From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x436.google.com (mail-pf1-x436.google.com [IPv6:2607:f8b0:4864:20::436]) by sourceware.org (Postfix) with ESMTPS id E53AD3858D1E for ; Wed, 8 Nov 2023 02:22:50 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org E53AD3858D1E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=ventanamicro.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=ventanamicro.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org E53AD3858D1E Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::436 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699410172; cv=none; b=IFsyPOIJxHzVBO/0+1pLVTrI/CxObCrsndBH+7sbcRMCvnDaf+iVf/RD0OlC696kDlOzvT40THKmZs1n49V3pixIcmbTNNmnfvfzo56jNdjLDibrFY9gvgJ4mDSH9YdL9tQJ4EBBsGQw3YH12c7kLTW4GTjD8CUEDm8/gUzuQJo= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699410172; c=relaxed/simple; bh=VBXw6hSfevkpBpWLXBqFKhmejjl4tMsZGtBVxhkx3tM=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=W7Et3t0sBWZfJVqQ2v+EKX+klRGUWAjamZdaeLROdV4WNgjuMNBLPoK783dpdYCFneFL3O9sQh66qCITRAatG52HRNLaLDHeca6/AzRPXqpXukT2I7f+OHMfYFYayax7EuxfstC8z+u0lOhRpQWFesyMEFXHcCkYXy/GeRpPMBY= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-pf1-x436.google.com with SMTP id d2e1a72fcca58-6be0277c05bso5504210b3a.0 for ; Tue, 07 Nov 2023 18:22:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1699410170; x=1700014970; darn=gcc.gnu.org; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=ZHSamLOYcxeJKtG04R51u4MfWZkJMznZwu+TA3paHtw=; b=FjWKL2J+/hIS4u9a3xOLT8TpIySewoRdt0YQmoez3K/m6ElY/bbNeU7tV5Dcautlmo WpNTGwag2Bb+XaNWGF6IAPOnE2uEoOpe8XZzz3Gxap15UZNrWw7ht5q2HmJfnDodbli+ gRJpSLi1j8QVukZ7joKur4ZDsEOTqy389PA9CYxnxy2dTLRvfXaD2183Ljj+fzCc+x66 ljbulDf91XBFO3b7gxk3VU0tV4EDj2FHa3PkoQWm38/N1VbeO7Jg2ILUq3zLQ1xMqZIM ARgDB8eMQuWkhEtIE2s2oy3bz9m3Ae2yEP9HXp4R3I+kNoIlm65nR/7VnBE3saSYk6KW rtlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699410170; x=1700014970; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ZHSamLOYcxeJKtG04R51u4MfWZkJMznZwu+TA3paHtw=; b=nlvgjyXtrW035YvnB5ZVbTIQQbz+wGXlleRLe8AqpqyIl3u5/PctYlFBtvWgYm+T9w QXiwFsklIMDRhfD1t7o0wPYOHbsSjeT82ufjl6s0qKfw9Q5j1w4EPtCzU61gA3K/yYAk gIOmQ4lm/yn45+ijzPWy2iMV8WjrgkfVHYwhZd45tlrxTzUvg24eCjyCmAL0mZj5TseC xgqkhSNXLHRuvZ3H9+ptjQ/lWtc7CwRw2dsh78FOhA9OiViXHN+KJw+FwLEwnzYjr9ZB r9gi8Ic2YIFELx84Z3RPma0OOez+Dh9hztvm+SWfFY5UPsQvT8m1pqMmmAVjxjU2M3/P PIJw== X-Gm-Message-State: AOJu0YxQOvKxJ6pfjNfr4fXsrxK47yEWBhrPj6A83ixH0vQCi34DwZoG THrQgUcSTePSB4eLfXhurJ3VL0R/lAG7NVYdAx8= X-Google-Smtp-Source: AGHT+IGYW1IrnvmWHkDjyOZMIZshck+P0hTDrcRfdM5OusAjEKNRpr7IP0P6Wv5W+YMHr9O6NTOBmg== X-Received: by 2002:a05:6a20:258f:b0:17e:8d04:f764 with SMTP id k15-20020a056a20258f00b0017e8d04f764mr893820pzd.2.1699410169909; Tue, 07 Nov 2023 18:22:49 -0800 (PST) Received: from [172.31.90.253] ([216.9.110.7]) by smtp.gmail.com with ESMTPSA id 15-20020a17090a190f00b002802d9d4e96sm510372pjg.54.2023.11.07.18.22.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 07 Nov 2023 18:22:49 -0800 (PST) Message-ID: Date: Tue, 7 Nov 2023 19:22:46 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 10/12] mode-switching: Use 1-based edge aux fields Content-Language: en-US To: Jeff Law , gcc-patches@gcc.gnu.org, richard.sandiford@arm.com References: <3aec5244-f77a-400a-b9d6-a8cd72eb935b@gmail.com> From: Jeff Law In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,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 11/7/23 17:35, Richard Sandiford wrote: > I could have sworn that there was something that checked that passes > left edge aux fields clear, but it looks like I misremembered. So I > probably need to stick a clear_aux_for_edges () call above the first > main loop (for 12/12) and keep the initialisation here as well. That does sound vaguely familiar. Maybe it was a one-off test someone did. > > That kind-of takes away the point of shifting to 1-based values > in the first place. Ah well... Your call. I'd tend to lean towards inserting the clear_aux call if we don't have something that's consistently verifying aux state. Alternately we can return to the -1 handling. I doubt it's all that important from a compile-time standpoint. jeff