IQmatch for c55

sergey manuhin

Some of the processors have a special library for fast calculating with fractional numbers (IQmath for C64+). Did c55 core have anything like that?

0 Mariana over 15 years ago

there is no IQmath for C5000.

Some intrinsics might help you implement Q format. Please see page 182 of the:

0 David Rick over 15 years ago in reply to Mariana

Many more intrinsics are documented in the compiler release notes. You may need some of these if you are doing extended precision arithmetic.

It is also highly recommended to use mixed mode disassemby to see what the compiler is actually doing. You will often be surprised!

Processors forum