From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 689FB20A5DB; Tue, 29 Oct 2024 22:24:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730240689; cv=none; b=clrfPqLmF+62/B7lq/b6jXccmxIJQEioR7D/bqo8SE4gtUe4QB8inW4hzfMcSwycQrwQsz5IJ5CDDl4OLS5ocZfQ08va/jwaGSdB1+8BiQfK6iSUn59gO0iXfi4FcdSeP5AmZUzAmkrtdXI6V4HzNYos4k+jqO+ikSB7nEoIkyw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730240689; c=relaxed/simple; bh=DaBqTA3A7xl7Kvfy6PSQ6meDmsp/mY+pO3DkEcw1UKE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=STXH5Yqwo4BnD5ydEQTj59dJmWX1H0aJgorbxSHPz2NHvM+zSBW5P0DT7MW5mInpB0Z2Fqx/vl/WhYi8p05kiB3KaRvDWIU+jFw7hS0c5z9z9z9KWQ6b1mjXdjpgI9CSxrWpl6UY4bUOrSOnzYHkv/0zjhwPkxJIjewyQFccMqs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dX12qOAv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dX12qOAv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58D6EC4CECD; Tue, 29 Oct 2024 22:24:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730240689; bh=DaBqTA3A7xl7Kvfy6PSQ6meDmsp/mY+pO3DkEcw1UKE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dX12qOAvnAJxkAgkZjTdRWtA7qyqDL6ou6eSRhOnt8OJ/8nUWZvhcfWN2lKZhegPk YUquYoFDgLfB1HL/6VZnY5tbIZpqunyp6hcWSI4gP5NbsBzcj8kyAqvp8jjD6u079F mKENJ/+uSPUdJ1LIViq0iK/XAcTYKXlB9RZX9wU8BlHOZTdj/hkJ5uDvoOlHMXFbrQ JOteQ0lL8y1tsnd9CuDai+bFR7IOAKS9qFxl59lR11Uaeq/TwrJe25dr6vH8hJNZva WdU2KcbWkSRszJ3L/bsFlZ+rg8CH5V/Sb+CCvdEfUr3NY9QgEECP5hNQ2fJrt3/96t XInqxxc4sYM3w== Date: Tue, 29 Oct 2024 15:24:46 -0700 From: Nathan Chancellor To: koachan@protonmail.com Cc: "David S. Miller" , Andreas Larsson , Nick Desaulniers , Bill Wendling , Justin Stitt , glaubitz@physik.fu-berlin.de, Masahiro Yamada , Nicolas Schier , Jonathan Corbet , sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, linux-kbuild@vger.kernel.org, linux-doc@vger.kernel.org Subject: Re: [PATCH v3 2/2] sparc/build: Add SPARC target flags for compiling with clang Message-ID: <20241029222446.GB2632697@thelio-3990X> References: <20241029-sparc-cflags-v3-0-b28745a6bd71@protonmail.com> <20241029-sparc-cflags-v3-2-b28745a6bd71@protonmail.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241029-sparc-cflags-v3-2-b28745a6bd71@protonmail.com> On Tue, Oct 29, 2024 at 09:49:08PM +0700, Koakuma via B4 Relay wrote: > From: Koakuma > > clang only supports building 64-bit kernel, so we use the > sparc64-linux-gnu target. > > See also: https://lore.kernel.org/lkml/e26PTXUXEz8OYXmaeKn4Mpuejr4IOlFfFwdB5vpsluXlYiqDdlyQTYcDtdAny_o4gO4SfPeQCCN2qpyT6e0nog5EaP3xk2SeUPTrF54p1gM=@protonmail.com/T/#m068e010dcf8b99d3510a90d7532bcdb70e2e2c6b > > Signed-off-by: Koakuma Acked-by: Nathan Chancellor > --- > Documentation/kbuild/llvm.rst | 3 +++ > scripts/Makefile.clang | 1 + > 2 files changed, 4 insertions(+) > > diff --git a/Documentation/kbuild/llvm.rst b/Documentation/kbuild/llvm.rst > index 6dc66b4f31a7bb62ba5bb6174730dc0a69ee0bba..bc8a283bc44bbfa9948ad3c9fe8031269ce10be4 100644 > --- a/Documentation/kbuild/llvm.rst > +++ b/Documentation/kbuild/llvm.rst > @@ -179,6 +179,9 @@ yet. Bug reports are always welcome at the issue tracker below! > * - s390 > - Maintained > - ``LLVM=1`` (LLVM >= 18.1.0), ``CC=clang`` (LLVM < 18.1.0) > + * - sparc (sparc64 only) > + - Maintained > + - ``CC=clang LLVM_IAS=0`` (LLVM >= 20) > * - um (User Mode) > - Maintained > - ``LLVM=1`` > diff --git a/scripts/Makefile.clang b/scripts/Makefile.clang > index 6c23c6af797fb016232914589c948208345417ad..2435efae67f53a26d55a1c0f1bf254a49d9fc731 100644 > --- a/scripts/Makefile.clang > +++ b/scripts/Makefile.clang > @@ -10,6 +10,7 @@ CLANG_TARGET_FLAGS_mips := mipsel-linux-gnu > CLANG_TARGET_FLAGS_powerpc := powerpc64le-linux-gnu > CLANG_TARGET_FLAGS_riscv := riscv64-linux-gnu > CLANG_TARGET_FLAGS_s390 := s390x-linux-gnu > +CLANG_TARGET_FLAGS_sparc := sparc64-linux-gnu > CLANG_TARGET_FLAGS_x86 := x86_64-linux-gnu > CLANG_TARGET_FLAGS_um := $(CLANG_TARGET_FLAGS_$(SUBARCH)) > CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(SRCARCH)) > > -- > 2.47.0 > >