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[8.43.85.97]) by mx.google.com with ESMTPS id p8-20020a170906a00800b0076ed46e4440si8866117ejy.636.2022.09.13.11.37.53 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Sep 2022 11:37:53 -0700 (PDT) Received-SPF: pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 8.43.85.97 as permitted sender) client-ip=8.43.85.97; Authentication-Results: mx.google.com; dkim=fail header.i=@nextmovesoftware.com header.s=default header.b="La/KX8gX"; spf=pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 8.43.85.97 as permitted sender) smtp.mailfrom="gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org" Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 82D153858407 for ; Tue, 13 Sep 2022 18:37:46 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from server.nextmovesoftware.com (server.nextmovesoftware.com [162.254.253.69]) by sourceware.org (Postfix) with ESMTPS id AA39D3858D28 for ; Tue, 13 Sep 2022 18:37:22 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org AA39D3858D28 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=nextmovesoftware.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=nextmovesoftware.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nextmovesoftware.com; s=default; h=Content-Type:MIME-Version:Message-ID: Date:Subject:To:From:Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=+hXwPZVh/oYEV2uXpN0YJOazRK8Xt1Fh8rbu5T0PSBA=; b=La/KX8gXX0hgoDKo2i/4VH+m4X 2rb5Ng18briZIyJ5Om0/vTHf2xVK/FIeoUHx/ZUh7BBDYww+bqsYYj4LWgiMQni33DHjloKDNJnC2 Lk9EmGoIw2hQWdJTEup8gKH0WlVZfYY8sXKC74Se2uB4OqI4rQPsh8HS+E7sBIFdjtCcsDP0E6bAQ efVsdU9Cxbr1umFCLJTnaQCCmBrwwA1suvp6FnA7hy8udNNFOKjmvlbcVrFw1KB83k94sNhrG/nzR kb8a+aCmyAhjrYTCrsr/31iypvS0m15ayr0IK4rl+BOqQZSCFXMo7lzPP6OJSzDEpVIWT3myiSgqY nMeWKYAw==; Received: from [185.62.158.67] (port=65526 helo=Dell) by server.nextmovesoftware.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1oYAmf-0006ua-Ii for gcc-patches@gcc.gnu.org; Tue, 13 Sep 2022 14:37:21 -0400 From: "Roger Sayle" To: "'GCC Patches'" Subject: [PATCH] Optimize (X< MIME-Version: 1.0 X-Mailer: Microsoft Outlook 16.0 Thread-Index: AdjHnskNwiLuCwEkRK2BcXF+Q6VAOw== Content-Language: en-gb X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - server.nextmovesoftware.com X-AntiAbuse: Original Domain - gcc.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - nextmovesoftware.com X-Get-Message-Sender-Via: server.nextmovesoftware.com: authenticated_id: roger@nextmovesoftware.com X-Authenticated-Sender: server.nextmovesoftware.com: roger@nextmovesoftware.com X-Source: X-Source-Args: X-Source-Dir: X-Spam-Status: No, score=-12.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, 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 X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org Sender: "Gcc-patches" X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1743880740558220973?= X-GMAIL-MSGID: =?utf-8?q?1743880740558220973?= This patch tweaks the match.pd transformation previously added to fold (X< gcc/ChangeLog * match.pd (op (lshift @0 @1) (lshift @2 @1)): Optimize the expression (X<