| 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 */ |
| 58 | |