__msr2f6:       data8 0b00000000000000000000000000_1_0_0000000000000010101_00000000000000000

##</code><code>##

$line =~ s/^(__msr2f6:\s+data8 0b[01]+_)[01]_[01](_[01]+_[01]+)/$10_0$2/;

##</code><code>##

Use of uninitialized value in concatenation (.) at myscript.pl line 33, <FILE> line 915.

##</code><code>##

$line =~ s/^(__msr2f6:\s+data8 0b[01]+)_[01]_[01]_([01]+_[01]+)/$1_0_0_$2/;

##</code><code>##


$line =~ s/^(__msr2f6:\s+data8 0b[01]+_)[01]_[01](_[01]+_[01]+)/$1."0_0".$2/e;