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- ################################################################################
- #
- # gcc-final
- #
- ################################################################################
- GCC_FINAL_VERSION = $(GCC_VERSION)
- GCC_FINAL_SITE = $(GCC_SITE)
- GCC_FINAL_SOURCE = $(GCC_SOURCE)
- HOST_GCC_FINAL_DL_SUBDIR = gcc
- HOST_GCC_FINAL_DEPENDENCIES = \
- $(HOST_GCC_COMMON_DEPENDENCIES) \
- $(BR_LIBC)
- HOST_GCC_FINAL_EXCLUDES = $(HOST_GCC_EXCLUDES)
- ifneq ($(ARCH_XTENSA_OVERLAY_FILE),)
- HOST_GCC_FINAL_POST_EXTRACT_HOOKS += HOST_GCC_XTENSA_OVERLAY_EXTRACT
- HOST_GCC_FINAL_EXTRA_DOWNLOADS += $(ARCH_XTENSA_OVERLAY_URL)
- endif
- HOST_GCC_FINAL_POST_PATCH_HOOKS += HOST_GCC_APPLY_PATCHES
- # gcc doesn't support in-tree build, so we create a 'build'
- # subdirectory in the gcc sources, and build from there.
- HOST_GCC_FINAL_SUBDIR = build
- HOST_GCC_FINAL_PRE_CONFIGURE_HOOKS += HOST_GCC_CONFIGURE_SYMLINK
- # We want to always build the static variants of all the gcc libraries,
- # of which libstdc++, libgomp, libmudflap...
- # To do so, we can not just pass --enable-static to override the generic
- # --disable-static flag, otherwise gcc fails to build some of those
- # libraries, see;
- # http://lists.busybox.net/pipermail/buildroot/2013-October/080412.html
- #
- # So we must completely override the generic commands and provide our own.
- #
- define HOST_GCC_FINAL_CONFIGURE_CMDS
- (cd $(HOST_GCC_FINAL_SRCDIR) && rm -rf config.cache; \
- $(HOST_CONFIGURE_OPTS) \
- CFLAGS="$(HOST_CFLAGS)" \
- LDFLAGS="$(HOST_LDFLAGS)" \
- $(HOST_GCC_FINAL_CONF_ENV) \
- ./configure \
- --prefix="$(HOST_DIR)" \
- --sysconfdir="$(HOST_DIR)/etc" \
- --enable-static \
- $(QUIET) $(HOST_GCC_FINAL_CONF_OPTS) \
- )
- endef
- # Languages supported by the cross-compiler
- GCC_FINAL_CROSS_LANGUAGES-y = c
- GCC_FINAL_CROSS_LANGUAGES-$(BR2_INSTALL_LIBSTDCPP) += c++
- GCC_FINAL_CROSS_LANGUAGES-$(BR2_TOOLCHAIN_BUILDROOT_DLANG) += d
- GCC_FINAL_CROSS_LANGUAGES-$(BR2_TOOLCHAIN_BUILDROOT_FORTRAN) += fortran
- GCC_FINAL_CROSS_LANGUAGES = $(subst $(space),$(comma),$(GCC_FINAL_CROSS_LANGUAGES-y))
- HOST_GCC_FINAL_CONF_OPTS = \
- $(HOST_GCC_COMMON_CONF_OPTS) \
- --enable-languages=$(GCC_FINAL_CROSS_LANGUAGES) \
- --with-build-time-tools=$(HOST_DIR)/$(GNU_TARGET_NAME)/bin
- # The kernel wants to use the -m4-nofpu option to make sure that it
- # doesn't use floating point operations.
- ifeq ($(BR2_sh4)$(BR2_sh4eb),y)
- HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4,m4-nofpu"
- HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib/!m4*
- else ifeq ($(BR2_sh4a)$(BR2_sh4aeb),y)
- HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4a,m4a-nofpu"
- HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib/!m4*
- else
- HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib*
- endif
- ifeq ($(BR2_GCC_SUPPORTS_LIBCILKRTS),y)
- # libcilkrts does not support v8
- ifeq ($(BR2_sparc),y)
- HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts
- endif
- # Pthreads are required to build libcilkrts
- ifeq ($(BR2_PTHREADS_NONE),y)
- HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts
- endif
- ifeq ($(BR2_STATIC_LIBS),y)
- # disable libcilkrts as there is no static version
- HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts
- endif
- endif # BR2_GCC_SUPPORTS_LIBCILKRTS
- # Disable shared libs like libstdc++ if we do static since it confuses linking
- ifeq ($(BR2_STATIC_LIBS),y)
- HOST_GCC_FINAL_CONF_OPTS += --disable-shared
- else
- HOST_GCC_FINAL_CONF_OPTS += --enable-shared
- endif
- ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
- HOST_GCC_FINAL_CONF_OPTS += --enable-libgomp
- else
- HOST_GCC_FINAL_CONF_OPTS += --disable-libgomp
- endif
- # End with user-provided options, so that they can override previously
- # defined options.
- HOST_GCC_FINAL_CONF_OPTS += \
- $(call qstrip,$(BR2_EXTRA_GCC_CONFIG_OPTIONS))
- HOST_GCC_FINAL_CONF_ENV = \
- $(HOST_GCC_COMMON_CONF_ENV)
- HOST_GCC_FINAL_MAKE_OPTS += $(HOST_GCC_COMMON_MAKE_OPTS)
- # Make sure we have 'cc'
- define HOST_GCC_FINAL_CREATE_CC_SYMLINKS
- if [ ! -e $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-cc ]; then \
- ln -f $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-gcc \
- $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-cc; \
- fi
- endef
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_CREATE_CC_SYMLINKS
- HOST_GCC_FINAL_TOOLCHAIN_WRAPPER_ARGS += $(HOST_GCC_COMMON_TOOLCHAIN_WRAPPER_ARGS)
- HOST_GCC_FINAL_POST_BUILD_HOOKS += TOOLCHAIN_WRAPPER_BUILD
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += TOOLCHAIN_WRAPPER_INSTALL
- # Note: this must be done after CREATE_CC_SYMLINKS, otherwise the
- # -cc symlink to the wrapper is not created.
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_INSTALL_WRAPPER_AND_SIMPLE_SYMLINKS
- # coldfire is not working without removing these object files from libgcc.a
- ifeq ($(BR2_m68k_cf),y)
- define HOST_GCC_FINAL_M68K_LIBGCC_FIXUP
- find $(STAGING_DIR) -name libgcc.a -print | \
- while read t; do $(GNU_TARGET_NAME)-ar dv "$t" _ctors.o; done
- endef
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_M68K_LIBGCC_FIXUP
- endif
- # Cannot use the HOST_GCC_FINAL_USR_LIBS mechanism below, because we want
- # libgcc_s to be installed in /lib and not /usr/lib.
- define HOST_GCC_FINAL_INSTALL_LIBGCC
- -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libgcc_s* \
- $(STAGING_DIR)/lib/
- -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libgcc_s* \
- $(TARGET_DIR)/lib/
- endef
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBGCC
- define HOST_GCC_FINAL_INSTALL_LIBATOMIC
- -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libatomic* \
- $(STAGING_DIR)/lib/
- -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libatomic* \
- $(TARGET_DIR)/lib/
- endef
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBATOMIC
- # Handle the installation of libraries in /usr/lib
- HOST_GCC_FINAL_USR_LIBS =
- ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
- HOST_GCC_FINAL_USR_LIBS += libstdc++
- endif
- ifeq ($(BR2_TOOLCHAIN_BUILDROOT_DLANG),y)
- HOST_GCC_FINAL_USR_LIBS += libgdruntime libgphobos
- endif
- ifeq ($(BR2_TOOLCHAIN_BUILDROOT_FORTRAN),y)
- HOST_GCC_FINAL_USR_LIBS += libgfortran
- # fortran needs quadmath on x86 and x86_64
- ifeq ($(BR2_TOOLCHAIN_HAS_LIBQUADMATH),y)
- HOST_GCC_FINAL_USR_LIBS += libquadmath
- endif
- endif
- ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
- HOST_GCC_FINAL_USR_LIBS += libgomp
- endif
- HOST_GCC_FINAL_USR_LIBS += $(call qstrip,$(BR2_TOOLCHAIN_EXTRA_LIBS))
- ifneq ($(HOST_GCC_FINAL_USR_LIBS),)
- define HOST_GCC_FINAL_INSTALL_STATIC_LIBS
- for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
- cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.a \
- $(STAGING_DIR)/usr/lib/ ; \
- done
- endef
- ifeq ($(BR2_STATIC_LIBS),)
- define HOST_GCC_FINAL_INSTALL_SHARED_LIBS
- for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
- cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.so* \
- $(STAGING_DIR)/usr/lib/ ; \
- cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.so* \
- $(TARGET_DIR)/usr/lib/ ; \
- done
- endef
- endif
- define HOST_GCC_FINAL_INSTALL_USR_LIBS
- mkdir -p $(TARGET_DIR)/usr/lib
- $(HOST_GCC_FINAL_INSTALL_STATIC_LIBS)
- $(HOST_GCC_FINAL_INSTALL_SHARED_LIBS)
- endef
- HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_USR_LIBS
- endif
- $(eval $(host-autotools-package))
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