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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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942 | 942 |
943 void ClampDoubleToUint8(XMMRegister input_reg, | 943 void ClampDoubleToUint8(XMMRegister input_reg, |
944 XMMRegister temp_xmm_reg, | 944 XMMRegister temp_xmm_reg, |
945 Register result_reg, | 945 Register result_reg, |
946 Register temp_reg); | 946 Register temp_reg); |
947 | 947 |
948 void LoadUint32(XMMRegister dst, Register src, XMMRegister scratch); | 948 void LoadUint32(XMMRegister dst, Register src, XMMRegister scratch); |
949 | 949 |
950 void LoadInstanceDescriptors(Register map, Register descriptors); | 950 void LoadInstanceDescriptors(Register map, Register descriptors); |
951 void EnumLength(Register dst, Register map); | 951 void EnumLength(Register dst, Register map); |
952 void NumberOfOwnDescriptors(Register dst, Register map); | |
953 | 952 |
954 template<typename Field> | 953 template<typename Field> |
955 void DecodeField(Register reg) { | 954 void DecodeField(Register reg) { |
956 static const int shift = Field::kShift + kSmiShift; | 955 static const int full_shift = Field::kShift + kSmiShift; |
957 static const int mask = Field::kMask >> Field::kShift; | 956 static const int low_mask = Field::kMask >> Field::kShift; |
958 shr(reg, Immediate(shift)); | 957 shr(reg, Immediate(full_shift)); |
959 and_(reg, Immediate(mask)); | 958 and_(reg, Immediate(low_mask)); |
960 shl(reg, Immediate(kSmiShift)); | |
961 } | 959 } |
962 | 960 |
963 // Abort execution if argument is not a number. Used in debug code. | 961 // Abort execution if argument is not a number. Used in debug code. |
964 void AbortIfNotNumber(Register object); | 962 void AbortIfNotNumber(Register object); |
965 | 963 |
966 // Abort execution if argument is a smi. Used in debug code. | 964 // Abort execution if argument is a smi. Used in debug code. |
967 void AbortIfSmi(Register object); | 965 void AbortIfSmi(Register object); |
968 | 966 |
969 // Abort execution if argument is not a smi. Used in debug code. | 967 // Abort execution if argument is not a smi. Used in debug code. |
970 void AbortIfNotSmi(Register object); | 968 void AbortIfNotSmi(Register object); |
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1496 masm->popfd(); \ | 1494 masm->popfd(); \ |
1497 } \ | 1495 } \ |
1498 masm-> | 1496 masm-> |
1499 #else | 1497 #else |
1500 #define ACCESS_MASM(masm) masm-> | 1498 #define ACCESS_MASM(masm) masm-> |
1501 #endif | 1499 #endif |
1502 | 1500 |
1503 } } // namespace v8::internal | 1501 } } // namespace v8::internal |
1504 | 1502 |
1505 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ | 1503 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ |
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