> PR target/100711
> * simplify-rtx.c (simplify_unary_operation_1):
> Simplify (vec_duplicate (not op)) to (not (vec_duplicate op)).
This is not a simplification. If we want to do this we need to document
this canonicalisation (in md.texi, "Insn Canonicalizations").
> +/* P
On Tue, Jun 01, 2021 at 04:32:42PM +0800, Hongtao Liu wrote:
[ no attachment to reply to ]
Please send this with either the patch actually inline, or as
attachment with content-disposition inline, no encoding, and a valid
text mimetype. So that people can see it, also on the archives, and
actual
On Wed, May 26, 2021 at 1:17 PM Hongtao Liu wrote:
>
> On Wed, May 26, 2021 at 12:12 PM Andrew Pinski wrote:
> >
> > On Tue, May 25, 2021 at 6:17 PM Hongtao Liu wrote:
> > >
> > > Update patch:
> > > The new patch simplify (vec_duplicate (not (nonimmedaite_operand)))
> > > to (not (vec_duplica
On Wed, May 26, 2021 at 12:12 PM Andrew Pinski wrote:
>
> On Tue, May 25, 2021 at 6:17 PM Hongtao Liu wrote:
> >
> > Update patch:
> > The new patch simplify (vec_duplicate (not (nonimmedaite_operand)))
> > to (not (vec_duplicate (nonimmedaite_operand))). This is not a
> > straightforward simpl
On Tue, May 25, 2021 at 6:17 PM Hongtao Liu wrote:
>
> Update patch:
> The new patch simplify (vec_duplicate (not (nonimmedaite_operand)))
> to (not (vec_duplicate (nonimmedaite_operand))). This is not a
> straightforward simplification, just adding some tendency to pull not
> out of vec_duplica
Update patch:
The new patch simplify (vec_duplicate (not (nonimmedaite_operand)))
to (not (vec_duplicate (nonimmedaite_operand))). This is not a
straightforward simplification, just adding some tendency to pull not
out of vec_duplicate.
For i386, it will enable below opt
from
notl
On Tue, May 25, 2021 at 2:29 PM Andrew Pinski wrote:
>
> On Mon, May 24, 2021 at 11:23 PM Hongtao Liu wrote:
> >
> > On Tue, May 25, 2021 at 2:11 PM Andrew Pinski wrote:
> > >
> > > On Mon, May 24, 2021 at 11:03 PM Hongtao Liu via Gcc-patches
> > > wrote:
> > > >
> > > > Hi:
> > > > This patc
On Mon, May 24, 2021 at 11:23 PM Hongtao Liu wrote:
>
> On Tue, May 25, 2021 at 2:11 PM Andrew Pinski wrote:
> >
> > On Mon, May 24, 2021 at 11:03 PM Hongtao Liu via Gcc-patches
> > wrote:
> > >
> > > Hi:
> > > This patch is about to do transformation like below.
> > > Bootstrapped and regte
On Tue, May 25, 2021 at 2:11 PM Andrew Pinski wrote:
>
> On Mon, May 24, 2021 at 11:03 PM Hongtao Liu via Gcc-patches
> wrote:
> >
> > Hi:
> > This patch is about to do transformation like below.
> > Bootstrapped and regtested on x86_64-linux-gnu{-m32,}.
> > Ok for trunk?
> >
> > from
> >
On Mon, May 24, 2021 at 11:03 PM Hongtao Liu via Gcc-patches
wrote:
>
> Hi:
> This patch is about to do transformation like below.
> Bootstrapped and regtested on x86_64-linux-gnu{-m32,}.
> Ok for trunk?
>
> from
> notl%edi
> vpbroadcastd%edi, %xmm0
> vpand
.
--
BR,
Hongtao
From 2a70b50fe3ebe129a66d8e4d5c8c025cb6df6e4c Mon Sep 17 00:00:00 2001
From: liuhongt
Date: Fri, 21 May 2021 11:12:49 +0800
Subject: [PATCH] [i386] Split not+broadcast+pand to broadcast+pandn.
Split
notl%edi
vpbroadcastd%edi, %xmm0
vpand %xmm1, %xmm0, %xmm0
to
11 matches
Mail list logo
