cirros-testvm/src-cirros/buildroot-2015.05/package/gcc/gcc.mk

   1 ################################################################################
   2 #
   3 # Common variables for the gcc-initial and gcc-final packages.
   4 #
   5 ################################################################################
   6
   7 #
   8 # Version, site and source
   9 #
  10
  11 GCC_VERSION = $(call qstrip,$(BR2_GCC_VERSION))
  12
  13 ifeq ($(BR2_arc),y)
  14 GCC_SITE = $(call github,foss-for-synopsys-dwc-arc-processors,gcc,$(GCC_VERSION))
  15 GCC_SOURCE = gcc-$(GCC_VERSION).tar.gz
  16 else
  17 GCC_SITE = $(BR2_GNU_MIRROR:/=)/gcc/gcc-$(GCC_VERSION)
  18 endif
  19
  20 GCC_SOURCE ?= gcc-$(GCC_VERSION).tar.bz2
  21
  22 #
  23 # Xtensa special hook
  24 #
  25
  26 define HOST_GCC_XTENSA_OVERLAY_EXTRACT
  27         tar xf $(BR2_XTENSA_OVERLAY_DIR)/xtensa_$(call qstrip,\
  28                 $(BR2_XTENSA_CORE_NAME)).tar -C $(@D) --strip-components=1 gcc
  29 endef
  30
  31 #
  32 # Apply patches
  33 #
  34
  35 ifeq ($(ARCH),powerpc)
  36 ifneq ($(BR2_SOFT_FLOAT),)
  37 define HOST_GCC_APPLY_POWERPC_PATCH
  38         $(APPLY_PATCHES) $(@D) package/gcc/$(GCC_VERSION) 1000-powerpc-link-with-math-lib.patch.conditional
  39 endef
  40 endif
  41 endif
  42
  43 define HOST_GCC_APPLY_PATCHES
  44         if test -d package/gcc/$(GCC_VERSION); then \
  45           $(APPLY_PATCHES) $(@D) package/gcc/$(GCC_VERSION) \*.patch ; \
  46         fi;
  47         $(HOST_GCC_APPLY_POWERPC_PATCH)
  48 endef
  49
  50 #
  51 # Custom extract command to save disk space
  52 #
  53
  54 define HOST_GCC_EXTRACT_CMDS
  55         $(call suitable-extractor,$(GCC_SOURCE)) $(DL_DIR)/$(GCC_SOURCE) | \
  56                 $(TAR) $(TAR_STRIP_COMPONENTS)=1 -C $(@D) \
  57                 --exclude='libjava/*' \
  58                 --exclude='libgo/*' \
  59                 --exclude='gcc/testsuite/*' \
  60                 --exclude='libstdc++-v3/testsuite/*' \
  61                 $(TAR_OPTIONS) -
  62         mkdir -p $(@D)/libstdc++-v3/testsuite/
  63         echo "all:" > $(@D)/libstdc++-v3/testsuite/Makefile.in
  64         echo "install:" >> $(@D)/libstdc++-v3/testsuite/Makefile.in
  65 endef
  66
  67 #
  68 # Create 'build' directory and configure symlink
  69 #
  70
  71 define HOST_GCC_CONFIGURE_SYMLINK
  72         mkdir -p $(@D)/build
  73         ln -sf ../configure $(@D)/build/configure
  74 endef
  75
  76 #
  77 # Common configuration options
  78 #
  79
  80 HOST_GCC_COMMON_DEPENDENCIES = \
  81         host-binutils \
  82         host-gmp \
  83         host-mpfr \
  84         $(if $(BR2_BINFMT_FLAT),host-elf2flt)
  85
  86 HOST_GCC_COMMON_CONF_OPTS = \
  87         --target=$(GNU_TARGET_NAME) \
  88         --with-sysroot=$(STAGING_DIR) \
  89         --disable-__cxa_atexit \
  90         --with-gnu-ld \
  91         --disable-libssp \
  92         --disable-multilib \
  93         --with-gmp=$(HOST_DIR)/usr \
  94         --with-mpfr=$(HOST_DIR)/usr \
  95         --with-pkgversion="Buildroot $(BR2_VERSION_FULL)" \
  96         --with-bugurl="http://bugs.buildroot.net/"
  97
  98 # Don't build documentation. It takes up extra space / build time,
  99 # and sometimes needs specific makeinfo versions to work
 100 HOST_GCC_COMMON_CONF_ENV = \
 101         MAKEINFO=missing
 102
 103 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43810
 104 # Workaround until it's fixed in 4.5.4 or later
 105 ifeq ($(ARCH),powerpc)
 106 ifeq ($(findstring x4.5.,x$(GCC_VERSION)),x4.5.)
 107 HOST_GCC_COMMON_CONF_OPTS += --disable-target-optspace
 108 endif
 109 else
 110 HOST_GCC_COMMON_CONF_OPTS += --enable-target-optspace
 111 endif
 112
 113 # libitm needs sparc V9+
 114 ifeq ($(BR2_sparc_v8)$(BR2_sparc_leon3),y)
 115 HOST_GCC_COMMON_CONF_OPTS += --disable-libitm
 116 endif
 117
 118 # gcc 4.6.x quadmath requires wchar
 119 ifneq ($(BR2_TOOLCHAIN_BUILDROOT_WCHAR),y)
 120 HOST_GCC_COMMON_CONF_OPTS += --disable-libquadmath
 121 endif
 122
 123 # libsanitizer requires wordexp, not in default uClibc config. Also
 124 # doesn't build properly with musl.
 125 ifeq ($(BR2_TOOLCHAIN_BUILDROOT_UCLIBC)$(BR2_TOOLCHAIN_BUILDROOT_MUSL),y)
 126 HOST_GCC_COMMON_CONF_OPTS += --disable-libsanitizer
 127 endif
 128
 129 # libsanitizer is broken for SPARC
 130 # https://bugs.busybox.net/show_bug.cgi?id=7951
 131 ifeq ($(BR2_sparc),y)
 132 HOST_GCC_COMMON_CONF_OPTS += --disable-libsanitizer
 133 endif
 134
 135 ifeq ($(BR2_GCC_ENABLE_TLS),y)
 136 HOST_GCC_COMMON_CONF_OPTS += --enable-tls
 137 else
 138 HOST_GCC_COMMON_CONF_OPTS += --disable-tls
 139 endif
 140
 141 ifeq ($(BR2_GCC_ENABLE_LTO),y)
 142 HOST_GCC_COMMON_CONF_OPTS += --enable-plugins --enable-lto
 143 endif
 144
 145 ifeq ($(BR2_GCC_ENABLE_LIBMUDFLAP),y)
 146 HOST_GCC_COMMON_CONF_OPTS += --enable-libmudflap
 147 else
 148 HOST_GCC_COMMON_CONF_OPTS += --disable-libmudflap
 149 endif
 150
 151 ifeq ($(BR2_PTHREADS_NONE),y)
 152 HOST_GCC_COMMON_CONF_OPTS += \
 153         --disable-threads \
 154         --disable-libitm \
 155         --disable-libatomic
 156 else
 157 HOST_GCC_COMMON_CONF_OPTS += --enable-threads
 158 endif
 159
 160 ifeq ($(BR2_GCC_NEEDS_MPC),y)
 161 HOST_GCC_COMMON_DEPENDENCIES += host-mpc
 162 HOST_GCC_COMMON_CONF_OPTS += --with-mpc=$(HOST_DIR)/usr
 163 endif
 164
 165 ifeq ($(BR2_GCC_ENABLE_GRAPHITE),y)
 166 HOST_GCC_COMMON_DEPENDENCIES += host-isl host-cloog
 167 HOST_GCC_COMMON_CONF_OPTS += --with-isl=$(HOST_DIR)/usr --with-cloog=$(HOST_DIR)/usr
 168 else
 169 HOST_GCC_COMMON_CONF_OPTS += --without-isl --without-cloog
 170 endif
 171
 172 ifeq ($(BR2_arc),y)
 173 HOST_GCC_COMMON_DEPENDENCIES += host-flex host-bison
 174 endif
 175
 176 ifeq ($(BR2_SOFT_FLOAT),y)
 177 # only mips*-*-*, arm*-*-* and sparc*-*-* accept --with-float
 178 # powerpc seems to be needing it as well
 179 ifeq ($(BR2_arm)$(BR2_armeb)$(BR2_mips)$(BR2_mipsel)$(BR2_mips64)$(BR2_mips64el)$(BR2_powerpc)$(BR2_sparc),y)
 180 HOST_GCC_COMMON_CONF_OPTS += --with-float=soft
 181 endif
 182 endif
 183
 184 ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
 185 HOST_GCC_COMMON_CONF_OPTS += --disable-decimal-float
 186 endif
 187
 188 # Determine arch/tune/abi/cpu options
 189 ifneq ($(call qstrip,$(BR2_GCC_TARGET_ARCH)),)
 190 HOST_GCC_COMMON_CONF_OPTS += --with-arch=$(BR2_GCC_TARGET_ARCH)
 191 endif
 192 ifneq ($(call qstrip,$(BR2_GCC_TARGET_ABI)),)
 193 HOST_GCC_COMMON_CONF_OPTS += --with-abi=$(BR2_GCC_TARGET_ABI)
 194 endif
 195 ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU)),)
 196 ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU_REVISION)),)
 197 HOST_GCC_COMMON_CONF_OPTS += --with-cpu=$(call qstrip,$(BR2_GCC_TARGET_CPU)-$(BR2_GCC_TARGET_CPU_REVISION))
 198 else
 199 HOST_GCC_COMMON_CONF_OPTS += --with-cpu=$(call qstrip,$(BR2_GCC_TARGET_CPU))
 200 endif
 201 endif
 202
 203 GCC_TARGET_FPU = $(call qstrip,$(BR2_GCC_TARGET_FPU))
 204 ifneq ($(GCC_TARGET_FPU),)
 205 HOST_GCC_COMMON_CONF_OPTS += --with-fpu=$(GCC_TARGET_FPU)
 206 endif
 207
 208 GCC_TARGET_FLOAT_ABI = $(call qstrip,$(BR2_GCC_TARGET_FLOAT_ABI))
 209 ifneq ($(GCC_TARGET_FLOAT_ABI),)
 210 HOST_GCC_COMMON_CONF_OPTS += --with-float=$(GCC_TARGET_FLOAT_ABI)
 211 endif
 212
 213 GCC_TARGET_MODE = $(call qstrip,$(BR2_GCC_TARGET_MODE))
 214 ifneq ($(GCC_TARGET_MODE),)
 215 HOST_GCC_COMMON_CONF_OPTS += --with-mode=$(GCC_TARGET_MODE)
 216 endif
 217
 218 # Enable proper double/long double for SPE ABI
 219 ifeq ($(BR2_powerpc_SPE),y)
 220 HOST_GCC_COMMON_CONF_OPTS += \
 221         --enable-e500_double \
 222         --with-long-double-128
 223 endif
 224
 225 include $(sort $(wildcard package/gcc/*/*.mk))