Re: [PATCH, i386] Support ANDN in stv pass

2016-01-17 Thread Uros Bizjak
On Fri, Jan 15, 2016 at 4:46 PM, Ilya Enkovich wrote: > Hi, > > This patch continues resolving andn regression case in stv pass > (see https://gcc.gnu.org/ml/gcc-patches/2016-01/msg01017.html). > In this patch a new andn pattern added similar to other bit > DI patterns we have for stv pass. > > Th

[PATCH, i386] Support ANDN in stv pass

2016-01-15 Thread Ilya Enkovich
Hi, This patch continues resolving andn regression case in stv pass (see https://gcc.gnu.org/ml/gcc-patches/2016-01/msg01017.html). In this patch a new andn pattern added similar to other bit DI patterns we have for stv pass. This improves performance of 462.libquantum benchmark on Haswell (+2.6%