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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_RAW_OBJECT_H_ | 5 #ifndef VM_RAW_OBJECT_H_ |
6 #define VM_RAW_OBJECT_H_ | 6 #define VM_RAW_OBJECT_H_ |
7 | 7 |
8 #include "platform/assert.h" | 8 #include "platform/assert.h" |
9 #include "vm/atomic.h" | 9 #include "vm/atomic.h" |
10 #include "vm/globals.h" | 10 #include "vm/globals.h" |
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807 RawObject* owner_; // Class or patch class or mixin class | 807 RawObject* owner_; // Class or patch class or mixin class |
808 // where this field is defined. | 808 // where this field is defined. |
809 RawAbstractType* type_; | 809 RawAbstractType* type_; |
810 RawInstance* value_; // Offset in words for instance and value for static. | 810 RawInstance* value_; // Offset in words for instance and value for static. |
811 RawArray* dependent_code_; | 811 RawArray* dependent_code_; |
812 RawSmi* guarded_list_length_; | 812 RawSmi* guarded_list_length_; |
813 RawObject** to() { | 813 RawObject** to() { |
814 return reinterpret_cast<RawObject**>(&ptr()->guarded_list_length_); | 814 return reinterpret_cast<RawObject**>(&ptr()->guarded_list_length_); |
815 } | 815 } |
816 | 816 |
817 // TODO(rmacnak): Make guarded_cid and is_nullable be cid_t. | |
818 int32_t token_pos_; | 817 int32_t token_pos_; |
819 int32_t guarded_cid_; | 818 classid_t guarded_cid_; |
820 int32_t is_nullable_; // kNullCid if field can contain null value and | 819 classid_t is_nullable_; // kNullCid if field can contain null value and |
821 // any other value otherwise. | 820 // any other value otherwise. |
822 // Offset to the guarded length field inside an instance of class matching | 821 // Offset to the guarded length field inside an instance of class matching |
823 // guarded_cid_. Stored corrected by -kHeapObjectTag to simplify code | 822 // guarded_cid_. Stored corrected by -kHeapObjectTag to simplify code |
824 // generated on platforms with weak addressing modes (ARM, MIPS). | 823 // generated on platforms with weak addressing modes (ARM, MIPS). |
825 int8_t guarded_list_length_in_object_offset_; | 824 int8_t guarded_list_length_in_object_offset_; |
826 | 825 |
827 uint8_t kind_bits_; // static, final, const, has initializer. | 826 uint8_t kind_bits_; // static, final, const, has initializer. |
828 }; | 827 }; |
829 | 828 |
830 | 829 |
831 class RawLiteralToken : public RawObject { | 830 class RawLiteralToken : public RawObject { |
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2163 COMPILE_ASSERT(kExternalTypedDataInt8ArrayCid == | 2162 COMPILE_ASSERT(kExternalTypedDataInt8ArrayCid == |
2164 kTypedDataInt8ArrayViewCid + 15); | 2163 kTypedDataInt8ArrayViewCid + 15); |
2165 COMPILE_ASSERT(kByteBufferCid == kExternalTypedDataInt8ArrayCid + 14); | 2164 COMPILE_ASSERT(kByteBufferCid == kExternalTypedDataInt8ArrayCid + 14); |
2166 COMPILE_ASSERT(kNullCid == kByteBufferCid + 1); | 2165 COMPILE_ASSERT(kNullCid == kByteBufferCid + 1); |
2167 return (kNullCid - kTypedDataInt8ArrayCid); | 2166 return (kNullCid - kTypedDataInt8ArrayCid); |
2168 } | 2167 } |
2169 | 2168 |
2170 } // namespace dart | 2169 } // namespace dart |
2171 | 2170 |
2172 #endif // VM_RAW_OBJECT_H_ | 2171 #endif // VM_RAW_OBJECT_H_ |
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