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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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830 void MoveHeapObject(Register result, Handle<Object> object); | 830 void MoveHeapObject(Register result, Handle<Object> object); |
831 | 831 |
832 // Load a global cell into a register. | 832 // Load a global cell into a register. |
833 void LoadGlobalCell(Register dst, Handle<Cell> cell); | 833 void LoadGlobalCell(Register dst, Handle<Cell> cell); |
834 | 834 |
835 // Emit code to discard a non-negative number of pointer-sized elements | 835 // Emit code to discard a non-negative number of pointer-sized elements |
836 // from the stack, clobbering only the rsp register. | 836 // from the stack, clobbering only the rsp register. |
837 void Drop(int stack_elements); | 837 void Drop(int stack_elements); |
838 | 838 |
839 void Call(Label* target) { call(target); } | 839 void Call(Label* target) { call(target); } |
840 void Push(Register src) { push(src); } | 840 void Push(Register src); |
841 void Pop(Register dst) { pop(dst); } | 841 void Push(const Operand& src); |
842 void PushReturnAddressFrom(Register src) { push(src); } | 842 void Push(Immediate value); |
843 void PopReturnAddressTo(Register dst) { pop(dst); } | 843 void PushImm32(int32_t imm32); |
| 844 void Pop(Register dst); |
| 845 void Pop(const Operand& dst); |
| 846 void PushReturnAddressFrom(Register src) { pushq(src); } |
| 847 void PopReturnAddressTo(Register dst) { popq(dst); } |
844 void Move(Register dst, ExternalReference ext) { | 848 void Move(Register dst, ExternalReference ext) { |
845 movp(dst, reinterpret_cast<Address>(ext.address()), | 849 movp(dst, reinterpret_cast<Address>(ext.address()), |
846 RelocInfo::EXTERNAL_REFERENCE); | 850 RelocInfo::EXTERNAL_REFERENCE); |
847 } | 851 } |
848 | 852 |
849 // Loads a pointer into a register with a relocation mode. | 853 // Loads a pointer into a register with a relocation mode. |
850 void Move(Register dst, void* ptr, RelocInfo::Mode rmode) { | 854 void Move(Register dst, void* ptr, RelocInfo::Mode rmode) { |
851 // This method must not be used with heap object references. The stored | 855 // This method must not be used with heap object references. The stored |
852 // address is not GC safe. Use the handle version instead. | 856 // address is not GC safe. Use the handle version instead. |
853 ASSERT(rmode > RelocInfo::LAST_GCED_ENUM); | 857 ASSERT(rmode > RelocInfo::LAST_GCED_ENUM); |
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1601 | 1605 |
1602 #ifdef GENERATED_CODE_COVERAGE | 1606 #ifdef GENERATED_CODE_COVERAGE |
1603 extern void LogGeneratedCodeCoverage(const char* file_line); | 1607 extern void LogGeneratedCodeCoverage(const char* file_line); |
1604 #define CODE_COVERAGE_STRINGIFY(x) #x | 1608 #define CODE_COVERAGE_STRINGIFY(x) #x |
1605 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x) | 1609 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x) |
1606 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1610 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1607 #define ACCESS_MASM(masm) { \ | 1611 #define ACCESS_MASM(masm) { \ |
1608 Address x64_coverage_function = FUNCTION_ADDR(LogGeneratedCodeCoverage); \ | 1612 Address x64_coverage_function = FUNCTION_ADDR(LogGeneratedCodeCoverage); \ |
1609 masm->pushfq(); \ | 1613 masm->pushfq(); \ |
1610 masm->Pushad(); \ | 1614 masm->Pushad(); \ |
1611 masm->push(Immediate(reinterpret_cast<int>(&__FILE_LINE__))); \ | 1615 masm->Push(Immediate(reinterpret_cast<int>(&__FILE_LINE__))); \ |
1612 masm->Call(x64_coverage_function, RelocInfo::EXTERNAL_REFERENCE); \ | 1616 masm->Call(x64_coverage_function, RelocInfo::EXTERNAL_REFERENCE); \ |
1613 masm->pop(rax); \ | 1617 masm->Pop(rax); \ |
1614 masm->Popad(); \ | 1618 masm->Popad(); \ |
1615 masm->popfq(); \ | 1619 masm->popfq(); \ |
1616 } \ | 1620 } \ |
1617 masm-> | 1621 masm-> |
1618 #else | 1622 #else |
1619 #define ACCESS_MASM(masm) masm-> | 1623 #define ACCESS_MASM(masm) masm-> |
1620 #endif | 1624 #endif |
1621 | 1625 |
1622 } } // namespace v8::internal | 1626 } } // namespace v8::internal |
1623 | 1627 |
1624 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ | 1628 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ |
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