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Altera_Forum
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8 years ago

Arria DSP block merge with fixed point in OpenCL

Hello, I have been trying to implement fixed point algorithms using opencl for an arria10. I am interested in this approach because I run out of DSP blocks when I used floating point so I fig...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Have you done any full compilations? Chances are, the mapper might be smart enough to pack two multiplications in the same DSP. As long as the OpenCL compiler is correctly inferring fixed-point multiplication, this could happen.