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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_X64_MACRO_ASSEMBLER_X64_H_ | 5 #ifndef V8_X64_MACRO_ASSEMBLER_X64_H_ |
6 #define V8_X64_MACRO_ASSEMBLER_X64_H_ | 6 #define V8_X64_MACRO_ASSEMBLER_X64_H_ |
7 | 7 |
8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
9 #include "src/bailout-reason.h" | 9 #include "src/bailout-reason.h" |
10 #include "src/base/flags.h" | 10 #include "src/base/flags.h" |
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811 void Cvtsd2ss(XMMRegister dst, XMMRegister src); | 811 void Cvtsd2ss(XMMRegister dst, XMMRegister src); |
812 void Cvtsd2ss(XMMRegister dst, const Operand& src); | 812 void Cvtsd2ss(XMMRegister dst, const Operand& src); |
813 | 813 |
814 // cvtsi2sd instruction only writes to the low 64-bit of dst register, which | 814 // cvtsi2sd instruction only writes to the low 64-bit of dst register, which |
815 // hinders register renaming and makes dependence chains longer. So we use | 815 // hinders register renaming and makes dependence chains longer. So we use |
816 // xorpd to clear the dst register before cvtsi2sd to solve this issue. | 816 // xorpd to clear the dst register before cvtsi2sd to solve this issue. |
817 void Cvtlsi2sd(XMMRegister dst, Register src); | 817 void Cvtlsi2sd(XMMRegister dst, Register src); |
818 void Cvtlsi2sd(XMMRegister dst, const Operand& src); | 818 void Cvtlsi2sd(XMMRegister dst, const Operand& src); |
819 void Cvtqsi2sd(XMMRegister dst, Register src); | 819 void Cvtqsi2sd(XMMRegister dst, Register src); |
820 | 820 |
| 821 void Cvtsd2si(Register dst, XMMRegister src); |
| 822 |
821 void Cvttsd2si(Register dst, XMMRegister src); | 823 void Cvttsd2si(Register dst, XMMRegister src); |
822 void Cvttsd2si(Register dst, const Operand& src); | 824 void Cvttsd2si(Register dst, const Operand& src); |
823 void Cvttsd2siq(Register dst, XMMRegister src); | 825 void Cvttsd2siq(Register dst, XMMRegister src); |
824 void Cvttsd2siq(Register dst, const Operand& src); | 826 void Cvttsd2siq(Register dst, const Operand& src); |
825 | 827 |
826 // Move if the registers are not identical. | 828 // Move if the registers are not identical. |
827 void Move(Register target, Register source); | 829 void Move(Register target, Register source); |
828 | 830 |
829 // TestBit and Load SharedFunctionInfo special field. | 831 // TestBit and Load SharedFunctionInfo special field. |
830 void TestBitSharedFunctionInfoSpecialField(Register base, | 832 void TestBitSharedFunctionInfoSpecialField(Register base, |
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1713 } \ | 1715 } \ |
1714 masm-> | 1716 masm-> |
1715 #else | 1717 #else |
1716 #define ACCESS_MASM(masm) masm-> | 1718 #define ACCESS_MASM(masm) masm-> |
1717 #endif | 1719 #endif |
1718 | 1720 |
1719 } // namespace internal | 1721 } // namespace internal |
1720 } // namespace v8 | 1722 } // namespace v8 |
1721 | 1723 |
1722 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ | 1724 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ |
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