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# Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description:
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# e32toolp\e32util\h2inc.pl
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# Convert structures in C++ include files to assembler format
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# Syntax:
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# perl h2inc.pl <input.h> <output.inc> <format>
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# where <format>=arm or x86
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#
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#
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%basictypes = (
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TInt8 => 1,
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TUint8 => 1,
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TInt16 => 2,
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TUint16 => 2,
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TInt32 => 4,
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TUint32 => 4,
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TInt => 4,
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TUint => 4,
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TInt64 => 8,
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TUint64 => 8,
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TLinAddr => 4,
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TVersion => 4,
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TPde => 4,
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TPte => 4,
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TProcessPriority => 4
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);
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if (scalar(@ARGV)!=3) {
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die "perl h2inc.pl <input.h> <output.inc> <format>\n";
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}
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my ($infile, $outfile, $format) = @ARGV;
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open IN, $infile or die "Can't open $infile for input\n";
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my $in;
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while (<IN>) {
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$in.=$_;
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}
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close IN;
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$format = uc($format);
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$format_sub = undef();
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$comment_sub = undef();
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$end_sub = undef();
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if ($format eq "ARMASM") {
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$format_sub = \&armasm_format;
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$comment_sub = \&armasm_comment;
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$end_sub = \&armasm_end;
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} elsif ($format eq "AS") {
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$format_sub = \&as_format;
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$comment_sub = \&as_comment;
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$end_sub = \&as_end;
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} elsif ($format eq "TASM") {
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$format_sub = \&tasm_format;
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$comment_sub = \&tasm_comment;
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$end_sub = \&tasm_end;
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} else {
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die "Format $format unknown\nOnly ARMASM, AS or TASM supported\n";
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}
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# First remove any backslash-newline combinations
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$in =~ s/\\\n//gms;
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# Change escaped quotes to double quotes
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$in =~ s/\\\"/\"\"/gms;
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$in =~ s/\\\'/\'\'/gms;
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# Remove any character constants
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$in =~ s/\'(.?(${0})*?)\'//gms;
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# Remove any string literals
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$in =~ s/\"(.*?)\"//gms;
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# Strip comments
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$in =~ s/\/\*(.*?)\*\//\n/gms;
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$in =~ s/\/\/(.*?)\n/\n/gms;
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# Collapse whitespace into a single space or newline
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$in =~ s/\t/\ /gms;
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$in =~ s/\r/\ /gms;
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$in =~ s/(\ )+/\ /gms;
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$in =~ s/\n(\ )*/\n/gms;
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$in =~ s/(\ )*\n/\n/gms;
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# Tokenize on non-identifier characters
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my @tokens0 = split(/(\W)/,$in);
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my @tokens;
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foreach $t (@tokens0) {
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next if ($t eq " " or $t eq "");
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push @tokens, $t;
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}
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my %macros;
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my %filescope;
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$filescope{file}=1;
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$filescope{name}='*** FILE SCOPE ***';
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my @ftypedefs;
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$filescope{typedefs}=\@ftypedefs;
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my $line=1;
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parse_scope(\%filescope, \@tokens, \$line);
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my @output;
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push @output, &$comment_sub('*' x 80);
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push @output, &$comment_sub($outfile);
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push @output, &$comment_sub('*' x 80);
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push @output, &$comment_sub("GENERATED FILE - DO NOT EDIT");
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push @output, "";
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output_scope(\%filescope, \@output);
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push @output, &$end_sub();
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push @output, "";
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open OUT, ">$outfile" or die "Can't open $outfile for write\n";
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print OUT join("\n", @output);
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print OUT "\n\n";
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close OUT;
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sub get_token($$) {
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my ($tokenlist,$line) = @_;
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while (scalar(@$tokenlist)) {
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my $t = shift @$tokenlist;
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return $t if (!defined($t));
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return $t if ($t !~ /^\s*$/);
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++$$line;
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}
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}
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sub skip_qualifiers($) {
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my ($tokens) = @_;
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my $f=0;
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my %quals = (
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EXPORT_C => 1,
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IMPORT_C => 1,
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inline => 1,
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const => 0,
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volatile => 0,
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static => 0,
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extern => 0,
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LOCAL_C => 0,
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LOCAL_D => 0,
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GLDEF_C => 0,
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GLREF_C => 0,
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GLDEF_D => 0,
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GLREF_D => 0
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);
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for (;;) {
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my $t = $$tokens[0];
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my $q = $quals{$t};
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last unless (defined ($q));
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$f |= $q;
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shift @$tokens;
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}
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return $f;
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}
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sub parse_indirection($) {
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my ($tokens) = @_;
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my $level = 0;
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for (;;) {
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my $t = $$tokens[0];
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if ($t eq '*') {
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++$level;
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shift @$tokens;
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next;
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}
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last if ($t ne "const" and $t ne "volatile");
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shift @$tokens;
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}
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return $level;
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}
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sub parse_scope($$$) {
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my ($scope, $tokens, $line) = @_;
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my $state = 0;
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my %values;
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my @classes;
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my @enums;
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my $curr_offset=0;
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my $overall_align=0;
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$scope->{values}=\%values;
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$scope->{classes}=\@classes;
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$scope->{enums}=\@enums;
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while (scalar(@$tokens)) {
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my $t = shift @$tokens;
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if ($state>=-1 and $t eq "\n") {
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++$$line;
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$state=1;
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next;
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} elsif ($state==-1 and $t ne "\n") {
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next;
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} elsif ($state==-2 and $t ne ';') {
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next;
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}
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if ($state>0 and $t eq '#') {
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if ($scope->{scope}) {
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warn "Preprocessor directive in class/struct at line $$line\n";
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}
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$t = shift @$tokens;
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if ($t eq 'define') {
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my $ident = shift @$tokens;
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my $defn = shift @$tokens;
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if ($defn ne '(') { # don't do macros with parameters
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$macros{$ident} = $defn;
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}
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}
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$state=-1; # skip to next line
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next;
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}
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if ($t eq "struct" or $t eq "class") {
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next if ($state==0);
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$state=0;
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my %cl;
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$cl{specifier}=$t;
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$cl{scope}=$scope;
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my @members;
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my @typedefs;
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$cl{members}=\@members;
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$cl{typedefs}=\@typedefs;
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my $new_class = \%cl;
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my $n = get_token($tokens,$line);
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if ($n !~ /\w+/) {
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die "Unnamed $t not supported at line $$line\n";
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}
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$new_class->{name}=$n;
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my @class_match = grep {$_->{name} eq $n} @classes;
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my $exists = scalar(@class_match);
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my $b = get_token($tokens,$line);
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if ($b eq ':') {
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die "Inheritance not supported at line $$line\n";
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} elsif ($b eq ';') {
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# forward declaration
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push @classes, $new_class unless ($exists);
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next;
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} elsif ($b ne '{') {
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die "Syntax error at line $$line\n";
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}
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if ($exists) {
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$new_class = $class_match[0];
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if ($new_class->{complete}) {
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die "Duplicate definition of $cl{specifier} $n\n";
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}
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}
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push @classes, $new_class unless ($exists);
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parse_scope($new_class, $tokens, $line);
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next;
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} elsif ($t eq "enum") {
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$state=0;
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my $n = get_token($tokens,$line);
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my $name="";
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if ($n =~ /\w+/) {
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$name = $n;
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$n = get_token($tokens,$line);
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}
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push @enums, $name;
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if ($n ne '{') {
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die "Syntax error at line $$line\n";
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}
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parse_enum($scope, $tokens, $line, $name);
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next;
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} elsif ($t eq '}') {
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$state=0;
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if ($scope->{scope}) {
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$t = get_token($tokens,$line);
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if ($t eq ';') {
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$scope->{complete}=1;
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last;
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}
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}
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die "Syntax error at line $$line\n";
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}
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$state=0;
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if ($scope->{scope}) {
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if ($t eq "public" or $t eq "private" or $t eq "protected") {
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if (shift (@$tokens) eq ':') {
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next; # ignore access specifiers
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}
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die "Syntax error at line $$line\n";
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}
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}
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unshift @$tokens, $t;
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my @currdecl = parse_decl_def($scope, $tokens, $line);
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if ($t eq 'static') {
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next; # skip static members
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}
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my $typedef;
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if ($t eq 'typedef') {
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$typedef = 1;
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$t = shift @currdecl;
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$t = $currdecl[0];
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} else {
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$typedef = 0;
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}
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next if (scalar(@currdecl)==0);
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if ($t eq "const") {
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# check for constant declaration
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my $ctype = lookup_type($scope, $currdecl[1]);
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if ($ctype->{basic} and $currdecl[2]=~/^\w+$/ and $currdecl[3] eq '=') {
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if ($typedef!=0) {
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die "Syntax error at line $$line\n";
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}
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shift @currdecl;
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shift @currdecl;
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my $type = $ctype->{name};
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my $name = shift @currdecl;
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my $size = $ctype->{size};
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shift @currdecl;
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my $value = get_constant_expr($scope,\@currdecl,$line);
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$values{$name} = {type=>$type, size=>$size, value=>$value};
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next;
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}
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}
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if (skip_qualifiers(\@currdecl)!=0 or ($scope->{file} and !$typedef)) {
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next; # function declaration or stuff at file scope
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}
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my $type1 = shift @currdecl; # type, type pointed to or return type
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if ($type1 !~ /^\w+$/) {
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die "Syntax error at line $$line\n";
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}
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my $ind1 = parse_indirection(\@currdecl);
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my $ident; # identifier being declared
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my $size = -1;
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my $array = -1;
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my $align = 0;
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my $alias;
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my $category;
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if ($currdecl[0] eq '(' and $currdecl[1] eq '*' and $currdecl[2]=~/^\w+$/) {
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# function pointer
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$ident = $currdecl[2];
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$size = 4;
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$category = 'fptr';
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shift @currdecl;
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shift @currdecl;
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shift @currdecl;
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} elsif ($currdecl[0]=~/^\w+$/) {
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$ident = shift @currdecl;
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if ($currdecl[0] ne '(') {
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# not function declaration
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if ($ind1>0) {
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# pointer
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$category = 'ptr';
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$size = 4;
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} else {
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my $type2 = lookup_type($scope, $type1);
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if (!defined($type2)) {
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die "Unrecognised type $type1 at line $$line\n";
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}
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if ($type2->{basic}) {
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$alias = $type2->{name};
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$size = $type2->{size};
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$category = 'basic';
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} elsif ($type2->{enum}) {
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|
363 |
$alias = $type2->{name};
|
|
|
364 |
$category = 'enum';
|
|
|
365 |
$size = 4;
|
|
|
366 |
} elsif ($type2->{class}) {
|
|
|
367 |
$alias = $type2->{name};
|
|
|
368 |
$size = $type2->{class}->{size};
|
|
|
369 |
$category = 'class';
|
|
|
370 |
$align = $type2->{class}->{align};
|
|
|
371 |
} elsif ($type->{ptr}) {
|
|
|
372 |
$size = 4;
|
|
|
373 |
$category = 'ptr';
|
|
|
374 |
$align = 4;
|
|
|
375 |
} elsif ($type->{fptr}) {
|
|
|
376 |
$size = 4;
|
|
|
377 |
$category = 'ptr';
|
|
|
378 |
$align = 4;
|
|
|
379 |
}
|
|
|
380 |
}
|
|
|
381 |
}
|
|
|
382 |
}
|
|
|
383 |
if ($size>0) {
|
|
|
384 |
# data member declared
|
|
|
385 |
# check for array
|
|
|
386 |
if ($currdecl[0] eq '[') {
|
|
|
387 |
shift @currdecl;
|
|
|
388 |
$array = get_constant_expr($scope, \@currdecl, $line);
|
|
|
389 |
if ($array<=0) {
|
|
|
390 |
die "Bad array size at line $$line\n";
|
|
|
391 |
}
|
|
|
392 |
if ($currdecl[0] ne ']') {
|
|
|
393 |
die "Syntax error at line $$line\n";
|
|
|
394 |
}
|
|
|
395 |
}
|
|
|
396 |
my $members = $scope->{members};
|
|
|
397 |
my $typedefs = $scope->{typedefs};
|
|
|
398 |
if ($align==0) {
|
|
|
399 |
$align = $size;
|
|
|
400 |
}
|
|
|
401 |
my $am = $align-1;
|
|
|
402 |
unless ($typedef) {
|
|
|
403 |
my $al = $curr_offset & $am;
|
|
|
404 |
if ($align==8 and $al!=0) {
|
|
|
405 |
die "Bad alignment of 64-bit data $ident at line $$line\n";
|
|
|
406 |
}
|
|
|
407 |
$curr_offset += ($align-$al) if ($al!=0);
|
|
|
408 |
}
|
|
|
409 |
if ($array>0) {
|
|
|
410 |
$size = ($size + $am) &~ $am;
|
|
|
411 |
if ($typedef) {
|
|
|
412 |
push @$typedefs, {name=>$ident, category=>$category, alias=>$alias, size=>$size*$array, spacing=>$size, array=>$array};
|
|
|
413 |
} else {
|
|
|
414 |
push @$members, {name=>$ident, size=>$size*$array, offset=>$curr_offset, spacing=>$size};
|
|
|
415 |
}
|
|
|
416 |
$size *= $array;
|
|
|
417 |
} else {
|
|
|
418 |
if ($typedef) {
|
|
|
419 |
push @$typedefs, {name=>$ident, category=>$category, alias=>$alias, size=>$size};
|
|
|
420 |
} else {
|
|
|
421 |
push @$members, {name=>$ident, size=>$size, offset=>$curr_offset};
|
|
|
422 |
}
|
|
|
423 |
}
|
|
|
424 |
unless ($typedef) {
|
|
|
425 |
$curr_offset += $size;
|
|
|
426 |
if ($align > $overall_align) {
|
|
|
427 |
$overall_align = $align;
|
|
|
428 |
}
|
|
|
429 |
}
|
|
|
430 |
}
|
|
|
431 |
}
|
|
|
432 |
if ($scope->{scope}) {
|
|
|
433 |
if ($state==-2) {
|
|
|
434 |
die "Missing ; at end of file\n";
|
|
|
435 |
}
|
|
|
436 |
if (!$scope->{complete}) {
|
|
|
437 |
die "Unexpected end of file at line $$line\n";
|
|
|
438 |
}
|
|
|
439 |
my $total_size = ($curr_offset + $overall_align - 1) &~ ($overall_align - 1);
|
|
|
440 |
$scope->{size} = $total_size;
|
|
|
441 |
$scope->{align} = $overall_align;
|
|
|
442 |
}
|
|
|
443 |
}
|
|
|
444 |
|
|
|
445 |
sub get_operand($$$) {
|
|
|
446 |
my ($scope,$tokens,$line) = @_;
|
|
|
447 |
my $t = get_token($tokens,$line);
|
|
|
448 |
if ($t eq '-') {
|
|
|
449 |
my $x = get_operand($scope,$tokens,$line);
|
|
|
450 |
return -$x;
|
|
|
451 |
} elsif ($t eq '+') {
|
|
|
452 |
my $x = get_operand($scope,$tokens,$line);
|
|
|
453 |
return $x;
|
|
|
454 |
} elsif ($t eq '~') {
|
|
|
455 |
my $x = get_operand($scope,$tokens,$line);
|
|
|
456 |
return ~$x;
|
|
|
457 |
} elsif ($t eq '!') {
|
|
|
458 |
my $x = get_operand($scope,$tokens,$line);
|
|
|
459 |
return $x ? 0 : 1;
|
|
|
460 |
} elsif ($t eq '(') {
|
|
|
461 |
my $x = get_constant_expr($scope,$tokens,$line);
|
|
|
462 |
my $t = get_token($tokens,$line);
|
|
|
463 |
if ($t ne ')') {
|
|
|
464 |
die "Missing ) at line $$line\n";
|
|
|
465 |
}
|
|
|
466 |
return $x;
|
|
|
467 |
} elsif ($t eq "sizeof") {
|
|
|
468 |
my $ident = get_token($tokens,$line);
|
|
|
469 |
if ($ident eq '(') {
|
|
|
470 |
$ident = get_token($tokens,$line);
|
|
|
471 |
my $cb = get_token($tokens,$line);
|
|
|
472 |
if ($cb ne ')') {
|
|
|
473 |
die "Bad sizeof() syntax at line $$line\n";
|
|
|
474 |
}
|
|
|
475 |
}
|
|
|
476 |
$ident = look_through_macros($ident);
|
|
|
477 |
if ($ident !~ /^\w+$/) {
|
|
|
478 |
die "Bad sizeof() syntax at line $$line\n";
|
|
|
479 |
}
|
|
|
480 |
my $type = lookup_type($scope, $ident);
|
|
|
481 |
if (!defined $type) {
|
|
|
482 |
die "Unrecognised type $ident at line $$line\n";
|
|
|
483 |
}
|
|
|
484 |
if ($type->{basic}) {
|
|
|
485 |
return $type->{size};
|
|
|
486 |
} elsif ($type->{enum}) {
|
|
|
487 |
return 4;
|
|
|
488 |
} elsif ($type->{ptr}) {
|
|
|
489 |
return 4;
|
|
|
490 |
} elsif ($type->{fptr}) {
|
|
|
491 |
return 4;
|
|
|
492 |
}
|
|
|
493 |
my $al = $type->{class}->{align};
|
|
|
494 |
my $sz = $type->{class}->{size};
|
|
|
495 |
return ($sz+$al-1)&~($al-1);
|
|
|
496 |
}
|
|
|
497 |
$t = look_through_macros($t);
|
|
|
498 |
if ($t =~ /^0x[0-9a-f]+/i) {
|
|
|
499 |
return oct($t);
|
|
|
500 |
} elsif ($t =~ /^\d/) {
|
|
|
501 |
return $t;
|
|
|
502 |
} elsif ($t =~ /^\w+$/) {
|
|
|
503 |
my $x = lookup_value($scope,$t);
|
|
|
504 |
die "Unrecognised identifier '$t' at line $$line\n" unless defined($x);
|
|
|
505 |
return $x;
|
|
|
506 |
} else {
|
|
|
507 |
die "Syntax error at line $$line\n";
|
|
|
508 |
}
|
|
|
509 |
}
|
|
|
510 |
|
|
|
511 |
sub look_through_macros($) {
|
|
|
512 |
my ($ident) = @_;
|
|
|
513 |
while ($ident and $macros{$ident}) {
|
|
|
514 |
$ident = $macros{$ident};
|
|
|
515 |
}
|
|
|
516 |
return $ident;
|
|
|
517 |
}
|
|
|
518 |
|
|
|
519 |
sub lookup_value($$) {
|
|
|
520 |
my ($scope,$ident) = @_;
|
|
|
521 |
while ($scope) {
|
|
|
522 |
my $vl = $scope->{values};
|
|
|
523 |
if (defined($vl->{$ident})) {
|
|
|
524 |
return $vl->{$ident}->{value};
|
|
|
525 |
}
|
|
|
526 |
$scope = $scope->{scope};
|
|
|
527 |
}
|
|
|
528 |
return undef();
|
|
|
529 |
}
|
|
|
530 |
|
|
|
531 |
sub lookup_type($$) {
|
|
|
532 |
my ($scope,$ident) = @_;
|
|
|
533 |
if ($basictypes{$ident}) {
|
|
|
534 |
return {scope=>$scope, basic=>1, name=>$ident, size=>$basictypes{$ident} };
|
|
|
535 |
}
|
|
|
536 |
while ($scope) {
|
|
|
537 |
if ($basictypes{$ident}) {
|
|
|
538 |
return {scope=>$scope, basic=>1, name=>$ident, size=>$basictypes{$ident} };
|
|
|
539 |
}
|
|
|
540 |
my $el = $scope->{enums};
|
|
|
541 |
my $cl = $scope->{classes};
|
|
|
542 |
my $td = $scope->{typedefs};
|
|
|
543 |
if (grep {$_ eq $ident} @$el) {
|
|
|
544 |
return {scope=>$scope, enum=>1, name=>$ident, size=>4 };
|
|
|
545 |
}
|
|
|
546 |
my @match_class = (grep {$_->{name} eq $ident} @$cl);
|
|
|
547 |
if (scalar(@match_class)) {
|
|
|
548 |
return {scope=>$scope, class=>$match_class[0]};
|
|
|
549 |
}
|
|
|
550 |
my @match_td = (grep {$_->{name} eq $ident} @$td);
|
|
|
551 |
if (scalar(@match_td)) {
|
|
|
552 |
my $tdr = $match_td[0];
|
|
|
553 |
my $cat = $tdr->{category};
|
|
|
554 |
if ($cat eq 'basic' or $cat eq 'enum' or $cat eq 'class') {
|
|
|
555 |
$ident = $tdr->{alias};
|
|
|
556 |
next;
|
|
|
557 |
} else {
|
|
|
558 |
return { scope=>$scope, $cat=>1, $size=>$tdr->{size} };
|
|
|
559 |
}
|
|
|
560 |
}
|
|
|
561 |
$scope = $scope->{scope};
|
|
|
562 |
}
|
|
|
563 |
return undef();
|
|
|
564 |
}
|
|
|
565 |
|
|
|
566 |
sub get_mult_expr($$$) {
|
|
|
567 |
my ($scope,$tokens,$line) = @_;
|
|
|
568 |
my $x = get_operand($scope,$tokens,$line);
|
|
|
569 |
my $t;
|
|
|
570 |
for (;;) {
|
|
|
571 |
$t = get_token($tokens,$line);
|
|
|
572 |
if ($t eq '*') {
|
|
|
573 |
my $y = get_operand($scope,$tokens,$line);
|
|
|
574 |
$x = $x * $y;
|
|
|
575 |
} elsif ($t eq '/') {
|
|
|
576 |
my $y = get_operand($scope,$tokens,$line);
|
|
|
577 |
$x = int($x / $y);
|
|
|
578 |
} elsif ($t eq '%') {
|
|
|
579 |
my $y = get_operand($scope,$tokens,$line);
|
|
|
580 |
$x = int($x % $y);
|
|
|
581 |
} else {
|
|
|
582 |
last;
|
|
|
583 |
}
|
|
|
584 |
}
|
|
|
585 |
unshift @$tokens, $t;
|
|
|
586 |
return $x;
|
|
|
587 |
}
|
|
|
588 |
|
|
|
589 |
sub get_add_expr($$$) {
|
|
|
590 |
my ($scope,$tokens,$line) = @_;
|
|
|
591 |
my $x = get_mult_expr($scope,$tokens,$line);
|
|
|
592 |
my $t;
|
|
|
593 |
for (;;) {
|
|
|
594 |
$t = get_token($tokens,$line);
|
|
|
595 |
if ($t eq '+') {
|
|
|
596 |
my $y = get_mult_expr($scope,$tokens,$line);
|
|
|
597 |
$x = $x + $y;
|
|
|
598 |
} elsif ($t eq '-') {
|
|
|
599 |
my $y = get_mult_expr($scope,$tokens,$line);
|
|
|
600 |
$x = $x - $y;
|
|
|
601 |
} else {
|
|
|
602 |
last;
|
|
|
603 |
}
|
|
|
604 |
}
|
|
|
605 |
unshift @$tokens, $t;
|
|
|
606 |
return $x;
|
|
|
607 |
}
|
|
|
608 |
|
|
|
609 |
sub get_shift_expr($$$) {
|
|
|
610 |
my ($scope,$tokens,$line) = @_;
|
|
|
611 |
my $x = get_add_expr($scope,$tokens,$line);
|
|
|
612 |
my $t, $t2;
|
|
|
613 |
for (;;) {
|
|
|
614 |
$t = get_token($tokens,$line);
|
|
|
615 |
if ($t eq '<' or $t eq '>') {
|
|
|
616 |
$t2 = get_token($tokens,$line);
|
|
|
617 |
if ($t2 ne $t) {
|
|
|
618 |
unshift @$tokens, $t2;
|
|
|
619 |
last;
|
|
|
620 |
}
|
|
|
621 |
}
|
|
|
622 |
if ($t eq '<') {
|
|
|
623 |
my $y = get_add_expr($scope,$tokens,$line);
|
|
|
624 |
$x = $x << $y;
|
|
|
625 |
} elsif ($t eq '>') {
|
|
|
626 |
my $y = get_add_expr($scope,$tokens,$line);
|
|
|
627 |
$x = $x >> $y;
|
|
|
628 |
} else {
|
|
|
629 |
last;
|
|
|
630 |
}
|
|
|
631 |
}
|
|
|
632 |
unshift @$tokens, $t;
|
|
|
633 |
return $x;
|
|
|
634 |
}
|
|
|
635 |
|
|
|
636 |
sub get_and_expr($$$) {
|
|
|
637 |
my ($scope,$tokens,$line) = @_;
|
|
|
638 |
my $x = get_shift_expr($scope,$tokens,$line);
|
|
|
639 |
my $t;
|
|
|
640 |
for (;;) {
|
|
|
641 |
$t = get_token($tokens,$line);
|
|
|
642 |
if ($t eq '&') {
|
|
|
643 |
my $y = get_shift_expr($scope,$tokens,$line);
|
|
|
644 |
$x = $x & $y;
|
|
|
645 |
} else {
|
|
|
646 |
last;
|
|
|
647 |
}
|
|
|
648 |
}
|
|
|
649 |
unshift @$tokens, $t;
|
|
|
650 |
return $x;
|
|
|
651 |
}
|
|
|
652 |
|
|
|
653 |
sub get_xor_expr($$$) {
|
|
|
654 |
my ($scope,$tokens,$line) = @_;
|
|
|
655 |
my $x = get_and_expr($scope,$tokens,$line);
|
|
|
656 |
my $t;
|
|
|
657 |
for (;;) {
|
|
|
658 |
$t = get_token($tokens,$line);
|
|
|
659 |
if ($t eq '^') {
|
|
|
660 |
my $y = get_and_expr($scope,$tokens,$line);
|
|
|
661 |
$x = $x ^ $y;
|
|
|
662 |
} else {
|
|
|
663 |
last;
|
|
|
664 |
}
|
|
|
665 |
}
|
|
|
666 |
unshift @$tokens, $t;
|
|
|
667 |
return $x;
|
|
|
668 |
}
|
|
|
669 |
|
|
|
670 |
sub get_ior_expr($$$) {
|
|
|
671 |
my ($scope,$tokens,$line) = @_;
|
|
|
672 |
my $x = get_xor_expr($scope,$tokens,$line);
|
|
|
673 |
my $t;
|
|
|
674 |
for (;;) {
|
|
|
675 |
$t = get_token($tokens,$line);
|
|
|
676 |
if ($t eq '|') {
|
|
|
677 |
my $y = get_xor_expr($scope,$tokens,$line);
|
|
|
678 |
$x = $x | $y;
|
|
|
679 |
} else {
|
|
|
680 |
last;
|
|
|
681 |
}
|
|
|
682 |
}
|
|
|
683 |
unshift @$tokens, $t;
|
|
|
684 |
return $x;
|
|
|
685 |
}
|
|
|
686 |
|
|
|
687 |
sub get_constant_expr($$$) {
|
|
|
688 |
my ($scope,$tokens,$line) = @_;
|
|
|
689 |
my $x = get_ior_expr($scope,$tokens,$line);
|
|
|
690 |
return $x;
|
|
|
691 |
}
|
|
|
692 |
|
|
|
693 |
sub parse_enum($$$$) {
|
|
|
694 |
my ($scope,$tokens,$line,$enum_name) = @_;
|
|
|
695 |
my $vl = $scope->{values};
|
|
|
696 |
my $x = 0;
|
|
|
697 |
for (;;) {
|
|
|
698 |
my $t = get_token($tokens,$line);
|
|
|
699 |
last if ($t eq '}');
|
|
|
700 |
if (!defined($t)) {
|
|
|
701 |
die "Unexpected end of file at line $$line\n";
|
|
|
702 |
}
|
|
|
703 |
if ($t !~ /^\w+$/) {
|
|
|
704 |
die "Syntax error at line $$line\n";
|
|
|
705 |
}
|
|
|
706 |
if (defined($vl->{$t})) {
|
|
|
707 |
die "Duplicate identifier at line $$line\n";
|
|
|
708 |
}
|
|
|
709 |
my $t2 = get_token($tokens,$line);
|
|
|
710 |
if ($t2 eq ',') {
|
|
|
711 |
$vl->{$t} = {type=>$enum_name, size=>4, value=>$x, enum=>1};
|
|
|
712 |
++$x;
|
|
|
713 |
} elsif ($t2 eq '}') {
|
|
|
714 |
$vl->{$t} = {type=>$enum_name, size=>4, value=>$x, enum=>1};
|
|
|
715 |
++$x;
|
|
|
716 |
last;
|
|
|
717 |
} elsif ($t2 eq '=') {
|
|
|
718 |
$x = get_constant_expr($scope, $tokens, $line);
|
|
|
719 |
$vl->{$t} = {type=>$enum_name, size=>4, value=>$x, enum=>1};
|
|
|
720 |
++$x;
|
|
|
721 |
$t2 = get_token($tokens,$line);
|
|
|
722 |
last if ($t2 eq '}');
|
|
|
723 |
next if ($t2 eq ',');
|
|
|
724 |
die "Syntax error at line $$line\n";
|
|
|
725 |
} else {
|
|
|
726 |
unshift @$tokens, $t2;
|
|
|
727 |
}
|
|
|
728 |
}
|
|
|
729 |
my $t = get_token($tokens,$line);
|
|
|
730 |
if ($t ne ';') {
|
|
|
731 |
die "Missing ; at line $$line\n";
|
|
|
732 |
}
|
|
|
733 |
}
|
|
|
734 |
|
|
|
735 |
sub parse_decl_def($$$) {
|
|
|
736 |
my ($scope,$tokens,$line) = @_;
|
|
|
737 |
my $level=0;
|
|
|
738 |
my @decl;
|
|
|
739 |
while ( scalar(@$tokens) ) {
|
|
|
740 |
my $t = get_token($tokens, $line);
|
|
|
741 |
if ($t eq ';' and $level==0) {
|
|
|
742 |
return @decl;
|
|
|
743 |
}
|
|
|
744 |
push @decl, $t;
|
|
|
745 |
if ($t eq '{') {
|
|
|
746 |
++$level;
|
|
|
747 |
}
|
|
|
748 |
if ($t eq '}') {
|
|
|
749 |
if ($level==0) {
|
|
|
750 |
die "Syntax error at line $$line\n";
|
|
|
751 |
}
|
|
|
752 |
if (--$level==0) {
|
|
|
753 |
return (); # end of function definition reached
|
|
|
754 |
}
|
|
|
755 |
}
|
|
|
756 |
}
|
|
|
757 |
die "Unexpected end of file at line $$line\n";
|
|
|
758 |
}
|
|
|
759 |
|
|
|
760 |
sub dump_scope($) {
|
|
|
761 |
my ($scope) = @_;
|
|
|
762 |
my $el = $scope->{enums};
|
|
|
763 |
my $cl = $scope->{classes};
|
|
|
764 |
my $vl = $scope->{values};
|
|
|
765 |
print "SCOPE: $scope->{name}\n";
|
|
|
766 |
if (scalar(@$el)) {
|
|
|
767 |
print "\tenums:\n";
|
|
|
768 |
foreach (@$el) {
|
|
|
769 |
print "\t\t$_\n";
|
|
|
770 |
}
|
|
|
771 |
}
|
|
|
772 |
if (scalar(keys(%$vl))) {
|
|
|
773 |
print "\tvalues:\n";
|
|
|
774 |
foreach $vname (keys(%$vl)) {
|
|
|
775 |
my $v = $vl->{$vname};
|
|
|
776 |
my $x = $v->{value};
|
|
|
777 |
my $t = $v->{type};
|
|
|
778 |
my $sz = $v->{size};
|
|
|
779 |
if ($v->{enum}) {
|
|
|
780 |
print "\t\t$vname\=$x (enum $t) size=$sz\n";
|
|
|
781 |
} else {
|
|
|
782 |
print "\t\t$vname\=$x (type $t) size=$sz\n";
|
|
|
783 |
}
|
|
|
784 |
}
|
|
|
785 |
}
|
|
|
786 |
if ($scope->{scope}) {
|
|
|
787 |
my $members = $scope->{members};
|
|
|
788 |
foreach (@$members) {
|
|
|
789 |
my $n = $_->{name};
|
|
|
790 |
my $sz = $_->{size};
|
|
|
791 |
my $off = $_->{offset};
|
|
|
792 |
my $spc = $_->{spacing};
|
|
|
793 |
if (defined $spc) {
|
|
|
794 |
print "\t$n\[\]\: spacing $spc size $sz offset $off\n";
|
|
|
795 |
} else {
|
|
|
796 |
print "\t$n\: size $sz offset $off\n";
|
|
|
797 |
}
|
|
|
798 |
}
|
|
|
799 |
print "\tOverall size : $scope->{size}\n";
|
|
|
800 |
print "\tOverall align: $scope->{align}\n";
|
|
|
801 |
}
|
|
|
802 |
foreach $s (@$cl) {
|
|
|
803 |
dump_scope($s);
|
|
|
804 |
}
|
|
|
805 |
}
|
|
|
806 |
|
|
|
807 |
sub output_scope($$) {
|
|
|
808 |
my ($scope, $out) = @_;
|
|
|
809 |
my $el = $scope->{enums};
|
|
|
810 |
my $cl = $scope->{classes};
|
|
|
811 |
my $vl = $scope->{values};
|
|
|
812 |
my $sn = scope_full_name($scope);
|
|
|
813 |
my $sp = ($scope->{file}) ? "" : $sn."_";
|
|
|
814 |
if ($scope->{file}) {
|
|
|
815 |
push @$out, "";
|
|
|
816 |
push @$out, &$comment_sub("FILE SCOPE");
|
|
|
817 |
push @$out, "";
|
|
|
818 |
} else {
|
|
|
819 |
push @$out, "";
|
|
|
820 |
push @$out, &$comment_sub($scope->{specifier}." ".$scope->{name});
|
|
|
821 |
push @$out, "";
|
|
|
822 |
}
|
|
|
823 |
if (scalar(keys(%$vl))) {
|
|
|
824 |
foreach $vname (keys(%$vl)) {
|
|
|
825 |
my $v = $vl->{$vname};
|
|
|
826 |
my $x = $v->{value};
|
|
|
827 |
my $t = $v->{type};
|
|
|
828 |
my $sz = $v->{size};
|
|
|
829 |
push @$out, &$format_sub($sp.$vname, $x);
|
|
|
830 |
}
|
|
|
831 |
}
|
|
|
832 |
if ($scope->{scope}) {
|
|
|
833 |
my $members = $scope->{members};
|
|
|
834 |
foreach (@$members) {
|
|
|
835 |
my $n = $_->{name};
|
|
|
836 |
my $sz = $_->{size};
|
|
|
837 |
my $off = $_->{offset};
|
|
|
838 |
my $spc = $_->{spacing};
|
|
|
839 |
push @$out, &$format_sub($sp.$n, $off);
|
|
|
840 |
if (defined $spc) {
|
|
|
841 |
push @$out, &$format_sub($sp.$n."_spc", $spc);
|
|
|
842 |
}
|
|
|
843 |
}
|
|
|
844 |
push @$out, &$format_sub($sp."sz", $scope->{size});
|
|
|
845 |
}
|
|
|
846 |
foreach $s (@$cl) {
|
|
|
847 |
if ($s->{complete}) {
|
|
|
848 |
output_scope($s, $out);
|
|
|
849 |
}
|
|
|
850 |
}
|
|
|
851 |
}
|
|
|
852 |
|
|
|
853 |
sub scope_full_name($) {
|
|
|
854 |
my ($scope) = @_;
|
|
|
855 |
if ($scope->{file}) {
|
|
|
856 |
return "";
|
|
|
857 |
}
|
|
|
858 |
my $parent = $scope->{scope};
|
|
|
859 |
if ($parent->{file}) {
|
|
|
860 |
return $scope->{name};
|
|
|
861 |
}
|
|
|
862 |
return scope_full_name($parent)."_".$scope->{name};
|
|
|
863 |
}
|
|
|
864 |
|
|
|
865 |
sub pad($$) {
|
|
|
866 |
my ($lineref, $n) = @_;
|
|
|
867 |
my $l = length ($$lineref);
|
|
|
868 |
if ($l < $n) {
|
|
|
869 |
$$lineref .= ' 'x($n-$l);
|
|
|
870 |
}
|
|
|
871 |
}
|
|
|
872 |
|
|
|
873 |
#
|
|
|
874 |
# Subroutines for ARMASM compatible output
|
|
|
875 |
#
|
|
|
876 |
sub armasm_format($$;$) {
|
|
|
877 |
my ($name, $value, $comment) = @_;
|
|
|
878 |
my $r = "$name ";
|
|
|
879 |
pad(\$r, 40);
|
|
|
880 |
$r .= sprintf("EQU 0x%08x", $value & 0xFFFFFFFF);
|
|
|
881 |
if ($comment and $comment!~/^\s*$/) {
|
|
|
882 |
$r .= " ";
|
|
|
883 |
pad(\$r, 60);
|
|
|
884 |
$r .= "; $comment";
|
|
|
885 |
}
|
|
|
886 |
return $r;
|
|
|
887 |
}
|
|
|
888 |
|
|
|
889 |
sub armasm_comment($) {
|
|
|
890 |
my ($comment) = @_;
|
|
|
891 |
return "; $comment";
|
|
|
892 |
}
|
|
|
893 |
|
|
|
894 |
sub armasm_end() {
|
|
|
895 |
return "\n\tEND\n";
|
|
|
896 |
}
|
|
|
897 |
|
|
|
898 |
#
|
|
|
899 |
# Subroutines for GNU AS compatible output
|
|
|
900 |
#
|
|
|
901 |
sub as_format($$;$) {
|
|
|
902 |
my ($name, $value, $comment) = @_;
|
|
|
903 |
my $r = " .equ $name, ";
|
|
|
904 |
pad(\$r, 50);
|
|
|
905 |
$r .= sprintf("0x%08x", $value & 0xFFFFFFFF);
|
|
|
906 |
if ($comment and $comment!~/^\s*$/) {
|
|
|
907 |
$r .= " ";
|
|
|
908 |
pad(\$r, 65);
|
|
|
909 |
$r .= "/* $comment */";
|
|
|
910 |
}
|
|
|
911 |
return $r;
|
|
|
912 |
}
|
|
|
913 |
|
|
|
914 |
sub as_comment($) {
|
|
|
915 |
my ($comment) = @_;
|
|
|
916 |
if (length ($comment) > 0) {
|
|
|
917 |
return "/* $comment */";
|
|
|
918 |
} else {
|
|
|
919 |
return "";
|
|
|
920 |
}
|
|
|
921 |
}
|
|
|
922 |
|
|
|
923 |
sub as_end() {
|
|
|
924 |
return "";
|
|
|
925 |
}
|
|
|
926 |
|
|
|
927 |
#
|
|
|
928 |
# Subroutines for Turbo Assembler compatible output
|
|
|
929 |
#
|
|
|
930 |
sub tasm_format($$;$) {
|
|
|
931 |
my ($name, $value, $comment) = @_;
|
|
|
932 |
my $r = "$name ";
|
|
|
933 |
pad(\$r, 40);
|
|
|
934 |
$r .= sprintf("EQU 0%08xh", $value & 0xFFFFFFFF);
|
|
|
935 |
if ($comment and $comment!~/^\s*$/) {
|
|
|
936 |
$r .= " ";
|
|
|
937 |
pad(\$r, 60);
|
|
|
938 |
$r .= "; $comment";
|
|
|
939 |
}
|
|
|
940 |
return $r;
|
|
|
941 |
}
|
|
|
942 |
|
|
|
943 |
sub tasm_comment($) {
|
|
|
944 |
my ($comment) = @_;
|
|
|
945 |
return "; $comment";
|
|
|
946 |
}
|
|
|
947 |
|
|
|
948 |
sub tasm_end() {
|
|
|
949 |
return "";
|
|
|
950 |
}
|