regnodes.h

   1 /* -*- buffer-read-only: t -*-
   2    !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!!
   3    This file is built by regen/regcomp.pl from regcomp.sym.
   4    Any changes made here will be lost!
   5  */
   6
   7 /* Regops and State definitions */
   8
   9 #define REGNODE_MAX             96
  10 #define REGMATCH_STATE_MAX      138
  11
  12 #define END                     0       /* 0000 End of program. */
  13 #define SUCCEED                 1       /* 0x01 Return from a subroutine, basically. */
  14 #define SBOL                    2       /* 0x02 Match "" at beginning of line: /^/, /\A/ */
  15 #define BOL                     2       /* 0x02 type alias */
  16 #define MBOL                    3       /* 0x03 Same, assuming multiline: /^/m */
  17 #define SEOL                    4       /* 0x04 Match "" at end of line: /$/ */
  18 #define EOL                     4       /* 0x04 type alias */
  19 #define MEOL                    5       /* 0x05 Same, assuming multiline: /$/m */
  20 #define EOS                     6       /* 0x06 Match "" at end of string: /\z/ */
  21 #define GPOS                    7       /* 0x07 Matches where last m//g left off. */
  22 #define BOUND                   8       /* 0x08 Like BOUNDA for non-utf8, otherwise match "" between any Unicode \w\W or \W\w */
  23 #define BOUNDL                  9       /* 0x09 Like BOUND/BOUNDU, but \w and \W are defined by current locale */
  24 #define BOUNDU                  10      /* 0x0a Match "" at any boundary of a given type using Unicode rules */
  25 #define BOUNDA                  11      /* 0x0b Match "" at any boundary between \w\W or \W\w, where \w is [_a-zA-Z0-9] */
  26 #define NBOUND                  12      /* 0x0c Like NBOUNDA for non-utf8, otherwise match "" between any Unicode \w\w or \W\W */
  27 #define NBOUNDL                 13      /* 0x0d Like NBOUND/NBOUNDU, but \w and \W are defined by current locale */
  28 #define NBOUNDU                 14      /* 0x0e Match "" at any non-boundary of a given type using using Unicode rules */
  29 #define NBOUNDA                 15      /* 0x0f Match "" betweeen any \w\w or \W\W, where \w is [_a-zA-Z0-9] */
  30 #define REG_ANY                 16      /* 0x10 Match any one character (except newline). */
  31 #define SANY                    17      /* 0x11 Match any one character. */
  32 #define ANYOF                   18      /* 0x12 Match character in (or not in) this class, single char match only */
  33 #define ANYOFD                  19      /* 0x13 Like ANYOF, but /d is in effect */
  34 #define ANYOFL                  20      /* 0x14 Like ANYOF, but /l is in effect */
  35 #define POSIXD                  21      /* 0x15 Some [[:class:]] under /d; the FLAGS field gives which one */
  36 #define POSIXL                  22      /* 0x16 Some [[:class:]] under /l; the FLAGS field gives which one */
  37 #define POSIXU                  23      /* 0x17 Some [[:class:]] under /u; the FLAGS field gives which one */
  38 #define POSIXA                  24      /* 0x18 Some [[:class:]] under /a; the FLAGS field gives which one */
  39 #define NPOSIXD                 25      /* 0x19 complement of POSIXD, [[:^class:]] */
  40 #define NPOSIXL                 26      /* 0x1a complement of POSIXL, [[:^class:]] */
  41 #define NPOSIXU                 27      /* 0x1b complement of POSIXU, [[:^class:]] */
  42 #define NPOSIXA                 28      /* 0x1c complement of POSIXA, [[:^class:]] */
  43 #define ASCII                   29      /* 0x1d [[:ascii:]] */
  44 #define NASCII                  30      /* 0x1e [[:^ascii:]] */
  45 #define CLUMP                   31      /* 0x1f Match any extended grapheme cluster sequence */
  46 #define BRANCH                  32      /* 0x20 Match this alternative, or the next... */
  47 #define EXACT                   33      /* 0x21 Match this string (preceded by length). */
  48 #define EXACTL                  34      /* 0x22 Like EXACT, but /l is in effect (used so locale-related warnings can be checked for). */
  49 #define EXACTF                  35      /* 0x23 Match this non-UTF-8 string (not guaranteed to be folded) using /id rules (w/len). */
  50 #define EXACTFL                 36      /* 0x24 Match this string (not guaranteed to be folded) using /il rules (w/len). */
  51 #define EXACTFU                 37      /* 0x25 Match this string (folded iff in UTF-8, length in folding doesn't change if not in UTF-8) using /iu rules (w/len). */
  52 #define EXACTFA                 38      /* 0x26 Match this string (not guaranteed to be folded) using /iaa rules (w/len). */
  53 #define EXACTFU_SS              39      /* 0x27 Match this string (folded iff in UTF-8, length in folding may change even if not in UTF-8) using /iu rules (w/len). */
  54 #define EXACTFLU8               40      /* 0x28 Rare cirucmstances: like EXACTFU, but is under /l, UTF-8, folded, and everything in it is above 255. */
  55 #define EXACTFA_NO_TRIE         41      /* 0x29 Match this string (which is not trie-able; not guaranteed to be folded) using /iaa rules (w/len). */
  56 #define NOTHING                 42      /* 0x2a Match empty string. */
  57 #define TAIL                    43      /* 0x2b Match empty string. Can jump here from outside. */
  58 #define STAR                    44      /* 0x2c Match this (simple) thing 0 or more times. */
  59 #define PLUS                    45      /* 0x2d Match this (simple) thing 1 or more times. */
  60 #define CURLY                   46      /* 0x2e Match this simple thing {n,m} times. */
  61 #define CURLYN                  47      /* 0x2f Capture next-after-this simple thing */
  62 #define CURLYM                  48      /* 0x30 Capture this medium-complex thing {n,m} times. */
  63 #define CURLYX                  49      /* 0x31 Match this complex thing {n,m} times. */
  64 #define WHILEM                  50      /* 0x32 Do curly processing and see if rest matches. */
  65 #define OPEN                    51      /* 0x33 Mark this point in input as start of #n. */
  66 #define CLOSE                   52      /* 0x34 Close corresponding OPEN of #n. */
  67 #define SROPEN                  53      /* 0x35 Same as OPEN, but for script run */
  68 #define SRCLOSE                 54      /* 0x36 Close preceding SROPEN */
  69 #define REF                     55      /* 0x37 Match some already matched string */
  70 #define REFF                    56      /* 0x38 Match already matched string, folded using native charset rules for non-utf8 */
  71 #define REFFL                   57      /* 0x39 Match already matched string, folded in loc. */
  72 #define REFFU                   58      /* 0x3a Match already matched string, folded using unicode rules for non-utf8 */
  73 #define REFFA                   59      /* 0x3b Match already matched string, folded using unicode rules for non-utf8, no mixing ASCII, non-ASCII */
  74 #define NREF                    60      /* 0x3c Match some already matched string */
  75 #define NREFF                   61      /* 0x3d Match already matched string, folded using native charset rules for non-utf8 */
  76 #define NREFFL                  62      /* 0x3e Match already matched string, folded in loc. */
  77 #define NREFFU                  63      /* 0x3f Match already matched string, folded using unicode rules for non-utf8 */
  78 #define NREFFA                  64      /* 0x40 Match already matched string, folded using unicode rules for non-utf8, no mixing ASCII, non-ASCII */
  79 #define LONGJMP                 65      /* 0x41 Jump far away. */
  80 #define BRANCHJ                 66      /* 0x42 BRANCH with long offset. */
  81 #define IFMATCH                 67      /* 0x43 Succeeds if the following matches. */
  82 #define UNLESSM                 68      /* 0x44 Fails if the following matches. */
  83 #define SUSPEND                 69      /* 0x45 "Independent" sub-RE. */
  84 #define IFTHEN                  70      /* 0x46 Switch, should be preceded by switcher. */
  85 #define GROUPP                  71      /* 0x47 Whether the group matched. */
  86 #define EVAL                    72      /* 0x48 Execute some Perl code. */
  87 #define MINMOD                  73      /* 0x49 Next operator is not greedy. */
  88 #define LOGICAL                 74      /* 0x4a Next opcode should set the flag only. */
  89 #define RENUM                   75      /* 0x4b Group with independently numbered parens. */
  90 #define TRIE                    76      /* 0x4c Match many EXACT(F[ALU]?)? at once. flags==type */
  91 #define TRIEC                   77      /* 0x4d Same as TRIE, but with embedded charclass data */
  92 #define AHOCORASICK             78      /* 0x4e Aho Corasick stclass. flags==type */
  93 #define AHOCORASICKC            79      /* 0x4f Same as AHOCORASICK, but with embedded charclass data */
  94 #define GOSUB                   80      /* 0x50 recurse to paren arg1 at (signed) ofs arg2 */
  95 #define NGROUPP                 81      /* 0x51 Whether the group matched. */
  96 #define INSUBP                  82      /* 0x52 Whether we are in a specific recurse. */
  97 #define DEFINEP                 83      /* 0x53 Never execute directly. */
  98 #define ENDLIKE                 84      /* 0x54 Used only for the type field of verbs */
  99 #define OPFAIL                  85      /* 0x55 Same as (?!), but with verb arg */
 100 #define ACCEPT                  86      /* 0x56 Accepts the current matched string, with verbar */
 101 #define VERB                    87      /* 0x57 Used only for the type field of verbs */
 102 #define PRUNE                   88      /* 0x58 Pattern fails at this startpoint if no-backtracking through this */
 103 #define MARKPOINT               89      /* 0x59 Push the current location for rollback by cut. */
 104 #define SKIP                    90      /* 0x5a On failure skip forward (to the mark) before retrying */
 105 #define COMMIT                  91      /* 0x5b Pattern fails outright if backtracking through this */
 106 #define CUTGROUP                92      /* 0x5c On failure go to the next alternation in the group */
 107 #define KEEPS                   93      /* 0x5d $& begins here. */
 108 #define LNBREAK                 94      /* 0x5e generic newline pattern */
 109 #define OPTIMIZED               95      /* 0x5f Placeholder for dump. */
 110 #define PSEUDO                  96      /* 0x60 Pseudo opcode for internal use. */
 111         /* ------------ States ------------- */
 112 #define TRIE_next               (REGNODE_MAX + 1)       /* state for TRIE */
 113 #define TRIE_next_fail          (REGNODE_MAX + 2)       /* state for TRIE */
 114 #define EVAL_B                  (REGNODE_MAX + 3)       /* state for EVAL */
 115 #define EVAL_B_fail             (REGNODE_MAX + 4)       /* state for EVAL */
 116 #define EVAL_postponed_AB       (REGNODE_MAX + 5)       /* state for EVAL */
 117 #define EVAL_postponed_AB_fail  (REGNODE_MAX + 6)       /* state for EVAL */
 118 #define CURLYX_end              (REGNODE_MAX + 7)       /* state for CURLYX */
 119 #define CURLYX_end_fail         (REGNODE_MAX + 8)       /* state for CURLYX */
 120 #define WHILEM_A_pre            (REGNODE_MAX + 9)       /* state for WHILEM */
 121 #define WHILEM_A_pre_fail       (REGNODE_MAX + 10)      /* state for WHILEM */
 122 #define WHILEM_A_min            (REGNODE_MAX + 11)      /* state for WHILEM */
 123 #define WHILEM_A_min_fail       (REGNODE_MAX + 12)      /* state for WHILEM */
 124 #define WHILEM_A_max            (REGNODE_MAX + 13)      /* state for WHILEM */
 125 #define WHILEM_A_max_fail       (REGNODE_MAX + 14)      /* state for WHILEM */
 126 #define WHILEM_B_min            (REGNODE_MAX + 15)      /* state for WHILEM */
 127 #define WHILEM_B_min_fail       (REGNODE_MAX + 16)      /* state for WHILEM */
 128 #define WHILEM_B_max            (REGNODE_MAX + 17)      /* state for WHILEM */
 129 #define WHILEM_B_max_fail       (REGNODE_MAX + 18)      /* state for WHILEM */
 130 #define BRANCH_next             (REGNODE_MAX + 19)      /* state for BRANCH */
 131 #define BRANCH_next_fail        (REGNODE_MAX + 20)      /* state for BRANCH */
 132 #define CURLYM_A                (REGNODE_MAX + 21)      /* state for CURLYM */
 133 #define CURLYM_A_fail           (REGNODE_MAX + 22)      /* state for CURLYM */
 134 #define CURLYM_B                (REGNODE_MAX + 23)      /* state for CURLYM */
 135 #define CURLYM_B_fail           (REGNODE_MAX + 24)      /* state for CURLYM */
 136 #define IFMATCH_A               (REGNODE_MAX + 25)      /* state for IFMATCH */
 137 #define IFMATCH_A_fail          (REGNODE_MAX + 26)      /* state for IFMATCH */
 138 #define CURLY_B_min_known       (REGNODE_MAX + 27)      /* state for CURLY */
 139 #define CURLY_B_min_known_fail  (REGNODE_MAX + 28)      /* state for CURLY */
 140 #define CURLY_B_min             (REGNODE_MAX + 29)      /* state for CURLY */
 141 #define CURLY_B_min_fail        (REGNODE_MAX + 30)      /* state for CURLY */
 142 #define CURLY_B_max             (REGNODE_MAX + 31)      /* state for CURLY */
 143 #define CURLY_B_max_fail        (REGNODE_MAX + 32)      /* state for CURLY */
 144 #define COMMIT_next             (REGNODE_MAX + 33)      /* state for COMMIT */
 145 #define COMMIT_next_fail        (REGNODE_MAX + 34)      /* state for COMMIT */
 146 #define MARKPOINT_next          (REGNODE_MAX + 35)      /* state for MARKPOINT */
 147 #define MARKPOINT_next_fail     (REGNODE_MAX + 36)      /* state for MARKPOINT */
 148 #define SKIP_next               (REGNODE_MAX + 37)      /* state for SKIP */
 149 #define SKIP_next_fail          (REGNODE_MAX + 38)      /* state for SKIP */
 150 #define CUTGROUP_next           (REGNODE_MAX + 39)      /* state for CUTGROUP */
 151 #define CUTGROUP_next_fail      (REGNODE_MAX + 40)      /* state for CUTGROUP */
 152 #define KEEPS_next              (REGNODE_MAX + 41)      /* state for KEEPS */
 153 #define KEEPS_next_fail         (REGNODE_MAX + 42)      /* state for KEEPS */
 154
 155 /* PL_regkind[] What type of regop or state is this. */
 156
 157 #ifndef DOINIT
 158 EXTCONST U8 PL_regkind[];
 159 #else
 160 EXTCONST U8 PL_regkind[] = {
 161         END,            /* END                    */
 162         END,            /* SUCCEED                */
 163         BOL,            /* SBOL                   */
 164         BOL,            /* MBOL                   */
 165         EOL,            /* SEOL                   */
 166         EOL,            /* MEOL                   */
 167         EOL,            /* EOS                    */
 168         GPOS,           /* GPOS                   */
 169         BOUND,          /* BOUND                  */
 170         BOUND,          /* BOUNDL                 */
 171         BOUND,          /* BOUNDU                 */
 172         BOUND,          /* BOUNDA                 */
 173         NBOUND,         /* NBOUND                 */
 174         NBOUND,         /* NBOUNDL                */
 175         NBOUND,         /* NBOUNDU                */
 176         NBOUND,         /* NBOUNDA                */
 177         REG_ANY,        /* REG_ANY                */
 178         REG_ANY,        /* SANY                   */
 179         ANYOF,          /* ANYOF                  */
 180         ANYOF,          /* ANYOFD                 */
 181         ANYOF,          /* ANYOFL                 */
 182         POSIXD,         /* POSIXD                 */
 183         POSIXD,         /* POSIXL                 */
 184         POSIXD,         /* POSIXU                 */
 185         POSIXD,         /* POSIXA                 */
 186         NPOSIXD,        /* NPOSIXD                */
 187         NPOSIXD,        /* NPOSIXL                */
 188         NPOSIXD,        /* NPOSIXU                */
 189         NPOSIXD,        /* NPOSIXA                */
 190         ASCII,          /* ASCII                  */
 191         ASCII,          /* NASCII                 */
 192         CLUMP,          /* CLUMP                  */
 193         BRANCH,         /* BRANCH                 */
 194         EXACT,          /* EXACT                  */
 195         EXACT,          /* EXACTL                 */
 196         EXACT,          /* EXACTF                 */
 197         EXACT,          /* EXACTFL                */
 198         EXACT,          /* EXACTFU                */
 199         EXACT,          /* EXACTFA                */
 200         EXACT,          /* EXACTFU_SS             */
 201         EXACT,          /* EXACTFLU8              */
 202         EXACT,          /* EXACTFA_NO_TRIE        */
 203         NOTHING,        /* NOTHING                */
 204         NOTHING,        /* TAIL                   */
 205         STAR,           /* STAR                   */
 206         PLUS,           /* PLUS                   */
 207         CURLY,          /* CURLY                  */
 208         CURLY,          /* CURLYN                 */
 209         CURLY,          /* CURLYM                 */
 210         CURLY,          /* CURLYX                 */
 211         WHILEM,         /* WHILEM                 */
 212         OPEN,           /* OPEN                   */
 213         CLOSE,          /* CLOSE                  */
 214         SROPEN,         /* SROPEN                 */
 215         SRCLOSE,        /* SRCLOSE                */
 216         REF,            /* REF                    */
 217         REF,            /* REFF                   */
 218         REF,            /* REFFL                  */
 219         REF,            /* REFFU                  */
 220         REF,            /* REFFA                  */
 221         REF,            /* NREF                   */
 222         REF,            /* NREFF                  */
 223         REF,            /* NREFFL                 */
 224         REF,            /* NREFFU                 */
 225         REF,            /* NREFFA                 */
 226         LONGJMP,        /* LONGJMP                */
 227         BRANCHJ,        /* BRANCHJ                */
 228         BRANCHJ,        /* IFMATCH                */
 229         BRANCHJ,        /* UNLESSM                */
 230         BRANCHJ,        /* SUSPEND                */
 231         BRANCHJ,        /* IFTHEN                 */
 232         GROUPP,         /* GROUPP                 */
 233         EVAL,           /* EVAL                   */
 234         MINMOD,         /* MINMOD                 */
 235         LOGICAL,        /* LOGICAL                */
 236         BRANCHJ,        /* RENUM                  */
 237         TRIE,           /* TRIE                   */
 238         TRIE,           /* TRIEC                  */
 239         TRIE,           /* AHOCORASICK            */
 240         TRIE,           /* AHOCORASICKC           */
 241         GOSUB,          /* GOSUB                  */
 242         NGROUPP,        /* NGROUPP                */
 243         INSUBP,         /* INSUBP                 */
 244         DEFINEP,        /* DEFINEP                */
 245         ENDLIKE,        /* ENDLIKE                */
 246         ENDLIKE,        /* OPFAIL                 */
 247         ENDLIKE,        /* ACCEPT                 */
 248         VERB,           /* VERB                   */
 249         VERB,           /* PRUNE                  */
 250         VERB,           /* MARKPOINT              */
 251         VERB,           /* SKIP                   */
 252         VERB,           /* COMMIT                 */
 253         VERB,           /* CUTGROUP               */
 254         KEEPS,          /* KEEPS                  */
 255         LNBREAK,        /* LNBREAK                */
 256         NOTHING,        /* OPTIMIZED              */
 257         PSEUDO,         /* PSEUDO                 */
 258         /* ------------ States ------------- */
 259         TRIE,           /* TRIE_next              */
 260         TRIE,           /* TRIE_next_fail         */
 261         EVAL,           /* EVAL_B                 */
 262         EVAL,           /* EVAL_B_fail            */
 263         EVAL,           /* EVAL_postponed_AB      */
 264         EVAL,           /* EVAL_postponed_AB_fail */
 265         CURLYX,         /* CURLYX_end             */
 266         CURLYX,         /* CURLYX_end_fail        */
 267         WHILEM,         /* WHILEM_A_pre           */
 268         WHILEM,         /* WHILEM_A_pre_fail      */
 269         WHILEM,         /* WHILEM_A_min           */
 270         WHILEM,         /* WHILEM_A_min_fail      */
 271         WHILEM,         /* WHILEM_A_max           */
 272         WHILEM,         /* WHILEM_A_max_fail      */
 273         WHILEM,         /* WHILEM_B_min           */
 274         WHILEM,         /* WHILEM_B_min_fail      */
 275         WHILEM,         /* WHILEM_B_max           */
 276         WHILEM,         /* WHILEM_B_max_fail      */
 277         BRANCH,         /* BRANCH_next            */
 278         BRANCH,         /* BRANCH_next_fail       */
 279         CURLYM,         /* CURLYM_A               */
 280         CURLYM,         /* CURLYM_A_fail          */
 281         CURLYM,         /* CURLYM_B               */
 282         CURLYM,         /* CURLYM_B_fail          */
 283         IFMATCH,        /* IFMATCH_A              */
 284         IFMATCH,        /* IFMATCH_A_fail         */
 285         CURLY,          /* CURLY_B_min_known      */
 286         CURLY,          /* CURLY_B_min_known_fail */
 287         CURLY,          /* CURLY_B_min            */
 288         CURLY,          /* CURLY_B_min_fail       */
 289         CURLY,          /* CURLY_B_max            */
 290         CURLY,          /* CURLY_B_max_fail       */
 291         COMMIT,         /* COMMIT_next            */
 292         COMMIT,         /* COMMIT_next_fail       */
 293         MARKPOINT,      /* MARKPOINT_next         */
 294         MARKPOINT,      /* MARKPOINT_next_fail    */
 295         SKIP,           /* SKIP_next              */
 296         SKIP,           /* SKIP_next_fail         */
 297         CUTGROUP,       /* CUTGROUP_next          */
 298         CUTGROUP,       /* CUTGROUP_next_fail     */
 299         KEEPS,          /* KEEPS_next             */
 300         KEEPS,          /* KEEPS_next_fail        */
 301 };
 302 #endif
 303
 304 #ifdef REG_COMP_C
 305
 306 /* regarglen[] - How large is the argument part of the node (in regnodes) */
 307
 308 static const U8 regarglen[] = {
 309         0,                                      /* END          */
 310         0,                                      /* SUCCEED      */
 311         0,                                      /* SBOL         */
 312         0,                                      /* MBOL         */
 313         0,                                      /* SEOL         */
 314         0,                                      /* MEOL         */
 315         0,                                      /* EOS          */
 316         0,                                      /* GPOS         */
 317         0,                                      /* BOUND        */
 318         0,                                      /* BOUNDL       */
 319         0,                                      /* BOUNDU       */
 320         0,                                      /* BOUNDA       */
 321         0,                                      /* NBOUND       */
 322         0,                                      /* NBOUNDL      */
 323         0,                                      /* NBOUNDU      */
 324         0,                                      /* NBOUNDA      */
 325         0,                                      /* REG_ANY      */
 326         0,                                      /* SANY         */
 327         EXTRA_SIZE(struct regnode_1),           /* ANYOF        */
 328         EXTRA_SIZE(struct regnode_1),           /* ANYOFD       */
 329         EXTRA_SIZE(struct regnode_1),           /* ANYOFL       */
 330         0,                                      /* POSIXD       */
 331         0,                                      /* POSIXL       */
 332         0,                                      /* POSIXU       */
 333         0,                                      /* POSIXA       */
 334         0,                                      /* NPOSIXD      */
 335         0,                                      /* NPOSIXL      */
 336         0,                                      /* NPOSIXU      */
 337         0,                                      /* NPOSIXA      */
 338         0,                                      /* ASCII        */
 339         0,                                      /* NASCII       */
 340         0,                                      /* CLUMP        */
 341         0,                                      /* BRANCH       */
 342         0,                                      /* EXACT        */
 343         0,                                      /* EXACTL       */
 344         0,                                      /* EXACTF       */
 345         0,                                      /* EXACTFL      */
 346         0,                                      /* EXACTFU      */
 347         0,                                      /* EXACTFA      */
 348         0,                                      /* EXACTFU_SS   */
 349         0,                                      /* EXACTFLU8    */
 350         0,                                      /* EXACTFA_NO_TRIE */
 351         0,                                      /* NOTHING      */
 352         0,                                      /* TAIL         */
 353         0,                                      /* STAR         */
 354         0,                                      /* PLUS         */
 355         EXTRA_SIZE(struct regnode_2),           /* CURLY        */
 356         EXTRA_SIZE(struct regnode_2),           /* CURLYN       */
 357         EXTRA_SIZE(struct regnode_2),           /* CURLYM       */
 358         EXTRA_SIZE(struct regnode_2),           /* CURLYX       */
 359         0,                                      /* WHILEM       */
 360         EXTRA_SIZE(struct regnode_1),           /* OPEN         */
 361         EXTRA_SIZE(struct regnode_1),           /* CLOSE        */
 362         0,                                      /* SROPEN       */
 363         0,                                      /* SRCLOSE      */
 364         EXTRA_SIZE(struct regnode_1),           /* REF          */
 365         EXTRA_SIZE(struct regnode_1),           /* REFF         */
 366         EXTRA_SIZE(struct regnode_1),           /* REFFL        */
 367         EXTRA_SIZE(struct regnode_1),           /* REFFU        */
 368         EXTRA_SIZE(struct regnode_1),           /* REFFA        */
 369         EXTRA_SIZE(struct regnode_1),           /* NREF         */
 370         EXTRA_SIZE(struct regnode_1),           /* NREFF        */
 371         EXTRA_SIZE(struct regnode_1),           /* NREFFL       */
 372         EXTRA_SIZE(struct regnode_1),           /* NREFFU       */
 373         EXTRA_SIZE(struct regnode_1),           /* NREFFA       */
 374         EXTRA_SIZE(struct regnode_1),           /* LONGJMP      */
 375         EXTRA_SIZE(struct regnode_1),           /* BRANCHJ      */
 376         EXTRA_SIZE(struct regnode_1),           /* IFMATCH      */
 377         EXTRA_SIZE(struct regnode_1),           /* UNLESSM      */
 378         EXTRA_SIZE(struct regnode_1),           /* SUSPEND      */
 379         EXTRA_SIZE(struct regnode_1),           /* IFTHEN       */
 380         EXTRA_SIZE(struct regnode_1),           /* GROUPP       */
 381         EXTRA_SIZE(struct regnode_2L),          /* EVAL         */
 382         0,                                      /* MINMOD       */
 383         0,                                      /* LOGICAL      */
 384         EXTRA_SIZE(struct regnode_1),           /* RENUM        */
 385         EXTRA_SIZE(struct regnode_1),           /* TRIE         */
 386         EXTRA_SIZE(struct regnode_charclass),   /* TRIEC        */
 387         EXTRA_SIZE(struct regnode_1),           /* AHOCORASICK  */
 388         EXTRA_SIZE(struct regnode_charclass),   /* AHOCORASICKC */
 389         EXTRA_SIZE(struct regnode_2L),          /* GOSUB        */
 390         EXTRA_SIZE(struct regnode_1),           /* NGROUPP      */
 391         EXTRA_SIZE(struct regnode_1),           /* INSUBP       */
 392         EXTRA_SIZE(struct regnode_1),           /* DEFINEP      */
 393         0,                                      /* ENDLIKE      */
 394         EXTRA_SIZE(struct regnode_1),           /* OPFAIL       */
 395         EXTRA_SIZE(struct regnode_2L),          /* ACCEPT       */
 396         EXTRA_SIZE(struct regnode_1),           /* VERB         */
 397         EXTRA_SIZE(struct regnode_1),           /* PRUNE        */
 398         EXTRA_SIZE(struct regnode_1),           /* MARKPOINT    */
 399         EXTRA_SIZE(struct regnode_1),           /* SKIP         */
 400         EXTRA_SIZE(struct regnode_1),           /* COMMIT       */
 401         EXTRA_SIZE(struct regnode_1),           /* CUTGROUP     */
 402         0,                                      /* KEEPS        */
 403         0,                                      /* LNBREAK      */
 404         0,                                      /* OPTIMIZED    */
 405         0,                                      /* PSEUDO       */
 406 };
 407
 408 /* reg_off_by_arg[] - Which argument holds the offset to the next node */
 409
 410 static const char reg_off_by_arg[] = {
 411         0,      /* END          */
 412         0,      /* SUCCEED      */
 413         0,      /* SBOL         */
 414         0,      /* MBOL         */
 415         0,      /* SEOL         */
 416         0,      /* MEOL         */
 417         0,      /* EOS          */
 418         0,      /* GPOS         */
 419         0,      /* BOUND        */
 420         0,      /* BOUNDL       */
 421         0,      /* BOUNDU       */
 422         0,      /* BOUNDA       */
 423         0,      /* NBOUND       */
 424         0,      /* NBOUNDL      */
 425         0,      /* NBOUNDU      */
 426         0,      /* NBOUNDA      */
 427         0,      /* REG_ANY      */
 428         0,      /* SANY         */
 429         0,      /* ANYOF        */
 430         0,      /* ANYOFD       */
 431         0,      /* ANYOFL       */
 432         0,      /* POSIXD       */
 433         0,      /* POSIXL       */
 434         0,      /* POSIXU       */
 435         0,      /* POSIXA       */
 436         0,      /* NPOSIXD      */
 437         0,      /* NPOSIXL      */
 438         0,      /* NPOSIXU      */
 439         0,      /* NPOSIXA      */
 440         0,      /* ASCII        */
 441         0,      /* NASCII       */
 442         0,      /* CLUMP        */
 443         0,      /* BRANCH       */
 444         0,      /* EXACT        */
 445         0,      /* EXACTL       */
 446         0,      /* EXACTF       */
 447         0,      /* EXACTFL      */
 448         0,      /* EXACTFU      */
 449         0,      /* EXACTFA      */
 450         0,      /* EXACTFU_SS   */
 451         0,      /* EXACTFLU8    */
 452         0,      /* EXACTFA_NO_TRIE */
 453         0,      /* NOTHING      */
 454         0,      /* TAIL         */
 455         0,      /* STAR         */
 456         0,      /* PLUS         */
 457         0,      /* CURLY        */
 458         0,      /* CURLYN       */
 459         0,      /* CURLYM       */
 460         0,      /* CURLYX       */
 461         0,      /* WHILEM       */
 462         0,      /* OPEN         */
 463         0,      /* CLOSE        */
 464         0,      /* SROPEN       */
 465         0,      /* SRCLOSE      */
 466         0,      /* REF          */
 467         0,      /* REFF         */
 468         0,      /* REFFL        */
 469         0,      /* REFFU        */
 470         0,      /* REFFA        */
 471         0,      /* NREF         */
 472         0,      /* NREFF        */
 473         0,      /* NREFFL       */
 474         0,      /* NREFFU       */
 475         0,      /* NREFFA       */
 476         1,      /* LONGJMP      */
 477         1,      /* BRANCHJ      */
 478         2,      /* IFMATCH      */
 479         2,      /* UNLESSM      */
 480         1,      /* SUSPEND      */
 481         1,      /* IFTHEN       */
 482         0,      /* GROUPP       */
 483         0,      /* EVAL         */
 484         0,      /* MINMOD       */
 485         0,      /* LOGICAL      */
 486         1,      /* RENUM        */
 487         0,      /* TRIE         */
 488         0,      /* TRIEC        */
 489         0,      /* AHOCORASICK  */
 490         0,      /* AHOCORASICKC */
 491         0,      /* GOSUB        */
 492         0,      /* NGROUPP      */
 493         0,      /* INSUBP       */
 494         0,      /* DEFINEP      */
 495         0,      /* ENDLIKE      */
 496         0,      /* OPFAIL       */
 497         0,      /* ACCEPT       */
 498         0,      /* VERB         */
 499         0,      /* PRUNE        */
 500         0,      /* MARKPOINT    */
 501         0,      /* SKIP         */
 502         0,      /* COMMIT       */
 503         0,      /* CUTGROUP     */
 504         0,      /* KEEPS        */
 505         0,      /* LNBREAK      */
 506         0,      /* OPTIMIZED    */
 507         0,      /* PSEUDO       */
 508 };
 509
 510 #endif /* REG_COMP_C */
 511
 512
 513 /* reg_name[] - Opcode/state names in string form, for debugging */
 514
 515 #ifndef DOINIT
 516 EXTCONST char * PL_reg_name[];
 517 #else
 518 EXTCONST char * const PL_reg_name[] = {
 519         "END",                          /* 0000 */
 520         "SUCCEED",                      /* 0x01 */
 521         "SBOL",                         /* 0x02 */
 522         "MBOL",                         /* 0x03 */
 523         "SEOL",                         /* 0x04 */
 524         "MEOL",                         /* 0x05 */
 525         "EOS",                          /* 0x06 */
 526         "GPOS",                         /* 0x07 */
 527         "BOUND",                        /* 0x08 */
 528         "BOUNDL",                       /* 0x09 */
 529         "BOUNDU",                       /* 0x0a */
 530         "BOUNDA",                       /* 0x0b */
 531         "NBOUND",                       /* 0x0c */
 532         "NBOUNDL",                      /* 0x0d */
 533         "NBOUNDU",                      /* 0x0e */
 534         "NBOUNDA",                      /* 0x0f */
 535         "REG_ANY",                      /* 0x10 */
 536         "SANY",                         /* 0x11 */
 537         "ANYOF",                        /* 0x12 */
 538         "ANYOFD",                       /* 0x13 */
 539         "ANYOFL",                       /* 0x14 */
 540         "POSIXD",                       /* 0x15 */
 541         "POSIXL",                       /* 0x16 */
 542         "POSIXU",                       /* 0x17 */
 543         "POSIXA",                       /* 0x18 */
 544         "NPOSIXD",                      /* 0x19 */
 545         "NPOSIXL",                      /* 0x1a */
 546         "NPOSIXU",                      /* 0x1b */
 547         "NPOSIXA",                      /* 0x1c */
 548         "ASCII",                        /* 0x1d */
 549         "NASCII",                       /* 0x1e */
 550         "CLUMP",                        /* 0x1f */
 551         "BRANCH",                       /* 0x20 */
 552         "EXACT",                        /* 0x21 */
 553         "EXACTL",                       /* 0x22 */
 554         "EXACTF",                       /* 0x23 */
 555         "EXACTFL",                      /* 0x24 */
 556         "EXACTFU",                      /* 0x25 */
 557         "EXACTFA",                      /* 0x26 */
 558         "EXACTFU_SS",                   /* 0x27 */
 559         "EXACTFLU8",                    /* 0x28 */
 560         "EXACTFA_NO_TRIE",              /* 0x29 */
 561         "NOTHING",                      /* 0x2a */
 562         "TAIL",                         /* 0x2b */
 563         "STAR",                         /* 0x2c */
 564         "PLUS",                         /* 0x2d */
 565         "CURLY",                        /* 0x2e */
 566         "CURLYN",                       /* 0x2f */
 567         "CURLYM",                       /* 0x30 */
 568         "CURLYX",                       /* 0x31 */
 569         "WHILEM",                       /* 0x32 */
 570         "OPEN",                         /* 0x33 */
 571         "CLOSE",                        /* 0x34 */
 572         "SROPEN",                       /* 0x35 */
 573         "SRCLOSE",                      /* 0x36 */
 574         "REF",                          /* 0x37 */
 575         "REFF",                         /* 0x38 */
 576         "REFFL",                        /* 0x39 */
 577         "REFFU",                        /* 0x3a */
 578         "REFFA",                        /* 0x3b */
 579         "NREF",                         /* 0x3c */
 580         "NREFF",                        /* 0x3d */
 581         "NREFFL",                       /* 0x3e */
 582         "NREFFU",                       /* 0x3f */
 583         "NREFFA",                       /* 0x40 */
 584         "LONGJMP",                      /* 0x41 */
 585         "BRANCHJ",                      /* 0x42 */
 586         "IFMATCH",                      /* 0x43 */
 587         "UNLESSM",                      /* 0x44 */
 588         "SUSPEND",                      /* 0x45 */
 589         "IFTHEN",                       /* 0x46 */
 590         "GROUPP",                       /* 0x47 */
 591         "EVAL",                         /* 0x48 */
 592         "MINMOD",                       /* 0x49 */
 593         "LOGICAL",                      /* 0x4a */
 594         "RENUM",                        /* 0x4b */
 595         "TRIE",                         /* 0x4c */
 596         "TRIEC",                        /* 0x4d */
 597         "AHOCORASICK",                  /* 0x4e */
 598         "AHOCORASICKC",                 /* 0x4f */
 599         "GOSUB",                        /* 0x50 */
 600         "NGROUPP",                      /* 0x51 */
 601         "INSUBP",                       /* 0x52 */
 602         "DEFINEP",                      /* 0x53 */
 603         "ENDLIKE",                      /* 0x54 */
 604         "OPFAIL",                       /* 0x55 */
 605         "ACCEPT",                       /* 0x56 */
 606         "VERB",                         /* 0x57 */
 607         "PRUNE",                        /* 0x58 */
 608         "MARKPOINT",                    /* 0x59 */
 609         "SKIP",                         /* 0x5a */
 610         "COMMIT",                       /* 0x5b */
 611         "CUTGROUP",                     /* 0x5c */
 612         "KEEPS",                        /* 0x5d */
 613         "LNBREAK",                      /* 0x5e */
 614         "OPTIMIZED",                    /* 0x5f */
 615         "PSEUDO",                       /* 0x60 */
 616         /* ------------ States ------------- */
 617         "TRIE_next",                    /* REGNODE_MAX +0x01 */
 618         "TRIE_next_fail",               /* REGNODE_MAX +0x02 */
 619         "EVAL_B",                       /* REGNODE_MAX +0x03 */
 620         "EVAL_B_fail",                  /* REGNODE_MAX +0x04 */
 621         "EVAL_postponed_AB",            /* REGNODE_MAX +0x05 */
 622         "EVAL_postponed_AB_fail",       /* REGNODE_MAX +0x06 */
 623         "CURLYX_end",                   /* REGNODE_MAX +0x07 */
 624         "CURLYX_end_fail",              /* REGNODE_MAX +0x08 */
 625         "WHILEM_A_pre",                 /* REGNODE_MAX +0x09 */
 626         "WHILEM_A_pre_fail",            /* REGNODE_MAX +0x0a */
 627         "WHILEM_A_min",                 /* REGNODE_MAX +0x0b */
 628         "WHILEM_A_min_fail",            /* REGNODE_MAX +0x0c */
 629         "WHILEM_A_max",                 /* REGNODE_MAX +0x0d */
 630         "WHILEM_A_max_fail",            /* REGNODE_MAX +0x0e */
 631         "WHILEM_B_min",                 /* REGNODE_MAX +0x0f */
 632         "WHILEM_B_min_fail",            /* REGNODE_MAX +0x10 */
 633         "WHILEM_B_max",                 /* REGNODE_MAX +0x11 */
 634         "WHILEM_B_max_fail",            /* REGNODE_MAX +0x12 */
 635         "BRANCH_next",                  /* REGNODE_MAX +0x13 */
 636         "BRANCH_next_fail",             /* REGNODE_MAX +0x14 */
 637         "CURLYM_A",                     /* REGNODE_MAX +0x15 */
 638         "CURLYM_A_fail",                /* REGNODE_MAX +0x16 */
 639         "CURLYM_B",                     /* REGNODE_MAX +0x17 */
 640         "CURLYM_B_fail",                /* REGNODE_MAX +0x18 */
 641         "IFMATCH_A",                    /* REGNODE_MAX +0x19 */
 642         "IFMATCH_A_fail",               /* REGNODE_MAX +0x1a */
 643         "CURLY_B_min_known",            /* REGNODE_MAX +0x1b */
 644         "CURLY_B_min_known_fail",       /* REGNODE_MAX +0x1c */
 645         "CURLY_B_min",                  /* REGNODE_MAX +0x1d */
 646         "CURLY_B_min_fail",             /* REGNODE_MAX +0x1e */
 647         "CURLY_B_max",                  /* REGNODE_MAX +0x1f */
 648         "CURLY_B_max_fail",             /* REGNODE_MAX +0x20 */
 649         "COMMIT_next",                  /* REGNODE_MAX +0x21 */
 650         "COMMIT_next_fail",             /* REGNODE_MAX +0x22 */
 651         "MARKPOINT_next",               /* REGNODE_MAX +0x23 */
 652         "MARKPOINT_next_fail",          /* REGNODE_MAX +0x24 */
 653         "SKIP_next",                    /* REGNODE_MAX +0x25 */
 654         "SKIP_next_fail",               /* REGNODE_MAX +0x26 */
 655         "CUTGROUP_next",                /* REGNODE_MAX +0x27 */
 656         "CUTGROUP_next_fail",           /* REGNODE_MAX +0x28 */
 657         "KEEPS_next",                   /* REGNODE_MAX +0x29 */
 658         "KEEPS_next_fail",              /* REGNODE_MAX +0x2a */
 659 };
 660 #endif /* DOINIT */
 661
 662 /* PL_reg_extflags_name[] - Opcode/state names in string form, for debugging */
 663
 664 #ifndef DOINIT
 665 EXTCONST char * PL_reg_extflags_name[];
 666 #else
 667 EXTCONST char * const PL_reg_extflags_name[] = {
 668         /* Bits in extflags defined: 11111111111111110000111111111111 */
 669         "MULTILINE",        /* 0x00000001 */
 670         "SINGLELINE",       /* 0x00000002 */
 671         "FOLD",             /* 0x00000004 */
 672         "EXTENDED",         /* 0x00000008 */
 673         "EXTENDED_MORE",    /* 0x00000010 */
 674         "NOCAPTURE",        /* 0x00000020 */
 675         "KEEPCOPY",         /* 0x00000040 */
 676         "CHARSET0",         /* 0x00000080 : "CHARSET" - 0x00000380 */
 677         "CHARSET1",         /* 0x00000100 : "CHARSET" - 0x00000380 */
 678         "CHARSET2",         /* 0x00000200 : "CHARSET" - 0x00000380 */
 679         "STRICT",           /* 0x00000400 */
 680         "SPLIT",            /* 0x00000800 */
 681         "UNUSED_BIT_12",    /* 0x00001000 */
 682         "UNUSED_BIT_13",    /* 0x00002000 */
 683         "UNUSED_BIT_14",    /* 0x00004000 */
 684         "UNUSED_BIT_15",    /* 0x00008000 */
 685         "NO_INPLACE_SUBST", /* 0x00010000 */
 686         "EVAL_SEEN",        /* 0x00020000 */
 687         "UNBOUNDED_QUANTIFIER_SEEN",/* 0x00040000 */
 688         "CHECK_ALL",        /* 0x00080000 */
 689         "MATCH_UTF8",       /* 0x00100000 */
 690         "USE_INTUIT_NOML",  /* 0x00200000 */
 691         "USE_INTUIT_ML",    /* 0x00400000 */
 692         "INTUIT_TAIL",      /* 0x00800000 */
 693         "IS_ANCHORED",      /* 0x01000000 */
 694         "COPY_DONE",        /* 0x02000000 */
 695         "TAINTED_SEEN",     /* 0x04000000 */
 696         "TAINTED",          /* 0x08000000 */
 697         "START_ONLY",       /* 0x10000000 */
 698         "SKIPWHITE",        /* 0x20000000 */
 699         "WHITE",            /* 0x40000000 */
 700         "NULL",             /* 0x80000000 */
 701 };
 702 #endif /* DOINIT */
 703
 704 #ifdef DEBUGGING
 705 #  define REG_EXTFLAGS_NAME_SIZE 32
 706 #endif
 707
 708 /* PL_reg_intflags_name[] - Opcode/state names in string form, for debugging */
 709
 710 #ifndef DOINIT
 711 EXTCONST char * PL_reg_intflags_name[];
 712 #else
 713 EXTCONST char * const PL_reg_intflags_name[] = {
 714         "SKIP",                       /* 0x00000001 - PREGf_SKIP */
 715         "IMPLICIT",                   /* 0x00000002 - PREGf_IMPLICIT -  Converted .* to ^.*  */
 716         "NAUGHTY",                    /* 0x00000004 - PREGf_NAUGHTY -  how exponential is this pattern?  */
 717         "VERBARG_SEEN",               /* 0x00000008 - PREGf_VERBARG_SEEN */
 718         "CUTGROUP_SEEN",              /* 0x00000010 - PREGf_CUTGROUP_SEEN */
 719         "USE_RE_EVAL",                /* 0x00000020 - PREGf_USE_RE_EVAL -  compiled with "use re 'eval'"  */
 720         "NOSCAN",                     /* 0x00000040 - PREGf_NOSCAN */
 721         "GPOS_SEEN",                  /* 0x00000100 - PREGf_GPOS_SEEN */
 722         "GPOS_FLOAT",                 /* 0x00000200 - PREGf_GPOS_FLOAT */
 723         "ANCH_MBOL",                  /* 0x00000400 - PREGf_ANCH_MBOL */
 724         "ANCH_SBOL",                  /* 0x00000800 - PREGf_ANCH_SBOL */
 725         "ANCH_GPOS",                  /* 0x00001000 - PREGf_ANCH_GPOS */
 726         "RECURSE_SEEN",               /* 0x00002000 - PREGf_RECURSE_SEEN */
 727 };
 728 #endif /* DOINIT */
 729
 730 #ifdef DEBUGGING
 731 #  define REG_INTFLAGS_NAME_SIZE 13
 732 #endif
 733
 734 /* The following have no fixed length. U8 so we can do strchr() on it. */
 735 #define REGNODE_VARIES(node) (PL_varies_bitmask[(node) >> 3] & (1 << ((node) & 7)))
 736
 737 #ifndef DOINIT
 738 EXTCONST U8 PL_varies[] __attribute__deprecated__;
 739 #else
 740 EXTCONST U8 PL_varies[] __attribute__deprecated__ = {
 741     CLUMP, BRANCH, STAR, PLUS, CURLY, CURLYN, CURLYM, CURLYX, WHILEM, REF,
 742     REFF, REFFL, REFFU, REFFA, NREF, NREFF, NREFFL, NREFFU, NREFFA,
 743     BRANCHJ, SUSPEND, IFTHEN,
 744     0
 745 };
 746 #endif /* DOINIT */
 747
 748 #ifndef DOINIT
 749 EXTCONST U8 PL_varies_bitmask[];
 750 #else
 751 EXTCONST U8 PL_varies_bitmask[] = {
 752     0x00, 0x00, 0x00, 0x80, 0x01, 0xF0, 0x87, 0xFF, 0x65, 0x00, 0x00, 0x00, 0x00
 753 };
 754 #endif /* DOINIT */
 755
 756 /* The following always have a length of 1. U8 we can do strchr() on it. */
 757 /* (Note that length 1 means "one character" under UTF8, not "one octet".) */
 758 #define REGNODE_SIMPLE(node) (PL_simple_bitmask[(node) >> 3] & (1 << ((node) & 7)))
 759
 760 #ifndef DOINIT
 761 EXTCONST U8 PL_simple[] __attribute__deprecated__;
 762 #else
 763 EXTCONST U8 PL_simple[] __attribute__deprecated__ = {
 764     REG_ANY, SANY, ANYOF, ANYOFD, ANYOFL, POSIXD, POSIXL, POSIXU, POSIXA,
 765     NPOSIXD, NPOSIXL, NPOSIXU, NPOSIXA, ASCII, NASCII,
 766     0
 767 };
 768 #endif /* DOINIT */
 769
 770 #ifndef DOINIT
 771 EXTCONST U8 PL_simple_bitmask[];
 772 #else
 773 EXTCONST U8 PL_simple_bitmask[] = {
 774     0x00, 0x00, 0xFF, 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 775 };
 776 #endif /* DOINIT */
 777
 778 /* ex: set ro: */