mirror of https://github.com/YosysHQ/yosys.git
26 lines
868 B
Plaintext
26 lines
868 B
Plaintext
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read_verilog ../common/dffs.v
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design -save read
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hierarchy -top dff
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proc
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equiv_opt -assert -map +/gowin/cells_sim.v synth_gowin # 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 dff # Constrain all select calls below inside the top module
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select -assert-count 1 t:DFF
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select -assert-count 2 t:IBUF
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select -assert-count 1 t:OBUF
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select -assert-none t:DFF t:IBUF t:OBUF %% t:* %D
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design -load read
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hierarchy -top dffe
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proc
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equiv_opt -assert -map +/gowin/cells_sim.v synth_gowin # 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 dffe # Constrain all select calls below inside the top module
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select -assert-count 1 t:DFFE
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select -assert-count 3 t:IBUF
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select -assert-count 1 t:OBUF
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select -assert-none t:DFFE t:IBUF t:OBUF %% t:* %D
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