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Altera_Forum
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7 years ago

Complex loop exit condition

Hello, I have a very simple code with a few lines, but the outer loop is not pipelined due to "Loop exit condition unresolvable at iteration initiation". Inner loop is pipelined well with II=1. Ca...
Altera_Forum's avatar
Altera_Forum
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7 years ago

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2- I tested the ND-range. That really worked well! I don't know exactly what is the difference between implementation of pipelinging inside a task, or pipelining among work-items inside a ND-range, however, this is a good example for me that they are not similar.

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The difference is that the run-time scheduler in the NDRange version will avoid all the redundant computation. NDRange is preferred for unpipelineable loops because of this (while single work-item is preferred for pretty much every other case).