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

   1 ################################################################################
   2 #
   3 # gcc-final
   4 #
   5 ################################################################################
   6
   7 GCC_FINAL_VERSION = $(GCC_VERSION)
   8 GCC_FINAL_SITE = $(GCC_SITE)
   9 GCC_FINAL_SOURCE = $(GCC_SOURCE)
  10
  11 HOST_GCC_FINAL_DEPENDENCIES = \
  12         $(HOST_GCC_COMMON_DEPENDENCIES) \
  13         $(BR_LIBC)
  14
  15 HOST_GCC_FINAL_EXTRACT_CMDS = $(HOST_GCC_EXTRACT_CMDS)
  16
  17 ifneq ($(call qstrip, $(BR2_XTENSA_CORE_NAME)),)
  18 HOST_GCC_FINAL_POST_EXTRACT_HOOKS += HOST_GCC_XTENSA_OVERLAY_EXTRACT
  19 endif
  20
  21 HOST_GCC_FINAL_POST_PATCH_HOOKS += HOST_GCC_APPLY_PATCHES
  22
  23 # gcc doesn't support in-tree build, so we create a 'build'
  24 # subdirectory in the gcc sources, and build from there.
  25 HOST_GCC_FINAL_SUBDIR = build
  26
  27 HOST_GCC_FINAL_PRE_CONFIGURE_HOOKS += HOST_GCC_CONFIGURE_SYMLINK
  28
  29 define  HOST_GCC_FINAL_CONFIGURE_CMDS
  30         (cd $(HOST_GCC_FINAL_SRCDIR) && rm -rf config.cache; \
  31                 $(HOST_CONFIGURE_OPTS) \
  32                 CFLAGS="$(HOST_CFLAGS)" \
  33                 LDFLAGS="$(HOST_LDFLAGS)" \
  34                 $(HOST_GCC_FINAL_CONF_ENV) \
  35                 ./configure \
  36                 --prefix="$(HOST_DIR)/usr" \
  37                 --sysconfdir="$(HOST_DIR)/etc" \
  38                 --enable-static \
  39                 $(QUIET) $(HOST_GCC_FINAL_CONF_OPTS) \
  40         )
  41 endef
  42
  43
  44 # Languages supported by the cross-compiler
  45 GCC_FINAL_CROSS_LANGUAGES-y = c
  46 GCC_FINAL_CROSS_LANGUAGES-$(BR2_INSTALL_LIBSTDCPP) += c++
  47 GCC_FINAL_CROSS_LANGUAGES = $(subst $(space),$(comma),$(GCC_FINAL_CROSS_LANGUAGES-y))
  48
  49 HOST_GCC_FINAL_CONF_OPTS = \
  50         $(HOST_GCC_COMMON_CONF_OPTS) \
  51         --enable-languages=$(GCC_FINAL_CROSS_LANGUAGES) \
  52         --enable-poison-system-directories \
  53         --with-build-time-tools=$(HOST_DIR)/usr/$(GNU_TARGET_NAME)/bin
  54
  55 HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*
  56 # The kernel wants to use the -m4-nofpu option to make sure that it
  57 # doesn't use floating point operations.
  58 ifeq ($(BR2_sh4)$(BR2_sh4eb),y)
  59 HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4,m4-nofpu"
  60 HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib/!m4*
  61 endif
  62 ifeq ($(BR2_sh4a)$(BR2_sh4aeb),y)
  63 HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4a,m4a-nofpu"
  64 HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib/!m4*
  65 endif
  66
  67 # Disable shared libs like libstdc++ if we do static since it confuses linking
  68 ifeq ($(BR2_STATIC_LIBS),y)
  69 HOST_GCC_FINAL_CONF_OPTS += --disable-shared
  70 else
  71 HOST_GCC_FINAL_CONF_OPTS += --enable-shared
  72 endif
  73
  74 ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
  75 HOST_GCC_FINAL_CONF_OPTS += --enable-libgomp
  76 else
  77 HOST_GCC_FINAL_CONF_OPTS += --disable-libgomp
  78 endif
  79
  80 # End with user-provided options, so that they can override previously
  81 # defined options.
  82 HOST_GCC_FINAL_CONF_OPTS += \
  83         $(call qstrip,$(BR2_EXTRA_GCC_CONFIG_OPTIONS))
  84
  85 HOST_GCC_FINAL_CONF_ENV = \
  86         $(HOST_GCC_COMMON_CONF_ENV)
  87
  88 # Make sure we have 'cc'
  89 define HOST_GCC_FINAL_CREATE_CC_SYMLINKS
  90         if [ ! -e $(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-cc ]; then \
  91                 ln -snf $(GNU_TARGET_NAME)-gcc \
  92                         $(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-cc; \
  93         fi
  94         if [ ! -e $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/bin/cc ]; then \
  95                 ln -snf gcc $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/bin/cc; \
  96         fi
  97 endef
  98
  99 HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_CREATE_CC_SYMLINKS
 100
 101 # Create <arch>-linux-<tool> symlinks
 102 define HOST_GCC_FINAL_CREATE_SIMPLE_SYMLINKS
 103         (cd $(HOST_DIR)/usr/bin; for i in $(GNU_TARGET_NAME)-*; do \
 104                 ln -snf $$i $(ARCH)-linux$${i##$(GNU_TARGET_NAME)}; \
 105         done)
 106 endef
 107
 108 HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_CREATE_SIMPLE_SYMLINKS
 109
 110 # In gcc 4.7.x, the ARM EABIhf library loader path for (e)glibc was not
 111 # correct, so we create a symbolic link to make things work
 112 # properly. eglibc installs the library loader as ld-linux-armhf.so.3,
 113 # but gcc creates binaries that reference ld-linux.so.3.
 114 ifeq ($(BR2_arm)$(BR2_ARM_EABIHF)$(BR2_GCC_VERSION_4_7_X)$(BR2_TOOLCHAIN_USES_GLIBC),yyyy)
 115 define HOST_GCC_FINAL_LD_LINUX_LINK
 116         ln -sf ld-linux-armhf.so.3 $(TARGET_DIR)/lib/ld-linux.so.3
 117         ln -sf ld-linux-armhf.so.3 $(STAGING_DIR)/lib/ld-linux.so.3
 118 endef
 119 HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_LD_LINUX_LINK
 120 endif
 121
 122 # Cannot use the HOST_GCC_FINAL_USR_LIBS mechanism below, because we want
 123 # libgcc_s to be installed in /lib and not /usr/lib.
 124 define HOST_GCC_FINAL_INSTALL_LIBGCC
 125         -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libgcc_s* \
 126                 $(STAGING_DIR)/lib/
 127         -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libgcc_s* \
 128                 $(TARGET_DIR)/lib/
 129 endef
 130
 131 HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBGCC
 132
 133 define HOST_GCC_FINAL_INSTALL_LIBATOMIC
 134         -cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/libatomic* \
 135                 $(STAGING_DIR)/lib/
 136         -cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/libatomic* \
 137                 $(TARGET_DIR)/lib/
 138 endef
 139
 140 HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBATOMIC
 141
 142 # Handle the installation of libraries in /usr/lib
 143 HOST_GCC_FINAL_USR_LIBS =
 144
 145 ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
 146 HOST_GCC_FINAL_USR_LIBS += libstdc++
 147 endif
 148
 149 ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
 150 HOST_GCC_FINAL_USR_LIBS += libgomp
 151 endif
 152
 153 ifeq ($(BR2_GCC_ENABLE_LIBMUDFLAP),y)
 154 ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
 155 HOST_GCC_FINAL_USR_LIBS += libmudflapth
 156 else
 157 HOST_GCC_FINAL_USR_LIBS += libmudflap
 158 endif
 159 endif
 160
 161 ifneq ($(HOST_GCC_FINAL_USR_LIBS),)
 162 define HOST_GCC_FINAL_INSTALL_STATIC_LIBS
 163         for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
 164                 cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.a \
 165                         $(STAGING_DIR)/usr/lib/ ; \
 166         done
 167 endef
 168
 169 ifeq ($(BR2_STATIC_LIBS),)
 170 define HOST_GCC_FINAL_INSTALL_SHARED_LIBS
 171         for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
 172                 cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.so* \
 173                         $(STAGING_DIR)/usr/lib/ ; \
 174                 cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.so* \
 175                         $(TARGET_DIR)/usr/lib/ ; \
 176         done
 177 endef
 178 endif
 179
 180 define HOST_GCC_FINAL_INSTALL_USR_LIBS
 181         mkdir -p $(TARGET_DIR)/usr/lib
 182         $(HOST_GCC_FINAL_INSTALL_STATIC_LIBS)
 183         $(HOST_GCC_FINAL_INSTALL_SHARED_LIBS)
 184 endef
 185 HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_USR_LIBS
 186 endif
 187
 188 ifeq ($(BR2_xtensa),y)
 189 HOST_GCC_FINAL_CONF_OPTS += --enable-cxx-flags="$(TARGET_ABI)"
 190 endif
 191
 192 $(eval $(host-autotools-package))