> Moving 64 bytes per cycle is faster on Sandy Bridge, but slower on > Westmere. Any preference? ;)
You have to be careful with these benchmarks. - You need to make sure the data is cache cold, cache hot is misleading. - The numbers can change if you have multiple CPUs doing this in parallel. -Andi _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev