On Sat, Jan 29, 2022 at 2:40 PM write2mark1--- via Gcc-bugs
wrote:
>
> Why does gcc use CVS and not git
GCC has used git for ~2 years now and before that it was using svn for
~14 years; before that used cvs for ~8 years and then used rcs (though
the overlap between rcs and cvs is real).
GCC's
Why does gcc use CVS and not git
On Tue, Jan 25, 2022 at 5:27 PM admin at levyhsu dot com via Gcc-bugs <
gcc-bugs@gcc.gnu.org> wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
>
> --- Comment #14 from Levy Hsu ---
> Hi Avieira and Richard
>
> I checked the data for the last half
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #14 from Levy Hsu ---
Hi Avieira and Richard
I checked the data for the last half month and you are right, that no real
regression was caused. Thank you all for the detailed explanation.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
Richard Biener changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #12 from avieira at gcc dot gnu.org ---
Right and did you happen to see a perf increase on these benchmarks with any of
the patches I mentioned the hash of in the previous comment?
Just to explain a bit further what I think is going
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #11 from Levy Hsu ---
Hi Avieira
The baseline was one commit before. (ffc7f200adbdf47f14b3594d9b21855c19cf797a)
I'm experiencing some issue on local Vtune so I can't say which function or
front/backend was affected.
objdump shows
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #10 from avieira at gcc dot gnu.org ---
Hi Levy,
I did a quick experiment, compiled exchange2_r with trunk and with trunk + all
my epilogue and unroll vector patches reverted, with '-march=alderlake -Ofast
-flto -funroll_loops' and
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
Levy Hsu changed:
What|Removed |Added
CC||admin at levyhsu dot com
--- Comment #9
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #8 from CVS Commits ---
The master branch has been updated by Andre Simoes Dias Vieira
:
https://gcc.gnu.org/g:f4ca0a53be18dfc7162fd5dcc1e73c4203805e14
commit r12-6740-gf4ca0a53be18dfc7162fd5dcc1e73c4203805e14
Author: Andre Vieira
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #7 from avieira at gcc dot gnu.org ---
Hmm thinking out loud here. As vector sizes (or ISAs) change vectorization
strategies could indeed change. Best that I can think of is things like
rounding, where you might need to do operations
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #6 from rguenther at suse dot de ---
On Thu, 13 Jan 2022, avieira at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
>
> avieira at gcc dot gnu.org changed:
>
>What|Removed
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
avieira at gcc dot gnu.org changed:
What|Removed |Added
CC||avieira at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
Richard Biener changed:
What|Removed |Added
Priority|P3 |P1
Status|UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
--- Comment #3 from Hongtao.liu ---
(In reply to Hongtao.liu from comment #2)
> https://gcc.gnu.org/pipermail/gcc-regression/2022-January/076174.html
> between commit r12-6426 and commit r12-6419
Cause by r12-6420
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
Hongtao.liu changed:
What|Removed |Added
CC||crazylht at gmail dot com
--- Comment #2
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103997
Andrew Pinski changed:
What|Removed |Added
Summary|gcc.target/i386/pr88531-??. |[12 Regression]
|c
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