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Altera_Forum's avatar
Altera_Forum
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11 years ago

Optimisation issues

Hi, is there any way to find out WHY Quartus is optimising away stuff? I know I've almost certainly got something wrong in my VHDL, but I've found that several of my signals/registers are 'missing' o...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

It's not there either - the only place I can find it is in the 'Design Entry (all signals)' list. If I select any of the others (including signaltap-presynthesis) the signal is not found.

(I'm recompiling it after every thing I try, so it's not a quick job :-) )