From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andrea Corallo via "Emacs development discussions." Newsgroups: gmane.emacs.devel Subject: Re: On elisp running native - Update 12 Date: Mon, 28 Sep 2020 15:39:48 +0000 Message-ID: References: <83o8uegykm.fsf@gnu.org> <74dd94a9-28cb-a5fd-dbc7-ab21009834ad@cs.ucla.edu> <87pn66ornr.fsf@gmail.com> Reply-To: Andrea Corallo Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2414"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Andrea Corallo via "Emacs development discussions." , Eli Zaretskii , Stefan Monnier , rms@gnu.org To: Caio Henrique Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Sep 28 17:42:01 2020 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 1kMvHt-0000Vl-1h for ged-emacs-devel@m.gmane-mx.org; Mon, 28 Sep 2020 17:42:01 +0200 Original-Received: from localhost ([::1]:34140 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kMvHs-0004tf-1b for ged-emacs-devel@m.gmane-mx.org; Mon, 28 Sep 2020 11:42:00 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51522) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kMvFs-0003jC-JC for emacs-devel@gnu.org; Mon, 28 Sep 2020 11:39:56 -0400 Original-Received: from mx.sdf.org ([205.166.94.24]:57674) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kMvFm-0007pJ-IE; Mon, 28 Sep 2020 11:39:56 -0400 Original-Received: from mab (ma.sdf.org [205.166.94.33]) by mx.sdf.org (8.15.2/8.14.5) with ESMTP id 08SFdmYD000393; Mon, 28 Sep 2020 15:39:48 GMT In-Reply-To: <87pn66ornr.fsf@gmail.com> (Caio Henrique's message of "Mon, 28 Sep 2020 12:19:20 -0300") Received-SPF: pass client-ip=205.166.94.24; envelope-from=akrl@sdf.org; helo=mx.sdf.org X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/28 10:51:09 X-ACL-Warn: Detected OS = ??? 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: 2.1.23 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:256607 Archived-At: Caio Henrique writes: > Hi Andrea, > > I have a question: does libgccjit include support for the GCC's OpenMP > implementation? If so, then could that be used on Emacs? I.e. the elisp > equivalent of something like: > > #pragma omp parallel for private(i) shared(a) > for (i=1; i b[i] = (a[i] + a[i-1]); Hi Caio, It does not. We may add it tho, but I think would be more beneficial to expose first aref aset and see what we can generate with the GCC vectorizer. But I guess before that in the line unboxing is waiting. There is really a vast space of possible improvements to be covered for the future. Andrea