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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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_OBJECTS_H_ | 5 #ifndef V8_OBJECTS_H_ |
6 #define V8_OBJECTS_H_ | 6 #define V8_OBJECTS_H_ |
7 | 7 |
8 #include <iosfwd> | 8 #include <iosfwd> |
9 #include <memory> | 9 #include <memory> |
10 | 10 |
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4919 | 4919 |
4920 // [handler_table]: Fixed array containing offsets of exception handlers. | 4920 // [handler_table]: Fixed array containing offsets of exception handlers. |
4921 DECL_ACCESSORS(handler_table, FixedArray) | 4921 DECL_ACCESSORS(handler_table, FixedArray) |
4922 | 4922 |
4923 // [deoptimization_data]: Array containing data for deopt. | 4923 // [deoptimization_data]: Array containing data for deopt. |
4924 DECL_ACCESSORS(deoptimization_data, FixedArray) | 4924 DECL_ACCESSORS(deoptimization_data, FixedArray) |
4925 | 4925 |
4926 // [source_position_table]: ByteArray for the source positions table. | 4926 // [source_position_table]: ByteArray for the source positions table. |
4927 DECL_ACCESSORS(source_position_table, ByteArray) | 4927 DECL_ACCESSORS(source_position_table, ByteArray) |
4928 | 4928 |
4929 // [trap_handler_index]: An index into the trap handler's master list of code | |
4930 // objects. | |
4931 DECL_ACCESSORS(trap_handler_index, Smi) | |
4932 | |
4933 // [raw_type_feedback_info]: This field stores various things, depending on | 4929 // [raw_type_feedback_info]: This field stores various things, depending on |
4934 // the kind of the code object. | 4930 // the kind of the code object. |
4935 // FUNCTION => type feedback information. | 4931 // FUNCTION => type feedback information. |
4936 // STUB and ICs => major/minor key as Smi. | 4932 // STUB and ICs => major/minor key as Smi. |
4937 DECL_ACCESSORS(raw_type_feedback_info, Object) | 4933 DECL_ACCESSORS(raw_type_feedback_info, Object) |
4938 inline Object* type_feedback_info(); | 4934 inline Object* type_feedback_info(); |
4939 inline void set_type_feedback_info( | 4935 inline void set_type_feedback_info( |
4940 Object* value, WriteBarrierMode mode = UPDATE_WRITE_BARRIER); | 4936 Object* value, WriteBarrierMode mode = UPDATE_WRITE_BARRIER); |
4941 inline uint32_t stub_key(); | 4937 inline uint32_t stub_key(); |
4942 inline void set_stub_key(uint32_t key); | 4938 inline void set_stub_key(uint32_t key); |
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5311 static const int kICAgeOffset = kInstructionSizeOffset + kIntSize; | 5307 static const int kICAgeOffset = kInstructionSizeOffset + kIntSize; |
5312 static const int kFlagsOffset = kICAgeOffset + kIntSize; | 5308 static const int kFlagsOffset = kICAgeOffset + kIntSize; |
5313 static const int kKindSpecificFlags1Offset = kFlagsOffset + kIntSize; | 5309 static const int kKindSpecificFlags1Offset = kFlagsOffset + kIntSize; |
5314 static const int kKindSpecificFlags2Offset = | 5310 static const int kKindSpecificFlags2Offset = |
5315 kKindSpecificFlags1Offset + kIntSize; | 5311 kKindSpecificFlags1Offset + kIntSize; |
5316 // Note: We might be able to squeeze this into the flags above. | 5312 // Note: We might be able to squeeze this into the flags above. |
5317 static const int kPrologueOffset = kKindSpecificFlags2Offset + kIntSize; | 5313 static const int kPrologueOffset = kKindSpecificFlags2Offset + kIntSize; |
5318 static const int kConstantPoolOffset = kPrologueOffset + kIntSize; | 5314 static const int kConstantPoolOffset = kPrologueOffset + kIntSize; |
5319 static const int kBuiltinIndexOffset = | 5315 static const int kBuiltinIndexOffset = |
5320 kConstantPoolOffset + kConstantPoolSize; | 5316 kConstantPoolOffset + kConstantPoolSize; |
5321 static const int kTrapHandlerIndex = kBuiltinIndexOffset + kIntSize; | 5317 static const int kHeaderPaddingStart = kBuiltinIndexOffset + kIntSize; |
5322 static const int kHeaderPaddingStart = kTrapHandlerIndex + kPointerSize; | |
5323 | 5318 |
5324 enum TrapFields { kTrapCodeOffset, kTrapLandingOffset, kTrapDataSize }; | 5319 enum TrapFields { kTrapCodeOffset, kTrapLandingOffset, kTrapDataSize }; |
5325 | 5320 |
5326 | 5321 |
5327 // Add padding to align the instruction start following right after | 5322 // Add padding to align the instruction start following right after |
5328 // the Code object header. | 5323 // the Code object header. |
5329 static const int kHeaderSize = | 5324 static const int kHeaderSize = |
5330 (kHeaderPaddingStart + kCodeAlignmentMask) & ~kCodeAlignmentMask; | 5325 (kHeaderPaddingStart + kCodeAlignmentMask) & ~kCodeAlignmentMask; |
5331 | 5326 |
5332 inline int GetUnwindingInfoSizeOffset() const; | 5327 inline int GetUnwindingInfoSizeOffset() const; |
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11586 } | 11581 } |
11587 }; | 11582 }; |
11588 | 11583 |
11589 | 11584 |
11590 } // NOLINT, false-positive due to second-order macros. | 11585 } // NOLINT, false-positive due to second-order macros. |
11591 } // NOLINT, false-positive due to second-order macros. | 11586 } // NOLINT, false-positive due to second-order macros. |
11592 | 11587 |
11593 #include "src/objects/object-macros-undef.h" | 11588 #include "src/objects/object-macros-undef.h" |
11594 | 11589 |
11595 #endif // V8_OBJECTS_H_ | 11590 #endif // V8_OBJECTS_H_ |
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