220 40336 <85554521.NQMVqEWYve@tjmaciei-mobl1> article Path: news.gmane.org!.POSTED!not-for-mail From: Thiago Macieira Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Runtime code generation and self modifying code Date: Fri, 05 Oct 2018 08:38:39 -0700 Lines: 19 Approved: news@gmane.org Message-ID: <85554521.NQMVqEWYve@tjmaciei-mobl1> References: <4489f889-977c-45f2-8a2f-186ee3b06bff@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1538753798 904 195.159.176.226 (5 Oct 2018 15:36:38 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 5 Oct 2018 15:36:38 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCB4TK757YBRBAUL33OQKGQEFFLAQXI@isocpp.org Fri Oct 05 17:36:34 2018 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-qt1-f200.google.com ([209.85.160.200]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1g8S9Y-00005H-F5 for gclcip-std-proposals@m.gmane.org; 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[2001:19f0:5:2221::1:3]) by mx.google.com with ESMTPS id x11-v6si4470639qvr.128.2018.10.05.08.38.41 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 05 Oct 2018 08:38:41 -0700 (PDT) Received-SPF: pass (google.com: domain of thiago@macieira.org designates 2001:19f0:5:2221::1:3 as permitted sender) client-ip=2001:19f0:5:2221::1:3; Original-Received: from tjmaciei-mobl1.localnet (unknown [IPv6:2601:1c0:4500:d000:f1f7:a58d:7beb:9a94]) by smtp.macieira.info (Postfix) with ESMTPSA id 684D319EB2 for ; Fri, 5 Oct 2018 08:38:41 -0700 (PDT) In-Reply-To: <4489f889-977c-45f2-8a2f-186ee3b06bff@isocpp.org> X-Original-Sender: thiago@macieira.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of thiago@macieira.org designates 2001:19f0:5:2221::1:3 as permitted sender) smtp.mailfrom=thiago@macieira.org Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Spam-Checked-In-Group: std-proposals@isocpp.org X-Google-Group-Id: 399137483710 List-Post: , List-Help: , List-Archive: List-Subscribe: , List-Unsubscribe: , Xref: news.gmane.org gmane.comp.lang.c++.isocpp.proposals:40336 Archived-At: On Thursday, 4 October 2018 17:35:50 PDT Matthew Fioravante wrote: > What if you instead you atomically overwrote the check with NOPS. Then the > branch is gone and accessing the object is as efficient as if it weren't > lazy. You can't do that on most modern architectures. -- Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org Software Architect - Intel Open Source Technology Center -- You received this message because you are subscribed to the Google Groups "ISO C++ Standard - Future Proposals" group. To unsubscribe from this group and stop receiving emails from it, send an email to std-proposals+unsubscribe@isocpp.org. To post to this group, send email to std-proposals@isocpp.org. To view this discussion on the web visit https://groups.google.com/a/isocpp.org/d/msgid/std-proposals/85554521.NQMVqEWYve%40tjmaciei-mobl1. .