From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 717633858C52; Fri, 19 May 2023 14:14:06 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 717633858C52 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1684505646; bh=vTcm+FKHKBnGxohgKf9+E3Jc1GdvXD/zlOIOEFhQHvM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=tJAkzrTKMOpSfaWQCYaC33vbhr6hjmEwTpl1t6qL8s1fIRTN1DN/uoBjhLie4OX7B PTPLJosNs4NGbYqlxin5vzi2VYB8eifXJnOFE57dGiOp291o9+yhi/0g4z1ubbRw6E 4NbcsaMf+yMf80PW2fI/tYxUJqX3QW/fP0efjKgo= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/109907] [avr] Missed optimization for bit extraction (uses shift instead of single bit-test) Date: Fri, 19 May 2023 14:14:06 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia 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: --- 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=3D109907 --- Comment #1 from Andrew Pinski --- I was just touching that area in the middle end and had noticed it didn't do any cost analysis....=