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Altera_Forum's avatar
Altera_Forum
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11 years ago

Excessive logic utilization from memmove

The following code is similar to a memmove() operation. This code results in a significant increase in logic utilization. The 'rep' member on the struct is defined as an unsigned char. Is there a ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

That looks like an operation that should be avoided.

I'd guess it will always take (at least) 'size' clocks.

Why not just treat the rep[] array as circular?

Masking the index with (2^n-1) will be cheap.