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 5213 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5224 inline ByteArray* unchecked_relocation_info(); | 5224 inline ByteArray* unchecked_relocation_info(); |
5225 | 5225 |
5226 inline int relocation_size(); | 5226 inline int relocation_size(); |
5227 | 5227 |
5228 // [flags]: Various code flags. | 5228 // [flags]: Various code flags. |
5229 inline Flags flags(); | 5229 inline Flags flags(); |
5230 inline void set_flags(Flags flags); | 5230 inline void set_flags(Flags flags); |
5231 | 5231 |
5232 // [flags]: Access to specific code flags. | 5232 // [flags]: Access to specific code flags. |
5233 inline Kind kind(); | 5233 inline Kind kind(); |
5234 inline Kind handler_kind() { | |
5235 return static_cast<Kind>(arguments_count()); | |
5236 } | |
5237 inline InlineCacheState ic_state(); // Only valid for IC stubs. | 5234 inline InlineCacheState ic_state(); // Only valid for IC stubs. |
5238 inline ExtraICState extra_ic_state(); // Only valid for IC stubs. | 5235 inline ExtraICState extra_ic_state(); // Only valid for IC stubs. |
5239 | 5236 |
5240 inline StubType type(); // Only valid for monomorphic IC stubs. | 5237 inline StubType type(); // Only valid for monomorphic IC stubs. |
5241 inline int arguments_count(); // Only valid for call IC stubs. | |
5242 | 5238 |
5243 // Testers for IC stub kinds. | 5239 // Testers for IC stub kinds. |
5244 inline bool is_inline_cache_stub(); | 5240 inline bool is_inline_cache_stub(); |
5245 inline bool is_debug_stub(); | 5241 inline bool is_debug_stub(); |
5246 inline bool is_handler() { return kind() == HANDLER; } | 5242 inline bool is_handler() { return kind() == HANDLER; } |
5247 inline bool is_load_stub() { return kind() == LOAD_IC; } | 5243 inline bool is_load_stub() { return kind() == LOAD_IC; } |
5248 inline bool is_keyed_load_stub() { return kind() == KEYED_LOAD_IC; } | 5244 inline bool is_keyed_load_stub() { return kind() == KEYED_LOAD_IC; } |
5249 inline bool is_store_stub() { return kind() == STORE_IC; } | 5245 inline bool is_store_stub() { return kind() == STORE_IC; } |
5250 inline bool is_keyed_store_stub() { return kind() == KEYED_STORE_IC; } | 5246 inline bool is_keyed_store_stub() { return kind() == KEYED_STORE_IC; } |
5251 inline bool is_binary_op_stub() { return kind() == BINARY_OP_IC; } | 5247 inline bool is_binary_op_stub() { return kind() == BINARY_OP_IC; } |
(...skipping 133 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5385 ExtraICState extra_ic_state = kNoExtraICState, | 5381 ExtraICState extra_ic_state = kNoExtraICState, |
5386 InlineCacheHolderFlag holder = OWN_MAP, | 5382 InlineCacheHolderFlag holder = OWN_MAP, |
5387 StubType type = NORMAL, | 5383 StubType type = NORMAL, |
5388 Kind handler_kind = STUB); | 5384 Kind handler_kind = STUB); |
5389 | 5385 |
5390 static inline InlineCacheState ExtractICStateFromFlags(Flags flags); | 5386 static inline InlineCacheState ExtractICStateFromFlags(Flags flags); |
5391 static inline StubType ExtractTypeFromFlags(Flags flags); | 5387 static inline StubType ExtractTypeFromFlags(Flags flags); |
5392 static inline Kind ExtractKindFromFlags(Flags flags); | 5388 static inline Kind ExtractKindFromFlags(Flags flags); |
5393 static inline InlineCacheHolderFlag ExtractCacheHolderFromFlags(Flags flags); | 5389 static inline InlineCacheHolderFlag ExtractCacheHolderFromFlags(Flags flags); |
5394 static inline ExtraICState ExtractExtraICStateFromFlags(Flags flags); | 5390 static inline ExtraICState ExtractExtraICStateFromFlags(Flags flags); |
5395 static inline int ExtractArgumentsCountFromFlags(Flags flags); | |
5396 | 5391 |
5397 static inline Flags RemoveTypeFromFlags(Flags flags); | 5392 static inline Flags RemoveTypeFromFlags(Flags flags); |
5398 | 5393 |
5399 // Convert a target address into a code object. | 5394 // Convert a target address into a code object. |
5400 static inline Code* GetCodeFromTargetAddress(Address address); | 5395 static inline Code* GetCodeFromTargetAddress(Address address); |
5401 | 5396 |
5402 // Convert an entry address into an object. | 5397 // Convert an entry address into an object. |
5403 static inline Object* GetObjectFromEntryAddress(Address location_of_address); | 5398 static inline Object* GetObjectFromEntryAddress(Address location_of_address); |
5404 | 5399 |
5405 // Returns the address of the first instruction. | 5400 // Returns the address of the first instruction. |
(...skipping 199 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5605 kSafepointTableOffsetBitCount> {}; // NOLINT | 5600 kSafepointTableOffsetBitCount> {}; // NOLINT |
5606 class StubMajorKeyField: public BitField<int, | 5601 class StubMajorKeyField: public BitField<int, |
5607 kStubMajorKeyFirstBit, kStubMajorKeyBits> {}; // NOLINT | 5602 kStubMajorKeyFirstBit, kStubMajorKeyBits> {}; // NOLINT |
5608 | 5603 |
5609 // KindSpecificFlags2 layout (FUNCTION) | 5604 // KindSpecificFlags2 layout (FUNCTION) |
5610 class BackEdgeTableOffsetField: public BitField<int, | 5605 class BackEdgeTableOffsetField: public BitField<int, |
5611 kIsCrankshaftedBit + 1, 29> {}; // NOLINT | 5606 kIsCrankshaftedBit + 1, 29> {}; // NOLINT |
5612 class BackEdgesPatchedForOSRField: public BitField<bool, | 5607 class BackEdgesPatchedForOSRField: public BitField<bool, |
5613 kIsCrankshaftedBit + 1 + 29, 1> {}; // NOLINT | 5608 kIsCrankshaftedBit + 1 + 29, 1> {}; // NOLINT |
5614 | 5609 |
5615 // Signed field cannot be encoded using the BitField class. | 5610 class HandlerKindField: public BitField<Kind, 17, 4> {}; |
5616 static const int kArgumentsCountShift = 17; | 5611 |
5617 static const int kArgumentsCountMask = ~((1 << kArgumentsCountShift) - 1); | 5612 static const int kArgumentsBits = 16; |
5618 static const int kArgumentsBits = | |
5619 PlatformSmiTagging::kSmiValueSize - Code::kArgumentsCountShift + 1; | |
5620 static const int kMaxArguments = (1 << kArgumentsBits) - 1; | 5613 static const int kMaxArguments = (1 << kArgumentsBits) - 1; |
5621 | 5614 |
5622 // This constant should be encodable in an ARM instruction. | 5615 // This constant should be encodable in an ARM instruction. |
5623 static const int kFlagsNotUsedInLookup = | 5616 static const int kFlagsNotUsedInLookup = |
5624 TypeField::kMask | CacheHolderField::kMask; | 5617 TypeField::kMask | CacheHolderField::kMask; |
5625 | 5618 |
5626 private: | 5619 private: |
5627 friend class RelocIterator; | 5620 friend class RelocIterator; |
5628 | 5621 |
5629 void ClearInlineCaches(Kind* kind); | 5622 void ClearInlineCaches(Kind* kind); |
(...skipping 5127 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
10757 } else { | 10750 } else { |
10758 value &= ~(1 << bit_position); | 10751 value &= ~(1 << bit_position); |
10759 } | 10752 } |
10760 return value; | 10753 return value; |
10761 } | 10754 } |
10762 }; | 10755 }; |
10763 | 10756 |
10764 } } // namespace v8::internal | 10757 } } // namespace v8::internal |
10765 | 10758 |
10766 #endif // V8_OBJECTS_H_ | 10759 #endif // V8_OBJECTS_H_ |
OLD | NEW |