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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 |
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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 | 255 |
255 ZoneList<int> code_relative_fixup_positions_; | 256 ZoneList<int> code_relative_fixup_positions_; |
256 | 257 |
257 // Which mode to generate code for (ASCII or UC16). | 258 // Which mode to generate code for (ASCII or UC16). |
258 Mode mode_; | 259 Mode mode_; |
259 | 260 |
260 // One greater than maximal register index actually used. | 261 // One greater than maximal register index actually used. |
261 int num_registers_; | 262 int num_registers_; |
262 | 263 |
263 // Number of registers to output at the end (the saved registers | 264 // Number of registers to output at the end (the saved registers |
264 // are always 0..num_saved_registers_-1) | 265 // are always 0..num_saved_registers_-1) |
265 int num_saved_registers_; | 266 int num_saved_registers_; |
266 | 267 |
267 // Labels used internally. | 268 // Labels used internally. |
268 Label entry_label_; | 269 Label entry_label_; |
269 Label start_label_; | 270 Label start_label_; |
270 Label success_label_; | 271 Label success_label_; |
271 Label backtrack_label_; | 272 Label backtrack_label_; |
272 Label exit_label_; | 273 Label exit_label_; |
273 Label check_preempt_label_; | 274 Label check_preempt_label_; |
274 Label stack_overflow_label_; | 275 Label stack_overflow_label_; |
275 }; | 276 }; |
276 | 277 |
277 #endif // V8_INTERPRETED_REGEXP | 278 #endif // V8_INTERPRETED_REGEXP |
278 | 279 |
279 }} // namespace v8::internal | 280 }} // namespace v8::internal |
280 | 281 |
281 #endif // V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_ | 282 #endif // V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_ |
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