RE: [PATCH, i386] Fix behavior for –mprefer-vector-width= option

2017-11-23 Thread Shalnov, Sergey
: Uros Bizjak [mailto:ubiz...@gmail.com] Sent: Wednesday, November 22, 2017 9:18 PM To: Shalnov, Sergey Cc: gcc-patches@gcc.gnu.org; kirill.yuk...@gmail.com; Koval, Julia ; Senkevich, Andrew ; Peryt, Sebastian ; Ivchenko, Alexander ; Joseph Myers Subject: Re: [PATCH, i386] Fix behavior for

Re: [PATCH, i386] Fix behavior for –mprefer-vector-width= option

2017-11-22 Thread Uros Bizjak
On Wed, Nov 22, 2017 at 3:58 PM, Shalnov, Sergey wrote: > Hi, > This patch making –mprefer-vector-width= option inclusive. This means that > if we use –mprefer-vector-width=128 it should switch TARGET_PREFER_AVX128=ON > and TARGET_PREFER_AVX256=ON also. > It is minor change to generate “xmm” with