forked from Archive/PX4-Autopilot
63 lines
1.5 KiB
Makefile
63 lines
1.5 KiB
Makefile
#
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GCC_VERSION:=$(strip $(subst ",, $(BR2_GCC_VERSION)))
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#"))
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TARGET_OPTIMIZATION:=$(strip $(subst ",, $(BR2_TARGET_OPTIMIZATION)))
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#"))
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EXTRA_GCC_CONFIG_OPTIONS:=$(strip $(subst ",, $(BR2_EXTRA_GCC_CONFIG_OPTIONS)))
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#"))
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#")))
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ifeq ($(strip $(BR2_GCC_USE_SJLJ_EXCEPTIONS)),y)
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GCC_USE_SJLJ_EXCEPTIONS:=--enable-sjlj-exceptions
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endif
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ifeq ($(BR2_SOFT_FLOAT),y)
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# gcc 3.4.x soft float configuration is different than previous versions.
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ifeq ($(findstring x3.4.,x$(GCC_VERSION)),x3.4.)
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ifneq ($(BR2_nios2),y)
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SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
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endif
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else
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SOFT_FLOAT_CONFIG_OPTION:=--without-float
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endif
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# again... there must be a better way
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ifeq ($(findstring x4.,x$(GCC_VERSION)),x4.)
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SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
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ifeq ($(BR2_SOFT_FLOAT_FP),y)
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TARGET_SOFT_FLOAT:=-mfloat-abi=softfp
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else # no fp at all
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ifeq ($(BR2_arm),y) # only set float-abi for arm
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TARGET_SOFT_FLOAT:=-mfloat-abi=soft
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else
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TARGET_SOFT_FLOAT:=-msoft-float
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endif
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endif
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else # not gcc-4.x
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TARGET_SOFT_FLOAT:=-msoft-float
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endif
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ARCH_FPU_SUFFIX:=_nofpu
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else # no softfloat support
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SOFT_FLOAT_CONFIG_OPTION:=
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TARGET_SOFT_FLOAT:=
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ARCH_FPU_SUFFIX:=
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endif
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# some additional tuning values
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ifneq ($(strip $(subst ",,$(BR2_GCC_TARGET_ARCH))),)
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# ")))
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GCC_WITH_ARCH:=--with-arch=$(BR2_GCC_TARGET_ARCH)
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endif
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ifneq ($(strip $(subst ",,$(BR2_GCC_TARGET_TUNE))),)
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# ")))
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GCC_WITH_TUNE:=--with-tune=$(BR2_GCC_TARGET_TUNE)
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endif
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ifneq ($(strip $(subst ",,$(BR2_GCC_TARGET_ABI))),)
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# ")))
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GCC_WITH_ABI:=--with-abi=$(BR2_GCC_TARGET_ABI)
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endif
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ifdef BR2_cortex_m3
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GCC_WITH_MODE:=--with-mode=thumb
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endif
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