From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 228103858D33; Tue, 21 May 2024 05:58:09 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 228103858D33 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1716271090; bh=ZZMVWCIuT7Z6UxU9olutGk46fba/qOUurtTFScFP+6o=; h=From:To:Subject:Date:In-Reply-To:References:From; b=qPqj5tV63wvm1Tb7KOHcLSGQ2mFeCPWAfugzjzS6V73+s8bEcj8gsGUt76W4u/nvU UieasR7142XErilUnrxXiijl64jL9GgqwAPdxryI7/Wf5RvYT99Dl1KbkbTsxcbrbw MRRgyf+eEyimB9dC8vG/PfF2sZmNWSahMwT1Jc6A= From: "haochen.jiang at intel dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/115069] [14/15 regression] 8 bit integer vector performance regression, x86, between gcc-14 and gcc-13 using avx2 target clones on skylake platform Date: Tue, 21 May 2024 05:58:08 +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: haochen.jiang at intel dot com 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: 14.2 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=3D115069 --- Comment #19 from Haochen Jiang --- (In reply to Haochen Jiang from comment #18) > SPEC SPEC seems all same binary to me. So there is no surprise. I suppose let's go with patch from Uros to just emphasize the problem.=