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# 
# OpenSPARC T2 Processor File: uniquify_module,1.0
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# it under the terms of the GNU General Public License as published by
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# GNU General Public License for more details.
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#! /usr/bin/perl 

sub Help;

MAIN:
  {
  #// Help
  if($#ARGV==-1){Help;exit(-1);}

 $netlist ;
 $top = "spc";


 for(my $i=0;$i<$#ARGV+1;$i++)
    {
    if($ARGV[$i] eq "-netlist")
      {
      if($i==$#ARGV){printf ("  Missing value for: %s\n",$ARGV[$i]);exit(-1);}
      $netlist=$ARGV[$i+1];
      $i++;
      }
    elsif($ARGV[$i] eq "-top")
      {
      if($i==$#ARGV){printf("  Missing value for: %s\n",$ARGV[$i]);exit(-1);}
      $top=$ARGV[$i+1];
      $i++;
      }
    elsif($ARGV[$i] eq "-h")
      {
      Help;
      exit(-1);
      }

    else
      {
      printf("  Invalid argument: %s\n",$ARGV[$i]);
      exit(-1);
      }
    }



system("mv $netlist $netlist.org");

open(f1,"<$netlist.org");
open(f2,">$netlist") ;

@arr = <f1> ;
%modh = ();

foreach $elem (@arr) {

$_ = $elem ;
if(/^module/) {
($jnk,$modl,$jnk2) = split (/ /) ;

if($modl ne $top) {
$modh{$modl} = 1 ;
  }
}
else {
 }

}

foreach $elem (@arr) {
$_ = $elem ;

if(/^module/ ) {
($jnk,$name,$jnk2) = split (/ /) ;
if($modh{$name} == 1) {
$nname = "$top"."_syn_"."$name";
s/$name/$nname/ ;
print f2 ;
}
else { print f2 ; }
}
elsif(/  .* \(/) {
s/^  //;
($name,$jnk2) = split (/ /) ;
if($modh{$name} == 1) {
$nname = "$top"."_syn_"."$name";
s/$name/$nname/ ;
print f2 ;
}
else {
print f2 ;
}
}
else {
print f2 ;
}

}

close (f2);
close (f1) ;
 exit(0);
}


sub Help
{
    printf("uniquify_module \n");
    printf("----------\n");
    printf("Utility  to uniqfy the module names in gate level netlist \n");
    printf("   -netlist  <path to netlist>              : required, netlist files\n");
    printf("   -top <module>                            : required, top module \n");
    printf("   -h                                       : optional, help\n");
}