From: Jakub Jelinek <jakub@redhat.com>
To: Richard Biener <rguenther@suse.de>
Cc: Jeff Law <law@redhat.com>, gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] strlen: Return TODO_update_address_taken when memcmp has been optimized [PR96271]
Date: Fri, 15 Jan 2021 21:31:10 +0100 [thread overview]
Message-ID: <20210115203110.GQ1034503@tucnak> (raw)
In-Reply-To: <0D5FC4D5-807C-41B8-9EDE-63983161A73A@suse.de>
On Fri, Jan 15, 2021 at 09:16:31PM +0100, Richard Biener wrote:
> >Apparently not. The passes after strlen1 are:
> >pr96271.c.191t.thread4
> >pr96271.c.192t.vrp2
> >pr96271.c.193t.copyprop5
> >pr96271.c.194t.wrestrict
> >pr96271.c.195t.dse4
> >pr96271.c.196t.cddce3
> >pr96271.c.197t.forwprop4
> >pr96271.c.198t.phiopt4
> >pr96271.c.199t.fab1
> >pr96271.c.200t.widening_mul
> >pr96271.c.201t.store-merging
> >pr96271.c.202t.tailc
> >pr96271.c.203t.dce7
> >pr96271.c.204t.crited1
> >pr96271.c.206t.uncprop1
> >pr96271.c.207t.local-pure-const2
> >pr96271.c.208t.modref2
> >pr96271.c.242t.nrv
> >pr96271.c.243t.isel
> >pr96271.c.244t.optimized
> >and TODO_update_address_taken is used by the inliner, sra, ccp, loop
> >and
> >sccvn, so maybe in fre5 in 187.
>
> OK, I think it makes sense to delay until before forwprop4 so can you instead arrange for an unconditional run there?
At the end of forwprop4 or start (i.e. end of previous pass)?
Jakub
next prev parent reply other threads:[~2021-01-15 20:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-15 18:32 Jakub Jelinek
2021-01-15 19:48 ` Richard Biener
2021-01-15 19:57 ` Jakub Jelinek
2021-01-15 20:16 ` Richard Biener
2021-01-15 20:31 ` Jakub Jelinek [this message]
2021-01-15 21:02 ` Jakub Jelinek
2021-01-16 1:00 ` Jakub Jelinek
2021-01-16 7:52 ` Richard Biener
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