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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_ARM_REGEXP_MACRO_ASSEMBLER_ARM_H_ | 5 #ifndef V8_REGEXP_ARM_REGEXP_MACRO_ASSEMBLER_ARM_H_ |
6 #define V8_REGEXP_ARM_REGEXP_MACRO_ASSEMBLER_ARM_H_ | 6 #define V8_REGEXP_ARM_REGEXP_MACRO_ASSEMBLER_ARM_H_ |
7 | 7 |
8 #include "src/arm/assembler-arm.h" | 8 #include "src/arm/assembler-arm.h" |
9 #include "src/macro-assembler.h" | 9 #include "src/macro-assembler.h" |
10 #include "src/regexp/regexp-macro-assembler.h" | 10 #include "src/regexp/regexp-macro-assembler.h" |
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27 virtual void CheckAtStart(Label* on_at_start); | 27 virtual void CheckAtStart(Label* on_at_start); |
28 virtual void CheckCharacter(unsigned c, Label* on_equal); | 28 virtual void CheckCharacter(unsigned c, Label* on_equal); |
29 virtual void CheckCharacterAfterAnd(unsigned c, | 29 virtual void CheckCharacterAfterAnd(unsigned c, |
30 unsigned mask, | 30 unsigned mask, |
31 Label* on_equal); | 31 Label* on_equal); |
32 virtual void CheckCharacterGT(uc16 limit, Label* on_greater); | 32 virtual void CheckCharacterGT(uc16 limit, Label* on_greater); |
33 virtual void CheckCharacterLT(uc16 limit, Label* on_less); | 33 virtual void CheckCharacterLT(uc16 limit, Label* on_less); |
34 // A "greedy loop" is a loop that is both greedy and with a simple | 34 // A "greedy loop" is a loop that is both greedy and with a simple |
35 // body. It has a particularly simple implementation. | 35 // body. It has a particularly simple implementation. |
36 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position); | 36 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position); |
37 virtual void CheckNotAtStart(int cp_offset, Label* on_not_at_start); | 37 virtual void CheckNotAtStart(Label* on_not_at_start); |
38 virtual void CheckNotBackReference(int start_reg, bool read_backward, | 38 virtual void CheckNotBackReference(int start_reg, Label* on_no_match); |
39 Label* on_no_match); | |
40 virtual void CheckNotBackReferenceIgnoreCase(int start_reg, | 39 virtual void CheckNotBackReferenceIgnoreCase(int start_reg, |
41 bool read_backward, | |
42 Label* on_no_match); | 40 Label* on_no_match); |
43 virtual void CheckNotCharacter(unsigned c, Label* on_not_equal); | 41 virtual void CheckNotCharacter(unsigned c, Label* on_not_equal); |
44 virtual void CheckNotCharacterAfterAnd(unsigned c, | 42 virtual void CheckNotCharacterAfterAnd(unsigned c, |
45 unsigned mask, | 43 unsigned mask, |
46 Label* on_not_equal); | 44 Label* on_not_equal); |
47 virtual void CheckNotCharacterAfterMinusAnd(uc16 c, | 45 virtual void CheckNotCharacterAfterMinusAnd(uc16 c, |
48 uc16 minus, | 46 uc16 minus, |
49 uc16 mask, | 47 uc16 mask, |
50 Label* on_not_equal); | 48 Label* on_not_equal); |
51 virtual void CheckCharacterInRange(uc16 from, | 49 virtual void CheckCharacterInRange(uc16 from, |
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114 | 112 |
115 // Below the frame pointer. | 113 // Below the frame pointer. |
116 // Register parameters stored by setup code. | 114 // Register parameters stored by setup code. |
117 static const int kInputEnd = kFramePointer - kPointerSize; | 115 static const int kInputEnd = kFramePointer - kPointerSize; |
118 static const int kInputStart = kInputEnd - kPointerSize; | 116 static const int kInputStart = kInputEnd - kPointerSize; |
119 static const int kStartIndex = kInputStart - kPointerSize; | 117 static const int kStartIndex = kInputStart - kPointerSize; |
120 static const int kInputString = kStartIndex - kPointerSize; | 118 static const int kInputString = kStartIndex - kPointerSize; |
121 // When adding local variables remember to push space for them in | 119 // When adding local variables remember to push space for them in |
122 // the frame in GetCode. | 120 // the frame in GetCode. |
123 static const int kSuccessfulCaptures = kInputString - kPointerSize; | 121 static const int kSuccessfulCaptures = kInputString - kPointerSize; |
124 static const int kStringStartMinusOne = kSuccessfulCaptures - kPointerSize; | 122 static const int kInputStartMinusOne = kSuccessfulCaptures - kPointerSize; |
125 // First register address. Following registers are below it on the stack. | 123 // First register address. Following registers are below it on the stack. |
126 static const int kRegisterZero = kStringStartMinusOne - kPointerSize; | 124 static const int kRegisterZero = kInputStartMinusOne - kPointerSize; |
127 | 125 |
128 // Initial size of code buffer. | 126 // Initial size of code buffer. |
129 static const size_t kRegExpCodeSize = 1024; | 127 static const size_t kRegExpCodeSize = 1024; |
130 | 128 |
131 static const int kBacktrackConstantPoolSize = 4; | 129 static const int kBacktrackConstantPoolSize = 4; |
132 | 130 |
133 // Load a number of characters at the given offset from the | 131 // Load a number of characters at the given offset from the |
134 // current position, into the current-character register. | 132 // current position, into the current-character register. |
135 void LoadCurrentCharacterUnchecked(int cp_offset, int character_count); | 133 void LoadCurrentCharacterUnchecked(int cp_offset, int character_count); |
136 | 134 |
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213 Label stack_overflow_label_; | 211 Label stack_overflow_label_; |
214 }; | 212 }; |
215 | 213 |
216 #endif // V8_INTERPRETED_REGEXP | 214 #endif // V8_INTERPRETED_REGEXP |
217 | 215 |
218 | 216 |
219 } // namespace internal | 217 } // namespace internal |
220 } // namespace v8 | 218 } // namespace v8 |
221 | 219 |
222 #endif // V8_REGEXP_ARM_REGEXP_MACRO_ASSEMBLER_ARM_H_ | 220 #endif // V8_REGEXP_ARM_REGEXP_MACRO_ASSEMBLER_ARM_H_ |
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