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Altera_Forum
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13 years ago

FP Custom Instructions - exp() won't get any faster

Hi everybody. I'm working on a design using Nios II/f that heavily relies on floating point math. In Qsys I addedd Floating Point Hardware and I connected it to the Custom Instruction Master of ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

1) Check that you are doing 'float' division, not 'double' division (would call divdf3).

2) Check that the relevant file(s) have been compiled to use the custom instruction, not calling divsf3.