From nobody Sat Jun 3 18:57:03 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 4QYTd83QHbz4ZMP7 for ; Sat, 3 Jun 2023 18:57:16 +0000 (UTC) (envelope-from jrtc27@jrtc27.com) Received: from mail-wr1-f54.google.com (mail-wr1-f54.google.com [209.85.221.54]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4QYTd82d7sz3lv1 for ; Sat, 3 Jun 2023 18:57:16 +0000 (UTC) (envelope-from jrtc27@jrtc27.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-wr1-f54.google.com with SMTP id ffacd0b85a97d-3090d3e9c92so3294983f8f.2 for ; Sat, 03 Jun 2023 11:57:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685818635; x=1688410635; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=BxJCHA3vY8vlHMVXh6n38FHFEAD43CpR6zaAX5i+we0=; b=DYMLlkUArJlp6E4FljFqEs9+PwjRLA+8lyNW7u8AkmB6bZYTahTPpLhoJVQqAvkW42 nT9O0Qt6Si/yHwJa5TEFX7wVlEzHYAH+/qpX6HjMG5tbvAul+6i8IpdGjqpyyZvBtAx9 ef/Rr/QO9TwAbqfJCcjsAh2H76uRHrW/ld9g7hZq8l0e9Lpslzm/xWhbWa/fpLCH3nfs eJQYN+lrkCnZRManjNzm56BfJUhSmgBIcwc5+vo78zqo9eIpIQ7yOFOdU0Gd0qhgcOHJ 9MzCq+M1xsjQKhbezX5YxYKM6kn0TNv0izjBt3BU9G4pO2pEC89UMtEVH1vcj8chJor+ Ix5Q== X-Gm-Message-State: AC+VfDyq9LZSME8fgyLm9Ylj4aHiU1/guj6N/4EtJniqdEJwn377yeIs eSbb2eZbskpk1BQkwr6tlZNbTS3DEN3Ec4SPFIkyMA== X-Google-Smtp-Source: ACHHUZ48NjLvZf8HZiYBvqdF9qzhRTx1tvD3KqlfwcM1SB+qzib5NxrPu8rsBj6PhUuvTTHHzebtAg== X-Received: by 2002:adf:f94d:0:b0:306:3945:65e9 with SMTP id q13-20020adff94d000000b00306394565e9mr2981366wrr.3.1685818635314; Sat, 03 Jun 2023 11:57:15 -0700 (PDT) Received: from smtpclient.apple ([131.111.5.246]) by smtp.gmail.com with ESMTPSA id m24-20020a7bca58000000b003f4dde07956sm9455493wml.42.2023.06.03.11.57.14 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 03 Jun 2023 11:57:14 -0700 (PDT) Content-Type: text/plain; charset=utf-8 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 (Mac OS X Mail 16.0 \(3731.500.231\)) Subject: Re: git: 1b0d96f3c43a - main - xregs_sig: Finish renaming simd to xregs before adding avx From: Jessica Clarke In-Reply-To: Date: Sat, 3 Jun 2023 19:57:03 +0100 Cc: "src-committers@freebsd.org" , "dev-commits-src-all@freebsd.org" , "dev-commits-src-main@freebsd.org" Content-Transfer-Encoding: quoted-printable Message-Id: <3F83B6B8-7A16-488B-9594-50A7426931F5@freebsd.org> References: <202306031713.353HDY7D036200@gitrepo.freebsd.org> To: Dmitry Chagin X-Mailer: Apple Mail (2.3731.500.231) X-Rspamd-Queue-Id: 4QYTd82d7sz3lv1 X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N On 3 Jun 2023, at 19:50, Dmitry Chagin wrote: >=20 > On Sat, Jun 03, 2023 at 07:05:48PM +0100, Jessica Clarke wrote: >> On 3 Jun 2023, at 18:13, Dmitry Chagin wrote: >>>=20 >>> The branch main has been updated by dchagin: >>>=20 >>> URL: = https://cgit.FreeBSD.org/src/commit/?id=3D1b0d96f3c43a5f997dca120a83a4b069= 95df345b >>>=20 >>> commit 1b0d96f3c43a5f997dca120a83a4b06995df345b >>> Author: Dmitry Chagin >>> AuthorDate: 2023-06-03 17:11:44 +0000 >>> Commit: Dmitry Chagin >>> CommitDate: 2023-06-03 17:11:44 +0000 >>>=20 >>> xregs_sig: Finish renaming simd to xregs before adding avx >>=20 >> Isn=E2=80=99t this the wrong direction? =E2=80=9Cxregs=E2=80=9D = sounds specific to x86=E2=80=99s xmm >> registers; arm64=E2=80=99s q NEON registers are definitely not = =E2=80=9Cxregs=E2=80=9D, those >> are the standard GPRs. >>=20 > 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=E2=80=99s = notion of SIMD. Jess >> Jess >>=20 >>> Reviewed by: kib, jhb >>> Differential Revision: https://reviews.freebsd.org/D40382