From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 98073 invoked by alias); 1 Sep 2017 06:26:24 -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 95531 invoked by uid 89); 1 Sep 2017 06:26:21 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.2 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:302 X-HELO: smtp.ispras.ru Received: from bran.ispras.ru (HELO smtp.ispras.ru) (83.149.199.196) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 01 Sep 2017 06:26:19 +0000 Received: from monopod.intra.ispras.ru (monopod.intra.ispras.ru [10.10.3.121]) by smtp.ispras.ru (Postfix) with ESMTP id 76AA4203D7; Fri, 1 Sep 2017 09:26:17 +0300 (MSK) Date: Fri, 01 Sep 2017 06:26:00 -0000 From: Alexander Monakov To: Jeff Law cc: gcc-patches@gcc.gnu.org Subject: Re: [PING][PATCH 2/3] retire mem_signal_fence pattern In-Reply-To: Message-ID: References: <20170802174548.12344-1-amonakov@ispras.ru> <20170802174548.12344-2-amonakov@ispras.ru> User-Agent: Alpine 2.20.13 (LNX 116 2015-12-14) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-SW-Source: 2017-09/txt/msg00013.txt.bz2 On Thu, 31 Aug 2017, Jeff Law wrote: > This is OK. > > What's the point of the delete_insns_since calls in patch #3? Deleting the first barrier when maybe_expand_insn failed. Other functions in the file use a similar approach. Thanks. Alexander