From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 117185 invoked by alias); 1 Aug 2017 13:36:47 -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 117166 invoked by uid 89); 1 Aug 2017 13:36:47 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 spammy= X-HELO: mx1.suse.de Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 01 Aug 2017 13:36:46 +0000 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id C65DFABBF; Tue, 1 Aug 2017 13:36:43 +0000 (UTC) From: Andreas Schwab To: Maxim Kuvyrkov Cc: Gerald Pfeifer , Torsten Duwe , "Richard Earnshaw \(lists\)" , Sandra Loosemore , Marek Polacek , GCC Patches , Szabolcs Nagy , nd@arm.com, Li Bin , Jiri Kosina , Marcus Shawcroft , Takahiro Akashi , Andrew Wafaa Subject: Re: [PATCH v12] add -fpatchable-function-entry=N,M option References: <20170706140311.GA20710@suse.de> <20170707193028.GA17752@suse.de> <20170726142629.GG22969@suse.de> X-Yow: Hello, GORRY-O!! I'm a GENIUS from HARVARD!! Date: Tue, 01 Aug 2017 13:36:00 -0000 In-Reply-To: (Maxim Kuvyrkov's message of "Tue, 1 Aug 2017 16:03:20 +0300") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2017-08/txt/msg00080.txt.bz2 On Aug 01 2017, Maxim Kuvyrkov wrote: > Do you know a reliable way of checking whether target can issue nops in simple code? Try inspecting one of the rtl dumps. Andreas. -- Andreas Schwab, SUSE Labs, schwab@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."