1 # Makefile for to build a gcc/uClibc toolchain
3 # Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
4 # Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
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.
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.
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
20 # sysroot support works with gcc >= 4.2.0 only
21 ifeq ($(BR2_TOOLCHAIN_SYSROOT
),y
)
23 ifeq ($(GCC_SNAP_DATE
),)
24 GCC_OFFICIAL_VER
:=$(GCC_VERSION
)
25 GCC_SITE
:=$(BR2_GNU_MIRROR
)/gcc
/gcc-
$(GCC_VERSION
)
26 #GCC_SITE:=ftp://ftp.ibiblio.org/pub/mirrors/gnu/ftp/gnu/gcc/gcc-$(GCC_OFFICIAL_VER)
28 GCC_OFFICIAL_VER
:=$(GCC_VERSION
)-$(GCC_SNAP_DATE
)
29 GCC_SITE
:=ftp
://sources.redhat.com
/pub
/gcc
/snapshots
/$(GCC_OFFICIAL_VER
)
32 # redefine if using an external prepatched gcc source
33 ifneq ($(BR2_TOOLCHAIN_BUILDROOT
),y
)
34 GCC_SITE
:=$(VENDOR_SITE
)
35 GCC_OFFICIAL_VER
:=$(GCC_VERSION
)$(VENDOR_SUFFIX
)$(VENDOR_GCC_RELEASE
)
36 GCC_PATCH_DIR
:=$(VENDOR_PATCH_DIR
)/gcc-
$(GCC_OFFICIAL_VER
)
37 endif #!BR2_TOOLCHAIN_BUILDROOT
39 # define patch location
40 ifeq ($(BR2_TOOLCHAIN_BUILDROOT
),y
) # Normal toolchain
41 ifeq ($(GCC_SNAP_DATE
),) # Not a snapshot
42 GCC_PATCH_DIR
:=toolchain
/gcc
/$(GCC_VERSION
)
44 ifneq ($(wildcard toolchain
/gcc
/$(GCC_OFFICIAL_VER
)),) # Snapshot patch?
45 GCC_PATCH_DIR
:=toolchain
/gcc
/$(GCC_OFFICIAL_VER
)
46 else # Normal patch to snapshot
47 # Use the normal location, if the dedicated location does not exist
48 GCC_PATCH_DIR
:=toolchain
/gcc
/$(GCC_VERSION
)
49 endif # Snapshot patch
50 endif # Not a snapshot
51 endif # BR2_TOOLCHAIN_BUILDROOT
53 GCC_SOURCE
:=gcc-
$(GCC_OFFICIAL_VER
).
tar.bz2
54 GCC_DIR
:=$(TOOL_BUILD_DIR
)/gcc-
$(GCC_OFFICIAL_VER
)
56 GCC_STRIP_HOST_BINARIES
:=nope
57 GCC_SRC_DIR
:=$(GCC_DIR
)
59 ifeq ($(findstring x3.
,x
$(GCC_VERSION
)),x3.
)
62 ifeq ($(findstring x4.0.
,x
$(GCC_VERSION
)),x4.0.
)
69 #############################################################
71 # Setup some initial stuff
73 #############################################################
75 GCC_STAGING_PREREQ
+=$(STAGING_DIR
)/usr
/lib
/libc.a
77 GCC_TARGET_LANGUAGES
:=c
79 GCC_CROSS_LANGUAGES
:=c
80 ifeq ($(BR2_GCC_CROSS_CXX
),y
)
81 GCC_CROSS_LANGUAGES
:=$(GCC_CROSS_LANGUAGES
),c
++
83 ifeq ($(BR2_GCC_CROSS_FORTRAN
),y
)
84 GCC_CROSS_LANGUAGES
:=$(GCC_CROSS_LANGUAGES
),fortran
86 ifeq ($(BR2_GCC_CROSS_OBJC
),y
)
87 GCC_CROSS_LANGUAGES
:=$(GCC_CROSS_LANGUAGES
),objc
90 GCC_COMMON_PREREQ
=$(wildcard $(BR2_DEPENDS_DIR
)/br2
/install/libstdcpp
*)\
91 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/install/libgcj
*)\
92 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/install/objc
*)\
93 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/install/fortran
*)\
94 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/install/libstdcpp
*)\
95 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/prefer
/ima
*)\
96 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/toolchain
/sysroot
*)\
97 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/use
/sjlj
/exceptions
*)\
98 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/use
/*updates
*) \
99 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/gcc
/decnumber
*) \
100 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/gcc
/target
/*) \
101 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/gcc
/supports
/*) \
102 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/gcc
/shared
/libgcc
*)
103 GCC_TARGET_PREREQ
+=$(GCC_COMMON_PREREQ
) \
104 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/extra
/target
/gcc
/config
/options
*)
105 GCC_STAGING_PREREQ
+=$(GCC_COMMON_PREREQ
) \
106 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/extra
/gcc
/config
/options
*)\
107 $(wildcard $(BR2_DEPENDS_DIR
)/br2
/gcc
/cross
/*)
109 ifeq ($(BR2_INSTALL_LIBSTDCPP
),y
)
110 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),c
++
113 ifeq ($(BR2_INSTALL_LIBGCJ
),y
)
114 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),java
117 ifeq ($(BR2_INSTALL_OBJC
),y
)
118 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),objc
122 GCC_WITH_HOST_GMP
=--with-gmp
=$(GMP_HOST_DIR
)
123 GCC_WITH_HOST_MPFR
=--with-mpfr
=$(MPFR_HOST_DIR
)
125 ifeq ($(BR2_INSTALL_FORTRAN
),y
)
126 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),fortran
127 #GCC_TARGET_PREREQ+=$(TARGET_DIR)/usr/lib/libmpfr.so $(TARGET_DIR)/usr/lib/libgmp.so
128 #GCC_STAGING_PREREQ+=$(TOOL_BUILD_DIR)/mpfr/lib/libmpfr.so
129 GCC_WITH_TARGET_GMP
=--with-gmp
="$(GMP_TARGET_DIR)"
130 GCC_WITH_TARGET_MPFR
=--with-mpfr
="$(MPFR_TARGET_DIR)"
132 endif # ifndef GCC_NO_MPFR
134 ifeq ($(BR2_GCC_SHARED_LIBGCC
),y
)
135 GCC_SHARED_LIBGCC
:=--enable-shared
137 GCC_SHARED_LIBGCC
:=--disable-shared
140 ifneq ($(BR2_ENABLE_LOCALE
),y
)
141 GCC_ENABLE_CLOCALE
:=--disable-clocale
144 #ifeq ($(BR2_KERNEL_HURD),y)
145 EXTRA_GCC1_CONFIG_OPTIONS
+=--without-headers
148 $(DL_DIR
)/$(GCC_SOURCE
):
150 $(WGET
) -P
$(DL_DIR
) $(GCC_SITE
)/$(GCC_SOURCE
)
152 gcc-unpacked
: $(GCC_DIR
)/.patched
153 $(GCC_DIR
)/.unpacked
: $(DL_DIR
)/$(GCC_SOURCE
)
154 mkdir
-p
$(TOOL_BUILD_DIR
)
156 $(GCC_CAT
) $(DL_DIR
)/$(GCC_SOURCE
) |
tar -C
$(TOOL_BUILD_DIR
) $(TAR_OPTIONS
) -
157 $(CONFIG_UPDATE
) $(@D
)
160 gcc-patched
: $(GCC_DIR
)/.patched
161 $(GCC_DIR
)/.patched
: $(GCC_DIR
)/.unpacked
162 # Apply any suitable patches to gcc
163 toolchain
/patch-kernel.sh
$(GCC_DIR
) $(GCC_PATCH_DIR
) \
*.patch
165 # Note: The soft float situation has improved considerably with gcc 3.4.x.
166 # We can dispense with the custom spec files, as well as libfloat for the arm case.
167 # However, we still need a patch for arm. There's a similar patch for gcc 3.3.x
168 # which needs to be integrated so we can kill of libfloat for good, except for
169 # anyone (?) who might still be using gcc 2.95. mjn3
170 ifeq ($(BR2_SOFT_FLOAT
),y
)
171 ifeq ("$(strip $(ARCH))","arm")
172 toolchain
/patch-kernel.sh
$(GCC_DIR
) toolchain
/gcc
/$(GCC_VERSION
) arm-softfloat.patch.conditional
174 ifeq ("$(strip $(ARCH))","armeb")
175 toolchain
/patch-kernel.sh
$(GCC_DIR
) toolchain
/gcc
/$(GCC_VERSION
) arm-softfloat.patch.conditional
177 # Not yet updated to 3.4.1.
178 #ifeq ("$(strip $(ARCH))","i386")
179 #toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch
184 #############################################################
186 # build the first pass gcc compiler
188 #############################################################
189 GCC_BUILD_DIR1
:=$(TOOL_BUILD_DIR
)/gcc-
$(GCC_VERSION
)-initial
192 # The --without-headers option stopped working with gcc 3.0 and has never been
193 # fixed, so we need to actually have working C library header files prior to
194 # the step or libgcc will not build...
196 $(GCC_BUILD_DIR1
)/.configured
: $(GCC_DIR
)/.patched
$(wildcard $(BR2_DEPENDS_DIR
)/br2
/use
/*updates
*)
197 mkdir
-p
$(GCC_BUILD_DIR1
)
198 ifeq ($(BR2_USE_UPDATES
),y
)
199 (cd
$(GCC_DIR
) && .
/contrib
/gcc_update
)
201 (cd
$(GCC_BUILD_DIR1
); rm -rf config.cache
; \
202 $(HOST_CONFIGURE_OPTS
) \
203 $(GCC_DIR
)/configure \
204 --prefix=$(STAGING_DIR
)/usr \
205 --build
=$(GNU_HOST_NAME
) \
206 --host
=$(GNU_HOST_NAME
) \
207 --target
=$(REAL_GNU_TARGET_NAME
) \
208 --enable-languages
=c \
209 $(BR2_CONFIGURE_DEVEL_SYSROOT
) \
210 --disable-__cxa_atexit \
211 --enable-target-optspace \
214 $(GCC_WITH_HOST_GMP
) \
215 $(GCC_WITH_HOST_MPFR
) \
219 $(SOFT_FLOAT_CONFIG_OPTION
) \
220 $(GCC_WITH_ABI
) $(GCC_WITH_ARCH
) \
221 $(GCC_WITH_TUNE
) $(GCC_WITH_CPU
) \
222 $(EXTRA_GCC_CONFIG_OPTIONS
) \
223 $(EXTRA_GCC1_CONFIG_OPTIONS
) \
227 $(GCC_BUILD_DIR1
)/.compiled
: $(GCC_BUILD_DIR1
)/.configured
228 # gcc >= 4.3.0 have to also build all-target-libgcc
229 ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE
),y
)
230 $(MAKE
) -C
$(GCC_BUILD_DIR1
) all-gcc all-target-libgcc
232 $(MAKE
) -C
$(GCC_BUILD_DIR1
) all-gcc
236 gcc_initial
=$(GCC_BUILD_DIR1
)/.installed
237 $(gcc_initial
) $(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-gcc
: $(GCC_BUILD_DIR1
)/.compiled
238 # gcc >= 4.3.0 have to also install install-target-libgcc
239 ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE
),y
)
240 PATH
=$(TARGET_PATH
) $(MAKE
) -C
$(GCC_BUILD_DIR1
) install-gcc install-target-libgcc
242 PATH
=$(TARGET_PATH
) $(MAKE
) -C
$(GCC_BUILD_DIR1
) install-gcc
246 gcc_initial
: libc-configured binutils
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-gcc
249 rm -rf
$(GCC_BUILD_DIR1
)
251 gcc_initial-dirclean
:
252 rm -rf
$(GCC_BUILD_DIR1
) $(GCC_DIR
)
254 #############################################################
256 # second pass compiler build. Build the compiler targeting
257 # the newly built shared uClibc library.
259 #############################################################
261 # Sigh... I had to rework things because using --with-gxx-include-dir
262 # causes issues with include dir search order for g++. This seems to
263 # have something to do with "path translations" and possibly doesn't
264 # affect gcc-target. However, I haven't tested gcc-target yet so no
267 GCC_BUILD_DIR2
:=$(TOOL_BUILD_DIR
)/gcc-
$(GCC_VERSION
)-final
268 $(GCC_BUILD_DIR2
)/.configured
: $(GCC_SRC_DIR
)/.patched
$(GCC_STAGING_PREREQ
)
269 mkdir
-p
$(GCC_BUILD_DIR2
)
270 # Important! Required for limits.h to be fixed.
271 ln
-snf ..
/include/ $(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/sys-include
272 #-rmdir $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
273 #ln -snf ../lib $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
274 (cd
$(GCC_BUILD_DIR2
); rm -rf config.cache
; \
275 $(HOST_CONFIGURE_OPTS
) \
276 $(GCC_SRC_DIR
)/configure \
277 --prefix=$(BR2_SYSROOT_PREFIX
)/usr \
278 --build
=$(GNU_HOST_NAME
) \
279 --host
=$(GNU_HOST_NAME
) \
280 --target
=$(REAL_GNU_TARGET_NAME
) \
281 --enable-languages
=$(GCC_CROSS_LANGUAGES
) \
282 $(BR2_CONFIGURE_STAGING_SYSROOT
) \
283 $(BR2_CONFIGURE_BUILD_TOOLS
) \
284 --disable-__cxa_atexit \
285 --enable-target-optspace \
287 $(GCC_SHARED_LIBGCC
) \
288 $(GCC_WITH_HOST_GMP
) \
289 $(GCC_WITH_HOST_MPFR
) \
293 $(SOFT_FLOAT_CONFIG_OPTION
) \
294 $(GCC_WITH_ABI
) $(GCC_WITH_ARCH
) \
295 $(GCC_WITH_TUNE
) $(GCC_WITH_CPU
) \
296 $(GCC_USE_SJLJ_EXCEPTIONS
) \
297 $(DISABLE_LARGEFILE
) \
298 $(EXTRA_GCC_CONFIG_OPTIONS
) \
299 $(EXTRA_GCC2_CONFIG_OPTIONS
) \
303 $(GCC_BUILD_DIR2
)/.compiled
: $(GCC_BUILD_DIR2
)/.configured
304 $(MAKE
) -C
$(GCC_BUILD_DIR2
) all
307 $(GCC_BUILD_DIR2
)/.installed
: $(GCC_BUILD_DIR2
)/.compiled
308 PATH
=$(TARGET_PATH
) $(MAKE
) $(BR2_SYSROOT_STAGING_DESTDIR
) \
309 -C
$(GCC_BUILD_DIR2
) install
310 if
[ -d
"$(STAGING_DIR)/lib64" ]; then \
311 if
[ ! -e
"$(STAGING_DIR)/lib" ]; then \
312 mkdir
-p
"$(STAGING_DIR)/lib"; \
314 mv
"$(STAGING_DIR)/lib64/"* "$(STAGING_DIR)/lib/"; \
315 rmdir
"$(STAGING_DIR)/lib64"; \
317 # Strip the host binaries
318 ifeq ($(GCC_STRIP_HOST_BINARIES
),true
)
319 strip --strip-all
-R .note
-R .comment
$(filter-out %-gccbug
%-embedspu
,$(wildcard $(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-*))
321 # Make sure we have 'cc'.
322 if
[ ! -e
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-cc ]; then \
323 ln
-snf
$(REAL_GNU_TARGET_NAME
)-gcc \
324 $(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-cc; \
326 if
[ ! -e
$(STAGING_DIR
)/usr
/bin
/cc ]; then \
327 ln
-snf gcc
$(STAGING_DIR
)/usr
/bin
/cc; \
329 # Set up the symlinks to enable lying about target name.
331 (cd
$(STAGING_DIR
); \
332 ln
-snf
$(REAL_GNU_TARGET_NAME
) $(GNU_TARGET_NAME
); \
334 for app in
$(REAL_GNU_TARGET_NAME
)-*; do \
336 $(GNU_TARGET_NAME
)$${app
##$(REAL_GNU_TARGET_NAME)}; \
340 # Now for the ugly 3.3.x soft float hack...
342 ifeq ($(BR2_SOFT_FLOAT
),y
)
343 ifeq ($(findstring 3.3.
,$(GCC_VERSION
)),3.3.
)
344 # Make sure we have a soft float specs file for this arch
345 if
[ ! -f toolchain
/gcc
/$(GCC_VERSION
)/specs-
$(ARCH
)-soft-float
]; then \
346 echo soft float configured but no specs file for this arch
; \
349 # Replace specs file with one that defaults to soft float mode.
350 if
[ ! -f
$(STAGING_DIR
)/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
]; then \
351 echo staging
dir specs file is missing
; \
354 cp toolchain
/gcc
/$(GCC_VERSION
)/specs-
$(ARCH
)-soft-float
$(STAGING_DIR
)/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
358 # Ok... that's enough of that.
360 mkdir
-p
$(TARGET_DIR
)/usr
/lib
$(TARGET_DIR
)/usr
/sbin
363 $(GCC_BUILD_DIR2
)/.libs_installed
: $(GCC_BUILD_DIR2
)/.installed
364 ifeq ($(BR2_GCC_SHARED_LIBGCC
),y
)
365 # These are in /lib, so...
366 rm -rf
$(TARGET_DIR
)/usr
/lib
/libgcc_s
*.so
*
367 mkdir
-p
$(TARGET_DIR
)/lib
/
368 cp
-dpf
$(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/lib
/libgcc_s
* \
371 ifeq ($(BR2_INSTALL_LIBSTDCPP
),y
)
372 mkdir
-p
$(TARGET_DIR
)/usr
/lib
/
373 cp
-dpf
$(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/lib
/libstdc
++.so
* \
374 $(TARGET_DIR
)/usr
/lib
/
376 ifeq ($(BR2_INSTALL_LIBGCJ
),y
)
377 mkdir
-p
$(TARGET_DIR
)/lib
/
378 cp
-dpf
$(STAGING_DIR
)/lib
/libgcj.so
* $(TARGET_DIR
)/lib
/
379 cp
-dpf
$(STAGING_DIR
)/lib
/lib-org-w3c-dom.so
* $(TARGET_DIR
)/lib
/
380 cp
-dpf
$(STAGING_DIR
)/lib
/lib-org-xml-sax.so
* $(TARGET_DIR
)/lib
/
381 mkdir
-p
$(TARGET_DIR
)/usr
/lib
/security
382 cp
-dpf
$(STAGING_DIR
)/usr
/lib
/security
/libgcj.security \
383 $(TARGET_DIR
)/usr
/lib
/security
/
384 cp
-dpf
$(STAGING_DIR
)/usr
/lib
/security
/classpath.security \
385 $(TARGET_DIR
)/usr
/lib
/security
/
389 cross_compiler
:=$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-gcc
390 cross_compiler gcc
: libc-configured binutils gcc_initial \
391 $(LIBFLOAT_TARGET
) libc \
392 $(GCC_BUILD_DIR2
)/.installed
$(GCC_BUILD_DIR2
)/.libs_installed \
395 gcc-source
: $(DL_DIR
)/$(GCC_SOURCE
)
396 HOST_SOURCE
+=gcc-source
399 rm -rf
$(GCC_BUILD_DIR2
)
400 for prog in
cpp gcc gcc-
[0-9]* cc gfortran \
401 protoize unprotoize gcov gccbug g
++; do \
402 rm -f
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-$$prog \
403 $(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/bin
/$$prog \
404 $(STAGING_DIR
)/usr
/bin
/$(GNU_TARGET_NAME
)-$$prog; \
406 for lib in libgcc_s.
* libgcc_eh.
* libgcc.
*; do \
407 rm -rf
$(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/lib
/$$lib \
408 $(STAGING_DIR
)/usr
/lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
) \
409 $(STAGING_DIR
)/usr
/libexec
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
); \
411 rm -f
$(STAGING_DIR
)/usr
/bin
/cc
413 gcc-dirclean
: gcc_initial-dirclean
414 rm -rf
$(GCC_BUILD_DIR2
)
416 #############################################################
418 # Next build target gcc compiler
420 #############################################################
421 GCC_BUILD_DIR3
:=$(BUILD_DIR
)/gcc-
$(GCC_VERSION
)-target
423 $(GCC_BUILD_DIR3
)/.prepared
: $(GCC_BUILD_DIR2
)/.libs_installed
$(GCC_TARGET_PREREQ
)
424 mkdir
-p
$(GCC_BUILD_DIR3
)
427 $(GCC_BUILD_DIR3
)/.configured
: $(GCC_BUILD_DIR3
)/.prepared
428 (cd
$(GCC_BUILD_DIR3
); rm -rf config.cache
; \
429 $(TARGET_CONFIGURE_OPTS
) \
430 $(TARGET_CONFIGURE_ARGS
) \
431 CFLAGS_FOR_BUILD
="$(HOST_CFLAGS) -I$(GMP_HOST_DIR)/include -I$(MPFR_HOST_DIR)/include" \
432 LDFLAGS_FOR_BUILD
="$(HOST_LDFLAGS) -L$(GMP_HOST_DIR)/lib -L$(MPFR_HOST_DIR)/lib" \
433 $(TARGET_GCC_FLAGS
) \
434 $(GCC_SRC_DIR
)/configure \
436 --build
=$(GNU_HOST_NAME
) \
437 --host
=$(REAL_GNU_TARGET_NAME
) \
438 --target
=$(REAL_GNU_TARGET_NAME
) \
439 --enable-languages
=$(GCC_TARGET_LANGUAGES
) \
440 --with-gxx-include-dir
=/usr
/include/c
++ \
441 --disable-__cxa_atexit \
443 $(GCC_SHARED_LIBGCC
) \
444 $(GCC_WITH_TARGET_GMP
) \
445 $(GCC_WITH_TARGET_MPFR
) \
449 $(SOFT_FLOAT_CONFIG_OPTION
) \
450 $(GCC_WITH_ABI
) $(GCC_WITH_ARCH
) \
451 $(GCC_WITH_TUNE
) $(GCC_WITH_CPU
) \
452 $(GCC_USE_SJLJ_EXCEPTIONS
) \
453 $(DISABLE_LARGEFILE
) \
454 $(EXTRA_GCC_CONFIG_OPTIONS
) \
455 $(EXTRA_TARGET_GCC_CONFIG_OPTIONS
) \
456 $(EXTRA_GCC3_CONFIG_OPTIONS
) \
460 $(GCC_BUILD_DIR3
)/.compiled
: $(GCC_BUILD_DIR3
)/.configured
461 PATH
=$(TARGET_PATH
) \
462 $(MAKE
) -C
$(GCC_BUILD_DIR3
) all
466 # gcc-lib dir changes names to gcc with 3.4.mumble
468 ifeq ($(findstring 3.4.
,$(GCC_VERSION
)),3.4.
)
469 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
471 GCC_LIB_SUBDIR
=lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
473 # sigh... we need to find a better way
474 ifeq ($(findstring 4.0.
,$(GCC_VERSION
)),4.0.
)
475 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
477 ifeq ($(findstring 4.1.
,$(GCC_VERSION
)),4.1.
)
478 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
480 ifeq ($(findstring 4.2,$(GCC_VERSION
)),4.2)
481 ifneq ($(findstring 4.2.
,$(GCC_VERSION
)),4.2.
)
482 REAL_GCC_VERSION
=$(shell cat
$(GCC_SRC_DIR
)/gcc
/BASE-VER
)
483 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(REAL_GCC_VERSION
)
485 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
489 $(TARGET_DIR
)/usr
/bin
/gcc
: $(GCC_BUILD_DIR3
)/.compiled
490 PATH
=$(TARGET_PATH
) DESTDIR
=$(TARGET_DIR
) \
491 $(MAKE1
) -C
$(GCC_BUILD_DIR3
) install
492 # Remove broken specs file (cross compile flag is set).
493 rm -f
$(TARGET_DIR
)/usr
/$(GCC_LIB_SUBDIR
)/specs
495 # Now for the ugly 3.3.x soft float hack...
497 ifeq ($(BR2_SOFT_FLOAT
),y
)
498 ifeq ($(findstring 3.3.
,$(GCC_VERSION
)),3.3.
)
499 # Add a specs file that defaults to soft float mode.
500 cp toolchain
/gcc
/$(GCC_VERSION
)/specs-
$(ARCH
)-soft-float
$(TARGET_DIR
)/usr
/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
501 # Make sure gcc does not think we are cross compiling
502 $(SED
) "s/^1/0/;" $(TARGET_DIR
)/usr
/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
506 # Ok... that's enough of that.
508 -(cd
$(TARGET_DIR
)/bin
&& find
-type f | xargs
$(STRIPCMD
) > /dev
/null
2>&1)
509 -(cd
$(TARGET_DIR
)/usr
/bin
&& find
-type f | xargs
$(STRIPCMD
) > /dev
/null
2>&1)
510 -(cd
$(TARGET_DIR
)/usr
/$(GCC_LIB_SUBDIR
) && $(STRIPCMD
) cc1 cc1plus collect2
> /dev
/null
2>&1)
511 -(cd
$(TARGET_DIR
)/usr
/lib
&& $(STRIPCMD
) libstdc
++.so.
*.
*.
* > /dev
/null
2>&1)
512 -(cd
$(TARGET_DIR
)/lib
&& $(STRIPCMD
) libgcc_s
*.so.
*.
*.
* > /dev
/null
2>&1)
514 rm -f
$(TARGET_DIR
)/usr
/lib
/*.la
*
515 #rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
516 # $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
517 # Work around problem of missing syslimits.h
518 #if [ ! -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/syslimits.h ]; \
520 # echo "warning: working around missing syslimits.h"; \
521 # $(INSTALL) -D -m 0644 \
522 # $(STAGING_DIR)/$(GCC_LIB_SUBDIR)/include/syslimits.h \
523 # $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/; \
525 # Make sure we have 'cc'.
526 if
[ ! -e
$(TARGET_DIR
)/usr
/bin
/cc ]; then \
527 ln
-snf gcc
$(TARGET_DIR
)/usr
/bin
/cc; \
529 # These are in /lib, so...
530 #rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
533 gcc_target
: libc_target binutils_target
$(TARGET_DIR
)/usr
/bin
/gcc
536 -$(MAKE1
) DESTDIR
=$(TARGET_DIR
) -C
$(GCC_BUILD_DIR3
) uninstall
537 rm -rf
$(GCC_BUILD_DIR3
)
538 for prog in
cpp gcc gcc-
[0-9]* cc gfortran \
539 protoize unprotoize gcov gccbug g
++; do \
540 rm -f
$(TARGET_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-$$prog \
541 $(TARGET_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/bin
/$$prog \
542 $(TARGET_DIR
)/usr
/bin
/$(GNU_TARGET_NAME
)-$$prog \
543 $(TARGET_DIR
)/usr
/bin
/$$prog; \
545 for lib in libgcc_s.
* libgcc_eh.
* libgcc.
*; do \
546 rm -rf
$(TARGET_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/lib
/$$lib \
547 $(TARGET_DIR
)/usr
/lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
) \
548 $(TARGET_DIR
)/usr
/libexec
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
); \
550 rm -f
$(TARGET_DIR
)/usr
/bin
/cc
553 rm -rf
$(GCC_BUILD_DIR3
)