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################################################################################
# Embtoolkit
# Copyright(C) 2009-2012 Abdoulaye Walsimou GAYE.
#
# This program is free software; you can distribute it and/or modify it
# under the terms of the GNU General Public License
# (Version 2 or later) published by the Free Software Foundation.
#
# This program is distributed in the hope it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
################################################################################
#
# \file arm-arch.mk
# \brief arm-arch.mk of Embtoolkit
# \author Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
# \date June 2009
################################################################################
__embtk_arm_endian := $(if $(CONFIG_EMBTK_TARGET_ARCH_LITTLE_ENDIAN),el,eb)
__embtk_arm_clib-(CONFIG_EMBTK_CLIB_EGLIBC) := gnueabi
__embtk_arm_clib := $(or $(__embtk_arm_clib-y),$(embtk_clib)eabi)
LINUX_ARCH := arm
GNU_TARGET_ARCH := arm
EMBTK_MCU_FLAG := $(call __embtk_mk_uquote,$(CONFIG_EMBTK_ARM_MCU_STRING))
GNU_TARGET := arm$(__embtk_arm_endian)-$(embtk_os)
STRICT_GNU_TARGET := arm$(__embtk_arm_endian)-unknown-$(embtk_os)-$(__embtk_arm_clib)
#
# GCC configure options
#
GCC_WITH_CPU := --with-cpu=$(EMBTK_MCU_FLAG)
# GCC extra configure options for arm
GCC3_CONFIGURE_EXTRA_OPTIONS += $(strip $(if $(CONFIG_EMBTK_GCC_LANGUAGE_JAVA), \
--enable-sjlj-exceptions))
# Hard or soft floating point for GCC?
GCC_WITH_FLOAT-$(CONFIG_EMBTK_SOFTFLOAT) := soft
GCC_WITH_FLOAT-$(CONFIG_EMBTK_HARDFLOAT) := softfp
GCC_WITH_FLOAT := --with-float=$(GCC_WITH_FLOAT-y)
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFP) := vfp
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV3) := vfpv3
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV3_D16) := vfpv3-d16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV3_FP16) := vfpv3-fp16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV3_D16FP16) := vfpv3-d16-fp16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV3_XD) := vfpv3xd
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV3_XDFP16) := vfpv3xd-fp16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV4) := vfpv4
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_VFPV4_D16) := vfpv4-d16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_FPV4_SPD16) := fpv4-sp-d16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_NEON) := neon
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_NEON_FP16) := neon-fp16
GCC_WITH_FPU-$(CONFIG_EMBTK_ARCH_ARM_FPU_NEON_VFPV4) := neon-vfpv4
GCC_WITH_FPU := $(if $(GCC_WITH_FPU-y),--with-fpu=$(GCC_WITH_FPU-y))
# Hard or soft floating point?
EMBTK_TARGET_FLOAT_CFLAGS := $(strip $(if $(CONFIG_EMBTK_SOFTFLOAT), \
-mfloat-abi=soft,-mfloat-abi=softfp))
# Some other flags for TARGET_CFLAGS
EMBTK_TARGET_MCPU := -mcpu=$(EMBTK_MCU_FLAG)
EMBTK_TARGET_MARCH :=
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