231 lines
6.2 KiB
Makefile
231 lines
6.2 KiB
Makefile
################################################################################
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#
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# Common variables for the gcc-initial, gcc-intermediate and gcc-final
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# packages.
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#
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################################################################################
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#
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# Version, site and source
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#
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GCC_VERSION = $(call qstrip,$(BR2_GCC_VERSION))
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ifeq ($(BR2_GCC_VERSION_SNAP),y)
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GCC_SNAP_DATE = $(call qstrip,$(BR2_GCC_SNAP_DATE))
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endif
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ifneq ($(GCC_SNAP_DATE),)
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GCC_SITE = ftp://gcc.gnu.org/pub/gcc/snapshots/$(GCC_SNAP_DATE)
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else ifeq ($(findstring avr32,$(GCC_VERSION)),avr32)
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GCC_SITE = ftp://www.at91.com/pub/buildroot
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else ifeq ($(BR2_arc),y)
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GCC_SITE = $(call github,foss-for-synopsys-dwc-arc-processors,gcc,$(GCC_VERSION))
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GCC_SOURCE = gcc-$(GCC_VERSION).tar.gz
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else
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GCC_SITE = $(BR2_GNU_MIRROR:/=)/gcc/gcc-$(GCC_VERSION)
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endif
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GCC_SOURCE ?= gcc-$(GCC_VERSION).tar.bz2
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#
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# Xtensa special hook
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#
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define HOST_GCC_XTENSA_OVERLAY_EXTRACT
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tar xf $(BR2_XTENSA_OVERLAY_DIR)/xtensa_$(call qstrip,\
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$(BR2_XTENSA_CORE_NAME)).tar -C $(@D) --strip-components=1 gcc
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endef
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#
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# Apply patches
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#
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ifeq ($(ARCH),powerpc)
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ifneq ($(BR2_SOFT_FLOAT),)
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define HOST_GCC_APPLY_POWERPC_PATCH
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support/scripts/apply-patches.sh $(@D) package/gcc/$(GCC_VERSION) powerpc-link-with-math-lib.patch.conditional
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endef
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endif
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endif
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define HOST_GCC_APPLY_PATCHES
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if test -d package/gcc/$(GCC_VERSION); then \
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support/scripts/apply-patches.sh $(@D) package/gcc/$(GCC_VERSION) \*.patch ; \
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fi;
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$(HOST_GCC_APPLY_POWERPC_PATCH)
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endef
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#
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# Custom extract command to save disk space
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#
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define HOST_GCC_EXTRACT_CMDS
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$(call suitable-extractor,$(GCC_SOURCE)) $(DL_DIR)/$(GCC_SOURCE) | \
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$(TAR) $(TAR_STRIP_COMPONENTS)=1 -C $(@D) \
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--exclude='libjava/*' \
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--exclude='libgo/*' \
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--exclude='gcc/testsuite/*' \
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--exclude='libstdc++-v3/testsuite/*' \
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$(TAR_OPTIONS) -
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mkdir -p $(@D)/libstdc++-v3/testsuite/
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echo "all:" > $(@D)/libstdc++-v3/testsuite/Makefile.in
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echo "install:" >> $(@D)/libstdc++-v3/testsuite/Makefile.in
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endef
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#
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# Create 'build' directory and configure symlink
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#
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define HOST_GCC_CONFIGURE_SYMLINK
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mkdir -p $(@D)/build
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ln -sf ../configure $(@D)/build/configure
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endef
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#
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# Common configuration options
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#
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HOST_GCC_COMMON_DEPENDENCIES = \
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host-binutils \
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host-gmp \
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host-mpfr \
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$(if $(BR2_BINFMT_FLAT),host-elf2flt)
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HOST_GCC_COMMON_CONF_OPT = \
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--target=$(GNU_TARGET_NAME) \
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--with-sysroot=$(STAGING_DIR) \
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--disable-__cxa_atexit \
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--with-gnu-ld \
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--disable-libssp \
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--disable-multilib \
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--with-gmp=$(HOST_DIR)/usr \
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--with-mpfr=$(HOST_DIR)/usr
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# Don't build documentation. It takes up extra space / build time,
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# and sometimes needs specific makeinfo versions to work
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HOST_GCC_COMMON_CONF_ENV = \
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MAKEINFO=missing
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# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43810
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# Workaround until it's fixed in 4.5.4 or later
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ifeq ($(ARCH),powerpc)
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ifeq ($(findstring x4.5.,x$(GCC_VERSION)),x4.5.)
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HOST_GCC_COMMON_CONF_OPT += --disable-target-optspace
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endif
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else
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HOST_GCC_COMMON_CONF_OPT += --enable-target-optspace
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endif
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# gcc 4.6.x quadmath requires wchar
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ifneq ($(BR2_TOOLCHAIN_BUILDROOT_WCHAR),y)
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HOST_GCC_COMMON_CONF_OPT += --disable-libquadmath
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endif
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# libsanitizer requires wordexp, not in default uClibc config. Also
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# doesn't build properly with musl.
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ifeq ($(BR2_TOOLCHAIN_BUILDROOT_UCLIBC)$(BR2_TOOLCHAIN_BUILDROOT_MUSL),y)
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HOST_GCC_COMMON_CONF_OPT += --disable-libsanitizer
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endif
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ifeq ($(BR2_GCC_ENABLE_TLS),y)
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HOST_GCC_COMMON_CONF_OPT += --enable-tls
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else
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HOST_GCC_COMMON_CONF_OPT += --disable-tls
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endif
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ifeq ($(BR2_GCC_ENABLE_LIBMUDFLAP),y)
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HOST_GCC_COMMON_CONF_OPT += --enable-libmudflap
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else
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HOST_GCC_COMMON_CONF_OPT += --disable-libmudflap
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endif
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ifeq ($(BR2_PTHREADS_NONE),y)
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HOST_GCC_COMMON_CONF_OPT += \
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--disable-threads \
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--disable-libitm \
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--disable-libatomic
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else
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HOST_GCC_COMMON_CONF_OPT += --enable-threads
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endif
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ifeq ($(BR2_GCC_NEEDS_MPC),y)
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HOST_GCC_COMMON_DEPENDENCIES += host-mpc
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HOST_GCC_COMMON_CONF_OPT += --with-mpc=$(HOST_DIR)/usr
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endif
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ifeq ($(BR2_GCC_ENABLE_GRAPHITE),y)
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HOST_GCC_COMMON_DEPENDENCIES += host-isl host-cloog
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HOST_GCC_COMMON_CONF_OPT += --with-isl=$(HOST_DIR)/usr --with-cloog=$(HOST_DIR)/usr
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else
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HOST_GCC_COMMON_CONF_OPT += --without-isl --without-cloog
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endif
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ifneq ($(BR2_arc)$(BR2_GCC_VERSION_SNAP),)
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HOST_GCC_COMMON_DEPENDENCIES += host-flex host-bison
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endif
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ifeq ($(BR2_SOFT_FLOAT),y)
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# only mips*-*-*, arm*-*-* and sparc*-*-* accept --with-float
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# powerpc seems to be needing it as well
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ifeq ($(BR2_arm)$(BR2_armeb)$(BR2_mips)$(BR2_mipsel)$(BR2_mips64)$(BR2_mips64el)$(BR2_powerpc)$(BR2_sparc),y)
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HOST_GCC_COMMON_CONF_OPT += --with-float=soft
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endif
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endif
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ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
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HOST_GCC_COMMON_CONF_OPT += --disable-decimal-float
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endif
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# Determine arch/tune/abi/cpu options
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_ARCH)),)
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HOST_GCC_COMMON_CONF_OPT += --with-arch=$(BR2_GCC_TARGET_ARCH)
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endif
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_TUNE)),)
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HOST_GCC_COMMON_CONF_OPT += --with-tune=$(BR2_GCC_TARGET_TUNE)
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endif
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_ABI)),)
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HOST_GCC_COMMON_CONF_OPT += --with-abi=$(BR2_GCC_TARGET_ABI)
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endif
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# GCC doesn't support --with-cpu for bfin
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ifeq ($(BR2_bfin),)
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU)),)
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU_REVISION)),)
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HOST_GCC_COMMON_CONF_OPT += --with-cpu=$(call qstrip,$(BR2_GCC_TARGET_CPU)-$(BR2_GCC_TARGET_CPU_REVISION))
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else
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HOST_GCC_COMMON_CONF_OPT += --with-cpu=$(call qstrip,$(BR2_GCC_TARGET_CPU))
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endif
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endif
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endif
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GCC_TARGET_FPU = $(call qstrip,$(BR2_GCC_TARGET_FPU))
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ifneq ($(GCC_TARGET_FPU),)
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HOST_GCC_COMMON_CONF_OPT += --with-fpu=$(GCC_TARGET_FPU)
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endif
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GCC_TARGET_FLOAT_ABI = $(call qstrip,$(BR2_GCC_TARGET_FLOAT_ABI))
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ifneq ($(GCC_TARGET_FLOAT_ABI),)
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HOST_GCC_COMMON_CONF_OPT += --with-float=$(GCC_TARGET_FLOAT_ABI)
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endif
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GCC_TARGET_MODE = $(call qstrip,$(BR2_GCC_TARGET_MODE))
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ifneq ($(GCC_TARGET_MODE),)
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HOST_GCC_COMMON_CONF_OPT += --with-mode=$(GCC_TARGET_MODE)
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endif
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# Branding works on >= 4.3
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ifneq ($(findstring x4.2.,x$(GCC_VERSION)),x4.2.)
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HOST_GCC_COMMON_CONF_OPT += \
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--with-pkgversion="Buildroot $(BR2_VERSION_FULL)" \
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--with-bugurl="http://bugs.buildroot.net/"
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endif
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# Enable proper double/long double for SPE ABI
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ifeq ($(BR2_powerpc_SPE),y)
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HOST_GCC_COMMON_CONF_OPT += \
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--enable-e500_double \
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--with-long-double-128
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endif
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include $(sort $(wildcard package/gcc/*/*.mk))
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