cust21/mergeBinlib.tcl

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###############################################################################
# Copyright (c) 2013-2024 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
#       Merge all given binlibs into one ZDB.
###############################################################################


##
# Specify a list with the names of supply ports.
#
set supplyPortNames {
    "VDD"
    "GND"
}


##
# Get the name of the executable and check if running in a *Vision binary.
#
set exe    [info nameofexecutable]
set vision [string match -nocase "*vision*" $exe]

##
# Check the number of arguments for this script.
#
if {$argc != 2} {
    set script [info script]
    set expected $script
    if {$vision} {
        set expected "-userware3 $script"
    }
    append expected " <FILE_WITH_LIST_OF_BINLIBS> <MERGED_BINLIB>"
    error "Wrong # of args.\nUsage: $exe $expected"
    if {$vision} {
        gui quit 1
    }
}


##
# Get the input file with the list of Liberty files and the corresponding
# binlib.
#
set inFile [lindex $argv 0]
set merged [lindex $argv 1]


# -----------------------------------------------------------------------------
# _removeSupplyPorts - Remove '$db load port' commands for VCC, GND etc.
# -----------------------------------------------------------------------------
#
proc _removeSupplyPorts {tclFile} {
    global supplyPortNames

    set in  [open $tclFile "r"]
    set out [open $tclFile.tmp "w"]
    while {![eof $in]} {
        set line [gets $in]

        ##
        # Check if this 'load port' line should be skipped.
        #
        set skipPort 0
        foreach portName $supplyPortNames {
            if {[string match "*db load port $portName *" $line]} {
                set skipPort 1
            }
        }
        if {$skipPort} {
            continue
        }

        ##
        # Write out the line.
        #
        puts $out $line
    }
    close $in
    close $out

    ##
    # Replace the original file with the tmp file.
    #
    file delete -force -- $tclFile
    file rename -force -- $tclFile.tmp $tclFile
}


##
# Open the given file with the list of input Liberty files and
# merge all binlibs into one.
#
set db [zdb new]
set in [open $inFile "r"]
while {![eof $in]} {
    ##
    # Get each line in the input file and skip empty lines.
    #
    set line [gets $in]
    if {[string trim $line] == ""} {
        continue
    }

    ##
    # Index '0' is the name of the binlib. Open this binlib in readonly mode.
    #
    set binlib [lindex $line 0]
    set lib [zdb open $binlib]

    ##
    # Save the contents of this binlib as a Tcl database.
    #
    set tcllib [file rootname $binlib].tcl
    $lib write tcl $tcllib

    ##
    # Call a procedure to remove supply ports.
    #
    _removeSupplyPorts $tcllib

    ##
    # Read the Tcl database of the binlib into the merged database. This can
    # fail (e.g. a cell already exists).
    #
    if {[catch {source $tcllib} msg]} {
        puts "Cannor merge :\n$msg"
    }

    ##
    # Delete the tmp file and close the binlib.
    #
    file delete -force -- $tcllib
    $lib close
}
close $in


##
# Validate, save and close the merged binlib.
#
$db validate
$db save $merged
$db close


##
# If running in *Vision then quit the GUI.
#
if {$vision} {
    gui quit
}