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GCC_VARIANT:=final
include ../common.mk
GCC_CONFIGURE += \
--with-headers=$(TOOLCHAIN_DIR)/include \
--enable-languages=$(TARGET_LANGUAGES) \
--enable-shared \
--enable-threads \
--with-slibdir=$(TOOLCHAIN_DIR)/lib
ifneq ($(CONFIG_GCC_VERSION_4_5)$(CONFIG_GCC_VERSION_4_6),)
GCC_CONFIGURE += \
--enable-lto \
--with-libelf=$(TOPDIR)/staging_dir/host
endif
ifneq ($(CONFIG_SJLJ_EXCEPTIONS),)
GCC_CONFIGURE += \
--enable-sjlj-exceptions
endif
define CleanupToolchain
$(INSTALL_DIR) $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)
# Important! Required for limits.h to be fixed.
rm -rf $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
ln -sf ../include $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
rm -rf $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib
ln -sf ../lib $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib
$(if $(CONFIG_ARCH_64BIT),ln -sf ../lib64 $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib64)
endef
define Host/Configure
$(CleanupToolchain)
mkdir -p $(GCC_BUILD_DIR)
(cd $(GCC_BUILD_DIR) && rm -f config.cache; \
$(GCC_CONFIGURE) \
);
endef
define Host/Compile
+$(GCC_MAKE) $(HOST_JOBS) -C $(GCC_BUILD_DIR) all
endef
define SetupExtraArch
for app in $(TOOLCHAIN_DIR)/bin/$(OPTIMIZE_FOR_CPU)*-{gcc,gcc-*,g++}; do \
[ -e $$$$app ] || continue; \
old_base=$$$$(basename $$$$app); \
new_base=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-$$$${old_base##$(OPTIMIZE_FOR_CPU)-}; \
sed -e "s/@CC_BASE@/$$$$old_base/" \
-e 's/@EXTRA_ARCH_OPTS@/$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_OPTS))/' \
../files/alternate-arch-cc.in > \
$(TOOLCHAIN_DIR)/bin/$$$$new_base; \
chmod a+x $(TOOLCHAIN_DIR)/bin/$$$$new_base; \
done
endef
define Host/Install
$(CleanupToolchain)
$(_SINGLE)$(GCC_MAKE) -C $(GCC_BUILD_DIR) install
# Set up the symlinks to enable lying about target name.
set -e; \
(cd $(TOOLCHAIN_DIR); \
ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
cd bin; \
for app in $(REAL_GNU_TARGET_NAME)-* ; do \
ln -sf $$$${app} \
$(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
done; \
);
$(if $(CONFIG_EXTRA_TARGET_ARCH),$(call SetupExtraArch))
$(SCRIPT_DIR)/patch-specs.sh "$(TOOLCHAIN_DIR)"
endef
$(eval $(call HostBuild))
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