gcc-final.mk 6.7 KB

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  1. ################################################################################
  2. #
  3. # gcc-final
  4. #
  5. ################################################################################
  6. GCC_FINAL_VERSION = $(GCC_VERSION)
  7. GCC_FINAL_SITE = $(GCC_SITE)
  8. GCC_FINAL_SOURCE = $(GCC_SOURCE)
  9. HOST_GCC_FINAL_DL_SUBDIR = gcc
  10. HOST_GCC_FINAL_DEPENDENCIES = \
  11. $(HOST_GCC_COMMON_DEPENDENCIES) \
  12. $(BR_LIBC)
  13. HOST_GCC_FINAL_EXCLUDES = $(HOST_GCC_EXCLUDES)
  14. ifneq ($(ARCH_XTENSA_OVERLAY_FILE),)
  15. HOST_GCC_FINAL_POST_EXTRACT_HOOKS += HOST_GCC_XTENSA_OVERLAY_EXTRACT
  16. HOST_GCC_FINAL_EXTRA_DOWNLOADS += $(ARCH_XTENSA_OVERLAY_URL)
  17. endif
  18. HOST_GCC_FINAL_POST_PATCH_HOOKS += HOST_GCC_APPLY_PATCHES
  19. # gcc doesn't support in-tree build, so we create a 'build'
  20. # subdirectory in the gcc sources, and build from there.
  21. HOST_GCC_FINAL_SUBDIR = build
  22. HOST_GCC_FINAL_PRE_CONFIGURE_HOOKS += HOST_GCC_CONFIGURE_SYMLINK
  23. # We want to always build the static variants of all the gcc libraries,
  24. # of which libstdc++, libgomp, libmudflap...
  25. # To do so, we can not just pass --enable-static to override the generic
  26. # --disable-static flag, otherwise gcc fails to build some of those
  27. # libraries, see;
  28. # http://lists.busybox.net/pipermail/buildroot/2013-October/080412.html
  29. #
  30. # So we must completely override the generic commands and provide our own.
  31. #
  32. define HOST_GCC_FINAL_CONFIGURE_CMDS
  33. (cd $(HOST_GCC_FINAL_SRCDIR) && rm -rf config.cache; \
  34. $(HOST_CONFIGURE_OPTS) \
  35. CFLAGS="$(HOST_CFLAGS)" \
  36. LDFLAGS="$(HOST_LDFLAGS)" \
  37. $(HOST_GCC_FINAL_CONF_ENV) \
  38. ./configure \
  39. --prefix="$(HOST_DIR)" \
  40. --sysconfdir="$(HOST_DIR)/etc" \
  41. --enable-static \
  42. $(QUIET) $(HOST_GCC_FINAL_CONF_OPTS) \
  43. )
  44. endef
  45. # Languages supported by the cross-compiler
  46. GCC_FINAL_CROSS_LANGUAGES-y = c
  47. GCC_FINAL_CROSS_LANGUAGES-$(BR2_INSTALL_LIBSTDCPP) += c++
  48. GCC_FINAL_CROSS_LANGUAGES-$(BR2_TOOLCHAIN_BUILDROOT_DLANG) += d
  49. GCC_FINAL_CROSS_LANGUAGES-$(BR2_TOOLCHAIN_BUILDROOT_FORTRAN) += fortran
  50. GCC_FINAL_CROSS_LANGUAGES = $(subst $(space),$(comma),$(GCC_FINAL_CROSS_LANGUAGES-y))
  51. HOST_GCC_FINAL_CONF_OPTS = \
  52. $(HOST_GCC_COMMON_CONF_OPTS) \
  53. --enable-languages=$(GCC_FINAL_CROSS_LANGUAGES) \
  54. --with-build-time-tools=$(HOST_DIR)/$(GNU_TARGET_NAME)/bin
  55. # The kernel wants to use the -m4-nofpu option to make sure that it
  56. # doesn't use floating point operations.
  57. ifeq ($(BR2_sh4)$(BR2_sh4eb),y)
  58. HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4,m4-nofpu"
  59. HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib/!m4*
  60. else ifeq ($(BR2_sh4a)$(BR2_sh4aeb),y)
  61. HOST_GCC_FINAL_CONF_OPTS += "--with-multilib-list=m4a,m4a-nofpu"
  62. HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib/!m4*
  63. else
  64. HOST_GCC_FINAL_GCC_LIB_DIR = $(HOST_DIR)/$(GNU_TARGET_NAME)/lib*
  65. endif
  66. ifeq ($(BR2_GCC_SUPPORTS_LIBCILKRTS),y)
  67. # libcilkrts does not support v8
  68. ifeq ($(BR2_sparc),y)
  69. HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts
  70. endif
  71. # Pthreads are required to build libcilkrts
  72. ifeq ($(BR2_PTHREADS_NONE),y)
  73. HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts
  74. endif
  75. ifeq ($(BR2_STATIC_LIBS),y)
  76. # disable libcilkrts as there is no static version
  77. HOST_GCC_FINAL_CONF_OPTS += --disable-libcilkrts
  78. endif
  79. endif # BR2_GCC_SUPPORTS_LIBCILKRTS
  80. # Disable shared libs like libstdc++ if we do static since it confuses linking
  81. ifeq ($(BR2_STATIC_LIBS),y)
  82. HOST_GCC_FINAL_CONF_OPTS += --disable-shared
  83. else
  84. HOST_GCC_FINAL_CONF_OPTS += --enable-shared
  85. endif
  86. ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
  87. HOST_GCC_FINAL_CONF_OPTS += --enable-libgomp
  88. else
  89. HOST_GCC_FINAL_CONF_OPTS += --disable-libgomp
  90. endif
  91. # End with user-provided options, so that they can override previously
  92. # defined options.
  93. HOST_GCC_FINAL_CONF_OPTS += \
  94. $(call qstrip,$(BR2_EXTRA_GCC_CONFIG_OPTIONS))
  95. HOST_GCC_FINAL_CONF_ENV = \
  96. $(HOST_GCC_COMMON_CONF_ENV)
  97. HOST_GCC_FINAL_MAKE_OPTS += $(HOST_GCC_COMMON_MAKE_OPTS)
  98. # Make sure we have 'cc'
  99. define HOST_GCC_FINAL_CREATE_CC_SYMLINKS
  100. if [ ! -e $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-cc ]; then \
  101. ln -f $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-gcc \
  102. $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-cc; \
  103. fi
  104. endef
  105. HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_CREATE_CC_SYMLINKS
  106. HOST_GCC_FINAL_TOOLCHAIN_WRAPPER_ARGS += $(HOST_GCC_COMMON_TOOLCHAIN_WRAPPER_ARGS)
  107. HOST_GCC_FINAL_POST_BUILD_HOOKS += TOOLCHAIN_WRAPPER_BUILD
  108. HOST_GCC_FINAL_POST_INSTALL_HOOKS += TOOLCHAIN_WRAPPER_INSTALL
  109. # Note: this must be done after CREATE_CC_SYMLINKS, otherwise the
  110. # -cc symlink to the wrapper is not created.
  111. HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_INSTALL_WRAPPER_AND_SIMPLE_SYMLINKS
  112. # coldfire is not working without removing these object files from libgcc.a
  113. ifeq ($(BR2_m68k_cf),y)
  114. define HOST_GCC_FINAL_M68K_LIBGCC_FIXUP
  115. find $(STAGING_DIR) -name libgcc.a -print | \
  116. while read t; do $(GNU_TARGET_NAME)-ar dv "$t" _ctors.o; done
  117. endef
  118. HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_M68K_LIBGCC_FIXUP
  119. endif
  120. # Cannot use the HOST_GCC_FINAL_USR_LIBS mechanism below, because we want
  121. # libgcc_s to be installed in /lib and not /usr/lib.
  122. define HOST_GCC_FINAL_INSTALL_LIBGCC
  123. -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libgcc_s* \
  124. $(STAGING_DIR)/lib/
  125. -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libgcc_s* \
  126. $(TARGET_DIR)/lib/
  127. endef
  128. HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBGCC
  129. define HOST_GCC_FINAL_INSTALL_LIBATOMIC
  130. -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libatomic* \
  131. $(STAGING_DIR)/lib/
  132. -cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/libatomic* \
  133. $(TARGET_DIR)/lib/
  134. endef
  135. HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBATOMIC
  136. # Handle the installation of libraries in /usr/lib
  137. HOST_GCC_FINAL_USR_LIBS =
  138. ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
  139. HOST_GCC_FINAL_USR_LIBS += libstdc++
  140. endif
  141. ifeq ($(BR2_TOOLCHAIN_BUILDROOT_DLANG),y)
  142. HOST_GCC_FINAL_USR_LIBS += libgdruntime libgphobos
  143. endif
  144. ifeq ($(BR2_TOOLCHAIN_BUILDROOT_FORTRAN),y)
  145. HOST_GCC_FINAL_USR_LIBS += libgfortran
  146. # fortran needs quadmath on x86 and x86_64
  147. ifeq ($(BR2_TOOLCHAIN_HAS_LIBQUADMATH),y)
  148. HOST_GCC_FINAL_USR_LIBS += libquadmath
  149. endif
  150. endif
  151. ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
  152. HOST_GCC_FINAL_USR_LIBS += libgomp
  153. endif
  154. HOST_GCC_FINAL_USR_LIBS += $(call qstrip,$(BR2_TOOLCHAIN_EXTRA_LIBS))
  155. ifneq ($(HOST_GCC_FINAL_USR_LIBS),)
  156. define HOST_GCC_FINAL_INSTALL_STATIC_LIBS
  157. for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
  158. cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.a \
  159. $(STAGING_DIR)/usr/lib/ ; \
  160. done
  161. endef
  162. ifeq ($(BR2_STATIC_LIBS),)
  163. define HOST_GCC_FINAL_INSTALL_SHARED_LIBS
  164. for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
  165. cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.so* \
  166. $(STAGING_DIR)/usr/lib/ ; \
  167. cp -dpf $(HOST_GCC_FINAL_GCC_LIB_DIR)/$${i}.so* \
  168. $(TARGET_DIR)/usr/lib/ ; \
  169. done
  170. endef
  171. endif
  172. define HOST_GCC_FINAL_INSTALL_USR_LIBS
  173. mkdir -p $(TARGET_DIR)/usr/lib
  174. $(HOST_GCC_FINAL_INSTALL_STATIC_LIBS)
  175. $(HOST_GCC_FINAL_INSTALL_SHARED_LIBS)
  176. endef
  177. HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_USR_LIBS
  178. endif
  179. $(eval $(host-autotools-package))