From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andrea Corallo Newsgroups: gmane.emacs.devel Subject: Re: Suppressing native compilation (short and long term) Date: Wed, 19 Oct 2022 19:33:45 +0000 Message-ID: References: <87ill8paw7.fsf@trouble.defaultvalue.org> <83o7uzivey.fsf@gnu.org> <3ac9d2b9632f75018327a1bcde0c373f152c404a.camel@gmail.com> <835ygob7ja.fsf@gnu.org> <8335bra2rl.fsf@gnu.org> <87ilkncugg.fsf@gnus.org> <83zgdz7x8u.fsf@gnu.org> <83leph7e4c.fsf@gnu.org> <83y1th5fe7.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7501"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Eli Zaretskii , Stefan Monnier , Lars Ingebrigtsen , liliana.prikler@gmail.com, rlb@defaultvalue.org, emacs-devel To: Lynn Winebarger Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Oct 19 21:35:05 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1olEqH-0001eZ-0s for ged-emacs-devel@m.gmane-mx.org; Wed, 19 Oct 2022 21:35:05 +0200 Original-Received: from localhost ([::1]:41606 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1olEqF-00041p-29 for ged-emacs-devel@m.gmane-mx.org; Wed, 19 Oct 2022 15:35:03 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:46136) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1olEp3-0002nE-7o for emacs-devel@gnu.org; Wed, 19 Oct 2022 15:33:49 -0400 Original-Received: from mx.sdf.org ([205.166.94.24]:63521) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1olEp1-0001vQ-RQ for emacs-devel@gnu.org; Wed, 19 Oct 2022 15:33:49 -0400 Original-Received: from ma.sdf.org (ma.sdf.org [205.166.94.33]) by mx.sdf.org (8.15.2/8.14.5) with ESMTPS id 29JJXj1v001580 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits) verified NO); Wed, 19 Oct 2022 19:33:46 GMT In-Reply-To: (Lynn Winebarger's message of "Tue, 18 Oct 2022 18:26:20 -0400") Received-SPF: pass client-ip=205.166.94.24; envelope-from=akrl@sdf.org; helo=mx.sdf.org X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:298127 Archived-At: Lynn Winebarger writes: > On Mon, Oct 17, 2022, 3:34 AM Andrea Corallo wrote: > > Lynn Winebarger writes: > > Also, my understanding from this conversation is that trampolines may be required at run-time that aren't known at > > build-time. > > The list of primitives is known at build time, so is the list of > possibly needed trampolines. > > Dumb question: if trampolines are only used for primitives from the C > source code, Trampolines are used for call sites to primitives in native code. They are the reason why native code is fully resilient to primitive redefinition (in contrast to C or bytecode). Andrea