OPSize.java revision 953:221a84ef44c0
1/* 2 * Permission is hereby granted, free of charge, to any person obtaining a copy of 3 * this software and associated documentation files (the "Software"), to deal in 4 * the Software without restriction, including without limitation the rights to 5 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 6 * of the Software, and to permit persons to whom the Software is furnished to do 7 * so, subject to the following conditions: 8 * 9 * The above copyright notice and this permission notice shall be included in all 10 * copies or substantial portions of the Software. 11 * 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 14 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 15 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 16 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 18 * SOFTWARE. 19 */ 20package jdk.nashorn.internal.runtime.regexp.joni.constants; 21 22public interface OPSize { 23 24 // this might be helpful for potential byte[] migration 25 final int OPCODE = 1; 26 final int RELADDR = 1; 27 final int ABSADDR = 1; 28 final int LENGTH = 1; 29 final int MEMNUM = 1; 30 final int STATE_CHECK_NUM = 1; 31 final int REPEATNUM = 1; 32 final int OPTION = 1; 33 final int CODE_POINT = 1; 34 final int POINTER = 1; 35 final int INDEX = 1; 36 37 /* op-code + arg size */ 38 39 final int ANYCHAR_STAR = OPCODE; 40 final int ANYCHAR_STAR_PEEK_NEXT = (OPCODE + 1); 41 final int JUMP = (OPCODE + RELADDR); 42 final int PUSH = (OPCODE + RELADDR); 43 final int POP = OPCODE; 44 final int PUSH_OR_JUMP_EXACT1 = (OPCODE + RELADDR + 1); 45 final int PUSH_IF_PEEK_NEXT = (OPCODE + RELADDR + 1); 46 final int REPEAT_INC = (OPCODE + MEMNUM); 47 final int REPEAT_INC_NG = (OPCODE + MEMNUM); 48 final int PUSH_POS = OPCODE; 49 final int PUSH_POS_NOT = (OPCODE + RELADDR); 50 final int POP_POS = OPCODE; 51 final int FAIL_POS = OPCODE; 52 final int SET_OPTION = (OPCODE + OPTION); 53 final int SET_OPTION_PUSH = (OPCODE + OPTION); 54 final int FAIL = OPCODE; 55 final int MEMORY_START = (OPCODE + MEMNUM); 56 final int MEMORY_START_PUSH = (OPCODE + MEMNUM); 57 final int MEMORY_END_PUSH = (OPCODE + MEMNUM); 58 final int MEMORY_END_PUSH_REC = (OPCODE + MEMNUM); 59 final int MEMORY_END = (OPCODE + MEMNUM); 60 final int MEMORY_END_REC = (OPCODE + MEMNUM); 61 final int PUSH_STOP_BT = OPCODE; 62 final int POP_STOP_BT = OPCODE; 63 final int NULL_CHECK_START = (OPCODE + MEMNUM); 64 final int NULL_CHECK_END = (OPCODE + MEMNUM); 65 final int LOOK_BEHIND = (OPCODE + LENGTH); 66 final int PUSH_LOOK_BEHIND_NOT = (OPCODE + RELADDR + LENGTH); 67 final int FAIL_LOOK_BEHIND_NOT = OPCODE; 68 final int CALL = (OPCODE + ABSADDR); 69 final int RETURN = OPCODE; 70 71 // #ifdef USE_COMBINATION_EXPLOSION_CHECK 72 final int STATE_CHECK = (OPCODE + STATE_CHECK_NUM); 73 final int STATE_CHECK_PUSH = (OPCODE + STATE_CHECK_NUM + RELADDR); 74 final int STATE_CHECK_PUSH_OR_JUMP = (OPCODE + STATE_CHECK_NUM + RELADDR); 75 final int STATE_CHECK_ANYCHAR_STAR = (OPCODE + STATE_CHECK_NUM); 76} 77