From owner-freebsd-toolchain@FreeBSD.ORG Thu Mar 19 02:40:39 2015 Return-Path: Delivered-To: freebsd-toolchain@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 6C91FC67 for ; Thu, 19 Mar 2015 02:40:39 +0000 (UTC) Received: from asp.reflexion.net (outbound-241.asp.reflexion.net [69.84.129.241]) (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 1F20F34A for ; Thu, 19 Mar 2015 02:40:38 +0000 (UTC) Received: (qmail 6520 invoked from network); 19 Mar 2015 02:40:37 -0000 Received: from unknown (HELO rtc-sm-01.app.dca.reflexion.local) (10.81.150.1) by 0 (rfx-qmail) with SMTP; 19 Mar 2015 02:40:37 -0000 Received: by rtc-sm-01.app.dca.reflexion.local (Reflexion email security v7.40.1) with SMTP; Wed, 18 Mar 2015 22:40:37 -0400 (EDT) Received: (qmail 588 invoked from network); 19 Mar 2015 02:40:37 -0000 Received: from unknown (HELO iron2.pdx.net) (69.64.224.71) by 0 (rfx-qmail) with (DHE-RSA-AES256-SHA encrypted) SMTP; 19 Mar 2015 02:40:37 -0000 X-No-Relay: not in my network X-No-Relay: not in my network X-No-Relay: not in my network Received: from [192.168.1.8] (c-67-189-19-145.hsd1.or.comcast.net [67.189.19.145]) by iron2.pdx.net (Postfix) with ESMTPSA id 949211C43A6; Wed, 18 Mar 2015 19:40:30 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2070.6\)) Subject: Re: powerpc64 11.0-CURRENT: CROSS_TOOLCHAIN=powerpc64-gcc rejects -m elf32ppc_fbsd for linking boot1.elf From: Mark Millard In-Reply-To: <122C9C88-24F9-4FA7-BCAC-293ED0DB946A@dsl-only.net> Date: Wed, 18 Mar 2015 19:40:34 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <62E9089D-AF22-49F2-A20B-8719C1922EC7@dsl-only.net> References: <122C9C88-24F9-4FA7-BCAC-293ED0DB946A@dsl-only.net> To: freebsd-toolchain@freebsd.org X-Mailer: Apple Mail (2.2070.6) Cc: freebsd-ports@freebsd.org, FreeBSD PowerPC ML X-BeenThere: freebsd-toolchain@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Maintenance of FreeBSD's integrated toolchain List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 Mar 2015 02:40:39 -0000 It looks to me like the space between -m and elf32ppc_fbsd in "-m = elf32ppc_fbsd" is likely not allowed for powerpc64-gcc (gcc 4.9.1): (shown ignoring binary file matches) > # pwd > /usr/obj/portswork/usr/ports/devel/powerpc64-gcc/work > # find . -type f -exec grep elf32ppc_fbsd {} \; -print | more > #define LINK_OS_FREEBSD_SPEC32 "-melf32ppc_fbsd " = LINK_OS_FREEBSD_SPEC_DEF32 > ./gcc-4.9.1/gcc/config/rs6000/freebsd64.h > -melf32ppc_fbsd %{p:%nconsider using `-pg' instead of `-p' with = gprof(1)} %{v:-V} %{assert*} %{R*} %{rpath*} %{defsym*} = %{shared:-Bshareable %{h*} %{soname*}} %{!shared: %{!static: = %{rdynamic: -export-dynamic} %{!dynamic-linker:-dynamic-linker = /libexec/ld-elf32.so.1}} %{static:-Bstatic}} = %{symbolic:-Bsymbolic} > ./build-gcc/gcc/specs > #define LINK_OS_FREEBSD_SPEC32 "-melf32ppc_fbsd " = LINK_OS_FREEBSD_SPEC_DEF32 > = ./stage/usr/local/lib/gcc/powerpc64-portbld-freebsd11.0/4.9.1/plugin/inclu= de/config/rs6000/freebsd64.h This might explain the elf32gcc_fbsd file missing notices that I = reported before. However when I removed the spaces from the Makefile.inc*'s that use "-m = elf..." (see later) powerpc64-gcc produced: > /usr/local/bin/powerpc64-portbld-freebsd11.0-gcc -ffreestanding = -msoft-float -Os -I/usr/srcC/sys/boot/powerpc/boot1.chrp/../../common = -I/usr/srcC/sys/boot/powerpc/boot1.chrp/../../../ -D_STANDALONE=20 > -m32 -mcpu=3Dpowerpc -m32 -mcpu=3Dpowerpc -std=3Dgnu99 -nostdlib = -static -Wl,-N -melf32ppc_fbsd -melf32ppc_fbsd -o boot1.elf boot1.o = ashldi3.o syncicache.o -L/usr/obj/usr/srcC/usr/lib/libc++ -lc++ > powerpc64-portbld-freebsd11.0-gcc: error: unrecognized command line = option '-melf32ppc_fbsd' > powerpc64-portbld-freebsd11.0-gcc: error: unrecognized command line = option '-melf32ppc_fbsd' It looks like elf32ppc_fbsd mode usage with such -m notation is = disallowed in powerpc64-gcc. [I tried a few experimental, manual gcc5 command lines and got the same = results there. So it may not be just powerpc64-gcc.] Being disallowed overall would imply that WITH_GCC_BOOTSTRAP=3D (4.2.1 = or some alternative) is required for such use and = /usr/srcC/Makefile.inc1 would need to make use of the alternative that = allows elf32ppc_fbsd where it is used. So for my purposes WITHOUT_LIB32=3D WITHOUT_BOOT=3D relative to seeing what can be done with powerpc64-xtoolchain-gcc: I'm = not checking if there is a different way to do an equivalent of = -melf32ppc_fbsd. The -m elf...'s that I tried changing were as below. I only tried = elf32ppc_fbsd contexts. > # svnlite diff /usr/srcC/Makefile.inc1 /usr/srcC/sys/boot | more > Index: /usr/srcC/Makefile.inc1 > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > --- /usr/srcC/Makefile.inc1 (revision 279514) > +++ /usr/srcC/Makefile.inc1 (working copy) > @@ -396,7 +396,7 @@ > MACHINE_CPU=3D"i686 mmx sse sse2" > LIB32WMAKEFLAGS=3D \ > AS=3D"${AS} --32" \ > - LD=3D"${LD} -m elf_i386_fbsd -Y = P,${LIB32TMP}/usr/lib32" > + LD=3D"${LD} -melf_i386_fbsd -Y = P,${LIB32TMP}/usr/lib32" > =20 > .elif ${TARGET_ARCH} =3D=3D "powerpc64" > .if empty(TARGET_CPUTYPE) > @@ -406,7 +406,7 @@ > .endif > LIB32WMAKEENV=3D MACHINE=3Dpowerpc MACHINE_ARCH=3Dpowerpc > LIB32WMAKEFLAGS=3D \ > - LD=3D"${LD} -m elf32ppc_fbsd" > + LD=3D"${LD} -melf32ppc_fbsd" > .endif > =20 > =20 > Index: /usr/srcC/sys/boot/i386/Makefile.inc > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > --- /usr/srcC/sys/boot/i386/Makefile.inc (revision 279514) > +++ /usr/srcC/sys/boot/i386/Makefile.inc (working copy) > @@ -14,7 +14,7 @@ > CFLAGS+=3D -m32 > ACFLAGS+=3D -m32 > # LD_FLAGS is passed directly to ${LD}, not via ${CC}: > -LD_FLAGS+=3D -m elf_i386_fbsd > +LD_FLAGS+=3D -melf_i386_fbsd > AFLAGS+=3D --32 > .endif > =20 > Index: /usr/srcC/sys/boot/ofw/Makefile.inc > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > --- /usr/srcC/sys/boot/ofw/Makefile.inc (revision 279514) > +++ /usr/srcC/sys/boot/ofw/Makefile.inc (working copy) > @@ -2,7 +2,7 @@ > =20 > .if ${MACHINE_ARCH} =3D=3D "powerpc64" > CFLAGS+=3D -m32 -mcpu=3Dpowerpc > -LDFLAGS+=3D -m elf32ppc_fbsd > +LDFLAGS+=3D -melf32ppc_fbsd > .endif > =20 > .include "../Makefile.inc" > Index: /usr/srcC/sys/boot/powerpc/Makefile.inc > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > --- /usr/srcC/sys/boot/powerpc/Makefile.inc (revision 279514) > +++ /usr/srcC/sys/boot/powerpc/Makefile.inc (working copy) > @@ -2,7 +2,7 @@ > =20 > .if ${MACHINE_ARCH} =3D=3D "powerpc64" > CFLAGS+=3D -m32 -mcpu=3Dpowerpc > -LDFLAGS+=3D -m elf32ppc_fbsd > +LDFLAGS+=3D -melf32ppc_fbsd > .endif > =20 > .include "../Makefile.inc" > Index: /usr/srcC/sys/boot/uboot/Makefile.inc > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > --- /usr/srcC/sys/boot/uboot/Makefile.inc (revision 279514) > +++ /usr/srcC/sys/boot/uboot/Makefile.inc (working copy) > @@ -2,7 +2,7 @@ > =20 > .if ${MACHINE_ARCH} =3D=3D "powerpc64" > CFLAGS+=3D -m32 -mcpu=3Dpowerpc > -LDFLAGS+=3D -m elf32ppc_fbsd > +LDFLAGS+=3D -melf32ppc_fbsd > .endif > =20 > .include "../Makefile.inc" =3D=3D=3D Mark Millard markmi at dsl-only.net On 2015-Mar-18, at 02:38 PM, Mark Millard = wrote: Basic context (more details given later): > # freebsd-version -ku; uname -apKU > 11.0-CURRENT > 11.0-CURRENT > FreeBSD FBSDG5C0 11.0-CURRENT FreeBSD 11.0-CURRENT #0 r279514M: Wed = Mar 11 19:23:14 PDT 2015 = root@FBSDG4C0:/usr/obj/powerpc.powerpc64/usr/srcC/sys/GENERIC64vtsc-NODEBU= G powerpc powerpc64 1100062 1100062 No clang is built or installed. The problem: > make -j 8 CROSS_TOOLCHAIN=3Dpowerpc64-gcc WITHOUT_CLANG_BOOTSTRAP=3D = WITHOUT_CLANG_IS_CC=3D WITHOUT_CLANG=3D WITHOUT_CLANG_EXTRAS=3D = WITHOUT_CLANG_FULL=3D WITHOUT_LLDB=3D WITHOUT_GCC_BOOTSTRAP=3D = WITHOUT_GCC=3D buildworld buildkernel KERNCONF=3DGENERIC64vtsc-NODEBUG = TARGET=3Dpowerpc TARGET_ARCH=3Dpowerpc64 processes up to: > /usr/local/bin/powerpc64-portbld-freebsd11.0-gcc -ffreestanding = -msoft-float -Os -I/usr/srcC/sys/boot/powerpc/boot1.chrp/../../common = -I/usr/srcC/sys/boot/powerpc/boot1.chrp/../../../ -D_STANDALONE=20 > -m32 -mcpu=3Dpowerpc -m32 -mcpu=3Dpowerpc -std=3Dgnu99 -nostdlib = -static -Wl,-N -m elf32ppc_fbsd -m elf32ppc_fbsd -o boot1.elf boot1.o = ashldi3.o syncicache.o -L/usr/obj/usr/srcC/usr/lib/libc++ -lc++ and then gets for the above command... > powerpc64-portbld-freebsd11.0-gcc: error: elf32ppc_fbsd: No such file = or directory > powerpc64-portbld-freebsd11.0-gcc: error: elf32ppc_fbsd: No such file = or directory > powerpc64-portbld-freebsd11.0-gcc: error: unrecognized command line = option '-m' > powerpc64-portbld-freebsd11.0-gcc: error: unrecognized command line = option '-m' >=20 > *** [boot1.elf] Error code 1 >=20 > make[6]: stopped in /usr/srcC/sys/boot/powerpc/boot1.chrp > 1 error The -m options seems to be from the likes of... > # $FreeBSD: head/sys/boot/powerpc/Makefile.inc 227739 2011-11-19 = 19:25:57Z andreast $ >=20 > .if ${MACHINE_ARCH} =3D=3D "powerpc64" > CFLAGS+=3D -m32 -mcpu=3Dpowerpc > LDFLAGS+=3D -m elf32ppc_fbsd > .endif >=20 > .include "../Makefile.inc" and (extracted from using find ... -print): > LDFLAGS+=3D -m elf32ppc_fbsd > /usr/srcC/sys/boot/ofw/Makefile.inc > LDFLAGS+=3D -m elf32ppc_fbsd > /usr/srcC/sys/boot/uboot/Makefile.inc > LD=3D"${LD} -m elf32ppc_fbsd" > /usr/srcC/Makefile.inc1 When I looked at "man gcc" I did not find any "-m text" options = or any -melf32ppc_fbsd option. It would suggest that "-m elf32ppc_fbsd" = is not normally valid --matching the complaints by = powerpc64-portbld-freebsd11.0-gcc. Is there a FreeBSD-specific addition to gcc missing in powerpc64-gcc? Context details: WITHOUT_CLANG=3D (bootstrap too) is important to getting this far in my = context. (It was in the make command shown earlier.) # more /etc/src.conf CC=3D/usr/local/bin/powerpc64-portbld-freebsd11.0-gcc CXX=3D/usr/local/bin/powerpc64-portbld-freebsd11.0-g++ CPP=3D/usr/local/bin/powerpc64-portbld-freebsd11.0-cpp CROSS_BINUTILS_PREFIX=3D/usr/local/powerpc64-freebsd/bin/ X_COMPILER_TYPE=3Dgcc CXXFLAGS+=3D-I/usr/obj/usr/srcC/tmp/usr/include/c++/v1 LDADD+=3D-L/usr/obj/usr/srcC/usr/lib/libc++ -lc++ NO_WERROR=3D The CC=3D, CXX=3D, CPP=3D assignments matching the XCC, XCXX, and XCPP = assignments for CROSS_TOOLCHAIN=3Dpowerpc64-gcc are important to getting = this far: otherwise gcc 4.2.1 is used for some things. I also listed = CROSS_BINUTILS_PREFIX and X_COMPILER_TYPE when I added the assignments. = I do not know if they are needed. libc++ include and library path handling did not automatically work so I = added the explicit CXXFLAGS+=3D and LDADD+=3D. If there had been a CXX = specific LDADDCXX I would have used it instead. NO_WERROR=3D is for avoiding stopping for the warnings: I'm not trying = to clean up the status relative to compiler warnings. # svnlite info /usr/srcC/ Path: /usr/srcC Working Copy Root Path: /usr/srcC URL: https://svn0.us-west.freebsd.org/base/head Relative URL: ^/head Repository Root: https://svn0.us-west.freebsd.org/base Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f Revision: 279514 Node Kind: directory Schedule: normal Last Changed Author: adrian Last Changed Rev: 279514 Last Changed Date: 2015-03-01 18:27:25 -0800 (Sun, 01 Mar 2015) # svnlite status /usr/srcC/ --no-ignore ? /usr/srcC/.snap M /usr/srcC/Makefile M /usr/srcC/contrib/llvm/include/llvm/ADT/IntrusiveRefCntPtr.h ? /usr/srcC/restoresymtable M /usr/srcC/sys/ddb/db_main.c M /usr/srcC/sys/ddb/db_script.c ? /usr/srcC/sys/powerpc/conf/GENERIC64vtsc ? /usr/srcC/sys/powerpc/conf/GENERIC64vtsc-NODEBUG ? /usr/srcC/sys/powerpc/conf/GENERICvtsc ? /usr/srcC/sys/powerpc/conf/GENERICvtsc-NODEBUG M /usr/srcC/sys/powerpc/ofw/ofw_machdep.c M /usr/srcC/sys/powerpc/ofw/ofwcall64.S IntrusiveRefCntPtr.h needed an internal friend status established across = typename parameters in order to compile. I have a PowerMac G5 specific change to make booting reliable and some = changes for getting information from early boot failures in case I get = any more of them. I build without ps3 in order to allow having both vt = and sc in the build. # ls -FPal /usr/local/include/iconv* -rw-r--r-- 1 root wheel 9348 Mar 12 02:47 = /usr/local/include/iconv.h_alt powerpc64-gcc automatically finds files in /usr/local/include/ such that = they can be used when others with different content but the same name = are appropriate. I renamed /usr/local/include/iconv.h to avoid it being = an example of that. I will not list how I got powerpc64-xtoolchain-gcc (and so = powerpc64-gcc) to finish installing on a powerpc64 11.0-CURRENT. =3D=3D=3D Mark Millard markmi at dsl-only.net