gcc-uclibc-3.x.mk 17 KB

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  1. # Makefile for to build a gcc/uClibc toolchain
  2. #
  3. # Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
  4. # Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
  5. #
  6. # This program is free software; you can redistribute it and/or modify
  7. # it under the terms of the GNU General Public License as published by
  8. # the Free Software Foundation; either version 2 of the License, or
  9. # (at your option) any later version.
  10. #
  11. # This program is distributed in the hope that it will be useful,
  12. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. # General Public License for more details.
  15. #
  16. # You should have received a copy of the GNU General Public License
  17. # along with this program; if not, write to the Free Software
  18. # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19. ifeq ($(BR2_TOOLCHAIN_SOURCE),y)
  20. # without sysroot support. Sysroot toolchain is gcc-uclibc-4.x.mk
  21. ifneq ($(BR2_TOOLCHAIN_SYSROOT),y)
  22. ifeq ($(GCC_SNAP_DATE),)
  23. GCC_OFFICIAL_VER:=$(GCC_VERSION)
  24. GCC_SITE:=$(BR2_GNU_MIRROR)/gcc/gcc-$(GCC_VERSION)
  25. #GCC_SITE:=ftp://ftp.ibiblio.org/pub/mirrors/gnu/ftp/gnu/gcc/gcc-$(GCC_OFFICIAL_VER)
  26. else
  27. GCC_OFFICIAL_VER:=$(GCC_VERSION)-$(GCC_SNAP_DATE)
  28. GCC_SITE:=ftp://sources.redhat.com/pub/gcc/snapshots/$(GCC_OFFICIAL_VER)
  29. endif
  30. # redefine if using an external prepatched gcc source
  31. ifneq ($(BR2_TOOLCHAIN_BUILDROOT),y)
  32. GCC_SITE:=$(VENDOR_SITE)
  33. GCC_OFFICIAL_VER:=$(GCC_VERSION)$(VENDOR_SUFFIX)$(VENDOR_GCC_RELEASE)
  34. GCC_PATCH_DIR:=$(VENDOR_PATCH_DIR)/gcc-$(GCC_OFFICIAL_VER)
  35. endif
  36. GCC_SOURCE:=gcc-$(GCC_OFFICIAL_VER).tar.bz2
  37. GCC_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_OFFICIAL_VER)
  38. ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
  39. ifeq ($(GCC_SNAP_DATE),)
  40. GCC_PATCH_DIR:=toolchain/gcc/$(GCC_VERSION)
  41. else
  42. ifneq ($(wildcard toolchain/gcc/$(GCC_OFFICIAL_VER)),)
  43. GCC_PATCH_DIR:=toolchain/gcc/$(GCC_OFFICIAL_VER)
  44. else
  45. GCC_PATCH_DIR:=toolchain/gcc/$(GCC_VERSION)
  46. endif
  47. endif
  48. endif
  49. GCC_CAT:=$(BZCAT)
  50. GCC_STRIP_HOST_BINARIES:=true
  51. ifeq ($(findstring x3.,x$(GCC_VERSION)),x3.)
  52. GCC_NO_MPFR:=y
  53. else
  54. ifneq ($(BR2_INSTALL_FORTRAN),y)
  55. # fortran needs gmp and mpfr
  56. ifeq ($(findstring 4.0.,$(GCC_VERSION)),4.0.)
  57. GCC_NO_MPFR:=y
  58. endif
  59. ifeq ($(findstring 4.1.,$(GCC_VERSION)),4.1.)
  60. GCC_NO_MPFR:=y
  61. endif
  62. endif
  63. endif
  64. #############################################################
  65. #
  66. # Setup some initial stuff
  67. #
  68. #############################################################
  69. GCC_CROSS_LANGUAGES:=c
  70. ifeq ($(BR2_GCC_CROSS_CXX),y)
  71. GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),c++
  72. endif
  73. ifeq ($(BR2_GCC_CROSS_FORTRAN),y)
  74. GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),fortran
  75. endif
  76. ifeq ($(BR2_GCC_CROSS_OBJC),y)
  77. GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),objc
  78. endif
  79. GCC_TARGET_LANGUAGES:=c
  80. ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
  81. GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),c++
  82. endif
  83. ifeq ($(BR2_INSTALL_LIBGCJ),y)
  84. GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),java
  85. endif
  86. ifeq ($(BR2_INSTALL_OBJC),y)
  87. GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),objc
  88. endif
  89. GCC_TARGET_PREREQ =
  90. GCC_STAGING_PREREQ= $(STAGING_DIR)/usr/lib/libc.a
  91. ifndef GCC_NO_MPFR
  92. GCC_WITH_HOST_GMP=--with-gmp=$(GMP_HOST_DIR)
  93. GCC_WITH_HOST_MPFR=--with-mpfr=$(MPFR_HOST_DIR)
  94. ifeq ($(BR2_INSTALL_FORTRAN),y)
  95. GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),fortran
  96. #GCC_TARGET_PREREQ += $(TARGET_DIR)/lib/libmpfr.so $(TARGET_DIR)/lib/libgmp.so
  97. #GCC_STAGING_PREREQ+= $(TOOL_BUILD_DIR)/mpfr/lib/libmpfr.so
  98. GCC_WITH_TARGET_GMP=--with-gmp="$(GMP_TARGET_DIR)"
  99. GCC_WITH_TARGET_MPFR=--with-mpfr="$(MPFR_TARGET_DIR)"
  100. endif
  101. endif # ifndef GCC_NO_MPFR
  102. ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
  103. GCC_SHARED_LIBGCC:=--enable-shared
  104. else
  105. GCC_SHARED_LIBGCC:=--disable-shared
  106. endif
  107. ifneq ($(BR2_ENABLE_LOCALE),y)
  108. GCC_ENABLE_CLOCALE:=--disable-clocale
  109. endif
  110. HOST_SOURCE+=gcc-source
  111. #############################################################
  112. #
  113. # build the first pass gcc compiler
  114. #
  115. #############################################################
  116. GCC_BUILD_DIR1:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-initial
  117. $(DL_DIR)/$(GCC_SOURCE):
  118. mkdir -p $(DL_DIR)
  119. $(WGET) -P $(DL_DIR) $(GCC_SITE)/$(GCC_SOURCE)
  120. gcc-unpacked: $(GCC_DIR)/.patched
  121. $(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
  122. mkdir -p $(TOOL_BUILD_DIR)
  123. $(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
  124. $(CONFIG_UPDATE) $(GCC_DIR)
  125. touch $@
  126. gcc-patched: $(GCC_DIR)/.patched
  127. $(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
  128. # Apply any files named gcc-*.patch from the source directory to gcc
  129. toolchain/patch-kernel.sh $(GCC_DIR) $(GCC_PATCH_DIR) \*.patch
  130. # Note: The soft float situation has improved considerably with gcc 3.4.x.
  131. # We can dispense with the custom spec files, as well as libfloat for the arm case.
  132. # However, we still need a patch for arm. There's a similar patch for gcc 3.3.x
  133. # which needs to be integrated so we can kill of libfloat for good, except for
  134. # anyone (?) who might still be using gcc 2.95. mjn3
  135. ifeq ($(BR2_SOFT_FLOAT),y)
  136. ifeq ("$(strip $(ARCH))","arm")
  137. toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
  138. endif
  139. ifeq ("$(strip $(ARCH))","armeb")
  140. toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
  141. endif
  142. # Not yet updated to 3.4.1.
  143. #ifeq ("$(strip $(ARCH))","i386")
  144. #toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch
  145. #endif
  146. endif
  147. touch $@
  148. # The --without-headers option stopped working with gcc 3.0 and has never been
  149. # fixed, so we need to actually have working C library header files prior to
  150. # the step or libgcc will not build...
  151. $(GCC_BUILD_DIR1)/.configured: $(GCC_DIR)/.patched
  152. mkdir -p $(GCC_BUILD_DIR1)
  153. (cd $(GCC_BUILD_DIR1); PATH=$(TARGET_PATH) \
  154. $(HOST_CONFIGURE_OPTS) \
  155. $(GCC_DIR)/configure \
  156. --prefix=$(STAGING_DIR)/usr \
  157. --build=$(GNU_HOST_NAME) \
  158. --host=$(GNU_HOST_NAME) \
  159. --target=$(REAL_GNU_TARGET_NAME) \
  160. --enable-languages=c \
  161. --with-sysroot=$(TOOL_BUILD_DIR)/uClibc_dev/ \
  162. --disable-__cxa_atexit \
  163. --enable-target-optspace \
  164. --with-gnu-ld \
  165. --disable-shared \
  166. $(GCC_WITH_HOST_GMP) \
  167. $(GCC_WITH_HOST_MPFR) \
  168. $(DISABLE_NLS) \
  169. $(THREADS) \
  170. $(MULTILIB) \
  171. $(SOFT_FLOAT_CONFIG_OPTION) \
  172. $(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
  173. $(EXTRA_GCC_CONFIG_OPTIONS) \
  174. )
  175. touch $@
  176. $(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured
  177. PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) all-gcc
  178. touch $@
  179. gcc_initial=$(GCC_BUILD_DIR1)/.installed
  180. $(gcc_initial) $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled
  181. PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) install-gcc
  182. #rm -f $(STAGING_DIR)/bin/gccbug $(STAGING_DIR)/bin/gcov
  183. #rm -rf $(STAGING_DIR)/info $(STAGING_DIR)/man $(STAGING_DIR)/share/doc $(STAGING_DIR)/share/locale
  184. touch $(gcc_initial)
  185. gcc_initial: uclibc-configured binutils $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
  186. gcc_initial-clean:
  187. rm -rf $(GCC_BUILD_DIR1)
  188. gcc_initial-dirclean:
  189. rm -rf $(GCC_BUILD_DIR1) $(GCC_DIR)
  190. #############################################################
  191. #
  192. # second pass compiler build. Build the compiler targeting
  193. # the newly built shared uClibc library.
  194. #
  195. #############################################################
  196. #
  197. # Sigh... I had to rework things because using --with-gxx-include-dir
  198. # causes issues with include dir search order for g++. This seems to
  199. # have something to do with "path translations" and possibly doesn't
  200. # affect gcc-target. However, I haven't tested gcc-target yet so no
  201. # guarantees. mjn3
  202. comma:=,
  203. GCC_BUILD_DIR2:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-final
  204. $(GCC_BUILD_DIR2)/.configured: $(GCC_DIR)/.patched $(GCC_STAGING_PREREQ)
  205. mkdir -p $(GCC_BUILD_DIR2)
  206. # Important! Required for limits.h to be fixed.
  207. ln -snf ../include $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
  208. #-rmdir $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
  209. #ln -snf ../lib/ $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
  210. (cd $(GCC_BUILD_DIR2); rm -rf config.cache; \
  211. $(HOST_CONFIGURE_OPTS) \
  212. GCC=$(TARGET_CROSS)gcc \
  213. CPP=$(TARGET_CROSS)cpp \
  214. LDFLAGS_FOR_TARGET="$(patsubst %,LDFLAGS+=-Wl$(comma)%,$(TARGET_LDFLAGS)) -L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib" \
  215. $(GCC_DIR)/configure \
  216. --prefix=$(STAGING_DIR) \
  217. --build=$(GNU_HOST_NAME) \
  218. --host=$(GNU_HOST_NAME) \
  219. --target=$(REAL_GNU_TARGET_NAME) \
  220. --enable-languages=$(GCC_CROSS_LANGUAGES) \
  221. --disable-__cxa_atexit \
  222. --enable-target-optspace \
  223. --with-gnu-ld \
  224. $(GCC_WITH_HOST_GMP) \
  225. $(GCC_WITH_HOST_MPFR) \
  226. $(GCC_SHARED_LIBGCC) \
  227. $(DISABLE_NLS) \
  228. $(THREADS) \
  229. $(MULTILIB) \
  230. $(SOFT_FLOAT_CONFIG_OPTION) \
  231. $(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
  232. $(GCC_USE_SJLJ_EXCEPTIONS) \
  233. $(DISABLE_LARGEFILE) \
  234. $(EXTRA_GCC_CONFIG_OPTIONS) \
  235. )
  236. touch $@
  237. $(GCC_BUILD_DIR2)/.compiled: $(GCC_BUILD_DIR2)/.configured
  238. PATH=$(TARGET_PATH) $(MAKE) $(HOST_CONFIGURE_OPTS) CPP=$(TARGET_CROSS)cpp -C $(GCC_BUILD_DIR2) all
  239. touch $@
  240. $(GCC_BUILD_DIR2)/.installed: $(GCC_BUILD_DIR2)/.compiled
  241. PATH=$(TARGET_PATH) \
  242. $(MAKE) $(HOST_CONFIGURE_OPTS) \
  243. LDFLAGS_FOR_TARGET="$(patsubst %,LDFLAGS+=-Wl$(comma)%,$(TARGET_LDFLAGS)) -L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib" \
  244. -C $(GCC_BUILD_DIR2) install
  245. if [ -d "$(STAGING_DIR)/usr/lib64" ]; then \
  246. if [ ! -e "$(STAGING_DIR)/usr/lib" ]; then \
  247. mkdir -p "$(STAGING_DIR)/usr/lib"; \
  248. fi; \
  249. mv "$(STAGING_DIR)/usr/lib64/"* "$(STAGING_DIR)/usr/lib/"; \
  250. rmdir "$(STAGING_DIR)/usr/lib64"; \
  251. fi
  252. # Strip the host binaries
  253. ifeq ($(GCC_STRIP_HOST_BINARIES),true)
  254. strip --strip-all -R .note -R .comment $(filter-out %-gccbug,$(wildcard $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-*))
  255. endif
  256. # Make sure we have 'cc'.
  257. if [ ! -e $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc ]; then \
  258. ln -snf $(REAL_GNU_TARGET_NAME)-gcc \
  259. $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc; \
  260. fi
  261. if [ ! -e $(STAGING_DIR)/usr/bin/gcc ]; then \
  262. ln -snf gcc $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc; \
  263. fi
  264. # Set up the symlinks to enable lying about target name.
  265. set -e; \
  266. (cd $(STAGING_DIR)/usr; \
  267. ln -snf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
  268. cd bin; \
  269. for app in $(REAL_GNU_TARGET_NAME)-*; do \
  270. ln -snf $${app} \
  271. $(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \
  272. done; \
  273. )
  274. #
  275. # Now for the ugly 3.3.x soft float hack...
  276. #
  277. ifeq ($(BR2_SOFT_FLOAT),y)
  278. ifeq ($(findstring 3.3.,$(GCC_VERSION)),3.3.)
  279. # Make sure we have a soft float specs file for this arch
  280. if [ ! -f toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float ]; then \
  281. echo soft float configured but no specs file for this arch; \
  282. /bin/false; \
  283. fi
  284. # Replace specs file with one that defaults to soft float mode.
  285. if [ ! -f $(STAGING_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs ]; then \
  286. echo staging dir specs file is missing; \
  287. /bin/false; \
  288. fi
  289. cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(STAGING_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
  290. endif
  291. endif
  292. #
  293. # Ok... that's enough of that.
  294. #
  295. mkdir -p $(TARGET_DIR)/usr/lib $(TARGET_DIR)/usr/sbin
  296. touch $@
  297. $(GCC_BUILD_DIR2)/.libs_installed: $(GCC_BUILD_DIR2)/.installed
  298. ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
  299. # These are in /lib, so...
  300. rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
  301. -cp -dpf $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib/libgcc_s* \
  302. $(TARGET_DIR)/lib/
  303. -strip --strip-unneeded $(TARGET_DIR)/lib/libgcc_s*
  304. endif
  305. ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
  306. ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
  307. -cp -dpf $(STAGING_DIR)/lib/libstdc++.so* $(TARGET_DIR)/usr/lib/
  308. -strip --strip-unneeded $(TARGET_DIR)/usr/lib/libstdc++.so*
  309. endif
  310. endif
  311. ifeq ($(BR2_INSTALL_LIBGCJ),y)
  312. cp -dpf $(STAGING_DIR)/lib/libgcj.so* $(TARGET_DIR)/usr/lib/
  313. cp -dpf $(STAGING_DIR)/lib/lib-org-w3c-dom.so* $(TARGET_DIR)/usr/lib/
  314. cp -dpf $(STAGING_DIR)/lib/lib-org-xml-sax.so* $(TARGET_DIR)/usr/lib/
  315. mkdir -p $(TARGET_DIR)/usr/lib/security
  316. cp -dpf $(STAGING_DIR)/usr/lib/security/libgcj.security \
  317. $(TARGET_DIR)/usr/lib/security/
  318. cp -dpf $(STAGING_DIR)/usr/lib/security/classpath.security \
  319. $(TARGET_DIR)/usr/lib/security/
  320. endif
  321. touch $@
  322. cross_compiler:=$(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
  323. cross_compiler gcc: gcc-config $(GCC_BUILD_DIR2)/.installed $(GCC_BUILD_DIR2)/.libs_installed \
  324. $(GCC_TARGETS)
  325. gcc-source: $(DL_DIR)/$(GCC_SOURCE)
  326. gcc-config: uclibc-configured binutils gcc_initial $(LIBFLOAT_TARGET) \
  327. uclibc $(GCC_BUILD_DIR2)/.configured
  328. gcc-clean:
  329. rm -rf $(GCC_BUILD_DIR2)
  330. for prog in cpp gcc gcc-[0-9]* protoize unprotoize gcov gccbug cc; do \
  331. rm -f $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-$$prog; \
  332. rm -f $(STAGING_DIR)/usr/bin/$(GNU_TARGET_NAME)-$$prog; \
  333. done
  334. gcc-dirclean: gcc_initial-dirclean
  335. rm -rf $(GCC_BUILD_DIR2)
  336. #############################################################
  337. #
  338. # Next build target gcc compiler
  339. #
  340. #############################################################
  341. GCC_BUILD_DIR3:=$(BUILD_DIR)/gcc-$(GCC_VERSION)-target
  342. $(GCC_BUILD_DIR3)/.prepared: $(GCC_BUILD_DIR2)/.libs_installed $(GCC_TARGET_PREREQ)
  343. mkdir -p $(GCC_BUILD_DIR3)
  344. touch $@
  345. $(GCC_BUILD_DIR3)/.configured: $(GCC_BUILD_DIR3)/.prepared
  346. (cd $(GCC_BUILD_DIR3); rm -rf config.cache; \
  347. $(TARGET_CONFIGURE_OPTS) \
  348. CFLAGS_FOR_BUILD="-g -O2 $(HOST_CFLAGS)" \
  349. $(TARGET_GCC_FLAGS) \
  350. $(GCC_DIR)/configure \
  351. --prefix=/usr \
  352. --build=$(GNU_HOST_NAME) \
  353. --host=$(REAL_GNU_TARGET_NAME) \
  354. --target=$(REAL_GNU_TARGET_NAME) \
  355. --enable-languages=$(GCC_TARGET_LANGUAGES) \
  356. --with-gxx-include-dir=/usr/include/c++ \
  357. --disable-__cxa_atexit \
  358. --with-gnu-ld \
  359. --with-gnu-as \
  360. $(GCC_SHARED_LIBGCC) \
  361. $(GCC_WITH_TARGET_GMP) \
  362. $(GCC_WITH_TARGET_MPFR) \
  363. $(DISABLE_NLS) \
  364. $(THREADS) \
  365. $(MULTILIB) \
  366. $(SOFT_FLOAT_CONFIG_OPTION) \
  367. $(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
  368. $(GCC_USE_SJLJ_EXCEPTIONS) \
  369. $(DISABLE_LARGEFILE) \
  370. $(EXTRA_GCC_CONFIG_OPTIONS) \
  371. $(EXTRA_TARGET_GCC_CONFIG_OPTIONS) \
  372. )
  373. touch $@
  374. $(GCC_BUILD_DIR3)/.compiled: $(GCC_BUILD_DIR3)/.configured
  375. PATH=$(TARGET_PATH) \
  376. $(MAKE) $(TARGET_CONFIGURE_OPTS) \
  377. CFLAGS_FOR_BUILD="-g -O2 $(HOST_CFLAGS)" \
  378. $(TARGET_GCC_FLAGS) \
  379. -C $(GCC_BUILD_DIR3) all
  380. touch $@
  381. #
  382. # gcc-lib dir changes names to gcc with 3.4.mumble
  383. #
  384. ifeq ($(findstring 3.4.,$(GCC_VERSION)),3.4.)
  385. GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
  386. else
  387. GCC_LIB_SUBDIR=lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
  388. endif
  389. # sigh... we need to find a better way
  390. ifeq ($(findstring 4.0.,$(GCC_VERSION)),4.0.)
  391. GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
  392. endif
  393. ifeq ($(findstring 4.1.,$(GCC_VERSION)),4.1.)
  394. GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
  395. endif
  396. ifeq ($(findstring 4.2,$(GCC_VERSION)),4.2)
  397. ifneq ($(findstring 4.2.,$(GCC_VERSION)),4.2.)
  398. REAL_GCC_VERSION=$(shell cat $(GCC_DIR)/gcc/BASE-VER)
  399. GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(REAL_GCC_VERSION)
  400. else
  401. GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
  402. endif
  403. endif
  404. $(TARGET_DIR)/usr/bin/gcc: $(GCC_BUILD_DIR3)/.compiled
  405. PATH=$(TARGET_PATH) \
  406. $(MAKE) $(TARGET_CONFIGURE_OPTS) \
  407. CFLAGS_FOR_BUILD="-g -O2 $(HOST_CFLAGS)" \
  408. $(TARGET_GCC_FLAGS) \
  409. DESTDIR=$(TARGET_DIR) \
  410. -C $(GCC_BUILD_DIR3) install
  411. # Remove broken specs file (cross compile flag is set).
  412. rm -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/specs
  413. #
  414. # Now for the ugly 3.3.x soft float hack...
  415. #
  416. ifeq ($(BR2_SOFT_FLOAT),y)
  417. ifeq ($(findstring 3.3.,$(GCC_VERSION)),3.3.)
  418. # Add a specs file that defaults to soft float mode.
  419. cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
  420. # Make sure gcc does not think we are cross compiling
  421. $(SED) "s/^1/0/;" $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
  422. endif
  423. endif
  424. #
  425. # Ok... that's enough of that.
  426. #
  427. -(cd $(TARGET_DIR)/bin && find -type f | xargs $(STRIPCMD) > /dev/null 2>&1)
  428. -(cd $(TARGET_DIR)/usr/bin && find -type f | xargs $(STRIPCMD) > /dev/null 2>&1)
  429. -(cd $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR) && $(STRIPCMD) cc1 cc1plus collect2 > /dev/null 2>&1)
  430. -(cd $(TARGET_DIR)/usr/lib && $(STRIPCMD) libstdc++.so.*.*.* > /dev/null 2>&1)
  431. -(cd $(TARGET_DIR)/lib && $(STRIPCMD) libgcc_s*.so.*.*.* > /dev/null 2>&1)
  432. #
  433. rm -f $(TARGET_DIR)/usr/lib/*.la*
  434. #rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
  435. # $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
  436. # Work around problem of missing syslimits.h
  437. if [ ! -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/syslimits.h ]; then \
  438. echo "warning: working around missing syslimits.h"; \
  439. cp -f $(STAGING_DIR)/usr/$(GCC_LIB_SUBDIR)/include/syslimits.h \
  440. $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/; \
  441. fi
  442. # Make sure we have 'cc'.
  443. if [ ! -e $(TARGET_DIR)/usr/bin/cc ]; then \
  444. ln -snf gcc $(TARGET_DIR)/usr/bin/cc; \
  445. fi
  446. # These are in /lib, so...
  447. #rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
  448. #touch -c $(TARGET_DIR)/usr/bin/gcc
  449. gcc_target: uclibc_target binutils_target $(TARGET_DIR)/usr/bin/gcc
  450. gcc_target-clean:
  451. rm -rf $(GCC_BUILD_DIR3)
  452. rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)*
  453. gcc_target-dirclean:
  454. rm -rf $(GCC_BUILD_DIR3)
  455. endif
  456. # gcc-3.x only
  457. endif