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Re: [PATCH] vec_extract XMM16-XMM17 improvements
- From: Kirill Yukhin <kirill dot yukhin at gmail dot com>
- To: Jakub Jelinek <jakub at redhat dot com>
- Cc: Uros Bizjak <ubizjak at gmail dot com>, gcc-patches at gcc dot gnu dot org
- Date: Thu, 12 May 2016 11:21:27 +0300
- Subject: Re: [PATCH] vec_extract XMM16-XMM17 improvements
- Authentication-results: sourceware.org; auth=none
- References: <20160509165520 dot GJ28550 at tucnak dot redhat dot com> <20160512073051 dot GE4018 at msticlxl57 dot ims dot intel dot com> <20160512081137 dot GU28550 at tucnak dot redhat dot com>
On 12 May 10:11, Jakub Jelinek wrote:
> On Thu, May 12, 2016 at 10:30:53AM +0300, Kirill Yukhin wrote:
> > Hi,
> > On 09 May 18:55, Jakub Jelinek wrote:
> > > Hi!
> > >
> > > vpextr{b,w} are in AVX512BW, so is vpsrldq, and vpextr{d,q} are in
> > > AVX512DQ.
> > >
> > > Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk?
> > OK.
>
> Note, this patch depends on the
> https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00393.html
> patch. You've acked an earlier version of that patch, but not
> the one with the new constraint.
> Is that also ok for trunk?
Yes.
>
> > > 2016-05-09 Jakub Jelinek <jakub@redhat.com>
> > >
> > > * config/i386/i386.md (isa): Add x64_avx512dq, enable if
> > > TARGET_64BIT && TARGET_AVX512DQ.
> > > * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
> > > (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
> > > (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
> > > *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
> > > (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
> > > (*vec_extractv4si_zext): Add avx512dq alternative.
> > > (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
> > > use v instead of x constraint in other alternatives where possible.
> > >
> > > * gcc.target/i386/avx512bw-vpextr-1.c: New test.
> > > * gcc.target/i386/avx512dq-vpextr-1.c: New test.
>
> Jakub