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Altera_Forum's avatar
Altera_Forum
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14 years ago

Does set_multicycle_path support more than two -through options in TimeQuest ?

I synthesized my FPGA project with Synplify Pro, using native SDC constraint which has some set_multicyle_path with more than two -through options. But QuartusII reports errors when using generated...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Yes, PrimeTime (and DC) supports this. It is part of the SDC standard, but TimeQuest does not have that (mostly because it is not widely used). In my experience, it is not a critical feature, and in most cases, there is an easy workaround as you can find the one single node that represents that path you care about.

I will be interested to know if you find that in your case, there is no other way to define that constrain.