mirror of
https://github.com/c0de-archive/hacktoberfest-2018.git
synced 2024-12-22 21:22:40 +00:00
84 lines
2.5 KiB
Perl
84 lines
2.5 KiB
Perl
|
#!/usr/bin/perl -w
|
||
|
|
use strict;
|
||
|
|
use warnings;
|
||
|
|
|
||
|
|
############################################################
|
||
|
|
### Usage: simcache.pl n_blocks n_blocksPerSet(associativity) n_wordsPerBlock TracerFile
|
||
|
|
### ex : simcache.pl 128 1 4 trace1.txt
|
||
|
|
### output: n_access n_missRate n_substitutions
|
||
|
|
### ex : 300 20 35
|
||
|
|
###
|
||
|
|
### Celso A. Uliana Junior - Aug 2016
|
||
|
|
############################################################
|
||
|
|
|
||
|
|
die "Usage: simcache.pl n_blocks n_blocksPerSet(associativity) n_wordsPerBlock TracerFile\n " if ( @ARGV != 4 );
|
||
|
|
|
||
|
|
|
||
|
|
my $n_set = ( my $blocks = shift) / ( my $assoc = shift);
|
||
|
|
my $n_words = shift;
|
||
|
|
my $tracerfile = shift;
|
||
|
|
my %cs;
|
||
|
|
my $i = 0, my $j = 0;
|
||
|
|
my $n_access, my $n_miss, my $n_substitutions, my $n_missRate;
|
||
|
|
my $n_log_words = log($n_words)/log(2);
|
||
|
|
|
||
|
|
############################################################
|
||
|
|
# If tracerfile is not .txt adds .txt to the string
|
||
|
|
############################################################
|
||
|
|
|
||
|
|
if($tracerfile !~ /^\w+\.(doc|txt)$/){
|
||
|
|
$tracerfile = $tracerfile . ".txt";
|
||
|
|
}
|
||
|
|
|
||
|
|
############################################################
|
||
|
|
# Reading tracer file
|
||
|
|
############################################################
|
||
|
|
|
||
|
|
open TRC , "$tracerfile" or die "Couldn't open the file $tracerfile\n" ;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
my $test = 0 ;
|
||
|
|
my $test2 = 0 ;
|
||
|
|
my $test3 = 0 ;
|
||
|
|
|
||
|
|
my $hit = 0 ;
|
||
|
|
while( <TRC> ){
|
||
|
|
chomp ;
|
||
|
|
if( $n_set == $blocks ){
|
||
|
|
if( $cs{int(($_ / 4) % $n_set)}[0] ){
|
||
|
|
$test = int(($_ / 4) % $n_set);
|
||
|
|
$test2 = int( ($_ / 4) / $n_set );
|
||
|
|
$test3 = $cs{int(($_ / 4) % $n_set)}[2] ;
|
||
|
|
print "indice = $test // tag esperada = $test2 // tag no hash = $test3 \n";
|
||
|
|
if( $cs{int(($_ / 4) % $n_set)}[2] != int( ($_ / 4) / $n_set ) ){
|
||
|
|
$n_miss++;
|
||
|
|
$n_substitutions++;
|
||
|
|
$cs{(int($_ / 4) % $n_set)}[2] = int( ($_ / 4) / $n_set );
|
||
|
|
}
|
||
|
|
else{
|
||
|
|
$hit++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else{
|
||
|
|
$cs{int(($_ / 4) % $n_set)}[0] = 1;
|
||
|
|
$n_miss++ ;
|
||
|
|
$cs{int(($_ / 4) % $n_set)}[2] = int( ($_ / 4) / $n_set);
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$n_access++;
|
||
|
|
}
|
||
|
|
|
||
|
|
print "hits = $hit // misses = $n_miss\n";
|
||
|
|
close TRC;
|
||
|
|
|
||
|
|
############################################################
|
||
|
|
# Print the n_acess n_missrate n_substitutions
|
||
|
|
############################################################
|
||
|
|
|
||
|
|
printf ("%d %d %d \n", $n_access, (($n_miss / $n_access) * 100), $n_substitutions);
|
||
|
|
|
||
|
|
exit(0);
|
||
|
|
############################################################
|