From owner-freebsd-arm@freebsd.org Wed Jun 21 02:20:37 2017 Return-Path: Delivered-To: freebsd-arm@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 225B0DA6BDB for ; Wed, 21 Jun 2017 02:20:37 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-io0-x234.google.com (mail-io0-x234.google.com [IPv6:2607:f8b0:4001:c06::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DFD087BCAF for ; Wed, 21 Jun 2017 02:20:36 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mail-io0-x234.google.com with SMTP id k93so2382929ioi.2 for ; Tue, 20 Jun 2017 19:20:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=jF2GdXfENCb8NfxuXjTavP9gv2WvSbU4+m00oXD9kvQ=; b=ONLgmtc04gtrhiMPwPcWv9i0CFTPgFKdT0adeZhiJ7okDu+5NqCv2eLAY2tpIG+Y+u DYTm6yocJdXkh6obT+fz4pHKKYGXDQLprzMQJNZECi/mBaiAUlsXtAftFOVagz+wYQ7w vzdY+If78y9SrAmYpUq2hSFnh/uI9bbc+jO+iEHjqd7tYBCtf0vgaxDkuvh2buAHwDPe 9XD+ovvXfIRVlmuWXz3XT8b6pSkjIj4nISO4hDeLsyjwrqbpBPTSxOdhguU8oFzp6B23 GI+sSjmJFh44nK7UHBfTwyv4ZrXerxeBpwXI9mvkQGVqw25lYTMRfYodS0okTcOa5zFK s+UA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=jF2GdXfENCb8NfxuXjTavP9gv2WvSbU4+m00oXD9kvQ=; b=cJ/wTs60osjMlRb8Ppw+teCMZ1YMlPDoMR2M+Eoa5TcjZ/AMc+oLrRTsm41KyZHkVL xf2bAiIbOBgvj1/5kZqHgVN/kSSlu7uFElc3ZEws9KrBiAIK9g0W0AG99OiEm2xQHW0D OzTSQQjQBW9p4Mq/Zhlqh2Gheizo//VjL6HXiDJRh/HHfUrp4MWWp6x7webXt4dA33kA J3gPl/YaU6zHrtC6jJi4137kp5G3I+s0/eZYAoacqPBg7hjlR6hxgNAlZnkWe59fqQ5A PG+WeqBok8oOIO3HULnvRvFRK8MTPoDUbS2lEnjXAAq+CzHsfXbJxv2bx2HpxJfg/vXL ZTmA== X-Gm-Message-State: AKS2vOyM/5znIZJU6RlsrE9YXkAFrtWsNecKLjGpCkPmbqwPcVivLcIr KV0Hirp0JvXlne0qMbuxF9W+5GSAfB/w X-Received: by 10.107.188.3 with SMTP id m3mr1278126iof.113.1498011636174; Tue, 20 Jun 2017 19:20:36 -0700 (PDT) MIME-Version: 1.0 Sender: carpeddiem@gmail.com Received: by 10.107.10.86 with HTTP; Tue, 20 Jun 2017 19:20:15 -0700 (PDT) In-Reply-To: References: From: Ed Maste Date: Tue, 20 Jun 2017 22:20:15 -0400 X-Google-Sender-Auth: 6B-1dQKVFI6PRB_Sh2Siv7ATJ3k Message-ID: Subject: Re: Creating armv7 MACHINE_ARCH To: Warner Losh Cc: "freebsd-arm@freebsd.org" Content-Type: text/plain; charset="UTF-8" X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Jun 2017 02:20:37 -0000 On 8 June 2017 at 16:27, Warner Losh wrote: > While the kernel doesn't really need an armv7 support, there will be a > better match to other systems if we create a armv7 MACHINE_ARCH. Let me add one more point in this discussion: LLVM's lld linker currently assumes an armv7 target. Introducing armv7 MACHINE_ARCH will allow us to enable lld for armv7, leaving arm/armv6 to use binutils (old version in the base system, or port/pkg).