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Commit	Line	Data
	1	/* dump.c
	2	*
	3	* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
	4	* 2000, 2001, 2002, 2003, by Larry Wall and others
	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	*
	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.'"
	14	*/
	15
	16	#include "EXTERN.h"
	17	#define PERL_IN_DUMP_C
	18	#include "perl.h"
	19	#include "regcomp.h"
	20
	21	void
	22	Perl_dump_indent(pTHX_ I32 level, PerlIO file, const char pat, ...)
	23	{
	24	va_list args;
	25	va_start(args, pat);
	26	dump_vindent(level, file, pat, &args);
	27	va_end(args);
	28	}
	29
	30	void
	31	Perl_dump_vindent(pTHX_ I32 level, PerlIO file, const char pat, va_list *args)
	32	{
	33	PerlIO_printf(file, "%s", (int)(levelPL_dumpindent), "");
	34	PerlIO_vprintf(file, pat, *args);
	35	}
	36
	37	void
	38	Perl_dump_all(pTHX)
	39	{
	40	PerlIO_setlinebuf(Perl_debug_log);
	41	if (PL_main_root)
	42	op_dump(PL_main_root);
	43	dump_packsubs(PL_defstash);
	44	}
	45
	46	void
	47	Perl_dump_packsubs(pTHX_ HV *stash)
	48	{
	49	I32 i;
	50	HE *entry;
	51
	52	if (!HvARRAY(stash))
	53	return;
	54	for (i = 0; i <= (I32) HvMAX(stash); i++) {
	55	for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
	56	GV gv = (GV)HeVAL(entry);
	57	HV *hv;
	58	if (SvTYPE(gv) != SVt_PVGV \|\| !GvGP(gv))
	59	continue;
	60	if (GvCVu(gv))
	61	dump_sub(gv);
	62	if (GvFORM(gv))
	63	dump_form(gv);
	64	if (HeKEY(entry)[HeKLEN(entry)-1] == ':'
	65	&& (hv = GvHV(gv)) && hv != PL_defstash)
	66	dump_packsubs(hv); /* nested package */
	67	}
	68	}
	69	}
	70
	71	void
	72	Perl_dump_sub(pTHX_ GV *gv)
	73	{
	74	SV *sv = sv_newmortal();
	75
	76	gv_fullname3(sv, gv, Nullch);
	77	Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
	78	if (CvXSUB(GvCV(gv)))
	79	Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%"UVxf" %d)\n",
	80	PTR2UV(CvXSUB(GvCV(gv))),
	81	(int)CvXSUBANY(GvCV(gv)).any_i32);
	82	else if (CvROOT(GvCV(gv)))
	83	op_dump(CvROOT(GvCV(gv)));
	84	else
	85	Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
	86	}
	87
	88	void
	89	Perl_dump_form(pTHX_ GV *gv)
	90	{
	91	SV *sv = sv_newmortal();
	92
	93	gv_fullname3(sv, gv, Nullch);
	94	Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
	95	if (CvROOT(GvFORM(gv)))
	96	op_dump(CvROOT(GvFORM(gv)));
	97	else
	98	Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
	99	}
	100
	101	void
	102	Perl_dump_eval(pTHX)
	103	{
	104	op_dump(PL_eval_root);
	105	}
	106
	107	char *
	108	Perl_pv_display(pTHX_ SV dsv, char pv, STRLEN cur, STRLEN len, STRLEN pvlim)
	109	{
	110	int truncated = 0;
	111	int nul_terminated = len > cur && pv[cur] == '\0';
	112
	113	sv_setpvn(dsv, "\"", 1);
	114	for (; cur--; pv++) {
	115	if (pvlim && SvCUR(dsv) >= pvlim) {
	116	truncated++;
	117	break;
	118	}
	119	if (isPRINT(*pv)) {
	120	switch (*pv) {
	121	case '\t': sv_catpvn(dsv, "\\t", 2); break;
	122	case '\n': sv_catpvn(dsv, "\\n", 2); break;
	123	case '\r': sv_catpvn(dsv, "\\r", 2); break;
	124	case '\f': sv_catpvn(dsv, "\\f", 2); break;
	125	case '"': sv_catpvn(dsv, "\\\"", 2); break;
	126	case '\\': sv_catpvn(dsv, "\\\\", 2); break;
	127	default: sv_catpvn(dsv, pv, 1); break;
	128	}
	129	}
	130	else {
	131	if (cur && isDIGIT(*(pv+1)))
	132	Perl_sv_catpvf(aTHX_ dsv, "\\%03o", (U8)*pv);
	133	else
	134	Perl_sv_catpvf(aTHX_ dsv, "\\%o", (U8)*pv);
	135	}
	136	}
	137	sv_catpvn(dsv, "\"", 1);
	138	if (truncated)
	139	sv_catpvn(dsv, "...", 3);
	140	if (nul_terminated)
	141	sv_catpvn(dsv, "\\0", 2);
	142
	143	return SvPVX(dsv);
	144	}
	145
	146	char *
	147	Perl_sv_peek(pTHX_ SV *sv)
	148	{
	149	SV *t = sv_newmortal();
	150	STRLEN n_a;
	151	int unref = 0;
	152
	153	sv_setpvn(t, "", 0);
	154	retry:
	155	if (!sv) {
	156	sv_catpv(t, "VOID");
	157	goto finish;
	158	}
	159	else if (sv == (SV*)0x55555555 \|\| SvTYPE(sv) == 'U') {
	160	sv_catpv(t, "WILD");
	161	goto finish;
	162	}
	163	else if (sv == &PL_sv_undef \|\| sv == &PL_sv_no \|\| sv == &PL_sv_yes) {
	164	if (sv == &PL_sv_undef) {
	165	sv_catpv(t, "SV_UNDEF");
	166	if (!(SvFLAGS(sv) & (SVf_OK\|SVf_OOK\|SVs_OBJECT\|
	167	SVs_GMG\|SVs_SMG\|SVs_RMG)) &&
	168	SvREADONLY(sv))
	169	goto finish;
	170	}
	171	else if (sv == &PL_sv_no) {
	172	sv_catpv(t, "SV_NO");
	173	if (!(SvFLAGS(sv) & (SVf_ROK\|SVf_OOK\|SVs_OBJECT\|
	174	SVs_GMG\|SVs_SMG\|SVs_RMG)) &&
	175	!(~SvFLAGS(sv) & (SVf_POK\|SVf_NOK\|SVf_READONLY\|
	176	SVp_POK\|SVp_NOK)) &&
	177	SvCUR(sv) == 0 &&
	178	SvNVX(sv) == 0.0)
	179	goto finish;
	180	}
	181	else {
	182	sv_catpv(t, "SV_YES");
	183	if (!(SvFLAGS(sv) & (SVf_ROK\|SVf_OOK\|SVs_OBJECT\|
	184	SVs_GMG\|SVs_SMG\|SVs_RMG)) &&
	185	!(~SvFLAGS(sv) & (SVf_POK\|SVf_NOK\|SVf_READONLY\|
	186	SVp_POK\|SVp_NOK)) &&
	187	SvCUR(sv) == 1 &&
	188	SvPVX(sv) && *SvPVX(sv) == '1' &&
	189	SvNVX(sv) == 1.0)
	190	goto finish;
	191	}
	192	sv_catpv(t, ":");
	193	}
	194	else if (SvREFCNT(sv) == 0) {
	195	sv_catpv(t, "(");
	196	unref++;
	197	}
	198	else if (DEBUG_R_TEST_) {
	199	int is_tmp = 0;
	200	I32 ix;
	201	/* is this SV on the tmps stack? */
	202	for (ix=PL_tmps_ix; ix>=0; ix--) {
	203	if (PL_tmps_stack[ix] == sv) {
	204	is_tmp = 1;
	205	break;
	206	}
	207	}
	208	if (SvREFCNT(sv) > 1)
	209	Perl_sv_catpvf(aTHX_ t, "<%"UVuf"%s>", (UV)SvREFCNT(sv),
	210	is_tmp ? "T" : "");
	211	else if (is_tmp)
	212	sv_catpv(t, "<T>");
	213	}
	214
	215	if (SvROK(sv)) {
	216	sv_catpv(t, "\\");
	217	if (SvCUR(t) + unref > 10) {
	218	SvCUR(t) = unref + 3;
	219	*SvEND(t) = '\0';
	220	sv_catpv(t, "...");
	221	goto finish;
	222	}
	223	sv = (SV*)SvRV(sv);
	224	goto retry;
	225	}
	226	switch (SvTYPE(sv)) {
	227	default:
	228	sv_catpv(t, "FREED");
	229	goto finish;
	230
	231	case SVt_NULL:
	232	sv_catpv(t, "UNDEF");
	233	goto finish;
	234	case SVt_IV:
	235	sv_catpv(t, "IV");
	236	break;
	237	case SVt_NV:
	238	sv_catpv(t, "NV");
	239	break;
	240	case SVt_RV:
	241	sv_catpv(t, "RV");
	242	break;
	243	case SVt_PV:
	244	sv_catpv(t, "PV");
	245	break;
	246	case SVt_PVIV:
	247	sv_catpv(t, "PVIV");
	248	break;
	249	case SVt_PVNV:
	250	sv_catpv(t, "PVNV");
	251	break;
	252	case SVt_PVMG:
	253	sv_catpv(t, "PVMG");
	254	break;
	255	case SVt_PVLV:
	256	sv_catpv(t, "PVLV");
	257	break;
	258	case SVt_PVAV:
	259	sv_catpv(t, "AV");
	260	break;
	261	case SVt_PVHV:
	262	sv_catpv(t, "HV");
	263	break;
	264	case SVt_PVCV:
	265	if (CvGV(sv))
	266	Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
	267	else
	268	sv_catpv(t, "CV()");
	269	goto finish;
	270	case SVt_PVGV:
	271	sv_catpv(t, "GV");
	272	break;
	273	case SVt_PVBM:
	274	sv_catpv(t, "BM");
	275	break;
	276	case SVt_PVFM:
	277	sv_catpv(t, "FM");
	278	break;
	279	case SVt_PVIO:
	280	sv_catpv(t, "IO");
	281	break;
	282	}
	283
	284	if (SvPOKp(sv)) {
	285	if (!SvPVX(sv))
	286	sv_catpv(t, "(null)");
	287	else {
	288	SV *tmp = newSVpvn("", 0);
	289	sv_catpv(t, "(");
	290	if (SvOOK(sv))
	291	Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
	292	Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
	293	if (SvUTF8(sv))
	294	Perl_sv_catpvf(aTHX_ t, " [UTF8 \"%s\"]",
	295	sv_uni_display(tmp, sv, 8 * sv_len_utf8(sv),
	296	UNI_DISPLAY_QQ));
	297	SvREFCNT_dec(tmp);
	298	}
	299	}
	300	else if (SvNOKp(sv)) {
	301	STORE_NUMERIC_LOCAL_SET_STANDARD();
	302	Perl_sv_catpvf(aTHX_ t, "(%"NVgf")",SvNVX(sv));
	303	RESTORE_NUMERIC_LOCAL();
	304	}
	305	else if (SvIOKp(sv)) {
	306	if (SvIsUV(sv))
	307	Perl_sv_catpvf(aTHX_ t, "(%"UVuf")", (UV)SvUVX(sv));
	308	else
	309	Perl_sv_catpvf(aTHX_ t, "(%"IVdf")", (IV)SvIVX(sv));
	310	}
	311	else
	312	sv_catpv(t, "()");
	313
	314	finish:
	315	if (unref) {
	316	while (unref--)
	317	sv_catpv(t, ")");
	318	}
	319	return SvPV(t, n_a);
	320	}
	321
	322	void
	323	Perl_do_pmop_dump(pTHX_ I32 level, PerlIO file, PMOP pm)
	324	{
	325	char ch;
	326
	327	if (!pm) {
	328	Perl_dump_indent(aTHX_ level, file, "{}\n");
	329	return;
	330	}
	331	Perl_dump_indent(aTHX_ level, file, "{\n");
	332	level++;
	333	if (pm->op_pmflags & PMf_ONCE)
	334	ch = '?';
	335	else
	336	ch = '/';
	337	if (PM_GETRE(pm))
	338	Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
	339	ch, PM_GETRE(pm)->precomp, ch,
	340	(pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
	341	else
	342	Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
	343	if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
	344	Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
	345	op_dump(pm->op_pmreplroot);
	346	}
	347	if (pm->op_pmflags \|\| (PM_GETRE(pm) && PM_GETRE(pm)->check_substr)) {
	348	SV *tmpsv = newSVpvn("", 0);
	349	if (pm->op_pmdynflags & PMdf_USED)
	350	sv_catpv(tmpsv, ",USED");
	351	if (pm->op_pmdynflags & PMdf_TAINTED)
	352	sv_catpv(tmpsv, ",TAINTED");
	353	if (pm->op_pmflags & PMf_ONCE)
	354	sv_catpv(tmpsv, ",ONCE");
	355	if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
	356	&& !(PM_GETRE(pm)->reganch & ROPT_NOSCAN))
	357	sv_catpv(tmpsv, ",SCANFIRST");
	358	if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
	359	&& PM_GETRE(pm)->reganch & ROPT_CHECK_ALL)
	360	sv_catpv(tmpsv, ",ALL");
	361	if (pm->op_pmflags & PMf_SKIPWHITE)
	362	sv_catpv(tmpsv, ",SKIPWHITE");
	363	if (pm->op_pmflags & PMf_CONST)
	364	sv_catpv(tmpsv, ",CONST");
	365	if (pm->op_pmflags & PMf_KEEP)
	366	sv_catpv(tmpsv, ",KEEP");
	367	if (pm->op_pmflags & PMf_GLOBAL)
	368	sv_catpv(tmpsv, ",GLOBAL");
	369	if (pm->op_pmflags & PMf_CONTINUE)
	370	sv_catpv(tmpsv, ",CONTINUE");
	371	if (pm->op_pmflags & PMf_RETAINT)
	372	sv_catpv(tmpsv, ",RETAINT");
	373	if (pm->op_pmflags & PMf_EVAL)
	374	sv_catpv(tmpsv, ",EVAL");
	375	Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
	376	SvREFCNT_dec(tmpsv);
	377	}
	378
	379	Perl_dump_indent(aTHX_ level-1, file, "}\n");
	380	}
	381
	382	void
	383	Perl_pmop_dump(pTHX_ PMOP *pm)
	384	{
	385	do_pmop_dump(0, Perl_debug_log, pm);
	386	}
	387
	388	void
	389	Perl_do_op_dump(pTHX_ I32 level, PerlIO file, OP o)
	390	{
	391	Perl_dump_indent(aTHX_ level, file, "{\n");
	392	level++;
	393	if (o->op_seq)
	394	PerlIO_printf(file, "%-4d", o->op_seq);
	395	else
	396	PerlIO_printf(file, " ");
	397	PerlIO_printf(file,
	398	"%*sTYPE = %s ===> ",
	399	(int)(PL_dumpindent*level-4), "", OP_NAME(o));
	400	if (o->op_next) {
	401	if (o->op_seq)
	402	PerlIO_printf(file, "%d\n", o->op_next->op_seq);
	403	else
	404	PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
	405	}
	406	else
	407	PerlIO_printf(file, "DONE\n");
	408	if (o->op_targ) {
	409	if (o->op_type == OP_NULL)
	410	{
	411	Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
	412	if (o->op_targ == OP_NEXTSTATE)
	413	{
	414	if (CopLINE(cCOPo))
	415	Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
	416	if (CopSTASHPV(cCOPo))
	417	Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
	418	CopSTASHPV(cCOPo));
	419	if (cCOPo->cop_label)
	420	Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
	421	cCOPo->cop_label);
	422	}
	423	}
	424	else
	425	Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
	426	}
	427	#ifdef DUMPADDR
	428	Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%"UVxf" => 0x%"UVxf"\n", (UV)o, (UV)o->op_next);
	429	#endif
	430	if (o->op_flags) {
	431	SV *tmpsv = newSVpvn("", 0);
	432	switch (o->op_flags & OPf_WANT) {
	433	case OPf_WANT_VOID:
	434	sv_catpv(tmpsv, ",VOID");
	435	break;
	436	case OPf_WANT_SCALAR:
	437	sv_catpv(tmpsv, ",SCALAR");
	438	break;
	439	case OPf_WANT_LIST:
	440	sv_catpv(tmpsv, ",LIST");
	441	break;
	442	default:
	443	sv_catpv(tmpsv, ",UNKNOWN");
	444	break;
	445	}
	446	if (o->op_flags & OPf_KIDS)
	447	sv_catpv(tmpsv, ",KIDS");
	448	if (o->op_flags & OPf_PARENS)
	449	sv_catpv(tmpsv, ",PARENS");
	450	if (o->op_flags & OPf_STACKED)
	451	sv_catpv(tmpsv, ",STACKED");
	452	if (o->op_flags & OPf_REF)
	453	sv_catpv(tmpsv, ",REF");
	454	if (o->op_flags & OPf_MOD)
	455	sv_catpv(tmpsv, ",MOD");
	456	if (o->op_flags & OPf_SPECIAL)
	457	sv_catpv(tmpsv, ",SPECIAL");
	458	Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
	459	SvREFCNT_dec(tmpsv);
	460	}
	461	if (o->op_private) {
	462	SV *tmpsv = newSVpvn("", 0);
	463	if (PL_opargs[o->op_type] & OA_TARGLEX) {
	464	if (o->op_private & OPpTARGET_MY)
	465	sv_catpv(tmpsv, ",TARGET_MY");
	466	}
	467	else if (o->op_type == OP_LEAVESUB \|\|
	468	o->op_type == OP_LEAVE \|\|
	469	o->op_type == OP_LEAVESUBLV \|\|
	470	o->op_type == OP_LEAVEWRITE) {
	471	if (o->op_private & OPpREFCOUNTED)
	472	sv_catpv(tmpsv, ",REFCOUNTED");
	473	}
	474	else if (o->op_type == OP_AASSIGN) {
	475	if (o->op_private & OPpASSIGN_COMMON)
	476	sv_catpv(tmpsv, ",COMMON");
	477	}
	478	else if (o->op_type == OP_SASSIGN) {
	479	if (o->op_private & OPpASSIGN_BACKWARDS)
	480	sv_catpv(tmpsv, ",BACKWARDS");
	481	}
	482	else if (o->op_type == OP_TRANS) {
	483	if (o->op_private & OPpTRANS_SQUASH)
	484	sv_catpv(tmpsv, ",SQUASH");
	485	if (o->op_private & OPpTRANS_DELETE)
	486	sv_catpv(tmpsv, ",DELETE");
	487	if (o->op_private & OPpTRANS_COMPLEMENT)
	488	sv_catpv(tmpsv, ",COMPLEMENT");
	489	if (o->op_private & OPpTRANS_IDENTICAL)
	490	sv_catpv(tmpsv, ",IDENTICAL");
	491	if (o->op_private & OPpTRANS_GROWS)
	492	sv_catpv(tmpsv, ",GROWS");
	493	}
	494	else if (o->op_type == OP_REPEAT) {
	495	if (o->op_private & OPpREPEAT_DOLIST)
	496	sv_catpv(tmpsv, ",DOLIST");
	497	}
	498	else if (o->op_type == OP_ENTERSUB \|\|
	499	o->op_type == OP_RV2SV \|\|
	500	o->op_type == OP_GVSV \|\|
	501	o->op_type == OP_RV2AV \|\|
	502	o->op_type == OP_RV2HV \|\|
	503	o->op_type == OP_RV2GV \|\|
	504	o->op_type == OP_AELEM \|\|
	505	o->op_type == OP_HELEM )
	506	{
	507	if (o->op_type == OP_ENTERSUB) {
	508	if (o->op_private & OPpENTERSUB_AMPER)
	509	sv_catpv(tmpsv, ",AMPER");
	510	if (o->op_private & OPpENTERSUB_DB)
	511	sv_catpv(tmpsv, ",DB");
	512	if (o->op_private & OPpENTERSUB_HASTARG)
	513	sv_catpv(tmpsv, ",HASTARG");
	514	if (o->op_private & OPpENTERSUB_NOPAREN)
	515	sv_catpv(tmpsv, ",NOPAREN");
	516	if (o->op_private & OPpENTERSUB_INARGS)
	517	sv_catpv(tmpsv, ",INARGS");
	518	if (o->op_private & OPpENTERSUB_NOMOD)
	519	sv_catpv(tmpsv, ",NOMOD");
	520	}
	521	else {
	522	switch (o->op_private & OPpDEREF) {
	523	case OPpDEREF_SV:
	524	sv_catpv(tmpsv, ",SV");
	525	break;
	526	case OPpDEREF_AV:
	527	sv_catpv(tmpsv, ",AV");
	528	break;
	529	case OPpDEREF_HV:
	530	sv_catpv(tmpsv, ",HV");
	531	break;
	532	}
	533	if (o->op_private & OPpMAYBE_LVSUB)
	534	sv_catpv(tmpsv, ",MAYBE_LVSUB");
	535	}
	536	if (o->op_type == OP_AELEM \|\| o->op_type == OP_HELEM) {
	537	if (o->op_private & OPpLVAL_DEFER)
	538	sv_catpv(tmpsv, ",LVAL_DEFER");
	539	}
	540	else {
	541	if (o->op_private & HINT_STRICT_REFS)
	542	sv_catpv(tmpsv, ",STRICT_REFS");
	543	if (o->op_private & OPpOUR_INTRO)
	544	sv_catpv(tmpsv, ",OUR_INTRO");
	545	}
	546	}
	547	else if (o->op_type == OP_CONST) {
	548	if (o->op_private & OPpCONST_BARE)
	549	sv_catpv(tmpsv, ",BARE");
	550	if (o->op_private & OPpCONST_STRICT)
	551	sv_catpv(tmpsv, ",STRICT");
	552	if (o->op_private & OPpCONST_ARYBASE)
	553	sv_catpv(tmpsv, ",ARYBASE");
	554	if (o->op_private & OPpCONST_WARNING)
	555	sv_catpv(tmpsv, ",WARNING");
	556	if (o->op_private & OPpCONST_ENTERED)
	557	sv_catpv(tmpsv, ",ENTERED");
	558	}
	559	else if (o->op_type == OP_FLIP) {
	560	if (o->op_private & OPpFLIP_LINENUM)
	561	sv_catpv(tmpsv, ",LINENUM");
	562	}
	563	else if (o->op_type == OP_FLOP) {
	564	if (o->op_private & OPpFLIP_LINENUM)
	565	sv_catpv(tmpsv, ",LINENUM");
	566	}
	567	else if (o->op_type == OP_RV2CV) {
	568	if (o->op_private & OPpLVAL_INTRO)
	569	sv_catpv(tmpsv, ",INTRO");
	570	}
	571	else if (o->op_type == OP_GV) {
	572	if (o->op_private & OPpEARLY_CV)
	573	sv_catpv(tmpsv, ",EARLY_CV");
	574	}
	575	else if (o->op_type == OP_LIST) {
	576	if (o->op_private & OPpLIST_GUESSED)
	577	sv_catpv(tmpsv, ",GUESSED");
	578	}
	579	else if (o->op_type == OP_DELETE) {
	580	if (o->op_private & OPpSLICE)
	581	sv_catpv(tmpsv, ",SLICE");
	582	}
	583	else if (o->op_type == OP_EXISTS) {
	584	if (o->op_private & OPpEXISTS_SUB)
	585	sv_catpv(tmpsv, ",EXISTS_SUB");
	586	}
	587	else if (o->op_type == OP_SORT) {
	588	if (o->op_private & OPpSORT_NUMERIC)
	589	sv_catpv(tmpsv, ",NUMERIC");
	590	if (o->op_private & OPpSORT_INTEGER)
	591	sv_catpv(tmpsv, ",INTEGER");
	592	if (o->op_private & OPpSORT_REVERSE)
	593	sv_catpv(tmpsv, ",REVERSE");
	594	}
	595	else if (o->op_type == OP_THREADSV) {
	596	if (o->op_private & OPpDONE_SVREF)
	597	sv_catpv(tmpsv, ",SVREF");
	598	}
	599	else if (o->op_type == OP_OPEN \|\| o->op_type == OP_BACKTICK) {
	600	if (o->op_private & OPpOPEN_IN_RAW)
	601	sv_catpv(tmpsv, ",IN_RAW");
	602	if (o->op_private & OPpOPEN_IN_CRLF)
	603	sv_catpv(tmpsv, ",IN_CRLF");
	604	if (o->op_private & OPpOPEN_OUT_RAW)
	605	sv_catpv(tmpsv, ",OUT_RAW");
	606	if (o->op_private & OPpOPEN_OUT_CRLF)
	607	sv_catpv(tmpsv, ",OUT_CRLF");
	608	}
	609	else if (o->op_type == OP_EXIT) {
	610	if (o->op_private & OPpEXIT_VMSISH)
	611	sv_catpv(tmpsv, ",EXIT_VMSISH");
	612	if (o->op_private & OPpHUSH_VMSISH)
	613	sv_catpv(tmpsv, ",HUSH_VMSISH");
	614	}
	615	else if (o->op_type == OP_DIE) {
	616	if (o->op_private & OPpHUSH_VMSISH)
	617	sv_catpv(tmpsv, ",HUSH_VMSISH");
	618	}
	619	else if (OP_IS_FILETEST_ACCESS(o)) {
	620	if (o->op_private & OPpFT_ACCESS)
	621	sv_catpv(tmpsv, ",FT_ACCESS");
	622	}
	623	if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
	624	sv_catpv(tmpsv, ",INTRO");
	625	if (SvCUR(tmpsv))
	626	Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
	627	SvREFCNT_dec(tmpsv);
	628	}
	629
	630	switch (o->op_type) {
	631	case OP_AELEMFAST:
	632	case OP_GVSV:
	633	case OP_GV:
	634	#ifdef USE_ITHREADS
	635	Perl_dump_indent(aTHX_ level, file, "PADIX = %" IVdf "\n", (IV)cPADOPo->op_padix);
	636	#else
	637	if (cSVOPo->op_sv) {
	638	SV *tmpsv = NEWSV(0,0);
	639	STRLEN n_a;
	640	ENTER;
	641	SAVEFREESV(tmpsv);
	642	gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, Nullch);
	643	Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
	644	LEAVE;
	645	}
	646	else
	647	Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
	648	#endif
	649	break;
	650	case OP_CONST:
	651	case OP_METHOD_NAMED:
	652	Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo_sv));
	653	break;
	654	case OP_SETSTATE:
	655	case OP_NEXTSTATE:
	656	case OP_DBSTATE:
	657	if (CopLINE(cCOPo))
	658	Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
	659	if (CopSTASHPV(cCOPo))
	660	Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
	661	CopSTASHPV(cCOPo));
	662	if (cCOPo->cop_label)
	663	Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
	664	cCOPo->cop_label);
	665	break;
	666	case OP_ENTERLOOP:
	667	Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
	668	if (cLOOPo->op_redoop)
	669	PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
	670	else
	671	PerlIO_printf(file, "DONE\n");
	672	Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
	673	if (cLOOPo->op_nextop)
	674	PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
	675	else
	676	PerlIO_printf(file, "DONE\n");
	677	Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
	678	if (cLOOPo->op_lastop)
	679	PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
	680	else
	681	PerlIO_printf(file, "DONE\n");
	682	break;
	683	case OP_COND_EXPR:
	684	case OP_RANGE:
	685	case OP_MAPWHILE:
	686	case OP_GREPWHILE:
	687	case OP_OR:
	688	case OP_AND:
	689	Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
	690	if (cLOGOPo->op_other)
	691	PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
	692	else
	693	PerlIO_printf(file, "DONE\n");
	694	break;
	695	case OP_PUSHRE:
	696	case OP_MATCH:
	697	case OP_QR:
	698	case OP_SUBST:
	699	do_pmop_dump(level, file, cPMOPo);
	700	break;
	701	case OP_LEAVE:
	702	case OP_LEAVEEVAL:
	703	case OP_LEAVESUB:
	704	case OP_LEAVESUBLV:
	705	case OP_LEAVEWRITE:
	706	case OP_SCOPE:
	707	if (o->op_private & OPpREFCOUNTED)
	708	Perl_dump_indent(aTHX_ level, file, "REFCNT = %"UVuf"\n", (UV)o->op_targ);
	709	break;
	710	default:
	711	break;
	712	}
	713	if (o->op_flags & OPf_KIDS) {
	714	OP *kid;
	715	for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
	716	do_op_dump(level, file, kid);
	717	}
	718	Perl_dump_indent(aTHX_ level-1, file, "}\n");
	719	}
	720
	721	void
	722	Perl_op_dump(pTHX_ OP *o)
	723	{
	724	do_op_dump(0, Perl_debug_log, o);
	725	}
	726
	727	void
	728	Perl_gv_dump(pTHX_ GV *gv)
	729	{
	730	SV *sv;
	731
	732	if (!gv) {
	733	PerlIO_printf(Perl_debug_log, "{}\n");
	734	return;
	735	}
	736	sv = sv_newmortal();
	737	PerlIO_printf(Perl_debug_log, "{\n");
	738	gv_fullname3(sv, gv, Nullch);
	739	Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
	740	if (gv != GvEGV(gv)) {
	741	gv_efullname3(sv, GvEGV(gv), Nullch);
	742	Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
	743	}
	744	PerlIO_putc(Perl_debug_log, '\n');
	745	Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
	746	}
	747
	748
	749	/* map magic types to the symbolic names
	750	* (with the PERL_MAGIC_ prefixed stripped)
	751	*/
	752
	753	static struct { char type; char *name; } magic_names[] = {
	754	{ PERL_MAGIC_sv, "sv(\\0)" },
	755	{ PERL_MAGIC_arylen, "arylen(#)" },
	756	{ PERL_MAGIC_glob, "glob(*)" },
	757	{ PERL_MAGIC_pos, "pos(.)" },
	758	{ PERL_MAGIC_backref, "backref(<)" },
	759	{ PERL_MAGIC_overload, "overload(A)" },
	760	{ PERL_MAGIC_bm, "bm(B)" },
	761	{ PERL_MAGIC_regdata, "regdata(D)" },
	762	{ PERL_MAGIC_env, "env(E)" },
	763	{ PERL_MAGIC_isa, "isa(I)" },
	764	{ PERL_MAGIC_dbfile, "dbfile(L)" },
	765	{ PERL_MAGIC_shared, "shared(N)" },
	766	{ PERL_MAGIC_tied, "tied(P)" },
	767	{ PERL_MAGIC_sig, "sig(S)" },
	768	{ PERL_MAGIC_uvar, "uvar(U)" },
	769	{ PERL_MAGIC_overload_elem, "overload_elem(a)" },
	770	{ PERL_MAGIC_overload_table, "overload_table(c)" },
	771	{ PERL_MAGIC_regdatum, "regdatum(d)" },
	772	{ PERL_MAGIC_envelem, "envelem(e)" },
	773	{ PERL_MAGIC_fm, "fm(f)" },
	774	{ PERL_MAGIC_regex_global, "regex_global(g)" },
	775	{ PERL_MAGIC_isaelem, "isaelem(i)" },
	776	{ PERL_MAGIC_nkeys, "nkeys(k)" },
	777	{ PERL_MAGIC_dbline, "dbline(l)" },
	778	{ PERL_MAGIC_mutex, "mutex(m)" },
	779	{ PERL_MAGIC_shared_scalar, "shared_scalar(n)" },
	780	{ PERL_MAGIC_collxfrm, "collxfrm(o)" },
	781	{ PERL_MAGIC_tiedelem, "tiedelem(p)" },
	782	{ PERL_MAGIC_tiedscalar, "tiedscalar(q)" },
	783	{ PERL_MAGIC_qr, "qr(r)" },
	784	{ PERL_MAGIC_sigelem, "sigelem(s)" },
	785	{ PERL_MAGIC_taint, "taint(t)" },
	786	{ PERL_MAGIC_uvar_elem, "uvar_elem(v)" },
	787	{ PERL_MAGIC_vec, "vec(v)" },
	788	{ PERL_MAGIC_vstring, "vstring(V)" },
	789	{ PERL_MAGIC_utf8, "utf8(w)" },
	790	{ PERL_MAGIC_substr, "substr(x)" },
	791	{ PERL_MAGIC_defelem, "defelem(y)" },
	792	{ PERL_MAGIC_ext, "ext(~)" },
	793	/* this null string terminates the list */
	794	{ 0, 0 },
	795	};
	796
	797	void
	798	Perl_do_magic_dump(pTHX_ I32 level, PerlIO file, MAGIC mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
	799	{
	800	for (; mg; mg = mg->mg_moremagic) {
	801	Perl_dump_indent(aTHX_ level, file,
	802	" MAGIC = 0x%"UVxf"\n", PTR2UV(mg));
	803	if (mg->mg_virtual) {
	804	MGVTBL *v = mg->mg_virtual;
	805	char *s = 0;
	806	if (v == &PL_vtbl_sv) s = "sv";
	807	else if (v == &PL_vtbl_env) s = "env";
	808	else if (v == &PL_vtbl_envelem) s = "envelem";
	809	else if (v == &PL_vtbl_sig) s = "sig";
	810	else if (v == &PL_vtbl_sigelem) s = "sigelem";
	811	else if (v == &PL_vtbl_pack) s = "pack";
	812	else if (v == &PL_vtbl_packelem) s = "packelem";
	813	else if (v == &PL_vtbl_dbline) s = "dbline";
	814	else if (v == &PL_vtbl_isa) s = "isa";
	815	else if (v == &PL_vtbl_arylen) s = "arylen";
	816	else if (v == &PL_vtbl_glob) s = "glob";
	817	else if (v == &PL_vtbl_mglob) s = "mglob";
	818	else if (v == &PL_vtbl_nkeys) s = "nkeys";
	819	else if (v == &PL_vtbl_taint) s = "taint";
	820	else if (v == &PL_vtbl_substr) s = "substr";
	821	else if (v == &PL_vtbl_vec) s = "vec";
	822	else if (v == &PL_vtbl_pos) s = "pos";
	823	else if (v == &PL_vtbl_bm) s = "bm";
	824	else if (v == &PL_vtbl_fm) s = "fm";
	825	else if (v == &PL_vtbl_uvar) s = "uvar";
	826	else if (v == &PL_vtbl_defelem) s = "defelem";
	827	#ifdef USE_LOCALE_COLLATE
	828	else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
	829	#endif
	830	else if (v == &PL_vtbl_amagic) s = "amagic";
	831	else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
	832	else if (v == &PL_vtbl_backref) s = "backref";
	833	else if (v == &PL_vtbl_utf8) s = "utf8";
	834	if (s)
	835	Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
	836	else
	837	Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%"UVxf"\n", PTR2UV(v));
	838	}
	839	else
	840	Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
	841
	842	if (mg->mg_private)
	843	Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
	844
	845	{
	846	int n;
	847	char *name = 0;
	848	for (n=0; magic_names[n].name; n++) {
	849	if (mg->mg_type == magic_names[n].type) {
	850	name = magic_names[n].name;
	851	break;
	852	}
	853	}
	854	if (name)
	855	Perl_dump_indent(aTHX_ level, file,
	856	" MG_TYPE = PERL_MAGIC_%s\n", name);
	857	else
	858	Perl_dump_indent(aTHX_ level, file,
	859	" MG_TYPE = UNKNOWN(\\%o)\n", mg->mg_type);
	860	}
	861
	862	if (mg->mg_flags) {
	863	Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
	864	if (mg->mg_type == PERL_MAGIC_envelem &&
	865	mg->mg_flags & MGf_TAINTEDDIR)
	866	Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
	867	if (mg->mg_flags & MGf_REFCOUNTED)
	868	Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
	869	if (mg->mg_flags & MGf_GSKIP)
	870	Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
	871	if (mg->mg_type == PERL_MAGIC_regex_global &&
	872	mg->mg_flags & MGf_MINMATCH)
	873	Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
	874	}
	875	if (mg->mg_obj) {
	876	Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
	877	if (mg->mg_flags & MGf_REFCOUNTED)
	878	do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
	879	}
	880	if (mg->mg_len)
	881	Perl_dump_indent(aTHX_ level, file, " MG_LEN = %ld\n", (long)mg->mg_len);
	882	if (mg->mg_ptr) {
	883	Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
	884	if (mg->mg_len >= 0) {
	885	if (mg->mg_type != PERL_MAGIC_utf8) {
	886	SV *sv = newSVpvn("", 0);
	887	PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
	888	SvREFCNT_dec(sv);
	889	}
	890	}
	891	else if (mg->mg_len == HEf_SVKEY) {
	892	PerlIO_puts(file, " => HEf_SVKEY\n");
	893	do_sv_dump(level+2, file, (SV)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); / MG is already +1 */
	894	continue;
	895	}
	896	else
	897	PerlIO_puts(file, " ???? - please notify IZ");
	898	PerlIO_putc(file, '\n');
	899	}
	900	if (mg->mg_type == PERL_MAGIC_utf8) {
	901	STRLEN cache = (STRLEN ) mg->mg_ptr;
	902	if (cache) {
	903	IV i;
	904	for (i = 0; i < PERL_MAGIC_UTF8_CACHESIZE; i++)
	905	Perl_dump_indent(aTHX_ level, file,
	906	" %2"IVdf": %"UVuf" -> %"UVuf"\n",
	907	i,
	908	(UV)cache[i * 2],
	909	(UV)cache[i * 2 + 1]);
	910	}
	911	}
	912	}
	913	}
	914
	915	void
	916	Perl_magic_dump(pTHX_ MAGIC *mg)
	917	{
	918	do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
	919	}
	920
	921	void
	922	Perl_do_hv_dump(pTHX_ I32 level, PerlIO file, char name, HV *sv)
	923	{
	924	Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
	925	if (sv && HvNAME(sv))
	926	PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
	927	else
	928	PerlIO_putc(file, '\n');
	929	}
	930
	931	void
	932	Perl_do_gv_dump(pTHX_ I32 level, PerlIO file, char name, GV *sv)
	933	{
	934	Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
	935	if (sv && GvNAME(sv))
	936	PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
	937	else
	938	PerlIO_putc(file, '\n');
	939	}
	940
	941	void
	942	Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO file, char name, GV *sv)
	943	{
	944	Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
	945	if (sv && GvNAME(sv)) {
	946	PerlIO_printf(file, "\t\"");
	947	if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
	948	PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
	949	PerlIO_printf(file, "%s\"\n", GvNAME(sv));
	950	}
	951	else
	952	PerlIO_putc(file, '\n');
	953	}
	954
	955	void
	956	Perl_do_sv_dump(pTHX_ I32 level, PerlIO file, SV sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
	957	{
	958	SV *d;
	959	char *s;
	960	U32 flags;
	961	U32 type;
	962
	963	if (!sv) {
	964	Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
	965	return;
	966	}
	967
	968	flags = SvFLAGS(sv);
	969	type = SvTYPE(sv);
	970
	971	d = Perl_newSVpvf(aTHX_
	972	"(0x%"UVxf") at 0x%"UVxf"\n%s REFCNT = %"IVdf"\n%s FLAGS = (",
	973	PTR2UV(SvANY(sv)), PTR2UV(sv),
	974	(int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv),
	975	(int)(PL_dumpindent*level), "");
	976
	977	if (flags & SVs_PADSTALE) sv_catpv(d, "PADSTALE,");
	978	if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
	979	if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
	980	if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
	981	if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
	982	if (flags & SVs_GMG) sv_catpv(d, "GMG,");
	983	if (flags & SVs_SMG) sv_catpv(d, "SMG,");
	984	if (flags & SVs_RMG) sv_catpv(d, "RMG,");
	985
	986	if (flags & SVf_IOK) sv_catpv(d, "IOK,");
	987	if (flags & SVf_NOK) sv_catpv(d, "NOK,");
	988	if (flags & SVf_POK) sv_catpv(d, "POK,");
	989	if (flags & SVf_ROK) {
	990	sv_catpv(d, "ROK,");
	991	if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
	992	}
	993	if (flags & SVf_OOK) sv_catpv(d, "OOK,");
	994	if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
	995	if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
	996
	997	if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
	998	if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
	999	if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
	1000	if (flags & SVp_POK) sv_catpv(d, "pPOK,");
	1001	if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
	1002
	1003	switch (type) {
	1004	case SVt_PVCV:
	1005	case SVt_PVFM:
	1006	if (CvANON(sv)) sv_catpv(d, "ANON,");
	1007	if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
	1008	if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
	1009	if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
	1010	if (CvCONST(sv)) sv_catpv(d, "CONST,");
	1011	if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
	1012	if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
	1013	if (CvLVALUE(sv)) sv_catpv(d, "LVALUE,");
	1014	if (CvMETHOD(sv)) sv_catpv(d, "METHOD,");
	1015	if (CvLOCKED(sv)) sv_catpv(d, "LOCKED,");
	1016	if (CvWEAKOUTSIDE(sv)) sv_catpv(d, "WEAKOUTSIDE,");
	1017	if (CvASSERTION(sv)) sv_catpv(d, "ASSERTION,");
	1018	break;
	1019	case SVt_PVHV:
	1020	if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
	1021	if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
	1022	if (HvHASKFLAGS(sv)) sv_catpv(d, "HASKFLAGS,");
	1023	break;
	1024	case SVt_PVGV:
	1025	if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
	1026	if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
	1027	if (GvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
	1028	if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
	1029	if (GvIN_PAD(sv)) sv_catpv(d, "IN_PAD,");
	1030	if (flags & SVpad_OUR) sv_catpv(d, "OUR,");
	1031	if (GvIMPORTED(sv)) {
	1032	sv_catpv(d, "IMPORT");
	1033	if (GvIMPORTED(sv) == GVf_IMPORTED)
	1034	sv_catpv(d, "ALL,");
	1035	else {
	1036	sv_catpv(d, "(");
	1037	if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
	1038	if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
	1039	if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
	1040	if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
	1041	sv_catpv(d, " ),");
	1042	}
	1043	}
	1044	/* FALL THROUGH */
	1045	default:
	1046	if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
	1047	if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
	1048	break;
	1049	case SVt_PVBM:
	1050	if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
	1051	if (SvVALID(sv)) sv_catpv(d, "VALID,");
	1052	break;
	1053	case SVt_PVMG:
	1054	if (flags & SVpad_TYPED)
	1055	sv_catpv(d, "TYPED,");
	1056	break;
	1057	}
	1058	if ((SvPOK(sv) \|\| SvPOKp(sv)) && SvUTF8(sv))
	1059	sv_catpv(d, "UTF8");
	1060
	1061	if (*(SvEND(d) - 1) == ',')
	1062	SvPVX(d)[--SvCUR(d)] = '\0';
	1063	sv_catpv(d, ")");
	1064	s = SvPVX(d);
	1065
	1066	Perl_dump_indent(aTHX_ level, file, "SV = ");
	1067	switch (type) {
	1068	case SVt_NULL:
	1069	PerlIO_printf(file, "NULL%s\n", s);
	1070	SvREFCNT_dec(d);
	1071	return;
	1072	case SVt_IV:
	1073	PerlIO_printf(file, "IV%s\n", s);
	1074	break;
	1075	case SVt_NV:
	1076	PerlIO_printf(file, "NV%s\n", s);
	1077	break;
	1078	case SVt_RV:
	1079	PerlIO_printf(file, "RV%s\n", s);
	1080	break;
	1081	case SVt_PV:
	1082	PerlIO_printf(file, "PV%s\n", s);
	1083	break;
	1084	case SVt_PVIV:
	1085	PerlIO_printf(file, "PVIV%s\n", s);
	1086	break;
	1087	case SVt_PVNV:
	1088	PerlIO_printf(file, "PVNV%s\n", s);
	1089	break;
	1090	case SVt_PVBM:
	1091	PerlIO_printf(file, "PVBM%s\n", s);
	1092	break;
	1093	case SVt_PVMG:
	1094	PerlIO_printf(file, "PVMG%s\n", s);
	1095	break;
	1096	case SVt_PVLV:
	1097	PerlIO_printf(file, "PVLV%s\n", s);
	1098	break;
	1099	case SVt_PVAV:
	1100	PerlIO_printf(file, "PVAV%s\n", s);
	1101	break;
	1102	case SVt_PVHV:
	1103	PerlIO_printf(file, "PVHV%s\n", s);
	1104	break;
	1105	case SVt_PVCV:
	1106	PerlIO_printf(file, "PVCV%s\n", s);
	1107	break;
	1108	case SVt_PVGV:
	1109	PerlIO_printf(file, "PVGV%s\n", s);
	1110	break;
	1111	case SVt_PVFM:
	1112	PerlIO_printf(file, "PVFM%s\n", s);
	1113	break;
	1114	case SVt_PVIO:
	1115	PerlIO_printf(file, "PVIO%s\n", s);
	1116	break;
	1117	default:
	1118	PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s);
	1119	SvREFCNT_dec(d);
	1120	return;
	1121	}
	1122	if (type >= SVt_PVIV \|\| type == SVt_IV) {
	1123	if (SvIsUV(sv)
	1124	#ifdef PERL_COPY_ON_WRITE
	1125	\|\| SvIsCOW(sv)
	1126	#endif
	1127	)
	1128	Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
	1129	else
	1130	Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
	1131	if (SvOOK(sv))
	1132	PerlIO_printf(file, " (OFFSET)");
	1133	#ifdef PERL_COPY_ON_WRITE
	1134	if (SvIsCOW_shared_hash(sv))
	1135	PerlIO_printf(file, " (HASH)");
	1136	else if (SvIsCOW_normal(sv))
	1137	PerlIO_printf(file, " (COW from 0x%"UVxf")", (UV)SvUVX(sv));
	1138	#endif
	1139	PerlIO_putc(file, '\n');
	1140	}
	1141	if (type >= SVt_PVNV \|\| type == SVt_NV) {
	1142	STORE_NUMERIC_LOCAL_SET_STANDARD();
	1143	/* %Vg doesn't work? --jhi */
	1144	#ifdef USE_LONG_DOUBLE
	1145	Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv));
	1146	#else
	1147	Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
	1148	#endif
	1149	RESTORE_NUMERIC_LOCAL();
	1150	}
	1151	if (SvROK(sv)) {
	1152	Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
	1153	if (nest < maxnest)
	1154	do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
	1155	}
	1156	if (type < SVt_PV) {
	1157	SvREFCNT_dec(d);
	1158	return;
	1159	}
	1160	if (type <= SVt_PVLV) {
	1161	if (SvPVX(sv)) {
	1162	Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX(sv)));
	1163	if (SvOOK(sv))
	1164	PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
	1165	PerlIO_printf(file, "%s", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
	1166	if (SvUTF8(sv)) /* the 8? \x{....} */
	1167	PerlIO_printf(file, " [UTF8 \"%s\"]", sv_uni_display(d, sv, 8 * sv_len_utf8(sv), UNI_DISPLAY_QQ));
	1168	PerlIO_printf(file, "\n");
	1169	Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
	1170	Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
	1171	}
	1172	else
	1173	Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
	1174	}
	1175	if (type >= SVt_PVMG) {
	1176	if (SvMAGIC(sv))
	1177	do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
	1178	if (SvSTASH(sv))
	1179	do_hv_dump(level, file, " STASH", SvSTASH(sv));
	1180	}
	1181	switch (type) {
	1182	case SVt_PVLV:
	1183	Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
	1184	Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
	1185	Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
	1186	Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
	1187	if (LvTYPE(sv) != 't' && LvTYPE(sv) != 'T')
	1188	do_sv_dump(level+1, file, LvTARG(sv), nest+1, maxnest,
	1189	dumpops, pvlim);
	1190	break;
	1191	case SVt_PVAV:
	1192	Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
	1193	if (AvARRAY(sv) != AvALLOC(sv)) {
	1194	PerlIO_printf(file, " (offset=%"IVdf")\n", (IV)(AvARRAY(sv) - AvALLOC(sv)));
	1195	Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%"UVxf"\n", PTR2UV(AvALLOC(sv)));
	1196	}
	1197	else
	1198	PerlIO_putc(file, '\n');
	1199	Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)AvFILLp(sv));
	1200	Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)AvMAX(sv));
	1201	Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%"UVxf"\n", PTR2UV(AvARYLEN(sv)));
	1202	flags = AvFLAGS(sv);
	1203	sv_setpv(d, "");
	1204	if (flags & AVf_REAL) sv_catpv(d, ",REAL");
	1205	if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
	1206	if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
	1207	Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
	1208	if (nest < maxnest && av_len((AV*)sv) >= 0) {
	1209	int count;
	1210	for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
	1211	SV** elt = av_fetch((AV*)sv,count,0);
	1212
	1213	Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count);
	1214	if (elt)
	1215	do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
	1216	}
	1217	}
	1218	break;
	1219	case SVt_PVHV:
	1220	Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(HvARRAY(sv)));
	1221	if (HvARRAY(sv) && HvKEYS(sv)) {
	1222	/* Show distribution of HEs in the ARRAY */
	1223	int freq[200];
	1224	#define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
	1225	int i;
	1226	int max = 0;
	1227	U32 pow2 = 2, keys = HvKEYS(sv);
	1228	NV theoret, sum = 0;
	1229
	1230	PerlIO_printf(file, " (");
	1231	Zero(freq, FREQ_MAX + 1, int);
	1232	for (i = 0; (STRLEN)i <= HvMAX(sv); i++) {
	1233	HE* h; int count = 0;
	1234	for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
	1235	count++;
	1236	if (count > FREQ_MAX)
	1237	count = FREQ_MAX;
	1238	freq[count]++;
	1239	if (max < count)
	1240	max = count;
	1241	}
	1242	for (i = 0; i <= max; i++) {
	1243	if (freq[i]) {
	1244	PerlIO_printf(file, "%d%s:%d", i,
	1245	(i == FREQ_MAX) ? "+" : "",
	1246	freq[i]);
	1247	if (i != max)
	1248	PerlIO_printf(file, ", ");
	1249	}
	1250	}
	1251	PerlIO_putc(file, ')');
	1252	/* The "quality" of a hash is defined as the total number of
	1253	comparisons needed to access every element once, relative
	1254	to the expected number needed for a random hash.
	1255
	1256	The total number of comparisons is equal to the sum of
	1257	the squares of the number of entries in each bucket.
	1258	For a random hash of n keys into k buckets, the expected
	1259	value is
	1260	n + n(n-1)/2k
	1261	*/
	1262
	1263	for (i = max; i > 0; i--) { /* Precision: count down. */
	1264	sum += freq[i] * i * i;
	1265	}
	1266	while ((keys = keys >> 1))
	1267	pow2 = pow2 << 1;
	1268	theoret = HvKEYS(sv);
	1269	theoret += theoret * (theoret-1)/pow2;
	1270	PerlIO_putc(file, '\n');
	1271	Perl_dump_indent(aTHX_ level, file, " hash quality = %.1"NVff"%%", theoret/sum*100);
	1272	}
	1273	PerlIO_putc(file, '\n');
	1274	Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv));
	1275	Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)HvFILL(sv));
	1276	Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)HvMAX(sv));
	1277	Perl_dump_indent(aTHX_ level, file, " RITER = %"IVdf"\n", (IV)HvRITER(sv));
	1278	Perl_dump_indent(aTHX_ level, file, " EITER = 0x%"UVxf"\n", PTR2UV(HvEITER(sv)));
	1279	if (HvPMROOT(sv))
	1280	Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%"UVxf"\n", PTR2UV(HvPMROOT(sv)));
	1281	if (HvNAME(sv))
	1282	Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
	1283	if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
	1284	HE *he;
	1285	HV hv = (HV)sv;
	1286	int count = maxnest - nest;
	1287
	1288	hv_iterinit(hv);
	1289	while ((he = hv_iternext_flags(hv, HV_ITERNEXT_WANTPLACEHOLDERS))
	1290	&& count--) {
	1291	SV elt, keysv;
	1292	char *keypv;
	1293	STRLEN len;
	1294	U32 hash = HeHASH(he);
	1295
	1296	keysv = hv_iterkeysv(he);
	1297	keypv = SvPV(keysv, len);
	1298	elt = hv_iterval(hv, he);
	1299	Perl_dump_indent(aTHX_ level+1, file, "Elt %s ", pv_display(d, keypv, len, 0, pvlim));
	1300	if (SvUTF8(keysv))
	1301	PerlIO_printf(file, "[UTF8 \"%s\"] ", sv_uni_display(d, keysv, 8 * sv_len_utf8(keysv), UNI_DISPLAY_QQ));
	1302	PerlIO_printf(file, "HASH = 0x%"UVxf"\n", (UV)hash);
	1303	do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
	1304	}
	1305	hv_iterinit(hv); /* Return to status quo */
	1306	}
	1307	break;
	1308	case SVt_PVCV:
	1309	if (SvPOK(sv))
	1310	Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV_nolen(sv));
	1311	/* FALL THROUGH */
	1312	case SVt_PVFM:
	1313	do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
	1314	if (CvSTART(sv))
	1315	Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)CvSTART(sv)->op_seq);
	1316	Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n", PTR2UV(CvROOT(sv)));
	1317	if (CvROOT(sv) && dumpops)
	1318	do_op_dump(level+1, file, CvROOT(sv));
	1319	Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%"UVxf"\n", PTR2UV(CvXSUB(sv)));
	1320	Perl_dump_indent(aTHX_ level, file, " XSUBANY = %"IVdf"\n", (IV)CvXSUBANY(sv).any_i32);
	1321	do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
	1322	Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
	1323	Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
	1324	Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
	1325	Perl_dump_indent(aTHX_ level, file, " OUTSIDE_SEQ = %"UVuf"\n", (UV)CvOUTSIDE_SEQ(sv));
	1326	if (type == SVt_PVFM)
	1327	Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
	1328	Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
	1329	if (nest < maxnest) {
	1330	do_dump_pad(level+1, file, CvPADLIST(sv), 0);
	1331	}
	1332	{
	1333	CV *outside = CvOUTSIDE(sv);
	1334	Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n",
	1335	PTR2UV(outside),
	1336	(!outside ? "null"
	1337	: CvANON(outside) ? "ANON"
	1338	: (outside == PL_main_cv) ? "MAIN"
	1339	: CvUNIQUE(outside) ? "UNIQUE"
	1340	: CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
	1341	}
	1342	if (nest < maxnest && (CvCLONE(sv) \|\| CvCLONED(sv)))
	1343	do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
	1344	break;
	1345	case SVt_PVGV:
	1346	Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
	1347	Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
	1348	do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
	1349	Perl_dump_indent(aTHX_ level, file, " GP = 0x%"UVxf"\n", PTR2UV(GvGP(sv)));
	1350	if (!GvGP(sv))
	1351	break;
	1352	Perl_dump_indent(aTHX_ level, file, " SV = 0x%"UVxf"\n", PTR2UV(GvSV(sv)));
	1353	Perl_dump_indent(aTHX_ level, file, " REFCNT = %"IVdf"\n", (IV)GvREFCNT(sv));
	1354	Perl_dump_indent(aTHX_ level, file, " IO = 0x%"UVxf"\n", PTR2UV(GvIOp(sv)));
	1355	Perl_dump_indent(aTHX_ level, file, " FORM = 0x%"UVxf" \n", PTR2UV(GvFORM(sv)));
	1356	Perl_dump_indent(aTHX_ level, file, " AV = 0x%"UVxf"\n", PTR2UV(GvAV(sv)));
	1357	Perl_dump_indent(aTHX_ level, file, " HV = 0x%"UVxf"\n", PTR2UV(GvHV(sv)));
	1358	Perl_dump_indent(aTHX_ level, file, " CV = 0x%"UVxf"\n", PTR2UV(GvCV(sv)));
	1359	Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%"UVxf"\n", (UV)GvCVGEN(sv));
	1360	Perl_dump_indent(aTHX_ level, file, " GPFLAGS = 0x%"UVxf"\n", (UV)GvGPFLAGS(sv));
	1361	Perl_dump_indent(aTHX_ level, file, " LINE = %"IVdf"\n", (IV)GvLINE(sv));
	1362	Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", GvFILE(sv));
	1363	Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)GvFLAGS(sv));
	1364	do_gv_dump (level, file, " EGV", GvEGV(sv));
	1365	break;
	1366	case SVt_PVIO:
	1367	Perl_dump_indent(aTHX_ level, file, " IFP = 0x%"UVxf"\n", PTR2UV(IoIFP(sv)));
	1368	Perl_dump_indent(aTHX_ level, file, " OFP = 0x%"UVxf"\n", PTR2UV(IoOFP(sv)));
	1369	Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%"UVxf"\n", PTR2UV(IoDIRP(sv)));
	1370	Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)IoLINES(sv));
	1371	Perl_dump_indent(aTHX_ level, file, " PAGE = %"IVdf"\n", (IV)IoPAGE(sv));
	1372	Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %"IVdf"\n", (IV)IoPAGE_LEN(sv));
	1373	Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %"IVdf"\n", (IV)IoLINES_LEFT(sv));
	1374	if (IoTOP_NAME(sv))
	1375	Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
	1376	do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
	1377	if (IoFMT_NAME(sv))
	1378	Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
	1379	do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
	1380	if (IoBOTTOM_NAME(sv))
	1381	Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
	1382	do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
	1383	Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %"IVdf"\n", (IV)IoSUBPROCESS(sv));
	1384	if (isPRINT(IoTYPE(sv)))
	1385	Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
	1386	else
	1387	Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
	1388	Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv));
	1389	break;
	1390	}
	1391	SvREFCNT_dec(d);
	1392	}
	1393
	1394	void
	1395	Perl_sv_dump(pTHX_ SV *sv)
	1396	{
	1397	do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
	1398	}
	1399
	1400	int
	1401	Perl_runops_debug(pTHX)
	1402	{
	1403	if (!PL_op) {
	1404	if (ckWARN_d(WARN_DEBUGGING))
	1405	Perl_warner(aTHX_ packWARN(WARN_DEBUGGING), "NULL OP IN RUN");
	1406	return 0;
	1407	}
	1408
	1409	do {
	1410	PERL_ASYNC_CHECK();
	1411	if (PL_debug) {
	1412	if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
	1413	PerlIO_printf(Perl_debug_log,
	1414	"WARNING: %"UVxf" changed from %"UVxf" to %"UVxf"\n",
	1415	PTR2UV(PL_watchaddr), PTR2UV(PL_watchok),
	1416	PTR2UV(*PL_watchaddr));
	1417	if (DEBUG_s_TEST_) {
	1418	if (DEBUG_v_TEST_) {
	1419	PerlIO_printf(Perl_debug_log, "\n");
	1420	deb_stack_all();
	1421	}
	1422	else
	1423	debstack();
	1424	}
	1425
	1426
	1427	if (DEBUG_t_TEST_) debop(PL_op);
	1428	if (DEBUG_P_TEST_) debprof(PL_op);
	1429	}
	1430	} while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX)));
	1431
	1432	TAINT_NOT;
	1433	return 0;
	1434	}
	1435
	1436	I32
	1437	Perl_debop(pTHX_ OP *o)
	1438	{
	1439	AV padlist, comppad;
	1440	CV *cv;
	1441	SV *sv;
	1442
	1443	if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
	1444	return 0;
	1445
	1446	Perl_deb(aTHX_ "%s", OP_NAME(o));
	1447	switch (o->op_type) {
	1448	case OP_CONST:
	1449	PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo_sv));
	1450	break;
	1451	case OP_GVSV:
	1452	case OP_GV:
	1453	if (cGVOPo_gv) {
	1454	sv = NEWSV(0,0);
	1455	gv_fullname3(sv, cGVOPo_gv, Nullch);
	1456	PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen(sv));
	1457	SvREFCNT_dec(sv);
	1458	}
	1459	else
	1460	PerlIO_printf(Perl_debug_log, "(NULL)");
	1461	break;
	1462	case OP_PADSV:
	1463	case OP_PADAV:
	1464	case OP_PADHV:
	1465	/* print the lexical's name */
	1466	cv = deb_curcv(cxstack_ix);
	1467	if (cv) {
	1468	padlist = CvPADLIST(cv);
	1469	comppad = (AV)(av_fetch(padlist, 0, FALSE));
	1470	sv = *av_fetch(comppad, o->op_targ, FALSE);
	1471	} else
	1472	sv = Nullsv;
	1473	if (sv)
	1474	PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen(sv));
	1475	else
	1476	PerlIO_printf(Perl_debug_log, "[%"UVuf"]", (UV)o->op_targ);
	1477	break;
	1478	default:
	1479	break;
	1480	}
	1481	PerlIO_printf(Perl_debug_log, "\n");
	1482	return 0;
	1483	}
	1484
	1485	STATIC CV*
	1486	S_deb_curcv(pTHX_ I32 ix)
	1487	{
	1488	PERL_CONTEXT *cx = &cxstack[ix];
	1489	if (CxTYPE(cx) == CXt_SUB \|\| CxTYPE(cx) == CXt_FORMAT)
	1490	return cx->blk_sub.cv;
	1491	else if (CxTYPE(cx) == CXt_EVAL && !CxTRYBLOCK(cx))
	1492	return PL_compcv;
	1493	else if (ix == 0 && PL_curstackinfo->si_type == PERLSI_MAIN)
	1494	return PL_main_cv;
	1495	else if (ix <= 0)
	1496	return Nullcv;
	1497	else
	1498	return deb_curcv(ix - 1);
	1499	}
	1500
	1501	void
	1502	Perl_watch(pTHX_ char **addr)
	1503	{
	1504	PL_watchaddr = addr;
	1505	PL_watchok = *addr;
	1506	PerlIO_printf(Perl_debug_log, "WATCHING, %"UVxf" is currently %"UVxf"\n",
	1507	PTR2UV(PL_watchaddr), PTR2UV(PL_watchok));
	1508	}
	1509
	1510	STATIC void
	1511	S_debprof(pTHX_ OP *o)
	1512	{
	1513	if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
	1514	return;
	1515	if (!PL_profiledata)
	1516	Newz(000, PL_profiledata, MAXO, U32);
	1517	++PL_profiledata[o->op_type];
	1518	}
	1519
	1520	void
	1521	Perl_debprofdump(pTHX)
	1522	{
	1523	unsigned i;
	1524	if (!PL_profiledata)
	1525	return;
	1526	for (i = 0; i < MAXO; i++) {
	1527	if (PL_profiledata[i])
	1528	PerlIO_printf(Perl_debug_log,
	1529	"%5lu %s\n", (unsigned long)PL_profiledata[i],
	1530	PL_op_name[i]);
	1531	}
	1532	}