From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.devel Subject: Re: [PATCH] Re: Bignum performance (was: Shrinking the C core) Date: Fri, 11 Aug 2023 21:50:51 +0200 Message-ID: <87edk9icis.fsf@dataswamp.org> References: <20230809094655.793FC18A4654@snark.thyrsus.com> <87il9owg0f.fsf@yahoo.com> <83fs4rjq9j.fsf@gnu.org> <87jzu2tvfc.fsf@dataswamp.org> <87y1ih3mc1.fsf@localhost> <87h6p5kcek.fsf@dataswamp.org> <87msyxoj2t.fsf@localhost> <875y5lkb4b.fsf@dataswamp.org> <87bkfdsmde.fsf@localhost> <87v8dlihc5.fsf@dataswamp.org> <87il9l1i59.fsf@localhost> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8377"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: emacs-devel@gnu.org Cancel-Lock: sha1:LOUjvUbV/9HsiTfptsmuoAwhNbE= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Aug 12 07:28:20 2023 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 1qUhAi-0001xo-Ly for ged-emacs-devel@m.gmane-mx.org; Sat, 12 Aug 2023 07:28:20 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qUhA1-0007bA-4q; Sat, 12 Aug 2023 01:27:38 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qUYA5-0000ag-6N for emacs-devel@gnu.org; Fri, 11 Aug 2023 15:51:05 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qUYA0-0003ie-OW for emacs-devel@gnu.org; Fri, 11 Aug 2023 15:51:04 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1qUY9y-0005u6-LF for emacs-devel@gnu.org; Fri, 11 Aug 2023 21:50:58 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: emacs-devel@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=ged-emacs-devel@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Sat, 12 Aug 2023 01:27:36 -0400 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:308600 Archived-At: Ihor Radchenko wrote: >> See if you can do my original test, which was 1-3 Elisp, >> byte-compiled Elisp, and natively compiled Elisp, and the >> Common Lisp execution (on your computer), if you'd like. > > As you wish: > > $ ~/Git/emacs/src/emacs -Q -batch -l /tmp/fib.el [5.783 s] > $ ~/Git/emacs/src/emacs -Q -batch -l /tmp/fib.elc [1.961 s] > $ ~/Git/emacs/src/emacs -Q -batch -l /tmp/fib.eln [1.901 s] > $ SBCL_HOME=/usr/lib64/sbcl sbcl --load /tmp/fib.cl [0.007 s] > > without the patch (on my system) > > $ ~/Git/emacs/src/emacs -Q -batch -l /tmp/fib.el [6.546 s] > $ ~/Git/emacs/src/emacs -Q -batch -l /tmp/fib.elc [2.498 s] > $ ~/Git/emacs/src/emacs -Q -batch -l /tmp/fib.eln [2.518 s] The stats seem to speak one language ... > Also, the patch gives improvements for more than just > bignums > | test | non-gc avg (s) | gc avg (s) | gcs avg | tot avg (s) > | tot avg err (s) | > |--------------------+----------------+------------+---------+-------------+-----------------| > | bubble | 0.70 | 0.06 | 1 | 0.76 | 0.07 | > | bubble-no-cons | 1.17 | 0.00 | 0 | 1.17 | 0.02 | > | bytecomp | 1.74 | 0.29 | 13 | 2.03 | 0.12 | > | dhrystone | 2.30 | 0.00 | 0 | 2.30 | 0.07 | > | eieio | 1.25 | 0.13 | 7 | 1.38 | 0.03 | > | fibn | 0.00 | 0.00 | 0 | 0.00 | 0.00 | > | fibn-named-let | 1.53 | 0.00 | 0 | 1.53 | 0.03 | > | fibn-rec | 0.00 | 0.00 | 0 | 0.00 | 0.00 | > | fibn-tc | 0.00 | 0.00 | 0 | 0.00 | 0.00 | > | flet | 1.48 | 0.00 | 0 | 1.48 | 0.04 | > | inclist | 1.07 | 0.00 | 0 | 1.07 | 0.02 | > | inclist-type-hints | 1.00 | 0.00 | 0 | 1.00 | 0.07 | > | listlen-tc | 0.13 | 0.00 | 0 | 0.13 | 0.03 | > | map-closure | 5.26 | 0.00 | 0 | 5.26 | 0.09 | > | nbody | 1.61 | 0.17 | 1 | 1.78 | 0.06 | > | pack-unpack | 0.31 | 0.02 | 1 | 0.33 | 0.00 | > | pack-unpack-old | 0.50 | 0.05 | 3 | 0.55 | 0.02 | > | pcase | 1.85 | 0.00 | 0 | 1.85 | 0.05 | > | pidigits | 4.41 | 0.96 | 17 | 5.37 | 0.13 | > | scroll | 0.64 | 0.00 | 0 | 0.64 | 0.01 | > | smie | 1.59 | 0.04 | 2 | 1.63 | 0.03 | > |--------------------+----------------+------------+---------+-------------+-----------------| > | total | 28.54 | 1.72 | 45 | 30.26 | 0.26 | > > (after the patch) > | test | non-gc avg (s) | gc avg (s) | gcs avg | tot avg (s) > | tot avg err (s) | > |--------------------+----------------+------------+---------+-------------+-----------------| > | bubble | 0.68 | 0.05 | 1 | 0.73 | 0.04 | > | bubble-no-cons | 1.00 | 0.00 | 0 | 1.00 | 0.04 | > | bytecomp | 1.60 | 0.23 | 13 | 1.82 | 0.16 | > | dhrystone | 2.03 | 0.00 | 0 | 2.03 | 0.05 | > | eieio | 1.08 | 0.12 | 7 | 1.20 | 0.07 | > | fibn | 0.00 | 0.00 | 0 | 0.00 | 0.00 | > | fibn-named-let | 1.44 | 0.00 | 0 | 1.44 | 0.12 | > | fibn-rec | 0.00 | 0.00 | 0 | 0.00 | 0.00 | > | fibn-tc | 0.00 | 0.00 | 0 | 0.00 | 0.00 | > | flet | 1.36 | 0.00 | 0 | 1.36 | 0.09 | > | inclist | 1.00 | 0.00 | 0 | 1.00 | 0.00 | > | inclist-type-hints | 1.00 | 0.00 | 0 | 1.00 | 0.07 | > | listlen-tc | 0.11 | 0.00 | 0 | 0.11 | 0.02 | > | map-closure | 4.91 | 0.00 | 0 | 4.91 | 0.12 | > | nbody | 1.47 | 0.17 | 1 | 1.64 | 0.08 | > | pack-unpack | 0.29 | 0.02 | 1 | 0.31 | 0.01 | > | pack-unpack-old | 0.43 | 0.05 | 3 | 0.48 | 0.01 | > | pcase | 1.84 | 0.00 | 0 | 1.84 | 0.07 | > | pidigits | 3.16 | 0.94 | 17 | 4.11 | 0.10 | > | scroll | 0.58 | 0.00 | 0 | 0.58 | 0.00 | > | smie | 1.40 | 0.04 | 2 | 1.44 | 0.06 | > |--------------------+----------------+------------+---------+-------------+-----------------| > | total | 25.38 | 1.62 | 45 | 27.00 | 0.32 | > > About ~10% improvement, with each individual benchmark being faster. Ten percent? We take it :) > Note how fibn test takes 0.00 seconds. It is limited to > fixnum range. What does that say/mean? -- underground experts united https://dataswamp.org/~incal