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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 |
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1020 | 1020 |
1021 void LoadInstanceDescriptors(Register map, Register descriptors); | 1021 void LoadInstanceDescriptors(Register map, Register descriptors); |
1022 void EnumLength(Register dst, Register map); | 1022 void EnumLength(Register dst, Register map); |
1023 void NumberOfOwnDescriptors(Register dst, Register map); | 1023 void NumberOfOwnDescriptors(Register dst, Register map); |
1024 | 1024 |
1025 template<typename Field> | 1025 template<typename Field> |
1026 void DecodeField(Register reg) { | 1026 void DecodeField(Register reg) { |
1027 static const int shift = Field::kShift + kSmiShift; | 1027 static const int shift = Field::kShift + kSmiShift; |
1028 static const int mask = Field::kMask >> Field::kShift; | 1028 static const int mask = Field::kMask >> Field::kShift; |
1029 shr(reg, Immediate(shift)); | 1029 shr(reg, Immediate(shift)); |
1030 and_(reg, Immediate(mask)); | 1030 andp(reg, Immediate(mask)); |
1031 shl(reg, Immediate(kSmiShift)); | 1031 shl(reg, Immediate(kSmiShift)); |
1032 } | 1032 } |
1033 | 1033 |
1034 // Abort execution if argument is not a number, enabled via --debug-code. | 1034 // Abort execution if argument is not a number, enabled via --debug-code. |
1035 void AssertNumber(Register object); | 1035 void AssertNumber(Register object); |
1036 | 1036 |
1037 // Abort execution if argument is a smi, enabled via --debug-code. | 1037 // Abort execution if argument is a smi, enabled via --debug-code. |
1038 void AssertNotSmi(Register object); | 1038 void AssertNotSmi(Register object); |
1039 | 1039 |
1040 // Abort execution if argument is not a smi, enabled via --debug-code. | 1040 // Abort execution if argument is not a smi, enabled via --debug-code. |
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1619 masm->popfq(); \ | 1619 masm->popfq(); \ |
1620 } \ | 1620 } \ |
1621 masm-> | 1621 masm-> |
1622 #else | 1622 #else |
1623 #define ACCESS_MASM(masm) masm-> | 1623 #define ACCESS_MASM(masm) masm-> |
1624 #endif | 1624 #endif |
1625 | 1625 |
1626 } } // namespace v8::internal | 1626 } } // namespace v8::internal |
1627 | 1627 |
1628 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ | 1628 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ |
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