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  3. Genus doesn't like statetable that looks OK?

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Genus doesn't like statetable that looks OK?

KevinK78
KevinK78 over 5 years ago

I have a clock gating latch cell (latch_posedge_precontrol) that has a statetable that Genus complains about:

statetable ("CLK GATE RESETB", "int_m0") {
table : " L L H : - : L ,\
L H H : - : H ,\
H - H : - : N ,\
-  - L : - : L ";
}

It says


The clock-gating integrated cell 'scc9gena_gltp_1' is not usable because state table has incompatible entry in row '4' for 'CLK' column.
Warning : The clock gating integrated cell has no state table or latch group definition. [LBR-102]

Changed it to make CLK a more explicit H or L:

statetable ("CLK GATE RESETB", "int_m0") {
table : " L L H : - : L ,\
L H H : - : H ,\
H - H : - : N ,\
L - L : - : L ,\
H - L : - : L ";
}

That moves the complaint down a line:


The clock-gating integrated cell 'scc9gena_gltp_1' is not usable because state table has incompatible entry in row '5' for 'CLK' column.
Warning : The clock gating integrated cell has no state table or latch group definition. [LBR-102]
: The 'scc9gena_gltp_1' has no state table or latch group definition.

What is Genus looking for in the statetable?

Thanks

Kevin K

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