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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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105 virtual void PushRegister(int register_index, | 105 virtual void PushRegister(int register_index, |
106 StackCheckFlag check_stack_limit); | 106 StackCheckFlag check_stack_limit); |
107 virtual void ReadCurrentPositionFromRegister(int reg); | 107 virtual void ReadCurrentPositionFromRegister(int reg); |
108 virtual void ReadStackPointerFromRegister(int reg); | 108 virtual void ReadStackPointerFromRegister(int reg); |
109 virtual void SetCurrentPositionFromEnd(int by); | 109 virtual void SetCurrentPositionFromEnd(int by); |
110 virtual void SetRegister(int register_index, int to); | 110 virtual void SetRegister(int register_index, int to); |
111 virtual bool Succeed(); | 111 virtual bool Succeed(); |
112 virtual void WriteCurrentPositionToRegister(int reg, int cp_offset); | 112 virtual void WriteCurrentPositionToRegister(int reg, int cp_offset); |
113 virtual void ClearRegisters(int reg_from, int reg_to); | 113 virtual void ClearRegisters(int reg_from, int reg_to); |
114 virtual void WriteStackPointerToRegister(int reg); | 114 virtual void WriteStackPointerToRegister(int reg); |
| 115 virtual bool CanReadUnaligned(); |
115 | 116 |
116 // Called from RegExp if the stack-guard is triggered. | 117 // Called from RegExp if the stack-guard is triggered. |
117 // If the code object is relocated, the return address is fixed before | 118 // If the code object is relocated, the return address is fixed before |
118 // returning. | 119 // returning. |
119 static int CheckStackGuardState(Address* return_address, | 120 static int CheckStackGuardState(Address* return_address, |
120 Code* re_code, | 121 Code* re_code, |
121 Address re_frame); | 122 Address re_frame); |
122 | 123 |
123 private: | 124 private: |
124 // Offsets from frame_pointer() of function parameters and stored registers. | 125 // Offsets from frame_pointer() of function parameters and stored registers. |
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251 Label stack_overflow_label_; | 252 Label stack_overflow_label_; |
252 Label internal_failure_label_; | 253 Label internal_failure_label_; |
253 }; | 254 }; |
254 | 255 |
255 #endif // V8_INTERPRETED_REGEXP | 256 #endif // V8_INTERPRETED_REGEXP |
256 | 257 |
257 | 258 |
258 }} // namespace v8::internal | 259 }} // namespace v8::internal |
259 | 260 |
260 #endif // V8_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ | 261 #endif // V8_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ |
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