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From: "rguenther at suse dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/106701] Compiler does not take into account number range limitation to avoid subtract from immediate
Date: Wed, 24 Aug 2022 13:45:06 +0000 [thread overview]
Message-ID: <bug-106701-4-R6J0UuNQur@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-106701-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106701
--- Comment #4 from rguenther at suse dot de <rguenther at suse dot de> ---
On Wed, 24 Aug 2022, rdapp at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106701
>
> --- Comment #3 from rdapp at gcc dot gnu.org ---
> I though expand (or combine) were independent of value range. What would be the
> proper place for it then?
I think we use ranges during expansion already, otherwise gimple-isel.cc
might be a good place.
next prev parent reply other threads:[~2022-08-24 13:45 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-106701-4@http.gcc.gnu.org/bugzilla/>
2022-08-24 7:57 ` rdapp at gcc dot gnu.org
2022-08-24 10:02 ` rguenth at gcc dot gnu.org
2022-08-24 12:02 ` rdapp at gcc dot gnu.org
2022-08-24 13:45 ` rguenther at suse dot de [this message]
2022-08-24 15:02 ` pinskia at gcc dot gnu.org
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