> From: gcc-patches-ow...@gcc.gnu.org [mailto:gcc-patches-
> ow...@gcc.gnu.org] On Behalf Of Uros Bizjak
> Sent: Monday, May 21, 2018 9:55 PM
> To: gcc-patches@gcc.gnu.org
> Cc: Jakub Jelinek <ja...@redhat.com>; Kirill Yukhin
> <kirill.yuk...@gmail.com>
> Subject: Re: [RFT PATCH, AVX512]: Implement scalar float->unsigned int
> truncations with AVX512F
>
> On Mon, May 21, 2018 at 4:53 PM, Uros Bizjak <ubiz...@gmail.com> wrote:
> > Hello!
> >
> > Attached patch implements scalar float->unsigned int truncations
> > with
> AVX512F.
> >
> > 2018-05-21 Uros Bizjak <ubiz...@gmail.com>
> >
> > * config/i386/i386.md (fixuns_trunc<mode>di2): New insn pattern.
> > (fixuns_trunc<mode>si2_avx512f): Ditto.
> > (*fixuns_trunc<mode>si2_avx512f_zext): Ditto.
> > (fixuns_trunc<mode>si2): Also enable for AVX512F and TARGET_SSE_MATH.
> > Emit fixuns_trunc<mode>si2_avx512f for AVX512F targets.
> >
> > testsuite/ChangeLog:
> >
> > 2018-05-21 Uros Bizjak <ubiz...@gmail.com>
> >
> > * gcc.target/i386/cvt-2.c: New test.
> >
> > Patch was bootstrapped and regression tested on x86_64-linux-gnu {,-m32}.
> >
> > Unfortunately, I have to means to test the patch on AVX512 target,
> > so to avoid some hidden issue, I'd like to ask someone to test it on
> > live target.
I've bootstrapped and regression tested your patch on x86_64-linux-gnu {,-m32}
on SKX machine and I don't see any stability regression.
Sebastian
>
> Ops, ssemodesuffix handling was missing in the insn mnemonic. Fixed in
> the attached v-2 patch.
>
> Uros.
