From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id E3C983858D38; Thu, 18 Jan 2024 17:38:20 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E3C983858D38 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1705599500; bh=bXWfbaq51eICV+OFhuE6yC9tjbPhl5heJxp07qy7ZLo=; h=From:To:Subject:Date:In-Reply-To:References:From; b=YYSoZF+QiSl+g1q6Jd1/ZULzvtq1wDMPnMslorM7VIEr2KeULQeIwQzp/qrUl0KSF VTa5vCV45KY8YmizKKEXicN0p87R9PcHfBaGKkg+p+v8lnVIspAOBQrMMOU837dMfm IfpoVeKTldNLfEV3U60Raop6yyBq1AWLZvlefLhc= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/113487] Missed optimization:simplify demanded bits on multi-use instructions like select Date: Thu, 18 Jan 2024 17:38:20 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: pinskia at gcc dot gnu.org 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: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cf_reconfirmed_on bug_status everconfirmed 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=3D113487 Andrew Pinski changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2024-01-18 Status|UNCONFIRMED |NEW Ever confirmed|0 |1 --- Comment #1 from Andrew Pinski --- Confirmed. I don't know which pass this would be best implemented in though. Maybe phi= opt but I am not 100% sure there ...=