yosys/tests/arch/fabulous/tribuf.ys

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read_verilog ../common/tribuf.v
hierarchy -top tristate
proc
tribuf
flatten
synth
equiv_opt -assert -map +/fabulous/prims.v -map +/simcells.v synth_fabulous -iopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd tristate # Constrain all select calls below inside the top module
select -assert-count 3 t:IO_1_bidirectional_frame_config_pass
select -assert-max 1 t:LUT1
select -assert-none t:IO_1_bidirectional_frame_config_pass t:LUT1 %% t:* %D