From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 22D4B384AB62; Wed, 24 Apr 2024 16:44:57 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 22D4B384AB62 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1713977097; bh=tkD4xOVpE/iPpVcPmP6fhD4KVVOUgg3pU0IdUmmDhsM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=H5qIf4c9CiK4qh+rhaoi1S9VyQs6SMpG77eoPTVdxlOyqrcCqPlsh19gI01aEf5us YMM7xXmVPf699c6B712uPQzsVIDQJDdD8nHY4vDz66OBe4FIUHcDroM2Hao7eDlxpa 3JOBrwk7D7CqFwnXc+eHN/7GyyKWy9ftYBSmaILo= 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 16:44:55 +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 #11 from Andrew Pinski --- (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-interposi= tion, > > 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 ? See https://inbox.sourceware.org/gcc-patches/ri6czn5z8mw.fsf@suse.cz/ for previous discussion on this.=