Add Xcelium support
vsim -c <sim_opts> -sv_seed <seed> <cov_opts> -do <cwd>/riviera_sim.tcl
cov_opts: >
-acdb_file <out>/cov.acdb
+
+- tool: xlm
+ compile:
+ cmd:
+ - "xrun -64bit -access +rwc -f <cwd>/files.f
+ +incdir+<setting>
+ +incdir+<user_extension>
+ -q -sv -uvm -vlog_ext +.vh -I.
+ -uvmhome CDNS-1.2
+ -elaborate
+ -l <out>/compile.log <cmp_opts>
+ -xmlibdirpath <out>"
+ sim:
+ cmd: >
+ xrun -R -xmlibdirpath <out> <sim_opts> -svseed <seed> -svrnc rand_struct -nokey
