From nobody Sat Jun 03 19:29:12 2023 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4QYVL31HzFz4ZT9N; Sat, 3 Jun 2023 19:29:15 +0000 (UTC) (envelope-from dchagin@heemeyer.club) Received: from heemeyer.club (heemeyer.club [195.93.173.158]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4QYVL26RsFz3rGG; Sat, 3 Jun 2023 19:29:14 +0000 (UTC) (envelope-from dchagin@heemeyer.club) Authentication-Results: mx1.freebsd.org; none Received: from heemeyer.club (localhost [127.0.0.1]) by heemeyer.club (8.17.1/8.16.1) with ESMTP id 353JTCId063333; Sat, 3 Jun 2023 22:29:12 +0300 (MSK) (envelope-from dchagin@heemeyer.club) Received: (from dchagin@localhost) by heemeyer.club (8.17.1/8.16.1/Submit) id 353JTCIu063332; Sat, 3 Jun 2023 22:29:12 +0300 (MSK) (envelope-from dchagin) Date: Sat, 3 Jun 2023 22:29:12 +0300 From: Dmitry Chagin To: Jessica Clarke Cc: "src-committers@freebsd.org" , "dev-commits-src-all@freebsd.org" , "dev-commits-src-main@freebsd.org" Subject: Re: git: 1b0d96f3c43a - main - xregs_sig: Finish renaming simd to xregs before adding avx Message-ID: References: <202306031713.353HDY7D036200@gitrepo.freebsd.org> <3F83B6B8-7A16-488B-9594-50A7426931F5@freebsd.org> List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <3F83B6B8-7A16-488B-9594-50A7426931F5@freebsd.org> X-Rspamd-Queue-Id: 4QYVL26RsFz3rGG X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:61400, ipnet:195.93.173.0/24, country:RU] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N On Sat, Jun 03, 2023 at 07:57:03PM +0100, Jessica Clarke wrote: > On 3 Jun 2023, at 19:50, Dmitry Chagin wrote: > > > > On Sat, Jun 03, 2023 at 07:05:48PM +0100, Jessica Clarke wrote: > >> On 3 Jun 2023, at 18:13, Dmitry Chagin wrote: > >>> > >>> The branch main has been updated by dchagin: > >>> > >>> URL: https://cgit.FreeBSD.org/src/commit/?id=1b0d96f3c43a5f997dca120a83a4b06995df345b > >>> > >>> commit 1b0d96f3c43a5f997dca120a83a4b06995df345b > >>> Author: Dmitry Chagin > >>> AuthorDate: 2023-06-03 17:11:44 +0000 > >>> Commit: Dmitry Chagin > >>> CommitDate: 2023-06-03 17:11:44 +0000 > >>> > >>> xregs_sig: Finish renaming simd to xregs before adding avx > >> > >> Isn’t this the wrong direction? “xregs” sounds specific to x86’s xmm > >> registers; arm64’s q NEON registers are definitely not “xregs”, those > >> are the standard GPRs. > >> > > NEON registers is not GPRs, here xregs is all non GPRs, ie, sse, avx, > > neon, etc. > > But the AArch64 registers are called x0 through x30. They are x > registers. So calling the SIMD registers X registers is both incorrect > and highly confusing. It is not general, it is specific to x86’s notion > of SIMD. Naming is hard (c) especially for non-native :), I just need an avx registers test to fix golang issues in the Linuxulator. Feel free to join D40410, D40384, propose you naming variant, may be x->ext or ngprs > > Jess > > >> Jess > >> > >>> Reviewed by: kib, jhb > >>> Differential Revision: https://reviews.freebsd.org/D40382 > >