From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 6F9DF3858D33; Tue, 22 Aug 2023 02:54:38 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6F9DF3858D33 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1692672878; bh=RuU+4P+05mFl97XVdG6ln9QDB0Jtbv7O259CRskKynw=; h=From:To:Subject:Date:In-Reply-To:References:From; b=WBb/WLUXqkaMSOlW66rK7ASzKLSFDpH83eSUBPyC+DL6dnU5ESnGMWXp8UPxzkVzs QAm0yCLKrZtfmBK947OyxFtaKg2ZqZmMZ03Pg7EEqCbUiPwr5sp6rNQVEu/mfGhufn 2P86tSBIQ0xA7TDKNgct2HODldDUVZ/iuQyeV+D4= From: "crazylht at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/111064] 5-10% regression of parest on icelake between g:d073e2d75d9ed492de9a8dc6970e5b69fae20e5a (Aug 15 2023) and g:9ade70bb86c8744f4416a48bb69cf4705f00905a (Aug 16) Date: Tue, 22 Aug 2023 02:54:37 +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: 13.1.0 X-Bugzilla-Keywords: missed-optimization, needs-bisection X-Bugzilla-Severity: normal X-Bugzilla-Who: crazylht at gmail dot com X-Bugzilla-Status: UNCONFIRMED 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=3D111064 --- Comment #3 from Hongtao.liu --- I didn't find the any regression when testing the patch. Guess it's because my tester is full-copy run and the options are -march=3D= native -Ofast -flto -funroll-loop. Let me verify it.=