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=-3.9 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 1681E1F45E for ; Tue, 11 Feb 2020 19:05:56 +0000 (UTC) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:subject:to:cc:references:from:message-id:date :mime-version:in-reply-to:content-type :content-transfer-encoding; q=dns; s=default; b=yAMcafIlf+c7CoVV /Av8VWkzyuYWoF1elA/MfTK5qU/YwMA7xIKGW9rIAsbGk0uRP7CSxR/SHUjaLtBM 7cP/YEiepFBSHSiF5ab64EBKvr3+yJmnkSlhpYeB8MFGkfNAgPkJqY+vVRzO/ZhD uKS2Fdeu56D5lbkn3X3EyxrgHak= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:subject:to:cc:references:from:message-id:date :mime-version:in-reply-to:content-type :content-transfer-encoding; s=default; bh=Xa0fQyioWufraiuW8+AWyk mmF/Y=; b=Cst7pMKQxUJ8wsJUoqRMRYZq0qaiOmilsrCTaTMW5tbyHmzF+hQflH YPTJ7LrWEyy47moBOuJmqmy7iLMilrleeKLgcGMUGj/5QYJxF2Anr8pEgVsmileD oraJwaTI4tLHhN680PzjeJsKysryAQLLYGj6fo3LYbmsuc2CPsdlk= Received: (qmail 54881 invoked by alias); 11 Feb 2020 19:05:53 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Received: (qmail 54871 invoked by uid 89); 11 Feb 2020 19:05:52 -0000 Authentication-Results: sourceware.org; auth=none X-HELO: mail-qt1-f193.google.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:autocrypt:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ETn43BmQVn5iSR88iV5CcbdY5UKYlCuVHTmm46RI9gU=; b=TWnifo8lbclDxHvhTX6ZpPtRnkQgn9dWm21TQcBjOxrkTGyc3dGfSJgd2mCIWqA83H 7HoYAHkDq26AIKDBk1XaiZT8QRPMvPqy6PF2WTkSUxxxC+/Nt/nz74tnBDrNowpDxvwJ tZV6J9e3Pu1j3X2ACy6W3Ko5knkJRRsqPuC1gsv2QIAb2JdhA5EoNgrroSchFHsBnA0x tYQVIfMbBF0XfeGrjbwMSMeIQjQmSQRztNHgk76j9+ZRRIX9UpwEYgKs0yF32Cc1Wbuy fa6uLrnDb+YGqMwspS3ixRaKScn7lRE/RIUxdI/+4ICzaQz1JkAQEXGEGt/HbciUUaPE slKg== Subject: Re: [PATCH 06/15] mips64: Consolidate Linux sysdep.h To: Joseph Myers Cc: libc-alpha@sourceware.org References: <20200210192038.23588-1-adhemerval.zanella@linaro.org> <20200210192038.23588-6-adhemerval.zanella@linaro.org> From: Adhemerval Zanella Message-ID: Date: Tue, 11 Feb 2020 16:05:46 -0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit On 10/02/2020 19:48, Joseph Myers wrote: > On Mon, 10 Feb 2020, Adhemerval Zanella wrote: > >> The mips64 Linux syscall macros only differs argument type and >> the requirement of zero-extending values on n32. The headers > > It's sign-extension, not zero-extension (because that's the > architecturally-defined rule for how 32-bit values must be represented in > 64-bit registers for 32-bit instructions to work correctly - though > current Linux kernels ensure syscall arguments are properly extended > before they reach any C functions in the kernel). > Thanks, I corrected the patch description.