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Altera_Forum
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8 years ago

How to solve data dependency problem?

After I compiled my kernel,I got the report as following: Block2: II bottleneck due to data dependency on variable(s): value (kernels.cl:42) Largest critical path contributor(s): 64%: ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Your code does not make much sense to me, it is just overwriting Value[n] and your computation does not depend on "m". Are you sure you are not forgetting a "+" before "="? Furthermore, your inner loop is not pipelineable due to variable exit condition.