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Altera_Forum
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8 years ago

Optimization for complex algorithms

Hi everyone. I'm working on a project where I have to port this "big" code to FPGA using OpenCL. The last version of the code did fit the FPGA, this time we have a more complex version and I can't...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Ok so I had removed something from the code and now it fits. Now I am experiencing a bit too long execution timings.

I was wondering. Do workgroups run in parallel or it's not guaranteed? Because I am running this configuration: 256 as global size and 1 as local size.

It looks like as I increase the global size the execution time increases linearly. Am I doing it wrong?