From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id BB84D3858C3A; Wed, 15 May 2024 03:41:12 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org BB84D3858C3A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1715744472; bh=sLsK+R/t3M4PvLcorRNWknJhVrQF2BMD1O03f4eM568=; h=From:To:Subject:Date:In-Reply-To:References:From; b=oRtZZQBKzllWB+/6nMw7j5AqMU7pWOdd+xyxzBAD1EMXz7XqkUzwcKZesrfzoyItd IyQuNHYXCF4T4zrjqxKdsX/baqb/Pm9+NN2kQgpRm00qRbE9KKizrwtZNfHQh5V/44 5K6R5cWtxaukuhxrRZzc3CB8nwP0AXWma82B4MeQ= From: "xry111 at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/114978] [14/15 regression] 548.exchange2_r 14%-28% regressions on Loongarch64 after gcc 14 snapshot 20240317 Date: Wed, 15 May 2024 03:41:12 +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: xry111 at gcc dot gnu.org 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: 14.2 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: keywords 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=3D114978 Xi Ruoyao changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords|needs-bisection |missed-optimization --- Comment #17 from Xi Ruoyao --- Strangely PR114074 is a wrong-code (instead of missed-optimization) and reverting its fix seems improving performance for other targets...=