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Altera_Forum
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12 years ago

Infering DSP block in Arria V

Hello I'm trying to infer DSP blocks in my Arria V design as a replacement for my former ALTMULT_ADD instance in Stratix III. I notice that the input registers are placed outside (i.e. the DSP ...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

And it was the coding style:

Replacing

"sum_next <= p0 + sum_cur;"

by

"sum_next <= sum_cur + p0;"

results in placing the acc inside the DSP element.