[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: Help in finding the cycle counter for mips and mipsel

James A. Treacy wrote:
> When building fftw3 on mips{el}, the build fails because fftw3 does
> not yet know about the cycle counter for this arch. In working to send
> a patch upstream to address this, there are some issues which need to
> be addressed that require some knowledge of the architecture.

What does a mathematical library do with a cycle counter?
Execution time estimations based on this are inherently broken
for multiprocessing systems, and gettimeofday should work for
other purposes.


Reply to: