Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* op.h |
79072805 | 2 | * |
4bb101f2 | 3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
1d325971 | 4 | * 2000, 2001, 2002, 2003, 2004, 2005 by Larry Wall and others |
79072805 LW |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
79072805 LW |
9 | */ |
10 | ||
11 | /* | |
12 | * The fields of BASEOP are: | |
13 | * op_next Pointer to next ppcode to execute after this one. | |
14 | * (Top level pre-grafted op points to first op, | |
15 | * but this is replaced when op is grafted in, when | |
16 | * this op will point to the real next op, and the new | |
17 | * parent takes over role of remembering starting op.) | |
18 | * op_ppaddr Pointer to current ppcode's function. | |
19 | * op_type The type of the operation. | |
2814eb74 PJ |
20 | * op_opt Whether or not the op has been optimised by the |
21 | * peephole optimiser. | |
22 | * op_static Whether or not the op is statically defined. | |
23 | * This flag is used by the B::C compiler backend | |
24 | * and indicates that the op should not be freed. | |
25 | * op_spare Five spare bits! | |
79072805 LW |
26 | * op_flags Flags common to all operations. See OPf_* below. |
27 | * op_private Flags peculiar to a particular operation (BUT, | |
28 | * by default, set to the number of children until | |
29 | * the operation is privatized by a check routine, | |
30 | * which may or may not check number of children). | |
31 | */ | |
32 | ||
4633a7c4 | 33 | #ifdef DEBUGGING_OPS |
79072805 LW |
34 | #define OPCODE opcode |
35 | #else | |
36 | #define OPCODE U16 | |
37 | #endif | |
38 | ||
0f4eea8f DL |
39 | #ifdef BASEOP_DEFINITION |
40 | #define BASEOP BASEOP_DEFINITION | |
41 | #else | |
79072805 LW |
42 | #define BASEOP \ |
43 | OP* op_next; \ | |
44 | OP* op_sibling; \ | |
4f63d024 | 45 | OP* (CPERLscope(*op_ppaddr))(pTHX); \ |
79072805 | 46 | PADOFFSET op_targ; \ |
2814eb74 PJ |
47 | unsigned op_type:9; \ |
48 | unsigned op_opt:1; \ | |
49 | unsigned op_static:1; \ | |
50 | unsigned op_spare:5; \ | |
a0d0e21e LW |
51 | U8 op_flags; \ |
52 | U8 op_private; | |
0f4eea8f | 53 | #endif |
79072805 | 54 | |
54310121 | 55 | #define OP_GIMME(op,dfl) \ |
56 | (((op)->op_flags & OPf_WANT) == OPf_WANT_VOID ? G_VOID : \ | |
57 | ((op)->op_flags & OPf_WANT) == OPf_WANT_SCALAR ? G_SCALAR : \ | |
58 | ((op)->op_flags & OPf_WANT) == OPf_WANT_LIST ? G_ARRAY : \ | |
59 | dfl) | |
60 | ||
954c1994 | 61 | /* |
ccfc67b7 JH |
62 | =head1 "Gimme" Values |
63 | ||
954c1994 GS |
64 | =for apidoc Amn|U32|GIMME_V |
65 | The XSUB-writer's equivalent to Perl's C<wantarray>. Returns C<G_VOID>, | |
91e74348 | 66 | C<G_SCALAR> or C<G_ARRAY> for void, scalar or list context, |
954c1994 GS |
67 | respectively. |
68 | ||
69 | =for apidoc Amn|U32|GIMME | |
70 | A backward-compatible version of C<GIMME_V> which can only return | |
71 | C<G_SCALAR> or C<G_ARRAY>; in a void context, it returns C<G_SCALAR>. | |
72 | Deprecated. Use C<GIMME_V> instead. | |
73 | ||
74 | =cut | |
75 | */ | |
76 | ||
533c011a | 77 | #define GIMME_V OP_GIMME(PL_op, block_gimme()) |
79072805 LW |
78 | |
79 | /* Public flags */ | |
54310121 | 80 | |
81 | #define OPf_WANT 3 /* Mask for "want" bits: */ | |
82 | #define OPf_WANT_VOID 1 /* Want nothing */ | |
83 | #define OPf_WANT_SCALAR 2 /* Want single value */ | |
84 | #define OPf_WANT_LIST 3 /* Want list of any length */ | |
79072805 LW |
85 | #define OPf_KIDS 4 /* There is a firstborn child. */ |
86 | #define OPf_PARENS 8 /* This operator was parenthesized. */ | |
463ee0b2 | 87 | /* (Or block needs explicit scope entry.) */ |
a0d0e21e LW |
88 | #define OPf_REF 16 /* Certified reference. */ |
89 | /* (Return container, not containee). */ | |
90 | #define OPf_MOD 32 /* Will modify (lvalue). */ | |
91 | #define OPf_STACKED 64 /* Some arg is arriving on the stack. */ | |
79072805 LW |
92 | #define OPf_SPECIAL 128 /* Do something weird for this op: */ |
93 | /* On local LVAL, don't init local value. */ | |
94 | /* On OP_SORT, subroutine is inlined. */ | |
95 | /* On OP_NOT, inversion was implicit. */ | |
a0d0e21e | 96 | /* On OP_LEAVE, don't restore curpm. */ |
79072805 LW |
97 | /* On truncate, we truncate filehandle */ |
98 | /* On control verbs, we saw no label */ | |
99 | /* On flipflop, we saw ... instead of .. */ | |
100 | /* On UNOPs, saw bare parens, e.g. eof(). */ | |
a0d0e21e | 101 | /* On OP_ENTERSUB || OP_NULL, saw a "do". */ |
afebc493 | 102 | /* On OP_EXISTS, treat av as av, not avhv. */ |
f2ec2afd | 103 | /* On OP_(ENTER|LEAVE)EVAL, don't clear $@ */ |
54b9620d | 104 | /* On OP_ENTERITER, loop var is per-thread */ |
497711e7 GS |
105 | /* On pushre, re is /\s+/ imp. by split " " */ |
106 | /* On regcomp, "use re 'eval'" was in scope */ | |
7c6fadd6 | 107 | /* On OP_READLINE, was <$filehandle> */ |
17fda545 NC |
108 | /* On RV2[ACGHS]V, don't create GV--in |
109 | defined()*/ | |
5df8de69 DM |
110 | /* On OP_DBSTATE, indicates breakpoint |
111 | * (runtime property) */ | |
6a077020 | 112 | /* On OP_AELEMFAST, indiciates pad var */ |
6b514a0d | 113 | /* On OP_REQUIRE, was seen as CORE::require */ |
0d863452 RH |
114 | /* On OP_ENTERWHEN, there's no condition */ |
115 | /* On OP_BREAK, an implicit break */ | |
116 | /* On OP_SMARTMATCH, an implicit smartmatch */ | |
79072805 | 117 | |
54310121 | 118 | /* old names; don't use in new code, but don't break them, either */ |
d91ab173 GS |
119 | #define OPf_LIST OPf_WANT_LIST |
120 | #define OPf_KNOW OPf_WANT | |
954c1994 | 121 | |
54310121 | 122 | #define GIMME \ |
62a559b8 NIS |
123 | (PL_op->op_flags & OPf_WANT \ |
124 | ? ((PL_op->op_flags & OPf_WANT) == OPf_WANT_LIST \ | |
d91ab173 GS |
125 | ? G_ARRAY \ |
126 | : G_SCALAR) \ | |
127 | : dowantarray()) | |
54310121 | 128 | |
d41ff1b8 GS |
129 | /* NOTE: OP_NEXTSTATE, OP_DBSTATE, and OP_SETSTATE (i.e. COPs) carry lower |
130 | * bits of PL_hints in op_private */ | |
131 | ||
a0d0e21e | 132 | /* Private for lvalues */ |
cd06dffe | 133 | #define OPpLVAL_INTRO 128 /* Lvalue must be localized or lvalue sub */ |
a0d0e21e | 134 | |
7934575e GS |
135 | /* Private for OP_LEAVE, OP_LEAVESUB, OP_LEAVESUBLV and OP_LEAVEWRITE */ |
136 | #define OPpREFCOUNTED 64 /* op_targ carries a refcount */ | |
137 | ||
a0d0e21e LW |
138 | /* Private for OP_AASSIGN */ |
139 | #define OPpASSIGN_COMMON 64 /* Left & right have syms in common. */ | |
140 | ||
141 | /* Private for OP_SASSIGN */ | |
142 | #define OPpASSIGN_BACKWARDS 64 /* Left & right switched. */ | |
79072805 | 143 | |
c90c0ff4 | 144 | /* Private for OP_MATCH and OP_SUBST{,CONST} */ |
145 | #define OPpRUNTIME 64 /* Pattern coming in on the stack */ | |
146 | ||
79072805 | 147 | /* Private for OP_TRANS */ |
4757a243 LW |
148 | #define OPpTRANS_FROM_UTF 1 |
149 | #define OPpTRANS_TO_UTF 2 | |
383e7cdd | 150 | #define OPpTRANS_IDENTICAL 4 /* right side is same as left */ |
4757a243 | 151 | #define OPpTRANS_SQUASH 8 |
59f00321 | 152 | /* 16 is used for OPpTARGET_MY */ |
4757a243 LW |
153 | #define OPpTRANS_COMPLEMENT 32 |
154 | #define OPpTRANS_GROWS 64 | |
59f00321 RGS |
155 | #define OPpTRANS_DELETE 128 |
156 | #define OPpTRANS_ALL (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF|OPpTRANS_IDENTICAL|OPpTRANS_SQUASH|OPpTRANS_COMPLEMENT|OPpTRANS_GROWS|OPpTRANS_DELETE) | |
79072805 LW |
157 | |
158 | /* Private for OP_REPEAT */ | |
a0d0e21e | 159 | #define OPpREPEAT_DOLIST 64 /* List replication. */ |
79072805 | 160 | |
cf2dc985 | 161 | /* Private for OP_RV2GV, OP_RV2SV, OP_AELEM, OP_HELEM, OP_PADSV */ |
314d4778 | 162 | #define OPpDEREF (32|64) /* autovivify: Want ref to something: */ |
5f05dabc | 163 | #define OPpDEREF_AV 32 /* Want ref to AV. */ |
164 | #define OPpDEREF_HV 64 /* Want ref to HV. */ | |
165 | #define OPpDEREF_SV (32|64) /* Want ref to SV. */ | |
68dc0745 | 166 | /* OP_ENTERSUB only */ |
167 | #define OPpENTERSUB_DB 16 /* Debug subroutine. */ | |
d3011074 | 168 | #define OPpENTERSUB_HASTARG 32 /* Called from OP tree. */ |
95f0a2f1 | 169 | #define OPpENTERSUB_NOMOD 64 /* Immune to mod() for :attrlist. */ |
7a52d87a | 170 | /* OP_RV2CV only */ |
68dc0745 | 171 | #define OPpENTERSUB_AMPER 8 /* Used & form to call. */ |
9675f7ac | 172 | #define OPpENTERSUB_NOPAREN 128 /* bare sub call (without parens) */ |
cd06dffe | 173 | #define OPpENTERSUB_INARGS 4 /* Lval used as arg to a sub. */ |
76cd736e GS |
174 | /* OP_GV only */ |
175 | #define OPpEARLY_CV 32 /* foo() called before sub foo was parsed */ | |
68dc0745 | 176 | /* OP_?ELEM only */ |
177 | #define OPpLVAL_DEFER 16 /* Defer creation of array/hash elem */ | |
241416b8 | 178 | /* OP_RV2?V, OP_GVSV, OP_ENTERITER only */ |
78f9721b SM |
179 | #define OPpOUR_INTRO 16 /* Variable was in an our() */ |
180 | /* OP_RV2[AH]V, OP_PAD[AH]V, OP_[AH]ELEM */ | |
181 | #define OPpMAYBE_LVSUB 8 /* We might be an lvalue to return */ | |
192587c2 | 182 | /* for OP_RV2?V, lower bits carry hints (currently only HINT_STRICT_REFS) */ |
79072805 | 183 | |
b162f9ea IZ |
184 | /* Private for OPs with TARGLEX */ |
185 | /* (lower bits may carry MAXARG) */ | |
186 | #define OPpTARGET_MY 16 /* Target is PADMY. */ | |
187 | ||
ef3e5ea9 NC |
188 | /* Private for OP_ENTERITER and OP_ITER */ |
189 | #define OPpITER_REVERSED 4 /* for (reverse ...) */ | |
0d863452 | 190 | #define OPpITER_DEF 8 /* for $_ or for my $_ */ |
ef3e5ea9 | 191 | |
79072805 | 192 | /* Private for OP_CONST */ |
468aa647 | 193 | #define OPpCONST_NOVER 2 /* no 6; */ |
e7fec78e | 194 | #define OPpCONST_SHORTCIRCUIT 4 /* eg the constant 5 in (5 || foo) */ |
7a52d87a | 195 | #define OPpCONST_STRICT 8 /* bearword subject to strict 'subs' */ |
748a9306 LW |
196 | #define OPpCONST_ENTERED 16 /* Has been entered as symbol. */ |
197 | #define OPpCONST_ARYBASE 32 /* Was a $[ translated to constant. */ | |
a0d0e21e | 198 | #define OPpCONST_BARE 64 /* Was a bare word (filehandle?). */ |
599cee73 | 199 | #define OPpCONST_WARNING 128 /* Was a $^W translated to constant. */ |
79072805 LW |
200 | |
201 | /* Private for OP_FLIP/FLOP */ | |
a0d0e21e | 202 | #define OPpFLIP_LINENUM 64 /* Range arg potentially a line num. */ |
79072805 | 203 | |
ed6116ce | 204 | /* Private for OP_LIST */ |
a0d0e21e LW |
205 | #define OPpLIST_GUESSED 64 /* Guessed that pushmark was needed. */ |
206 | ||
5f05dabc | 207 | /* Private for OP_DELETE */ |
54310121 | 208 | #define OPpSLICE 64 /* Operating on a list of keys */ |
5f05dabc | 209 | |
afebc493 GS |
210 | /* Private for OP_EXISTS */ |
211 | #define OPpEXISTS_SUB 64 /* Checking for &sub, not {} or []. */ | |
212 | ||
9c007264 JH |
213 | /* Private for OP_SORT */ |
214 | #define OPpSORT_NUMERIC 1 /* Optimized away { $a <=> $b } */ | |
215 | #define OPpSORT_INTEGER 2 /* Ditto while under "use integer" */ | |
eb209983 | 216 | #define OPpSORT_REVERSE 4 /* Reversed sort */ |
fe1bc4cf | 217 | #define OPpSORT_INPLACE 8 /* sort in-place; eg @a = sort @a */ |
eb209983 | 218 | #define OPpSORT_DESCEND 16 /* Descending sort */ |
7b9ef140 RH |
219 | #define OPpSORT_QSORT 32 /* Use quicksort (not mergesort) */ |
220 | #define OPpSORT_STABLE 64 /* Use a stable algorithm */ | |
221 | ||
224a4551 MB |
222 | /* Private for OP_THREADSV */ |
223 | #define OPpDONE_SVREF 64 /* Been through newSVREF once */ | |
554b3eca | 224 | |
16fe6d59 GS |
225 | /* Private for OP_OPEN and OP_BACKTICK */ |
226 | #define OPpOPEN_IN_RAW 16 /* binmode(F,":raw") on input fh */ | |
227 | #define OPpOPEN_IN_CRLF 32 /* binmode(F,":crlf") on input fh */ | |
228 | #define OPpOPEN_OUT_RAW 64 /* binmode(F,":raw") on output fh */ | |
229 | #define OPpOPEN_OUT_CRLF 128 /* binmode(F,":crlf") on output fh */ | |
230 | ||
96e176bf CL |
231 | /* Private for OP_EXIT, HUSH also for OP_DIE */ |
232 | #define OPpHUSH_VMSISH 64 /* hush DCL exit msg vmsish mode*/ | |
d98f61e7 GS |
233 | #define OPpEXIT_VMSISH 128 /* exit(0) vs. exit(1) vmsish mode*/ |
234 | ||
0d863452 | 235 | /* Private for OP_FTXXX */ |
1af34c76 | 236 | #define OPpFT_ACCESS 2 /* use filetest 'access' */ |
fbb0b3b3 | 237 | #define OPpFT_STACKED 4 /* stacked filetest, as in "-f -x $f" */ |
1af34c76 JH |
238 | #define OP_IS_FILETEST_ACCESS(op) \ |
239 | (((op)->op_type) == OP_FTRREAD || \ | |
240 | ((op)->op_type) == OP_FTRWRITE || \ | |
241 | ((op)->op_type) == OP_FTREXEC || \ | |
242 | ((op)->op_type) == OP_FTEREAD || \ | |
243 | ((op)->op_type) == OP_FTEWRITE || \ | |
244 | ((op)->op_type) == OP_FTEEXEC) | |
245 | ||
59f00321 RGS |
246 | /* Private for OP_(MAP|GREP)(WHILE|START) */ |
247 | #define OPpGREP_LEX 2 /* iterate over lexical $_ */ | |
248 | ||
0d863452 RH |
249 | /* Private for OP_ENTEREVAL */ |
250 | #define OPpEVAL_HAS_HH 2 /* Does it have a copy of %^H */ | |
251 | ||
79072805 LW |
252 | struct op { |
253 | BASEOP | |
254 | }; | |
255 | ||
256 | struct unop { | |
257 | BASEOP | |
258 | OP * op_first; | |
259 | }; | |
260 | ||
261 | struct binop { | |
262 | BASEOP | |
263 | OP * op_first; | |
264 | OP * op_last; | |
265 | }; | |
266 | ||
267 | struct logop { | |
268 | BASEOP | |
269 | OP * op_first; | |
270 | OP * op_other; | |
271 | }; | |
272 | ||
79072805 LW |
273 | struct listop { |
274 | BASEOP | |
275 | OP * op_first; | |
276 | OP * op_last; | |
79072805 LW |
277 | }; |
278 | ||
279 | struct pmop { | |
280 | BASEOP | |
281 | OP * op_first; | |
282 | OP * op_last; | |
5464c149 | 283 | OP * op_pmreplroot; /* (type is really union {OP*,GV*,PADOFFSET}) */ |
79072805 LW |
284 | OP * op_pmreplstart; |
285 | PMOP * op_pmnext; /* list of all scanpats */ | |
1fcf4c12 | 286 | #ifdef USE_ITHREADS |
fd1bc7eb | 287 | IV op_pmoffset; |
1fcf4c12 AB |
288 | #else |
289 | REGEXP * op_pmregexp; /* compiled expression */ | |
290 | #endif | |
699a3330 | 291 | U32 op_pmflags; |
e2509266 | 292 | U32 op_pmpermflags; |
48c036b1 | 293 | U8 op_pmdynflags; |
cb55de95 JH |
294 | #ifdef USE_ITHREADS |
295 | char * op_pmstashpv; | |
296 | #else | |
297 | HV * op_pmstash; | |
298 | #endif | |
79072805 | 299 | }; |
a0d0e21e | 300 | |
1fcf4c12 | 301 | #ifdef USE_ITHREADS |
ba89bb6e | 302 | #define PM_GETRE(o) (INT2PTR(REGEXP*,SvIVX(PL_regex_pad[(o)->op_pmoffset]))) |
0bd48802 AL |
303 | #define PM_SETRE(o,r) STMT_START { \ |
304 | SV* const sv = PL_regex_pad[(o)->op_pmoffset]; \ | |
305 | sv_setiv(sv, PTR2IV(r)); \ | |
306 | } STMT_END | |
5f8cb046 DM |
307 | #define PM_GETRE_SAFE(o) (PL_regex_pad ? PM_GETRE(o) : (REGEXP*)0) |
308 | #define PM_SETRE_SAFE(o,r) if (PL_regex_pad) PM_SETRE(o,r) | |
1fcf4c12 | 309 | #else |
b9ed2502 AB |
310 | #define PM_GETRE(o) ((o)->op_pmregexp) |
311 | #define PM_SETRE(o,r) ((o)->op_pmregexp = (r)) | |
5f8cb046 DM |
312 | #define PM_GETRE_SAFE PM_GETRE |
313 | #define PM_SETRE_SAFE PM_SETRE | |
1fcf4c12 | 314 | #endif |
4825b64b | 315 | |
48c036b1 | 316 | #define PMdf_USED 0x01 /* pm has been used once already */ |
b3eb6a9b | 317 | #define PMdf_TAINTED 0x02 /* pm compiled from tainted pattern */ |
84e09d5e JH |
318 | #define PMdf_UTF8 0x04 /* pm compiled from utf8 data */ |
319 | #define PMdf_DYN_UTF8 0x08 | |
320 | ||
321 | #define PMdf_CMP_UTF8 (PMdf_UTF8|PMdf_DYN_UTF8) | |
48c036b1 | 322 | |
b3eb6a9b | 323 | #define PMf_RETAINT 0x0001 /* taint $1 etc. if target tainted */ |
a0d0e21e | 324 | #define PMf_ONCE 0x0002 /* use pattern only once per reset */ |
699a3330 | 325 | #define PMf_UNUSED 0x0004 /* free for use */ |
ce862d02 | 326 | #define PMf_MAYBE_CONST 0x0008 /* replacement contains variables */ |
a0d0e21e | 327 | #define PMf_SKIPWHITE 0x0010 /* skip leading whitespace for split */ |
8782bef2 | 328 | #define PMf_WHITE 0x0020 /* pattern is \s+ */ |
a0d0e21e LW |
329 | #define PMf_CONST 0x0040 /* subst replacement is constant */ |
330 | #define PMf_KEEP 0x0080 /* keep 1st runtime pattern forever */ | |
331 | #define PMf_GLOBAL 0x0100 /* pattern had a g modifier */ | |
c90c0ff4 | 332 | #define PMf_CONTINUE 0x0200 /* don't reset pos() if //g fails */ |
a0d0e21e | 333 | #define PMf_EVAL 0x0400 /* evaluating replacement as expr */ |
8782bef2 | 334 | #define PMf_LOCALE 0x0800 /* use locale for character types */ |
a0d0e21e LW |
335 | #define PMf_MULTILINE 0x1000 /* assume multiple lines */ |
336 | #define PMf_SINGLELINE 0x2000 /* assume single line */ | |
8782bef2 | 337 | #define PMf_FOLD 0x4000 /* case insensitivity */ |
a0d0e21e | 338 | #define PMf_EXTENDED 0x8000 /* chuck embedded whitespace */ |
79072805 | 339 | |
8782bef2 GB |
340 | /* mask of bits stored in regexp->reganch */ |
341 | #define PMf_COMPILETIME (PMf_MULTILINE|PMf_SINGLELINE|PMf_LOCALE|PMf_FOLD|PMf_EXTENDED) | |
342 | ||
cb55de95 | 343 | #ifdef USE_ITHREADS |
05ec9bb3 | 344 | |
cb55de95 | 345 | # define PmopSTASHPV(o) ((o)->op_pmstashpv) |
05ec9bb3 | 346 | # define PmopSTASHPV_set(o,pv) (PmopSTASHPV(o) = savesharedpv(pv)) |
cb55de95 | 347 | # define PmopSTASH(o) (PmopSTASHPV(o) \ |
5c284bb0 | 348 | ? gv_stashpv(PmopSTASHPV(o),GV_ADD) : NULL) |
bfcb3514 | 349 | # define PmopSTASH_set(o,hv) PmopSTASHPV_set(o, ((hv) ? HvNAME_get(hv) : Nullch)) |
05ec9bb3 NIS |
350 | # define PmopSTASH_free(o) PerlMemShared_free(PmopSTASHPV(o)) |
351 | ||
cb55de95 JH |
352 | #else |
353 | # define PmopSTASH(o) ((o)->op_pmstash) | |
354 | # define PmopSTASH_set(o,hv) ((o)->op_pmstash = (hv)) | |
bfcb3514 | 355 | # define PmopSTASHPV(o) (PmopSTASH(o) ? HvNAME_get(PmopSTASH(o)) : Nullch) |
cb55de95 JH |
356 | /* op_pmstash is not refcounted */ |
357 | # define PmopSTASHPV_set(o,pv) PmopSTASH_set((o), gv_stashpv(pv,GV_ADD)) | |
05ec9bb3 | 358 | # define PmopSTASH_free(o) |
cb55de95 JH |
359 | #endif |
360 | ||
79072805 LW |
361 | struct svop { |
362 | BASEOP | |
363 | SV * op_sv; | |
364 | }; | |
365 | ||
7934575e | 366 | struct padop { |
79072805 | 367 | BASEOP |
7934575e | 368 | PADOFFSET op_padix; |
79072805 LW |
369 | }; |
370 | ||
371 | struct pvop { | |
372 | BASEOP | |
373 | char * op_pv; | |
374 | }; | |
375 | ||
79072805 LW |
376 | struct loop { |
377 | BASEOP | |
378 | OP * op_first; | |
379 | OP * op_last; | |
79072805 LW |
380 | OP * op_redoop; |
381 | OP * op_nextop; | |
382 | OP * op_lastop; | |
383 | }; | |
384 | ||
350de78d GS |
385 | #define cUNOPx(o) ((UNOP*)o) |
386 | #define cBINOPx(o) ((BINOP*)o) | |
387 | #define cLISTOPx(o) ((LISTOP*)o) | |
388 | #define cLOGOPx(o) ((LOGOP*)o) | |
389 | #define cPMOPx(o) ((PMOP*)o) | |
390 | #define cSVOPx(o) ((SVOP*)o) | |
391 | #define cPADOPx(o) ((PADOP*)o) | |
392 | #define cPVOPx(o) ((PVOP*)o) | |
393 | #define cCOPx(o) ((COP*)o) | |
394 | #define cLOOPx(o) ((LOOP*)o) | |
395 | ||
396 | #define cUNOP cUNOPx(PL_op) | |
397 | #define cBINOP cBINOPx(PL_op) | |
398 | #define cLISTOP cLISTOPx(PL_op) | |
399 | #define cLOGOP cLOGOPx(PL_op) | |
400 | #define cPMOP cPMOPx(PL_op) | |
401 | #define cSVOP cSVOPx(PL_op) | |
402 | #define cPADOP cPADOPx(PL_op) | |
403 | #define cPVOP cPVOPx(PL_op) | |
404 | #define cCOP cCOPx(PL_op) | |
405 | #define cLOOP cLOOPx(PL_op) | |
406 | ||
407 | #define cUNOPo cUNOPx(o) | |
408 | #define cBINOPo cBINOPx(o) | |
409 | #define cLISTOPo cLISTOPx(o) | |
410 | #define cLOGOPo cLOGOPx(o) | |
411 | #define cPMOPo cPMOPx(o) | |
412 | #define cSVOPo cSVOPx(o) | |
413 | #define cPADOPo cPADOPx(o) | |
414 | #define cPVOPo cPVOPx(o) | |
415 | #define cCOPo cCOPx(o) | |
416 | #define cLOOPo cLOOPx(o) | |
417 | ||
418 | #define kUNOP cUNOPx(kid) | |
419 | #define kBINOP cBINOPx(kid) | |
420 | #define kLISTOP cLISTOPx(kid) | |
421 | #define kLOGOP cLOGOPx(kid) | |
422 | #define kPMOP cPMOPx(kid) | |
423 | #define kSVOP cSVOPx(kid) | |
424 | #define kPADOP cPADOPx(kid) | |
425 | #define kPVOP cPVOPx(kid) | |
426 | #define kCOP cCOPx(kid) | |
427 | #define kLOOP cLOOPx(kid) | |
428 | ||
429 | ||
430 | #ifdef USE_ITHREADS | |
dd2155a4 | 431 | # define cGVOPx_gv(o) ((GV*)PAD_SVl(cPADOPx(o)->op_padix)) |
743e66e6 | 432 | # define IS_PADGV(v) (v && SvTYPE(v) == SVt_PVGV && GvIN_PAD(v)) |
7766f137 GS |
433 | # define IS_PADCONST(v) (v && SvREADONLY(v)) |
434 | # define cSVOPx_sv(v) (cSVOPx(v)->op_sv \ | |
dd2155a4 | 435 | ? cSVOPx(v)->op_sv : PAD_SVl((v)->op_targ)) |
638eceb6 | 436 | # define cSVOPx_svp(v) (cSVOPx(v)->op_sv \ |
dd2155a4 | 437 | ? &cSVOPx(v)->op_sv : &PAD_SVl((v)->op_targ)) |
350de78d | 438 | #else |
638eceb6 | 439 | # define cGVOPx_gv(o) ((GV*)cSVOPx(o)->op_sv) |
743e66e6 | 440 | # define IS_PADGV(v) FALSE |
7766f137 GS |
441 | # define IS_PADCONST(v) FALSE |
442 | # define cSVOPx_sv(v) (cSVOPx(v)->op_sv) | |
638eceb6 | 443 | # define cSVOPx_svp(v) (&cSVOPx(v)->op_sv) |
350de78d | 444 | #endif |
79072805 | 445 | |
638eceb6 GS |
446 | #define cGVOP_gv cGVOPx_gv(PL_op) |
447 | #define cGVOPo_gv cGVOPx_gv(o) | |
448 | #define kGVOP_gv cGVOPx_gv(kid) | |
449 | #define cSVOP_sv cSVOPx_sv(PL_op) | |
450 | #define cSVOPo_sv cSVOPx_sv(o) | |
451 | #define kSVOP_sv cSVOPx_sv(kid) | |
7766f137 | 452 | |
79072805 LW |
453 | #define Nullop Null(OP*) |
454 | ||
91135acb | 455 | /* Lowest byte-and-a-bit of PL_opargs */ |
a0d0e21e LW |
456 | #define OA_MARK 1 |
457 | #define OA_FOLDCONST 2 | |
458 | #define OA_RETSCALAR 4 | |
459 | #define OA_TARGET 8 | |
460 | #define OA_RETINTEGER 16 | |
461 | #define OA_OTHERINT 32 | |
462 | #define OA_DANGEROUS 64 | |
463 | #define OA_DEFGV 128 | |
b162f9ea | 464 | #define OA_TARGLEX 256 |
a0d0e21e | 465 | |
db173bac | 466 | /* The next 4 bits encode op class information */ |
b162f9ea IZ |
467 | #define OCSHIFT 9 |
468 | ||
469 | #define OA_CLASS_MASK (15 << OCSHIFT) | |
470 | ||
471 | #define OA_BASEOP (0 << OCSHIFT) | |
472 | #define OA_UNOP (1 << OCSHIFT) | |
473 | #define OA_BINOP (2 << OCSHIFT) | |
474 | #define OA_LOGOP (3 << OCSHIFT) | |
1a67a97c SM |
475 | #define OA_LISTOP (4 << OCSHIFT) |
476 | #define OA_PMOP (5 << OCSHIFT) | |
477 | #define OA_SVOP (6 << OCSHIFT) | |
7934575e | 478 | #define OA_PADOP (7 << OCSHIFT) |
1a67a97c SM |
479 | #define OA_PVOP_OR_SVOP (8 << OCSHIFT) |
480 | #define OA_LOOP (9 << OCSHIFT) | |
481 | #define OA_COP (10 << OCSHIFT) | |
482 | #define OA_BASEOP_OR_UNOP (11 << OCSHIFT) | |
483 | #define OA_FILESTATOP (12 << OCSHIFT) | |
484 | #define OA_LOOPEXOP (13 << OCSHIFT) | |
b162f9ea IZ |
485 | |
486 | #define OASHIFT 13 | |
a0d0e21e | 487 | |
4369b173 | 488 | /* Remaining nybbles of PL_opargs */ |
a0d0e21e LW |
489 | #define OA_SCALAR 1 |
490 | #define OA_LIST 2 | |
491 | #define OA_AVREF 3 | |
492 | #define OA_HVREF 4 | |
493 | #define OA_CVREF 5 | |
494 | #define OA_FILEREF 6 | |
495 | #define OA_SCALARREF 7 | |
496 | #define OA_OPTIONAL 8 | |
497 | ||
534825c4 GS |
498 | #ifdef USE_ITHREADS |
499 | # define OP_REFCNT_INIT MUTEX_INIT(&PL_op_mutex) | |
4026c95a SH |
500 | # ifdef PERL_CORE |
501 | # define OP_REFCNT_LOCK MUTEX_LOCK(&PL_op_mutex) | |
502 | # define OP_REFCNT_UNLOCK MUTEX_UNLOCK(&PL_op_mutex) | |
503 | # else | |
504 | # define OP_REFCNT_LOCK op_refcnt_lock() | |
505 | # define OP_REFCNT_UNLOCK op_refcnt_unlock() | |
506 | # endif | |
534825c4 | 507 | # define OP_REFCNT_TERM MUTEX_DESTROY(&PL_op_mutex) |
534825c4 GS |
508 | #else |
509 | # define OP_REFCNT_INIT NOOP | |
510 | # define OP_REFCNT_LOCK NOOP | |
511 | # define OP_REFCNT_UNLOCK NOOP | |
512 | # define OP_REFCNT_TERM NOOP | |
534825c4 | 513 | #endif |
e4783991 | 514 | |
282f25c9 JH |
515 | #define OpREFCNT_set(o,n) ((o)->op_targ = (n)) |
516 | #define OpREFCNT_inc(o) ((o) ? (++(o)->op_targ, (o)) : Nullop) | |
517 | #define OpREFCNT_dec(o) (--(o)->op_targ) | |
518 | ||
e4783991 GS |
519 | /* flags used by Perl_load_module() */ |
520 | #define PERL_LOADMOD_DENY 0x1 | |
521 | #define PERL_LOADMOD_NOIMPORT 0x2 | |
522 | #define PERL_LOADMOD_IMPORT_OPS 0x4 | |
e5dd39fc | 523 | |
e4c5ccf3 RH |
524 | /* used in perly.y */ |
525 | #define ref(o, type) doref(o, type, TRUE) | |
526 | ||
e5dd39fc | 527 | #ifdef USE_REENTRANT_API |
10bc17b6 | 528 | #include "reentr.h" |
e5dd39fc AB |
529 | #endif |
530 | ||
c7e45529 AE |
531 | #if defined(PL_OP_SLAB_ALLOC) |
532 | #define NewOp(m,var,c,type) \ | |
113b9ccf | 533 | (var = (type *) Perl_Slab_Alloc(aTHX_ m,c*sizeof(type))) |
c7e45529 | 534 | #define NewOpSz(m,var,size) \ |
113b9ccf | 535 | (var = (OP *) Perl_Slab_Alloc(aTHX_ m,size)) |
c7e45529 AE |
536 | #define FreeOp(p) Perl_Slab_Free(aTHX_ p) |
537 | #else | |
a02a5408 | 538 | #define NewOp(m, var, c, type) Newxz(var, c, type) |
113b9ccf JH |
539 | #define NewOpSz(m, var, size) \ |
540 | (var = (OP*)safemalloc(size), memzero(var, size)) | |
c7e45529 AE |
541 | #define FreeOp(p) Safefree(p) |
542 | #endif |