1 #define PERL_NO_GET_CONTEXT
8 /* Not yet in ppport.h */
10 # define CvISXSUB(cv) (CvXSUB(cv) ? TRUE : FALSE)
13 # define SvRV_const(rv) SvRV(rv)
17 /* "structured exception" handling is a Microsoft extension to C and C++.
18 It's *not* C++ exception handling - C++ exception handling can't capture
19 SEGVs and suchlike, whereas this can. There's no known analagous
20 functionality on other platforms. */
22 # define TRY_TO_CATCH_SEGV __try
23 # define CAUGHT_EXCEPTION __except(EXCEPTION EXCEPTION_EXECUTE_HANDLER)
25 # define TRY_TO_CATCH_SEGV if(1)
26 # define CAUGHT_EXCEPTION else
30 # define __attribute__(x)
33 #if 0 && defined(DEBUGGING)
34 #define dbg_printf(x) printf x
39 #define TAG /* printf( "# %s(%d)\n", __FILE__, __LINE__ ) */
42 /* The idea is to have a tree structure to store 1 bit per possible pointer
43 address. The lowest 16 bits are stored in a block of 8092 bytes.
44 The blocks are in a 256-way tree, indexed by the reset of the pointer.
45 This can cope with 32 and 64 bit pointers, and any address space layout,
46 without excessive memory needs. The assumption is that your CPU cache
47 works :-) (And that we're not going to bust it) */
49 #define ALIGN_BITS ( sizeof(void*) >> 1 )
51 #define LEAF_BITS (16 - BYTE_BITS)
52 #define LEAF_MASK 0x1FFF
60 /* My hunch (not measured) is that for most architectures pointers will
61 start with 0 bits, hence the start of this array will be hot, and the
62 end unused. So put the flags next to the hot end. */
67 Checks to see if thing is in the bitstring.
68 Returns true or false, and
69 notes thing in the segmented bitstring.
72 check_new(struct state *st, const void *const p) {
73 unsigned int bits = 8 * sizeof(void*);
74 const size_t raw_p = PTR2nat(p);
75 /* This effectively rotates the value right by the number of low always-0
76 bits in an aligned pointer. The assmption is that most (if not all)
77 pointers are aligned, and these will be in the same chain of nodes
78 (and hence hot in the cache) but we can still deal with any unaligned
81 = (raw_p >> ALIGN_BITS) | (raw_p << (bits - BYTE_BITS));
82 const U8 this_bit = 1 << (cooked_p & 0x7);
86 void **tv_p = (void **) (st->tracking);
88 if (NULL == p) return FALSE;
90 const char c = *(const char *)p;
94 warn( "Devel::Size: Encountered invalid pointer: %p\n", p );
100 /* bits now 24 (32 bit pointers) or 56 (64 bit pointers) */
102 /* First level is always present. */
104 i = (unsigned int)((cooked_p >> bits) & 0xFF);
106 Newxz(tv_p[i], 256, void *);
107 tv_p = (void **)(tv_p[i]);
109 } while (bits > LEAF_BITS + BYTE_BITS);
110 /* bits now 16 always */
111 #if !defined(MULTIPLICITY) || PERL_VERSION > 8 || (PERL_VERSION == 8 && PERL_SUBVERSION > 8)
112 /* 5.8.8 and early have an assert() macro that uses Perl_croak, hence needs
113 a my_perl under multiplicity */
116 leaf_p = (U8 **)tv_p;
117 i = (unsigned int)((cooked_p >> bits) & 0xFF);
119 Newxz(leaf_p[i], 1 << LEAF_BITS, U8);
124 i = (unsigned int)((cooked_p >> BYTE_BITS) & LEAF_MASK);
126 if(leaf[i] & this_bit)
134 free_tracking_at(void **tv, int level)
142 free_tracking_at(tv[i], level);
156 free_state(struct state *st)
158 const int top_level = (sizeof(void *) * 8 - LEAF_BITS - BYTE_BITS) / 8;
159 free_tracking_at((void **)st->tracking, top_level);
163 static void sv_size(pTHX_ struct state *, const SV *const, bool recurse);
181 cc_opclass(const OP * const o)
187 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
189 if (o->op_type == OP_SASSIGN)
190 return ((o->op_private & OPpASSIGN_BACKWARDS) ? OPc_UNOP : OPc_BINOP);
193 if (o->op_type == OP_GV || o->op_type == OP_GVSV || o->op_type == OP_AELEMFAST)
197 if ((o->op_type == OP_TRANS)) {
201 switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
226 case OA_PVOP_OR_SVOP: TAG;
228 * Character translations (tr///) are usually a PVOP, keeping a
229 * pointer to a table of shorts used to look up translations.
230 * Under utf8, however, a simple table isn't practical; instead,
231 * the OP is an SVOP, and the SV is a reference to a swash
232 * (i.e., an RV pointing to an HV).
234 return (o->op_private & (OPpTRANS_TO_UTF|OPpTRANS_FROM_UTF))
235 ? OPc_SVOP : OPc_PVOP;
243 case OA_BASEOP_OR_UNOP: TAG;
245 * UNI(OP_foo) in toke.c returns token UNI or FUNC1 depending on
246 * whether parens were seen. perly.y uses OPf_SPECIAL to
247 * signal whether a BASEOP had empty parens or none.
248 * Some other UNOPs are created later, though, so the best
249 * test is OPf_KIDS, which is set in newUNOP.
251 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
253 case OA_FILESTATOP: TAG;
255 * The file stat OPs are created via UNI(OP_foo) in toke.c but use
256 * the OPf_REF flag to distinguish between OP types instead of the
257 * usual OPf_SPECIAL flag. As usual, if OPf_KIDS is set, then we
258 * return OPc_UNOP so that walkoptree can find our children. If
259 * OPf_KIDS is not set then we check OPf_REF. Without OPf_REF set
260 * (no argument to the operator) it's an OP; with OPf_REF set it's
261 * an SVOP (and op_sv is the GV for the filehandle argument).
263 return ((o->op_flags & OPf_KIDS) ? OPc_UNOP :
265 (o->op_flags & OPf_REF) ? OPc_PADOP : OPc_BASEOP);
267 (o->op_flags & OPf_REF) ? OPc_SVOP : OPc_BASEOP);
269 case OA_LOOPEXOP: TAG;
271 * next, last, redo, dump and goto use OPf_SPECIAL to indicate that a
272 * label was omitted (in which case it's a BASEOP) or else a term was
273 * seen. In this last case, all except goto are definitely PVOP but
274 * goto is either a PVOP (with an ordinary constant label), an UNOP
275 * with OPf_STACKED (with a non-constant non-sub) or an UNOP for
276 * OP_REFGEN (with goto &sub) in which case OPf_STACKED also seems to
279 if (o->op_flags & OPf_STACKED)
281 else if (o->op_flags & OPf_SPECIAL)
286 warn("Devel::Size: Can't determine class of operator %s, assuming BASEOP\n",
287 PL_op_name[o->op_type]);
298 /* Figure out how much magic is attached to the SV and return the
301 magic_size(const SV * const thing, struct state *st) {
302 MAGIC *magic_pointer;
305 if (!SvMAGIC(thing)) {
310 /* Get the base magic pointer */
311 magic_pointer = SvMAGIC(thing);
313 /* Have we seen the magic pointer? */
314 while (check_new(st, magic_pointer)) {
315 st->total_size += sizeof(MAGIC);
318 /* Have we seen the magic vtable? */
319 if (check_new(st, magic_pointer->mg_virtual)) {
320 st->total_size += sizeof(MGVTBL);
323 /* Get the next in the chain */
324 magic_pointer = magic_pointer->mg_moremagic;
327 if (st->dangle_whine)
328 warn( "Devel::Size: Encountered bad magic at: %p\n", magic_pointer );
334 check_new_and_strlen(struct state *st, const char *const p) {
336 st->total_size += strlen(p);
340 regex_size(const REGEXP * const baseregex, struct state *st) {
341 if(!check_new(st, baseregex))
343 st->total_size += sizeof(REGEXP);
344 #if (PERL_VERSION < 11)
345 /* Note the size of the paren offset thing */
346 st->total_size += sizeof(I32) * baseregex->nparens * 2;
347 st->total_size += strlen(baseregex->precomp);
349 st->total_size += sizeof(struct regexp);
350 st->total_size += sizeof(I32) * SvANY(baseregex)->nparens * 2;
351 /*st->total_size += strlen(SvANY(baseregex)->subbeg);*/
353 if (st->go_yell && !st->regex_whine) {
354 carp("Devel::Size: Calculated sizes for compiled regexes are incompatible, and probably always will be");
360 op_size(pTHX_ const OP * const baseop, struct state *st)
364 if(!check_new(st, baseop))
367 op_size(aTHX_ baseop->op_next, st);
369 switch (cc_opclass(baseop)) {
370 case OPc_BASEOP: TAG;
371 st->total_size += sizeof(struct op);
374 st->total_size += sizeof(struct unop);
375 op_size(aTHX_ cUNOPx(baseop)->op_first, st);
378 st->total_size += sizeof(struct binop);
379 op_size(aTHX_ cBINOPx(baseop)->op_first, st);
380 op_size(aTHX_ cBINOPx(baseop)->op_last, st);
383 st->total_size += sizeof(struct logop);
384 op_size(aTHX_ cBINOPx(baseop)->op_first, st);
385 op_size(aTHX_ cLOGOPx(baseop)->op_other, st);
387 case OPc_LISTOP: TAG;
388 st->total_size += sizeof(struct listop);
389 op_size(aTHX_ cLISTOPx(baseop)->op_first, st);
390 op_size(aTHX_ cLISTOPx(baseop)->op_last, st);
393 st->total_size += sizeof(struct pmop);
394 op_size(aTHX_ cPMOPx(baseop)->op_first, st);
395 op_size(aTHX_ cPMOPx(baseop)->op_last, st);
396 #if PERL_VERSION < 9 || (PERL_VERSION == 9 && PERL_SUBVERSION < 5)
397 op_size(aTHX_ cPMOPx(baseop)->op_pmreplroot, st);
398 op_size(aTHX_ cPMOPx(baseop)->op_pmreplstart, st);
399 op_size(aTHX_ (OP *)cPMOPx(baseop)->op_pmnext, st);
401 /* This is defined away in perl 5.8.x, but it is in there for
404 regex_size(PM_GETRE(cPMOPx(baseop)), st);
406 regex_size(cPMOPx(baseop)->op_pmregexp, st);
410 st->total_size += sizeof(struct pmop);
411 if (check_new(st, cSVOPx(baseop)->op_sv)) {
412 sv_size(aTHX_ st, cSVOPx(baseop)->op_sv, TRUE);
416 st->total_size += sizeof(struct padop);
419 check_new_and_strlen(st, cPVOPx(baseop)->op_pv);
421 st->total_size += sizeof(struct loop);
422 op_size(aTHX_ cLOOPx(baseop)->op_first, st);
423 op_size(aTHX_ cLOOPx(baseop)->op_last, st);
424 op_size(aTHX_ cLOOPx(baseop)->op_redoop, st);
425 op_size(aTHX_ cLOOPx(baseop)->op_nextop, st);
426 op_size(aTHX_ cLOOPx(baseop)->op_lastop, st);
431 basecop = (COP *)baseop;
432 st->total_size += sizeof(struct cop);
434 /* Change 33656 by nicholas@mouse-mill on 2008/04/07 11:29:51
435 Eliminate cop_label from struct cop by storing a label as the first
436 entry in the hints hash. Most statements don't have labels, so this
437 will save memory. Not sure how much.
438 The check below will be incorrect fail on bleadperls
439 before 5.11 @33656, but later than 5.10, producing slightly too
440 small memory sizes on these Perls. */
441 #if (PERL_VERSION < 11)
442 check_new_and_strlen(st, basecop->cop_label);
445 check_new_and_strlen(st, basecop->cop_file);
446 check_new_and_strlen(st, basecop->cop_stashpv);
448 if (check_new(st, basecop->cop_stash)) {
449 sv_size(aTHX_ st, (SV *)basecop->cop_stash, TRUE);
451 if (check_new(st, basecop->cop_filegv)) {
452 sv_size(aTHX_ st, (SV *)basecop->cop_filegv, TRUE);
463 if (st->dangle_whine)
464 warn( "Devel::Size: Encountered dangling pointer in opcode at: %p\n", baseop );
468 #if PERL_VERSION > 9 || (PERL_VERSION == 9 && PERL_SUBVERSION > 2)
469 # define NEW_HEAD_LAYOUT
473 sv_size(pTHX_ struct state *const st, const SV * const orig_thing,
474 const bool recurse) {
475 const SV *thing = orig_thing;
477 st->total_size += sizeof(SV);
479 switch (SvTYPE(thing)) {
483 /* Just a plain integer. This will be differently sized depending
484 on whether purify's been compiled in */
486 #ifndef NEW_HEAD_LAYOUT
488 st->total_size += sizeof(sizeof(XPVIV));
490 st->total_size += sizeof(IV);
494 /* Is it a float? Like the int, it depends on purify */
497 st->total_size += sizeof(sizeof(XPVNV));
499 st->total_size += sizeof(NV);
502 #if (PERL_VERSION < 11)
503 /* Is it a reference? */
505 #ifndef NEW_HEAD_LAYOUT
506 st->total_size += sizeof(XRV);
510 /* How about a plain string? In which case we need to add in how
511 much has been allocated */
513 st->total_size += sizeof(XPV);
514 if(recurse && SvROK(thing))
515 sv_size(aTHX_ st, SvRV_const(thing), TRUE);
517 st->total_size += SvLEN(thing);
519 /* A string with an integer part? */
521 st->total_size += sizeof(XPVIV);
522 if(recurse && SvROK(thing))
523 sv_size(aTHX_ st, SvRV_const(thing), TRUE);
525 st->total_size += SvLEN(thing);
527 st->total_size += SvIVX(thing);
530 /* A scalar/string/reference with a float part? */
532 st->total_size += sizeof(XPVNV);
533 if(recurse && SvROK(thing))
534 sv_size(aTHX_ st, SvRV_const(thing), TRUE);
536 st->total_size += SvLEN(thing);
539 st->total_size += sizeof(XPVMG);
540 if(recurse && SvROK(thing))
541 sv_size(aTHX_ st, SvRV_const(thing), TRUE);
543 st->total_size += SvLEN(thing);
544 magic_size(thing, st);
546 #if PERL_VERSION <= 8
548 st->total_size += sizeof(XPVBM);
549 if(recurse && SvROK(thing))
550 sv_size(aTHX_ st, SvRV_const(thing), TRUE);
552 st->total_size += SvLEN(thing);
553 magic_size(thing, st);
557 st->total_size += sizeof(XPVLV);
558 if(recurse && SvROK(thing))
559 sv_size(aTHX_ st, SvRV_const(thing), TRUE);
561 st->total_size += SvLEN(thing);
562 magic_size(thing, st);
564 /* How much space is dedicated to the array? Not counting the
565 elements in the array, mind, just the array itself */
567 st->total_size += sizeof(XPVAV);
568 /* Is there anything in the array? */
569 if (AvMAX(thing) != -1) {
570 /* an array with 10 slots has AvMax() set to 9 - te 2007-04-22 */
571 st->total_size += sizeof(SV *) * (AvMAX(thing) + 1);
572 dbg_printf(("total_size: %li AvMAX: %li av_len: $i\n", st->total_size, AvMAX(thing), av_len((AV*)thing)));
574 /* Add in the bits on the other side of the beginning */
576 dbg_printf(("total_size %li, sizeof(SV *) %li, AvARRAY(thing) %li, AvALLOC(thing)%li , sizeof(ptr) %li \n",
577 st->total_size, sizeof(SV*), AvARRAY(thing), AvALLOC(thing), sizeof( thing )));
579 /* under Perl 5.8.8 64bit threading, AvARRAY(thing) was a pointer while AvALLOC was 0,
580 resulting in grossly overstated sized for arrays. Technically, this shouldn't happen... */
581 if (AvALLOC(thing) != 0) {
582 st->total_size += (sizeof(SV *) * (AvARRAY(thing) - AvALLOC(thing)));
584 #if (PERL_VERSION < 9)
585 /* Is there something hanging off the arylen element?
586 Post 5.9.something this is stored in magic, so will be found there,
587 and Perl_av_arylen_p() takes a non-const AV*, hence compilers rightly
588 complain about AvARYLEN() passing thing to it. */
589 if (AvARYLEN(thing)) {
590 if (check_new(st, AvARYLEN(thing))) {
591 sv_size(aTHX_ st, AvARYLEN(thing), TRUE);
595 magic_size(thing, st);
598 /* First the base struct */
599 st->total_size += sizeof(XPVHV);
600 /* Now the array of buckets */
601 st->total_size += (sizeof(HE *) * (HvMAX(thing) + 1));
602 /* Now walk the bucket chain */
603 if (HvARRAY(thing)) {
606 for (cur_bucket = 0; cur_bucket <= HvMAX(thing); cur_bucket++) {
607 cur_entry = *(HvARRAY(thing) + cur_bucket);
609 st->total_size += sizeof(HE);
610 if (cur_entry->hent_hek) {
611 /* Hash keys can be shared. Have we seen this before? */
612 if (check_new(st, cur_entry->hent_hek)) {
613 st->total_size += HEK_BASESIZE + cur_entry->hent_hek->hek_len + 2;
616 cur_entry = cur_entry->hent_next;
620 magic_size(thing, st);
623 st->total_size += sizeof(XPVCV);
624 magic_size(thing, st);
626 st->total_size += ((XPVIO *) SvANY(thing))->xpv_len;
627 if (check_new(st, CvSTASH(thing))) {
628 sv_size(aTHX_ st, (SV *)CvSTASH(thing), TRUE);
630 if (check_new(st, SvSTASH(thing))) {
631 sv_size(aTHX_ st, (SV *)SvSTASH(thing), TRUE);
633 if (check_new(st, CvGV(thing))) {
634 sv_size(aTHX_ st, (SV *)CvGV(thing), TRUE);
636 if (check_new(st, CvPADLIST(thing))) {
637 sv_size(aTHX_ st, (SV *)CvPADLIST(thing), TRUE);
639 if (check_new(st, CvOUTSIDE(thing))) {
640 sv_size(aTHX_ st, (SV *)CvOUTSIDE(thing), TRUE);
642 if (CvISXSUB(thing)) {
643 SV *sv = cv_const_sv((CV *)thing);
645 sv_size(aTHX_ st, sv, TRUE);
648 op_size(aTHX_ CvSTART(thing), st);
649 op_size(aTHX_ CvROOT(thing), st);
654 magic_size(thing, st);
655 st->total_size += sizeof(XPVGV);
656 st->total_size += GvNAMELEN(thing);
658 /* Is there a file? */
659 check_new_and_strlen(st, GvFILE(thing));
661 /* Is there something hanging off the glob? */
663 if (check_new(st, GvGP(thing))) {
664 st->total_size += sizeof(GP);
667 if ((generic_thing = (SV *)(GvGP(thing)->gp_sv))) {
668 sv_size(aTHX_ st, generic_thing, TRUE);
670 if ((generic_thing = (SV *)(GvGP(thing)->gp_form))) {
671 sv_size(aTHX_ st, generic_thing, TRUE);
673 if ((generic_thing = (SV *)(GvGP(thing)->gp_av))) {
674 sv_size(aTHX_ st, generic_thing, TRUE);
676 if ((generic_thing = (SV *)(GvGP(thing)->gp_hv))) {
677 sv_size(aTHX_ st, generic_thing, TRUE);
679 if ((generic_thing = (SV *)(GvGP(thing)->gp_egv))) {
680 sv_size(aTHX_ st, generic_thing, TRUE);
682 if ((generic_thing = (SV *)(GvGP(thing)->gp_cv))) {
683 sv_size(aTHX_ st, generic_thing, TRUE);
690 st->total_size += sizeof(XPVFM);
691 magic_size(thing, st);
692 st->total_size += ((XPVIO *) SvANY(thing))->xpv_len;
693 if (check_new(st, CvPADLIST(thing))) {
694 sv_size(aTHX_ st, (SV *)CvPADLIST(thing), TRUE);
696 if (check_new(st, CvOUTSIDE(thing))) {
697 sv_size(aTHX_ st, (SV *)CvOUTSIDE(thing), TRUE);
700 if (st->go_yell && !st->fm_whine) {
701 carp("Devel::Size: Calculated sizes for FMs are incomplete");
706 st->total_size += sizeof(XPVIO);
707 magic_size(thing, st);
708 if (check_new(st, (SvPVX_const(thing)))) {
709 st->total_size += ((XPVIO *) SvANY(thing))->xpv_cur;
711 /* Some embedded char pointers */
712 check_new_and_strlen(st, ((XPVIO *) SvANY(thing))->xio_top_name);
713 check_new_and_strlen(st, ((XPVIO *) SvANY(thing))->xio_fmt_name);
714 check_new_and_strlen(st, ((XPVIO *) SvANY(thing))->xio_bottom_name);
715 /* Throw the GVs on the list to be walked if they're not-null */
716 if (((XPVIO *) SvANY(thing))->xio_top_gv) {
717 sv_size(aTHX_ st, (SV *)((XPVIO *) SvANY(thing))->xio_top_gv, TRUE);
719 if (((XPVIO *) SvANY(thing))->xio_bottom_gv) {
720 sv_size(aTHX_ st, (SV *)((XPVIO *) SvANY(thing))->xio_bottom_gv, TRUE);
722 if (((XPVIO *) SvANY(thing))->xio_fmt_gv) {
723 sv_size(aTHX_ st, (SV *)((XPVIO *) SvANY(thing))->xio_fmt_gv, TRUE);
726 /* Only go trotting through the IO structures if they're really
727 trottable. If USE_PERLIO is defined we can do this. If
728 not... we can't, so we don't even try */
730 /* Dig into xio_ifp and xio_ofp here */
731 warn("Devel::Size: Can't size up perlio layers yet\n");
735 warn("Devel::Size: Unknown variable type: %d encountered\n", SvTYPE(thing) );
739 static struct state *
744 Newxz(st, 1, struct state);
746 if (NULL != (warn_flag = perl_get_sv("Devel::Size::warn", FALSE))) {
747 st->dangle_whine = st->go_yell = SvIV(warn_flag) ? TRUE : FALSE;
749 if (NULL != (warn_flag = perl_get_sv("Devel::Size::dangle", FALSE))) {
750 st->dangle_whine = SvIV(warn_flag) ? TRUE : FALSE;
752 check_new(st, &PL_sv_undef);
753 check_new(st, &PL_sv_no);
754 check_new(st, &PL_sv_yes);
758 MODULE = Devel::Size PACKAGE = Devel::Size
767 SV *thing = orig_thing;
768 struct state *st = new_state(aTHX);
770 /* If they passed us a reference then dereference it. This is the
771 only way we can check the sizes of arrays and hashes */
772 #if (PERL_VERSION < 11)
773 if (SvOK(thing) && SvROK(thing)) {
782 sv_size(aTHX_ st, thing, FALSE);
783 RETVAL = st->total_size;
791 total_size(orig_thing)
795 SV *thing = orig_thing;
796 /* Array with things we still need to do */
799 struct state *st = new_state(aTHX);
801 /* Size starts at zero */
804 pending_array = newAV();
806 /* If they passed us a reference then dereference it.
807 This is the only way we can check the sizes of arrays and hashes. */
812 /* Put it on the pending array */
813 av_push(pending_array, thing);
815 /* Now just yank things off the end of the array until it's done */
816 while (av_len(pending_array) >= 0) {
817 thing = av_pop(pending_array);
818 /* Process it if we've not seen it */
819 if (check_new(st, thing)) {
820 dbg_printf(("# Found type %i at %p\n", SvTYPE(thing), thing));
823 /* Yes, it is. So let's check the type */
824 switch (SvTYPE(thing)) {
825 /* fix for bug #24846 (Does not correctly recurse into references in a PVNV-type scalar) */
829 av_push(pending_array, SvRV(thing));
832 #if (PERL_VERSION < 11)
837 dbg_printf(("# Found RV\n"));
839 dbg_printf(("# Found RV\n"));
840 av_push(pending_array, SvRV(thing));
846 AV *tempAV = (AV *)thing;
849 dbg_printf(("# Found type AV\n"));
850 /* Quick alias to cut down on casting */
853 if (av_len(tempAV) != -1) {
855 /* Run through them all */
856 for (index = 0; index <= av_len(tempAV); index++) {
857 /* Did we get something? */
858 if ((tempSV = av_fetch(tempAV, index, 0))) {
860 if (*tempSV != &PL_sv_undef) {
861 /* Apparently not. Save it for later */
862 av_push(pending_array, *tempSV);
871 dbg_printf(("# Found type HV\n"));
872 /* Is there anything in here? */
873 if (hv_iterinit((HV *)thing)) {
875 while ((temp_he = hv_iternext((HV *)thing))) {
876 av_push(pending_array, hv_iterval((HV *)thing, temp_he));
882 dbg_printf(("# Found type GV\n"));
883 /* Run through all the pieces and push the ones with bits */
885 av_push(pending_array, (SV *)GvSV(thing));
888 av_push(pending_array, (SV *)GvFORM(thing));
891 av_push(pending_array, (SV *)GvAV(thing));
894 av_push(pending_array, (SV *)GvHV(thing));
897 av_push(pending_array, (SV *)GvCV(thing));
905 sv_size(aTHX_ st, thing, TRUE);
907 /* check_new() returned false: */
908 #ifdef DEVEL_SIZE_DEBUGGING
909 if (SvOK(sv)) printf("# Ignore ref copy 0x%x\n", sv);
910 else printf("# Ignore non-sv 0x%x\n", sv);
915 RETVAL = st->total_size;
917 SvREFCNT_dec(pending_array);