nasm/misc/fmtinsns.pl
H. Peter Anvin 7065309739 Formatting: kill off "stealth whitespace"
"Stealth whitespace" makes it harder to read diffs, and just generally
cause unwanted weirdness.  Do a source-wide pass to get rid of it.
2007-10-19 14:42:29 -07:00

32 lines
569 B
Perl
Executable File

#!/usr/bin/perl
#
# Re-align the columns in insns.dat
#
@cols = (0, 16, 40, 72);
while ($line = <STDIN>) {
chomp $line;
if ($line !~ /^\s*(\;.*|)$/) {
($ln = $line) =~ s/\s+$//;
@fields = split(/\s+/, $line);
if (scalar(@fields) == 4) {
$c = 0;
$line = '';
for ($i = 0; $i < scalar(@fields); $i++) {
if ($i > 0 && $c >= $cols[$i]) {
$line .= ' ';
$c++;
}
while ($c < $cols[$i]) {
$line .= "\t";
$c = ($c+8) & ~7;
}
$line .= $fields[$i];
$c += length($fields[$i]);
}
}
}
print $line, "\n";
}