtraICStateKeyedAccessGrowMode::decode(extra_ic_state); |
| 4237 } |
| 4238 |
| 4239 static inline ExtraICState ComputeExtraICState( |
| 4240 KeyedAccessGrowMode grow_mode, |
| 4241 StrictModeFlag strict_mode) { |
| 4242 return ExtraICStateKeyedAccessGrowMode::encode(grow_mode) | |
| 4243 ExtraICStateStrictMode::encode(strict_mode); |
| 4244 } |
| 4245 |
4219 // Flags operations. | 4246 // Flags operations. |
4220 static inline Flags ComputeFlags( | 4247 static inline Flags ComputeFlags( |
4221 Kind kind, | 4248 Kind kind, |
4222 InlineCacheState ic_state = UNINITIALIZED, | 4249 InlineCacheState ic_state = UNINITIALIZED, |
4223 ExtraICState extra_ic_state = kNoExtraICState, | 4250 ExtraICState extra_ic_state = kNoExtraICState, |
4224 PropertyType type = NORMAL, | 4251 PropertyType type = NORMAL, |
4225 int argc = -1, | 4252 int argc = -1, |
4226 InlineCacheHolderFlag holder = OWN_MAP); | 4253 InlineCacheHolderFlag holder = OWN_MAP); |
4227 | 4254 |
4228 static inline Flags ComputeMonomorphicFlags( | 4255 static inline Flags ComputeMonomorphicFlags( |
(...skipping 4030 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
8259 } else { | 8286 } else { |
8260 value &= ~(1 << bit_position); | 8287 value &= ~(1 << bit_position); |
8261 } | 8288 } |
8262 return value; | 8289 return value; |
8263 } | 8290 } |
8264 }; | 8291 }; |
8265 | 8292 |
8266 } } // namespace v8::internal | 8293 } } // namespace v8::internal |
8267 | 8294 |
8268 #endif // V8_OBJECTS_H_ | 8295 #endif // V8_OBJECTS_H_ |
OLD | NEW |