From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 823E83849AC1; Wed, 24 Apr 2024 16:47:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 823E83849AC1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1713977224; bh=ksxCaKfR/4VqYPz3K+6rU2uxh6vTXOKm6A+XJI0/wP0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=rFfJOZCeb9OpjP6VqS/Do6dF4jZE2AEis+ojgcoQCZ0Etu05ewPoHzoTmaaiuOwiS W/BcBhq+s1wpzS/7uvRSLHMogrR4w6k0kC16P5CBrca/cbz0sJJYm89ZEl85ZODtLM RQPFJnSRzeMmNwBUXu+zOS9HIGEL9zE3A5yofMlc= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113235] SMHasher SHA3-256 benchmark is almost 40% slower vs. Clang (not enough complete loop peeling) Date: Wed, 24 Apr 2024 16:47:03 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113235 --- Comment #12 from Andrew Pinski --- (In reply to Andrew Pinski from comment #11) > (In reply to David Malcolm from comment #10) > > (In reply to Jan Hubicka from comment #4) > > > I keep mentioning to Larabel that he should use -fno-semantic-interpo= sition, > > > but he doesn't. > >=20 > > Possibly a silly question, but how about changing the default in GCC 15= ?=20 > > What proportion of users actually make use of -fsemantic-interposition ? >=20 > See https://inbox.sourceware.org/gcc-patches/ri6czn5z8mw.fsf@suse.cz/ for > previous discussion on this. Sorry https://inbox.sourceware.org/gcc-patches/20210606231215.49899-1-maskray@goo= gle.com/=