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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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803 } | 803 } |
804 | 804 |
805 void decb(Register dst); | 805 void decb(Register dst); |
806 void decb(const Operand& dst); | 806 void decb(const Operand& dst); |
807 | 807 |
808 // Sign-extends rax into rdx:rax. | 808 // Sign-extends rax into rdx:rax. |
809 void cqo(); | 809 void cqo(); |
810 // Sign-extends eax into edx:eax. | 810 // Sign-extends eax into edx:eax. |
811 void cdq(); | 811 void cdq(); |
812 | 812 |
| 813 // Multiply eax by src, put the result in edx:eax. |
| 814 void mull(Register src); |
| 815 void mull(const Operand& src); |
813 // Multiply rax by src, put the result in rdx:rax. | 816 // Multiply rax by src, put the result in rdx:rax. |
814 void mul(Register src); | 817 void mulq(Register src); |
815 | 818 |
816 #define DECLARE_SHIFT_INSTRUCTION(instruction, subcode) \ | 819 #define DECLARE_SHIFT_INSTRUCTION(instruction, subcode) \ |
817 void instruction##p(Register dst, Immediate imm8) { \ | 820 void instruction##p(Register dst, Immediate imm8) { \ |
818 shift(dst, imm8, subcode, kPointerSize); \ | 821 shift(dst, imm8, subcode, kPointerSize); \ |
819 } \ | 822 } \ |
820 \ | 823 \ |
821 void instruction##l(Register dst, Immediate imm8) { \ | 824 void instruction##l(Register dst, Immediate imm8) { \ |
822 shift(dst, imm8, subcode, kInt32Size); \ | 825 shift(dst, imm8, subcode, kInt32Size); \ |
823 } \ | 826 } \ |
824 \ | 827 \ |
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1466 | 1469 |
1467 // Divide rdx:rax by src. Quotient in rax, remainder in rdx when size is 64. | 1470 // Divide rdx:rax by src. Quotient in rax, remainder in rdx when size is 64. |
1468 // Divide edx:eax by lower 32 bits of src. Quotient in eax, remainder in edx | 1471 // Divide edx:eax by lower 32 bits of src. Quotient in eax, remainder in edx |
1469 // when size is 32. | 1472 // when size is 32. |
1470 void emit_idiv(Register src, int size); | 1473 void emit_idiv(Register src, int size); |
1471 void emit_div(Register src, int size); | 1474 void emit_div(Register src, int size); |
1472 | 1475 |
1473 // Signed multiply instructions. | 1476 // Signed multiply instructions. |
1474 // rdx:rax = rax * src when size is 64 or edx:eax = eax * src when size is 32. | 1477 // rdx:rax = rax * src when size is 64 or edx:eax = eax * src when size is 32. |
1475 void emit_imul(Register src, int size); | 1478 void emit_imul(Register src, int size); |
| 1479 void emit_imul(const Operand& src, int size); |
1476 void emit_imul(Register dst, Register src, int size); | 1480 void emit_imul(Register dst, Register src, int size); |
1477 void emit_imul(Register dst, const Operand& src, int size); | 1481 void emit_imul(Register dst, const Operand& src, int size); |
1478 void emit_imul(Register dst, Register src, Immediate imm, int size); | 1482 void emit_imul(Register dst, Register src, Immediate imm, int size); |
1479 void emit_imul(Register dst, const Operand& src, Immediate imm, int size); | 1483 void emit_imul(Register dst, const Operand& src, Immediate imm, int size); |
1480 | 1484 |
1481 void emit_inc(Register dst, int size); | 1485 void emit_inc(Register dst, int size); |
1482 void emit_inc(const Operand& dst, int size); | 1486 void emit_inc(const Operand& dst, int size); |
1483 | 1487 |
1484 void emit_lea(Register dst, const Operand& src, int size); | 1488 void emit_lea(Register dst, const Operand& src, int size); |
1485 | 1489 |
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1620 private: | 1624 private: |
1621 Assembler* assembler_; | 1625 Assembler* assembler_; |
1622 #ifdef DEBUG | 1626 #ifdef DEBUG |
1623 int space_before_; | 1627 int space_before_; |
1624 #endif | 1628 #endif |
1625 }; | 1629 }; |
1626 | 1630 |
1627 } } // namespace v8::internal | 1631 } } // namespace v8::internal |
1628 | 1632 |
1629 #endif // V8_X64_ASSEMBLER_X64_H_ | 1633 #endif // V8_X64_ASSEMBLER_X64_H_ |
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