From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id 1DF2F385C33F for ; Mon, 20 Nov 2023 08:41:59 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 1DF2F385C33F Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 1DF2F385C33F Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700469722; cv=none; b=xN5hKYTd0NVKvenw5aywVI/ayjLwALFxrUTjphur4As2hrBUKByNEGGfhJw+WwCb83KYODgGeyeXt/DEZFT8fUc1sY2PvGcsE7XnT4atAcHykdohWMkxJEye6D+tTW6IsTs7dgz1kE3enZD6bNHwxYEaZwqRhvPv3Rec4JFieJY= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700469722; c=relaxed/simple; bh=1iCGJv97/bCfgzw+oWxZN3uCKD/99yEYY1pC7r0yYGE=; h=DKIM-Signature:Date:From:To:Subject:Message-ID:MIME-Version; b=Os+kod4If2zclFwTUtTyKCrykhfhbGvleH3N1W/GPoIK4DrUTyayfi7nHwy3GZOECM1vkrvIM0xnQGblpsMuAVFTXAa9WtHOeq5n6caU4VxHR0cYmrHuTJJ4TM+Uq3dWCbjSH3G0RnRau1qTi7IPgIMLBtSdwPmvSOEUcpKkMFg= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1700469718; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references; bh=bjdUYVPno3DeuE47LFmaMPRbEXLBUUY/o/2c9aZZVBs=; b=iKk0E0OhUAWqkGaR+HGM8BQ58ho4hNL6VSJFm/9h9G8vxshyEpqXKriOhMQ3To2n/5UqG8 uAHK/5J3GvoNyIYsfi6C9Dlrbi7KUzc6UXDFE2UKNyc8DmIOpF5nzx7qNe4WpCbza/aCG9 aEmBKQky67BxE2N47UQhLKf5T8JssFg= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-591-YtoUl17iNmGnyHyGRtpAaQ-1; Mon, 20 Nov 2023 03:41:57 -0500 X-MC-Unique: YtoUl17iNmGnyHyGRtpAaQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id BCA04280D46A; Mon, 20 Nov 2023 08:41:56 +0000 (UTC) Received: from tucnak.zalov.cz (unknown [10.39.194.53]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7F6111121306; Mon, 20 Nov 2023 08:41:56 +0000 (UTC) Received: from tucnak.zalov.cz (localhost [127.0.0.1]) by tucnak.zalov.cz (8.17.1/8.17.1) with ESMTPS id 3AK8fsKl1532958 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Mon, 20 Nov 2023 09:41:54 +0100 Received: (from jakub@localhost) by tucnak.zalov.cz (8.17.1/8.17.1/Submit) id 3AK8frua1532957; Mon, 20 Nov 2023 09:41:53 +0100 Date: Mon, 20 Nov 2023 09:41:53 +0100 From: Jakub Jelinek To: Richard Biener Cc: gcc-patches@gcc.gnu.org Subject: Re: [PATCH] tree-ssa-math-opts: popcount (X) == 1 to (X ^ (X - 1)) > (X - 1) optimization [PR90693] Message-ID: Reply-To: Jakub Jelinek References: MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.3 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Spam-Status: No, score=-3.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Mon, Nov 20, 2023 at 08:39:42AM +0000, Richard Biener wrote: > I think it's fine as you posted (and Jeff approved), I'm just wondering > if we should rename that pass somehow ;) Note ISEL is more for > required pre-expansion stuff and widen-mul is for expansion related but > optimization parts. +1 for renaming the pass. Jakub