libregexp-opcode.h (2250B)
1 /* 2 * Regular Expression Engine 3 * 4 * Copyright (c) 2017-2018 Fabrice Bellard 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 25 #ifdef DEF 26 27 DEF(invalid, 1) /* never used */ 28 DEF(char, 3) 29 DEF(char32, 5) 30 DEF(dot, 1) 31 DEF(any, 1) /* same as dot but match any character including line terminator */ 32 DEF(line_start, 1) 33 DEF(line_end, 1) 34 DEF(goto, 5) 35 DEF(split_goto_first, 5) 36 DEF(split_next_first, 5) 37 DEF(match, 1) 38 DEF(save_start, 2) /* save start position */ 39 DEF(save_end, 2) /* save end position, must come after saved_start */ 40 DEF(save_reset, 3) /* reset save positions */ 41 DEF(loop, 5) /* decrement the top the stack and goto if != 0 */ 42 DEF(push_i32, 5) /* push integer on the stack */ 43 DEF(drop, 1) 44 DEF(word_boundary, 1) 45 DEF(not_word_boundary, 1) 46 DEF(back_reference, 2) 47 DEF(backward_back_reference, 2) /* must come after back_reference */ 48 DEF(range, 3) /* variable length */ 49 DEF(range32, 3) /* variable length */ 50 DEF(lookahead, 5) 51 DEF(negative_lookahead, 5) 52 DEF(push_char_pos, 1) /* push the character position on the stack */ 53 DEF(check_advance, 1) /* pop one stack element and check that it is different from the character position */ 54 DEF(prev, 1) /* go to the previous char */ 55 DEF(simple_greedy_quant, 17) 56 57 #endif /* DEF */