File Coverage

blib/lib/Verilog/SigParser.pm

Criterion	Covered	Total	%
statement	105	117	89.7
branch	6	12	50.0
condition			n/a
subroutine	34	36	94.4
pod	29	30	96.6
total	174	195	89.2

# Verilog::SigParser.pm -- Verilog signal parsing
# See copyright, etc in below POD section.
######################################################################

package Verilog::SigParser;
require 5.000;

use strict;
use vars qw($VERSION $Debug);
use Carp;
use Verilog::Parser;
use base qw(Verilog::Parser);

######################################################################
#### Configuration Section

$VERSION = '3.480';

our @_Callback_Names = qw(
  attribute
  class
  contassign
  covergroup
  defparam
  endcell
  endclass
  endgroup
  endinterface
  endmodport
  endmodule
  endpackage
  endprogram
  endtaskfunc
  function
  import
  instant
  interface
  modport
  module
  package
  parampin
  pin
  pinselects
  port
  program
  task
  var
  );

#######################################################################

# parse, parse_file, etc are inherited from Verilog::Parser
sub new {
    my $class = shift;

    my $self = $class->SUPER::new(_sigparser => 1,
				  use_unreadback => 0,
				  use_protected => 0,
				  use_pinselects => 0,
				  @_);
    bless $self, $class;
    $self->debug($Debug) if $Debug;
    $self->{metacomment} = {} unless defined $self->{metacomment};
    return $self;
}

sub metacomment {
    my $self = shift;
    return $self->{metacomment};
}

#######################################################################
# Accessors

sub callback_names {
    my @out = sort @_Callback_Names;
    return @out;
}

#######################################################################
# Parser callbacks - backward compatibility

sub comment {
    my $self = shift;
    my $text = shift;	# Includes comment delimiters
    if ($text =~ m!^(/.)\s* ([\$A-Za-z]\w*)\s+ (\w+) !x) {
	my ($delim, $category, $name) = ($1, $2, $3);
	if ($self->{metacomment}->{$category}) {
	    print "GotaMeta $category $name\n"    if ($Debug);
	    if ($delim eq "/*") { $text =~ s!\s*\*/$!!; }
	    else { $text =~ s!\s+$!!; }
	    $text =~ s!^/.\s*!!;
	    $self->attribute( $text );
	}
    }
    $self->SUPER::comment($text);
}

#######################################################################
# Null callbacks

# The my's aren't needed since we do nothing, but are useful if the
# user copies them from here to their program.

sub contassign {
    my $self = shift;
    my $lhs = shift;
    my $rhs = shift;
}

sub class {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
    my $virtual = shift;
}

sub covergroup {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
}

sub defparam {
    my $self = shift;
    my $lhs = shift;
    my $rhs = shift;
}

sub endclass {
    my $self = shift;
}

sub endcell {
    my $self = shift;
}

sub endgroup {
    my $self = shift;
}

sub endinterface {
    my $self = shift;
}

sub endmodport {
    my $self = shift;
}

sub endtaskfunc {
    my $self = shift;
}

sub endmodule {
    my $self = shift;
}

sub endpackage {
    my $self = shift;
}

sub endprogram {
    my $self = shift;
}

sub function {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
    my $data_type = shift;
}

sub import {
    my $self = shift;
    my $module = shift;
    my $name = shift;
}

sub instant {
    my $self = shift;
    my $module = shift;
    my $cell = shift;
    my $range = shift;
}

sub interface {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
}

sub modport {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
}

sub module {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
    shift;  # Ignored
    my $in_celldefine = shift;
}

sub pin {
    my $self = shift;
    my $name = shift;
    my $conn = shift;
    my $number = shift;
}

sub pinselects {
    my $self = shift;
    my $name = shift;
    my $conns = shift;
    my $number = shift;
}

sub package {
    my $self = shift;
    my $kwd = shift;
    my $name = shift;
}

sub parampin {
    my $self = shift;
    my $name = shift;
    my $conn = shift;
    my $number = shift;
}

sub port {
    my $self = shift;
    my $name = shift;
    my $objof = shift;
    my $direction = shift;
    my $data_type = shift;
    my $array = shift;
    my $pinnum = shift;
}

sub program {
    my $self = shift;
    my $kwd = shift;
    my $name = shift;
}

sub task {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
}

sub var {
    my $self = shift;
    my $keyword = shift;
    my $name = shift;
    my $objof = shift;
    my $net_type = shift;
    my $data_type = shift;
    my $array = shift;
    my $value = shift;
}

######################################################################
### Package return
1;
__END__