464 lines
12 KiB
Perl
464 lines
12 KiB
Perl
#!/usr/bin/perl
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
use XML::LibXML;
|
|
|
|
our @lines_rb;
|
|
my @lines_cpp;
|
|
my @include_cpp;
|
|
my %offsets;
|
|
|
|
sub indent_rb(&) {
|
|
my ($sub) = @_;
|
|
my @lines;
|
|
{
|
|
local @lines_rb;
|
|
$sub->();
|
|
@lines = map { " " . $_ } @lines_rb;
|
|
}
|
|
push @lines_rb, @lines
|
|
}
|
|
|
|
sub rb_ucase {
|
|
my ($name) = @_;
|
|
return $name if ($name eq uc($name));
|
|
return join("", map { ucfirst $_ } (split('_', $name)));
|
|
}
|
|
|
|
my %global_type_renderer = (
|
|
'enum-type' => \&render_global_enum,
|
|
'struct-type' => \&render_global_class,
|
|
'class-type' => \&render_global_class,
|
|
'bitfield-type' => \&render_global_bitfield,
|
|
);
|
|
|
|
my %item_renderer = (
|
|
'global' => \&render_item_global,
|
|
'number' => \&render_item_number,
|
|
'container' => \&render_item_container,
|
|
'compound' => \&render_item_compound,
|
|
'pointer' => \&render_item_pointer,
|
|
'static-array' => \&render_item_staticarray,
|
|
'primitive' => \&render_item_primitive,
|
|
'bytes' => \&render_item_bytes,
|
|
);
|
|
|
|
|
|
my %seen_enum_name;
|
|
sub render_global_enum {
|
|
my ($name, $type) = @_;
|
|
|
|
my $rbname = rb_ucase($name);
|
|
push @lines_rb, "class $rbname";
|
|
%seen_enum_name = ();
|
|
indent_rb {
|
|
render_enum_fields($type);
|
|
};
|
|
push @lines_rb, "end\n";
|
|
}
|
|
sub render_enum_fields {
|
|
my ($type) = @_;
|
|
|
|
my $value = -1;
|
|
for my $item ($type->findnodes('child::enum-item')) {
|
|
$value = $item->getAttribute('value') || ($value+1);
|
|
my $elemname = $item->getAttribute('name'); # || "unk_$value";
|
|
|
|
if ($elemname) {
|
|
my $rbelemname = rb_ucase($elemname);
|
|
$rbelemname .= '_' while ($seen_enum_name{$rbelemname});
|
|
$seen_enum_name{$rbelemname}++;
|
|
push @lines_rb, "$rbelemname = $value";
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
sub render_global_bitfield {
|
|
my ($name, $type) = @_;
|
|
|
|
my $rbname = rb_ucase($name);
|
|
push @lines_rb, "class $rbname < Compound";
|
|
indent_rb {
|
|
render_bitfield_fields($type);
|
|
};
|
|
push @lines_rb, "end\n";
|
|
}
|
|
sub render_bitfield_fields {
|
|
my ($type) = @_;
|
|
|
|
push @lines_rb, "field(:_whole, 0) {";
|
|
indent_rb {
|
|
render_item_number($type, '');
|
|
};
|
|
push @lines_rb, "}";
|
|
|
|
my $shift = 0;
|
|
for my $field ($type->findnodes('child::ld:field')) {
|
|
my $count = $field->getAttribute('count') || 1;
|
|
my $name = $field->getAttribute('name');
|
|
$name = $field->getAttribute('ld:anon-name') if (!$name);
|
|
print "bitfield $name !number\n" if (!($field->getAttribute('ld:meta') eq 'number'));
|
|
if ($count == 1) {
|
|
push @lines_rb, "field(:$name, 0) { bit $shift }" if ($name);
|
|
} else {
|
|
push @lines_rb, "field(:$name, 0) { bits $shift, $count }" if ($name);
|
|
}
|
|
$shift += $count;
|
|
}
|
|
}
|
|
|
|
|
|
my %global_types;
|
|
my $cpp_var_counter = 0;
|
|
my %seen_class;
|
|
sub render_global_class {
|
|
my ($name, $type) = @_;
|
|
|
|
my $rbname = rb_ucase($name);
|
|
|
|
# ensure pre-definition of ancestors
|
|
my $parent = $type->getAttribute('inherits-from');
|
|
render_global_class($parent, $global_types{$parent}) if ($parent and !$seen_class{$parent});
|
|
|
|
return if $seen_class{$name};
|
|
$seen_class{$name}++;
|
|
%seen_enum_name = ();
|
|
|
|
my $rbparent = ($parent ? rb_ucase($parent) : 'Compound');
|
|
|
|
my $cppvar = "v_$cpp_var_counter";
|
|
$cpp_var_counter++;
|
|
push @lines_cpp, "}" if @include_cpp;
|
|
push @lines_cpp, "void cpp_$name(FILE *fout) {";
|
|
push @lines_cpp, " df::$name *$cppvar = (df::$name*)moo;";
|
|
push @include_cpp, $name;
|
|
|
|
push @lines_rb, "class $rbname < $rbparent";
|
|
indent_rb {
|
|
render_struct_fields($type, "(*$cppvar)");
|
|
};
|
|
push @lines_rb, "end\n";
|
|
}
|
|
sub render_struct_fields {
|
|
my ($type, $cppvar) = @_;
|
|
|
|
for my $field ($type->findnodes('child::ld:field')) {
|
|
my $name = $field->getAttribute('name');
|
|
$name = $field->getAttribute('ld:anon-name') if (!$name);
|
|
next if (!$name);
|
|
my $offset = get_offset($cppvar, $name);
|
|
|
|
push @lines_rb, "field(:$name, $offset) {";
|
|
indent_rb {
|
|
render_item($field, "$cppvar.$name");
|
|
};
|
|
push @lines_rb, "}";
|
|
}
|
|
}
|
|
|
|
sub render_global_objects {
|
|
my (@objects) = @_;
|
|
my @global_objects;
|
|
|
|
my $sname = 'global_objects';
|
|
my $rbname = rb_ucase($sname);
|
|
|
|
%seen_enum_name = ();
|
|
|
|
push @lines_cpp, "}" if @include_cpp;
|
|
push @lines_cpp, "void cpp_$sname(FILE *fout) {";
|
|
push @include_cpp, $sname;
|
|
|
|
push @lines_rb, "class $rbname < Compound";
|
|
indent_rb {
|
|
for my $obj (@objects) {
|
|
my $oname = $obj->getAttribute('name');
|
|
my $addr = "DFHack.get_global_address('$oname')";
|
|
push @lines_rb, "field(:$oname, $addr) {";
|
|
my $item = $obj->findnodes('child::ld:item')->[0];
|
|
indent_rb {
|
|
render_item($item, "(*df::global::$oname)");
|
|
};
|
|
push @lines_rb, "}";
|
|
|
|
push @global_objects, $oname;
|
|
}
|
|
};
|
|
push @lines_rb, "end";
|
|
|
|
push @lines_rb, "module ::DFHack";
|
|
indent_rb {
|
|
push @lines_rb, "Global = GlobalObjects.new._at(0)";
|
|
for my $obj (@global_objects) {
|
|
push @lines_rb, "def self.$obj ; Global.$obj ; end";
|
|
push @lines_rb, "def self.$obj=(v) ; Global.$obj = v ; end";
|
|
}
|
|
};
|
|
push @lines_rb, "end";
|
|
}
|
|
|
|
|
|
sub render_item {
|
|
my ($item, $cppvar) = @_;
|
|
return if (!$item);
|
|
|
|
my $meta = $item->getAttribute('ld:meta');
|
|
|
|
my $renderer = $item_renderer{$meta};
|
|
if ($renderer) {
|
|
$renderer->($item, $cppvar);
|
|
} else {
|
|
print "no render item $meta\n";
|
|
}
|
|
}
|
|
|
|
sub render_item_global {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $typename = $item->getAttribute('type-name');
|
|
my $subtype = $item->getAttribute('ld:subtype');
|
|
|
|
if ($subtype and $subtype eq 'enum') {
|
|
render_item_number($item, $cppvar);
|
|
} else {
|
|
my $rbname = rb_ucase($typename);
|
|
push @lines_rb, "global :$rbname";
|
|
}
|
|
}
|
|
|
|
sub render_item_number {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $subtype = $item->getAttribute('ld:subtype');
|
|
$subtype = $item->getAttribute('base-type') if (!$subtype or $subtype eq 'enum' or $subtype eq 'bitfield');
|
|
$subtype = 'int32_t' if (!$subtype);
|
|
|
|
if ($subtype eq 'int64_t') {
|
|
push @lines_rb, 'number 64, true';
|
|
} elsif ($subtype eq 'uint32_t') {
|
|
push @lines_rb, 'number 32, false';
|
|
} elsif ($subtype eq 'int32_t') {
|
|
push @lines_rb, 'number 32, true';
|
|
} elsif ($subtype eq 'uint16_t') {
|
|
push @lines_rb, 'number 16, false';
|
|
} elsif ($subtype eq 'int16_t') {
|
|
push @lines_rb, 'number 16, true';
|
|
} elsif ($subtype eq 'uint8_t') {
|
|
push @lines_rb, 'number 8, false';
|
|
} elsif ($subtype eq 'int8_t') {
|
|
push @lines_rb, 'number 8, false';
|
|
} elsif ($subtype eq 'bool') {
|
|
push @lines_rb, 'number 8, true';
|
|
} elsif ($subtype eq 's-float') {
|
|
push @lines_rb, 'float';
|
|
} else {
|
|
print "no render number $subtype\n";
|
|
}
|
|
}
|
|
|
|
sub render_item_compound {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $subtype = $item->getAttribute('ld:subtype');
|
|
if (!$subtype || $subtype eq 'bitfield') {
|
|
push @lines_rb, "compound {";
|
|
indent_rb {
|
|
if (!$subtype) {
|
|
render_struct_fields($item, $cppvar);
|
|
} else {
|
|
render_bitfield_fields($item);
|
|
}
|
|
};
|
|
push @lines_rb, "}"
|
|
} elsif ($subtype eq 'enum') {
|
|
# declare constants
|
|
render_enum_fields($item);
|
|
# actual field
|
|
render_item_number($item, $cppvar);
|
|
} else {
|
|
print "no render compound $subtype\n";
|
|
}
|
|
}
|
|
|
|
sub render_item_container {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $subtype = $item->getAttribute('ld:subtype');
|
|
my $rbmethod = join('_', split('-', $subtype));
|
|
my $tg = $item->findnodes('child::ld:item')->[0];
|
|
# df-linked-list has no list[0]
|
|
if ($tg and $rbmethod ne 'df_linked_list') {
|
|
my $tglen = get_tglen($tg, $cppvar);
|
|
push @lines_rb, "$rbmethod($tglen) {";
|
|
indent_rb {
|
|
render_item($tg, "${cppvar}[0]");
|
|
};
|
|
push @lines_rb, "}";
|
|
} else {
|
|
push @lines_rb, "$rbmethod";
|
|
}
|
|
}
|
|
|
|
sub render_item_pointer {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $tg = $item->findnodes('child::ld:item')->[0];
|
|
my $tglen = get_tglen($tg, $cppvar);
|
|
push @lines_rb, "pointer($tglen) {";
|
|
indent_rb {
|
|
render_item($tg, "${cppvar}[0]");
|
|
};
|
|
push @lines_rb, "}";
|
|
}
|
|
|
|
sub render_item_staticarray {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $count = $item->getAttribute('count');
|
|
my $tg = $item->findnodes('child::ld:item')->[0];
|
|
my $tglen = get_tglen($tg, $cppvar);
|
|
push @lines_rb, "static_array($count, $tglen) {";
|
|
indent_rb {
|
|
render_item($tg, "${cppvar}[0]");
|
|
};
|
|
push @lines_rb, "}";
|
|
}
|
|
|
|
sub render_item_primitive {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $subtype = $item->getAttribute('ld:subtype');
|
|
if ($subtype eq 'stl-string') {
|
|
push @lines_rb, "stl_string";
|
|
} else {
|
|
print "no render primitive $subtype\n";
|
|
}
|
|
}
|
|
|
|
sub render_item_bytes {
|
|
my ($item, $cppvar) = @_;
|
|
|
|
my $subtype = $item->getAttribute('ld:subtype');
|
|
if ($subtype eq 'padding') {
|
|
} elsif ($subtype eq 'static-string') {
|
|
my $size = $item->getAttribute('size');
|
|
push @lines_rb, "static_string($size)";
|
|
} else {
|
|
print "no render bytes $subtype\n";
|
|
}
|
|
}
|
|
|
|
sub get_offset {
|
|
my ($cppvar, $fname) = @_;
|
|
|
|
# GCC fails with this
|
|
#return query_cpp("offsetof(typeof($cppvar), $fname)");
|
|
return query_cpp("((char*)&$cppvar.$fname - (char*)&$cppvar)");
|
|
}
|
|
|
|
sub get_tglen {
|
|
my ($tg, $cppvar) = @_;
|
|
|
|
if (!$tg) {
|
|
return 'nil';
|
|
}
|
|
|
|
my $meta = $tg->getAttribute('ld:meta');
|
|
if ($meta eq 'number') {
|
|
return $tg->getAttribute('ld:bits')/8;
|
|
} elsif ($meta eq 'pointer') {
|
|
return 4;
|
|
} else {
|
|
return query_cpp("sizeof(${cppvar}[0])");
|
|
}
|
|
}
|
|
|
|
sub query_cpp {
|
|
my ($query) = @_;
|
|
|
|
my $ans = $offsets{$query};
|
|
return $ans if (defined($ans));
|
|
|
|
push @lines_cpp, " fprintf(fout, \"%s = %d\\n\", \"$query\", $query);";
|
|
return "'$query'";
|
|
}
|
|
|
|
|
|
|
|
my $input = $ARGV[0] || '../../library/include/df/codegen.out.xml';
|
|
|
|
# run once with output = 'ruby-autogen.cpp'
|
|
# compile
|
|
# execute, save output to 'ruby-autogen.offsets'
|
|
# re-run this script with output = 'ruby-autogen.rb' and offsetfile = 'ruby-autogen.offsets'
|
|
# delete binary
|
|
# delete offsets
|
|
my $output = $ARGV[1] or die "need output file";
|
|
my $offsetfile = $ARGV[2];
|
|
my $memstruct = $ARGV[3];
|
|
|
|
if ($offsetfile) {
|
|
open OF, "<$offsetfile";
|
|
while (my $line = <OF>) {
|
|
chomp($line);
|
|
my ($key, $val) = split(' = ', $line);
|
|
$offsets{$key} = $val;
|
|
}
|
|
close OF;
|
|
}
|
|
|
|
|
|
my $doc = XML::LibXML->new()->parse_file($input);
|
|
$global_types{$_->getAttribute('type-name')} = $_ foreach $doc->findnodes('/ld:data-definition/ld:global-type');
|
|
|
|
for my $name (sort { $a cmp $b } keys %global_types) {
|
|
my $type = $global_types{$name};
|
|
my $meta = $type->getAttribute('ld:meta');
|
|
my $renderer = $global_type_renderer{$meta};
|
|
if ($renderer) {
|
|
$renderer->($name, $type);
|
|
} else {
|
|
print "no render global type $meta\n";
|
|
}
|
|
}
|
|
|
|
|
|
render_global_objects($doc->findnodes('/ld:data-definition/ld:global-object'));
|
|
|
|
|
|
open FH, ">$output";
|
|
if ($output =~ /\.cpp$/) {
|
|
print FH "#include \"DataDefs.h\"\n";
|
|
print FH "#include \"df/$_.h\"\n" for @include_cpp;
|
|
print FH "#include <stdio.h>\n";
|
|
print FH "static void *moo[1024];\n";
|
|
print FH "$_\n" for @lines_cpp;
|
|
print FH "}\n";
|
|
print FH "int main(int argc, char **argv) {\n";
|
|
print FH " FILE *fout;\n";
|
|
print FH " if (argc < 2) return 1;\n";
|
|
# sometimes gcc will generate accesses to the structures at 0 just for a sizeof/offsetof, this works around the segfaults...
|
|
print FH " for (int i=0 ; i<1024 ; i++) moo[i] = &moo;\n";
|
|
print FH " fout = fopen(argv[1], \"w\");\n";
|
|
print FH " cpp_$_(fout);\n" for @include_cpp;
|
|
print FH " fclose(fout);\n";
|
|
print FH " return 0;\n";
|
|
print FH "}\n";
|
|
|
|
} else {
|
|
print FH "module DFHack\n";
|
|
print FH "module MemHack\n";
|
|
if ($memstruct) {
|
|
open MH, "<$memstruct";
|
|
print FH "$_" while(<MH>);
|
|
close MH;
|
|
}
|
|
print FH "$_\n" for @lines_rb;
|
|
print FH "end\n";
|
|
print FH "end\n";
|
|
}
|
|
close FH;
|