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Altera_Forum's avatar
Altera_Forum
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19 years ago

NIOS FPU Performance

Hello everybody: I've been testing the NIOS II FPU performance and it seems to be very bad unless I'm missunderstoding something. When running the tutorial example I get the followin...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

The Nios II FPU has the following calculation times (Taken from the Nios II 6.1 release notes):

* 6 cycles

+ and - 8 cycles

/ 32 cycles

I suspect you have overhead being accumulated in the time measurement.