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11 lines
400 B
Plaintext
11 lines
400 B
Plaintext
read_verilog dffs.v
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hierarchy -top top
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proc
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flatten
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equiv_opt -assert -map +/ice40/cells_sim.v synth_ice40 # equivalency check
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design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
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cd top # Constrain all select calls below inside the top module
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select -assert-count 1 t:SB_DFF
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select -assert-count 1 t:SB_DFFE
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select -assert-none t:SB_DFF t:SB_DFFE %% t:* %D
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