From owner-freebsd-ppc@freebsd.org Mon Nov 28 03:10:38 2016 Return-Path: Delivered-To: freebsd-ppc@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 5109AC58998 for ; Mon, 28 Nov 2016 03:10:38 +0000 (UTC) (envelope-from markmi@dsl-only.net) Received: from asp.reflexion.net (outbound-mail-210-31.reflexion.net [208.70.210.31]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 04B229D5 for ; Mon, 28 Nov 2016 03:10:37 +0000 (UTC) (envelope-from markmi@dsl-only.net) Received: (qmail 11891 invoked from network); 28 Nov 2016 03:10:23 -0000 Received: from unknown (HELO mail-cs-02.app.dca.reflexion.local) (10.81.19.2) by 0 (rfx-qmail) with SMTP; 28 Nov 2016 03:10:23 -0000 Received: by mail-cs-02.app.dca.reflexion.local (Reflexion email security v8.20.0) with SMTP; Sun, 27 Nov 2016 22:10:43 -0500 (EST) Received: (qmail 5869 invoked from network); 28 Nov 2016 03:10:43 -0000 Received: from unknown (HELO iron2.pdx.net) (69.64.224.71) by 0 (rfx-qmail) with (AES256-SHA encrypted) SMTP; 28 Nov 2016 03:10:43 -0000 Received: from [192.168.1.106] (c-76-115-7-162.hsd1.or.comcast.net [76.115.7.162]) by iron2.pdx.net (Postfix) with ESMTPSA id C8D5DEC9011; Sun, 27 Nov 2016 19:10:35 -0800 (PST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 10.1 \(3251\)) Subject: Re: WITH_CLANG_BOOTSTRAP= for TARGET_ARCH=powerpc64 but bound to devel/powerpc64-binutils : can such be done? From: Mark Millard In-Reply-To: <6CB31FDE-DA0E-46AD-BFB1-69B9A9DBC4E1@dsl-only.net> Date: Sun, 27 Nov 2016 19:10:35 -0800 Cc: FreeBSD Toolchain , FreeBSD PowerPC ML Content-Transfer-Encoding: quoted-printable Message-Id: <864D23CD-58C5-4E38-89E7-DAE0A3DEA71A@dsl-only.net> References: <6CB31FDE-DA0E-46AD-BFB1-69B9A9DBC4E1@dsl-only.net> To: Bryan Drewery X-Mailer: Apple Mail (2.3251) X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 28 Nov 2016 03:10:38 -0000 [Looks like I misread something so. . .] On 2016-Nov-27, at 4:34 PM, Mark Millard wrote: > Currently head has switched to clang 3.9.0 but my > TARGET_ARCH=3Dpowerpc64for clang experiments for buildworld are = blocked > by WITH_BINUTILS_BOOTSTRAP=3D 's ld stopping the buildworld via = failing > asserts. >=20 > What I'd like to do is build the bootstrap clang but bound to a > devel/powerpc64-binutils vintage to see if that works. So binutils > being "cross tool chain" (even when directly invoked by clang) but > clang itself not being cross tool chain but bootstrapped? >=20 > (elftoolchain may need to be considered with binutils.) >=20 > Do you know if there is a way for me to make assignments in a > SRC_ENV_CONF file that might enable such a combination? Or > do I need to modify the build environment to be non-standard? >=20 > So far in my reading /usr/src/Makefile.inc1 I've not seen any > combination of settings that look like it would go through and > work for what I've described here. I misread something and the following seems to have worked: (I tend to be explicit about some things that I do not need to be in such files: it helps em remember and understand some issues.) # more = ~/src.configs/src.conf.powerpc64-clang_altbinutils-bootstrap.amd64-host=20= TO_TYPE=3Dpowerpc64 TOOLS_TO_TYPE=3D${TO_TYPE} VERSION_CONTEXT=3D12.0 # KERNCONF=3DGENERIC64vtsc-NODBG TARGET=3Dpowerpc .if ${.MAKE.LEVEL} =3D=3D 0 TARGET_ARCH=3D${TO_TYPE} .export TARGET_ARCH .endif # WITH_CROSS_COMPILER=3D WITHOUT_SYSTEM_COMPILER=3D # WITH_LIBCPLUSPLUS=3D WITHOUT_BINUTILS_BOOTSTRAP=3D WITH_CLANG_BOOTSTRAP=3D WITH_CLANG=3D WITH_CLANG_IS_CC=3D WITH_CLANG_FULL=3D WITH_CLANG_EXTRAS=3D WITH_LLDB=3D # WITH_BOOT=3D # world32/usr/src/lib/csu/powerpc/crti.o got: # csu/powerpc/crti.S:34:13: error: unexpected token in memory operand # csu/powerpc/crti.S:35:2: error: invalid instruction mnemonic 'mflr' # and the like. So avoid LIB32. WITHOUT_LIB32=3D # WITHOUT_ELFTOOLCHAIN_BOOTSTRAP=3D WITHOUT_GCC_BOOTSTRAP=3D WITHOUT_GCC=3D WITHOUT_GCC_IS_CC=3D WITHOUT_GNUCXX=3D # NO_WERROR=3D #WERROR=3D MALLOC_PRODUCTION=3D # WITH_DEBUG_FILES=3D # # # For TO (so-called "cross") stages . . . # So-called-cross via ${TO_TYPE}-xtoolchain-gcc/${TO_TYPE}-gcc. . . # TOOLS_TO_TYPE based on ${TO_TYPE}-xtoolchain-gcc related binutils. . . # CROSS_BINUTILS_PREFIX=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/ .if ${.MAKE.LEVEL} =3D=3D 0 XAS=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/as XAR=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/ar XLD=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/ld XNM=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/nm XOBJCOPY=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/objcopy XOBJDUMP=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/objdump XRANLIB=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/ranlib XSIZE=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/size #NO-SUCH: XSTRINGS=3D/usr/local/${TOOLS_TO_TYPE}-freebsd/bin/strings XSTRINGS=3D/usr/local/bin/${TOOLS_TO_TYPE}-freebsd-strings .export XAS .export XAR .export XLD .export XNM .export XOBJCOPY .export XOBJDUMP .export XRANLIB .export XSIZE .export XSTRINGS .endif # # # =46rom based on clang (via system). . . # .if ${.MAKE.LEVEL} =3D=3D 0 CC=3D/usr/bin/clang CXX=3D/usr/bin/clang++ CPP=3D/usr/bin/clang-cpp .export CC .export CXX .export CPP .endif I have not tested what the buildworld produced yet. =3D=3D=3D Mark Millard markmi at dsl-only.net