I've added an additional check to make sure the symlink is not created in a non-existent directory.
Alex > -----Original Message----- > From: Alexandru-Cezar Sardan [mailto:[email protected]] > Sent: Monday, March 03, 2014 5:28 PM > To: [email protected] > Cc: Sardan Alexandru Cezar-B41700; Saul Wold; Richard Purdie > Subject: [PATCH] gcc: Enable SPE & AltiVec generation on powepc*linux > target. > > [ADT bug #5761] -- https://bugzilla.yoctoproject.org/show_bug.cgi?id=5761 > > Also this patch adds symlinks to libgcc such that a GCC configured > by passing the target parameter without LIBCEXTENSION and ABIEXTENSION > specifiers to find the correct startup files from a libgcc configured > with these variables. > > (From OE-Core rev: 97f2a81d6796ddaf7bbaab86c2ab9039673c732c) > > Signed-off-by: Alexandru-Cezar Sardan <[email protected]> > Signed-off-by: Saul Wold <[email protected]> > Signed-off-by: Richard Purdie <[email protected]> > --- > meta/recipes-devtools/gcc/gcc-4.8.inc | 1 + > ...AltiVec-generation-on-powepc-linux-target.patch | 42 > ++++++++++++++++++++ > meta/recipes-devtools/gcc/libgcc.inc | 24 ++++++++++- > 3 files changed, 66 insertions(+), 1 deletion(-) > create mode 100644 meta/recipes-devtools/gcc/gcc-4.8/0049-Enable-SPE- > AltiVec-generation-on-powepc-linux-target.patch > > diff --git a/meta/recipes-devtools/gcc/gcc-4.8.inc b/meta/recipes- > devtools/gcc/gcc-4.8.inc > index fdd0c12..f5e583d 100644 > --- a/meta/recipes-devtools/gcc/gcc-4.8.inc > +++ b/meta/recipes-devtools/gcc/gcc-4.8.inc > @@ -69,6 +69,7 @@ SRC_URI = "${GNU_MIRROR}/gcc/gcc-${PV}/gcc- > ${PV}.tar.bz2 \ > file://0046-libatomic-deptracking.patch \ > file://0047-repomembug.patch \ > file://0048-PR58854_fix_arm_apcs_epilogue.patch \ > + file://0049-Enable-SPE-AltiVec-generation-on-powepc-linux- > target.patch \ > " > SRC_URI[md5sum] = "a3d7d63b9cb6b6ea049469a0c4a43c9d" > SRC_URI[sha256sum] = > "09dc2276c73424bbbfda1dbddc62bbbf900c9f185acf7f3e1d773ce2d7e3cdc8" > diff --git a/meta/recipes-devtools/gcc/gcc-4.8/0049-Enable-SPE-AltiVec- > generation-on-powepc-linux-target.patch b/meta/recipes-devtools/gcc/gcc- > 4.8/0049-Enable-SPE-AltiVec-generation-on-powepc-linux-target.patch > new file mode 100644 > index 0000000..b98f8ff > --- /dev/null > +++ b/meta/recipes-devtools/gcc/gcc-4.8/0049-Enable-SPE-AltiVec- > generation-on-powepc-linux-target.patch > @@ -0,0 +1,42 @@ > +From 9e0e19eac2562f73858602fe26e2044eb8b20c47 Mon Sep 17 00:00:00 2001 > +From: Alexandru-Cezar Sardan <[email protected]> > +Date: Wed, 5 Feb 2014 16:52:31 +0200 > +Subject: [PATCH] Enable SPE & AltiVec generation on powepc*linux target > + > +When is configured with --target=powerpc-linux, the resulting GCC will > +not be able to generate code for SPE targets (e500v1/v2). > +GCC configured with --target=powerpc-linuxspe will not be able to > +generate AltiVec instructions (for e6500). > +This patch modifies the configured file such that SPE or AltiVec code > +can be generated when gcc is configured with --target=powerpc-linux. > +The ABI and speciffic instructions can be selected through the > +"-mabi=spe or -mabi=altivec" and the "-mspe or -maltivec" parameters. > + > +Upstream-Status: Inappropriate [configuration] > + > +Signed-off-by: Alexandru-Cezar Sardan <[email protected]> > +--- > + gcc/config.gcc | 7 ++++++- > + 1 file changed, 6 insertions(+), 1 deletion(-) > + > +diff --git a/gcc/config.gcc b/gcc/config.gcc > +index cb7a94e..d392c2b 100644 > +--- a/gcc/config.gcc > ++++ b/gcc/config.gcc > +@@ -2068,7 +2068,12 @@ powerpc-*-rtems*) > + tmake_file="rs6000/t-fprules rs6000/t-rtems t-rtems rs6000/t- > ppccomm" > + ;; > + powerpc*-*-linux*) > +- tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h rs6000/sysv4.h" > ++ case ${target} in > ++ powerpc*-*-linux*spe* | powerpc*-*-linux*altivec*) > ++ tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h > rs6000/sysv4.h" ;; > ++ *) > ++ tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h > rs6000/sysv4.h rs6000/linuxaltivec.h rs6000/linuxspe.h rs6000/e500.h" ;; > ++ esac > + extra_options="${extra_options} rs6000/sysv4.opt" > + tmake_file="rs6000/t-fprules rs6000/t-ppcos ${tmake_file} rs6000/t- > ppccomm" > + case ${target} in > +-- > +1.7.9.5 > + > diff --git a/meta/recipes-devtools/gcc/libgcc.inc b/meta/recipes- > devtools/gcc/libgcc.inc > index fe98238..96f1969 100644 > --- a/meta/recipes-devtools/gcc/libgcc.inc > +++ b/meta/recipes-devtools/gcc/libgcc.inc > @@ -17,7 +17,8 @@ FILES_${PN}-dev = " \ > ${libdir}/${TARGET_SYS}/${BINV}/32 \ > ${libdir}/${TARGET_SYS}/${BINV}/x32 \ > ${libdir}/${TARGET_SYS}/${BINV}/n32 \ > - ${libdir}/${TARGET_SYS}/${BINV}/libgcc*" > + ${libdir}/${TARGET_SYS}/${BINV}/libgcc* \ > + ${@base_conditional('TARGET_SYS_NO_EXTENSION', '${TARGET_SYS}', '', > '${libdir}/${TARGET_SYS_NO_EXTENSION}', d)}" > FILES_libgcov-dev = " \ > ${libdir}/${TARGET_SYS}/${BINV}/libgcov.a \ > " > @@ -141,3 +142,24 @@ python do_multilib_install() { > os.unlink(dest) > os.symlink(src, dest) > } > + > +addtask extra_symlinks after do_multilib_install before do_package > do_populate_sysroot > +python do_extra_symlinks() { > + targetsysnoext = d.getVar('TARGET_SYS_NO_EXTENSION', True) > + > + if targetsysnoext != d.getVar('TARGET_SYS', True): > + dest = d.getVar('D', True) + d.getVar('libdir', True) + '/' + > targetsysnoext > + src = d.getVar('TARGET_SYS', True) > + if not os.path.lexists(dest) and os.path.lexists(d.getVar('D', > True) + d.getVar('libdir', True)): > + os.symlink(src, dest) > +} > + > +python () { > + targetsysnoext = d.getVar('TARGET_SYS', True) > + > + for suffix in [d.getVar('ABIEXTENSION', True), > d.getVar('LIBCEXTENSION', True)]: > + if suffix and targetsysnoext.endswith(suffix): > + targetsysnoext = targetsysnoext[:-len(suffix)] > + > + d.setVar('TARGET_SYS_NO_EXTENSION', targetsysnoext) > +} > -- > 1.7.9.5 > _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
