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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_REGEXP_REGEXP_MACRO_ASSEMBLER_H_ | 5 #ifndef V8_REGEXP_REGEXP_MACRO_ASSEMBLER_H_ |
6 #define V8_REGEXP_REGEXP_MACRO_ASSEMBLER_H_ | 6 #define V8_REGEXP_REGEXP_MACRO_ASSEMBLER_H_ |
7 | 7 |
8 #include "src/ast/ast.h" | 8 #include "src/ast/ast.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
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97 virtual void CheckCharacterNotInRange(uc16 from, | 97 virtual void CheckCharacterNotInRange(uc16 from, |
98 uc16 to, // Both inclusive. | 98 uc16 to, // Both inclusive. |
99 Label* on_not_in_range) = 0; | 99 Label* on_not_in_range) = 0; |
100 | 100 |
101 // The current character (modulus the kTableSize) is looked up in the byte | 101 // The current character (modulus the kTableSize) is looked up in the byte |
102 // array, and if the found byte is non-zero, we jump to the on_bit_set label. | 102 // array, and if the found byte is non-zero, we jump to the on_bit_set label. |
103 virtual void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set) = 0; | 103 virtual void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set) = 0; |
104 | 104 |
105 // Checks whether the given offset from the current position is before | 105 // Checks whether the given offset from the current position is before |
106 // the end of the string. May overwrite the current character. | 106 // the end of the string. May overwrite the current character. |
107 virtual void CheckPosition(int cp_offset, Label* on_outside_input) { | 107 virtual void CheckPosition(int cp_offset, Label* on_outside_input) = 0; |
108 LoadCurrentCharacter(cp_offset, on_outside_input, true); | |
109 } | |
110 // Check whether a standard/default character class matches the current | 108 // Check whether a standard/default character class matches the current |
111 // character. Returns false if the type of special character class does | 109 // character. Returns false if the type of special character class does |
112 // not have custom support. | 110 // not have custom support. |
113 // May clobber the current loaded character. | 111 // May clobber the current loaded character. |
114 virtual bool CheckSpecialCharacterClass(uc16 type, | 112 virtual bool CheckSpecialCharacterClass(uc16 type, Label* on_no_match) = 0; |
115 Label* on_no_match) { | |
116 return false; | |
117 } | |
118 virtual void Fail() = 0; | 113 virtual void Fail() = 0; |
119 virtual Handle<HeapObject> GetCode(Handle<String> source) = 0; | 114 virtual Handle<HeapObject> GetCode(Handle<String> source) = 0; |
120 virtual void GoTo(Label* label) = 0; | 115 virtual void GoTo(Label* label) = 0; |
121 // Check whether a register is >= a given constant and go to a label if it | 116 // Check whether a register is >= a given constant and go to a label if it |
122 // is. Backtracks instead if the label is NULL. | 117 // is. Backtracks instead if the label is NULL. |
123 virtual void IfRegisterGE(int reg, int comparand, Label* if_ge) = 0; | 118 virtual void IfRegisterGE(int reg, int comparand, Label* if_ge) = 0; |
124 // Check whether a register is < a given constant and go to a label if it is. | 119 // Check whether a register is < a given constant and go to a label if it is. |
125 // Backtracks instead if the label is NULL. | 120 // Backtracks instead if the label is NULL. |
126 virtual void IfRegisterLT(int reg, int comparand, Label* if_lt) = 0; | 121 virtual void IfRegisterLT(int reg, int comparand, Label* if_lt) = 0; |
127 // Check whether a register is == to the current position and go to a | 122 // Check whether a register is == to the current position and go to a |
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244 int output_size, | 239 int output_size, |
245 Isolate* isolate); | 240 Isolate* isolate); |
246 }; | 241 }; |
247 | 242 |
248 #endif // V8_INTERPRETED_REGEXP | 243 #endif // V8_INTERPRETED_REGEXP |
249 | 244 |
250 } // namespace internal | 245 } // namespace internal |
251 } // namespace v8 | 246 } // namespace v8 |
252 | 247 |
253 #endif // V8_REGEXP_REGEXP_MACRO_ASSEMBLER_H_ | 248 #endif // V8_REGEXP_REGEXP_MACRO_ASSEMBLER_H_ |
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