1inherit cross
2
3INHIBIT_DEFAULT_DEPS = "1"
4EXTRADEPENDS = ""
5DEPENDS = "virtual/${TARGET_PREFIX}binutils ${EXTRADEPENDS} ${NATIVEDEPS}"
6PROVIDES = "virtual/${TARGET_PREFIX}gcc virtual/${TARGET_PREFIX}g++"
7python () {
8    if d.getVar("TARGET_OS").startswith("linux"):
9        d.setVar("EXTRADEPENDS", "linux-libc-headers")
10}
11
12PN = "gcc-cross-${TARGET_ARCH}"
13
14# Ignore how TARGET_ARCH is computed.
15TARGET_ARCH[vardepvalue] = "${TARGET_ARCH}"
16
17require gcc-configure-common.inc
18
19# While we want the 'gnu' hash style, we explicitly set it to sysv here to
20# ensure that any recipe which doesn't obey our LDFLAGS (which also set it to
21# gnu) will hit a QA failure.
22LINKER_HASH_STYLE ?= "sysv"
23
24EXTRA_OECONF += "--enable-poison-system-directories=error"
25EXTRA_OECONF:append:sh4 = " \
26    --with-multilib-list= \
27    --enable-incomplete-targets \
28"
29
30EXTRA_OECONF += "\
31    --with-system-zlib \
32"
33
34EXTRA_OECONF:append:libc-baremetal = " --without-headers"
35EXTRA_OECONF:remove:libc-baremetal = "--enable-threads=posix"
36EXTRA_OECONF:remove:libc-newlib = "--enable-threads=posix"
37
38EXTRA_OECONF_PATHS = "\
39    --with-gxx-include-dir=/not/exist${target_includedir}/c++/${BINV} \
40    --with-sysroot=/not/exist \
41    --with-build-sysroot=${STAGING_DIR_TARGET} \
42"
43
44ARCH_FLAGS_FOR_TARGET += "-isystem${STAGING_DIR_TARGET}${target_includedir}"
45
46
47do_configure:prepend () {
48	install -d ${RECIPE_SYSROOT}${target_includedir}
49	touch ${RECIPE_SYSROOT}${target_includedir}/limits.h
50}
51
52do_compile () {
53	export CC="${BUILD_CC}"
54	export AR_FOR_TARGET="${TARGET_SYS}-ar"
55	export RANLIB_FOR_TARGET="${TARGET_SYS}-ranlib"
56	export LD_FOR_TARGET="${TARGET_SYS}-ld"
57	export NM_FOR_TARGET="${TARGET_SYS}-nm"
58	export CC_FOR_TARGET="${CCACHE} ${TARGET_SYS}-gcc"
59	export CFLAGS_FOR_TARGET="${TARGET_CFLAGS}"
60	export CPPFLAGS_FOR_TARGET="${TARGET_CPPFLAGS}"
61	export CXXFLAGS_FOR_TARGET="${TARGET_CXXFLAGS}"
62	export LDFLAGS_FOR_TARGET="${TARGET_LDFLAGS}"
63
64	# Prevent native/host sysroot path from being used in configargs.h header,
65	# as it will be rewritten when used by other sysroots preventing support
66	# for gcc plugins
67	oe_runmake configure-gcc
68	sed -i 's@${STAGING_DIR_TARGET}@/host@g' ${B}/gcc/configargs.h
69	sed -i 's@${STAGING_DIR_HOST}@/host@g' ${B}/gcc/configargs.h
70
71	# Prevent sysroot/workdir paths from being used in checksum-options.
72	# checksum-options is used to generate a checksum which is embedded into
73	# the output binary.
74	oe_runmake TARGET-gcc=checksum-options all-gcc
75	sed -i 's@${DEBUG_PREFIX_MAP}@@g' ${B}/gcc/checksum-options
76	sed -i 's@${STAGING_DIR_HOST}@/host@g' ${B}/gcc/checksum-options
77
78	oe_runmake all-host configure-target-libgcc
79	(cd ${B}/${TARGET_SYS}/libgcc; oe_runmake enable-execute-stack.c unwind.h md-unwind-support.h sfp-machine.h gthr-default.h)
80}
81
82INHIBIT_PACKAGE_STRIP = "1"
83
84# Compute how to get from libexecdir to bindir in python (easier than shell)
85BINRELPATH = "${@os.path.relpath(d.expand("${STAGING_DIR_NATIVE}${prefix_native}/bin/${TARGET_SYS}"), d.expand("${libexecdir}/gcc/${TARGET_SYS}/${BINV}"))}"
86# linker plugin path
87LIBRELPATH = "${@os.path.relpath(d.expand("${libexecdir}/gcc/${TARGET_SYS}/${BINV}"), d.expand("${STAGING_LIBDIR_NATIVE}/${TARGET_SYS}/bfd-plugins"))}"
88
89do_install () {
90	( cd ${B}/${TARGET_SYS}/libgcc; oe_runmake 'DESTDIR=${D}' install-unwind_h-forbuild install-unwind_h )
91	oe_runmake 'DESTDIR=${D}' install-host
92
93	install -d ${D}${target_base_libdir}
94	install -d ${D}${target_libdir}
95
96	# Link gfortran to g77 to satisfy not-so-smart configure or hard coded g77
97	# gfortran is fully backwards compatible. This is a safe and practical solution.
98	if [ -n "${@d.getVar('FORTRAN')}" ]; then
99		ln -sf ${STAGING_DIR_NATIVE}${prefix_native}/bin/${TARGET_PREFIX}gfortran ${STAGING_DIR_NATIVE}${prefix_native}/bin/${TARGET_PREFIX}g77 || true
100		fortsymlinks="g77 gfortran"
101	fi
102
103	# Insert symlinks into libexec so when tools without a prefix are searched for, the correct ones are
104	# found. These need to be relative paths so they work in different locations.
105	dest=${D}${libexecdir}/gcc/${TARGET_SYS}/${BINV}/
106	install -d $dest
107	for t in ar as ld ld.bfd ld.gold nm objcopy objdump ranlib strip gcc cpp $fortsymlinks; do
108		ln -sf ${BINRELPATH}/${TARGET_PREFIX}$t $dest$t
109		ln -sf ${BINRELPATH}/${TARGET_PREFIX}$t ${dest}${TARGET_PREFIX}$t
110	done
111
112	# Remove things we don't need but keep share/java
113	for d in info man share/doc share/locale share/man share/info; do
114		rm -rf ${D}${STAGING_DIR_NATIVE}${prefix_native}/$d
115	done
116
117	# libquadmath headers need to  be available in the gcc libexec dir
118	install -d ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include/
119	cp ${S}/libquadmath/quadmath.h ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include/
120	cp ${S}/libquadmath/quadmath_weak.h ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include/
121
122	find ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include-fixed -type f -not -name "README" -not -name limits.h -not -name syslimits.h | xargs rm -f
123
124	# install LTO linker plugins where binutils tools can find it
125	install -d ${D}${libdir}/bfd-plugins
126	ln -sf ${LIBRELPATH}/liblto_plugin.so ${D}${libdir}/bfd-plugins/liblto_plugin.so
127}
128
129do_package[noexec] = "1"
130do_packagedata[noexec] = "1"
131do_package_write_ipk[noexec] = "1"
132do_package_write_rpm[noexec] = "1"
133do_package_write_deb[noexec] = "1"
134
135inherit chrpath
136
137python gcc_stash_builddir_fixrpaths() {
138    # rewrite rpaths, breaking hardlinks as required
139    process_dir("/", d.getVar("BUILDDIRSTASH"), d, break_hardlinks = True)
140}
141
142BUILDDIRSTASH = "${WORKDIR}/stashed-builddir/build"
143do_gcc_stash_builddir[dirs] = "${B}"
144do_gcc_stash_builddir[cleandirs] = "${BUILDDIRSTASH}"
145do_gcc_stash_builddir[postfuncs] += "gcc_stash_builddir_fixrpaths"
146do_gcc_stash_builddir () {
147	dest=${BUILDDIRSTASH}
148	hardlinkdir . $dest
149	# Makefile does move-if-change which can end up with 'timestamp' as file contents so break links to those files
150	rm $dest/gcc/include/*.h
151	cp gcc/include/*.h $dest/gcc/include/
152	sysroot-relativelinks.py $dest
153}
154addtask do_gcc_stash_builddir after do_compile before do_install
155SSTATETASKS += "do_gcc_stash_builddir"
156do_gcc_stash_builddir[sstate-inputdirs] = "${BUILDDIRSTASH}"
157do_gcc_stash_builddir[sstate-outputdirs] = "${COMPONENTS_DIR}/${BUILD_ARCH}/gcc-stashed-builddir-${TARGET_SYS}"
158do_gcc_stash_builddir[sstate-fixmedir] = "${COMPONENTS_DIR}/${BUILD_ARCH}/gcc-stashed-builddir-${TARGET_SYS}"
159
160python do_gcc_stash_builddir_setscene () {
161    sstate_setscene(d)
162}
163addtask do_gcc_stash_builddir_setscene
164