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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 // 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_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ | 5 #ifndef V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ |
6 #define V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ | 6 #define V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ |
7 | 7 |
8 #include "src/macro-assembler.h" | 8 #include "src/macro-assembler.h" |
9 #include "src/mips64/assembler-mips64.h" | 9 #include "src/mips64/assembler-mips64.h" |
10 #include "src/regexp/regexp-macro-assembler.h" | 10 #include "src/regexp/regexp-macro-assembler.h" |
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26 virtual void CheckAtStart(Label* on_at_start); | 26 virtual void CheckAtStart(Label* on_at_start); |
27 virtual void CheckCharacter(uint32_t c, Label* on_equal); | 27 virtual void CheckCharacter(uint32_t c, Label* on_equal); |
28 virtual void CheckCharacterAfterAnd(uint32_t c, | 28 virtual void CheckCharacterAfterAnd(uint32_t c, |
29 uint32_t mask, | 29 uint32_t mask, |
30 Label* on_equal); | 30 Label* on_equal); |
31 virtual void CheckCharacterGT(uc16 limit, Label* on_greater); | 31 virtual void CheckCharacterGT(uc16 limit, Label* on_greater); |
32 virtual void CheckCharacterLT(uc16 limit, Label* on_less); | 32 virtual void CheckCharacterLT(uc16 limit, Label* on_less); |
33 // A "greedy loop" is a loop that is both greedy and with a simple | 33 // A "greedy loop" is a loop that is both greedy and with a simple |
34 // body. It has a particularly simple implementation. | 34 // body. It has a particularly simple implementation. |
35 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position); | 35 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position); |
36 virtual void CheckNotAtStart(int cp_offset, Label* on_not_at_start); | 36 virtual void CheckNotAtStart(Label* on_not_at_start); |
37 virtual void CheckNotBackReference(int start_reg, bool read_backward, | 37 virtual void CheckNotBackReference(int start_reg, Label* on_no_match); |
38 Label* on_no_match); | |
39 virtual void CheckNotBackReferenceIgnoreCase(int start_reg, | 38 virtual void CheckNotBackReferenceIgnoreCase(int start_reg, |
40 bool read_backward, | |
41 Label* on_no_match); | 39 Label* on_no_match); |
42 virtual void CheckNotCharacter(uint32_t c, Label* on_not_equal); | 40 virtual void CheckNotCharacter(uint32_t c, Label* on_not_equal); |
43 virtual void CheckNotCharacterAfterAnd(uint32_t c, | 41 virtual void CheckNotCharacterAfterAnd(uint32_t c, |
44 uint32_t mask, | 42 uint32_t mask, |
45 Label* on_not_equal); | 43 Label* on_not_equal); |
46 virtual void CheckNotCharacterAfterMinusAnd(uc16 c, | 44 virtual void CheckNotCharacterAfterMinusAnd(uc16 c, |
47 uc16 minus, | 45 uc16 minus, |
48 uc16 mask, | 46 uc16 mask, |
49 Label* on_not_equal); | 47 Label* on_not_equal); |
50 virtual void CheckCharacterInRange(uc16 from, | 48 virtual void CheckCharacterInRange(uc16 from, |
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120 static const int kStackHighEnd = kDirectCall - kPointerSize; | 118 static const int kStackHighEnd = kDirectCall - kPointerSize; |
121 static const int kNumOutputRegisters = kStackHighEnd - kPointerSize; | 119 static const int kNumOutputRegisters = kStackHighEnd - kPointerSize; |
122 static const int kRegisterOutput = kNumOutputRegisters - kPointerSize; | 120 static const int kRegisterOutput = kNumOutputRegisters - kPointerSize; |
123 static const int kInputEnd = kRegisterOutput - kPointerSize; | 121 static const int kInputEnd = kRegisterOutput - kPointerSize; |
124 static const int kInputStart = kInputEnd - kPointerSize; | 122 static const int kInputStart = kInputEnd - kPointerSize; |
125 static const int kStartIndex = kInputStart - kPointerSize; | 123 static const int kStartIndex = kInputStart - kPointerSize; |
126 static const int kInputString = kStartIndex - kPointerSize; | 124 static const int kInputString = kStartIndex - kPointerSize; |
127 // When adding local variables remember to push space for them in | 125 // When adding local variables remember to push space for them in |
128 // the frame in GetCode. | 126 // the frame in GetCode. |
129 static const int kSuccessfulCaptures = kInputString - kPointerSize; | 127 static const int kSuccessfulCaptures = kInputString - kPointerSize; |
130 static const int kStringStartMinusOne = kSuccessfulCaptures - kPointerSize; | 128 static const int kInputStartMinusOne = kSuccessfulCaptures - kPointerSize; |
131 // First register address. Following registers are below it on the stack. | 129 // First register address. Following registers are below it on the stack. |
132 static const int kRegisterZero = kStringStartMinusOne - kPointerSize; | 130 static const int kRegisterZero = kInputStartMinusOne - kPointerSize; |
133 | 131 |
134 #elif defined(MIPS_ABI_O32) | 132 #elif defined(MIPS_ABI_O32) |
135 // Offsets from frame_pointer() of function parameters and stored registers. | 133 // Offsets from frame_pointer() of function parameters and stored registers. |
136 static const int kFramePointer = 0; | 134 static const int kFramePointer = 0; |
137 | 135 |
138 // Above the frame pointer - Stored registers and stack passed parameters. | 136 // Above the frame pointer - Stored registers and stack passed parameters. |
139 // Registers s0 to s7, fp, and ra. | 137 // Registers s0 to s7, fp, and ra. |
140 static const int kStoredRegisters = kFramePointer; | 138 static const int kStoredRegisters = kFramePointer; |
141 // Return address (stored from link register, read into pc on return). | 139 // Return address (stored from link register, read into pc on return). |
142 static const int kReturnAddress = kStoredRegisters + 9 * kPointerSize; | 140 static const int kReturnAddress = kStoredRegisters + 9 * kPointerSize; |
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153 | 151 |
154 // Below the frame pointer. | 152 // Below the frame pointer. |
155 // Register parameters stored by setup code. | 153 // Register parameters stored by setup code. |
156 static const int kInputEnd = kFramePointer - kPointerSize; | 154 static const int kInputEnd = kFramePointer - kPointerSize; |
157 static const int kInputStart = kInputEnd - kPointerSize; | 155 static const int kInputStart = kInputEnd - kPointerSize; |
158 static const int kStartIndex = kInputStart - kPointerSize; | 156 static const int kStartIndex = kInputStart - kPointerSize; |
159 static const int kInputString = kStartIndex - kPointerSize; | 157 static const int kInputString = kStartIndex - kPointerSize; |
160 // When adding local variables remember to push space for them in | 158 // When adding local variables remember to push space for them in |
161 // the frame in GetCode. | 159 // the frame in GetCode. |
162 static const int kSuccessfulCaptures = kInputString - kPointerSize; | 160 static const int kSuccessfulCaptures = kInputString - kPointerSize; |
163 static const int kStringStartMinusOne = kSuccessfulCaptures - kPointerSize; | 161 static const int kInputStartMinusOne = kSuccessfulCaptures - kPointerSize; |
164 // First register address. Following registers are below it on the stack. | 162 // First register address. Following registers are below it on the stack. |
165 static const int kRegisterZero = kStringStartMinusOne - kPointerSize; | 163 static const int kRegisterZero = kInputStartMinusOne - kPointerSize; |
166 | 164 |
167 #else | 165 #else |
168 # error "undefined MIPS ABI" | 166 # error "undefined MIPS ABI" |
169 #endif | 167 #endif |
170 | 168 |
171 // Initial size of code buffer. | 169 // Initial size of code buffer. |
172 static const size_t kRegExpCodeSize = 1024; | 170 static const size_t kRegExpCodeSize = 1024; |
173 | 171 |
174 // Load a number of characters at the given offset from the | 172 // Load a number of characters at the given offset from the |
175 // current position, into the current-character register. | 173 // current position, into the current-character register. |
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261 Label internal_failure_label_; | 259 Label internal_failure_label_; |
262 }; | 260 }; |
263 | 261 |
264 #endif // V8_INTERPRETED_REGEXP | 262 #endif // V8_INTERPRETED_REGEXP |
265 | 263 |
266 | 264 |
267 } // namespace internal | 265 } // namespace internal |
268 } // namespace v8 | 266 } // namespace v8 |
269 | 267 |
270 #endif // V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ | 268 #endif // V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_ |
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