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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_ARM_MACRO_ASSEMBLER_ARM_H_ | 5 #ifndef V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
| 6 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 6 #define V8_ARM_MACRO_ASSEMBLER_ARM_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/frames.h" | 10 #include "src/frames.h" |
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| 1498 // the exact number of bytes specified must be emitted. It is not legal to emit | 1498 // the exact number of bytes specified must be emitted. It is not legal to emit |
| 1499 // relocation information. If any of these constraints are violated it causes | 1499 // relocation information. If any of these constraints are violated it causes |
| 1500 // an assertion to fail. | 1500 // an assertion to fail. |
| 1501 class CodePatcher { | 1501 class CodePatcher { |
| 1502 public: | 1502 public: |
| 1503 enum FlushICache { | 1503 enum FlushICache { |
| 1504 FLUSH, | 1504 FLUSH, |
| 1505 DONT_FLUSH | 1505 DONT_FLUSH |
| 1506 }; | 1506 }; |
| 1507 | 1507 |
| 1508 CodePatcher(byte* address, | 1508 CodePatcher(Isolate* isolate, byte* address, int instructions, |
| 1509 int instructions, | |
| 1510 FlushICache flush_cache = FLUSH); | 1509 FlushICache flush_cache = FLUSH); |
| 1511 ~CodePatcher(); | 1510 ~CodePatcher(); |
| 1512 | 1511 |
| 1513 // Macro assembler to emit code. | 1512 // Macro assembler to emit code. |
| 1514 MacroAssembler* masm() { return &masm_; } | 1513 MacroAssembler* masm() { return &masm_; } |
| 1515 | 1514 |
| 1516 // Emit an instruction directly. | 1515 // Emit an instruction directly. |
| 1517 void Emit(Instr instr); | 1516 void Emit(Instr instr); |
| 1518 | 1517 |
| 1519 // Emit an address directly. | 1518 // Emit an address directly. |
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| 1551 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1550 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
| 1552 #else | 1551 #else |
| 1553 #define ACCESS_MASM(masm) masm-> | 1552 #define ACCESS_MASM(masm) masm-> |
| 1554 #endif | 1553 #endif |
| 1555 | 1554 |
| 1556 | 1555 |
| 1557 } // namespace internal | 1556 } // namespace internal |
| 1558 } // namespace v8 | 1557 } // namespace v8 |
| 1559 | 1558 |
| 1560 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 1559 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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