diff options
author | Nicholas Clark <nick@ccl4.org> | 2009-10-01 13:49:49 +0100 |
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committer | Nicholas Clark <nick@ccl4.org> | 2009-10-01 13:49:49 +0100 |
commit | dc5320d3cd1cdc78fe1748f9778d4b9f2feb69cc (patch) | |
tree | 539a6fa70e5f9838d10518dc55ad338714fffff0 /ext | |
parent | e9220ecad3a7b146d984a30735a3b4ccf746aaae (diff) | |
download | perl-dc5320d3cd1cdc78fe1748f9778d4b9f2feb69cc.tar.gz |
Move B::Debug from ext/ to cpan/
Diffstat (limited to 'ext')
-rw-r--r-- | ext/B-Debug/Debug.pm | 420 | ||||
-rw-r--r-- | ext/B-Debug/t/debug.t | 90 |
2 files changed, 0 insertions, 510 deletions
diff --git a/ext/B-Debug/Debug.pm b/ext/B-Debug/Debug.pm deleted file mode 100644 index 2bcfb436d8..0000000000 --- a/ext/B-Debug/Debug.pm +++ /dev/null @@ -1,420 +0,0 @@ -package B::Debug; - -our $VERSION = '1.11'; - -use strict; -require 5.006; -use B qw(peekop class walkoptree walkoptree_exec - main_start main_root cstring sv_undef); -use Config; -my (@optype, @specialsv_name); -require B; -if ($] < 5.009) { - require B::Asmdata; - B::Asmdata->import qw(@optype @specialsv_name); -} else { - B->import qw(@optype @specialsv_name); -} -my $have_B_Flags; -if (!$ENV{PERL_CORE}){ # avoid CORE test crashes - eval { require B::Flags and $have_B_Flags++ }; -} -my %done_gv; - -sub _printop { - my $op = shift; - my $addr = ${$op} ? $op->ppaddr : ''; - $addr =~ s/^PL_ppaddr// if $addr; - return sprintf "0x%x %s %s", ${$op}, ${$op} ? class($op) : '', $addr; -} - -sub B::OP::debug { - my ($op) = @_; - printf <<'EOT', class($op), $$op, $op->ppaddr, _printop($op->next), _printop($op->sibling), $op->targ, $op->type; -%s (0x%lx) - op_ppaddr %s - op_next %s - op_sibling %s - op_targ %d - op_type %d -EOT - if ($] > 5.009) { - printf <<'EOT', $op->opt; - op_opt %d -EOT - } else { - printf <<'EOT', $op->seq; - op_seq %d -EOT - } - if ($have_B_Flags) { - printf <<'EOT', $op->flags, $op->flagspv, $op->private, $op->privatepv; - op_flags %d %s - op_private %d %s -EOT - } else { - printf <<'EOT', $op->flags, $op->private; - op_flags %d - op_private %d -EOT - } -} - -sub B::UNOP::debug { - my ($op) = @_; - $op->B::OP::debug(); - printf "\top_first\t%s\n", _printop($op->first); -} - -sub B::BINOP::debug { - my ($op) = @_; - $op->B::UNOP::debug(); - printf "\top_last \t%s\n", _printop($op->last); -} - -sub B::LOOP::debug { - my ($op) = @_; - $op->B::BINOP::debug(); - printf <<'EOT', _printop($op->redoop), _printop($op->nextop), _printop($op->lastop); - op_redoop %s - op_nextop %s - op_lastop %s -EOT -} - -sub B::LOGOP::debug { - my ($op) = @_; - $op->B::UNOP::debug(); - printf "\top_other\t%s\n", _printop($op->other); -} - -sub B::LISTOP::debug { - my ($op) = @_; - $op->B::BINOP::debug(); - printf "\top_children\t%d\n", $op->children; -} - -sub B::PMOP::debug { - my ($op) = @_; - $op->B::LISTOP::debug(); - printf "\top_pmreplroot\t0x%x\n", $] < 5.008 ? ${$op->pmreplroot} : $op->pmreplroot; - printf "\top_pmreplstart\t0x%x\n", ${$op->pmreplstart}; - printf "\top_pmnext\t0x%x\n", ${$op->pmnext} if $] < 5.009005; - if ($Config{'useithreads'}) { - printf "\top_pmstashpv\t%s\n", cstring($op->pmstashpv); - printf "\top_pmoffset\t%d\n", $op->pmoffset; - } else { - printf "\top_pmstash\t%s\n", cstring($op->pmstash); - } - printf "\top_precomp\t%s\n", cstring($op->precomp); - printf "\top_pmflags\t0x%x\n", $op->pmflags; - printf "\top_reflags\t0x%x\n", $op->reflags if $] >= 5.009; - printf "\top_pmpermflags\t0x%x\n", $op->pmpermflags if $] < 5.009; - printf "\top_pmdynflags\t0x%x\n", $op->pmdynflags if $] < 5.009; - $op->pmreplroot->debug if $] < 5.008; -} - -sub B::COP::debug { - my ($op) = @_; - $op->B::OP::debug(); - my $cop_io = class($op->io) eq 'SPECIAL' ? '' : $op->io->as_string; - printf <<'EOT', $op->label, $op->stashpv, $op->file, $op->cop_seq, $op->arybase, $op->line, ${$op->warnings}, cstring($cop_io); - cop_label "%s" - cop_stashpv "%s" - cop_file "%s" - cop_seq %d - cop_arybase %d - cop_line %d - cop_warnings 0x%x - cop_io %s -EOT -} - -sub B::SVOP::debug { - my ($op) = @_; - $op->B::OP::debug(); - printf "\top_sv\t\t0x%x\n", ${$op->sv}; - $op->sv->debug; -} - -sub B::PVOP::debug { - my ($op) = @_; - $op->B::OP::debug(); - printf "\top_pv\t\t%s\n", cstring($op->pv); -} - -sub B::PADOP::debug { - my ($op) = @_; - $op->B::OP::debug(); - printf "\top_padix\t%ld\n", $op->padix; -} - -sub B::NULL::debug { - my ($sv) = @_; - if ($$sv == ${sv_undef()}) { - print "&sv_undef\n"; - } else { - printf "NULL (0x%x)\n", $$sv; - } -} - -sub B::SV::debug { - my ($sv) = @_; - if (!$$sv) { - print class($sv), " = NULL\n"; - return; - } - printf <<'EOT', class($sv), $$sv, $sv->REFCNT, $sv->FLAGS; -%s (0x%x) - REFCNT %d - FLAGS 0x%x -EOT -} - -sub B::RV::debug { - my ($rv) = @_; - B::SV::debug($rv); - printf <<'EOT', ${$rv->RV}; - RV 0x%x -EOT - $rv->RV->debug; -} - -sub B::PV::debug { - my ($sv) = @_; - $sv->B::SV::debug(); - my $pv = $sv->PV(); - printf <<'EOT', cstring($pv), length($pv); - xpv_pv %s - xpv_cur %d -EOT -} - -sub B::IV::debug { - my ($sv) = @_; - $sv->B::SV::debug(); - printf "\txiv_iv\t\t%d\n", $sv->IV; -} - -sub B::NV::debug { - my ($sv) = @_; - $sv->B::IV::debug(); - printf "\txnv_nv\t\t%s\n", $sv->NV; -} - -sub B::PVIV::debug { - my ($sv) = @_; - $sv->B::PV::debug(); - printf "\txiv_iv\t\t%d\n", $sv->IV; -} - -sub B::PVNV::debug { - my ($sv) = @_; - $sv->B::PVIV::debug(); - printf "\txnv_nv\t\t%s\n", $sv->NV; -} - -sub B::PVLV::debug { - my ($sv) = @_; - $sv->B::PVNV::debug(); - printf "\txlv_targoff\t%d\n", $sv->TARGOFF; - printf "\txlv_targlen\t%u\n", $sv->TARGLEN; - printf "\txlv_type\t%s\n", cstring(chr($sv->TYPE)); -} - -sub B::BM::debug { - my ($sv) = @_; - $sv->B::PVNV::debug(); - printf "\txbm_useful\t%d\n", $sv->USEFUL; - printf "\txbm_previous\t%u\n", $sv->PREVIOUS; - printf "\txbm_rare\t%s\n", cstring(chr($sv->RARE)); -} - -sub B::CV::debug { - my ($sv) = @_; - $sv->B::PVNV::debug(); - my ($stash) = $sv->STASH; - my ($start) = $sv->START; - my ($root) = $sv->ROOT; - my ($padlist) = $sv->PADLIST; - my ($file) = $sv->FILE; - my ($gv) = $sv->GV; - printf <<'EOT', $$stash, $$start, $$root, $$gv, $file, $sv->DEPTH, $padlist, ${$sv->OUTSIDE}, $sv->OUTSIDE_SEQ; - STASH 0x%x - START 0x%x - ROOT 0x%x - GV 0x%x - FILE %s - DEPTH %d - PADLIST 0x%x - OUTSIDE 0x%x - OUTSIDE_SEQ %d -EOT - $start->debug if $start; - $root->debug if $root; - $gv->debug if $gv; - $padlist->debug if $padlist; -} - -sub B::AV::debug { - my ($av) = @_; - $av->B::SV::debug; - # tied arrays may leave out FETCHSIZE - my (@array) = eval { $av->ARRAY; }; - print "\tARRAY\t\t(", join(", ", map("0x" . $$_, @array)), ")\n"; - my $fill = eval { scalar(@array) }; - if ($Config{'useithreads'}) { - printf <<'EOT', $fill, $av->MAX, $av->OFF; - FILL %d - MAX %d - OFF %d -EOT - } else { - printf <<'EOT', $fill, $av->MAX; - FILL %d - MAX %d -EOT - } - printf <<'EOT', $av->AvFLAGS if $] < 5.009; - AvFLAGS %d -EOT -} - -sub B::GV::debug { - my ($gv) = @_; - if ($done_gv{$$gv}++) { - printf "GV %s::%s\n", $gv->STASH->NAME, $gv->SAFENAME; - return; - } - my ($sv) = $gv->SV; - my ($av) = $gv->AV; - my ($cv) = $gv->CV; - $gv->B::SV::debug; - printf <<'EOT', $gv->SAFENAME, $gv->STASH->NAME, $gv->STASH, $$sv, $gv->GvREFCNT, $gv->FORM, $$av, ${$gv->HV}, ${$gv->EGV}, $$cv, $gv->CVGEN, $gv->LINE, $gv->FILE, $gv->GvFLAGS; - NAME %s - STASH %s (0x%x) - SV 0x%x - GvREFCNT %d - FORM 0x%x - AV 0x%x - HV 0x%x - EGV 0x%x - CV 0x%x - CVGEN %d - LINE %d - FILE %s - GvFLAGS 0x%x -EOT - $sv->debug if $sv; - $av->debug if $av; - $cv->debug if $cv; -} - -sub B::SPECIAL::debug { - my $sv = shift; - print $specialsv_name[$$sv], "\n"; -} - -sub compile { - my $order = shift; - B::clearsym(); - if ($order && $order eq "exec") { - return sub { walkoptree_exec(main_start, "debug") } - } else { - return sub { walkoptree(main_root, "debug") } - } -} - -1; - -__END__ - -=head1 NAME - -B::Debug - Walk Perl syntax tree, printing debug info about ops - -=head1 SYNOPSIS - - perl -MO=Debug[,OPTIONS] foo.pl - -=head1 DESCRIPTION - -See F<ext/B/README> and the newer L<B::Concise>, L<B::Terse>. - -=head1 OPTIONS - -With option -exec, walks tree in execute order, -otherwise in basic order. - -=head1 Changes - - 1.11 2008-07-14 rurban - avoid B::Flags in CORE tests not to crash on old XS in @INC - - 1.10 2008-06-28 rurban - require 5.006; Test::More not possible in 5.00505 - our => my - - 1.09 2008-06-18 rurban - minor META.yml syntax fix - 5.8.0 ending nextstate test failure: be more tolerant - PREREQ_PM Test::More - - 1.08 2008-06-17 rurban - support 5.00558 - 5.6.2 - - 1.07 2008-06-16 rurban - debug.t: fix strawberry perl quoting issue - - 1.06 2008-06-11 rurban - added B::Flags output - dual-life CPAN as B-Debug-1.06 and CORE - protect scalar(@array) if tied arrays leave out FETCHSIZE - - 1.05_03 2008-04-16 rurban - ithread fixes in B::AV - B-C-1.04_?? - - B-C-1.04_09 2008-02-24 rurban - support 5.8 (import Asmdata) - - 1.05_02 2008-02-21 rurban - added _printop - B-C-1.04_08 and CORE - - 1.05_01 2008-02-05 rurban - 5.10 fix for op->seq - B-C-1.04_04 - -=head1 AUTHOR - -Malcolm Beattie, C<mbeattie@sable.ox.ac.uk> -Reini Urban C<rurban@cpan.org> - -=head1 LICENSE - -Copyright (c) 1996, 1997 Malcolm Beattie -Copyright (c) 2008 Reini Urban - - This program is free software; you can redistribute it and/or modify - it under the terms of either: - - a) the GNU General Public License as published by the Free - Software Foundation; either version 1, or (at your option) any - later version, or - - b) the "Artistic License" which comes with this kit. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See either - the GNU General Public License or the Artistic License for more details. - - You should have received a copy of the Artistic License with this kit, - in the file named "Artistic". If not, you can get one from the Perl - distribution. You should also have received a copy of the GNU General - Public License, in the file named "Copying". If not, you can get one - from the Perl distribution or else write to the Free Software Foundation, - Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - -=cut diff --git a/ext/B-Debug/t/debug.t b/ext/B-Debug/t/debug.t deleted file mode 100644 index 4285fe3e41..0000000000 --- a/ext/B-Debug/t/debug.t +++ /dev/null @@ -1,90 +0,0 @@ -#!./perl - -BEGIN { - delete $ENV{PERL_DL_NONLAZY} if $] < 5.005_58; #Perl_byterun problem - if ($ENV{PERL_CORE}){ - chdir('t') if -d 't'; - if ($^O eq 'MacOS') { - @INC = qw(: ::lib ::macos:lib); - } else { - @INC = '.'; - push @INC, '../lib'; - } - } else { - unshift @INC, 't'; - } - require Config; - if (($Config::Config{'extensions'} !~ /\bB\b/) ){ - print "1..0 # Skip -- Perl configured without B module\n"; - exit 0; - } -} - -$| = 1; -use warnings; -use strict; -use Config; -use Test::More tests => 8; -use B; -use B::Debug; - -my $a; -my $Is_VMS = $^O eq 'VMS'; -my $Is_MacOS = $^O eq 'MacOS'; - -my $path = join " ", map { qq["-I$_"] } @INC; -my $redir = $Is_MacOS ? "" : "2>&1"; - -$a = `$^X $path "-MO=Debug" -e 1 $redir`; -like($a, qr/\bLISTOP\b.*\bOP\b.*\bCOP\b.*\bOP\b/s); - - -$a = `$^X $path "-MO=Terse" -e 1 $redir`; -like($a, qr/\bLISTOP\b.*leave.*\n OP\b.*enter.*\n COP\b.*nextstate.*\n OP\b.*null/s); - -$a = `$^X $path "-MO=Terse" -ane "s/foo/bar/" $redir`; -$a =~ s/\(0x[^)]+\)//g; -$a =~ s/\[[^\]]+\]//g; -$a =~ s/-e syntax OK//; -$a =~ s/[^a-z ]+//g; -$a =~ s/\s+/ /g; -$a =~ s/\b(s|foo|bar|ullsv)\b\s?//g; -$a =~ s/^\s+//; -$a =~ s/\s+$//; -$a =~ s/\s+nextstate$//; # if $] < 5.008001; # 5.8.0 adds it. 5.8.8 not anymore -my $is_thread = $Config{use5005threads} && $Config{use5005threads} eq 'define'; -if ($is_thread) { - $b=<<EOF; -leave enter nextstate label leaveloop enterloop null and defined null -threadsv readline gv lineseq nextstate aassign null pushmark split pushre -threadsv const null pushmark rvav gv nextstate subst const unstack -EOF -} else { - $b=<<EOF; -leave enter nextstate label leaveloop enterloop null and defined null null -gvsv readline gv lineseq nextstate aassign null pushmark split pushre null -gvsv const null pushmark rvav gv nextstate subst const unstack -EOF -} -#$b .= " nextstate" if $] < 5.008001; # ?? -$b=~s/\n/ /g;$b=~s/\s+/ /g; -$b =~ s/\s+$//; -is($a, $b); - -like(B::Debug::_printop(B::main_root), qr/LISTOP\s+\[OP_LEAVE\]/); -like(B::Debug::_printop(B::main_start), qr/OP\s+\[OP_ENTER\]/); - -$a = `$^X $path "-MO=Debug" -e "B::main_root->debug" $redir`; -like($a, qr/op_next\s+0x0/m); -$a = `$^X $path "-MO=Debug" -e "B::main_start->debug" $redir`; -like($a, qr/PL_ppaddr\[OP_ENTER\]/m); - -# pass missing FETCHSIZE, fixed with 1.06 -my $tmp = "tmp.pl"; -open TMP, "> $tmp"; -print TMP 'BEGIN{tie @a, __PACKAGE__;sub TIEARRAY {bless{}} sub FETCH{1}}; -print $a[1]'; -close TMP; -$a = `$^X $path "-MO=Debug" $tmp $redir`; -unlink $tmp; -unlike($a, qr/locate object method "FETCHSIZE"/m); |