From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.pbcl.net ([88.198.119.4] helo=hetzner.pbcl.net) by linuxtogo.org with esmtp (Exim 4.72) (envelope-from ) id 1QWrC0-0005R5-F5 for openembedded-core@lists.openembedded.org; Wed, 15 Jun 2011 16:35:40 +0200 Received: from cambridge.roku.com ([81.142.160.137] helo=[172.30.1.145]) by hetzner.pbcl.net with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.69) (envelope-from ) id 1QWr8i-0005k7-7s for openembedded-core@lists.openembedded.org; Wed, 15 Jun 2011 16:32:16 +0200 From: Phil Blundell To: Patches and discussions about the oe-core layer In-Reply-To: <1308125091.6879.39.camel@lenovo.internal.reciva.com> References: <1308065443.25285.268.camel@phil-desktop> <1308125091.6879.39.camel@lenovo.internal.reciva.com> Organization: Phil Blundell Consulting Ltd Date: Wed, 15 Jun 2011 15:32:15 +0100 Message-ID: <1308148335.25285.1774.camel@phil-desktop> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Subject: Re: [PATCH RFC] binutils: allow distro to select gold as default cross-linker X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.11 Precedence: list Reply-To: Patches and discussions about the oe-core layer List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 15 Jun 2011 14:35:40 -0000 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit On Wed, 2011-06-15 at 09:04 +0100, Phil Blundell wrote: > One slightly annoying thing is that (e)glibc isn't buildable with gold > because the linker scripts don't work. So a little bit of patching is > going to be needed to have it use ld.bfd there. There might be some > other packages with similar issues but I haven't come across any yet. I think something like this is probably what's required for that. >From 48eaba1da89086b8edccaa03c27075d78635ab01 Mon Sep 17 00:00:00 2001 From: Phil Blundell Date: Wed, 15 Jun 2011 15:22:47 +0100 Subject: [PATCH] gcc-cross-intermediate: use ld.bfd if distro prefers gold Signed-off-by: Phil Blundell --- .../gcc/gcc-cross-intermediate.inc | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/meta/recipes-devtools/gcc/gcc-cross-intermediate.inc b/meta/recipes-devtools/gcc/gcc-cross-intermediate.inc index 92c3ce2..05b5dbc 100644 --- a/meta/recipes-devtools/gcc/gcc-cross-intermediate.inc +++ b/meta/recipes-devtools/gcc/gcc-cross-intermediate.inc @@ -7,6 +7,10 @@ CROSS_TARGET_SYS_DIR_append = ".${PN}" # This is intended to be a -very- basic config # sysroot is needed in case we use libc-initial +# +# Glibc won't compile with gold, and building glibc is the whole point of +# this recipe. So we select ld.bfd explicitly here if gold is the distro's +# preferred linker. EXTRA_OECONF = "--with-local-prefix=${STAGING_DIR_TARGET}${target_prefix} \ --enable-shared \ --disable-multilib \ @@ -17,7 +21,8 @@ EXTRA_OECONF = "--with-local-prefix=${STAGING_DIR_TARGET}${target_prefix} \ --with-sysroot=${STAGING_DIR_TCBOOTSTRAP} \ --with-build-sysroot=${STAGING_DIR_TCBOOTSTRAP} \ ${EXTRA_OECONF_INTERMEDIATE} \ - ${@get_gcc_fpu_setting(bb, d)}" + ${@get_gcc_fpu_setting(bb, d)} \ + ${@base_contains('DISTRO_FEATURES', 'ld-is-gold', '--with-ld=${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}ld.bfd', '', d)}" do_populate_sysroot[sstate-inputdirs] = "${SYSROOT_DESTDIR}/${STAGING_DIR_HOST} ${SYSROOT_DESTDIR}/${STAGING_DIR_TARGET}/${target_base_libdir}" do_populate_sysroot[sstate-outputdirs] = "${STAGING_DIR_HOST} ${STAGING_DIR_TCBOOTSTRAP}/${target_base_libdir}" -- 1.7.2.5