120 lines
1.7 KiB
Perl
120 lines
1.7 KiB
Perl
#use Fatal qw(open close rename chmod unlink);
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open DESC, 'regcomp.sym';
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$ind = 0;
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while (<DESC>) {
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next if /^\s*($|\#)/;
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$ind++;
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chomp;
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($name[$ind], $desc, $rest[$ind]) = split /\t+/, $_, 3;
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($type[$ind], $code[$ind], $args[$ind], $longj[$ind])
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= split /[,\s]\s*/, $desc, 4;
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}
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close DESC;
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$tot = $ind;
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$tmp_h = 'tmp_reg.h';
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unlink $tmp_h if -f $tmp_h;
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open OUT, ">$tmp_h";
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print OUT <<EOP;
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/* !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
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This file is built by regcomp.pl from regcomp.sym.
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Any changes made here will be lost!
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*/
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EOP
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$ind = 0;
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while (++$ind <= $tot) {
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$oind = $ind - 1;
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$hind = sprintf "%#4x", $oind;
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print OUT <<EOP;
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#define $name[$ind] $oind /* $hind $rest[$ind] */
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EOP
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}
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print OUT <<EOP;
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#ifndef DOINIT
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EXTCONST U8 PL_regkind[];
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#else
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EXTCONST U8 PL_regkind[] = {
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EOP
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$ind = 0;
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while (++$ind <= $tot) {
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print OUT <<EOP;
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$type[$ind], /* $name[$ind] */
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EOP
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}
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print OUT <<EOP;
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};
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#endif
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#ifdef REG_COMP_C
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const static U8 regarglen[] = {
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EOP
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$ind = 0;
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while (++$ind <= $tot) {
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$size = 0;
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$size = "EXTRA_SIZE(struct regnode_$args[$ind])" if $args[$ind];
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print OUT <<EOP;
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$size, /* $name[$ind] */
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EOP
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}
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print OUT <<EOP;
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};
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const static char reg_off_by_arg[] = {
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EOP
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$ind = 0;
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while (++$ind <= $tot) {
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$size = $longj[$ind] || 0;
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print OUT <<EOP;
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$size, /* $name[$ind] */
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EOP
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}
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print OUT <<EOP;
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};
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#ifdef DEBUGGING
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const static char * const reg_name[] = {
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EOP
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$ind = 0;
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while (++$ind <= $tot) {
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$hind = sprintf "%#4x", $ind-1;
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$size = $longj[$ind] || 0;
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print OUT <<EOP;
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"$name[$ind]", /* $hind */
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EOP
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}
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print OUT <<EOP;
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};
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const static int reg_num = $tot;
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#endif /* DEBUGGING */
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#endif /* REG_COMP_C */
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EOP
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close OUT;
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chmod 0666, 'regnodes.h';
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unlink 'regnodes.h';
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rename $tmp_h, 'regnodes.h';
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