ling.ma.prog...@gmail.com writes: > From: Ling Ma <ling...@alibaba-inc.com> > > In this patch we manage to reduce miss branch prediction by > avoiding using branch instructions and force destination to be aligned > with general 64bit instruction. > Below compared results shows we improve performance up to 1.8x > (We modified test suit from Ondra, send after this patch)
You didn't specify the CPU? I assume it's some Atom, as nothing else uses these open coded functions anymore? -Andi -- a...@linux.intel.com -- Speaking for myself only -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
