litex/sim/hdl_common/hdl_modelsim.tcl

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# Set the option CHECK_SYNTHESIS to 1 if you want to have -check_synthesis in simulation. For now
# tools like Modelsim generate too many false positives so it is disabled by default:
set CHECK_SYNTHESIS 0
set NO_DEBUG 0
set HDL_TOOLTYPE SIMULATION
set HDL_TOOLNAME modelsim
set HDL_PUTS echo
set HDL_MSG_FORMAT "********** %s **********"
# Return the directory containing library lib
proc getvmap {lib} {
if {[catch {vmap $lib} result]} {
# Library does not exist yet => default directory
return $lib
}
set dir ""
# Get directory returned by vmap
regexp { maps to directory (.*)\.$} $result match dir
return $dir
}
proc hdl_tool_library {lib} {
set lib [string tolower $lib]
# Delete library
set path [getvmap $lib]
if {[file isdirectory $path]} {
catch {
vdel -lib $path -all
}
}
# Create library
set path [get_lib_path]/$lib
vlib $path
vmap $lib $path
}
proc hdl_tool_compile {format version incdirs library define files behavioral} {
global CHECK_SYNTHESIS
global NO_DEBUG
switch $format {
"vhdl" {
set command vcom
if { $version == 87 } {
lappend command -87
} elseif { $version == 93 } {
lappend command -93
}
# More strict for synthesizable modules
if { ! $behavioral && $CHECK_SYNTHESIS } {
lappend command -check_synthesis
}
}
"verilog" {
set command vlog
if {$version == "sv"} {
lappend command -sv
}
lappend command -timescale "1ns/1ns"
foreach d $define {
lappend command +define+$d
}
foreach i $incdirs {
lappend command +incdir+$i
}
}
}
if {$NO_DEBUG} {
lappend command -nodebug
}
lappend command -work [string tolower $library]
lappend command -quiet
foreach f $files {
lappend command $f
}
puts -nonewline [eval $command]
return
}