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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/mips/assembler-mips.h" | 10 #include "src/mips/assembler-mips.h" |
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1715 // the exact number of bytes specified must be emitted. It is not legal to emit | 1715 // the exact number of bytes specified must be emitted. It is not legal to emit |
1716 // relocation information. If any of these constraints are violated it causes | 1716 // relocation information. If any of these constraints are violated it causes |
1717 // an assertion to fail. | 1717 // an assertion to fail. |
1718 class CodePatcher { | 1718 class CodePatcher { |
1719 public: | 1719 public: |
1720 enum FlushICache { | 1720 enum FlushICache { |
1721 FLUSH, | 1721 FLUSH, |
1722 DONT_FLUSH | 1722 DONT_FLUSH |
1723 }; | 1723 }; |
1724 | 1724 |
1725 CodePatcher(byte* address, | 1725 CodePatcher(Isolate* isolate, byte* address, int instructions, |
1726 int instructions, | |
1727 FlushICache flush_cache = FLUSH); | 1726 FlushICache flush_cache = FLUSH); |
1728 ~CodePatcher(); | 1727 ~CodePatcher(); |
1729 | 1728 |
1730 // Macro assembler to emit code. | 1729 // Macro assembler to emit code. |
1731 MacroAssembler* masm() { return &masm_; } | 1730 MacroAssembler* masm() { return &masm_; } |
1732 | 1731 |
1733 // Emit an instruction directly. | 1732 // Emit an instruction directly. |
1734 void Emit(Instr instr); | 1733 void Emit(Instr instr); |
1735 | 1734 |
1736 // Emit an address directly. | 1735 // Emit an address directly. |
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1755 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1754 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1756 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1755 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1757 #else | 1756 #else |
1758 #define ACCESS_MASM(masm) masm-> | 1757 #define ACCESS_MASM(masm) masm-> |
1759 #endif | 1758 #endif |
1760 | 1759 |
1761 } // namespace internal | 1760 } // namespace internal |
1762 } // namespace v8 | 1761 } // namespace v8 |
1763 | 1762 |
1764 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 1763 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
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