Commit f198318f authored by Thomas Petazzoni's avatar Thomas Petazzoni Committed by Peter Korsgaard
Browse files

gcc: common definitions 



[Peter: tweak file header]
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: default avatarPeter Korsgaard <jacmet@sunsite.dk>
parent 7f240d98

package/gcc/Config.in.host

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comment "GCC Options"



config BR2_GCC_NEEDS_MPC

	bool



choice

	prompt "GCC compiler Version"

	default BR2_GCC_VERSION_4_4_X if BR2_sparc_sparchfleon || BR2_sparc_sparchfleonv8 || BR2_sparc_sparcsfleon || BR2_sparc_sparcsfleonv8

	default BR2_GCC_VERSION_4_2_2_AVR32_2_1_5 if BR2_avr3

	default BR2_GCC_VERSION_4_4_7_ARC if BR2_arc

	default BR2_GCC_VERSION_4_7_X

	help

	  Select the version of gcc you wish to use.



	config BR2_GCC_VERSION_4_4_7_ARC

		depends on BR2_arc

		bool "gcc 4.4.7-arc"



	config BR2_GCC_VERSION_4_2_2_AVR32_2_1_5

		depends on BR2_avr32

		bool "gcc 4.2.2-avr32-2.1.5"



	config BR2_GCC_VERSION_4_3_X

		depends on !BR2_arc && !BR2_avr32 && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8 && !BR2_cortex_a5 && !BR2_cortex_a7 && !BR2_cortex_a8 && !BR2_cortex_a9 && !BR2_cortex_a15 && !BR2_x86_atom && !BR2_powerpc_e300c2 && !BR2_powerpc_e300c3 && !BR2_powerpc_e500mc && !BR2_powerpc_464 && !BR2_powerpc_464fp && !BR2_powerpc_476 && !BR2_powerpc_476fp && !BR2_fa526 && !BR2_pj4

		bool "gcc 4.3.x"



	config BR2_GCC_VERSION_4_4_X

		depends on !BR2_arc && !BR2_avr32 && !BR2_cortex_a5 && !BR2_cortex_a7 && !BR2_cortex_a15 && !BR2_x86_atom && !BR2_powerpc_476 && !BR2_powerpc_476fp && !BR2_fa526 && !BR2_pj4

		bool "gcc 4.4.x"



	config BR2_GCC_VERSION_4_5_X

		depends on !BR2_arc && !BR2_avr32 && !BR2_cortex_a7 && !BR2_cortex_a15 && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8 && !BR2_fa526 && !BR2_pj4

		select BR2_GCC_NEEDS_MPC

		bool "gcc 4.5.x"



	config BR2_GCC_VERSION_4_6_X

		depends on !BR2_arc && !BR2_avr32 && !BR2_cortex_a7 && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8 && !BR2_pj4

		select BR2_GCC_NEEDS_MPC

		bool "gcc 4.6.x"



	config BR2_GCC_VERSION_4_7_X

		depends on !BR2_arc && !BR2_avr32 && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8 && !BR2_pj4

		select BR2_GCC_NEEDS_MPC

		bool "gcc 4.7.x"



	config BR2_GCC_VERSION_4_8_X

		depends on !BR2_arc && !BR2_avr32 && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8

		select BR2_GCC_NEEDS_MPC

		bool "gcc 4.8.x"



	config BR2_GCC_VERSION_SNAP

		depends on !BR2_arc && !BR2_avr32 && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8

		select BR2_GCC_NEEDS_MPC

		bool "gcc snapshot"

endchoice



config BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE

	bool

	default y if !BR2_GCC_VERSION_4_2_2_AVR32_2_1_5



config BR2_GCC_SNAP_DATE

	string "GCC snapshot date"

	default "4.8-20120429"

	depends on BR2_GCC_VERSION_SNAP

	help

	  Enter snapshot date to use for gcc.

	  Format is: A.B-YYYYMMDD



	  A is GCC major version, for example 4.

	  B is GCC minor version, for example 7.

	  YYYYMMDD is snapshot date, for example 20110430.



	  This way we'd get version 4.7-20110430



config BR2_GCC_VERSION

	string

	default "4.2.2-avr32-2.1.5" if BR2_GCC_VERSION_4_2_2_AVR32_2_1_5

	default "4.3.6"     if BR2_GCC_VERSION_4_3_X

	default "4.4.7"     if BR2_GCC_VERSION_4_4_X

	default "4.4.7-arc" if BR2_GCC_VERSION_4_4_7_ARC

	default "4.5.4"     if BR2_GCC_VERSION_4_5_X

	default "4.6.4"     if BR2_GCC_VERSION_4_6_X

	default "4.7.3"     if BR2_GCC_VERSION_4_7_X

	default "4.8.1"     if BR2_GCC_VERSION_4_8_X

	default $BR2_GCC_SNAP_DATE if BR2_GCC_VERSION_SNAP



config BR2_EXTRA_GCC_CONFIG_OPTIONS

	string "Additional gcc options"

	default ""

	help

	  Any additional gcc configure options you may want to include....



config BR2_INSTALL_OBJC

	bool "Build/install Objective-C compiler and runtime?"

	depends on !BR2_avr32

	help

	  Build/install Objective-C compiler and runtime?



config BR2_INSTALL_FORTRAN

	bool "Build/install Fortran compiler and runtime?"

	depends on !BR2_avr32

	select BR2_PACKAGE_LIBMPFR

	help

	  Build/install Fortran compiler and runtime?

	  Note that it is highly recommended NOT to use gfortran

	  from gcc older than 4.2.0



config BR2_GCC_SHARED_LIBGCC

	bool "Build/install a shared libgcc?"

	depends on !BR2_PREFER_STATIC_LIB

	default y

	depends on !BR2_sparc

	help

	  Build/install a shared libgcc library



config BR2_GCC_ENABLE_TLS

	bool "Enable compiler tls support"

	default y

	depends on BR2_PTHREADS_NATIVE

	help

	  Enable the compiler to generate code for accessing

	  thread local storage variables



config BR2_GCC_ENABLE_OPENMP

	bool "Enable compiler OpenMP support"

	depends on !BR2_PTHREADS_NONE && !BR2_avr32 && !BR2_arc

	help

	  Enable OpenMP support for the compiler

package/gcc/gcc.mk

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################################################################################

#

# 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

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

#



define HOST_GCC_APPLY_PATCHES

	support/scripts/apply-patches.sh $(@D) package/gcc/$(GCC_VERSION) \*.patch

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_GCC_VERSION_4_4_7_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

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



# 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



# 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