From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 98B2C3858C33; Fri, 13 Jan 2023 21:30:28 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 98B2C3858C33 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1673645428; bh=35Z3Ctee84IRU1EF6d4E6ATAXgRCVBPeVkLNE8zAxwY=; h=From:To:Subject:Date:In-Reply-To:References:From; b=sNdBgQ7jh8+TDOsyceLaZJcDh1uRfGuh8e7ZbbkP0myErCN7Yo8vAenej79yRYGa8 TsAHIVfXw/v822z6+N6+Vem37H4lmlwtmQsdUB04h+CbpPmYJalcM5Siv5NbPVzDHp 8euZ99ZYff9M7RsackkTGFk9sIfzCmuvSMxNybgQ= From: "roger at nextmovesoftware dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/105546] [11/12/13 Regression] ifconversion introduces many compares with loads Date: Fri, 13 Jan 2023 21:30:28 +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: 11.3.0 X-Bugzilla-Keywords: missed-optimization, needs-bisection X-Bugzilla-Severity: normal X-Bugzilla-Who: roger at nextmovesoftware dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 11.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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=3D105546 Roger Sayle changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |roger at nextmovesoftware = dot com --- Comment #6 from Roger Sayle --- The duplication of comparisons during if-conversion was tackled by this pat= ch: https://gcc.gnu.org/pipermail/gcc-patches/2023-January/609296.html but unfortunately logic errors with that patch caused PR target/108292.=