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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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_ASSEMBLER_IA32_H_ | 5 #ifndef VM_ASSEMBLER_IA32_H_ |
6 #define VM_ASSEMBLER_IA32_H_ | 6 #define VM_ASSEMBLER_IA32_H_ |
7 | 7 |
8 #ifndef VM_ASSEMBLER_H_ | 8 #ifndef VM_ASSEMBLER_H_ |
9 #error Do not include assembler_ia32.h directly; use assembler.h instead. | 9 #error Do not include assembler_ia32.h directly; use assembler.h instead. |
10 #endif | 10 #endif |
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690 | 690 |
691 void LoadClassById(Register result, Register class_id); | 691 void LoadClassById(Register result, Register class_id); |
692 | 692 |
693 void LoadClass(Register result, Register object, Register scratch); | 693 void LoadClass(Register result, Register object, Register scratch); |
694 | 694 |
695 void CompareClassId(Register object, intptr_t class_id, Register scratch); | 695 void CompareClassId(Register object, intptr_t class_id, Register scratch); |
696 | 696 |
697 void LoadTaggedClassIdMayBeSmi(Register result, | 697 void LoadTaggedClassIdMayBeSmi(Register result, |
698 Register object); | 698 Register object); |
699 | 699 |
| 700 static Address ElementAddressForIntIndex(bool is_external, |
| 701 intptr_t cid, |
| 702 intptr_t index_scale, |
| 703 Register array, |
| 704 intptr_t index); |
| 705 |
| 706 static Address ElementAddressForRegIndex(bool is_external, |
| 707 intptr_t cid, |
| 708 intptr_t index_scale, |
| 709 Register array, |
| 710 Register index); |
| 711 |
700 /* | 712 /* |
701 * Misc. functionality | 713 * Misc. functionality |
702 */ | 714 */ |
703 void SmiTag(Register reg) { | 715 void SmiTag(Register reg) { |
704 addl(reg, reg); | 716 addl(reg, reg); |
705 } | 717 } |
706 | 718 |
707 void SmiUntag(Register reg) { | 719 void SmiUntag(Register reg) { |
708 sarl(reg, Immediate(kSmiTagSize)); | 720 sarl(reg, Immediate(kSmiTagSize)); |
709 } | 721 } |
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904 } | 916 } |
905 | 917 |
906 | 918 |
907 inline void Assembler::EmitOperandSizeOverride() { | 919 inline void Assembler::EmitOperandSizeOverride() { |
908 EmitUint8(0x66); | 920 EmitUint8(0x66); |
909 } | 921 } |
910 | 922 |
911 } // namespace dart | 923 } // namespace dart |
912 | 924 |
913 #endif // VM_ASSEMBLER_IA32_H_ | 925 #endif // VM_ASSEMBLER_IA32_H_ |
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