/* dump.c
*
- * Copyright (c) 1991-2001, Larry Wall
+ * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ * 2000, 2001, 2002, 2003, 2004, by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
* it has not been hard for me to read your mind and memory.'"
*/
+/* This file contains utility routines to dump the contents of SV and OP
+ * structures, as used by command-line options like -Dt and -Dx, and
+ * by Devel::Peek.
+ *
+ * It also holds the debugging version of the runops function.
+ */
+
#include "EXTERN.h"
#define PERL_IN_DUMP_C
#include "perl.h"
#include "regcomp.h"
+static HV *Sequence;
+
void
Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
{
dump_sub(gv);
if (GvFORM(gv))
dump_form(gv);
- if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
- (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
+ if (HeKEY(entry)[HeKLEN(entry)-1] == ':'
+ && (hv = GvHV(gv)) && hv != PL_defstash)
dump_packsubs(hv); /* nested package */
}
}
gv_fullname3(sv, gv, Nullch);
Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
if (CvXSUB(GvCV(gv)))
- Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%lx %d)\n",
- (long)CvXSUB(GvCV(gv)),
+ Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%"UVxf" %d)\n",
+ PTR2UV(CvXSUB(GvCV(gv))),
(int)CvXSUBANY(GvCV(gv)).any_i32);
else if (CvROOT(GvCV(gv)))
op_dump(CvROOT(GvCV(gv)));
}
char *
-Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
+Perl_pv_display(pTHX_ SV *dsv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
{
int truncated = 0;
int nul_terminated = len > cur && pv[cur] == '\0';
- sv_setpvn(sv, "\"", 1);
+ sv_setpvn(dsv, "\"", 1);
for (; cur--; pv++) {
- if (pvlim && SvCUR(sv) >= pvlim) {
+ if (pvlim && SvCUR(dsv) >= pvlim) {
truncated++;
break;
}
- if (isPRINT(*pv)) {
- switch (*pv) {
- case '\t': sv_catpvn(sv, "\\t", 2); break;
- case '\n': sv_catpvn(sv, "\\n", 2); break;
- case '\r': sv_catpvn(sv, "\\r", 2); break;
- case '\f': sv_catpvn(sv, "\\f", 2); break;
- case '"': sv_catpvn(sv, "\\\"", 2); break;
- case '\\': sv_catpvn(sv, "\\\\", 2); break;
- default: sv_catpvn(sv, pv, 1); break;
- }
- }
- else {
- if (cur && isDIGIT(*(pv+1)))
- Perl_sv_catpvf(aTHX_ sv, "\\%03o", (U8)*pv);
+ switch (*pv) {
+ case '\t': sv_catpvn(dsv, "\\t", 2); break;
+ case '\n': sv_catpvn(dsv, "\\n", 2); break;
+ case '\r': sv_catpvn(dsv, "\\r", 2); break;
+ case '\f': sv_catpvn(dsv, "\\f", 2); break;
+ case '"': sv_catpvn(dsv, "\\\"", 2); break;
+ case '\\': sv_catpvn(dsv, "\\\\", 2); break;
+ default:
+ if (isPRINT(*pv))
+ sv_catpvn(dsv, pv, 1);
+ else if (cur && isDIGIT(*(pv+1)))
+ Perl_sv_catpvf(aTHX_ dsv, "\\%03o", (U8)*pv);
else
- Perl_sv_catpvf(aTHX_ sv, "\\%o", (U8)*pv);
+ Perl_sv_catpvf(aTHX_ dsv, "\\%o", (U8)*pv);
}
}
- sv_catpvn(sv, "\"", 1);
+ sv_catpvn(dsv, "\"", 1);
if (truncated)
- sv_catpvn(sv, "...", 3);
+ sv_catpvn(dsv, "...", 3);
if (nul_terminated)
- sv_catpvn(sv, "\\0", 2);
+ sv_catpvn(dsv, "\\0", 2);
- return SvPVX(sv);
+ return SvPVX(dsv);
}
char *
sv_catpv(t, "WILD");
goto finish;
}
- else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
+ else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes || sv == &PL_sv_placeholder) {
if (sv == &PL_sv_undef) {
sv_catpv(t, "SV_UNDEF");
if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
SvNVX(sv) == 0.0)
goto finish;
}
- else {
+ else if (sv == &PL_sv_yes) {
sv_catpv(t, "SV_YES");
if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
SVs_GMG|SVs_SMG|SVs_RMG)) &&
SvNVX(sv) == 1.0)
goto finish;
}
+ else {
+ sv_catpv(t, "SV_PLACEHOLDER");
+ if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
+ SVs_GMG|SVs_SMG|SVs_RMG)) &&
+ SvREADONLY(sv))
+ goto finish;
+ }
sv_catpv(t, ":");
}
else if (SvREFCNT(sv) == 0) {
sv_catpv(t, "(");
unref++;
}
- else if (DEBUG_R_TEST && SvREFCNT(sv) > 1) {
- Perl_sv_catpvf(aTHX_ t, "<%"UVuf">", (UV)SvREFCNT(sv));
+ else if (DEBUG_R_TEST_) {
+ int is_tmp = 0;
+ I32 ix;
+ /* is this SV on the tmps stack? */
+ for (ix=PL_tmps_ix; ix>=0; ix--) {
+ if (PL_tmps_stack[ix] == sv) {
+ is_tmp = 1;
+ break;
+ }
+ }
+ if (SvREFCNT(sv) > 1)
+ Perl_sv_catpvf(aTHX_ t, "<%"UVuf"%s>", (UV)SvREFCNT(sv),
+ is_tmp ? "T" : "");
+ else if (is_tmp)
+ sv_catpv(t, "<T>");
}
-
if (SvROK(sv)) {
sv_catpv(t, "\\");
if (SvCUR(t) + unref > 10) {
Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
if (SvUTF8(sv))
- Perl_sv_catpvf(aTHX_ t, " [UTF8]");
+ Perl_sv_catpvf(aTHX_ t, " [UTF8 \"%s\"]",
+ sv_uni_display(tmp, sv, 8 * sv_len_utf8(sv),
+ UNI_DISPLAY_QQ));
SvREFCNT_dec(tmp);
}
}
else if (SvNOKp(sv)) {
STORE_NUMERIC_LOCAL_SET_STANDARD();
- Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
+ Perl_sv_catpvf(aTHX_ t, "(%"NVgf")",SvNVX(sv));
RESTORE_NUMERIC_LOCAL();
}
else if (SvIOKp(sv)) {
ch = '?';
else
ch = '/';
- if (pm->op_pmregexp)
+ if (PM_GETRE(pm))
Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
- ch, pm->op_pmregexp->precomp, ch,
+ ch, PM_GETRE(pm)->precomp, ch,
(pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
else
Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
op_dump(pm->op_pmreplroot);
}
- if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
+ if (pm->op_pmflags || (PM_GETRE(pm) && PM_GETRE(pm)->check_substr)) {
SV *tmpsv = newSVpvn("", 0);
if (pm->op_pmdynflags & PMdf_USED)
sv_catpv(tmpsv, ",USED");
sv_catpv(tmpsv, ",TAINTED");
if (pm->op_pmflags & PMf_ONCE)
sv_catpv(tmpsv, ",ONCE");
- if (pm->op_pmregexp && pm->op_pmregexp->check_substr
- && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
+ if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
+ && !(PM_GETRE(pm)->reganch & ROPT_NOSCAN))
sv_catpv(tmpsv, ",SCANFIRST");
- if (pm->op_pmregexp && pm->op_pmregexp->check_substr
- && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
+ if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
+ && PM_GETRE(pm)->reganch & ROPT_CHECK_ALL)
sv_catpv(tmpsv, ",ALL");
if (pm->op_pmflags & PMf_SKIPWHITE)
sv_catpv(tmpsv, ",SKIPWHITE");
do_pmop_dump(0, Perl_debug_log, pm);
}
+/* An op sequencer. We visit the ops in the order they're to execute. */
+
+STATIC void
+sequence(pTHX_ register OP *o)
+{
+ SV *op;
+ char *key;
+ STRLEN len;
+ static UV seq;
+ OP *oldop = 0,
+ *l;
+
+ if (!Sequence)
+ Sequence = newHV();
+
+ if (!o)
+ return;
+
+ op = newSVuv(PTR2UV(o));
+ key = SvPV(op, len);
+ if (hv_exists(Sequence, key, len))
+ return;
+
+ for (; o; o = o->op_next) {
+ op = newSVuv(PTR2UV(o));
+ key = SvPV(op, len);
+ if (hv_exists(Sequence, key, len))
+ break;
+
+ switch (o->op_type) {
+ case OP_STUB:
+ if ((o->op_flags & OPf_WANT) != OPf_WANT_LIST) {
+ hv_store(Sequence, key, len, newSVuv(++seq), 0);
+ break;
+ }
+ goto nothin;
+ case OP_NULL:
+ if (oldop && o->op_next)
+ continue;
+ break;
+ case OP_SCALAR:
+ case OP_LINESEQ:
+ case OP_SCOPE:
+ nothin:
+ if (oldop && o->op_next)
+ continue;
+ hv_store(Sequence, key, len, newSVuv(++seq), 0);
+ break;
+
+ case OP_MAPWHILE:
+ case OP_GREPWHILE:
+ case OP_AND:
+ case OP_OR:
+ case OP_DOR:
+ case OP_ANDASSIGN:
+ case OP_ORASSIGN:
+ case OP_DORASSIGN:
+ case OP_COND_EXPR:
+ case OP_RANGE:
+ hv_store(Sequence, key, len, newSVuv(++seq), 0);
+ for (l = cLOGOPo->op_other; l && l->op_type == OP_NULL; l = l->op_next)
+ ;
+ sequence(aTHX_ l);
+ break;
+
+ case OP_ENTERLOOP:
+ case OP_ENTERITER:
+ hv_store(Sequence, key, len, newSVuv(++seq), 0);
+ for (l = cLOOPo->op_redoop; l && l->op_type == OP_NULL; l = l->op_next)
+ ;
+ sequence(aTHX_ l);
+ for (l = cLOOPo->op_nextop; l && l->op_type == OP_NULL; l = l->op_next)
+ ;
+ sequence(aTHX_ l);
+ for (l = cLOOPo->op_lastop; l && l->op_type == OP_NULL; l = l->op_next)
+ ;
+ sequence(aTHX_ l);
+ break;
+
+ case OP_QR:
+ case OP_MATCH:
+ case OP_SUBST:
+ hv_store(Sequence, key, len, newSVuv(++seq), 0);
+ for (l = cPMOPo->op_pmreplstart; l && l->op_type == OP_NULL; l = l->op_next)
+ ;
+ sequence(aTHX_ l);
+ break;
+
+ case OP_HELEM:
+ break;
+
+ default:
+ hv_store(Sequence, key, len, newSVuv(++seq), 0);
+ break;
+ }
+ oldop = o;
+ }
+}
+
+STATIC UV
+sequence_num(pTHX_ OP *o)
+{
+ SV *op,
+ **seq;
+ char *key;
+ STRLEN len;
+ if (!o) return 0;
+ op = newSVuv(PTR2UV(o));
+ key = SvPV(op, len);
+ seq = hv_fetch(Sequence, key, len, 0);
+ return seq ? SvUV(*seq): 0;
+}
+
void
Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o)
{
+ UV seq;
+ sequence(aTHX_ o);
Perl_dump_indent(aTHX_ level, file, "{\n");
level++;
- if (o->op_seq)
- PerlIO_printf(file, "%-4d", o->op_seq);
+ seq = sequence_num(aTHX_ o);
+ if (seq)
+ PerlIO_printf(file, "%-4"UVf, seq);
else
PerlIO_printf(file, " ");
PerlIO_printf(file,
"%*sTYPE = %s ===> ",
- (int)(PL_dumpindent*level-4), "", PL_op_name[o->op_type]);
- if (o->op_next) {
- if (o->op_seq)
- PerlIO_printf(file, "%d\n", o->op_next->op_seq);
- else
- PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
- }
+ (int)(PL_dumpindent*level-4), "", OP_NAME(o));
+ if (o->op_next)
+ PerlIO_printf(file, seq ? "%"UVf"\n" : "(%"UVf")\n",
+ sequence_num(aTHX_ o->op_next));
else
PerlIO_printf(file, "DONE\n");
if (o->op_targ) {
if (o->op_type == OP_NULL)
+ {
Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
+ if (o->op_targ == OP_NEXTSTATE)
+ {
+ if (CopLINE(cCOPo))
+ Perl_dump_indent(aTHX_ level, file, "LINE = %"UVf"\n",
+ (UV)CopLINE(cCOPo));
+ if (CopSTASHPV(cCOPo))
+ Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
+ CopSTASHPV(cCOPo));
+ if (cCOPo->cop_label)
+ Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
+ cCOPo->cop_label);
+ }
+ }
else
Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
}
if (o->op_private & OPpTARGET_MY)
sv_catpv(tmpsv, ",TARGET_MY");
}
- if (o->op_type == OP_AASSIGN) {
+ else if (o->op_type == OP_LEAVESUB ||
+ o->op_type == OP_LEAVE ||
+ o->op_type == OP_LEAVESUBLV ||
+ o->op_type == OP_LEAVEWRITE) {
+ if (o->op_private & OPpREFCOUNTED)
+ sv_catpv(tmpsv, ",REFCOUNTED");
+ }
+ else if (o->op_type == OP_AASSIGN) {
if (o->op_private & OPpASSIGN_COMMON)
sv_catpv(tmpsv, ",COMMON");
- if (o->op_private & OPpASSIGN_HASH)
- sv_catpv(tmpsv, ",HASH");
}
else if (o->op_type == OP_SASSIGN) {
if (o->op_private & OPpASSIGN_BACKWARDS)
sv_catpv(tmpsv, ",DELETE");
if (o->op_private & OPpTRANS_COMPLEMENT)
sv_catpv(tmpsv, ",COMPLEMENT");
+ if (o->op_private & OPpTRANS_IDENTICAL)
+ sv_catpv(tmpsv, ",IDENTICAL");
+ if (o->op_private & OPpTRANS_GROWS)
+ sv_catpv(tmpsv, ",GROWS");
}
else if (o->op_type == OP_REPEAT) {
if (o->op_private & OPpREPEAT_DOLIST)
sv_catpv(tmpsv, ",DB");
if (o->op_private & OPpENTERSUB_HASTARG)
sv_catpv(tmpsv, ",HASTARG");
+ if (o->op_private & OPpENTERSUB_NOPAREN)
+ sv_catpv(tmpsv, ",NOPAREN");
+ if (o->op_private & OPpENTERSUB_INARGS)
+ sv_catpv(tmpsv, ",INARGS");
+ if (o->op_private & OPpENTERSUB_NOMOD)
+ sv_catpv(tmpsv, ",NOMOD");
}
- else
+ else {
switch (o->op_private & OPpDEREF) {
case OPpDEREF_SV:
sv_catpv(tmpsv, ",SV");
sv_catpv(tmpsv, ",HV");
break;
}
+ if (o->op_private & OPpMAYBE_LVSUB)
+ sv_catpv(tmpsv, ",MAYBE_LVSUB");
+ }
if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
if (o->op_private & OPpLVAL_DEFER)
sv_catpv(tmpsv, ",LVAL_DEFER");
sv_catpv(tmpsv, ",BARE");
if (o->op_private & OPpCONST_STRICT)
sv_catpv(tmpsv, ",STRICT");
+ if (o->op_private & OPpCONST_ARYBASE)
+ sv_catpv(tmpsv, ",ARYBASE");
+ if (o->op_private & OPpCONST_WARNING)
+ sv_catpv(tmpsv, ",WARNING");
+ if (o->op_private & OPpCONST_ENTERED)
+ sv_catpv(tmpsv, ",ENTERED");
}
else if (o->op_type == OP_FLIP) {
if (o->op_private & OPpFLIP_LINENUM)
else if (o->op_type == OP_FLOP) {
if (o->op_private & OPpFLIP_LINENUM)
sv_catpv(tmpsv, ",LINENUM");
- } else if (o->op_type == OP_RV2CV) {
+ }
+ else if (o->op_type == OP_RV2CV) {
if (o->op_private & OPpLVAL_INTRO)
sv_catpv(tmpsv, ",INTRO");
}
+ else if (o->op_type == OP_GV) {
+ if (o->op_private & OPpEARLY_CV)
+ sv_catpv(tmpsv, ",EARLY_CV");
+ }
+ else if (o->op_type == OP_LIST) {
+ if (o->op_private & OPpLIST_GUESSED)
+ sv_catpv(tmpsv, ",GUESSED");
+ }
+ else if (o->op_type == OP_DELETE) {
+ if (o->op_private & OPpSLICE)
+ sv_catpv(tmpsv, ",SLICE");
+ }
+ else if (o->op_type == OP_EXISTS) {
+ if (o->op_private & OPpEXISTS_SUB)
+ sv_catpv(tmpsv, ",EXISTS_SUB");
+ }
+ else if (o->op_type == OP_SORT) {
+ if (o->op_private & OPpSORT_NUMERIC)
+ sv_catpv(tmpsv, ",NUMERIC");
+ if (o->op_private & OPpSORT_INTEGER)
+ sv_catpv(tmpsv, ",INTEGER");
+ if (o->op_private & OPpSORT_REVERSE)
+ sv_catpv(tmpsv, ",REVERSE");
+ }
+ else if (o->op_type == OP_THREADSV) {
+ if (o->op_private & OPpDONE_SVREF)
+ sv_catpv(tmpsv, ",SVREF");
+ }
+ else if (o->op_type == OP_OPEN || o->op_type == OP_BACKTICK) {
+ if (o->op_private & OPpOPEN_IN_RAW)
+ sv_catpv(tmpsv, ",IN_RAW");
+ if (o->op_private & OPpOPEN_IN_CRLF)
+ sv_catpv(tmpsv, ",IN_CRLF");
+ if (o->op_private & OPpOPEN_OUT_RAW)
+ sv_catpv(tmpsv, ",OUT_RAW");
+ if (o->op_private & OPpOPEN_OUT_CRLF)
+ sv_catpv(tmpsv, ",OUT_CRLF");
+ }
+ else if (o->op_type == OP_EXIT) {
+ if (o->op_private & OPpEXIT_VMSISH)
+ sv_catpv(tmpsv, ",EXIT_VMSISH");
+ if (o->op_private & OPpHUSH_VMSISH)
+ sv_catpv(tmpsv, ",HUSH_VMSISH");
+ }
+ else if (o->op_type == OP_DIE) {
+ if (o->op_private & OPpHUSH_VMSISH)
+ sv_catpv(tmpsv, ",HUSH_VMSISH");
+ }
+ else if (PL_check[o->op_type] != MEMBER_TO_FPTR(Perl_ck_ftst)) {
+ if (OP_IS_FILETEST_ACCESS(o) && o->op_private & OPpFT_ACCESS)
+ sv_catpv(tmpsv, ",FT_ACCESS");
+ if (o->op_private & OPpFT_STACKED)
+ sv_catpv(tmpsv, ",FT_STACKED");
+ }
if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
sv_catpv(tmpsv, ",INTRO");
if (SvCUR(tmpsv))
case OP_GVSV:
case OP_GV:
#ifdef USE_ITHREADS
- Perl_dump_indent(aTHX_ level, file, "PADIX = %d\n", cPADOPo->op_padix);
+ Perl_dump_indent(aTHX_ level, file, "PADIX = %" IVdf "\n", (IV)cPADOPo->op_padix);
#else
- if (cSVOPo->op_sv) {
- SV *tmpsv = NEWSV(0,0);
- STRLEN n_a;
- ENTER;
- SAVEFREESV(tmpsv);
- gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, Nullch);
- Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
- LEAVE;
+ if ( ! PL_op->op_flags & OPf_SPECIAL) { /* not lexical */
+ if (cSVOPo->op_sv) {
+ SV *tmpsv = NEWSV(0,0);
+ STRLEN n_a;
+ ENTER;
+ SAVEFREESV(tmpsv);
+ gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, Nullch);
+ Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
+ LEAVE;
+ }
+ else
+ Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
}
- else
- Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
#endif
break;
case OP_CONST:
case OP_METHOD_NAMED:
- Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
+#ifndef USE_ITHREADS
+ /* with ITHREADS, consts are stored in the pad, and the right pad
+ * may not be active here, so skip */
+ Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo_sv));
+#endif
break;
case OP_SETSTATE:
case OP_NEXTSTATE:
case OP_DBSTATE:
if (CopLINE(cCOPo))
- Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
+ Perl_dump_indent(aTHX_ level, file, "LINE = %"UVf"\n",
+ (UV)CopLINE(cCOPo));
if (CopSTASHPV(cCOPo))
Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
CopSTASHPV(cCOPo));
case OP_ENTERLOOP:
Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
if (cLOOPo->op_redoop)
- PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
+ PerlIO_printf(file, "%"UVf"\n", sequence_num(aTHX_ cLOOPo->op_redoop));
else
PerlIO_printf(file, "DONE\n");
Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
if (cLOOPo->op_nextop)
- PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
+ PerlIO_printf(file, "%"UVf"\n", sequence_num(aTHX_ cLOOPo->op_nextop));
else
PerlIO_printf(file, "DONE\n");
Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
if (cLOOPo->op_lastop)
- PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
+ PerlIO_printf(file, "%"UVf"\n", sequence_num(aTHX_ cLOOPo->op_lastop));
else
PerlIO_printf(file, "DONE\n");
break;
case OP_AND:
Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
if (cLOGOPo->op_other)
- PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
+ PerlIO_printf(file, "%"UVf"\n", sequence_num(aTHX_ cLOGOPo->op_other));
else
PerlIO_printf(file, "DONE\n");
break;
Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
}
+
+/* map magic types to the symbolic names
+ * (with the PERL_MAGIC_ prefixed stripped)
+ */
+
+static struct { char type; char *name; } magic_names[] = {
+ { PERL_MAGIC_sv, "sv(\\0)" },
+ { PERL_MAGIC_arylen, "arylen(#)" },
+ { PERL_MAGIC_glob, "glob(*)" },
+ { PERL_MAGIC_pos, "pos(.)" },
+ { PERL_MAGIC_backref, "backref(<)" },
+ { PERL_MAGIC_overload, "overload(A)" },
+ { PERL_MAGIC_bm, "bm(B)" },
+ { PERL_MAGIC_regdata, "regdata(D)" },
+ { PERL_MAGIC_env, "env(E)" },
+ { PERL_MAGIC_isa, "isa(I)" },
+ { PERL_MAGIC_dbfile, "dbfile(L)" },
+ { PERL_MAGIC_shared, "shared(N)" },
+ { PERL_MAGIC_tied, "tied(P)" },
+ { PERL_MAGIC_sig, "sig(S)" },
+ { PERL_MAGIC_uvar, "uvar(U)" },
+ { PERL_MAGIC_overload_elem, "overload_elem(a)" },
+ { PERL_MAGIC_overload_table, "overload_table(c)" },
+ { PERL_MAGIC_regdatum, "regdatum(d)" },
+ { PERL_MAGIC_envelem, "envelem(e)" },
+ { PERL_MAGIC_fm, "fm(f)" },
+ { PERL_MAGIC_regex_global, "regex_global(g)" },
+ { PERL_MAGIC_isaelem, "isaelem(i)" },
+ { PERL_MAGIC_nkeys, "nkeys(k)" },
+ { PERL_MAGIC_dbline, "dbline(l)" },
+ { PERL_MAGIC_mutex, "mutex(m)" },
+ { PERL_MAGIC_shared_scalar, "shared_scalar(n)" },
+ { PERL_MAGIC_collxfrm, "collxfrm(o)" },
+ { PERL_MAGIC_tiedelem, "tiedelem(p)" },
+ { PERL_MAGIC_tiedscalar, "tiedscalar(q)" },
+ { PERL_MAGIC_qr, "qr(r)" },
+ { PERL_MAGIC_sigelem, "sigelem(s)" },
+ { PERL_MAGIC_taint, "taint(t)" },
+ { PERL_MAGIC_uvar_elem, "uvar_elem(v)" },
+ { PERL_MAGIC_vec, "vec(v)" },
+ { PERL_MAGIC_vstring, "vstring(V)" },
+ { PERL_MAGIC_utf8, "utf8(w)" },
+ { PERL_MAGIC_substr, "substr(x)" },
+ { PERL_MAGIC_defelem, "defelem(y)" },
+ { PERL_MAGIC_ext, "ext(~)" },
+ /* this null string terminates the list */
+ { 0, 0 },
+};
+
void
Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
{
else if (v == &PL_vtbl_amagic) s = "amagic";
else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
else if (v == &PL_vtbl_backref) s = "backref";
+ else if (v == &PL_vtbl_utf8) s = "utf8";
if (s)
Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
else
if (mg->mg_private)
Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
- if (isPRINT(mg->mg_type))
- Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
- else
- Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
+ {
+ int n;
+ char *name = 0;
+ for (n=0; magic_names[n].name; n++) {
+ if (mg->mg_type == magic_names[n].type) {
+ name = magic_names[n].name;
+ break;
+ }
+ }
+ if (name)
+ Perl_dump_indent(aTHX_ level, file,
+ " MG_TYPE = PERL_MAGIC_%s\n", name);
+ else
+ Perl_dump_indent(aTHX_ level, file,
+ " MG_TYPE = UNKNOWN(\\%o)\n", mg->mg_type);
+ }
if (mg->mg_flags) {
Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
- if (mg->mg_flags & MGf_TAINTEDDIR)
+ if (mg->mg_type == PERL_MAGIC_envelem &&
+ mg->mg_flags & MGf_TAINTEDDIR)
Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
if (mg->mg_flags & MGf_REFCOUNTED)
Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
if (mg->mg_flags & MGf_GSKIP)
Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
- if (mg->mg_flags & MGf_MINMATCH)
+ if (mg->mg_type == PERL_MAGIC_regex_global &&
+ mg->mg_flags & MGf_MINMATCH)
Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
}
if (mg->mg_obj) {
if (mg->mg_ptr) {
Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
if (mg->mg_len >= 0) {
- SV *sv = newSVpvn("", 0);
- PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
- SvREFCNT_dec(sv);
+ if (mg->mg_type != PERL_MAGIC_utf8) {
+ SV *sv = newSVpvn("", 0);
+ PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
+ SvREFCNT_dec(sv);
+ }
}
else if (mg->mg_len == HEf_SVKEY) {
PerlIO_puts(file, " => HEf_SVKEY\n");
PerlIO_puts(file, " ???? - please notify IZ");
PerlIO_putc(file, '\n');
}
+ if (mg->mg_type == PERL_MAGIC_utf8) {
+ STRLEN *cache = (STRLEN *) mg->mg_ptr;
+ if (cache) {
+ IV i;
+ for (i = 0; i < PERL_MAGIC_UTF8_CACHESIZE; i++)
+ Perl_dump_indent(aTHX_ level, file,
+ " %2"IVdf": %"UVuf" -> %"UVuf"\n",
+ i,
+ (UV)cache[i * 2],
+ (UV)cache[i * 2 + 1]);
+ }
+ }
}
}
char *s;
U32 flags;
U32 type;
- STRLEN n_a;
if (!sv) {
Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
(int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv),
(int)(PL_dumpindent*level), "");
- if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
+ if (flags & SVs_PADSTALE) sv_catpv(d, "PADSTALE,");
if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
- if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
+ if (flags & SVf_AMAGIC && type != SVt_PVHV)
+ sv_catpv(d, "OVERLOAD,");
if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
if (flags & SVp_POK) sv_catpv(d, "pPOK,");
if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
if (CvLVALUE(sv)) sv_catpv(d, "LVALUE,");
if (CvMETHOD(sv)) sv_catpv(d, "METHOD,");
+ if (CvLOCKED(sv)) sv_catpv(d, "LOCKED,");
+ if (CvWEAKOUTSIDE(sv)) sv_catpv(d, "WEAKOUTSIDE,");
+ if (CvASSERTION(sv)) sv_catpv(d, "ASSERTION,");
break;
case SVt_PVHV:
if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
+ if (HvHASKFLAGS(sv)) sv_catpv(d, "HASKFLAGS,");
+ if (HvREHASH(sv)) sv_catpv(d, "REHASH,");
break;
- case SVt_PVGV:
+ case SVt_PVGV: case SVt_PVLV:
if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
+ if (GvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
if (GvIN_PAD(sv)) sv_catpv(d, "IN_PAD,");
+ if (flags & SVpad_OUR) sv_catpv(d, "OUR,");
if (GvIMPORTED(sv)) {
sv_catpv(d, "IMPORT");
if (GvIMPORTED(sv) == GVf_IMPORTED)
sv_catpv(d, " ),");
}
}
- /* FALL THROGH */
+ /* FALL THROUGH */
default:
if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
- if (SvUTF8(sv)) sv_catpv(d, "UTF8");
break;
case SVt_PVBM:
if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
if (SvVALID(sv)) sv_catpv(d, "VALID,");
break;
+ case SVt_PVMG:
+ if (flags & SVpad_TYPED)
+ sv_catpv(d, "TYPED,");
+ break;
}
+ if ((SvPOK(sv) || SvPOKp(sv)) && SvUTF8(sv))
+ sv_catpv(d, "UTF8");
if (*(SvEND(d) - 1) == ',')
SvPVX(d)[--SvCUR(d)] = '\0';
return;
}
if (type >= SVt_PVIV || type == SVt_IV) {
- if (SvIsUV(sv))
+ if (SvIsUV(sv)
+#ifdef PERL_COPY_ON_WRITE
+ || SvIsCOW(sv)
+#endif
+ )
Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
else
Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
if (SvOOK(sv))
PerlIO_printf(file, " (OFFSET)");
+#ifdef PERL_COPY_ON_WRITE
+ if (SvIsCOW_shared_hash(sv))
+ PerlIO_printf(file, " (HASH)");
+ else if (SvIsCOW_normal(sv))
+ PerlIO_printf(file, " (COW from 0x%"UVxf")", (UV)SvUVX(sv));
+#endif
PerlIO_putc(file, '\n');
}
if (type >= SVt_PVNV || type == SVt_NV) {
Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
if (nest < maxnest)
do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
- SvREFCNT_dec(d);
- return;
}
if (type < SVt_PV) {
SvREFCNT_dec(d);
return;
}
- if (type <= SVt_PVLV) {
+ if (type <= SVt_PVLV && type != SVt_PVGV) {
if (SvPVX(sv)) {
Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX(sv)));
if (SvOOK(sv))
PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
- PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
+ PerlIO_printf(file, "%s", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
+ if (SvUTF8(sv)) /* the 8? \x{....} */
+ PerlIO_printf(file, " [UTF8 \"%s\"]", sv_uni_display(d, sv, 8 * sv_len_utf8(sv), UNI_DISPLAY_QQ));
+ PerlIO_printf(file, "\n");
Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
}
do_hv_dump(level, file, " STASH", SvSTASH(sv));
}
switch (type) {
- case SVt_PVLV:
- Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
- Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
- Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
- Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
- /* XXX level+1 ??? */
- do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
- break;
case SVt_PVAV:
Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
if (AvARRAY(sv) != AvALLOC(sv)) {
PerlIO_printf(file, " (");
Zero(freq, FREQ_MAX + 1, int);
- for (i = 0; i <= HvMAX(sv); i++) {
+ for (i = 0; (STRLEN)i <= HvMAX(sv); i++) {
HE* h; int count = 0;
for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
count++;
}
}
PerlIO_putc(file, ')');
- /* Now calculate quality wrt theoretical value */
+ /* The "quality" of a hash is defined as the total number of
+ comparisons needed to access every element once, relative
+ to the expected number needed for a random hash.
+
+ The total number of comparisons is equal to the sum of
+ the squares of the number of entries in each bucket.
+ For a random hash of n keys into k buckets, the expected
+ value is
+ n + n(n-1)/2k
+ */
+
for (i = max; i > 0; i--) { /* Precision: count down. */
sum += freq[i] * i * i;
}
while ((keys = keys >> 1))
pow2 = pow2 << 1;
- /* Approximate by Poisson distribution */
theoret = HvKEYS(sv);
- theoret += theoret * theoret/pow2;
+ theoret += theoret * (theoret-1)/pow2;
PerlIO_putc(file, '\n');
Perl_dump_indent(aTHX_ level, file, " hash quality = %.1"NVff"%%", theoret/sum*100);
}
int count = maxnest - nest;
hv_iterinit(hv);
- while ((he = hv_iternext(hv)) && count--) {
- SV *elt;
- char *key;
- I32 len;
+ while ((he = hv_iternext_flags(hv, HV_ITERNEXT_WANTPLACEHOLDERS))
+ && count--) {
+ SV *elt, *keysv;
+ char *keypv;
+ STRLEN len;
U32 hash = HeHASH(he);
- key = hv_iterkey(he, &len);
+ keysv = hv_iterkeysv(he);
+ keypv = SvPV(keysv, len);
elt = hv_iterval(hv, he);
- Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%"UVxf"\n", pv_display(d, key, len, 0, pvlim), (UV)hash);
+ Perl_dump_indent(aTHX_ level+1, file, "Elt %s ", pv_display(d, keypv, len, 0, pvlim));
+ if (SvUTF8(keysv))
+ PerlIO_printf(file, "[UTF8 \"%s\"] ", sv_uni_display(d, keysv, 8 * sv_len_utf8(keysv), UNI_DISPLAY_QQ));
+ if (HeKREHASH(he))
+ PerlIO_printf(file, "[REHASH] ");
+ PerlIO_printf(file, "HASH = 0x%"UVxf"\n", (UV)hash);
do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
}
hv_iterinit(hv); /* Return to status quo */
break;
case SVt_PVCV:
if (SvPOK(sv))
- Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
+ Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV_nolen(sv));
/* FALL THROUGH */
case SVt_PVFM:
do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
if (CvSTART(sv))
- Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)CvSTART(sv)->op_seq);
+ Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)sequence_num(aTHX_ CvSTART(sv)));
Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n", PTR2UV(CvROOT(sv)));
if (CvROOT(sv) && dumpops)
do_op_dump(level+1, file, CvROOT(sv));
do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
-#ifdef USE_THREADS
- Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%"UVxf"\n", PTR2UV(CvMUTEXP(sv)));
- Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%"UVxf"\n", PTR2UV(CvOWNER(sv)));
-#endif /* USE_THREADS */
Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
+ Perl_dump_indent(aTHX_ level, file, " OUTSIDE_SEQ = %"UVuf"\n", (UV)CvOUTSIDE_SEQ(sv));
if (type == SVt_PVFM)
Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
- if (nest < maxnest && CvPADLIST(sv)) {
- AV* padlist = CvPADLIST(sv);
- AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
- AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
- SV** pname = AvARRAY(pad_name);
- SV** ppad = AvARRAY(pad);
- I32 ix;
-
- for (ix = 1; ix <= AvFILL(pad_name); ix++) {
- if (SvPOK(pname[ix]))
- Perl_dump_indent(aTHX_ level,
- /* %5d below is enough whitespace. */
- file,
- "%5d. 0x%"UVxf" (%s\"%s\" %"IVdf"-%"IVdf")\n",
- (int)ix, PTR2UV(ppad[ix]),
- SvFAKE(pname[ix]) ? "FAKE " : "",
- SvPVX(pname[ix]),
- (IV)SvNVX(pname[ix]),
- (IV)SvIVX(pname[ix]));
- }
+ if (nest < maxnest) {
+ do_dump_pad(level+1, file, CvPADLIST(sv), 0);
}
{
CV *outside = CvOUTSIDE(sv);
if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
break;
- case SVt_PVGV:
+ case SVt_PVGV: case SVt_PVLV:
+ if (type == SVt_PVLV) {
+ Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
+ Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
+ Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
+ Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
+ if (LvTYPE(sv) != 't' && LvTYPE(sv) != 'T')
+ do_sv_dump(level+1, file, LvTARG(sv), nest+1, maxnest,
+ dumpops, pvlim);
+ }
Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
{
do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
}
+
+int
+Perl_runops_debug(pTHX)
+{
+ if (!PL_op) {
+ if (ckWARN_d(WARN_DEBUGGING))
+ Perl_warner(aTHX_ packWARN(WARN_DEBUGGING), "NULL OP IN RUN");
+ return 0;
+ }
+
+ DEBUG_l(Perl_deb(aTHX_ "Entering new RUNOPS level\n"));
+ do {
+ PERL_ASYNC_CHECK();
+ if (PL_debug) {
+ if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
+ PerlIO_printf(Perl_debug_log,
+ "WARNING: %"UVxf" changed from %"UVxf" to %"UVxf"\n",
+ PTR2UV(PL_watchaddr), PTR2UV(PL_watchok),
+ PTR2UV(*PL_watchaddr));
+ if (DEBUG_s_TEST_) {
+ if (DEBUG_v_TEST_) {
+ PerlIO_printf(Perl_debug_log, "\n");
+ deb_stack_all();
+ }
+ else
+ debstack();
+ }
+
+
+ if (DEBUG_t_TEST_) debop(PL_op);
+ if (DEBUG_P_TEST_) debprof(PL_op);
+ }
+ } while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX)));
+ DEBUG_l(Perl_deb(aTHX_ "leaving RUNOPS level\n"));
+
+ TAINT_NOT;
+ return 0;
+}
+
+I32
+Perl_debop(pTHX_ OP *o)
+{
+ AV *padlist, *comppad;
+ CV *cv;
+ SV *sv;
+
+ if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
+ return 0;
+
+ Perl_deb(aTHX_ "%s", OP_NAME(o));
+ switch (o->op_type) {
+ case OP_CONST:
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo_sv));
+ break;
+ case OP_GVSV:
+ case OP_GV:
+ if (cGVOPo_gv) {
+ sv = NEWSV(0,0);
+ gv_fullname3(sv, cGVOPo_gv, Nullch);
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen(sv));
+ SvREFCNT_dec(sv);
+ }
+ else
+ PerlIO_printf(Perl_debug_log, "(NULL)");
+ break;
+ case OP_PADSV:
+ case OP_PADAV:
+ case OP_PADHV:
+ /* print the lexical's name */
+ cv = deb_curcv(cxstack_ix);
+ if (cv) {
+ padlist = CvPADLIST(cv);
+ comppad = (AV*)(*av_fetch(padlist, 0, FALSE));
+ sv = *av_fetch(comppad, o->op_targ, FALSE);
+ } else
+ sv = Nullsv;
+ if (sv)
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen(sv));
+ else
+ PerlIO_printf(Perl_debug_log, "[%"UVuf"]", (UV)o->op_targ);
+ break;
+ default:
+ break;
+ }
+ PerlIO_printf(Perl_debug_log, "\n");
+ return 0;
+}
+
+STATIC CV*
+S_deb_curcv(pTHX_ I32 ix)
+{
+ PERL_CONTEXT *cx = &cxstack[ix];
+ if (CxTYPE(cx) == CXt_SUB || CxTYPE(cx) == CXt_FORMAT)
+ return cx->blk_sub.cv;
+ else if (CxTYPE(cx) == CXt_EVAL && !CxTRYBLOCK(cx))
+ return PL_compcv;
+ else if (ix == 0 && PL_curstackinfo->si_type == PERLSI_MAIN)
+ return PL_main_cv;
+ else if (ix <= 0)
+ return Nullcv;
+ else
+ return deb_curcv(ix - 1);
+}
+
+void
+Perl_watch(pTHX_ char **addr)
+{
+ PL_watchaddr = addr;
+ PL_watchok = *addr;
+ PerlIO_printf(Perl_debug_log, "WATCHING, %"UVxf" is currently %"UVxf"\n",
+ PTR2UV(PL_watchaddr), PTR2UV(PL_watchok));
+}
+
+STATIC void
+S_debprof(pTHX_ OP *o)
+{
+ if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
+ return;
+ if (!PL_profiledata)
+ Newz(000, PL_profiledata, MAXO, U32);
+ ++PL_profiledata[o->op_type];
+}
+
+void
+Perl_debprofdump(pTHX)
+{
+ unsigned i;
+ if (!PL_profiledata)
+ return;
+ for (i = 0; i < MAXO; i++) {
+ if (PL_profiledata[i])
+ PerlIO_printf(Perl_debug_log,
+ "%5lu %s\n", (unsigned long)PL_profiledata[i],
+ PL_op_name[i]);
+ }
+}