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a0d0e21e 1/* dump.c
a687059c 2 *
4bb101f2 3 * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
acde74e1 4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
a687059c 5 *
6e21c824
LW
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.
8d063cd8 8 *
a0d0e21e
LW
9 */
10
11/*
12 * "'You have talked long in your sleep, Frodo,' said Gandalf gently, 'and
13 * it has not been hard for me to read your mind and memory.'"
8d063cd8
LW
14 */
15
166f8a29 16/* This file contains utility routines to dump the contents of SV and OP
61296642 17 * structures, as used by command-line options like -Dt and -Dx, and
166f8a29
DM
18 * by Devel::Peek.
19 *
20 * It also holds the debugging version of the runops function.
21 */
22
8d063cd8 23#include "EXTERN.h"
864dbfa3 24#define PERL_IN_DUMP_C
8d063cd8 25#include "perl.h"
f722798b 26#include "regcomp.h"
0bd48802
AL
27#include "proto.h"
28
8d063cd8 29
27da23d5 30#define Sequence PL_op_sequence
2814eb74 31
3967c732 32void
864dbfa3 33Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
3967c732 34{
3967c732 35 va_list args;
3967c732 36 va_start(args, pat);
c5be433b 37 dump_vindent(level, file, pat, &args);
3967c732
JD
38 va_end(args);
39}
8adcabd8
LW
40
41void
c5be433b
GS
42Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
43{
97aff369 44 dVAR;
c8db6e60 45 PerlIO_printf(file, "%*s", (int)(level*PL_dumpindent), "");
c5be433b
GS
46 PerlIO_vprintf(file, pat, *args);
47}
48
49void
864dbfa3 50Perl_dump_all(pTHX)
79072805 51{
97aff369 52 dVAR;
760ac839 53 PerlIO_setlinebuf(Perl_debug_log);
3280af22 54 if (PL_main_root)
3967c732 55 op_dump(PL_main_root);
3280af22 56 dump_packsubs(PL_defstash);
463ee0b2
LW
57}
58
59void
e1ec3a88 60Perl_dump_packsubs(pTHX_ const HV *stash)
463ee0b2 61{
97aff369 62 dVAR;
a0d0e21e 63 I32 i;
463ee0b2 64
8990e307
LW
65 if (!HvARRAY(stash))
66 return;
a0d0e21e 67 for (i = 0; i <= (I32) HvMAX(stash); i++) {
e1ec3a88 68 const HE *entry;
4db58590 69 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
e1ec3a88
AL
70 const GV *gv = (GV*)HeVAL(entry);
71 const HV *hv;
e29cdcb3
GS
72 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
73 continue;
8ebc5c01 74 if (GvCVu(gv))
463ee0b2 75 dump_sub(gv);
85e6fe83
LW
76 if (GvFORM(gv))
77 dump_form(gv);
6676db26
AMS
78 if (HeKEY(entry)[HeKLEN(entry)-1] == ':'
79 && (hv = GvHV(gv)) && hv != PL_defstash)
463ee0b2
LW
80 dump_packsubs(hv); /* nested package */
81 }
79072805
LW
82 }
83}
84
85void
e1ec3a88 86Perl_dump_sub(pTHX_ const GV *gv)
a687059c 87{
b464bac0 88 SV * const sv = sv_newmortal();
85e6fe83 89
bd61b366 90 gv_fullname3(sv, gv, NULL);
b15aece3 91 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX_const(sv));
a0d0e21e 92 if (CvXSUB(GvCV(gv)))
91f3b821
GS
93 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%"UVxf" %d)\n",
94 PTR2UV(CvXSUB(GvCV(gv))),
894356b3 95 (int)CvXSUBANY(GvCV(gv)).any_i32);
85e6fe83 96 else if (CvROOT(GvCV(gv)))
3967c732 97 op_dump(CvROOT(GvCV(gv)));
85e6fe83 98 else
cea2e8a9 99 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
85e6fe83
LW
100}
101
102void
e1ec3a88 103Perl_dump_form(pTHX_ const GV *gv)
85e6fe83 104{
b464bac0 105 SV * const sv = sv_newmortal();
85e6fe83 106
bd61b366 107 gv_fullname3(sv, gv, NULL);
b15aece3 108 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX_const(sv));
85e6fe83 109 if (CvROOT(GvFORM(gv)))
3967c732 110 op_dump(CvROOT(GvFORM(gv)));
85e6fe83 111 else
cea2e8a9 112 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
a687059c
LW
113}
114
8adcabd8 115void
864dbfa3 116Perl_dump_eval(pTHX)
8d063cd8 117{
97aff369 118 dVAR;
3967c732
JD
119 op_dump(PL_eval_root);
120}
121
122char *
e1ec3a88 123Perl_pv_display(pTHX_ SV *dsv, const char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
3967c732 124{
e1ec3a88
AL
125 const bool nul_terminated = len > cur && pv[cur] == '\0';
126 bool truncated = 0;
3967c732 127
e6abe6d8 128 sv_setpvn(dsv, "\"", 1);
3967c732 129 for (; cur--; pv++) {
e6abe6d8 130 if (pvlim && SvCUR(dsv) >= pvlim) {
e1ec3a88 131 truncated = 1;
3967c732
JD
132 break;
133 }
46316b0a 134 switch (*pv) {
396482e1
GA
135 case '\t': sv_catpvs(dsv, "\\t"); break;
136 case '\n': sv_catpvs(dsv, "\\n"); break;
137 case '\r': sv_catpvs(dsv, "\\r"); break;
138 case '\f': sv_catpvs(dsv, "\\f"); break;
139 case '"': sv_catpvs(dsv, "\\\""); break;
140 case '\\': sv_catpvs(dsv, "\\\\"); break;
46316b0a
DM
141 default:
142 if (isPRINT(*pv))
143 sv_catpvn(dsv, pv, 1);
144 else if (cur && isDIGIT(*(pv+1)))
e6abe6d8 145 Perl_sv_catpvf(aTHX_ dsv, "\\%03o", (U8)*pv);
3967c732 146 else
e6abe6d8 147 Perl_sv_catpvf(aTHX_ dsv, "\\%o", (U8)*pv);
3967c732
JD
148 }
149 }
396482e1 150 sv_catpvs(dsv, "\"");
3967c732 151 if (truncated)
396482e1 152 sv_catpvs(dsv, "...");
3967c732 153 if (nul_terminated)
396482e1 154 sv_catpvs(dsv, "\\0");
3967c732 155
e6abe6d8
JH
156 return SvPVX(dsv);
157}
158
159char *
864dbfa3 160Perl_sv_peek(pTHX_ SV *sv)
3967c732 161{
27da23d5 162 dVAR;
aec46f14 163 SV * const t = sv_newmortal();
3967c732
JD
164 int unref = 0;
165
166 sv_setpvn(t, "", 0);
167 retry:
168 if (!sv) {
169 sv_catpv(t, "VOID");
170 goto finish;
171 }
172 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
173 sv_catpv(t, "WILD");
174 goto finish;
175 }
7996736c 176 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes || sv == &PL_sv_placeholder) {
3967c732
JD
177 if (sv == &PL_sv_undef) {
178 sv_catpv(t, "SV_UNDEF");
179 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
180 SVs_GMG|SVs_SMG|SVs_RMG)) &&
181 SvREADONLY(sv))
182 goto finish;
183 }
184 else if (sv == &PL_sv_no) {
185 sv_catpv(t, "SV_NO");
186 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
187 SVs_GMG|SVs_SMG|SVs_RMG)) &&
188 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
189 SVp_POK|SVp_NOK)) &&
190 SvCUR(sv) == 0 &&
191 SvNVX(sv) == 0.0)
192 goto finish;
193 }
7996736c 194 else if (sv == &PL_sv_yes) {
3967c732
JD
195 sv_catpv(t, "SV_YES");
196 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
197 SVs_GMG|SVs_SMG|SVs_RMG)) &&
198 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
199 SVp_POK|SVp_NOK)) &&
200 SvCUR(sv) == 1 &&
b15aece3 201 SvPVX_const(sv) && *SvPVX_const(sv) == '1' &&
3967c732
JD
202 SvNVX(sv) == 1.0)
203 goto finish;
7996736c
MHM
204 }
205 else {
206 sv_catpv(t, "SV_PLACEHOLDER");
207 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
208 SVs_GMG|SVs_SMG|SVs_RMG)) &&
209 SvREADONLY(sv))
210 goto finish;
3967c732
JD
211 }
212 sv_catpv(t, ":");
213 }
214 else if (SvREFCNT(sv) == 0) {
215 sv_catpv(t, "(");
216 unref++;
217 }
a3b4c9c6
DM
218 else if (DEBUG_R_TEST_) {
219 int is_tmp = 0;
220 I32 ix;
221 /* is this SV on the tmps stack? */
222 for (ix=PL_tmps_ix; ix>=0; ix--) {
223 if (PL_tmps_stack[ix] == sv) {
224 is_tmp = 1;
225 break;
226 }
227 }
228 if (SvREFCNT(sv) > 1)
229 Perl_sv_catpvf(aTHX_ t, "<%"UVuf"%s>", (UV)SvREFCNT(sv),
230 is_tmp ? "T" : "");
231 else if (is_tmp)
232 sv_catpv(t, "<T>");
04932ac8
DM
233 }
234
3967c732
JD
235 if (SvROK(sv)) {
236 sv_catpv(t, "\\");
237 if (SvCUR(t) + unref > 10) {
b162af07 238 SvCUR_set(t, unref + 3);
3967c732
JD
239 *SvEND(t) = '\0';
240 sv_catpv(t, "...");
241 goto finish;
242 }
243 sv = (SV*)SvRV(sv);
244 goto retry;
245 }
246 switch (SvTYPE(sv)) {
247 default:
248 sv_catpv(t, "FREED");
249 goto finish;
250
251 case SVt_NULL:
252 sv_catpv(t, "UNDEF");
253 goto finish;
254 case SVt_IV:
255 sv_catpv(t, "IV");
256 break;
257 case SVt_NV:
258 sv_catpv(t, "NV");
259 break;
260 case SVt_RV:
261 sv_catpv(t, "RV");
262 break;
263 case SVt_PV:
264 sv_catpv(t, "PV");
265 break;
266 case SVt_PVIV:
267 sv_catpv(t, "PVIV");
268 break;
269 case SVt_PVNV:
270 sv_catpv(t, "PVNV");
271 break;
272 case SVt_PVMG:
273 sv_catpv(t, "PVMG");
274 break;
275 case SVt_PVLV:
276 sv_catpv(t, "PVLV");
277 break;
278 case SVt_PVAV:
279 sv_catpv(t, "AV");
280 break;
281 case SVt_PVHV:
282 sv_catpv(t, "HV");
283 break;
284 case SVt_PVCV:
285 if (CvGV(sv))
cea2e8a9 286 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
3967c732
JD
287 else
288 sv_catpv(t, "CV()");
289 goto finish;
290 case SVt_PVGV:
291 sv_catpv(t, "GV");
292 break;
293 case SVt_PVBM:
294 sv_catpv(t, "BM");
295 break;
296 case SVt_PVFM:
297 sv_catpv(t, "FM");
298 break;
299 case SVt_PVIO:
300 sv_catpv(t, "IO");
301 break;
302 }
303
304 if (SvPOKp(sv)) {
b15aece3 305 if (!SvPVX_const(sv))
3967c732
JD
306 sv_catpv(t, "(null)");
307 else {
396482e1 308 SV *tmp = newSVpvs("");
3967c732
JD
309 sv_catpv(t, "(");
310 if (SvOOK(sv))
b15aece3
SP
311 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX_const(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
312 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX_const(sv), SvCUR(sv), SvLEN(sv), 127));
32639b87 313 if (SvUTF8(sv))
b2ff9928 314 Perl_sv_catpvf(aTHX_ t, " [UTF8 \"%s\"]",
c728cb41
JH
315 sv_uni_display(tmp, sv, 8 * sv_len_utf8(sv),
316 UNI_DISPLAY_QQ));
3967c732
JD
317 SvREFCNT_dec(tmp);
318 }
319 }
320 else if (SvNOKp(sv)) {
e54dc35b 321 STORE_NUMERIC_LOCAL_SET_STANDARD();
1779d84d 322 Perl_sv_catpvf(aTHX_ t, "(%"NVgf")",SvNVX(sv));
e54dc35b 323 RESTORE_NUMERIC_LOCAL();
3967c732 324 }
57def98f 325 else if (SvIOKp(sv)) {
cf2093f6 326 if (SvIsUV(sv))
57def98f 327 Perl_sv_catpvf(aTHX_ t, "(%"UVuf")", (UV)SvUVX(sv));
cf2093f6 328 else
57def98f 329 Perl_sv_catpvf(aTHX_ t, "(%"IVdf")", (IV)SvIVX(sv));
25da4f38 330 }
3967c732
JD
331 else
332 sv_catpv(t, "()");
2ef28da1 333
3967c732
JD
334 finish:
335 if (unref) {
336 while (unref--)
337 sv_catpv(t, ")");
338 }
8b6b16e7 339 return SvPV_nolen(t);
3967c732
JD
340}
341
342void
6867be6d 343Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, const PMOP *pm)
3967c732
JD
344{
345 char ch;
346
347 if (!pm) {
cea2e8a9 348 Perl_dump_indent(aTHX_ level, file, "{}\n");
3967c732
JD
349 return;
350 }
cea2e8a9 351 Perl_dump_indent(aTHX_ level, file, "{\n");
3967c732
JD
352 level++;
353 if (pm->op_pmflags & PMf_ONCE)
354 ch = '?';
355 else
356 ch = '/';
aaa362c4 357 if (PM_GETRE(pm))
cea2e8a9 358 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
aaa362c4 359 ch, PM_GETRE(pm)->precomp, ch,
3967c732
JD
360 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
361 else
cea2e8a9 362 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
3967c732 363 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
cea2e8a9 364 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
3967c732
JD
365 op_dump(pm->op_pmreplroot);
366 }
aaa362c4 367 if (pm->op_pmflags || (PM_GETRE(pm) && PM_GETRE(pm)->check_substr)) {
396482e1 368 SV *tmpsv = newSVpvs("");
3967c732
JD
369 if (pm->op_pmdynflags & PMdf_USED)
370 sv_catpv(tmpsv, ",USED");
371 if (pm->op_pmdynflags & PMdf_TAINTED)
372 sv_catpv(tmpsv, ",TAINTED");
373 if (pm->op_pmflags & PMf_ONCE)
374 sv_catpv(tmpsv, ",ONCE");
aaa362c4
RS
375 if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
376 && !(PM_GETRE(pm)->reganch & ROPT_NOSCAN))
3967c732 377 sv_catpv(tmpsv, ",SCANFIRST");
aaa362c4
RS
378 if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
379 && PM_GETRE(pm)->reganch & ROPT_CHECK_ALL)
3967c732
JD
380 sv_catpv(tmpsv, ",ALL");
381 if (pm->op_pmflags & PMf_SKIPWHITE)
382 sv_catpv(tmpsv, ",SKIPWHITE");
383 if (pm->op_pmflags & PMf_CONST)
384 sv_catpv(tmpsv, ",CONST");
385 if (pm->op_pmflags & PMf_KEEP)
386 sv_catpv(tmpsv, ",KEEP");
387 if (pm->op_pmflags & PMf_GLOBAL)
388 sv_catpv(tmpsv, ",GLOBAL");
389 if (pm->op_pmflags & PMf_CONTINUE)
390 sv_catpv(tmpsv, ",CONTINUE");
391 if (pm->op_pmflags & PMf_RETAINT)
392 sv_catpv(tmpsv, ",RETAINT");
393 if (pm->op_pmflags & PMf_EVAL)
394 sv_catpv(tmpsv, ",EVAL");
b15aece3 395 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX_const(tmpsv) + 1 : "");
3967c732
JD
396 SvREFCNT_dec(tmpsv);
397 }
398
cea2e8a9 399 Perl_dump_indent(aTHX_ level-1, file, "}\n");
3967c732
JD
400}
401
402void
864dbfa3 403Perl_pmop_dump(pTHX_ PMOP *pm)
3967c732
JD
404{
405 do_pmop_dump(0, Perl_debug_log, pm);
79072805
LW
406}
407
2814eb74
PJ
408/* An op sequencer. We visit the ops in the order they're to execute. */
409
410STATIC void
0bd48802 411S_sequence(pTHX_ register const OP *o)
2814eb74 412{
27da23d5 413 dVAR;
2814eb74 414 SV *op;
93524f2b 415 const char *key;
2814eb74 416 STRLEN len;
c445ea15 417 const OP *oldop = NULL;
6867be6d 418 OP *l;
2814eb74 419
2814eb74
PJ
420 if (!o)
421 return;
422
724e67cb
RGS
423 if (!Sequence)
424 Sequence = newHV();
2814eb74
PJ
425
426 for (; o; o = o->op_next) {
c0fd1b42 427 op = newSVuv(PTR2UV(o));
93524f2b 428 key = SvPV_const(op, len);
2814eb74
PJ
429 if (hv_exists(Sequence, key, len))
430 break;
431
432 switch (o->op_type) {
433 case OP_STUB:
434 if ((o->op_flags & OPf_WANT) != OPf_WANT_LIST) {
27da23d5 435 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
2814eb74
PJ
436 break;
437 }
438 goto nothin;
439 case OP_NULL:
440 if (oldop && o->op_next)
441 continue;
442 break;
443 case OP_SCALAR:
444 case OP_LINESEQ:
445 case OP_SCOPE:
446 nothin:
447 if (oldop && o->op_next)
448 continue;
27da23d5 449 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
2814eb74
PJ
450 break;
451
452 case OP_MAPWHILE:
453 case OP_GREPWHILE:
454 case OP_AND:
455 case OP_OR:
456 case OP_DOR:
457 case OP_ANDASSIGN:
458 case OP_ORASSIGN:
459 case OP_DORASSIGN:
460 case OP_COND_EXPR:
461 case OP_RANGE:
27da23d5 462 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
5411ce9f 463 for (l = cLOGOPo->op_other; l && l->op_type == OP_NULL; l = l->op_next)
2814eb74 464 ;
0bd48802 465 sequence(l);
2814eb74
PJ
466 break;
467
468 case OP_ENTERLOOP:
469 case OP_ENTERITER:
27da23d5 470 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
5411ce9f 471 for (l = cLOOPo->op_redoop; l && l->op_type == OP_NULL; l = l->op_next)
2814eb74 472 ;
0bd48802 473 sequence(l);
5411ce9f 474 for (l = cLOOPo->op_nextop; l && l->op_type == OP_NULL; l = l->op_next)
2814eb74 475 ;
0bd48802 476 sequence(l);
5411ce9f 477 for (l = cLOOPo->op_lastop; l && l->op_type == OP_NULL; l = l->op_next)
2814eb74 478 ;
0bd48802 479 sequence(l);
2814eb74
PJ
480 break;
481
482 case OP_QR:
483 case OP_MATCH:
484 case OP_SUBST:
27da23d5 485 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
5411ce9f 486 for (l = cPMOPo->op_pmreplstart; l && l->op_type == OP_NULL; l = l->op_next)
2814eb74 487 ;
0bd48802 488 sequence(l);
2814eb74
PJ
489 break;
490
491 case OP_HELEM:
492 break;
493
494 default:
27da23d5 495 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
2814eb74
PJ
496 break;
497 }
498 oldop = o;
499 }
500}
501
502STATIC UV
0bd48802 503S_sequence_num(pTHX_ const OP *o)
2814eb74 504{
27da23d5 505 dVAR;
2814eb74
PJ
506 SV *op,
507 **seq;
93524f2b 508 const char *key;
2814eb74
PJ
509 STRLEN len;
510 if (!o) return 0;
c0fd1b42 511 op = newSVuv(PTR2UV(o));
93524f2b 512 key = SvPV_const(op, len);
2814eb74
PJ
513 seq = hv_fetch(Sequence, key, len, 0);
514 return seq ? SvUV(*seq): 0;
515}
516
79072805 517void
6867be6d 518Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, const OP *o)
79072805 519{
27da23d5 520 dVAR;
2814eb74 521 UV seq;
0bd48802 522 sequence(o);
cea2e8a9 523 Perl_dump_indent(aTHX_ level, file, "{\n");
3967c732 524 level++;
0bd48802 525 seq = sequence_num(o);
2814eb74 526 if (seq)
c0fd1b42 527 PerlIO_printf(file, "%-4"UVf, seq);
93a17b20 528 else
3967c732 529 PerlIO_printf(file, " ");
c8db6e60
JH
530 PerlIO_printf(file,
531 "%*sTYPE = %s ===> ",
53e06cf0 532 (int)(PL_dumpindent*level-4), "", OP_NAME(o));
2814eb74 533 if (o->op_next)
c0fd1b42 534 PerlIO_printf(file, seq ? "%"UVf"\n" : "(%"UVf")\n",
0bd48802 535 sequence_num(o->op_next));
79072805 536 else
3967c732 537 PerlIO_printf(file, "DONE\n");
11343788 538 if (o->op_targ) {
acb36ea4 539 if (o->op_type == OP_NULL)
ae7d165c 540 {
cea2e8a9 541 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
ae7d165c
PJ
542 if (o->op_targ == OP_NEXTSTATE)
543 {
544 if (CopLINE(cCOPo))
9d98dee5
RB
545 Perl_dump_indent(aTHX_ level, file, "LINE = %"UVf"\n",
546 (UV)CopLINE(cCOPo));
ae7d165c
PJ
547 if (CopSTASHPV(cCOPo))
548 Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
549 CopSTASHPV(cCOPo));
550 if (cCOPo->cop_label)
551 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
552 cCOPo->cop_label);
553 }
554 }
8990e307 555 else
894356b3 556 Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
8990e307 557 }
748a9306 558#ifdef DUMPADDR
57def98f 559 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%"UVxf" => 0x%"UVxf"\n", (UV)o, (UV)o->op_next);
79072805 560#endif
11343788 561 if (o->op_flags) {
396482e1 562 SV *tmpsv = newSVpvs("");
5dc0d613 563 switch (o->op_flags & OPf_WANT) {
54310121 564 case OPf_WANT_VOID:
46fc3d4c 565 sv_catpv(tmpsv, ",VOID");
54310121
PP
566 break;
567 case OPf_WANT_SCALAR:
46fc3d4c 568 sv_catpv(tmpsv, ",SCALAR");
54310121
PP
569 break;
570 case OPf_WANT_LIST:
46fc3d4c 571 sv_catpv(tmpsv, ",LIST");
54310121
PP
572 break;
573 default:
46fc3d4c 574 sv_catpv(tmpsv, ",UNKNOWN");
54310121
PP
575 break;
576 }
11343788 577 if (o->op_flags & OPf_KIDS)
46fc3d4c 578 sv_catpv(tmpsv, ",KIDS");
11343788 579 if (o->op_flags & OPf_PARENS)
46fc3d4c 580 sv_catpv(tmpsv, ",PARENS");
11343788 581 if (o->op_flags & OPf_STACKED)
46fc3d4c 582 sv_catpv(tmpsv, ",STACKED");
11343788 583 if (o->op_flags & OPf_REF)
46fc3d4c 584 sv_catpv(tmpsv, ",REF");
11343788 585 if (o->op_flags & OPf_MOD)
46fc3d4c 586 sv_catpv(tmpsv, ",MOD");
11343788 587 if (o->op_flags & OPf_SPECIAL)
46fc3d4c 588 sv_catpv(tmpsv, ",SPECIAL");
b15aece3 589 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX_const(tmpsv) + 1 : "");
46fc3d4c 590 SvREFCNT_dec(tmpsv);
79072805 591 }
11343788 592 if (o->op_private) {
396482e1 593 SV *tmpsv = newSVpvs("");
07447971
GS
594 if (PL_opargs[o->op_type] & OA_TARGLEX) {
595 if (o->op_private & OPpTARGET_MY)
596 sv_catpv(tmpsv, ",TARGET_MY");
597 }
bf91b999
SC
598 else if (o->op_type == OP_LEAVESUB ||
599 o->op_type == OP_LEAVE ||
600 o->op_type == OP_LEAVESUBLV ||
601 o->op_type == OP_LEAVEWRITE) {
602 if (o->op_private & OPpREFCOUNTED)
603 sv_catpv(tmpsv, ",REFCOUNTED");
604 }
605 else if (o->op_type == OP_AASSIGN) {
11343788 606 if (o->op_private & OPpASSIGN_COMMON)
46fc3d4c 607 sv_catpv(tmpsv, ",COMMON");
8d063cd8 608 }
11343788
MB
609 else if (o->op_type == OP_SASSIGN) {
610 if (o->op_private & OPpASSIGN_BACKWARDS)
46fc3d4c 611 sv_catpv(tmpsv, ",BACKWARDS");
a0d0e21e 612 }
11343788
MB
613 else if (o->op_type == OP_TRANS) {
614 if (o->op_private & OPpTRANS_SQUASH)
46fc3d4c 615 sv_catpv(tmpsv, ",SQUASH");
11343788 616 if (o->op_private & OPpTRANS_DELETE)
46fc3d4c 617 sv_catpv(tmpsv, ",DELETE");
11343788 618 if (o->op_private & OPpTRANS_COMPLEMENT)
46fc3d4c 619 sv_catpv(tmpsv, ",COMPLEMENT");
bf91b999
SC
620 if (o->op_private & OPpTRANS_IDENTICAL)
621 sv_catpv(tmpsv, ",IDENTICAL");
622 if (o->op_private & OPpTRANS_GROWS)
623 sv_catpv(tmpsv, ",GROWS");
8d063cd8 624 }
11343788
MB
625 else if (o->op_type == OP_REPEAT) {
626 if (o->op_private & OPpREPEAT_DOLIST)
46fc3d4c 627 sv_catpv(tmpsv, ",DOLIST");
8d063cd8 628 }
11343788
MB
629 else if (o->op_type == OP_ENTERSUB ||
630 o->op_type == OP_RV2SV ||
23f1ca44 631 o->op_type == OP_GVSV ||
11343788
MB
632 o->op_type == OP_RV2AV ||
633 o->op_type == OP_RV2HV ||
634 o->op_type == OP_RV2GV ||
635 o->op_type == OP_AELEM ||
636 o->op_type == OP_HELEM )
85e6fe83 637 {
5dc0d613
MB
638 if (o->op_type == OP_ENTERSUB) {
639 if (o->op_private & OPpENTERSUB_AMPER)
46fc3d4c 640 sv_catpv(tmpsv, ",AMPER");
5dc0d613 641 if (o->op_private & OPpENTERSUB_DB)
46fc3d4c 642 sv_catpv(tmpsv, ",DB");
d3011074
IZ
643 if (o->op_private & OPpENTERSUB_HASTARG)
644 sv_catpv(tmpsv, ",HASTARG");
bf91b999
SC
645 if (o->op_private & OPpENTERSUB_NOPAREN)
646 sv_catpv(tmpsv, ",NOPAREN");
647 if (o->op_private & OPpENTERSUB_INARGS)
648 sv_catpv(tmpsv, ",INARGS");
95f0a2f1
SB
649 if (o->op_private & OPpENTERSUB_NOMOD)
650 sv_catpv(tmpsv, ",NOMOD");
68dc0745 651 }
bf91b999 652 else {
d3011074 653 switch (o->op_private & OPpDEREF) {
5f05dabc 654 case OPpDEREF_SV:
46fc3d4c 655 sv_catpv(tmpsv, ",SV");
5f05dabc
PP
656 break;
657 case OPpDEREF_AV:
46fc3d4c 658 sv_catpv(tmpsv, ",AV");
5f05dabc
PP
659 break;
660 case OPpDEREF_HV:
46fc3d4c 661 sv_catpv(tmpsv, ",HV");
5f05dabc
PP
662 break;
663 }
bf91b999
SC
664 if (o->op_private & OPpMAYBE_LVSUB)
665 sv_catpv(tmpsv, ",MAYBE_LVSUB");
666 }
5dc0d613
MB
667 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
668 if (o->op_private & OPpLVAL_DEFER)
46fc3d4c 669 sv_catpv(tmpsv, ",LVAL_DEFER");
68dc0745
PP
670 }
671 else {
5dc0d613 672 if (o->op_private & HINT_STRICT_REFS)
46fc3d4c 673 sv_catpv(tmpsv, ",STRICT_REFS");
192587c2
GS
674 if (o->op_private & OPpOUR_INTRO)
675 sv_catpv(tmpsv, ",OUR_INTRO");
68dc0745 676 }
8d063cd8 677 }
11343788
MB
678 else if (o->op_type == OP_CONST) {
679 if (o->op_private & OPpCONST_BARE)
46fc3d4c 680 sv_catpv(tmpsv, ",BARE");
7a52d87a
GS
681 if (o->op_private & OPpCONST_STRICT)
682 sv_catpv(tmpsv, ",STRICT");
bf91b999
SC
683 if (o->op_private & OPpCONST_ARYBASE)
684 sv_catpv(tmpsv, ",ARYBASE");
685 if (o->op_private & OPpCONST_WARNING)
686 sv_catpv(tmpsv, ",WARNING");
687 if (o->op_private & OPpCONST_ENTERED)
688 sv_catpv(tmpsv, ",ENTERED");
79072805 689 }
11343788
MB
690 else if (o->op_type == OP_FLIP) {
691 if (o->op_private & OPpFLIP_LINENUM)
46fc3d4c 692 sv_catpv(tmpsv, ",LINENUM");
79072805 693 }
11343788
MB
694 else if (o->op_type == OP_FLOP) {
695 if (o->op_private & OPpFLIP_LINENUM)
46fc3d4c 696 sv_catpv(tmpsv, ",LINENUM");
95f0a2f1
SB
697 }
698 else if (o->op_type == OP_RV2CV) {
cd06dffe
GS
699 if (o->op_private & OPpLVAL_INTRO)
700 sv_catpv(tmpsv, ",INTRO");
79072805 701 }
bf91b999
SC
702 else if (o->op_type == OP_GV) {
703 if (o->op_private & OPpEARLY_CV)
704 sv_catpv(tmpsv, ",EARLY_CV");
705 }
706 else if (o->op_type == OP_LIST) {
707 if (o->op_private & OPpLIST_GUESSED)
708 sv_catpv(tmpsv, ",GUESSED");
709 }
710 else if (o->op_type == OP_DELETE) {
711 if (o->op_private & OPpSLICE)
712 sv_catpv(tmpsv, ",SLICE");
713 }
714 else if (o->op_type == OP_EXISTS) {
715 if (o->op_private & OPpEXISTS_SUB)
716 sv_catpv(tmpsv, ",EXISTS_SUB");
717 }
718 else if (o->op_type == OP_SORT) {
719 if (o->op_private & OPpSORT_NUMERIC)
720 sv_catpv(tmpsv, ",NUMERIC");
721 if (o->op_private & OPpSORT_INTEGER)
722 sv_catpv(tmpsv, ",INTEGER");
723 if (o->op_private & OPpSORT_REVERSE)
724 sv_catpv(tmpsv, ",REVERSE");
725 }
726 else if (o->op_type == OP_THREADSV) {
727 if (o->op_private & OPpDONE_SVREF)
728 sv_catpv(tmpsv, ",SVREF");
729 }
730 else if (o->op_type == OP_OPEN || o->op_type == OP_BACKTICK) {
731 if (o->op_private & OPpOPEN_IN_RAW)
732 sv_catpv(tmpsv, ",IN_RAW");
733 if (o->op_private & OPpOPEN_IN_CRLF)
734 sv_catpv(tmpsv, ",IN_CRLF");
735 if (o->op_private & OPpOPEN_OUT_RAW)
736 sv_catpv(tmpsv, ",OUT_RAW");
737 if (o->op_private & OPpOPEN_OUT_CRLF)
738 sv_catpv(tmpsv, ",OUT_CRLF");
739 }
740 else if (o->op_type == OP_EXIT) {
741 if (o->op_private & OPpEXIT_VMSISH)
96e176bf
CL
742 sv_catpv(tmpsv, ",EXIT_VMSISH");
743 if (o->op_private & OPpHUSH_VMSISH)
744 sv_catpv(tmpsv, ",HUSH_VMSISH");
745 }
746 else if (o->op_type == OP_DIE) {
747 if (o->op_private & OPpHUSH_VMSISH)
748 sv_catpv(tmpsv, ",HUSH_VMSISH");
bf91b999 749 }
fbb0b3b3
RGS
750 else if (PL_check[o->op_type] != MEMBER_TO_FPTR(Perl_ck_ftst)) {
751 if (OP_IS_FILETEST_ACCESS(o) && o->op_private & OPpFT_ACCESS)
752 sv_catpv(tmpsv, ",FT_ACCESS");
753 if (o->op_private & OPpFT_STACKED)
754 sv_catpv(tmpsv, ",FT_STACKED");
1af34c76 755 }
11343788 756 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
46fc3d4c
PP
757 sv_catpv(tmpsv, ",INTRO");
758 if (SvCUR(tmpsv))
b15aece3 759 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX_const(tmpsv) + 1);
46fc3d4c 760 SvREFCNT_dec(tmpsv);
8d063cd8 761 }
8d063cd8 762
11343788 763 switch (o->op_type) {
971a9dd3 764 case OP_AELEMFAST:
93a17b20 765 case OP_GVSV:
79072805 766 case OP_GV:
971a9dd3 767#ifdef USE_ITHREADS
c803eecc 768 Perl_dump_indent(aTHX_ level, file, "PADIX = %" IVdf "\n", (IV)cPADOPo->op_padix);
971a9dd3 769#else
38c076c7
DM
770 if ( ! PL_op->op_flags & OPf_SPECIAL) { /* not lexical */
771 if (cSVOPo->op_sv) {
561b68a9 772 SV *tmpsv = newSV(0);
38c076c7
DM
773 ENTER;
774 SAVEFREESV(tmpsv);
bd61b366 775 gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, NULL);
8b6b16e7 776 Perl_dump_indent(aTHX_ level, file, "GV = %s\n",
d5263905 777 SvPV_nolen_const(tmpsv));
38c076c7
DM
778 LEAVE;
779 }
780 else
781 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
378cc40b 782 }
971a9dd3 783#endif
79072805
LW
784 break;
785 case OP_CONST:
f5d5a27c 786 case OP_METHOD_NAMED:
b6a15bc5
DM
787#ifndef USE_ITHREADS
788 /* with ITHREADS, consts are stored in the pad, and the right pad
789 * may not be active here, so skip */
3848b962 790 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo_sv));
b6a15bc5 791#endif
79072805 792 break;
7399586d 793 case OP_SETSTATE:
93a17b20
LW
794 case OP_NEXTSTATE:
795 case OP_DBSTATE:
57843af0 796 if (CopLINE(cCOPo))
9d98dee5
RB
797 Perl_dump_indent(aTHX_ level, file, "LINE = %"UVf"\n",
798 (UV)CopLINE(cCOPo));
ed094faf
GS
799 if (CopSTASHPV(cCOPo))
800 Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
801 CopSTASHPV(cCOPo));
11343788 802 if (cCOPo->cop_label)
ed094faf
GS
803 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
804 cCOPo->cop_label);
79072805
LW
805 break;
806 case OP_ENTERLOOP:
cea2e8a9 807 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
11343788 808 if (cLOOPo->op_redoop)
0bd48802 809 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOOPo->op_redoop));
79072805 810 else
3967c732 811 PerlIO_printf(file, "DONE\n");
cea2e8a9 812 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
11343788 813 if (cLOOPo->op_nextop)
0bd48802 814 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOOPo->op_nextop));
79072805 815 else
3967c732 816 PerlIO_printf(file, "DONE\n");
cea2e8a9 817 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
11343788 818 if (cLOOPo->op_lastop)
0bd48802 819 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOOPo->op_lastop));
79072805 820 else
3967c732 821 PerlIO_printf(file, "DONE\n");
79072805
LW
822 break;
823 case OP_COND_EXPR:
1a67a97c 824 case OP_RANGE:
a0d0e21e 825 case OP_MAPWHILE:
79072805
LW
826 case OP_GREPWHILE:
827 case OP_OR:
828 case OP_AND:
cea2e8a9 829 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
11343788 830 if (cLOGOPo->op_other)
0bd48802 831 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOGOPo->op_other));
79072805 832 else
3967c732 833 PerlIO_printf(file, "DONE\n");
79072805
LW
834 break;
835 case OP_PUSHRE:
836 case OP_MATCH:
8782bef2 837 case OP_QR:
79072805 838 case OP_SUBST:
3967c732 839 do_pmop_dump(level, file, cPMOPo);
79072805 840 break;
7934575e
GS
841 case OP_LEAVE:
842 case OP_LEAVEEVAL:
843 case OP_LEAVESUB:
844 case OP_LEAVESUBLV:
845 case OP_LEAVEWRITE:
846 case OP_SCOPE:
847 if (o->op_private & OPpREFCOUNTED)
848 Perl_dump_indent(aTHX_ level, file, "REFCNT = %"UVuf"\n", (UV)o->op_targ);
849 break;
a0d0e21e
LW
850 default:
851 break;
79072805 852 }
11343788 853 if (o->op_flags & OPf_KIDS) {
79072805 854 OP *kid;
11343788 855 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
3967c732 856 do_op_dump(level, file, kid);
8d063cd8 857 }
cea2e8a9 858 Perl_dump_indent(aTHX_ level-1, file, "}\n");
3967c732
JD
859}
860
861void
6867be6d 862Perl_op_dump(pTHX_ const OP *o)
3967c732
JD
863{
864 do_op_dump(0, Perl_debug_log, o);
8d063cd8
LW
865}
866
8adcabd8 867void
864dbfa3 868Perl_gv_dump(pTHX_ GV *gv)
378cc40b 869{
79072805 870 SV *sv;
378cc40b 871
79072805 872 if (!gv) {
760ac839 873 PerlIO_printf(Perl_debug_log, "{}\n");
378cc40b
LW
874 return;
875 }
8990e307 876 sv = sv_newmortal();
760ac839 877 PerlIO_printf(Perl_debug_log, "{\n");
bd61b366 878 gv_fullname3(sv, gv, NULL);
b15aece3 879 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX_const(sv));
79072805 880 if (gv != GvEGV(gv)) {
bd61b366 881 gv_efullname3(sv, GvEGV(gv), NULL);
b15aece3 882 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX_const(sv));
8adcabd8 883 }
3967c732 884 PerlIO_putc(Perl_debug_log, '\n');
cea2e8a9 885 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
8d063cd8
LW
886}
887
14befaf4 888
afe38520 889/* map magic types to the symbolic names
14befaf4
DM
890 * (with the PERL_MAGIC_ prefixed stripped)
891 */
892
27da23d5 893static const struct { const char type; const char *name; } magic_names[] = {
516a5887
JH
894 { PERL_MAGIC_sv, "sv(\\0)" },
895 { PERL_MAGIC_arylen, "arylen(#)" },
ca732855 896 { PERL_MAGIC_rhash, "rhash(%)" },
516a5887
JH
897 { PERL_MAGIC_glob, "glob(*)" },
898 { PERL_MAGIC_pos, "pos(.)" },
8d2f4536 899 { PERL_MAGIC_symtab, "symtab(:)" },
516a5887 900 { PERL_MAGIC_backref, "backref(<)" },
a3874608 901 { PERL_MAGIC_arylen_p, "arylen_p(@)" },
516a5887
JH
902 { PERL_MAGIC_overload, "overload(A)" },
903 { PERL_MAGIC_bm, "bm(B)" },
904 { PERL_MAGIC_regdata, "regdata(D)" },
905 { PERL_MAGIC_env, "env(E)" },
906 { PERL_MAGIC_isa, "isa(I)" },
907 { PERL_MAGIC_dbfile, "dbfile(L)" },
afe38520 908 { PERL_MAGIC_shared, "shared(N)" },
516a5887
JH
909 { PERL_MAGIC_tied, "tied(P)" },
910 { PERL_MAGIC_sig, "sig(S)" },
911 { PERL_MAGIC_uvar, "uvar(U)" },
912 { PERL_MAGIC_overload_elem, "overload_elem(a)" },
913 { PERL_MAGIC_overload_table, "overload_table(c)" },
914 { PERL_MAGIC_regdatum, "regdatum(d)" },
915 { PERL_MAGIC_envelem, "envelem(e)" },
916 { PERL_MAGIC_fm, "fm(f)" },
917 { PERL_MAGIC_regex_global, "regex_global(g)" },
918 { PERL_MAGIC_isaelem, "isaelem(i)" },
919 { PERL_MAGIC_nkeys, "nkeys(k)" },
920 { PERL_MAGIC_dbline, "dbline(l)" },
921 { PERL_MAGIC_mutex, "mutex(m)" },
afe38520 922 { PERL_MAGIC_shared_scalar, "shared_scalar(n)" },
516a5887
JH
923 { PERL_MAGIC_collxfrm, "collxfrm(o)" },
924 { PERL_MAGIC_tiedelem, "tiedelem(p)" },
925 { PERL_MAGIC_tiedscalar, "tiedscalar(q)" },
926 { PERL_MAGIC_qr, "qr(r)" },
927 { PERL_MAGIC_sigelem, "sigelem(s)" },
928 { PERL_MAGIC_taint, "taint(t)" },
afe38520 929 { PERL_MAGIC_uvar_elem, "uvar_elem(v)" },
516a5887 930 { PERL_MAGIC_vec, "vec(v)" },
cb50f42d 931 { PERL_MAGIC_vstring, "vstring(V)" },
7e8c5dac 932 { PERL_MAGIC_utf8, "utf8(w)" },
516a5887
JH
933 { PERL_MAGIC_substr, "substr(x)" },
934 { PERL_MAGIC_defelem, "defelem(y)" },
935 { PERL_MAGIC_ext, "ext(~)" },
936 /* this null string terminates the list */
937 { 0, 0 },
14befaf4
DM
938};
939
8adcabd8 940void
6867be6d 941Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, const MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
8d063cd8 942{
3967c732 943 for (; mg; mg = mg->mg_moremagic) {
b900a521
JH
944 Perl_dump_indent(aTHX_ level, file,
945 " MAGIC = 0x%"UVxf"\n", PTR2UV(mg));
3967c732 946 if (mg->mg_virtual) {
bfed75c6 947 const MGVTBL * const v = mg->mg_virtual;
c445ea15 948 const char *s = NULL;
3967c732
JD
949 if (v == &PL_vtbl_sv) s = "sv";
950 else if (v == &PL_vtbl_env) s = "env";
951 else if (v == &PL_vtbl_envelem) s = "envelem";
952 else if (v == &PL_vtbl_sig) s = "sig";
953 else if (v == &PL_vtbl_sigelem) s = "sigelem";
954 else if (v == &PL_vtbl_pack) s = "pack";
955 else if (v == &PL_vtbl_packelem) s = "packelem";
956 else if (v == &PL_vtbl_dbline) s = "dbline";
957 else if (v == &PL_vtbl_isa) s = "isa";
958 else if (v == &PL_vtbl_arylen) s = "arylen";
959 else if (v == &PL_vtbl_glob) s = "glob";
960 else if (v == &PL_vtbl_mglob) s = "mglob";
961 else if (v == &PL_vtbl_nkeys) s = "nkeys";
962 else if (v == &PL_vtbl_taint) s = "taint";
963 else if (v == &PL_vtbl_substr) s = "substr";
964 else if (v == &PL_vtbl_vec) s = "vec";
965 else if (v == &PL_vtbl_pos) s = "pos";
966 else if (v == &PL_vtbl_bm) s = "bm";
967 else if (v == &PL_vtbl_fm) s = "fm";
968 else if (v == &PL_vtbl_uvar) s = "uvar";
969 else if (v == &PL_vtbl_defelem) s = "defelem";
970#ifdef USE_LOCALE_COLLATE
971 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
972#endif
3967c732
JD
973 else if (v == &PL_vtbl_amagic) s = "amagic";
974 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
810b8aa5 975 else if (v == &PL_vtbl_backref) s = "backref";
7e8c5dac 976 else if (v == &PL_vtbl_utf8) s = "utf8";
83bf042f 977 else if (v == &PL_vtbl_arylen_p) s = "arylen_p";
3967c732 978 if (s)
cea2e8a9 979 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
3967c732 980 else
b900a521 981 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%"UVxf"\n", PTR2UV(v));
3967c732
JD
982 }
983 else
cea2e8a9 984 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
8d063cd8 985
3967c732 986 if (mg->mg_private)
cea2e8a9 987 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
3967c732 988
14befaf4
DM
989 {
990 int n;
c445ea15 991 const char *name = NULL;
27da23d5 992 for (n = 0; magic_names[n].name; n++) {
14befaf4
DM
993 if (mg->mg_type == magic_names[n].type) {
994 name = magic_names[n].name;
995 break;
996 }
997 }
998 if (name)
999 Perl_dump_indent(aTHX_ level, file,
1000 " MG_TYPE = PERL_MAGIC_%s\n", name);
1001 else
1002 Perl_dump_indent(aTHX_ level, file,
1003 " MG_TYPE = UNKNOWN(\\%o)\n", mg->mg_type);
1004 }
3967c732
JD
1005
1006 if (mg->mg_flags) {
cea2e8a9 1007 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
cb50f42d
YST
1008 if (mg->mg_type == PERL_MAGIC_envelem &&
1009 mg->mg_flags & MGf_TAINTEDDIR)
cea2e8a9 1010 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
3967c732 1011 if (mg->mg_flags & MGf_REFCOUNTED)
cea2e8a9 1012 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
3967c732 1013 if (mg->mg_flags & MGf_GSKIP)
cea2e8a9 1014 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
cb50f42d
YST
1015 if (mg->mg_type == PERL_MAGIC_regex_global &&
1016 mg->mg_flags & MGf_MINMATCH)
cea2e8a9 1017 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
3967c732
JD
1018 }
1019 if (mg->mg_obj) {
b900a521 1020 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
3967c732
JD
1021 if (mg->mg_flags & MGf_REFCOUNTED)
1022 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
1023 }
1024 if (mg->mg_len)
894356b3 1025 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %ld\n", (long)mg->mg_len);
3967c732 1026 if (mg->mg_ptr) {
b900a521 1027 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
3967c732 1028 if (mg->mg_len >= 0) {
7e8c5dac 1029 if (mg->mg_type != PERL_MAGIC_utf8) {
396482e1 1030 SV *sv = newSVpvs("");
7e8c5dac
HS
1031 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
1032 SvREFCNT_dec(sv);
1033 }
3967c732
JD
1034 }
1035 else if (mg->mg_len == HEf_SVKEY) {
1036 PerlIO_puts(file, " => HEf_SVKEY\n");
1037 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
1038 continue;
1039 }
1040 else
1041 PerlIO_puts(file, " ???? - please notify IZ");
1042 PerlIO_putc(file, '\n');
1043 }
7e8c5dac
HS
1044 if (mg->mg_type == PERL_MAGIC_utf8) {
1045 STRLEN *cache = (STRLEN *) mg->mg_ptr;
1046 if (cache) {
1047 IV i;
1048 for (i = 0; i < PERL_MAGIC_UTF8_CACHESIZE; i++)
1049 Perl_dump_indent(aTHX_ level, file,
1050 " %2"IVdf": %"UVuf" -> %"UVuf"\n",
1051 i,
1052 (UV)cache[i * 2],
1053 (UV)cache[i * 2 + 1]);
1054 }
1055 }
378cc40b 1056 }
3967c732
JD
1057}
1058
1059void
6867be6d 1060Perl_magic_dump(pTHX_ const MAGIC *mg)
3967c732
JD
1061{
1062 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
1063}
1064
1065void
e1ec3a88 1066Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, const char *name, HV *sv)
3967c732 1067{
bfcb3514 1068 const char *hvname;
b900a521 1069 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
bfcb3514
NC
1070 if (sv && (hvname = HvNAME_get(sv)))
1071 PerlIO_printf(file, "\t\"%s\"\n", hvname);
79072805 1072 else
3967c732
JD
1073 PerlIO_putc(file, '\n');
1074}
1075
1076void
e1ec3a88 1077Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, const char *name, GV *sv)
3967c732 1078{
b900a521 1079 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
3967c732
JD
1080 if (sv && GvNAME(sv))
1081 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
c90c0ff4 1082 else
3967c732
JD
1083 PerlIO_putc(file, '\n');
1084}
1085
1086void
e1ec3a88 1087Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, const char *name, GV *sv)
3967c732 1088{
b900a521 1089 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
3967c732 1090 if (sv && GvNAME(sv)) {
bfcb3514 1091 const char *hvname;
3967c732 1092 PerlIO_printf(file, "\t\"");
bfcb3514
NC
1093 if (GvSTASH(sv) && (hvname = HvNAME_get(GvSTASH(sv))))
1094 PerlIO_printf(file, "%s\" :: \"", hvname);
3967c732 1095 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
8d063cd8 1096 }
3967c732
JD
1097 else
1098 PerlIO_putc(file, '\n');
1099}
1100
1101void
864dbfa3 1102Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
3967c732 1103{
97aff369 1104 dVAR;
cea89e20 1105 SV *d;
e1ec3a88 1106 const char *s;
3967c732
JD
1107 U32 flags;
1108 U32 type;
1109
1110 if (!sv) {
cea2e8a9 1111 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
3967c732 1112 return;
378cc40b 1113 }
2ef28da1 1114
3967c732
JD
1115 flags = SvFLAGS(sv);
1116 type = SvTYPE(sv);
79072805 1117
cea89e20 1118 d = Perl_newSVpvf(aTHX_
57def98f 1119 "(0x%"UVxf") at 0x%"UVxf"\n%*s REFCNT = %"IVdf"\n%*s FLAGS = (",
56431972 1120 PTR2UV(SvANY(sv)), PTR2UV(sv),
894356b3
GS
1121 (int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv),
1122 (int)(PL_dumpindent*level), "");
8d063cd8 1123
d9d18af6 1124 if (flags & SVs_PADSTALE) sv_catpv(d, "PADSTALE,");
3967c732
JD
1125 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
1126 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
1127 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
1128 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
1129 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
1130 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
1131 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
4db58590 1132
3967c732
JD
1133 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
1134 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
1135 if (flags & SVf_POK) sv_catpv(d, "POK,");
810b8aa5
GS
1136 if (flags & SVf_ROK) {
1137 sv_catpv(d, "ROK,");
1138 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
1139 }
3967c732
JD
1140 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
1141 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
1142 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
4db58590 1143
afce8e55
NC
1144 if (flags & SVf_AMAGIC && type != SVt_PVHV)
1145 sv_catpv(d, "OVERLOAD,");
3967c732
JD
1146 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
1147 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
1148 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
9660f481
DM
1149 if (flags & SVp_SCREAM && type != SVt_PVHV)
1150 sv_catpv(d, "SCREAM,");
3967c732
JD
1151
1152 switch (type) {
1153 case SVt_PVCV:
1154 case SVt_PVFM:
1155 if (CvANON(sv)) sv_catpv(d, "ANON,");
1156 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
1157 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
1158 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
de3f1649 1159 if (CvCONST(sv)) sv_catpv(d, "CONST,");
3967c732 1160 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
25da4f38 1161 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
18f7acf9
TJ
1162 if (CvLVALUE(sv)) sv_catpv(d, "LVALUE,");
1163 if (CvMETHOD(sv)) sv_catpv(d, "METHOD,");
662a8415 1164 if (CvLOCKED(sv)) sv_catpv(d, "LOCKED,");
7dafbf52 1165 if (CvWEAKOUTSIDE(sv)) sv_catpv(d, "WEAKOUTSIDE,");
06492da6 1166 if (CvASSERTION(sv)) sv_catpv(d, "ASSERTION,");
3967c732
JD
1167 break;
1168 case SVt_PVHV:
1169 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
1170 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
19692e8d 1171 if (HvHASKFLAGS(sv)) sv_catpv(d, "HASKFLAGS,");
afce8e55 1172 if (HvREHASH(sv)) sv_catpv(d, "REHASH,");
9660f481 1173 if (flags & SVphv_CLONEABLE) sv_catpv(d, "CLONEABLE,");
3967c732 1174 break;
4ce457a6 1175 case SVt_PVGV: case SVt_PVLV:
3967c732
JD
1176 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
1177 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
7fb37951 1178 if (GvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
3967c732 1179 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
12c18039 1180 if (GvIN_PAD(sv)) sv_catpv(d, "IN_PAD,");
addd1794 1181 if (flags & SVpad_OUR) sv_catpv(d, "OUR,");
3967c732
JD
1182 if (GvIMPORTED(sv)) {
1183 sv_catpv(d, "IMPORT");
1184 if (GvIMPORTED(sv) == GVf_IMPORTED)
1185 sv_catpv(d, "ALL,");
1186 else {
1187 sv_catpv(d, "(");
1188 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
1189 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
1190 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
1191 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
1192 sv_catpv(d, " ),");
1193 }
1194 }
addd1794 1195 /* FALL THROUGH */
25da4f38
IZ
1196 default:
1197 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
69c678eb 1198 if (SvIsUV(sv) && !(flags & SVf_ROK)) sv_catpv(d, "IsUV,");
25da4f38 1199 break;
3967c732
JD
1200 case SVt_PVBM:
1201 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
25da4f38 1202 if (SvVALID(sv)) sv_catpv(d, "VALID,");
3967c732 1203 break;
addd1794
AMS
1204 case SVt_PVMG:
1205 if (flags & SVpad_TYPED)
1206 sv_catpv(d, "TYPED,");
1207 break;
11ca45c0
NC
1208 case SVt_PVAV:
1209 break;
3967c732 1210 }
86f0d186
NC
1211 /* SVphv_SHAREKEYS is also 0x20000000 */
1212 if ((type != SVt_PVHV) && SvUTF8(sv))
9fe74ede 1213 sv_catpv(d, "UTF8");
3967c732 1214
b162af07
SP
1215 if (*(SvEND(d) - 1) == ',') {
1216 SvCUR_set(d, SvCUR(d) - 1);
1217 SvPVX(d)[SvCUR(d)] = '\0';
1218 }
3967c732 1219 sv_catpv(d, ")");
b15aece3 1220 s = SvPVX_const(d);
3967c732 1221
fd0854ff
DM
1222#ifdef DEBUG_LEAKING_SCALARS
1223 Perl_dump_indent(aTHX_ level, file, "ALLOCATED at %s:%d %s %s%s\n",
1224 sv->sv_debug_file ? sv->sv_debug_file : "(unknown)",
1225 sv->sv_debug_line,
1226 sv->sv_debug_inpad ? "for" : "by",
1227 sv->sv_debug_optype ? PL_op_name[sv->sv_debug_optype]: "(none)",
1228 sv->sv_debug_cloned ? " (cloned)" : "");
1229#endif
cea2e8a9 1230 Perl_dump_indent(aTHX_ level, file, "SV = ");
3967c732
JD
1231 switch (type) {
1232 case SVt_NULL:
1233 PerlIO_printf(file, "NULL%s\n", s);
cea89e20 1234 SvREFCNT_dec(d);
3967c732
JD
1235 return;
1236 case SVt_IV:
1237 PerlIO_printf(file, "IV%s\n", s);
1238 break;
1239 case SVt_NV:
1240 PerlIO_printf(file, "NV%s\n", s);
1241 break;
1242 case SVt_RV:
1243 PerlIO_printf(file, "RV%s\n", s);
1244 break;
1245 case SVt_PV:
1246 PerlIO_printf(file, "PV%s\n", s);
1247 break;
1248 case SVt_PVIV:
1249 PerlIO_printf(file, "PVIV%s\n", s);
1250 break;
1251 case SVt_PVNV:
1252 PerlIO_printf(file, "PVNV%s\n", s);
1253 break;
1254 case SVt_PVBM:
1255 PerlIO_printf(file, "PVBM%s\n", s);
1256 break;
1257 case SVt_PVMG:
1258 PerlIO_printf(file, "PVMG%s\n", s);
1259 break;
1260 case SVt_PVLV:
1261 PerlIO_printf(file, "PVLV%s\n", s);
1262 break;
1263 case SVt_PVAV:
1264 PerlIO_printf(file, "PVAV%s\n", s);
1265 break;
1266 case SVt_PVHV:
1267 PerlIO_printf(file, "PVHV%s\n", s);
1268 break;
1269 case SVt_PVCV:
1270 PerlIO_printf(file, "PVCV%s\n", s);
1271 break;
1272 case SVt_PVGV:
1273 PerlIO_printf(file, "PVGV%s\n", s);
1274 break;
1275 case SVt_PVFM:
1276 PerlIO_printf(file, "PVFM%s\n", s);
1277 break;
1278 case SVt_PVIO:
1279 PerlIO_printf(file, "PVIO%s\n", s);
1280 break;
1281 default:
faccc32b 1282 PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s);
cea89e20 1283 SvREFCNT_dec(d);
3967c732
JD
1284 return;
1285 }
e4305a63
NC
1286 if ((type >= SVt_PVIV && type != SVt_PVAV && type != SVt_PVHV)
1287 || type == SVt_IV) {
765f542d 1288 if (SvIsUV(sv)
f8c7b90f 1289#ifdef PERL_OLD_COPY_ON_WRITE
765f542d
NC
1290 || SvIsCOW(sv)
1291#endif
1292 )
57def98f 1293 Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
cf2093f6 1294 else
57def98f 1295 Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
3967c732
JD
1296 if (SvOOK(sv))
1297 PerlIO_printf(file, " (OFFSET)");
f8c7b90f 1298#ifdef PERL_OLD_COPY_ON_WRITE
765f542d
NC
1299 if (SvIsCOW_shared_hash(sv))
1300 PerlIO_printf(file, " (HASH)");
1301 else if (SvIsCOW_normal(sv))
1302 PerlIO_printf(file, " (COW from 0x%"UVxf")", (UV)SvUVX(sv));
1303#endif
3967c732
JD
1304 PerlIO_putc(file, '\n');
1305 }
e4305a63
NC
1306 if ((type >= SVt_PVNV && type != SVt_PVAV && type != SVt_PVHV)
1307 || type == SVt_NV) {
e54dc35b 1308 STORE_NUMERIC_LOCAL_SET_STANDARD();
57def98f 1309 /* %Vg doesn't work? --jhi */
cf2093f6 1310#ifdef USE_LONG_DOUBLE
2d4389e4 1311 Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv));
cf2093f6 1312#else
cea2e8a9 1313 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
cf2093f6 1314#endif
e54dc35b 1315 RESTORE_NUMERIC_LOCAL();
3967c732
JD
1316 }
1317 if (SvROK(sv)) {
57def98f 1318 Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
3967c732
JD
1319 if (nest < maxnest)
1320 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
3967c732 1321 }
cea89e20
JH
1322 if (type < SVt_PV) {
1323 SvREFCNT_dec(d);
3967c732 1324 return;
cea89e20 1325 }
4ce457a6 1326 if (type <= SVt_PVLV && type != SVt_PVGV) {
b15aece3
SP
1327 if (SvPVX_const(sv)) {
1328 Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX_const(sv)));
3967c732 1329 if (SvOOK(sv))
b15aece3
SP
1330 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX_const(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
1331 PerlIO_printf(file, "%s", pv_display(d, SvPVX_const(sv), SvCUR(sv), SvLEN(sv), pvlim));
e6abe6d8 1332 if (SvUTF8(sv)) /* the 8? \x{....} */
c728cb41 1333 PerlIO_printf(file, " [UTF8 \"%s\"]", sv_uni_display(d, sv, 8 * sv_len_utf8(sv), UNI_DISPLAY_QQ));
e6abe6d8 1334 PerlIO_printf(file, "\n");
57def98f
JH
1335 Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
1336 Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
3967c732
JD
1337 }
1338 else
cea2e8a9 1339 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
3967c732
JD
1340 }
1341 if (type >= SVt_PVMG) {
1342 if (SvMAGIC(sv))
1343 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
1344 if (SvSTASH(sv))
1345 do_hv_dump(level, file, " STASH", SvSTASH(sv));
1346 }
1347 switch (type) {
3967c732 1348 case SVt_PVAV:
57def98f 1349 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
3967c732 1350 if (AvARRAY(sv) != AvALLOC(sv)) {
57def98f
JH
1351 PerlIO_printf(file, " (offset=%"IVdf")\n", (IV)(AvARRAY(sv) - AvALLOC(sv)));
1352 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%"UVxf"\n", PTR2UV(AvALLOC(sv)));
3967c732
JD
1353 }
1354 else
1355 PerlIO_putc(file, '\n');
57def98f
JH
1356 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)AvFILLp(sv));
1357 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)AvMAX(sv));
a3874608 1358 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%"UVxf"\n", SvMAGIC(sv) ? PTR2UV(AvARYLEN(sv)) : 0);
c69006e4 1359 sv_setpvn(d, "", 0);
11ca45c0
NC
1360 if (AvREAL(sv)) sv_catpv(d, ",REAL");
1361 if (AvREIFY(sv)) sv_catpv(d, ",REIFY");
b15aece3
SP
1362 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n",
1363 SvCUR(d) ? SvPVX_const(d) + 1 : "");
3967c732
JD
1364 if (nest < maxnest && av_len((AV*)sv) >= 0) {
1365 int count;
1366 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
1367 SV** elt = av_fetch((AV*)sv,count,0);
1368
57def98f 1369 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count);
2ef28da1 1370 if (elt)
3967c732
JD
1371 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
1372 }
1373 }
1374 break;
1375 case SVt_PVHV:
57def98f 1376 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(HvARRAY(sv)));
3967c732
JD
1377 if (HvARRAY(sv) && HvKEYS(sv)) {
1378 /* Show distribution of HEs in the ARRAY */
1379 int freq[200];
1380#define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
1381 int i;
1382 int max = 0;
1383 U32 pow2 = 2, keys = HvKEYS(sv);
65202027 1384 NV theoret, sum = 0;
3967c732
JD
1385
1386 PerlIO_printf(file, " (");
1387 Zero(freq, FREQ_MAX + 1, int);
eb160463 1388 for (i = 0; (STRLEN)i <= HvMAX(sv); i++) {
c445ea15
AL
1389 HE* h;
1390 int count = 0;
3967c732
JD
1391 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
1392 count++;
1393 if (count > FREQ_MAX)
1394 count = FREQ_MAX;
1395 freq[count]++;
1396 if (max < count)
1397 max = count;
1398 }
1399 for (i = 0; i <= max; i++) {
1400 if (freq[i]) {
1401 PerlIO_printf(file, "%d%s:%d", i,
1402 (i == FREQ_MAX) ? "+" : "",
1403 freq[i]);
1404 if (i != max)
1405 PerlIO_printf(file, ", ");
1406 }
1407 }
1408 PerlIO_putc(file, ')');
b8fa94d8
MG
1409 /* The "quality" of a hash is defined as the total number of
1410 comparisons needed to access every element once, relative
1411 to the expected number needed for a random hash.
1412
1413 The total number of comparisons is equal to the sum of
e76cd0fa
AMS
1414 the squares of the number of entries in each bucket.
1415 For a random hash of n keys into k buckets, the expected
b8fa94d8
MG
1416 value is
1417 n + n(n-1)/2k
1418 */
1419
3967c732
JD
1420 for (i = max; i > 0; i--) { /* Precision: count down. */
1421 sum += freq[i] * i * i;
1422 }
155aba94 1423 while ((keys = keys >> 1))
3967c732 1424 pow2 = pow2 << 1;
3967c732 1425 theoret = HvKEYS(sv);
b8fa94d8 1426 theoret += theoret * (theoret-1)/pow2;
3967c732 1427 PerlIO_putc(file, '\n');
6b4667fc 1428 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1"NVff"%%", theoret/sum*100);
3967c732
JD
1429 }
1430 PerlIO_putc(file, '\n');
57def98f
JH
1431 Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv));
1432 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)HvFILL(sv));
1433 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)HvMAX(sv));
bfcb3514
NC
1434 Perl_dump_indent(aTHX_ level, file, " RITER = %"IVdf"\n", (IV)HvRITER_get(sv));
1435 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%"UVxf"\n", PTR2UV(HvEITER_get(sv)));
8d2f4536
NC
1436 {
1437 MAGIC *mg = mg_find(sv, PERL_MAGIC_symtab);
1438 if (mg && mg->mg_obj) {
1439 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
1440 }
1441 }
bfcb3514
NC
1442 {
1443 const char *hvname = HvNAME_get(sv);
1444 if (hvname)
1445 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", hvname);
1446 }
86f55936
NC
1447 if (SvOOK(sv)) {
1448 AV *backrefs = *Perl_hv_backreferences_p(aTHX_ (HV*)sv);
1449 if (backrefs) {
1450 Perl_dump_indent(aTHX_ level, file, " BACKREFS = 0x%"UVxf"\n",
1451 PTR2UV(backrefs));
1452 do_sv_dump(level+1, file, (SV*)backrefs, nest+1, maxnest,
1453 dumpops, pvlim);
1454 }
1455 }
bfcb3514 1456 if (nest < maxnest && !HvEITER_get(sv)) { /* Try to preserve iterator */
3967c732 1457 HE *he;
7a5b473e 1458 HV * const hv = (HV*)sv;
3967c732
JD
1459 int count = maxnest - nest;
1460
1461 hv_iterinit(hv);
e16e2ff8
NC
1462 while ((he = hv_iternext_flags(hv, HV_ITERNEXT_WANTPLACEHOLDERS))
1463 && count--) {
98c991d1 1464 SV *elt, *keysv;
e1ec3a88 1465 const char *keypv;
98c991d1 1466 STRLEN len;
7a5b473e 1467 const U32 hash = HeHASH(he);
3967c732 1468
98c991d1 1469 keysv = hv_iterkeysv(he);
93524f2b 1470 keypv = SvPV_const(keysv, len);
3967c732 1471 elt = hv_iterval(hv, he);
98c991d1
JH
1472 Perl_dump_indent(aTHX_ level+1, file, "Elt %s ", pv_display(d, keypv, len, 0, pvlim));
1473 if (SvUTF8(keysv))
c728cb41 1474 PerlIO_printf(file, "[UTF8 \"%s\"] ", sv_uni_display(d, keysv, 8 * sv_len_utf8(keysv), UNI_DISPLAY_QQ));
afce8e55
NC
1475 if (HeKREHASH(he))
1476 PerlIO_printf(file, "[REHASH] ");
98c991d1 1477 PerlIO_printf(file, "HASH = 0x%"UVxf"\n", (UV)hash);
3967c732
JD
1478 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1479 }
1480 hv_iterinit(hv); /* Return to status quo */
1481 }
1482 break;
1483 case SVt_PVCV:
1484 if (SvPOK(sv))
93524f2b 1485 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV_nolen_const(sv));
3967c732
JD
1486 /* FALL THROUGH */
1487 case SVt_PVFM:
1488 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1489 if (CvSTART(sv))
0bd48802 1490 Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)sequence_num(CvSTART(sv)));
57def98f 1491 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n", PTR2UV(CvROOT(sv)));
3967c732
JD
1492 if (CvROOT(sv) && dumpops)
1493 do_op_dump(level+1, file, CvROOT(sv));
57def98f 1494 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%"UVxf"\n", PTR2UV(CvXSUB(sv)));
b1886099
NC
1495 {
1496 SV *constant = cv_const_sv((CV *)sv);
1497
1498
1499 if (constant) {
1500 Perl_dump_indent(aTHX_ level, file, " XSUBANY = 0x%"UVxf
1501 " (CONST SV)\n",
1502 PTR2UV(CvXSUBANY(sv).any_ptr));
1503 do_sv_dump(level+1, file, constant, nest+1, maxnest, dumpops,
1504 pvlim);
1505 } else {
1506 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %"IVdf"\n",
1507 (IV)CvXSUBANY(sv).any_i32);
1508 }
1509 }
3967c732 1510 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
57843af0 1511 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
57def98f 1512 Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
894356b3 1513 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
a3985cdc 1514 Perl_dump_indent(aTHX_ level, file, " OUTSIDE_SEQ = %"UVuf"\n", (UV)CvOUTSIDE_SEQ(sv));
3967c732 1515 if (type == SVt_PVFM)
57def98f
JH
1516 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
1517 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
dd2155a4
DM
1518 if (nest < maxnest) {
1519 do_dump_pad(level+1, file, CvPADLIST(sv), 0);
3967c732
JD
1520 }
1521 {
e1ec3a88 1522 const CV *outside = CvOUTSIDE(sv);
2ef28da1 1523 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n",
57def98f 1524 PTR2UV(outside),
cf2093f6
JH
1525 (!outside ? "null"
1526 : CvANON(outside) ? "ANON"
1527 : (outside == PL_main_cv) ? "MAIN"
1528 : CvUNIQUE(outside) ? "UNIQUE"
1529 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
3967c732
JD
1530 }
1531 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1532 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1533 break;
4ce457a6
TP
1534 case SVt_PVGV: case SVt_PVLV:
1535 if (type == SVt_PVLV) {
1536 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
1537 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
1538 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
1539 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
1540 if (LvTYPE(sv) != 't' && LvTYPE(sv) != 'T')
1541 do_sv_dump(level+1, file, LvTARG(sv), nest+1, maxnest,
1542 dumpops, pvlim);
1543 }
cea2e8a9 1544 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
57def98f 1545 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
3967c732 1546 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
57def98f 1547 Perl_dump_indent(aTHX_ level, file, " GP = 0x%"UVxf"\n", PTR2UV(GvGP(sv)));
f472eb5c
GS
1548 if (!GvGP(sv))
1549 break;
57def98f
JH
1550 Perl_dump_indent(aTHX_ level, file, " SV = 0x%"UVxf"\n", PTR2UV(GvSV(sv)));
1551 Perl_dump_indent(aTHX_ level, file, " REFCNT = %"IVdf"\n", (IV)GvREFCNT(sv));
1552 Perl_dump_indent(aTHX_ level, file, " IO = 0x%"UVxf"\n", PTR2UV(GvIOp(sv)));
1553 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%"UVxf" \n", PTR2UV(GvFORM(sv)));
1554 Perl_dump_indent(aTHX_ level, file, " AV = 0x%"UVxf"\n", PTR2UV(GvAV(sv)));
1555 Perl_dump_indent(aTHX_ level, file, " HV = 0x%"UVxf"\n", PTR2UV(GvHV(sv)));
1556 Perl_dump_indent(aTHX_ level, file, " CV = 0x%"UVxf"\n", PTR2UV(GvCV(sv)));
1557 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%"UVxf"\n", (UV)GvCVGEN(sv));
57def98f 1558 Perl_dump_indent(aTHX_ level, file, " LINE = %"IVdf"\n", (IV)GvLINE(sv));
b195d487 1559 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", GvFILE(sv));
e39917cc 1560 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)GvFLAGS(sv));
3967c732
JD
1561 do_gv_dump (level, file, " EGV", GvEGV(sv));
1562 break;
1563 case SVt_PVIO:
57def98f
JH
1564 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%"UVxf"\n", PTR2UV(IoIFP(sv)));
1565 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%"UVxf"\n", PTR2UV(IoOFP(sv)));
1566 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%"UVxf"\n", PTR2UV(IoDIRP(sv)));
1567 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)IoLINES(sv));
1568 Perl_dump_indent(aTHX_ level, file, " PAGE = %"IVdf"\n", (IV)IoPAGE(sv));
1569 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %"IVdf"\n", (IV)IoPAGE_LEN(sv));
1570 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %"IVdf"\n", (IV)IoLINES_LEFT(sv));
27533608 1571 if (IoTOP_NAME(sv))
cea2e8a9 1572 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
3967c732 1573 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
27533608 1574 if (IoFMT_NAME(sv))
cea2e8a9 1575 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
3967c732 1576 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
27533608 1577 if (IoBOTTOM_NAME(sv))
cea2e8a9 1578 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
3967c732 1579 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
57def98f 1580 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %"IVdf"\n", (IV)IoSUBPROCESS(sv));
27533608 1581 if (isPRINT(IoTYPE(sv)))
cea2e8a9 1582 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
27533608 1583 else
cea2e8a9 1584 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
57def98f 1585 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv));
3967c732
JD
1586 break;
1587 }
cea89e20 1588 SvREFCNT_dec(d);
3967c732
JD
1589}
1590
1591void
864dbfa3 1592Perl_sv_dump(pTHX_ SV *sv)
3967c732 1593{
97aff369 1594 dVAR;
3967c732 1595 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
8d063cd8 1596}
bd16a5f0
IZ
1597
1598int
1599Perl_runops_debug(pTHX)
1600{
97aff369 1601 dVAR;
bd16a5f0
IZ
1602 if (!PL_op) {
1603 if (ckWARN_d(WARN_DEBUGGING))
9014280d 1604 Perl_warner(aTHX_ packWARN(WARN_DEBUGGING), "NULL OP IN RUN");
bd16a5f0
IZ
1605 return 0;
1606 }
1607
9f3673fb 1608 DEBUG_l(Perl_deb(aTHX_ "Entering new RUNOPS level\n"));
bd16a5f0
IZ
1609 do {
1610 PERL_ASYNC_CHECK();
1611 if (PL_debug) {
1612 if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
1613 PerlIO_printf(Perl_debug_log,
1614 "WARNING: %"UVxf" changed from %"UVxf" to %"UVxf"\n",
1615 PTR2UV(PL_watchaddr), PTR2UV(PL_watchok),
1616 PTR2UV(*PL_watchaddr));
d6721266
DM
1617 if (DEBUG_s_TEST_) {
1618 if (DEBUG_v_TEST_) {
1619 PerlIO_printf(Perl_debug_log, "\n");
1620 deb_stack_all();
1621 }
1622 else
1623 debstack();
1624 }
1625
1626
bd16a5f0
IZ
1627 if (DEBUG_t_TEST_) debop(PL_op);
1628 if (DEBUG_P_TEST_) debprof(PL_op);
1629 }
1630 } while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX)));
9f3673fb 1631 DEBUG_l(Perl_deb(aTHX_ "leaving RUNOPS level\n"));
bd16a5f0
IZ
1632
1633 TAINT_NOT;
1634 return 0;
1635}
1636
1637I32
6867be6d 1638Perl_debop(pTHX_ const OP *o)
bd16a5f0 1639{
97aff369 1640 dVAR;
1045810a
IZ
1641 if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
1642 return 0;
1643
bd16a5f0
IZ
1644 Perl_deb(aTHX_ "%s", OP_NAME(o));
1645 switch (o->op_type) {
1646 case OP_CONST:
1647 PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo_sv));
1648 break;
1649 case OP_GVSV:
1650 case OP_GV:
1651 if (cGVOPo_gv) {
561b68a9 1652 SV *sv = newSV(0);
bd61b366 1653 gv_fullname3(sv, cGVOPo_gv, NULL);
93524f2b 1654 PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen_const(sv));
bd16a5f0
IZ
1655 SvREFCNT_dec(sv);
1656 }
1657 else
1658 PerlIO_printf(Perl_debug_log, "(NULL)");
1659 break;
1660 case OP_PADSV:
1661 case OP_PADAV:
1662 case OP_PADHV:
a3b680e6 1663 {
bd16a5f0 1664 /* print the lexical's name */
a3b680e6
AL
1665 CV *cv = deb_curcv(cxstack_ix);
1666 SV *sv;
bd16a5f0 1667 if (cv) {
b464bac0
AL
1668 AV * const padlist = CvPADLIST(cv);
1669 AV * const comppad = (AV*)(*av_fetch(padlist, 0, FALSE));
bd16a5f0
IZ
1670 sv = *av_fetch(comppad, o->op_targ, FALSE);
1671 } else
1672 sv = Nullsv;
1673 if (sv)
93524f2b 1674 PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen_const(sv));
bd16a5f0
IZ
1675 else
1676 PerlIO_printf(Perl_debug_log, "[%"UVuf"]", (UV)o->op_targ);
a3b680e6 1677 }
bd16a5f0
IZ
1678 break;
1679 default:
091ab601 1680 break;
bd16a5f0
IZ
1681 }
1682 PerlIO_printf(Perl_debug_log, "\n");
1683 return 0;
1684}
1685
1686STATIC CV*
1687S_deb_curcv(pTHX_ I32 ix)
1688{
97aff369 1689 dVAR;
e1ec3a88 1690 const PERL_CONTEXT *cx = &cxstack[ix];
bd16a5f0
IZ
1691 if (CxTYPE(cx) == CXt_SUB || CxTYPE(cx) == CXt_FORMAT)
1692 return cx->blk_sub.cv;
1693 else if (CxTYPE(cx) == CXt_EVAL && !CxTRYBLOCK(cx))
1694 return PL_compcv;
1695 else if (ix == 0 && PL_curstackinfo->si_type == PERLSI_MAIN)
1696 return PL_main_cv;
1697 else if (ix <= 0)
601f1833 1698 return NULL;
bd16a5f0
IZ
1699 else
1700 return deb_curcv(ix - 1);
1701}
1702
1703void
1704Perl_watch(pTHX_ char **addr)
1705{
97aff369 1706 dVAR;
bd16a5f0
IZ
1707 PL_watchaddr = addr;
1708 PL_watchok = *addr;
1709 PerlIO_printf(Perl_debug_log, "WATCHING, %"UVxf" is currently %"UVxf"\n",
1710 PTR2UV(PL_watchaddr), PTR2UV(PL_watchok));
1711}
1712
1713STATIC void
e1ec3a88 1714S_debprof(pTHX_ const OP *o)
bd16a5f0 1715{
97aff369 1716 dVAR;
1045810a
IZ
1717 if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
1718 return;
bd16a5f0 1719 if (!PL_profiledata)
a02a5408 1720 Newxz(PL_profiledata, MAXO, U32);
bd16a5f0
IZ
1721 ++PL_profiledata[o->op_type];
1722}
1723
1724void
1725Perl_debprofdump(pTHX)
1726{
97aff369 1727 dVAR;
bd16a5f0
IZ
1728 unsigned i;
1729 if (!PL_profiledata)
1730 return;
1731 for (i = 0; i < MAXO; i++) {
1732 if (PL_profiledata[i])
1733 PerlIO_printf(Perl_debug_log,
1734 "%5lu %s\n", (unsigned long)PL_profiledata[i],
1735 PL_op_name[i]);
1736 }
1737}
66610fdd
RGS
1738
1739/*
1740 * Local variables:
1741 * c-indentation-style: bsd
1742 * c-basic-offset: 4
1743 * indent-tabs-mode: t
1744 * End:
1745 *
37442d52
RGS
1746 * ex: set ts=8 sts=4 sw=4 noet:
1747 */