From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by sourceware.org (Postfix) with ESMTPS id 155423858C54 for ; Wed, 7 Jun 2023 14:06:43 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 155423858C54 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pl1-x62a.google.com with SMTP id d9443c01a7336-1b23f04e333so6808565ad.3 for ; Wed, 07 Jun 2023 07:06:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1686146802; x=1688738802; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=TLpqpaEWPpYjNhv5i8JjO+6QowLaBCH1KksNnM3s1lE=; b=nov8heSgwXx0eoom84rweQHjpFpDAomL+UlIv+y1v5Ntwxr/S4si766E7UTLnI/xhI pPhUYMu+euPGmU3azgxQ3bls8x2dyPj2ZCrcCX5+ddxMF3rG04FUTi5iYroyVPUlE9cw LHmQy3bsv1WF5OHg3nh2ory+8fTWTXa8REqj133lnI14gBTU13TIqhcBhC+J4hMrYgaW x7Y+JFu4+d6IYd5Pbe1TRDkG34AJ2sGYF2K7ushfy44dycDVjcaAZYD5nJ/qN+eTgaui 3eQaBycku4kMaO5t4+DZDJAAjDwIXH7XkY/Nw4SJ0CNJ7VZXNVZwbyX3gRLbGiaCHL2Y 9tbA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686146802; x=1688738802; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=TLpqpaEWPpYjNhv5i8JjO+6QowLaBCH1KksNnM3s1lE=; b=aRmPiZLf1XOj5Q0z73o+O+DR6aFvK0jhn/3t5oAOBD3T5YXQjyvQuX2UBaFeSTNHJC QT1OLPu7QwWuT6DFV19Gm+rSoRGhOvcgjIfgqE+oOTLicoq7BfkLeWO2mv9vtcRE5m9G cOePCCBhyiSgc6EnCFQgNQHMYRQSrLoonDdWLtvHE/nvrH9tKsaXPLc2axqpj6tmIe9Q LphGjxrlsTiCWL/txESWi0zvuwf0HAMHIBdfLQdfvrBYkRai8RXIB7Bz9wXzZQGbzKP9 iY6xcyNcX2bOIPGDg5nwyRMM2EEaqbu1EG26lMjEV4h/iq/dFcAjvgioPNXQ8ri968Fh dz8Q== X-Gm-Message-State: AC+VfDxftpC+opHc//7esaOkZakU0K/UBAiRbg/nBMmKYsoFSZFzTT2G /N54c25X0ZVRJ6tbHXHWgvzC4jvO4OWUusuty2I= X-Google-Smtp-Source: ACHHUZ6ibQuCs7izpulZRwC/gqgKRKhN+QOgTl2mOL9asdRmJZfQ2kiS/1PWGOcj4MCiEB51E4U95kNy1LRMxMXSVYs= X-Received: by 2002:a17:902:9302:b0:1ab:d89:5ef6 with SMTP id bc2-20020a170902930200b001ab0d895ef6mr2003066plb.68.1686146801845; Wed, 07 Jun 2023 07:06:41 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Andrew Pinski Date: Wed, 7 Jun 2023 07:06:30 -0700 Message-ID: Subject: Re: [committed] Convert H8 port to LRA To: Jeff Law Cc: "gcc-patches@gcc.gnu.org" Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,KAM_SHORT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,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 Sun, Jun 4, 2023 at 10:43=E2=80=AFAM Jeff Law via Gcc-patches wrote: > > With Vlad's recent LRA fix to the elimination code, the H8 can be > converted to LRA. Could you update the h8300 entry on https://gcc.gnu.org/backends.html for this change? Thanks, Andrew > > This patch has two changes of note. > > First, this turns Zz into a standard constraint. This helps reloading > for the H8/SX movqi pattern. > > Second, this drops the whole pattern for the SX bit memory operations. > I can't see why those exist to begin with. They should be handled by > the standard bit manipulation patterns. If someone wants to try and > improve SX bit support, that'd be great and they can do so within the > LRA framework :-) > > Pushed to the trunk... > > Jeff