From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.8 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_NONE shortcircuit=no autolearn=unavailable autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 64A0B1F4B5 for ; Tue, 12 Nov 2019 15:09:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727058AbfKLPJA (ORCPT ); Tue, 12 Nov 2019 10:09:00 -0500 Received: from mout.web.de ([212.227.17.12]:59447 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727020AbfKLPJA (ORCPT ); Tue, 12 Nov 2019 10:09:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1573571337; bh=FdFCLdeRldw5yd1yxzRw2aJSpzGqEAsJcOZ7TwE+NJw=; h=X-UI-Sender-Class:To:From:Subject:Cc:Date; b=rq6neZVJy6WoZovUOe4XDuv7W38xvVRsbyWe2xm+OLIA4HhHInjyMrIwCZo/CiTE0 fNd3burTfzQitVMvKBWguXQp9hAZOXXSGHM0IoDXB0kJCKiefKWHWaGlo5PQgWq652 pJpTKP61lwutZu1UyCOOq3uWL++AuwCfVEHUxdEc= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.3] ([78.49.102.255]) by smtp.web.de (mrweb101 [213.165.67.124]) with ESMTPSA (Nemesis) id 0MYf78-1iPZjm3nus-00VRtp; Tue, 12 Nov 2019 16:08:57 +0100 To: git@vger.kernel.org From: Markus Elfring Subject: coccinelle: adjustments for array.cocci? 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US X-Provags-ID: V03:K1:gbwURCqBJwObzJXD6lcQ7DTjsOXnuYkMbWSWX3TTWxUrqEkUP4W WPeMig7H0O4TwjF9ipR05WX5swdsVjIjBtH+oOpnmAIBYHjELJfCSoG86l1rj70O7QSbFr0 4LHL3ZlIUVjB9uQestUUEuxSA8Mj8vgCcVfYAuZ5y3sY0IDd89f4H1KRAIqrpsqCXHRl4N8 vfPYov6oQ2FC8txzn1D7Q== X-UI-Out-Filterresults: notjunk:1;V03:K0:vplMjf9C5nk=:YpHUfKD7WjnbfO2EgfgIm6 pv3pbtBTU6b5PQFN/QRMO7ZoNAwt3AOn7iiXBJ4mQJbW61yvKhzLtku8IHyYlTuRLf7DNB9P3 qFPgxTEnJrys/uVaBGi9dkhTxN3yvrtzTDDECWeB7cJ6MiSrUevvtGOv/tWyYak9cfuCBMaDc waftsTgylXAXFOiaYG8Y+5tBBmBY0rsiJEFykjeatJnl027WtW/NVj9MaFU7PsdUxmQtznmBg cD53TeVj3lvZ9+d3Zl8fgzEly7gZPrt7lecKWcQaFOC3doE6/r3a7yDkO1kAFq88DX9feAaZw svrgpbVo94aDZNf/K1u7tU+KKA+4G05nncrmYZckdaw2bSw9mjSPEBH60QoqJo/v/2kfEfXBP HgBZR4tZF4TZAWDNeTAxLEa8PUTKJKGTKE3XN86WeET+3lyYbsQciUEelD/LPBPbv8d9Ssyt3 zD+BdeGYOcxo1lQI6UrZqslrUtNJXezNbR9J1k8Z2Li0a7jYEBi+nIF6CHweeHOWZEV9vYMo8 86WCIWJrurXD+nkpZTrnq03drf2rsAvXbXZsd4hFFltIIxntrfl/2XMED2LkilX9Ii8ZXW4vk sbbWfZC+zGenlBNQMtlSllE2umY7vpNlq1f4f85zwRbh6q2jX5ig2Nf6wruGd1NOcDPLi7XEg LI9GLQISqehUFl9BAgv/QsqDu6n6BPutAAENxD46eQbsZrCktBk98ZQRAjWbJUH4mzTT4BdCK G5NH8s4ieVxJba/3rK8+3k/mwNPPc42j17uEhyw3YfUHUbrUDfDOrsB25iJ4WWmdK1H9KaaDC hnBc0ZwmMIDrBiDHRHAfcjvO5Uwy5P5hE1+87ZC33WvR/n/fe1Wq3TdhuQx4NqGVKUM+ceJOw CTohtwW+g/yj85PLRCRK05pnEovUr+r0Ei31ODV5OXw9fp3v1fK67uOORB7Z6sDSgLACg+C0a J4GI1u9ztTuvl6ljBUVlygtkaxwzAzHGZr6IJ27EUmF2cF9AA/JakyxXqxoG1Hkvi4+007RqE CruGb7+RV6g1R9wop4l3MnsNcQOPilCz8Z0bSsr+/zmXlvWIG8pP/3+0xrj1ysKoOJb1PErPv 6P5UVkzgtpJmdniLPLyfgQ/iJfXvSsRTBgEf0/272Gi583Op7lWx74jFnFPubU3p8oayQ4EPv 0U9TpaSwMoIBCeRZ2GZfR4X0NrHonJy/PDnAc8IkxWKVbRlgtprDxhaSWpnVBoNAOpDVpueJf e79I3NA99vDjM7YsK0ZlpRWwFsC8MTISCLlaUfpRyQmXC3da5/nDgRJamPH0= Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Hello, I would like to comment implementation details from the commit 177fbab747da4f58cb2a8ce010b3515c86dd67c9 ("coccinelle: use COPY_ARRAY for copying arrays"). Do you find the following code variant (for the semantic patch language) also useful? memcpy( ( ptr, E, n * - sizeof(*(ptr)) + sizeof(T) | arr, E, n * - sizeof(*(arr)) + sizeof(T) | E, ptr, n * - sizeof(*(ptr)) + sizeof(T) | E, arr, n * - sizeof(*(arr)) + sizeof(T) ) ) How do you think about the following SmPL code variant? -memcpy +COPY_ARRAY ( ( dst_ptr | dst_arr ) , ( src_ptr | src_arr ) , - (n) * sizeof(T) + n ) Regards, Markus