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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_X64_H_ | 5 #ifndef VM_ASSEMBLER_X64_H_ |
6 #define VM_ASSEMBLER_X64_H_ | 6 #define VM_ASSEMBLER_X64_H_ |
7 | 7 |
8 #ifndef VM_ASSEMBLER_H_ | 8 #ifndef VM_ASSEMBLER_H_ |
9 #error Do not include assembler_x64.h directly; use assembler.h instead. | 9 #error Do not include assembler_x64.h directly; use assembler.h instead. |
10 #endif | 10 #endif |
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840 void Unimplemented(const char* message); | 840 void Unimplemented(const char* message); |
841 void Untested(const char* message); | 841 void Untested(const char* message); |
842 void Unreachable(const char* message); | 842 void Unreachable(const char* message); |
843 | 843 |
844 static void InitializeMemoryWithBreakpoints(uword data, intptr_t length); | 844 static void InitializeMemoryWithBreakpoints(uword data, intptr_t length); |
845 | 845 |
846 static const char* RegisterName(Register reg); | 846 static const char* RegisterName(Register reg); |
847 | 847 |
848 static const char* FpuRegisterName(FpuRegister reg); | 848 static const char* FpuRegisterName(FpuRegister reg); |
849 | 849 |
| 850 // On some other platforms, we draw a distinction between safe and unsafe |
| 851 // smis. |
| 852 static bool IsSafe(const Object& object) { return true; } |
| 853 static bool IsSafeSmi(const Object& object) { return true; } |
| 854 |
850 private: | 855 private: |
851 AssemblerBuffer buffer_; | 856 AssemblerBuffer buffer_; |
852 | 857 |
853 // Objects and jump targets. | 858 // Objects and jump targets. |
854 GrowableObjectArray& object_pool_; | 859 GrowableObjectArray& object_pool_; |
855 | 860 |
856 // Patchability of pool entries. | 861 // Patchability of pool entries. |
857 GrowableArray<Patchability> patchable_pool_entries_; | 862 GrowableArray<Patchability> patchable_pool_entries_; |
858 | 863 |
859 // Pair type parameter for DirectChainedHashMap. | 864 // Pair type parameter for DirectChainedHashMap. |
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1042 } | 1047 } |
1043 | 1048 |
1044 | 1049 |
1045 inline void Assembler::EmitOperandSizeOverride() { | 1050 inline void Assembler::EmitOperandSizeOverride() { |
1046 EmitUint8(0x66); | 1051 EmitUint8(0x66); |
1047 } | 1052 } |
1048 | 1053 |
1049 } // namespace dart | 1054 } // namespace dart |
1050 | 1055 |
1051 #endif // VM_ASSEMBLER_X64_H_ | 1056 #endif // VM_ASSEMBLER_X64_H_ |
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