From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 2E359A00BE; Fri, 11 Feb 2022 08:53:54 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id EDDD5410E5; Fri, 11 Feb 2022 08:53:53 +0100 (CET) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id C46D640042 for ; Fri, 11 Feb 2022 08:53:52 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1644566032; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=YmGkis3FKSrQAeYPvDjIDU/AgP21qVUGieJvnABVGEc=; b=EKf4C6U9muReoOj0mggT8RT9X+hn3uV62nWdgDrOlTs0AhjNJPa26s2ZZYTsaUEr9y4V0s YdDs6UGyKlWt7p6Tlk002Hgx1+jxbrVvd79mMzSKN8MmGimXNsZdU3myMkGUDI7t1Dxwh5 IIQelP6SH5oqI0ZSh7PmDUlrYrx/Fbc= Received: from mail-lj1-f200.google.com (mail-lj1-f200.google.com [209.85.208.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-650-lRvhwryRM4aeDGSQkNJDeA-1; Fri, 11 Feb 2022 02:53:49 -0500 X-MC-Unique: lRvhwryRM4aeDGSQkNJDeA-1 Received: by mail-lj1-f200.google.com with SMTP id y19-20020a2e9793000000b0023f158d6cc0so3773037lji.10 for ; Thu, 10 Feb 2022 23:53:48 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=YmGkis3FKSrQAeYPvDjIDU/AgP21qVUGieJvnABVGEc=; b=H51hhbibhhOBgRSzE7FGaeUm3UCyGQfUJmw3M2SBGZ449lQVV91frQck3uux4XNFwL LBeqx3s9lp1gSj98GIA0r2gF+bRirCkhcsf/KTyqjJSmqqu1K/w5eQSxuVy4O3I2Lz/V orWzX8gGigoL4/NT7LbIVehPaNNUwBIfqVEx/d/PWwB2jiEh+sEFiiWGSRUlZqWb1XFG D+lAuz+JW2Xydlv5Oys+XYIuoMWS1c8LuzGGhtb5wYDGXEgiYy/NA9JBvisBKRz2ZCRB cXHaTZQE1jJgrNbPcE/dKjX3p80tu7w2wh0QP3tmTMhd/b2V7OnuQd3vPuc7V+xeQKSV PY/A== X-Gm-Message-State: AOAM5329ndB9XSK+4d3bUoPbM/NFLnHl+7McrqM6S0Rhq3mteV5hu0cQ u2AUlaxtNZgGi9LJuII5B/VGnkGqKDXglTABED1GHhX9dH7+Uqa6CucAsylZ7eG/AOyAEd+Ot/2 ltoAw/o4ULQtAWjoUlDE= X-Received: by 2002:a2e:b444:: with SMTP id o4mr273772ljm.477.1644566027593; Thu, 10 Feb 2022 23:53:47 -0800 (PST) X-Google-Smtp-Source: ABdhPJwRSWw0gNqAArgHLOCaYU06KQ1Lku4a1ONHvmr3v3H+nm+7fZZFnYT+N7I3PdB40+f6v6DULxrNr1/c+xVv7pg= X-Received: by 2002:a2e:b444:: with SMTP id o4mr273762ljm.477.1644566027369; Thu, 10 Feb 2022 23:53:47 -0800 (PST) MIME-Version: 1.0 References: <20211004100304.13602-1-pbhagavatula@marvell.com> <20211105085712.3220-1-pbhagavatula@marvell.com> In-Reply-To: From: David Marchand Date: Fri, 11 Feb 2022 08:53:36 +0100 Message-ID: Subject: Re: [dpdk-dev] [PATCH v2] eal/arm: remove CASP constraints for GCC To: "pbhagavatula@marvell.com" , Ruifeng Wang , "jerinj@marvell.com" Cc: "dev@dpdk.org" , nd , Honnappa Nagarahalli , Thomas Monjalon Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dmarchan@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Tue, Nov 16, 2021 at 3:56 PM David Marchand wrote: > > > GCC now assigns even register pairs for CASP, the fix has also been > > > backported to all stable releases of older GCC versions. > > > Removing the manual register allocation allows GCC to inline the functions > > > and pick optimal registers for performing CASP. > > > > > > Signed-off-by: Pavan Nikhilesh > > Acked-by: Ruifeng Wang > I added a reference to gcc commit and applied, thanks. -- David Marchand