78 lines
2.4 KiB
Makefile
78 lines
2.4 KiB
Makefile
# gcc has a bunch of options that need to be shared with
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# both gcc-uclibc-4.x.mk, and are use by other packages...
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# So include them in this file and arrange to include it
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# soon after invoking make from the top level.
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GCC_VERSION:=$(call qstrip,$(BR2_GCC_VERSION))
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TARGET_OPTIMIZATION:=$(call qstrip,$(BR2_TARGET_OPTIMIZATION))
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EXTRA_GCC_CONFIG_OPTIONS:=$(call qstrip,$(BR2_EXTRA_GCC_CONFIG_OPTIONS))
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ifeq ($(call qstrip,$(BR2_GCC_VERSION_SNAP)),y)
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GCC_SNAP_DATE:=$(call qstrip,$(BR2_GCC_SNAP_DATE))
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else
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GCC_SNAP_DATE:=
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endif
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ifeq ($(BR2_GCC_USE_SJLJ_EXCEPTIONS),y)
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GCC_USE_SJLJ_EXCEPTIONS:=--enable-sjlj-exceptions
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endif
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ifeq ($(BR2_SOFT_FLOAT),y)
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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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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 defaults
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_ARCH)),)
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GCC_WITH_ARCH:=--with-arch=$(BR2_GCC_TARGET_ARCH)
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endif
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_TUNE)),)
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GCC_WITH_TUNE:=--with-tune=$(BR2_GCC_TARGET_TUNE)
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endif
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ifneq ($(call qstrip,$(BR2_GCC_TARGET_ABI)),)
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GCC_WITH_ABI:=--with-abi=$(BR2_GCC_TARGET_ABI)
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endif
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# AVR32 GCC configuration
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ifeq ($(BR2_avr32),y)
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EXTRA_GCC_CONFIG_OPTIONS+=--disable-libmudflap
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SOFT_FLOAT_CONFIG_OPTION:=
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EXTRA_GCC_CONFIG_OPTIONS+=--with-build-time-tools=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin \
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#EXTRA_GCC_CONFIG_OPTIONS+=--with-as=$(TARGET_CROSS)as
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endif
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TARGET_GCC_FLAGS= CFLAGS_FOR_TARGET="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
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CXXFLAGS_FOR_TARGET="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
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CFLAGS="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
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BOOT_CFLAGS="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)"
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ifeq ($(BR2_PACKAGE_GCC_TARGET),y)
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EXTRA_TARGET_GCC_CONFIG_OPTIONS:=
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# AVR32 target GCC configuration
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ifeq ($(BR2_avr32),y)
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EXTRA_TARGET_GCC_CONFIG_OPTIONS+=--disable-libmudflap
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EXTRA_TARGET_GCC_CONFIG_OPTIONS+=--with-build-time-tools=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin \
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EXTRA_TARGET_GCC_CONFIG_OPTIONS+=--with-as=$(TARGET_CROSS)as
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endif
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# and finally pull in config opts from the user
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EXTRA_TARGET_GCC_CONFIG_OPTIONS+=$(call qstrip,$(BR2_EXTRA_TARGET_GCC_CONFIG_OPTIONS))
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TARGETS+=gcc_target
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endif
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