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| 1 // Copyright 2008 the V8 project authors. All rights reserved. | 1 // Copyright 2008 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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| 36 template <typename SubjectChar> | 36 template <typename SubjectChar> |
| 37 class RegExpMacroAssemblerIA32: public RegExpMacroAssembler<SubjectChar> { | 37 class RegExpMacroAssemblerIA32: public RegExpMacroAssembler<SubjectChar> { |
| 38 public: | 38 public: |
| 39 RegExpMacroAssemblerIA32() { } | 39 RegExpMacroAssemblerIA32() { } |
| 40 virtual ~RegExpMacroAssembler(); | 40 virtual ~RegExpMacroAssembler(); |
| 41 void Initialize(int num_registers, bool ignore_case); | 41 void Initialize(int num_registers, bool ignore_case); |
| 42 virtual void AdvanceCurrentPosition(int by); // Signed cp change. | 42 virtual void AdvanceCurrentPosition(int by); // Signed cp change. |
| 43 virtual void AdvanceRegister(int reg, int by); // r[reg] += by. | 43 virtual void AdvanceRegister(int reg, int by); // r[reg] += by. |
| 44 virtual void Backtrack(); | 44 virtual void Backtrack(); |
| 45 virtual void Bind(Label* label); | 45 virtual void Bind(Label* label); |
| 46 virtual void LoadCurrentCharacter(int cp_offset, Label* on_end_of_input); |
| 47 |
| 48 |
| 46 | 49 |
| 47 // Check the current character against a bitmap. The range of the current | 50 // Check the current character against a bitmap. The range of the current |
| 48 // character must be from start to start + length_of_bitmap_in_bits. | 51 // character must be from start to start + length_of_bitmap_in_bits. |
| 49 // Where to go if the bit is 0. Fall through on 1. | 52 // Where to go if the bit is 0. Fall through on 1. |
| 50 virtual void CheckBitmap( | 53 virtual void CheckBitmap( |
| 51 uc16 start, // The bitmap is indexed from this character. | 54 uc16 start, // The bitmap is indexed from this character. |
| 52 Label* bitmap, // Where the bitmap is emitted. | 55 Label* bitmap, // Where the bitmap is emitted. |
| 53 Label* on_zero); | 56 Label* on_zero); |
| 54 | 57 |
| 55 | 58 |
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| 145 static const uint32_t kEndOfInput = ~0; | 148 static const uint32_t kEndOfInput = ~0; |
| 146 | 149 |
| 147 MacroAssembler* masm_; | 150 MacroAssembler* masm_; |
| 148 ByteArrayProvider constants_; | 151 ByteArrayProvider constants_; |
| 149 int num_registers_; | 152 int num_registers_; |
| 150 bool ignore_case_; | 153 bool ignore_case_; |
| 151 }; | 154 }; |
| 152 }} | 155 }} |
| 153 | 156 |
| 154 #endif /* REGEXP_MACRO_ASSEMBLER_IA32_H_ */ | 157 #endif /* REGEXP_MACRO_ASSEMBLER_IA32_H_ */ |
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