X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/074479712f24612219fbc26003f537afc1d45c31..206947d2c0ace466f6b1e79f9bf44a86d72fb50d:/dump.c diff --git a/dump.c b/dump.c index 86c56ce..0a36024 100644 --- a/dump.c +++ b/dump.c @@ -1,6 +1,6 @@ /* dump.c * - * Copyright (c) 1991-2000, Larry Wall + * Copyright (c) 1991-2002, Larry Wall * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. @@ -29,7 +29,6 @@ Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...) void Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args) { - dTHR; PerlIO_printf(file, "%*s", (int)(level*PL_dumpindent), ""); PerlIO_vprintf(file, pat, *args); } @@ -37,7 +36,6 @@ Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args) void Perl_dump_all(pTHX) { - dTHR; PerlIO_setlinebuf(Perl_debug_log); if (PL_main_root) op_dump(PL_main_root); @@ -47,7 +45,6 @@ Perl_dump_all(pTHX) void Perl_dump_packsubs(pTHX_ HV *stash) { - dTHR; I32 i; HE *entry; @@ -63,8 +60,8 @@ Perl_dump_packsubs(pTHX_ HV *stash) 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 */ } } @@ -107,42 +104,42 @@ Perl_dump_eval(pTHX) } 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; + 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: sv_catpvn(dsv, pv, 1); break; } } else { if (cur && isDIGIT(*(pv+1))) - Perl_sv_catpvf(aTHX_ sv, "\\%03o", (U8)*pv); + 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 * @@ -197,6 +194,11 @@ Perl_sv_peek(pTHX_ SV *sv) sv_catpv(t, "("); unref++; } + else if (DEBUG_R_TEST_ && SvREFCNT(sv) > 1) { + Perl_sv_catpvf(aTHX_ t, "<%"UVuf">", (UV)SvREFCNT(sv)); + } + + if (SvROK(sv)) { sv_catpv(t, "\\"); if (SvCUR(t) + unref > 10) { @@ -275,13 +277,17 @@ Perl_sv_peek(pTHX_ SV *sv) if (SvOOK(sv)) 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 \"%s\"]", + sv_uni_display(tmp, sv, 8 * sv_len_utf8(sv), + UNI_DISPLAY_QQ)); SvREFCNT_dec(tmp); } } else if (SvNOKp(sv)) { - RESTORE_NUMERIC_STANDARD(); - Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv)); - RESTORE_NUMERIC_LOCAL(); + STORE_NUMERIC_LOCAL_SET_STANDARD(); + Perl_sv_catpvf(aTHX_ t, "(%"NVgf")",SvNVX(sv)); + RESTORE_NUMERIC_LOCAL(); } else if (SvIOKp(sv)) { if (SvIsUV(sv)) @@ -291,7 +297,7 @@ Perl_sv_peek(pTHX_ SV *sv) } else sv_catpv(t, "()"); - + finish: if (unref) { while (unref--) @@ -315,9 +321,9 @@ Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm) 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"); @@ -325,7 +331,7 @@ Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm) 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"); @@ -333,11 +339,11 @@ Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm) 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"); @@ -369,7 +375,6 @@ Perl_pmop_dump(pTHX_ PMOP *pm) void Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) { - dTHR; Perl_dump_indent(aTHX_ level, file, "{\n"); level++; if (o->op_seq) @@ -378,7 +383,7 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) PerlIO_printf(file, " "); PerlIO_printf(file, "%*sTYPE = %s ===> ", - (int)(PL_dumpindent*level-4), "", PL_op_name[o->op_type]); + (int)(PL_dumpindent*level-4), "", OP_NAME(o)); if (o->op_next) { if (o->op_seq) PerlIO_printf(file, "%d\n", o->op_next->op_seq); @@ -389,7 +394,20 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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 = %d\n",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); } @@ -433,7 +451,14 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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) @@ -450,6 +475,10 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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) @@ -457,6 +486,7 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) } else if (o->op_type == OP_ENTERSUB || o->op_type == OP_RV2SV || + o->op_type == OP_GVSV || o->op_type == OP_RV2AV || o->op_type == OP_RV2HV || o->op_type == OP_RV2GV || @@ -470,8 +500,14 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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"); @@ -483,6 +519,9 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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"); @@ -499,6 +538,12 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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) @@ -507,10 +552,59 @@ Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o) 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"); + } if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO) sv_catpv(tmpsv, ",INTRO"); if (SvCUR(tmpsv)) @@ -636,6 +730,50 @@ Perl_gv_dump(pTHX_ GV *gv) Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n"); } + +/* map magic types to the symbolic name + * (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_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_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_vec, "vec(v)" }, + { 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) { @@ -683,10 +821,22 @@ Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxne 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); @@ -757,7 +907,7 @@ Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv) Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv)); if (sv && GvNAME(sv)) { PerlIO_printf(file, "\t\""); - if (GvSTASH(sv) && HvNAME(GvSTASH(sv))) + if (GvSTASH(sv)) PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv))); PerlIO_printf(file, "%s\"\n", GvNAME(sv)); } @@ -768,8 +918,7 @@ Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv) void Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim) { - dTHR; - SV *d = sv_newmortal(); + SV *d; char *s; U32 flags; U32 type; @@ -779,11 +928,11 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo Perl_dump_indent(aTHX_ level, file, "SV = 0\n"); return; } - + flags = SvFLAGS(sv); type = SvTYPE(sv); - Perl_sv_setpvf(aTHX_ d, + d = Perl_newSVpvf(aTHX_ "(0x%"UVxf") at 0x%"UVxf"\n%*s REFCNT = %"IVdf"\n%*s FLAGS = (", PTR2UV(SvANY(sv)), PTR2UV(sv), (int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv), @@ -822,8 +971,11 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,"); if (CvCLONE(sv)) sv_catpv(d, "CLONE,"); if (CvCLONED(sv)) sv_catpv(d, "CLONED,"); + if (CvCONST(sv)) sv_catpv(d, "CONST,"); if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,"); if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,"); + if (CvLVALUE(sv)) sv_catpv(d, "LVALUE,"); + if (CvMETHOD(sv)) sv_catpv(d, "METHOD,"); break; case SVt_PVHV: if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,"); @@ -832,7 +984,10 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo case SVt_PVGV: 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) @@ -846,17 +1001,22 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo 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) && SvUTF8(sv)) + sv_catpv(d, "UTF8"); if (*(SvEND(d) - 1) == ',') SvPVX(d)[--SvCUR(d)] = '\0'; @@ -867,6 +1027,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo switch (type) { case SVt_NULL: PerlIO_printf(file, "NULL%s\n", s); + SvREFCNT_dec(d); return; case SVt_IV: PerlIO_printf(file, "IV%s\n", s); @@ -915,6 +1076,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo break; default: PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s); + SvREFCNT_dec(d); return; } if (type >= SVt_PVIV || type == SVt_IV) { @@ -927,7 +1089,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo PerlIO_putc(file, '\n'); } if (type >= SVt_PVNV || type == SVt_NV) { - RESTORE_NUMERIC_STANDARD(); + STORE_NUMERIC_LOCAL_SET_STANDARD(); /* %Vg doesn't work? --jhi */ #ifdef USE_LONG_DOUBLE Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv)); @@ -940,16 +1102,22 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo 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) + if (type < SVt_PV) { + SvREFCNT_dec(d); return; + } if (type <= SVt_PVLV) { 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)); } @@ -994,7 +1162,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo SV** elt = av_fetch((AV*)sv,count,0); Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count); - if (elt) + if (elt) do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim); } } @@ -1032,17 +1200,26 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo } } 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 = %.1f%%", theoret/sum*100); + Perl_dump_indent(aTHX_ level, file, " hash quality = %.1"NVff"%%", theoret/sum*100); } PerlIO_putc(file, '\n'); Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv)); @@ -1061,14 +1238,18 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo hv_iterinit(hv); while ((he = hv_iternext(hv)) && count--) { - SV *elt; - char *key; - I32 len; + 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)); + 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 */ @@ -1090,10 +1271,10 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo 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 +#ifdef USE_5005THREADS 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 */ +#endif /* USE_5005THREADS */ Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv)); if (type == SVt_PVFM) Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv)); @@ -1110,7 +1291,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo if (SvPOK(pname[ix])) Perl_dump_indent(aTHX_ level, /* %5d below is enough whitespace. */ - file, + file, "%5d. 0x%"UVxf" (%s\"%s\" %"IVdf"-%"IVdf")\n", (int)ix, PTR2UV(ppad[ix]), SvFAKE(pname[ix]) ? "FAKE " : "", @@ -1121,7 +1302,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo } { CV *outside = CvOUTSIDE(sv); - Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n", + Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n", PTR2UV(outside), (!outside ? "null" : CvANON(outside) ? "ANON" @@ -1178,6 +1359,7 @@ Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bo Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv)); break; } + SvREFCNT_dec(d); } void @@ -1185,3 +1367,123 @@ Perl_sv_dump(pTHX_ SV *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_ WARN_DEBUGGING, "NULL OP IN RUN"); + return 0; + } + + 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_) 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))); + + TAINT_NOT; + return 0; +} + +I32 +Perl_debop(pTHX_ OP *o) +{ + AV *padlist, *comppad; + CV *cv; + SV *sv; + STRLEN n_a; + 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(sv, n_a)); + 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 (!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]); + } +}