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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_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 5 #ifndef V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
6 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 6 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
7 | 7 |
8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
9 #include "src/globals.h" | 9 #include "src/globals.h" |
10 #include "src/mips64/assembler-mips64.h" | 10 #include "src/mips64/assembler-mips64.h" |
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797 ld(src3, MemOperand(sp, 0 * kPointerSize)); | 797 ld(src3, MemOperand(sp, 0 * kPointerSize)); |
798 ld(src2, MemOperand(sp, 1 * kPointerSize)); | 798 ld(src2, MemOperand(sp, 1 * kPointerSize)); |
799 ld(src1, MemOperand(sp, 2 * kPointerSize)); | 799 ld(src1, MemOperand(sp, 2 * kPointerSize)); |
800 Daddu(sp, sp, 3 * kPointerSize); | 800 Daddu(sp, sp, 3 * kPointerSize); |
801 } | 801 } |
802 | 802 |
803 void Pop(uint32_t count = 1) { | 803 void Pop(uint32_t count = 1) { |
804 Daddu(sp, sp, Operand(count * kPointerSize)); | 804 Daddu(sp, sp, Operand(count * kPointerSize)); |
805 } | 805 } |
806 | 806 |
| 807 // Push a fixed frame, consisting of ra, fp. |
| 808 void PushCommonFrame(Register marker_reg = no_reg); |
| 809 |
| 810 // Push a standard frame, consisting of ra, fp, context and JS function. |
| 811 void PushStandardFrame(Register function_reg); |
| 812 |
| 813 void PopCommonFrame(Register marker_reg = no_reg); |
| 814 |
807 // Push and pop the registers that can hold pointers, as defined by the | 815 // Push and pop the registers that can hold pointers, as defined by the |
808 // RegList constant kSafepointSavedRegisters. | 816 // RegList constant kSafepointSavedRegisters. |
809 void PushSafepointRegisters(); | 817 void PushSafepointRegisters(); |
810 void PopSafepointRegisters(); | 818 void PopSafepointRegisters(); |
811 // Store value in register src in the safepoint stack slot for | 819 // Store value in register src in the safepoint stack slot for |
812 // register dst. | 820 // register dst. |
813 void StoreToSafepointRegisterSlot(Register src, Register dst); | 821 void StoreToSafepointRegisterSlot(Register src, Register dst); |
814 // Load the value of the src register from its safepoint stack slot | 822 // Load the value of the src register from its safepoint stack slot |
815 // into register dst. | 823 // into register dst. |
816 void LoadFromSafepointRegisterSlot(Register dst, Register src); | 824 void LoadFromSafepointRegisterSlot(Register dst, Register src); |
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1761 dsrl(dst, src, shift); | 1769 dsrl(dst, src, shift); |
1762 And(dst, dst, Operand(mask)); | 1770 And(dst, dst, Operand(mask)); |
1763 dsll32(dst, dst, 0); | 1771 dsll32(dst, dst, 0); |
1764 } | 1772 } |
1765 | 1773 |
1766 template<typename Field> | 1774 template<typename Field> |
1767 void DecodeFieldToSmi(Register reg) { | 1775 void DecodeFieldToSmi(Register reg) { |
1768 DecodeField<Field>(reg, reg); | 1776 DecodeField<Field>(reg, reg); |
1769 } | 1777 } |
1770 // Generates function and stub prologue code. | 1778 // Generates function and stub prologue code. |
1771 void StubPrologue(); | 1779 void StubPrologue(StackFrame::Type type); |
1772 void Prologue(bool code_pre_aging); | 1780 void Prologue(bool code_pre_aging); |
1773 | 1781 |
1774 // Load the type feedback vector from a JavaScript frame. | 1782 // Load the type feedback vector from a JavaScript frame. |
1775 void EmitLoadTypeFeedbackVector(Register vector); | 1783 void EmitLoadTypeFeedbackVector(Register vector); |
1776 | 1784 |
1777 // Activation support. | 1785 // Activation support. |
1778 void EnterFrame(StackFrame::Type type); | 1786 void EnterFrame(StackFrame::Type type); |
1779 void EnterFrame(StackFrame::Type type, bool load_constant_pool_pointer_reg); | 1787 void EnterFrame(StackFrame::Type type, bool load_constant_pool_pointer_reg); |
1780 void LeaveFrame(StackFrame::Type type); | 1788 void LeaveFrame(StackFrame::Type type); |
1781 | 1789 |
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1973 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1981 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1974 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1982 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1975 #else | 1983 #else |
1976 #define ACCESS_MASM(masm) masm-> | 1984 #define ACCESS_MASM(masm) masm-> |
1977 #endif | 1985 #endif |
1978 | 1986 |
1979 } // namespace internal | 1987 } // namespace internal |
1980 } // namespace v8 | 1988 } // namespace v8 |
1981 | 1989 |
1982 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 1990 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
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