yosys/tests/arch/efinix/latches.ys

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read_verilog latches.v
design -save read
hierarchy -top latchp
proc
# Can't run any sort of equivalence check because latches are blown to LUTs
synth_efinix
cd latchp # Constrain all select calls below inside the top module
select -assert-count 1 t:EFX_LUT4
select -assert-none t:EFX_LUT4 %% t:* %D
design -load read
hierarchy -top latchn
proc
# Can't run any sort of equivalence check because latches are blown to LUTs
synth_efinix
cd latchn # Constrain all select calls below inside the top module
select -assert-count 1 t:EFX_LUT4
select -assert-none t:EFX_LUT4 %% t:* %D
design -load read
hierarchy -top latchsr
proc
# Can't run any sort of equivalence check because latches are blown to LUTs
synth_efinix
cd latchsr # Constrain all select calls below inside the top module
select -assert-count 2 t:EFX_LUT4
select -assert-none t:EFX_LUT4 %% t:* %D