Root/toolchain/gcc/Makefile

1#
2# Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
3# Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
4# Copyright (C) 2005-2006 Felix Fietkau <nbd@openwrt.org>
5# Copyright (C) 2006-2010 OpenWrt.org
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15# General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program; if not, write to the Free Software
19# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
21include $(TOPDIR)/rules.mk
22
23PKG_NAME:=gcc
24GCC_VERSION:=$(call qstrip,$(CONFIG_GCC_VERSION))
25PKG_VERSION:=$(firstword $(subst +, ,$(GCC_VERSION)))
26GCC_DIR:=$(PKG_NAME)-$(PKG_VERSION)
27
28ifdef CONFIG_GCC_VERSION_LLVM
29  PKG_SOURCE_VERSION:=c98c494b72ff875884c0c7286be67f16f9f6d7ab
30  PKG_REV:=83504
31  GCC_DIR:=llvm-gcc-4.2-r$(PKG_REV)
32  PKG_VERSION:=4.2.1
33  PKG_SOURCE:=$(GCC_DIR).tar.gz
34  PKG_SOURCE_PROTO:=git
35  PKG_SOURCE_URL:=git://repo.or.cz/llvm-gcc-4.2.git
36  PKG_SOURCE_SUBDIR:=$(GCC_DIR)
37  HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(GCC_DIR)
38else
39  PKG_SOURCE_URL:=@GNU/gcc/gcc-$(PKG_VERSION)
40  PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
41
42  ifeq ($(PKG_VERSION),3.4.6)
43    PKG_MD5SUM:=4a21ac777d4b5617283ce488b808da7b
44  endif
45  ifeq ($(PKG_VERSION),4.1.2)
46    PKG_MD5SUM:=a4a3eb15c96030906d8494959eeda23c
47  endif
48  ifeq ($(PKG_VERSION),4.2.4)
49    PKG_MD5SUM:=d79f553e7916ea21c556329eacfeaa16
50  endif
51  ifeq ($(PKG_VERSION),4.3.3)
52    PKG_MD5SUM:=cc3c5565fdb9ab87a05ddb106ba0bd1f
53  endif
54  ifeq ($(PKG_VERSION),4.4.0)
55    PKG_MD5SUM:=cf5d787bee57f38168b74d65a7c0e6fd
56  endif
57  ifeq ($(PKG_VERSION),4,4,1)
58    PKG_MD5SUM:=927eaac3d44b22f31f9c83df82f26436
59  endif
60  ifeq ($(PKG_VERSION),4.4.2)
61    PKG_MD5SUM:=70f5ac588a79e3c9901d5b34f58d896d
62  endif
63  ifeq ($(PKG_VERSION),4.4.3)
64    PKG_MD5SUM:=fe1ca818fc6d2caeffc9051fe67ff103
65  endif
66endif
67
68PATCH_DIR=./patches/$(GCC_VERSION)
69
70include $(INCLUDE_DIR)/toolchain-build.mk
71
72HOST_STAMP_BUILT:=$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed
73
74HOST_BUILD_DIR0:=$(HOST_BUILD_DIR)-minimal
75HOST_BUILD_DIR1:=$(HOST_BUILD_DIR)-initial
76HOST_BUILD_DIR2:=$(HOST_BUILD_DIR)-final
77
78SEP:=,
79TARGET_LANGUAGES:="c$(if $(CONFIG_INSTALL_LIBSTDCPP),$(SEP)c++)$(if $(CONFIG_INSTALL_LIBGCJ),$(SEP)java)$(if $(CONFIG_INSTALL_GFORTRAN),$(SEP)fortran)"
80
81export libgcc_cv_fixed_point=no
82
83GCC_CONFIGURE:= \
84    SHELL="$(BASH)" \
85    $(HOST_BUILD_DIR)/configure \
86        --prefix=$(TOOLCHAIN_DIR)/usr \
87        --build=$(GNU_HOST_NAME) \
88        --host=$(GNU_HOST_NAME) \
89        --target=$(REAL_GNU_TARGET_NAME) \
90        --with-gnu-ld \
91        --enable-target-optspace \
92        --disable-libgomp \
93        --disable-libmudflap \
94        --disable-multilib \
95        --disable-nls \
96        $(if $(CONFIG_GCC_USE_GRAPHITE),--with-host-libstdcxx=-lstdc++) \
97        $(SOFT_FLOAT_CONFIG_OPTION) \
98        $(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
99        $(if $(CONFIG_mips64)$(CONFIG_mips64el),--with-arch=mips64 --with-abi=64) \
100        $(if $(CONFIG_GCC_VERSION_LLVM),--enable-llvm=$(BUILD_DIR_BASE)/host/llvm) \
101        $(if $(CONFIG_GCC_VERSION_4_3_3_CS)$(CONFIG_GCC_VERSION_4_4_1_CS)$(CONFIG_GCC_VERSION_4_4_3_CS),--enable-poison-system-directories)
102
103ifneq ($(CONFIG_GCC_VERSION_4_3)$(CONFIG_GCC_VERSION_4_4),)
104  GCC_BUILD_TARGET_LIBGCC:=y
105  GCC_CONFIGURE+= \
106        --with-gmp=$(TOPDIR)/staging_dir/host \
107        --with-mpfr=$(TOPDIR)/staging_dir/host \
108        --disable-decimal-float
109endif
110
111ifneq ($(CONFIG_SSP_SUPPORT),)
112  GCC_CONFIGURE+= \
113        --enable-libssp
114else
115  GCC_CONFIGURE+= \
116        --disable-libssp
117endif
118
119ifneq ($(CONFIG_EXTRA_TARGET_ARCH),)
120  GCC_CONFIGURE+= \
121        --enable-biarch \
122        --enable-targets=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-linux-$(TARGET_SUFFIX)
123endif
124
125ifeq ($(LIBC),uClibc)
126  GCC_CONFIGURE+= \
127        --disable-__cxa_atexit
128else
129  GCC_CONFIGURE+= \
130        --enable-__cxa_atexit
131endif
132
133GCC_CONFIGURE_STAGE0:= \
134    $(GCC_CONFIGURE) \
135        --with-newlib \
136        --without-headers \
137        --enable-languages=c \
138        --disable-libssp \
139        --disable-shared \
140        --disable-threads \
141
142GCC_CONFIGURE_STAGE1:= \
143    $(GCC_CONFIGURE) \
144        --with-newlib \
145        --with-sysroot=$(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
146        --enable-languages=c \
147        --disable-shared \
148        --disable-threads \
149
150GCC_CONFIGURE_STAGE2:= \
151    $(GCC_CONFIGURE) \
152        --enable-languages=$(TARGET_LANGUAGES) \
153        --enable-shared \
154        --enable-threads \
155        --with-slibdir=$(TOOLCHAIN_DIR)/lib \
156
157ifneq ($(CONFIG_TLS_SUPPORT),)
158  GCC_CONFIGURE_STAGE2+= \
159        --enable-tls
160else
161  GCC_CONFIGURE_STAGE2+= \
162        --disable-tls
163endif
164
165ifdef CONFIG_powerpc
166  TARGET_CFLAGS := $(patsubst -Os,-O2,$(TARGET_CFLAGS))
167endif
168
169GCC_MAKE:= \
170    export SHELL="$(BASH)"; \
171    $(MAKE) \
172        CFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" \
173        CXXFLAGS_FOR_TARGET="$(TARGET_CFLAGS)"
174
175define Host/SetToolchainInfo
176    $(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk
177    $(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(GCC_VERSION),' $(TOOLCHAIN_DIR)/info.mk
178endef
179
180
181define Stage0/Configure
182    mkdir -p $(HOST_BUILD_DIR0)
183    (cd $(HOST_BUILD_DIR0); rm -f config.cache; \
184        $(GCC_CONFIGURE_STAGE0) \
185    );
186endef
187
188define Stage0/Compile
189    $(GCC_MAKE) -C $(HOST_BUILD_DIR0) all-gcc
190endef
191
192define Stage0/Install
193    $(GCC_MAKE) -C $(HOST_BUILD_DIR0) install-gcc
194endef
195
196
197define Stage1/Configure
198    mkdir -p $(HOST_BUILD_DIR1)
199    (cd $(HOST_BUILD_DIR1); rm -f config.cache; \
200        $(GCC_CONFIGURE_STAGE1) \
201    );
202endef
203
204define Stage1/Compile
205    $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/
206    $(GCC_MAKE) -C $(HOST_BUILD_DIR1) \
207        all-build-libiberty \
208        all-gcc \
209        $(if $(GCC_BUILD_TARGET_LIBGCC),all-target-libgcc)
210endef
211
212define Stage1/Install
213    $(GCC_MAKE) -C $(HOST_BUILD_DIR1) \
214        install-gcc \
215        $(if $(GCC_BUILD_TARGET_LIBGCC),install-target-libgcc)
216    
217    # XXX: glibc insists on linking against libgcc_eh
218    ( cd $(TOOLCHAIN_DIR)/usr/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(PKG_VERSION) ; \
219        [ -e libgcc_eh.a ] || ln -sf libgcc.a libgcc_eh.a ; \
220        cp libgcc.a libgcc_initial.a; \
221    )
222endef
223
224
225define Stage2/Configure
226    mkdir -p $(HOST_BUILD_DIR2) $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)
227    # Important! Required for limits.h to be fixed.
228    rm -rf $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
229    ln -sf ../include $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
230    rm -rf $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
231    ln -sf ../lib $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
232    $(if $(CONFIG_mips64)$(CONFIG_mips64el)$(CONFIG_x86_64),ln -sf ../lib64 $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib64)
233    (cd $(HOST_BUILD_DIR2); rm -f config.cache; \
234        $(GCC_CONFIGURE_STAGE2) \
235    );
236endef
237
238define Stage2/Compile
239    $(GCC_MAKE) -C $(HOST_BUILD_DIR2) all
240endef
241
242define SetupExtraArch
243    for app in $(TOOLCHAIN_DIR)/usr/bin/$(OPTIMIZE_FOR_CPU)*-{gcc,gcc-*,g++}; do \
244        [ -e $$$$app ] || continue; \
245        old_base=$$$$(basename $$$$app); \
246        new_base=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-$$$${old_base##$(OPTIMIZE_FOR_CPU)-}; \
247        sed -e "s/@CC_BASE@/$$$$old_base/" \
248            -e 's/@EXTRA_ARCH_OPTS@/$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_OPTS))/' \
249             ./files/alternate-arch-cc.in > \
250             $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
251        chmod a+x $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
252    done
253endef
254
255define Stage2/Install
256    $(_SINGLE)$(GCC_MAKE) -C $(HOST_BUILD_DIR2) install
257    # Set up the symlinks to enable lying about target name.
258    set -e; \
259    (cd $(TOOLCHAIN_DIR)/usr; \
260        ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
261        cd bin; \
262        for app in $(REAL_GNU_TARGET_NAME)-* ; do \
263            ln -sf $$$${app} \
264               $(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
265        done; \
266    );
267    $(if $(CONFIG_EXTRA_TARGET_ARCH),$(call SetupExtraArch))
268endef
269
270
271BUGURL=https://dev.openwrt.org/
272
273define Host/Prepare
274    $(call Host/SetToolchainInfo)
275    $(call Host/Prepare/Default)
276    ln -snf $(GCC_DIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
277    $(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_BUILD_DIR)/
278    $(SED) 's,^MULTILIB_OSDIRNAMES,# MULTILIB_OSDIRNAMES,' $(HOST_BUILD_DIR)/gcc/config/*/t-*
279    $(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(HOST_BUILD_DIR)/gcc/version.c
280    $(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:$(BUGURL)>\2,' $(HOST_BUILD_DIR)/gcc/version.c
281    $(SED) 's,http://gcc.gnu.org/bugs.html,$(BUGURL),' $(HOST_BUILD_DIR)/gcc/configure
282    #(cd $(HOST_BUILD_DIR)/libstdc++-v3; autoconf;);
283    $(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_BUILD_DIR)/libstdc++-v3/configure
284    $(call Stage0/Configure)
285    $(call Stage0/Compile)
286    $(call Stage0/Install)
287endef
288
289define Host/Configure
290endef
291
292define Host/Compile
293    $(call Stage1/Configure)
294    $(call Stage1/Compile)
295    $(call Stage1/Install)
296endef
297
298define Host/Install
299    $(call Stage2/Configure)
300    $(call Stage2/Compile)
301    $(call Stage2/Install)
302endef
303
304define Host/Clean
305    rm -rf \
306        $(HOST_BUILD_DIR) \
307        $(HOST_BUILD_DIR0) \
308        $(HOST_BUILD_DIR1) \
309        $(HOST_BUILD_DIR2) \
310        $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) \
311        $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME) \
312        $(TOOLCHAIN_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gc* \
313        $(TOOLCHAIN_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-c*
314endef
315
316$(eval $(call HostBuild))
317

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