407 lines
11 KiB
Tcl
407 lines
11 KiB
Tcl
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##############################################################################
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# Define some global variables
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##############################################################################
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if {![info exists HDL_LIBRARIES]} {
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set HDL_LIBRARIES ()
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}
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set HDL_TARGET "default_target"
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set HDL_PATH [pwd]
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set HDL_WORK "work"
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# Uncomment the following line to generate a log file for debug
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#set HDL_LOG [open "hdl_common.log" "w"]
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##############################################################################
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# Some utilities
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##############################################################################
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# Extract first element from a list (for argument processing)
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proc extract_first {list_name {option ""}} {
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upvar $list_name mylist
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if {[string length $option]>0 && [llength $mylist]==0} {
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error "Missing argument for option $option"
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}
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set first [lindex $mylist 0]
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if {[string length $option]>0 && [string match "-*" $first]} {
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error "Missing argument for option $option"
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}
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set mylist [lrange $mylist 1 end]
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return $first
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}
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# Clean-up file path
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proc clean_path {f} {
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# Add trailing /
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set f "$f/"
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# Remove double / (excepted leading)
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while {[regsub {(.)//} $f "\1/" f]} {}
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# Remove .
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while {[regsub {/\./} $f "/" f]} {}
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# Remove ..
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while {[regsub {/[^/.]+/\.\./} $f "/" f]} {}
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# Remove trailing /
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regsub {/$} $f "" f
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return $f
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}
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# Translate relative paths to absolute paths
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proc get_full_path {files} {
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global HDL_PATH
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set r {}
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# For DOS paths, replace \ by /
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regsub -all {\\} $files "/" files
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foreach f $files {
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hdl_debug " $f"
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# Append file path
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if {[string match "/*" $f] || [string match "?:/*" $f]} {
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# Path is an absolute path
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hdl_warning "Using absolute path $f"
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} else {
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# Path is a relative path
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set f [clean_path $HDL_PATH/$f]
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}
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hdl_debug " => $f"
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lappend r $f
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# Check access to file
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if {![file readable $f]} {
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error "Cannot read file $f"
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}
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}
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return $r
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}
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# Check if value match any pattern in the list
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proc match_list {mlist value} {
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set match 0
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foreach m $mlist {
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if [string match $m $value] {
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set match 1
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}
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}
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return $match
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}
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proc get_lib_path {} {
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if [file isdirectory "/cad/trash"] {
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set libs "/cad/trash[pwd]/libs"
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} elseif [file isdirectory "e:/trash"] {
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set libs [pwd]
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# Replace D:/ by D/ for local drive
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regsub ":" $libs "" libs
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# Remove leading // for network drive
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regsub "//" $libs "" libs
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set libs "e:/trash/$libs"
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} else {
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# No "trash" directory on this machine => work locally
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set libs "./libs"
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}
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file mkdir $libs
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return $libs
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}
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##############################################################################
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# Procedures to display messages
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##############################################################################
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# Write message to log file if logging enabled
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proc hdl_log { msg } {
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global HDL_LOG
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if [info exists HDL_LOG] {
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puts $HDL_LOG $msg
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flush $HDL_LOG
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}
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return
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}
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# Debug messages are sent only to log file
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proc hdl_debug { msg } {
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hdl_log "hdl_common - Debug: $msg"
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return
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}
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# According to the tool, "puts" or "echo" should be used
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# HDL_PUTS variable is used for this purpose
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# All message are also sent to log file
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proc hdl_puts { msg } {
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global HDL_PUTS
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$HDL_PUTS $msg
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hdl_log $msg
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return
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}
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proc hdl_note { msg } {
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hdl_puts "hdl_common - Note: $msg"
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return
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}
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proc hdl_warning { msg } {
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hdl_puts "hdl_common - Warning: $msg"
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return
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}
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proc hdl_message { args } {
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global HDL_MSG_FORMAT
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hdl_puts [format $HDL_MSG_FORMAT [join $args " "]]
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return
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}
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##############################################################################
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# Procedures for compilation scripts
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##############################################################################
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# Compile source files
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proc hdl_compile { args } {
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global HDL_TOOLTYPE HDL_TOOLNAME HDL_TARGET HDL_LIBRARIES HDL_WORK
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# Default values
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set format ""
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set version "93"
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set files {}
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set incdirs {}
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set only_for {}
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set not_for {}
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set toolname {}
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set tooltype "*"
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set library $HDL_WORK
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set define {}
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set behavioral 0
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# Decode arguments
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while {[llength $args]} {
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set arg [extract_first args]
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switch -glob -- $arg {
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"-f" {
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set format [extract_first args "-f"]
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}
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"-v" {
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set version [extract_first args "-version"]
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}
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"-only_for" {
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set only_for [concat $only_for [extract_first args "-only_for"]]
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}
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"-not_for" {
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set not_for [concat $not_for [extract_first args "-not_for"]]
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}
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"-sim" {
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set tooltype "SIMULATION"
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set behavioral 1
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}
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"-syn" {
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set tooltype "SYNTHESIS"
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set behavioral 0
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}
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"-tool" {
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set toolname [concat $toolname [extract_first args "-tool"]]
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}
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"-incdir" {
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set incdirs [concat $incdirs [extract_first args "-incdir"]]
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}
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"-lib" {
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set library [extract_first args "-lib"]
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if {[string match "work" $library]} {
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hdl_warning "Specifying '-lib work' is useless"
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}
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}
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"-define" {
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set define [concat $define [extract_first args "-define"]]
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}
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"-*" {
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error "Unsupported argument $arg"
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}
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default {
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set files [concat $files $arg]
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}
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}
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}
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# Check arguments
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if {![llength $files]} {
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error "No file to compile"
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}
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# If no "-only_for" option given, use file for any target
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if {[llength $only_for]==0} {
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set only_for {*}
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}
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# If no "-tool" option given, use file for any tool
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if {[llength $toolname]==0} {
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set toolname {*}
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}
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# Check if compilation is required
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if {[match_list $only_for $HDL_TARGET] && ![match_list $not_for $HDL_TARGET] &&
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[string match $tooltype $HDL_TOOLTYPE] && [match_list $toolname $HDL_TOOLNAME]} {
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# Create library if needed
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if {[lsearch -exact $HDL_LIBRARIES $library]<0} {
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hdl_note "Creating library $library"
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lappend HDL_LIBRARIES $library
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hdl_tool_library $library
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}
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# Compile files
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foreach f $files {
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# Warning if dummy file is used
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if {[string match "*dummy*" [string tolower $f]]} {
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hdl_note "Using [file tail $f]"
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}
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# Determine format
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if {![llength $format]} {
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if {[string match "*.vh?*" $f]} {
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set format "vhdl"
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} elseif {[string match "*.v*" $f]} {
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set format "verilog"
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set version "sv"
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} elseif {[string match "*.sv" $f]} {
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set format "verilog"
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set version "sv"
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}
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}
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}
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hdl_tool_compile $format $version [get_full_path $incdirs] $library $define [get_full_path $files] $behavioral
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}
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return
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}
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# Change directory
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proc hdl_cd { path } {
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global HDL_PATH
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set HDL_PATH [get_full_path $path]
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hdl_debug "New path is $HDL_PATH"
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return
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}
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# Execute script
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proc hdl_source { args } {
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global HDL_PATH HDL_TARGET HDL_WORK HDL_TOOLTYPE HDL_TOOLNAME
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# Save original values
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set save_path $HDL_PATH
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set save_target $HDL_TARGET
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set save_work $HDL_WORK
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# Default value
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set files {}
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set toolname {}
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set tooltype "*"
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set only_for {}
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set not_for {}
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# Process options
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while {[llength $args]} {
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set arg [extract_first args]
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switch -glob -- $arg {
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"-lib" {
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set HDL_WORK [extract_first args "-lib"]
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if {[string match "work" $HDL_WORK]} {
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hdl_warning "Specifying '-lib work' is useless"
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}
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}
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"-target" {
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set HDL_TARGET [extract_first args "-target"]
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}
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"-sim" {
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set tooltype "SIMULATION"
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set behavioral 1
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}
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"-syn" {
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set tooltype "SYNTHESIS"
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set behavioral 0
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}
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"-tool" {
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set toolname [concat $toolname [extract_first args "-tool"]]
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}
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"-only_for" {
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set only_for [concat $only_for [extract_first args "-only_for"]]
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}
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"-not_for" {
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set not_for [concat $not_for [extract_first args "-not_for"]]
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}
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"-*" {
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error "Unsupported argument $arg"
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}
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default {
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set files [concat $files $arg]
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}
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}
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}
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# Check arguments
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if {![llength $files]} {
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error "No script specified"
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}
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# If no "-only_for" option given, use file for any target
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if {[llength $only_for]==0} {
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set only_for {*}
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}
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# If no "-tool" option given, use file for any tool
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if {[llength $toolname]==0} {
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set toolname {*}
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}
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# Check if compilation is required
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if {[match_list $only_for $HDL_TARGET] && ![match_list $not_for $HDL_TARGET] &&
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[string match $tooltype $HDL_TOOLTYPE] && [match_list $toolname $HDL_TOOLNAME]} {
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# Source scripts
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foreach script $files {
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# Change directory to script location
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hdl_cd [file dirname $script]
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# Execute script
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set script [get_full_path [file tail $script]]
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hdl_note "Source $script ($HDL_TARGET)"
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uplevel source $script
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# Restore original path
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set HDL_PATH $save_path
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hdl_debug "Back to directory $HDL_PATH"
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}
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}
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# Restore original values
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set HDL_TARGET $save_target
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set HDL_WORK $save_work
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#puts "Back to $HDL_PATH"
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return
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}
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# Specify target
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proc hdl_set_target { args } {
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global HDL_TARGET env
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# Default values
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set use_env 0
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set default ""
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set target ""
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# Decode arguments
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while {[llength $args]} {
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set arg [extract_first args]
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switch -glob -- $arg {
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"-env" {
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set use_env 1
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}
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"-default" {
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set default [extract_first args "-default"]
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}
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"-*" {
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error "Unsupported argument $arg"
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}
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default {
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set target $arg
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}
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}
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}
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# Check arguments
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if {[llength $target]} {
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set HDL_TARGET $target
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hdl_note "Using target $HDL_TARGET"
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} elseif {$use_env} {
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if {[info exists env(HDL_TARGET)]} {
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set HDL_TARGET $env(HDL_TARGET)
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hdl_note "Using target $HDL_TARGET (from environment variable HDL_TARGET)"
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} elseif {[llength $default]} {
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set HDL_TARGET $default
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hdl_note "Using default target $HDL_TARGET (environment variable HDL_TARGET not defined)"
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} else {
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error "No environment variable defined and no default target"
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}
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} else {
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error "Missing argument"
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}
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return
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}
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##############################################################################
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# clock is an invalid command name for Synplify at least until version 2010.09
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# hdl_debug [clock format [clock seconds]]
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