Ignore generated file, remove generated file on clean.
/trunk/Makefile.in | 2 2 0 0 ++
1 file changed, 2 insertions(+)
1 # This file adds the function to build the gcc C compiler
2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package
7 # Ah! gcc folks are kind of 'different': they store the tarballs in
8 # subdirectories of the same name! That's because gcc is such /crap/ that
9 # it is such /big/ that it needs being splitted for distribution! Sad. :-(
10 # Arrgghh! Some of those versions does not follow this convention:
11 # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a
12 # subdirectory! You bastard!
13 CT_GetFile "gcc-${CT_CC_VERSION}" \
14 {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/gcc-${CT_CC_VERSION}}
15 # Starting with GCC 4.3, ecj is used for Java, and will only be
16 # built if the configure script finds ecj.jar at the top of the
17 # GCC source tree, which will not be there unless we get it and
18 # put it there ourselves
19 if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" ]; then
20 CT_GetFile ecj-latest .jar ftp://gcc.gnu.org/pub/java \
21 ftp://sourceware.org/pub/java
27 CT_Extract "gcc-${CT_CC_VERSION}"
28 CT_Patch "gcc-${CT_CC_VERSION}"
29 # Copy ecj-latest.jar to ecj.jar at the top of the GCC source tree
30 if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" ]; then
31 CT_DoExecLog ALL cp -v "${CT_TARBALLS_DIR}/ecj-latest.jar" "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar"
35 #------------------------------------------------------------------------------
38 # If we're building for bare metal, build the static core gcc,
40 # In case we're not bare metal, and we're NPTL, build the static core gcc.
41 # In any other case, do nothing.
42 case "${CT_BARE_METAL},${CT_THREADS}" in
43 y,*) do_cc_core mode=baremetal build_libgcc=yes;;
44 ,nptl) do_cc_core mode=static build_libgcc=no;;
51 # In case we're building for bare metal, do nothing, we already have
53 # In case we're NPTL, build the shared core gcc and the target libgcc.
54 # In any other case, build the static core gcc and, if using gcc-4.3+,
55 # also build the target libgcc.
56 case "${CT_BARE_METAL},${CT_THREADS}" in
59 do_cc_core mode=shared build_libgcc=yes
61 *) if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
62 do_cc_core mode=static build_libgcc=yes
64 do_cc_core mode=static build_libgcc=no
70 #------------------------------------------------------------------------------
72 # This function is used to build both the static and the shared core C conpiler,
73 # with or without the target libgcc. We need to know wether:
74 # - we're building static, shared or bare metal: mode=[static|shared|baremetal]
75 # - we need to build libgcc or not : build_libgcc=[yes|no]
76 # Usage: do_cc_core_static mode=[static|shared|baremetal] build_libgcc=[yes|no]
86 CT_TestOrAbort "Internal Error: 'mode' must either 'static', 'shared' or 'baremetal', not '${mode:-(empty)}'" "${mode}" = "static" -o "${mode}" = "shared" -o "${mode}" = "baremetal"
87 CT_TestOrAbort "Internal Error: 'build_libgcc' must be either 'yes' or 'no', not '${build_libgcc:-(empty)}'" "${build_libgcc}" = "yes" -o "${build_libgcc}" = "no"
88 # In normal conditions, ( "${mode}" = "shared" ) implies
89 # ( "${build_libgcc}" = "yes" ), but I won't check for that
91 CT_DoStep INFO "Installing ${mode} core C compiler"
92 mkdir -p "${CT_BUILD_DIR}/build-cc-core-${mode}"
93 cd "${CT_BUILD_DIR}/build-cc-core-${mode}"
98 core_prefix_dir="${CT_CC_CORE_STATIC_PREFIX_DIR}"
99 extra_config="${extra_config} --with-newlib --enable-threads=no --disable-shared"
103 core_prefix_dir="${CT_CC_CORE_SHARED_PREFIX_DIR}"
104 extra_config="${extra_config} --enable-shared"
108 core_prefix_dir="${CT_PREFIX_DIR}"
109 extra_config="${extra_config} --with-newlib --enable-threads=no --disable-shared"
110 [ "${CT_CC_LANG_CXX}" = "y" ] && lang_opt="${lang_opt},c++"
115 if [ "${copy_headers}" = "y" ]; then
116 CT_DoLog DEBUG "Copying headers to install area of bootstrap gcc, so it can build libgcc2"
117 CT_DoExecLog ALL mkdir -p "${core_prefix_dir}/${CT_TARGET}/include"
118 CT_DoExecLog ALL cp -r "${CT_HEADERS_DIR}"/* "${core_prefix_dir}/${CT_TARGET}/include"
121 CT_DoLog EXTRA "Configuring ${mode} core C compiler"
123 extra_config="${extra_config} ${CT_ARCH_WITH_ARCH}"
124 extra_config="${extra_config} ${CT_ARCH_WITH_ABI}"
125 extra_config="${extra_config} ${CT_ARCH_WITH_CPU}"
126 extra_config="${extra_config} ${CT_ARCH_WITH_TUNE}"
127 extra_config="${extra_config} ${CT_ARCH_WITH_FPU}"
128 extra_config="${extra_config} ${CT_ARCH_WITH_FLOAT}"
129 [ "${CT_GMP_MPFR}" = "y" ] && extra_config="${extra_config} --with-gmp=${CT_PREFIX_DIR} --with-mpfr=${CT_PREFIX_DIR}"
130 if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
131 extra_config="${extra_config} --enable-__cxa_atexit"
133 extra_config="${extra_config} --disable-__cxa_atexit"
136 CT_DoLog DEBUG "Extra config passed: '${extra_config}'"
138 # Use --with-local-prefix so older gccs don't look in /usr/local (http://gcc.gnu.org/PR10532)
139 CC_FOR_BUILD="${CT_BUILD}-gcc" \
140 CFLAGS="${CT_CFLAGS_FOR_HOST}" \
142 "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure" \
143 --build=${CT_BUILD} \
145 --target=${CT_TARGET} \
146 --prefix="${core_prefix_dir}" \
147 --with-local-prefix="${CT_SYSROOT_DIR}" \
149 ${CC_CORE_SYSROOT_ARG} \
152 --enable-symvers=gnu \
153 --enable-languages="${lang_opt}" \
154 --enable-target-optspace \
155 ${CT_CC_CORE_EXTRA_CONFIG}
157 if [ "${build_libgcc}" = "yes" ]; then
158 # HACK: we need to override SHLIB_LC from gcc/config/t-slibgcc-elf-ver or
159 # gcc/config/t-libunwind so -lc is removed from the link for
160 # libgcc_s.so, as we do not have a target -lc yet.
161 # This is not as ugly as it appears to be ;-) All symbols get resolved
162 # during the glibc build, and we provide a proper libgcc_s.so for the
163 # cross toolchain during the final gcc build.
165 # As we cannot modify the source tree, nor override SHLIB_LC itself
166 # during configure or make, we have to edit the resultant
167 # gcc/libgcc.mk itself to remove -lc from the link.
168 # This causes us to have to jump through some hoops...
170 # To produce libgcc.mk to edit we firstly require libiberty.a,
171 # so we configure then build it.
172 # Next we have to configure gcc, create libgcc.mk then edit it...
173 # So much easier if we just edit the source tree, but hey...
174 if [ ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/BASE-VER" ]; then
175 CT_DoExecLog ALL make configure-libiberty
176 CT_DoExecLog ALL make ${PARALLELMFLAGS} -C libiberty libiberty.a
177 CT_DoExecLog ALL make configure-gcc configure-libcpp
178 CT_DoExecLog ALL make ${PARALLELMFLAGS} all-libcpp
180 CT_DoExecLog ALL make configure-gcc configure-libcpp configure-build-libiberty
181 CT_DoExecLog ALL make ${PARALLELMFLAGS} all-libcpp all-build-libiberty
183 # HACK: gcc-4.2 uses libdecnumber to build libgcc.mk, so build it here.
184 if [ -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/libdecnumber" ]; then
185 CT_DoExecLog ALL make configure-libdecnumber
186 CT_DoExecLog ALL make ${PARALLELMFLAGS} -C libdecnumber libdecnumber.a
189 # Starting with GCC 4.3, libgcc.mk is no longer built,
190 # and libgcc.mvars is used instead.
192 if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
193 libgcc_rule="libgcc.mvars"
194 build_rules="all-gcc all-target-libgcc"
195 install_rules="install-gcc install-target-libgcc"
197 libgcc_rule="libgcc.mk"
198 build_rules="all-gcc"
199 install_rules="install-gcc"
202 CT_DoExecLog ALL make ${PARALLELMFLAGS} -C gcc ${libgcc_rule}
203 sed -r -i -e 's@-lc@@g' gcc/${libgcc_rule}
205 build_rules="all-gcc"
206 install_rules="install-gcc"
209 if [ "${CT_CANADIAN}" = "y" ]; then
210 CT_DoLog EXTRA "Building libiberty"
211 CT_DoExecLog ALL make ${PARALLELMFLAGS} all-build-libiberty
214 CT_DoLog EXTRA "Building ${mode} core C compiler"
215 CT_DoExecLog ALL make ${PARALLELMFLAGS} ${build_rules}
217 CT_DoLog EXTRA "Installing ${mode} core C compiler"
218 CT_DoExecLog ALL make ${install_rules}
223 #------------------------------------------------------------------------------
226 # If building for bare metal, nothing to be done here, the static core conpiler is enough!
227 [ "${CT_BARE_METAL}" = "y" ] && return 0
229 CT_DoStep INFO "Installing final compiler"
231 mkdir -p "${CT_BUILD_DIR}/build-cc"
232 cd "${CT_BUILD_DIR}/build-cc"
234 CT_DoLog EXTRA "Configuring final compiler"
236 # Enable selected languages
238 [ "${CT_CC_LANG_CXX}" = "y" ] && lang_opt="${lang_opt},c++"
239 [ "${CT_CC_LANG_FORTRAN}" = "y" ] && lang_opt="${lang_opt},fortran"
240 [ "${CT_CC_LANG_ADA}" = "y" ] && lang_opt="${lang_opt},ada"
241 [ "${CT_CC_LANG_JAVA}" = "y" ] && lang_opt="${lang_opt},java"
242 [ "${CT_CC_LANG_OBJC}" = "y" ] && lang_opt="${lang_opt},objc"
243 [ "${CT_CC_LANG_OBJCXX}" = "y" ] && lang_opt="${lang_opt},obj-c++"
244 CT_Test "Building ADA language is not yet supported. Will try..." "${CT_CC_LANG_ADA}" = "y"
245 CT_Test "Building Objective-C language is not yet supported. Will try..." "${CT_CC_LANG_OBJC}" = "y"
246 CT_Test "Building Objective-C++ language is not yet supported. Will try..." "${CT_CC_LANG_OBJCXX}" = "y"
247 CT_Test "Building ${CT_CC_LANG_OTHERS//,/ } language(s) is not yet supported. Will try..." -n "${CT_CC_LANG_OTHERS}"
248 lang_opt=$(echo "${lang_opt},${CT_CC_LANG_OTHERS}" |sed -r -e 's/,+/,/g; s/,*$//;')
250 extra_config="--enable-languages=${lang_opt}"
251 extra_config="${extra_config} --disable-multilib"
252 extra_config="${extra_config} ${CT_ARCH_WITH_ARCH}"
253 extra_config="${extra_config} ${CT_ARCH_WITH_ABI}"
254 extra_config="${extra_config} ${CT_ARCH_WITH_CPU}"
255 extra_config="${extra_config} ${CT_ARCH_WITH_TUNE}"
256 extra_config="${extra_config} ${CT_ARCH_WITH_FPU}"
257 extra_config="${extra_config} ${CT_ARCH_WITH_FLOAT}"
258 [ "${CT_SHARED_LIBS}" = "y" ] || extra_config="${extra_config} --disable-shared"
259 [ "${CT_GMP_MPFR}" = "y" ] && extra_config="${extra_config} --with-gmp=${CT_PREFIX_DIR} --with-mpfr=${CT_PREFIX_DIR}"
260 [ -n "${CT_CC_PKGVERSION}" ] && extra_config="${extra_config} --with-pkgversion=${CT_CC_PKGVERSION}"
261 [ -n "${CT_CC_BUGURL}" ] && extra_config="${extra_config} --with-bugurl=${CT_CC_BUGURL}"
262 [ "${CT_CC_SJLJ_EXCEPTIONS_USE}" = "y" ] && extra_config="${extra_config} --enable-sjlj-exceptions"
263 [ "${CT_CC_SJLJ_EXCEPTIONS_DONT_USE}" = "y" ] && extra_config="${extra_config} --disable-sjlj-exceptions"
264 if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
265 extra_config="${extra_config} --enable-__cxa_atexit"
267 extra_config="${extra_config} --disable-__cxa_atexit"
270 CT_DoLog DEBUG "Extra config passed: '${extra_config}'"
272 # --enable-symvers=gnu really only needed for sh4 to work around a
273 # detection problem only matters for gcc-3.2.x and later, I think.
274 # --disable-nls to work around crash bug on ppc405, but also because
275 # embedded systems don't really need message catalogs...
276 CC_FOR_BUILD="${CT_BUILD}-gcc" \
277 CFLAGS="${CT_CFLAGS_FOR_HOST}" \
278 CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
279 CXXFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
280 LDFLAGS_FOR_TARGET="${CT_TARGET_LDFLAGS}" \
282 "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure" \
283 --build=${CT_BUILD} \
285 --target=${CT_TARGET} \
286 --prefix="${CT_PREFIX_DIR}" \
289 --with-local-prefix="${CT_SYSROOT_DIR}" \
291 --enable-threads=posix \
292 --enable-symvers=gnu \
295 --enable-target-optspace \
296 ${CT_CC_EXTRA_CONFIG}
298 if [ "${CT_CANADIAN}" = "y" ]; then
299 CT_DoLog EXTRA "Building libiberty"
300 CT_DoExecLog ALL make ${PARALLELMFLAGS} all-build-libiberty
303 CT_DoLog EXTRA "Building final compiler"
304 CT_DoExecLog ALL make ${PARALLELMFLAGS} all
306 CT_DoLog EXTRA "Installing final compiler"
307 CT_DoExecLog ALL make install
309 # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
310 # to call the C compiler with the same, somewhat canonical name.
311 CT_DoExecLog ALL ln -sv "${CT_TARGET}"-gcc "${CT_PREFIX_DIR}/bin/${CT_TARGET}"-cc