OLD | NEW |
1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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 |
(...skipping 200 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
211 inline Register code_object_pointer() { return r8; } | 211 inline Register code_object_pointer() { return r8; } |
212 | 212 |
213 // Byte size of chars in the string to match (decided by the Mode argument) | 213 // Byte size of chars in the string to match (decided by the Mode argument) |
214 inline int char_size() { return static_cast<int>(mode_); } | 214 inline int char_size() { return static_cast<int>(mode_); } |
215 | 215 |
216 // Equivalent to a conditional branch to the label, unless the label | 216 // Equivalent to a conditional branch to the label, unless the label |
217 // is NULL, in which case it is a conditional Backtrack. | 217 // is NULL, in which case it is a conditional Backtrack. |
218 void BranchOrBacktrack(Condition condition, Label* to); | 218 void BranchOrBacktrack(Condition condition, Label* to); |
219 | 219 |
220 void MarkPositionForCodeRelativeFixup() { | 220 void MarkPositionForCodeRelativeFixup() { |
221 code_relative_fixup_positions_.Add(masm_->pc_offset()); | 221 code_relative_fixup_positions_.Add(masm_.pc_offset()); |
222 } | 222 } |
223 | 223 |
224 void FixupCodeRelativePositions(); | 224 void FixupCodeRelativePositions(); |
225 | 225 |
226 // Call and return internally in the generated code in a way that | 226 // Call and return internally in the generated code in a way that |
227 // is GC-safe (i.e., doesn't leave absolute code addresses on the stack) | 227 // is GC-safe (i.e., doesn't leave absolute code addresses on the stack) |
228 inline void SafeCall(Label* to); | 228 inline void SafeCall(Label* to); |
229 inline void SafeCallTarget(Label* label); | 229 inline void SafeCallTarget(Label* label); |
230 inline void SafeReturn(); | 230 inline void SafeReturn(); |
231 | 231 |
(...skipping 11 matching lines...) Expand all Loading... |
243 inline void Push(Label* label); | 243 inline void Push(Label* label); |
244 | 244 |
245 // Pops a value from the backtrack stack. Reads the word at the stack pointer | 245 // Pops a value from the backtrack stack. Reads the word at the stack pointer |
246 // (rcx) and increments it by a word size. | 246 // (rcx) and increments it by a word size. |
247 inline void Pop(Register target); | 247 inline void Pop(Register target); |
248 | 248 |
249 // Drops the top value from the backtrack stack without reading it. | 249 // Drops the top value from the backtrack stack without reading it. |
250 // Increments the stack pointer (rcx) by a word size. | 250 // Increments the stack pointer (rcx) by a word size. |
251 inline void Drop(); | 251 inline void Drop(); |
252 | 252 |
253 MacroAssembler* masm_; | 253 MacroAssembler masm_; |
254 MacroAssembler::NoRootArrayScope no_root_array_scope_; | 254 MacroAssembler::NoRootArrayScope no_root_array_scope_; |
255 | 255 |
256 ZoneList<int> code_relative_fixup_positions_; | 256 ZoneList<int> code_relative_fixup_positions_; |
257 | 257 |
258 // Which mode to generate code for (ASCII or UC16). | 258 // Which mode to generate code for (ASCII or UC16). |
259 Mode mode_; | 259 Mode mode_; |
260 | 260 |
261 // One greater than maximal register index actually used. | 261 // One greater than maximal register index actually used. |
262 int num_registers_; | 262 int num_registers_; |
263 | 263 |
264 // Number of registers to output at the end (the saved registers | 264 // Number of registers to output at the end (the saved registers |
265 // are always 0..num_saved_registers_-1) | 265 // are always 0..num_saved_registers_-1) |
266 int num_saved_registers_; | 266 int num_saved_registers_; |
267 | 267 |
268 // Labels used internally. | 268 // Labels used internally. |
269 Label entry_label_; | 269 Label entry_label_; |
270 Label start_label_; | 270 Label start_label_; |
271 Label success_label_; | 271 Label success_label_; |
272 Label backtrack_label_; | 272 Label backtrack_label_; |
273 Label exit_label_; | 273 Label exit_label_; |
274 Label check_preempt_label_; | 274 Label check_preempt_label_; |
275 Label stack_overflow_label_; | 275 Label stack_overflow_label_; |
276 }; | 276 }; |
277 | 277 |
278 #endif // V8_INTERPRETED_REGEXP | 278 #endif // V8_INTERPRETED_REGEXP |
279 | 279 |
280 }} // namespace v8::internal | 280 }} // namespace v8::internal |
281 | 281 |
282 #endif // V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_ | 282 #endif // V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_ |
OLD | NEW |