From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 941BE385842A; Tue, 28 Feb 2023 10:39:44 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 941BE385842A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1677580784; bh=Xe6LSvr9IvGLvzJibbJ9AVpfwdaGBpXmqnUBm2cP6dY=; h=From:To:Subject:Date:In-Reply-To:References:From; b=POJT8ngxJ0/iQpjwpTG2oxSRYG/QeJiKq3G/fJnRdq64fBt395r+OkCV6KBlsh8Bm Q5ajz5det6t6ufVzPxPg9ivhpjIB6EAK2XVMmLQb5CvEE1T//7EXr5iYMyMytEj3UK 2W5E+HdclQhM8+lpAwF+XU4mZOZEzUkljzJ0tUoc= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/108949] Optimize shift counts Date: Tue, 28 Feb 2023 10:39:44 +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: 13.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: rguenth 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=3D108949 --- Comment #1 from Richard Biener --- There's still the goal to get rid of SHIFT_COUNT_TRUNCATED, that is, make t= he semantics of RTL (and most definitely GIMPLE) independent of target macros/hooks.=