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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 |
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4275 enum StubType { | 4275 enum StubType { |
4276 NORMAL, | 4276 NORMAL, |
4277 FIELD, | 4277 FIELD, |
4278 CONSTANT_FUNCTION, | 4278 CONSTANT_FUNCTION, |
4279 CALLBACKS, | 4279 CALLBACKS, |
4280 INTERCEPTOR, | 4280 INTERCEPTOR, |
4281 MAP_TRANSITION, | 4281 MAP_TRANSITION, |
4282 NONEXISTENT | 4282 NONEXISTENT |
4283 }; | 4283 }; |
4284 | 4284 |
| 4285 enum IcFragment { |
| 4286 IC_FRAGMENT, |
| 4287 HANDLER_FRAGMENT |
| 4288 }; |
| 4289 |
4285 enum { | 4290 enum { |
4286 NUMBER_OF_KINDS = LAST_IC_KIND + 1 | 4291 NUMBER_OF_KINDS = LAST_IC_KIND + 1 |
4287 }; | 4292 }; |
4288 | 4293 |
4289 typedef int ExtraICState; | 4294 typedef int ExtraICState; |
4290 | 4295 |
4291 static const ExtraICState kNoExtraICState = 0; | 4296 static const ExtraICState kNoExtraICState = 0; |
4292 | 4297 |
4293 #ifdef ENABLE_DISASSEMBLER | 4298 #ifdef ENABLE_DISASSEMBLER |
4294 // Printing | 4299 // Printing |
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4457 | 4462 |
4458 // Get the safepoint entry for the given pc. | 4463 // Get the safepoint entry for the given pc. |
4459 SafepointEntry GetSafepointEntry(Address pc); | 4464 SafepointEntry GetSafepointEntry(Address pc); |
4460 | 4465 |
4461 // Mark this code object as not having a stack check table. Assumes kind | 4466 // Mark this code object as not having a stack check table. Assumes kind |
4462 // is FUNCTION. | 4467 // is FUNCTION. |
4463 void SetNoStackCheckTable(); | 4468 void SetNoStackCheckTable(); |
4464 | 4469 |
4465 // Find the first map in an IC stub. | 4470 // Find the first map in an IC stub. |
4466 Map* FindFirstMap(); | 4471 Map* FindFirstMap(); |
| 4472 void FindAllMaps(MapHandleList* maps); |
| 4473 |
| 4474 // Find the first code in an IC stub. |
| 4475 Code* FindFirstCode(); |
| 4476 void FindAllCode(CodeHandleList* code_list, int length); |
4467 | 4477 |
4468 class ExtraICStateStrictMode: public BitField<StrictModeFlag, 0, 1> {}; | 4478 class ExtraICStateStrictMode: public BitField<StrictModeFlag, 0, 1> {}; |
4469 class ExtraICStateKeyedAccessGrowMode: | 4479 class ExtraICStateKeyedAccessGrowMode: |
4470 public BitField<KeyedAccessGrowMode, 1, 1> {}; // NOLINT | 4480 public BitField<KeyedAccessGrowMode, 1, 1> {}; // NOLINT |
4471 | 4481 |
4472 static const int kExtraICStateGrowModeShift = 1; | 4482 static const int kExtraICStateGrowModeShift = 1; |
4473 | 4483 |
4474 static inline StrictModeFlag GetStrictMode(ExtraICState extra_ic_state) { | 4484 static inline StrictModeFlag GetStrictMode(ExtraICState extra_ic_state) { |
4475 return ExtraICStateStrictMode::decode(extra_ic_state); | 4485 return ExtraICStateStrictMode::decode(extra_ic_state); |
4476 } | 4486 } |
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9083 } else { | 9093 } else { |
9084 value &= ~(1 << bit_position); | 9094 value &= ~(1 << bit_position); |
9085 } | 9095 } |
9086 return value; | 9096 return value; |
9087 } | 9097 } |
9088 }; | 9098 }; |
9089 | 9099 |
9090 } } // namespace v8::internal | 9100 } } // namespace v8::internal |
9091 | 9101 |
9092 #endif // V8_OBJECTS_H_ | 9102 #endif // V8_OBJECTS_H_ |
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