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Altera_Forum
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16 years ago

Double precision floating point math problem with NiosII/e

I'm planning to use budget NiosII/e, provided by SOPC with Cyclone III. I wrote a simple program, to check if its double floating point math works correctly: #include <stdio.h> #includ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Check the objdump file and look at the floating point operators to see if hardware is being called (you should see the instruction "custom" instead of a software library call if the hardware is being used). It almost appears like somehow single precision hardware is being used for double precision operators which shouldn't be the case.