yosys/tests/arch/efinix/adffs.ys

read_verilog adffs.v
design -save read

hierarchy -top adff
proc
equiv_opt -async2sync -assert -map +/efinix/cells_sim.v synth_efinix # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd adff # Constrain all select calls below inside the top module
select -assert-count 1 t:EFX_FF
select -assert-count 1 t:EFX_GBUFCE

select -assert-none t:EFX_FF t:EFX_GBUFCE %% t:* %D


design -load read
hierarchy -top adffn
proc
equiv_opt -async2sync -assert -map +/efinix/cells_sim.v synth_efinix # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd adffn # Constrain all select calls below inside the top module
select -assert-count 1 t:EFX_FF
select -assert-count 1 t:EFX_GBUFCE

select -assert-none t:EFX_FF t:EFX_GBUFCE %% t:* %D


design -load read
hierarchy -top dffs
proc
equiv_opt -async2sync -assert -map +/efinix/cells_sim.v synth_efinix # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dffs # Constrain all select calls below inside the top module
select -assert-count 1 t:EFX_FF
select -assert-count 1 t:EFX_GBUFCE
select -assert-count 1 t:EFX_LUT4

select -assert-none t:EFX_FF t:EFX_GBUFCE t:EFX_LUT4 %% t:* %D


design -load read
hierarchy -top ndffnr
proc
equiv_opt -async2sync -assert -map +/efinix/cells_sim.v synth_efinix # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd ndffnr # Constrain all select calls below inside the top module
select -assert-count 1 t:EFX_FF
select -assert-count 1 t:EFX_GBUFCE
select -assert-count 1 t:EFX_LUT4

select -assert-none t:EFX_FF t:EFX_GBUFCE t:EFX_LUT4 %% t:* %D