On 01/22/2016 10:52 AM, Kyrill Tkachov wrote:
AFAICT the new sequence is better than the old one even for -mtune=cortex-a9 since it contains two fewer instructions.
Just curious (I think this patch series is good but will leave it to the arm folks) - are these instructions equally expensive? Some CPUs are faster when doing widening multiplies on smaller objects.
Bernd
