cust26/signal_to_netlist.tcl

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###############################################################################
# Copyright (c) 2016-2024 by Altair Engineering, Inc.
# All rights reserved.
#
# Altair Engineering, Inc. makes this software available as part of the Vision
# tool platform.  As long as you are a licensee of the Vision tool platform
# you may make copies of the software and modify it to be used within the
# Vision tool platform, but you must include all of this notice on any copy.
# Redistribution without written permission to any third party, with or
# without modification, is not permitted.
# Altair Engineering, Inc. does not warrant that this software is error free
# or fit for any purpose.  Altair Engineering, Inc. disclaims any liability for
# all claims, expenses, losses, damages and costs any user may incur as a
# result of using, copying or modifying the software.
# =============================================================================
#   @script
#       Load Signal File List
###############################################################################


# -----------------------------------------------------------------------------
# _readSignalListFile -
# -----------------------------------------------------------------------------
#
proc _readSignalListFile {{fname ""} {db {}}} {
    ##
    # First check if a database is available (netlist is loaded).
    #
    set db [gui database get]
    if {$db == {}} {
        zmessage print ERR "No database loaded."
        return
    }

    ##
    # If the given file name is empty then show an open file dialog to browse
    # for an input file.
    #
    if {$fname == ""} {
        set ftype {{"Signal List File" ".list"}}
        set fname [gui window fileDialog openFile \
            "Open a Signal List File" $ftype]
    }

    ##
    # Get the top level module.
    #
    set top [$db get_top_design]

    ##
    # Return from this procedure if the file name is still empty.
    #
    if {$fname == ""} {
        return
    }

    ##
    # Open the signal list file for reading.
    #
    set in [open $fname rb]

    ##
    # Read the signal list file line by line.
    #
    set signalList {}
    while {![eof $in]} {
        ##
        # Get the next line.
        #
        set line [string trim [gets $in]]

        ##
        # Skip comments.
        #
        if {[string index $line 0] == "*"} {
            continue
        }

        ##
        # Get the name from the file
        #
        set nodeName [lindex $line 1]

        ##
        # Get the node OID for this named signal.
        #
        set resList {}
        if {[string first "*" $nodeName] < 0} {
            set node [$db get_net -hiersep . $nodeName]

            ##
            # Continue if no node name matches.
            #
            if {[$db oid isnull $node]} {
                continue
            }

            ##
            # Convert this node into a signal OID.
            #
            set signal [$db oid convertTo signal $node]
            lappend resList $signal
        } else {
            $db flat foreach signal $top signal {
                if {[string match $nodeName [$db oid oname $signal]]} {
                    lappend resList $signal
                }
            }
        }

        ##
        # Add the signal to the result list.
        #
        foreach signal $resList {
            lappend signalList $signal
        }

        ##
        # Highlight the signal.
        #
        foreach signal $resList {
            $db flat foreach net $signal net {$db flathilight $net set 1}
        }
    }

    ##
    # Close the input file.
    #
    close $in

    gui cone load $signalList
    gui window show Cone
    gui highlight changed
}


# =============================================================================
# Add a new main menu entry 'Debug' to access the procedure of this script.
# =============================================================================
#
gui menu command {"Debug" "Load Signal List File"} {_readSignalListFile}


# =============================================================================
# If this script was loaded using -userware2 then the given argument specifies
# the name of the voltage file.  In this case register the '_readSignalListFile'
# procedure to be executed as soon as the database is available (netlist read).
# =============================================================================
#
if {$argc == 1} {
    gui database registerChangedCallback "_readSignalListFile [lindex $argv 0]"
}