yosys/tests/arch/anlogic/mux.ys

read_verilog mux.v
design -save read

hierarchy -top mux2
proc
equiv_opt -assert -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux2 # Constrain all select calls below inside the top module
select -assert-count 1 t:AL_MAP_LUT3

select -assert-none t:AL_MAP_LUT3 %% t:* %D

design -load read
hierarchy -top mux4
proc
equiv_opt -assert -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux4 # Constrain all select calls below inside the top module
select -assert-count 1 t:AL_MAP_LUT6

select -assert-none t:AL_MAP_LUT6 %% t:* %D

design -load read
hierarchy -top mux8
proc
equiv_opt -assert -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux8 # Constrain all select calls below inside the top module
select -assert-count 3 t:AL_MAP_LUT4
select -assert-count 1 t:AL_MAP_LUT6

select -assert-none t:AL_MAP_LUT4 t:AL_MAP_LUT6 %% t:* %D

design -load read
hierarchy -top mux16
proc
equiv_opt -assert -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux16 # Constrain all select calls below inside the top module
select -assert-count 5 t:AL_MAP_LUT6

select -assert-none t:AL_MAP_LUT6 %% t:* %D