mirror of
https://github.com/freebsd/freebsd-src.git
synced 2024-12-03 19:08:58 +00:00
5e5da2da5d
Useful to find the failed NCR instruction ...
32 lines
562 B
Perl
Executable File
32 lines
562 B
Perl
Executable File
#!/usr/local/bin/perl
|
|
|
|
$errpos = hex($ARGV[0])/4;
|
|
$ofs=0;
|
|
|
|
open (INPUT, "cc -E ncr.c 2>/dev/null |");
|
|
|
|
while ($_ = <INPUT>)
|
|
{
|
|
last if /^struct script \{/;
|
|
}
|
|
|
|
while ($_ = <INPUT>)
|
|
{
|
|
last if /^\}\;/;
|
|
($label, $size) = /ncrcmd\s+(\S+)\s+\[([^]]+)/;
|
|
$size = eval($size);
|
|
if ($label) {
|
|
if ($errpos) {
|
|
if ($ofs + $size > $errpos) {
|
|
printf ("%4x: %s\n", $ofs * 4, $label);
|
|
printf ("%4x: %s + %d\n", $errpos * 4, $label, $errpos - $ofs);
|
|
last;
|
|
}
|
|
$ofs += $size;
|
|
} else {
|
|
printf ("%4x: %s\n", $ofs * 4, $label);
|
|
}
|
|
}
|
|
}
|
|
|