| ################################################################################ |
| # |
| # Common variables for the gcc-initial, gcc-intermediate and gcc-final |
| # packages. |
| # |
| ################################################################################ |
| |
| # |
| # Version, site and source |
| # |
| |
| GCC_VERSION = $(call qstrip,$(BR2_GCC_VERSION)) |
| |
| ifeq ($(BR2_GCC_VERSION_SNAP),y) |
| GCC_SNAP_DATE = $(call qstrip,$(BR2_GCC_SNAP_DATE)) |
| endif |
| |
| ifneq ($(GCC_SNAP_DATE),) |
| GCC_SITE = ftp://gcc.gnu.org/pub/gcc/snapshots/$(GCC_SNAP_DATE)/ |
| else ifeq ($(findstring avr32,$(GCC_VERSION)),avr32) |
| GCC_SITE = ftp://www.at91.com/pub/buildroot/ |
| else ifeq ($(findstring arc,$(GCC_VERSION)),arc) |
| GCC_SITE = $(BR2_ARC_SITE) |
| else |
| GCC_SITE = $(BR2_GNU_MIRROR:/=)/gcc/gcc-$(GCC_VERSION) |
| endif |
| |
| GCC_SOURCE = gcc-$(GCC_VERSION).tar.bz2 |
| |
| # |
| # Xtensa special hook |
| # |
| |
| define HOST_GCC_XTENSA_OVERLAY_EXTRACT |
| tar xf $(BR2_XTENSA_OVERLAY_DIR)/xtensa_$(call qstrip,\ |
| $(BR2_XTENSA_CORE_NAME)).tar -C $(@D) --strip-components=1 gcc |
| endef |
| |
| # |
| # Apply patches |
| # |
| |
| ifeq ($(ARCH),powerpc) |
| ifneq ($(BR2_SOFT_FLOAT),) |
| define HOST_GCC_APPLY_POWERPC_PATCH |
| support/scripts/apply-patches.sh $(@D) package/gcc/$(GCC_VERSION) powerpc-link-with-math-lib.patch.conditional |
| endef |
| endif |
| endif |
| |
| define HOST_GCC_APPLY_PATCHES |
| support/scripts/apply-patches.sh $(@D) package/gcc/$(GCC_VERSION) \*.patch |
| $(HOST_GCC_APPLY_POWERPC_PATCH) |
| endef |
| |
| # |
| # Custom extract command to save disk space |
| # |
| |
| define HOST_GCC_EXTRACT_CMDS |
| $(BZCAT) $(DL_DIR)/$(GCC_SOURCE) | \ |
| $(TAR) $(TAR_STRIP_COMPONENTS)=1 -C $(@D) \ |
| --exclude='libjava/*' \ |
| --exclude='libgo/*' \ |
| --exclude='gcc/testsuite/*' \ |
| --exclude='libstdc++-v3/testsuite/*' \ |
| $(TAR_OPTIONS) - |
| mkdir -p $(@D)/libstdc++-v3/testsuite/ |
| echo "all:" > $(@D)/libstdc++-v3/testsuite/Makefile.in |
| echo "install:" >> $(@D)/libstdc++-v3/testsuite/Makefile.in |
| endef |
| |
| # |
| # Create 'build' directory and configure symlink |
| # |
| |
| define HOST_GCC_CONFIGURE_SYMLINK |
| mkdir -p $(@D)/build |
| ln -s ../configure $(@D)/build/configure |
| endef |
| |
| # |
| # Common configuration options |
| # |
| |
| HOST_GCC_COMMON_DEPENDENCIES = \ |
| host-binutils \ |
| host-gmp \ |
| host-mpfr |
| |
| HOST_GCC_COMMON_CONF_OPT = \ |
| --target=$(GNU_TARGET_NAME) \ |
| --with-sysroot=$(STAGING_DIR) \ |
| --disable-__cxa_atexit \ |
| --with-gnu-ld \ |
| --disable-libssp \ |
| --disable-multilib \ |
| --with-gmp=$(HOST_DIR)/usr \ |
| --with-mpfr=$(HOST_DIR)/usr \ |
| |
| # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43810 |
| # Workaround until it's fixed in 4.5.4 or later |
| ifeq ($(ARCH),powerpc) |
| ifeq ($(findstring x4.5.,x$(GCC_VERSION)),x4.5.) |
| HOST_GCC_COMMON_CONF_OPT += --disable-target-optspace |
| endif |
| else |
| HOST_GCC_COMMON_CONF_OPT += --enable-target-optspace |
| endif |
| |
| # gcc 4.6.x quadmath requires wchar |
| ifneq ($(BR2_TOOLCHAIN_BUILDROOT_WCHAR),y) |
| HOST_GCC_COMMON_CONF_OPT += --disable-libquadmath |
| endif |
| |
| ifeq ($(BR2_GCC_ENABLE_TLS),y) |
| HOST_GCC_COMMON_CONF_OPT += --enable-tls |
| else |
| HOST_GCC_COMMON_CONF_OPT += --disable-tls |
| endif |
| |
| ifeq ($(BR2_PTHREADS_NONE),y) |
| HOST_GCC_COMMON_CONF_OPT += \ |
| --disable-threads \ |
| --disable-libitm \ |
| --disable-libatomic |
| else |
| HOST_GCC_COMMON_CONF_OPT += --enable-threads |
| endif |
| |
| ifeq ($(BR2_GCC_NEEDS_MPC),y) |
| HOST_GCC_COMMON_DEPENDENCIES += host-mpc |
| HOST_GCC_COMMON_CONF_OPT += --with-mpc=$(HOST_DIR)/usr |
| endif |
| |
| ifeq ($(BR2_arc),y) |
| HOST_GCC_COMMON_DEPENDENCIES += host-flex host-bison |
| endif |
| |
| ifeq ($(BR2_SOFT_FLOAT),y) |
| # only mips*-*-*, arm*-*-* and sparc*-*-* accept --with-float |
| # powerpc seems to be needing it as well |
| ifeq ($(BR2_arm)$(BR2_armeb)$(BR2_mips)$(BR2_mipsel)$(BR2_mips64)$(BR2_mips64el)$(BR2_powerpc)$(BR2_sparc),y) |
| HOST_GCC_COMMON_CONF_OPT += --with-float=soft |
| endif |
| endif |
| |
| ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y) |
| HOST_GCC_COMMON_CONF_OPT += --disable-decimal-float |
| endif |
| |
| # Determine arch/tune/abi/cpu options |
| ifneq ($(call qstrip,$(BR2_GCC_TARGET_ARCH)),) |
| HOST_GCC_COMMON_CONF_OPT += --with-arch=$(BR2_GCC_TARGET_ARCH) |
| endif |
| ifneq ($(call qstrip,$(BR2_GCC_TARGET_TUNE)),) |
| HOST_GCC_COMMON_CONF_OPT += --with-tune=$(BR2_GCC_TARGET_TUNE) |
| endif |
| ifneq ($(call qstrip,$(BR2_GCC_TARGET_ABI)),) |
| HOST_GCC_COMMON_CONF_OPT += --with-abi=$(BR2_GCC_TARGET_ABI) |
| endif |
| # GCC doesn't support --with-cpu for bfin |
| ifeq ($(BR2_bfin),) |
| ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU)),) |
| ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU_REVISION)),) |
| HOST_GCC_COMMON_CONF_OPT += --with-cpu=$(call qstrip,$(BR2_GCC_TARGET_CPU)-$(BR2_GCC_TARGET_CPU_REVISION)) |
| else |
| HOST_GCC_COMMON_CONF_OPT += --with-cpu=$(call qstrip,$(BR2_GCC_TARGET_CPU)) |
| endif |
| endif |
| endif |
| |
| GCC_TARGET_FPU = $(call qstrip,$(BR2_GCC_TARGET_FPU)) |
| ifneq ($(GCC_TARGET_FPU),) |
| HOST_GCC_COMMON_CONF_OPT += --with-fpu=$(GCC_TARGET_FPU) |
| endif |
| |
| GCC_TARGET_FLOAT_ABI = $(call qstrip,$(BR2_GCC_TARGET_FLOAT_ABI)) |
| ifneq ($(GCC_TARGET_FLOAT_ABI),) |
| HOST_GCC_COMMON_CONF_OPT += --with-float=$(GCC_TARGET_FLOAT_ABI) |
| endif |
| |
| GCC_TARGET_MODE = $(call qstrip,$(BR2_GCC_TARGET_MODE)) |
| ifneq ($(GCC_TARGET_MODE),) |
| HOST_GCC_COMMON_CONF_OPT += --with-mode=$(GCC_TARGET_MODE) |
| endif |
| |
| # Branding works on >= 4.3 |
| ifneq ($(findstring x4.2.,x$(GCC_VERSION)),x4.2.) |
| HOST_GCC_COMMON_CONF_OPT += \ |
| --with-pkgversion="Buildroot $(BR2_VERSION_FULL)" \ |
| --with-bugurl="http://bugs.buildroot.net/" |
| endif |
| |
| # AVR32 GCC special configuration |
| ifeq ($(BR2_avr32),y) |
| HOST_GCC_COMMON_CONF_OPT += --disable-libmudflap |
| endif |
| |
| # ARM Thumb and mudflap aren't friends |
| ifeq ($(BR2_ARM_INSTRUCTIONS_THUMB),y) |
| HOST_GCC_COMMON_CONF_OPT += --disable-libmudflap |
| endif |
| |
| # Blackfin doesn't do mudflap |
| ifeq ($(BR2_bfin),y) |
| HOST_GCC_COMMON_CONF_OPT += --disable-libmudflap |
| endif |
| |
| # Disable mudflap and enable proper double/long double for SPE ABI |
| ifeq ($(BR2_powerpc_SPE),y) |
| HOST_GCC_COMMON_CONF_OPT += \ |
| --disable-libmudflap \ |
| --enable-e500_double \ |
| --with-long-double-128 |
| endif |
| |
| include package/gcc/*/*.mk |