Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Math functions (sine & cosine) latency

Can anyone provide the data about the latency for sine and cosine single precision functions from math.h lib on Cyclone III, possibly Cyclone II, with floating point hardware acceleration (hardware d...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

It might be worth disassembling a test program and following the calls to see what code is actually generated/called.

Probably the easiest way to determine if the custom instructions are actually being used!