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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 | 2 |
3 // A light-weight assembler for the Irregexp byte code. | 3 // A light-weight assembler for the Irregexp byte code. |
4 | 4 |
5 #ifndef V8_ASSEMBLER_IRREGEXP_H_ | 5 #ifndef V8_ASSEMBLER_IRREGEXP_H_ |
6 #define V8_ASSEMBLER_IRREGEXP_H_ | 6 #define V8_ASSEMBLER_IRREGEXP_H_ |
7 | 7 |
8 namespace v8 { namespace internal { | 8 namespace v8 { namespace internal { |
9 | 9 |
10 | 10 |
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68 // Used to check current char register against a range. | 68 // Used to check current char register against a range. |
69 void CheckCharacterLT(uc16 limit, Label* on_less); | 69 void CheckCharacterLT(uc16 limit, Label* on_less); |
70 void CheckCharacterGT(uc16 limit, Label* on_greater); | 70 void CheckCharacterGT(uc16 limit, Label* on_greater); |
71 | 71 |
72 // Checks current position for a match against a | 72 // Checks current position for a match against a |
73 // previous capture. Advances current position by the length of the capture | 73 // previous capture. Advances current position by the length of the capture |
74 // iff it matches. The capture is stored in a given register and the | 74 // iff it matches. The capture is stored in a given register and the |
75 // the register after. If a register contains -1 then the other register | 75 // the register after. If a register contains -1 then the other register |
76 // must always contain -1 and the on_mismatch label will never be called. | 76 // must always contain -1 and the on_mismatch label will never be called. |
77 void CheckNotBackReference(int capture_index, Label* on_mismatch); | 77 void CheckNotBackReference(int capture_index, Label* on_mismatch); |
| 78 void CheckNotBackReferenceNoCase(int capture_index, Label* on_mismatch); |
78 | 79 |
79 // Checks a register for strictly-less-than or greater-than-or-equal. | 80 // Checks a register for strictly-less-than or greater-than-or-equal. |
80 void CheckRegisterLT(int reg_index, uint16_t vs, Label* on_less_than); | 81 void CheckRegisterLT(int reg_index, uint16_t vs, Label* on_less_than); |
81 void CheckRegisterGE(int reg_index, uint16_t vs, Label* on_greater_equal); | 82 void CheckRegisterGE(int reg_index, uint16_t vs, Label* on_greater_equal); |
82 | 83 |
83 // Subtracts a 16 bit value from the current character, uses the result to | 84 // Subtracts a 16 bit value from the current character, uses the result to |
84 // look up in a bit array, uses the result of that decide whether to fall | 85 // look up in a bit array, uses the result of that decide whether to fall |
85 // though (on 1) or jump to the on_zero label (on 0). | 86 // though (on 1) or jump to the on_zero label (on 0). |
86 void LookupMap1(uc16 start, Label* bit_map, Label* on_zero); | 87 void LookupMap1(uc16 start, Label* bit_map, Label* on_zero); |
87 | 88 |
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128 // True if the assembler owns the buffer, false if buffer is external. | 129 // True if the assembler owns the buffer, false if buffer is external. |
129 bool own_buffer_; | 130 bool own_buffer_; |
130 | 131 |
131 void Expand(); | 132 void Expand(); |
132 }; | 133 }; |
133 | 134 |
134 | 135 |
135 } } // namespace v8::internal | 136 } } // namespace v8::internal |
136 | 137 |
137 #endif // V8_ASSEMBLER_IRREGEXP_H_ | 138 #endif // V8_ASSEMBLER_IRREGEXP_H_ |
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