From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 50894 invoked by alias); 29 Apr 2016 10:51:46 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 50876 invoked by uid 89); 29 Apr 2016 10:51:45 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.4 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:1467, clever X-HELO: mail-yw0-f175.google.com Received: from mail-yw0-f175.google.com (HELO mail-yw0-f175.google.com) (209.85.161.175) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-GCM-SHA256 encrypted) ESMTPS; Fri, 29 Apr 2016 10:51:35 +0000 Received: by mail-yw0-f175.google.com with SMTP id t10so179026610ywa.0 for ; Fri, 29 Apr 2016 03:51:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=6O1UhsvUbRovUr1trzkAkdIPmD5AD51SiYibfPmxF/o=; b=BoK8rNUFetkmaG23KIUBEvyGucuwC8G+kAVWYrfgJwvLmeOVvGQSwD7LUonhJrQSsM vi0hN/hYo5wdQ2jslYVldVMkILO7CaSPqOIPw0/2AHEkFno4+7i3IOc47r7GlLc98QZR TXJh+OjwZCnsO41sLEV5Li0pxzS0NHVPDKF4D3X7n92QxNiStf5sgM4xZt/qXRFPSsS1 sd4IZthgv8FS4ngLZODZbHv+zYcL6JJm0A+MZdafAkrDXuMpUyyVTJaCg3g71J6ZMWDq 5OO74CNLsP4RV6ni1YQNdjg5YFVP8G/ZQHw+WY5BshsH3WzSxbFIGQf4w07nnNt7HTzF X1iw== X-Gm-Message-State: AOPr4FV8/WeDxcnul/lq6bIS6hOFKAswHBn5XvtSBskHH+6lFWN1zWXYjPj9ionsOW81Jwqfzw1bDHZxEApMFg== MIME-Version: 1.0 X-Received: by 10.176.64.104 with SMTP id h95mr11019960uad.84.1461927093435; Fri, 29 Apr 2016 03:51:33 -0700 (PDT) Received: by 10.103.76.220 with HTTP; Fri, 29 Apr 2016 03:51:33 -0700 (PDT) In-Reply-To: <3799415.uPfXC5v7Nr@polaris> References: <3466465.kPQ0hp1mLX@polaris> <3799415.uPfXC5v7Nr@polaris> Date: Fri, 29 Apr 2016 10:51:00 -0000 Message-ID: Subject: Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes From: Uros Bizjak To: Eric Botcazou Cc: "gcc-patches@gcc.gnu.org" Content-Type: multipart/mixed; boundary=94eb2c0480de17b2ce05319d6df8 X-SW-Source: 2016-04/txt/msg01977.txt.bz2 --94eb2c0480de17b2ce05319d6df8 Content-Type: text/plain; charset=UTF-8 Content-length: 334 On Fri, Apr 29, 2016 at 12:17 PM, Eric Botcazou wrote: >> I'm testing the attached patch. Does it fix your ada failures? > > No, it totally breaks stack checking. :-( Eh, I was trying to be too clever. Attached patch was actually tested on a couple of cases. It generates the same assembly as before. Uros. --94eb2c0480de17b2ce05319d6df8 Content-Type: text/plain; charset=US-ASCII; name="r.diff.txt" Content-Disposition: attachment; filename="r.diff.txt" Content-Transfer-Encoding: base64 X-Attachment-Id: f_inlln06z0 Content-length: 1493 SW5kZXg6IGkzODYubWQKPT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gaTM4 Ni5tZAkocmV2aXNpb24gMjM1NjIwKQorKysgaTM4Ni5tZAkod29ya2luZyBj b3B5KQpAQCAtODgsNiArODgsNyBAQAogICBVTlNQRUNfU0VUX0dPVF9PRkZT RVQKICAgVU5TUEVDX01FTU9SWV9CTE9DS0FHRQogICBVTlNQRUNfU1RBQ0tf Q0hFQ0sKKyAgVU5TUEVDX1BST0JFX1NUQUNLCiAKICAgOzsgVExTIHN1cHBv cnQKICAgVU5TUEVDX1RQCkBAIC0xNzU1Miw2ICsxNzU1MywyOSBAQAogICBE T05FOwogfSkKIAorKGRlZmluZV9leHBhbmQgInByb2JlX3N0YWNrIgorICBb KG1hdGNoX29wZXJhbmQgMCAibWVtb3J5X29wZXJhbmQiKV0KKyAgIiIKK3sK KyAgcnR4ICgqaW5zbikgKHJ0eCkKKyAgICA9IChHRVRfTU9ERSAob3BlcmFu ZHNbMF0pID09IERJbW9kZQorICAgICAgID8gZ2VuX3Byb2JlX3N0YWNrX2Rp IDogZ2VuX3Byb2JlX3N0YWNrX3NpKTsKKworICBlbWl0X2luc24gKGluc24g KG9wZXJhbmRzWzBdKSk7CisgIERPTkU7Cit9KQorCis7OyBVc2UgT1IgZm9y IHN0YWNrIHByb2JlcywgdGhpcyBpcyBzaG9ydGVyLgorKGRlZmluZV9pbnNu ICJwcm9iZV9zdGFja188bW9kZT4iCisgIFsoc2V0IChtYXRjaF9vcGVyYW5k OlcgMCAibWVtb3J5X29wZXJhbmQiICI9bSIpCisJKHVuc3BlYzpXIFsoY29u c3RfaW50IDApXSBVTlNQRUNfUFJPQkVfU1RBQ0spKQorICAgKGNsb2JiZXIg KHJlZzpDQyBGTEFHU19SRUcpKV0KKyAgIiIKKyAgIm9yezxpbW9kZXN1ZmZp eD59XHR7JDAsICUwfCUwLCAwfSIKKyAgWyhzZXRfYXR0ciAidHlwZSIgImFs dTEiKQorICAgKHNldF9hdHRyICJtb2RlIiAiPE1PREU+IikKKyAgIChzZXRf YXR0ciAibGVuZ3RoX2ltbWVkaWF0ZSIgIjEiKV0pCisgIAogKGRlZmluZV9p bnNuICJhZGp1c3Rfc3RhY2tfYW5kX3Byb2JlPG1vZGU+IgogICBbKHNldCAo bWF0Y2hfb3BlcmFuZDpQIDAgInJlZ2lzdGVyX29wZXJhbmQiICI9ciIpCiAJ KHVuc3BlY192b2xhdGlsZTpQIFsobWF0Y2hfb3BlcmFuZDpQIDEgInJlZ2lz dGVyX29wZXJhbmQiICIwIildCg== --94eb2c0480de17b2ce05319d6df8--