> Hi!
>
> On Sun, Mar 05, 2023 at 03:33:40PM -0600, Segher Boessenkool wrote:
> > On Sun, Mar 05, 2023 at 08:43:20PM +, Tamar Christina wrote:
> > Yes, *look* better: I have seen no proof or indication that this would
>
> ("looks", I cannot type, sorry)
>
> > actually generate better code, n
Hi!
On Sun, Mar 05, 2023 at 03:33:40PM -0600, Segher Boessenkool wrote:
> On Sun, Mar 05, 2023 at 08:43:20PM +, Tamar Christina wrote:
> Yes, *look* better: I have seen no proof or indication that this would
("looks", I cannot type, sorry)
> actually generate better code, not even on just aa
Hi!
On Sun, Mar 05, 2023 at 08:43:20PM +, Tamar Christina wrote:
> > On 3/5/23 12:28, Tamar Christina via Gcc-patches wrote:
> > > The regression was reported during stage-1. A patch was provided during
> > stage 1 and the discussions around combine stalled.
> > >
> > > The regression for AArc
>
> On 3/5/23 12:28, Tamar Christina via Gcc-patches wrote:
> >
> > The regression was reported during stage-1. A patch was provided during
> stage 1 and the discussions around combine stalled.
> >
> > The regression for AArch64 needs to be fixed in GCC 13. The hit is too big
> > just
> to "take"
On 3/5/23 12:28, Tamar Christina via Gcc-patches wrote:
The regression was reported during stage-1. A patch was provided during stage 1
and the discussions around combine stalled.
The regression for AArch64 needs to be fixed in GCC 13. The hit is too big just to
"take".
So we need a way f
Thanks,
Tamar
From: Segher Boessenkool
Sent: Saturday, March 4, 2023 10:17 PM
To: Roger Sayle
Cc: 'GCC Patches' ; Tamar Christina
; Richard Sandiford
Subject: Re: [PATCH] PR rtl-optimization/106594: Preserve zero_extend in
combine when cheap.
On Sat, Mar 04,
On Sat, Mar 04, 2023 at 06:32:15PM -, Roger Sayle wrote:
> This patch addresses PR rtl-optimization/106594, a P1 performance
> regression affecting aarch64.
>
> This patch has been tested on x86_64-pc-linux-gnu with make bootstrap
> and make -k check, both with and without --target_board=unix{
