X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=opcode.pl;h=19030a6adcd7479b94d04a6ebf5c60452167efcc;hb=0d863452f5cac86322a90184dc68dbf446006ed7;hp=3dfca9ef47a0d3fc1c76e8c3c02e98c50fbe9da0;hpb=350de78d9c02710bb008e9ca922c78ba251ec366;p=p5sagit%2Fp5-mst-13.2.git diff --git a/opcode.pl b/opcode.pl index 3dfca9e..19030a6 100755 --- a/opcode.pl +++ b/opcode.pl @@ -1,8 +1,15 @@ #!/usr/bin/perl +BEGIN { + # Get function prototypes + require 'regen_lib.pl'; +} -unlink "opcode.h", "opnames.h"; -open(OC, ">opcode.h") || die "Can't create opcode.h: $!\n"; -open(ON, ">opnames.h") || die "Can't create opnames.h: $!\n"; +$opcode_new = 'opcode.h-new'; +$opname_new = 'opnames.h-new'; +open(OC, ">$opcode_new") || die "Can't create $opcode_new: $!\n"; +binmode OC; +open(ON, ">$opname_new") || die "Can't create $opname_new: $!\n"; +binmode ON; select OC; # Read data. @@ -26,27 +33,103 @@ while () { $args{$key} = $args; } +# Set up aliases + +my %alias; + +# Format is "this function" => "does these op names" +my @raw_alias = ( + Perl_do_kv => [qw( keys values )], + Perl_unimplemented_op => [qw(padany threadsv mapstart)], + # All the ops with a body of { return NORMAL; } + Perl_pp_null => [qw(scalar regcmaybe lineseq scope)], + + Perl_pp_goto => ['dump'], + Perl_pp_require => ['dofile'], + Perl_pp_untie => ['dbmclose'], + Perl_pp_sysread => [qw(read recv)], + Perl_pp_sysseek => ['seek'], + Perl_pp_ioctl => ['fcntl'], + Perl_pp_ssockopt => ['gsockopt'], + Perl_pp_getpeername => ['getsockname'], + Perl_pp_stat => ['lstat'], + Perl_pp_ftrowned => [qw(fteowned ftzero ftsock ftchr ftblk + ftfile ftdir ftpipe ftsuid ftsgid + ftsvtx)], + Perl_pp_fttext => ['ftbinary'], + Perl_pp_gmtime => ['localtime'], + Perl_pp_semget => [qw(shmget msgget)], + Perl_pp_semctl => [qw(shmctl msgctl)], + Perl_pp_ghostent => [qw(ghbyname ghbyaddr)], + Perl_pp_gnetent => [qw(gnbyname gnbyaddr)], + Perl_pp_gprotoent => [qw(gpbyname gpbynumber)], + Perl_pp_gservent => [qw(gsbyname gsbyport)], + Perl_pp_gpwent => [qw(gpwnam gpwuid)], + Perl_pp_ggrent => [qw(ggrnam ggrgid)], + Perl_pp_ftis => [qw(ftsize ftmtime ftatime ftctime)], + Perl_pp_chown => [qw(unlink chmod utime kill)], + Perl_pp_link => ['symlink'], + Perl_pp_ftrread => [qw(ftrwrite ftrexec fteread ftewrite + fteexec)], + Perl_pp_shmwrite => [qw(shmread msgsnd msgrcv semop)], + Perl_pp_send => ['syswrite'], + Perl_pp_defined => [qw(dor dorassign)], + Perl_pp_and => ['andassign'], + Perl_pp_or => ['orassign'], + Perl_pp_ucfirst => ['lcfirst'], + Perl_pp_sle => [qw(slt sgt sge)], + Perl_pp_print => ['say'], + ); + +while (my ($func, $names) = splice @raw_alias, 0, 2) { + $alias{$_} = $func for @$names; +} + # Emit defines. $i = 0; print <<"END"; -/* !!!!!!! DO NOT EDIT THIS FILE !!!!!!! - This file is built by opcode.pl from its data. Any changes made here - will be lost! -*/ +/* -*- buffer-read-only: t -*- + * + * opcode.h + * + * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, + * 2000, 2001, 2002, 2003, 2004, 2005 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. + * + * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! + * This file is built by opcode.pl from its data. Any changes made here + * will be lost! + */ + +#ifndef PERL_GLOBAL_STRUCT_INIT #define Perl_pp_i_preinc Perl_pp_preinc #define Perl_pp_i_predec Perl_pp_predec #define Perl_pp_i_postinc Perl_pp_postinc #define Perl_pp_i_postdec Perl_pp_postdec +PERL_PPDEF(Perl_unimplemented_op) + END print ON <<"END"; -/* !!!!!!! DO NOT EDIT THIS FILE !!!!!!! - This file is built by opcode.pl from its data. Any changes made here - will be lost! -*/ +/* -*- buffer-read-only: t -*- + * + * opnames.h + * + * Copyright (C) 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. + * + * + * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! + * This file is built by opcode.pl from its data. Any changes made here + * will be lost! + */ typedef enum opcode { END @@ -56,18 +139,24 @@ for (@ops) { } print ON "\t", &tab(3,"OP_max"), "\n"; print ON "} opcode;\n"; -print ON "\n#define MAXO ", scalar @ops, "\n\n"; +print ON "\n#define MAXO ", scalar @ops, "\n"; +print ON "#define OP_phoney_INPUT_ONLY -1\n"; +print ON "#define OP_phoney_OUTPUT_ONLY -2\n\n"; # Emit op names and descriptions. print <op_type == OP_CUSTOM ? custom_op_name(o) : \\ + PL_op_name[(o)->op_type]) +#define OP_DESC(o) ((o)->op_type == OP_CUSTOM ? custom_op_desc(o) : \\ + PL_op_desc[(o)->op_type]) + #ifndef DOINIT -EXT char *PL_op_name[]; +EXTCONST char* const PL_op_name[]; #else -EXT char *PL_op_name[] = { +EXTCONST char* const PL_op_name[] = { END for (@ops) { @@ -82,15 +171,15 @@ END print <pp_proto.h' or die "Error creating pp_proto.h: $!"; -open PPSYM, '>pp.sym' or die "Error creating pp.sym: $!"; +foreach ('opcode.h', 'opnames.h') { + safer_rename_silent $_, "$_-old"; +} +safer_rename $opcode_new, 'opcode.h'; +safer_rename $opname_new, 'opnames.h'; + +$pp_proto_new = 'pp_proto.h-new'; +$pp_sym_new = 'pp.sym-new'; + +open PP, ">$pp_proto_new" or die "Error creating $pp_proto_new: $!"; +binmode PP; +open PPSYM, ">$pp_sym_new" or die "Error creating $pp_sym_new: $!"; +binmode PPSYM; print PP <<"END"; -/* !!!!!!! DO NOT EDIT THIS FILE !!!!!!! +/* -*- buffer-read-only: t -*- + !!!!!!! DO NOT EDIT THIS FILE !!!!!!! This file is built by opcode.pl from its data. Any changes made here will be lost! */ @@ -245,8 +391,9 @@ print PP <<"END"; END print PPSYM <<"END"; +# -*- buffer-read-only: t -*- # -# !!!!!!! DO NOT EDIT THIS FILE !!!!!!! +# !!!!!!! DO NOT EDIT THIS FILE !!!!!!! # This file is built by opcode.pl from its data. Any changes made here # will be lost! # @@ -264,13 +411,28 @@ print PP "\n\n"; for (@ops) { next if /^i_(pre|post)(inc|dec)$/; + next if /^custom$/; print PP "PERL_PPDEF(Perl_pp_$_)\n"; print PPSYM "Perl_pp_$_\n"; } +print PP "\n/* ex: set ro: */\n"; +print PPSYM "\n# ex: set ro:\n"; close PP or die "Error closing pp_proto.h: $!"; close PPSYM or die "Error closing pp.sym: $!"; +foreach ('pp_proto.h', 'pp.sym') { + safer_rename_silent $_, "$_-old"; +} +safer_rename $pp_proto_new, 'pp_proto.h'; +safer_rename $pp_sym_new, 'pp.sym'; + +END { + foreach ('opcode.h', 'opnames.h', 'pp_proto.h', 'pp.sym') { + 1 while unlink "$_-old"; + } +} + ########################################################################### sub tab { local($l, $t) = @_; @@ -298,7 +460,8 @@ sub tab { # ref not OK (RETPUSHNO) # trans not OK (dTARG; TARG = sv_newmortal();) # ucfirst etc not OK: TMP arg processed inplace -# each repeat not OK too due to array context +# quotemeta not OK (unsafe when TARG == arg) +# each repeat not OK too due to list context # pack split - unknown whether they are safe # sprintf: is calling do_sprintf(TARG,...) which can act on TARG # before other args are processed. @@ -314,6 +477,7 @@ sub tab { # readline - unknown whether it is safe # match subst not OK (dTARG) # grepwhile not OK (not always setting) +# join not OK (unsafe when TARG == arg) # Suspicious wrt "additional mode of failure": concat (dealt with # in ck_sassign()), join (same). @@ -335,7 +499,38 @@ sub tab { __END__ -# New ops always go at the very end +# New ops always go at the end, just before 'custom' + +# A recapitulation of the format of this file: +# The file consists of five columns: the name of the op, an English +# description, the name of the "check" routine used to optimize this +# operation, some flags, and a description of the operands. + +# The flags consist of options followed by a mandatory op class signifier + +# The classes are: +# baseop - 0 unop - 1 binop - 2 +# logop - | listop - @ pmop - / +# padop/svop - $ padop - # (unused) loop - { +# baseop/unop - % loopexop - } filestatop - - +# pvop/svop - " cop - ; + +# Other options are: +# needs stack mark - m +# needs constant folding - f +# produces a scalar - s +# produces an integer - i +# needs a target - t +# target can be in a pad - T +# has a corresponding integer version - I +# has side effects - d +# uses $_ if no argument given - u + +# Values for the operands are: +# scalar - S list - L array - A +# hash - H sub (CV) - C file - F +# socket - Fs filetest - F- reference - R +# "?" denotes an optional operand. # Nothing. @@ -363,9 +558,9 @@ pushre push regexp ck_null d/ # References and stuff. rv2gv ref-to-glob cast ck_rvconst ds1 -rv2sv scalar deref ck_rvconst ds1 +rv2sv scalar dereference ck_rvconst ds1 av2arylen array length ck_null is1 -rv2cv subroutine deref ck_rvconst d1 +rv2cv subroutine dereference ck_rvconst d1 anoncode anonymous subroutine ck_anoncode $ prototype subroutine prototype ck_null s% S refgen reference constructor ck_spair m1 L @@ -375,11 +570,11 @@ bless bless ck_fun s@ S S? # Pushy I/O. -backtick quoted execution (``, qx) ck_null t% +backtick quoted execution (``, qx) ck_open t% # glob defaults its first arg to $_ -glob glob ck_glob t@ S? S? -readline ck_null t% -rcatline append I/O operator ck_null t% +glob glob ck_glob t@ S? +readline ck_null t% F? +rcatline append I/O operator ck_null t$ # Bindable operators. @@ -388,9 +583,9 @@ regcreset regexp internal reset ck_fun s1 S regcomp regexp compilation ck_null s| S match pattern match (m//) ck_match d/ qr pattern quote (qr//) ck_match s/ -subst substitution (s///) ck_null dis/ S +subst substitution (s///) ck_match dis/ S substcont substitution iterator ck_null dis| -trans transliteration (tr///) ck_null is" S +trans transliteration (tr///) ck_match is" S # Lvalue operators. # sassign is special-cased for op class @@ -432,7 +627,7 @@ add addition (+) ck_null IfsT2 S S i_add integer addition (+) ck_null ifsT2 S S subtract subtraction (-) ck_null IfsT2 S S i_subtract integer subtraction (-) ck_null ifsT2 S S -concat concatenation (.) ck_concat fsT2 S S +concat concatenation (.) or string ck_concat fsT2 S S stringify string ck_fun fsT@ S left_shift left bitshift (<<) ck_bitop fsT2 S S @@ -453,13 +648,13 @@ i_ne integer ne (!=) ck_null ifs2 S S ncmp numeric comparison (<=>) ck_null Iifst2 S S i_ncmp integer comparison (<=>) ck_null ifst2 S S -slt string lt ck_scmp ifs2 S S -sgt string gt ck_scmp ifs2 S S -sle string le ck_scmp ifs2 S S -sge string ge ck_scmp ifs2 S S +slt string lt ck_null ifs2 S S +sgt string gt ck_null ifs2 S S +sle string le ck_null ifs2 S S +sge string ge ck_null ifs2 S S seq string eq ck_null ifs2 S S sne string ne ck_null ifs2 S S -scmp string comparison (cmp) ck_scmp ifst2 S S +scmp string comparison (cmp) ck_null ifst2 S S bit_and bitwise and (&) ck_bitop fst2 S S bit_xor bitwise xor (^) ck_bitop fst2 S S @@ -491,22 +686,22 @@ abs abs ck_fun fsTu% S? # String stuff. length length ck_lengthconst isTu% S? -substr substr ck_fun st@ S S S? S? +substr substr ck_substr st@ S S S? S? vec vec ck_fun ist@ S S S index index ck_index isT@ S S S? rindex rindex ck_index isT@ S S S? -sprintf sprintf ck_fun_locale mfst@ S L +sprintf sprintf ck_fun mst@ S L formline formline ck_fun ms@ S L ord ord ck_fun ifsTu% S? chr chr ck_fun fsTu% S? crypt crypt ck_fun fsT@ S S -ucfirst ucfirst ck_fun_locale fstu% S? -lcfirst lcfirst ck_fun_locale fstu% S? -uc uc ck_fun_locale fstu% S? -lc lc ck_fun_locale fstu% S? -quotemeta quotemeta ck_fun fsTu% S? +ucfirst ucfirst ck_fun fstu% S? +lcfirst lcfirst ck_fun fstu% S? +uc uc ck_fun fstu% S? +lc lc ck_fun fstu% S? +quotemeta quotemeta ck_fun fstu% S? # Arrays. @@ -528,10 +723,10 @@ hslice hash slice ck_null m@ H L # Explosives and implosives. -unpack unpack ck_fun @ S S +unpack unpack ck_unpack @ S S? pack pack ck_fun mst@ S L split split ck_split t@ S S S -join join ck_join msT@ S L +join join or string ck_join mst@ S L # List operators. @@ -542,10 +737,10 @@ anonhash anonymous hash ({}) ck_fun ms@ L splice splice ck_fun m@ A S? S? L push push ck_fun imsT@ A L -pop pop ck_shift s% A -shift shift ck_shift s% A +pop pop ck_shift s% A? +shift shift ck_shift s% A? unshift unshift ck_fun imsT@ A L -sort sort ck_sort m@ C? L +sort sort ck_sort dm@ C? L reverse reverse ck_fun mt@ L grepstart grep ck_grep dm@ C L @@ -572,10 +767,10 @@ orassign logical or assignment (||=) ck_null s| method method lookup ck_method d1 entersub subroutine entry ck_subr dmt1 L leavesub subroutine exit ck_null 1 -leavesublv lvalue subroutine exit ck_null 1 +leavesublv lvalue subroutine return ck_null 1 caller caller ck_fun t% S? warn warn ck_fun imst@ L -die die ck_fun dimst@ L +die die ck_die dimst@ L reset symbol reset ck_fun is% S? lineseq line sequence ck_null @ @@ -589,13 +784,13 @@ enteriter foreach loop entry ck_null d{ iter foreach loop iterator ck_null 0 enterloop loop entry ck_null d{ leaveloop loop exit ck_null 2 -return return ck_null dm@ L +return return ck_return dm@ L last last ck_null ds} next next ck_null ds} redo redo ck_null ds} dump dump ck_null ds} goto goto ck_null ds} -exit exit ck_fun ds% S? +exit exit ck_exit ds% S? # continued below #nswitch numeric switch ck_null d @@ -603,13 +798,13 @@ exit exit ck_fun ds% S? # I/O. -open open ck_fun ist@ F S? S? +open open ck_open ismt@ F S? L close close ck_fun is% F? pipe_op pipe ck_fun is@ F F fileno fileno ck_fun ist% F umask umask ck_fun ist% S? -binmode binmode ck_fun s% F +binmode binmode ck_fun s@ F S? tie tie ck_fun idms@ R S L untie untie ck_fun is% R @@ -633,8 +828,8 @@ sysseek sysseek ck_fun s@ F S S sysread sysread ck_fun imst@ F R S S? syswrite syswrite ck_fun imst@ F S S? S? -send send ck_fun imst@ F S S S? -recv recv ck_fun imst@ F R S S +send send ck_fun imst@ Fs S S S? +recv recv ck_fun imst@ Fs R S S eof eof ck_eof is% F? tell tell ck_fun st% F? @@ -648,52 +843,52 @@ flock flock ck_fun isT@ F S # Sockets. -socket socket ck_fun is@ F S S S -sockpair socketpair ck_fun is@ F F S S S +socket socket ck_fun is@ Fs S S S +sockpair socketpair ck_fun is@ Fs Fs S S S -bind bind ck_fun is@ F S -connect connect ck_fun is@ F S -listen listen ck_fun is@ F S -accept accept ck_fun ist@ F F -shutdown shutdown ck_fun ist@ F S +bind bind ck_fun is@ Fs S +connect connect ck_fun is@ Fs S +listen listen ck_fun is@ Fs S +accept accept ck_fun ist@ Fs Fs +shutdown shutdown ck_fun ist@ Fs S -gsockopt getsockopt ck_fun is@ F S S -ssockopt setsockopt ck_fun is@ F S S S +gsockopt getsockopt ck_fun is@ Fs S S +ssockopt setsockopt ck_fun is@ Fs S S S -getsockname getsockname ck_fun is% F -getpeername getpeername ck_fun is% F +getsockname getsockname ck_fun is% Fs +getpeername getpeername ck_fun is% Fs # Stat calls. lstat lstat ck_ftst u- F stat stat ck_ftst u- F -ftrread -R ck_ftst isu- F -ftrwrite -W ck_ftst isu- F -ftrexec -X ck_ftst isu- F -fteread -r ck_ftst isu- F -ftewrite -w ck_ftst isu- F -fteexec -x ck_ftst isu- F -ftis -e ck_ftst isu- F -fteowned -O ck_ftst isu- F -ftrowned -o ck_ftst isu- F -ftzero -z ck_ftst isu- F -ftsize -s ck_ftst istu- F -ftmtime -M ck_ftst stu- F -ftatime -A ck_ftst stu- F -ftctime -C ck_ftst stu- F -ftsock -S ck_ftst isu- F -ftchr -c ck_ftst isu- F -ftblk -b ck_ftst isu- F -ftfile -f ck_ftst isu- F -ftdir -d ck_ftst isu- F -ftpipe -p ck_ftst isu- F -ftlink -l ck_ftst isu- F -ftsuid -u ck_ftst isu- F -ftsgid -g ck_ftst isu- F -ftsvtx -k ck_ftst isu- F -fttty -t ck_ftst is- F -fttext -T ck_ftst isu- F -ftbinary -B ck_ftst isu- F +ftrread -R ck_ftst isu- F- +ftrwrite -W ck_ftst isu- F- +ftrexec -X ck_ftst isu- F- +fteread -r ck_ftst isu- F- +ftewrite -w ck_ftst isu- F- +fteexec -x ck_ftst isu- F- +ftis -e ck_ftst isu- F- +fteowned -o ck_ftst isu- F- +ftrowned -O ck_ftst isu- F- +ftzero -z ck_ftst isu- F- +ftsize -s ck_ftst istu- F- +ftmtime -M ck_ftst stu- F- +ftatime -A ck_ftst stu- F- +ftctime -C ck_ftst stu- F- +ftsock -S ck_ftst isu- F- +ftchr -c ck_ftst isu- F- +ftblk -b ck_ftst isu- F- +ftfile -f ck_ftst isu- F- +ftdir -d ck_ftst isu- F- +ftpipe -p ck_ftst isu- F- +ftlink -l ck_ftst isu- F- +ftsuid -u ck_ftst isu- F- +ftsgid -g ck_ftst isu- F- +ftsvtx -k ck_ftst isu- F- +fttty -t ck_ftst is- F- +fttext -T ck_ftst isu- F- +ftbinary -B ck_ftst isu- F- # File calls. @@ -707,7 +902,7 @@ rename rename ck_fun isT@ S S link link ck_fun isT@ S S symlink symlink ck_fun isT@ S S readlink readlink ck_fun stu% S? -mkdir mkdir ck_fun isT@ S S +mkdir mkdir ck_fun isTu@ S? S? rmdir rmdir ck_fun isTu% S? # Directory calls. @@ -735,6 +930,10 @@ setpriority setpriority ck_fun isT@ S S S # Time calls. +# NOTE: MacOS patches the 'i' of time() away later when the interpreter +# is created because in MacOS time() is already returning times > 2**31-1, +# that is, non-integers. + time time ck_null isT0 tms times ck_null 0 localtime localtime ck_fun t% S? @@ -811,9 +1010,26 @@ getlogin getlogin ck_null st0 syscall syscall ck_fun imst@ S L # For multi-threading -lock lock ck_rfun s% S +lock lock ck_rfun s% R threadsv per-thread value ck_null ds0 # Control (contd.) setstate set statement info ck_null s; method_named method with known name ck_null d$ + +dor defined or (//) ck_null | +dorassign defined or assignment (//=) ck_null s| + +entergiven given() ck_null d| +leavegiven leave given block ck_null 1 +enterwhen when() ck_null d| +leavewhen leave when block ck_null 1 +break break ck_null 0 +continue continue ck_null 0 +smartmatch smart match ck_smartmatch s2 + +say say ck_say ims@ F? L + +# Add new ops before this, the custom operator. + +custom unknown custom operator ck_null 0