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96 lines
2.5 KiB
Plaintext
96 lines
2.5 KiB
Plaintext
read_verilog -specify << EOT
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module top(input a, b, output o);
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wire c, d, e;
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bb #(.SOME_PARAM(1)) bb1 (.a (a), .b (b), .o (c));
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bb #(.SOME_PARAM(2)) bb2 (.a (a), .b (b), .o (d));
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wb wb1 (.a (a), .b (b), .o (e));
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some_mod some_inst (.a (c), .b (d), .c (e), .o (o));
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endmodule
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(* blackbox *)
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module bb #( parameter SOME_PARAM=0 ) (input a, b, output o);
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assign o = a | b;
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specify
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(a => o) = 1;
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endspecify
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endmodule
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(* whitebox *)
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module wb(input a, b, output o);
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assign o = a ^ b;
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endmodule
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module some_mod(input a, b, c, output o);
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assign o = a & (b | c);
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endmodule
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EOT
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hierarchy -top top
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design -save hier
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select -assert-count 0 t:$anyseq
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select -assert-count 3 =t:?b
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cutpoint -blackbox
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select -assert-count 3 =t:?b
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select -assert-count 2 r:SOME_PARAM
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select -assert-count 1 r:SOME_PARAM=1
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flatten
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select -assert-count 3 t:$anyseq
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select -assert-count 3 t:$scopeinfo n:*cutpoint.cc* %i
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# cutpoint -blackbox === cutpoint =A:whitebox =A:blackbox %u
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# (simplified to =A:*box)
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design -load hier
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cutpoint -blackbox
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rename -enumerate -pattern A_% t:$scopeinfo
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rename -enumerate -pattern B_% t:$anyseq
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rename -enumerate -pattern C_% w:*Anyseq*
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design -save gold
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select -write cutpoint.gold.sel =*
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design -load hier
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cutpoint =A:*box
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rename -enumerate -pattern A_% t:$scopeinfo
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rename -enumerate -pattern B_% t:$anyseq
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rename -enumerate -pattern C_% w:*Anyseq*
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design -save gate
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select -write cutpoint.gate.sel
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select -read cutpoint.gold.sel
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# nothing in gate but not gold
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select -assert-none % %n
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design -load gold
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select -read cutpoint.gate.sel
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# nothing in gold but not gate
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select -assert-none % %n
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# cutpoint -blackbox -instances !== cutpoint =A:whitebox =A:blackbox %u %C
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# (simplified to =A:*box %C)
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# because cutpoint -blackbox -instances adds $scopeinfo cells
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design -load hier
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cutpoint -blackbox -instances
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rename -enumerate -pattern A_% t:$scopeinfo
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rename -enumerate -pattern B_% t:$anyseq
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rename -enumerate -pattern C_% w:*Anyseq*
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design -save gold
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select -write cutpoint.gold.sel =*
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design -load hier
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cutpoint =A:*box %C
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rename -enumerate -pattern A_% t:$scopeinfo
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rename -enumerate -pattern B_% t:$anyseq
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rename -enumerate -pattern C_% w:*Anyseq*
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design -save gate
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select -write cutpoint.gate.sel
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select -read cutpoint.gold.sel
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# nothing in gate but not gold
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select -assert-none % %n
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design -load gold
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select -read cutpoint.gate.sel
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# 3 $scopeinfo in gold but not gate
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select -assert-count 3 % %n
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select -assert-count 3 t:$scopeinfo
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