ros Bizjak
> > Sent: 12 January 2022 19:18
> > To: Roger Sayle
> > Cc: GCC Patches
> > Subject: Re: [PATCH] x86_64: Improvements to arithmetic right shifts of
> > V1TImode values.
> >
> > On Tue, Jan 11, 2022 at 2:26 PM Roger Sayle
> > wrote:
> &g
Message-
> From: Uros Bizjak
> Sent: 12 January 2022 19:18
> To: Roger Sayle
> Cc: GCC Patches
> Subject: Re: [PATCH] x86_64: Improvements to arithmetic right shifts of
> V1TImode values.
>
> On Tue, Jan 11, 2022 at 2:26 PM Roger Sayle
> wrote:
> >
On Tue, Jan 11, 2022 at 2:26 PM Roger Sayle wrote:
>
>
> This patch to the i386 backend's ix86_expand_v1ti_ashiftrt provides
> improved (shorter) implementations of V1TI mode arithmetic right shifts
> for constant amounts between 111 and 126 bits. The significance of
> this range is that this fun
This patch to the i386 backend's ix86_expand_v1ti_ashiftrt provides
improved (shorter) implementations of V1TI mode arithmetic right shifts
for constant amounts between 111 and 126 bits. The significance of
this range is that this functionality is useful for (eventually)
providing sign extension
