pokeemerald/.travis/calcrom/calcrom.pl
2018-12-29 11:59:39 -05:00

47 lines
1.2 KiB
Perl
Executable File

#!/usr/bin/perl
(@ARGV == 1)
or die "ERROR: no map file specified.\n";
open(my $file, $ARGV[0])
or die "ERROR: could not open file '$ARGV[0]'.\n";
my $src = 0;
my $asm = 0;
my $undocumented = 0;
while (my $line = <$file>)
{
if ($line =~ /^ \.(\w+)\s+0x[0-9a-f]+\s+(0x[0-9a-f]+) (\w+)\/.+\.o/)
{
my $section = $1;
my $size = hex($2);
my $dir = $3;
if ($section =~ /text/)
{
if ($dir eq 'src')
{
$src += $size;
}
elsif ($dir eq 'asm')
{
$asm += $size;
}
}
}
if($line =~ /^\s+0x([0-9A-f]+)\s+[A-z_]+([0-9A-f]+)/) {
my $thing1 = sprintf("%08X", hex($1));
my $thing2 = sprintf("%08X", hex($2));
if($thing1 eq $thing2) {
$undocumented += 1;
}
}
}
my $total = $src + $asm;
my $srcPct = sprintf("%.4f", 100 * $src / $total);
my $asmPct = sprintf("%.4f", 100 * $asm / $total);
print "$total total bytes of code\n";
print "$src bytes of code in src ($srcPct%)\n";
print "$asm bytes of code in asm ($asmPct%)\n";
print "$undocumented global symbols undocumented\n";