From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 635823858C62; Mon, 28 Nov 2022 03:24:18 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 635823858C62 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1669605858; bh=Y8Y34//n2INqgh2Uu+jYH4m/7HBz9ZDrqLKKNu8fjKw=; h=From:To:Subject:Date:In-Reply-To:References:From; b=swBt9/B4J11AgutDeyGsqQFCuUY91h5Bawr3uyt8u4Q79QDxwoupOPKajFfndmOr2 tHUk2KgARZi7NOBWDK/SGAnEVBwNyxumKumcWWuP4FpQeB5P+1aMaLKUXO8AtXHYde 8eqw215HupXNNUiB1TFF4SGDkuHqoi/DRX8zbeKE= From: "lili.cui at intel dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/104271] [12/13 Regression] 538.imagick_r run-time at -Ofast -march=native regressed by 26% on Intel Cascade Lake server CPU Date: Mon, 28 Nov 2022 03:24:17 +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: 12.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: lili.cui 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: 12.3 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=3D104271 --- Comment #12 from cuilili --- This regression caused by the store forwarding issue, we eliminate the redundant two pairs of loads and stores which have store forwarding issue by inlining.=20 This regression has been fixed by=20 https://gcc.gnu.org/g:1b9a5cc9ec08e9f239dd2096edcc447b7a72f64a=