aboutsummaryrefslogtreecommitdiffstats
path: root/toolchain/gcc/Makefile
blob: 5e8bb9abb36b55cb827e6e87a1c31852bd167760 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
#
# Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
# Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
# Copyright (C) 2005-2006 Felix Fietkau <nbd@openwrt.org>
# Copyright (C) 2006-2008 OpenWrt.org
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

include $(TOPDIR)/rules.mk

PKG_NAME:=gcc
PKG_VERSION:=$(call qstrip,$(CONFIG_GCC_VERSION))

PKG_SOURCE_URL:=@GNU/gcc/gcc-$(PKG_VERSION)
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2

ifeq ($(PKG_VERSION),3.4.6)
  PKG_MD5SUM:=4a21ac777d4b5617283ce488b808da7b
endif
ifeq ($(PKG_VERSION),4.1.2)
  PKG_MD5SUM:=a4a3eb15c96030906d8494959eeda23c
endif
ifeq ($(PKG_VERSION),4.2.4)
  PKG_MD5SUM:=d79f553e7916ea21c556329eacfeaa16
endif

PATCH_DIR=./patches/$(PKG_VERSION)

STAGING_DIR_HOST:=$(TOOLCHAIN_DIR)
BUILD_DIR_HOST:=$(BUILD_DIR_TOOLCHAIN)

override CONFIG_AUTOREBUILD=

include $(INCLUDE_DIR)/host-build.mk

STAMP_BUILT:=$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed

PKG_BUILD_DIR0:=$(PKG_BUILD_DIR)-minimal
PKG_BUILD_DIR1:=$(PKG_BUILD_DIR)-initial
PKG_BUILD_DIR2:=$(PKG_BUILD_DIR)-final

SEP:=,
TARGET_LANGUAGES:="c$(if $(CONFIG_INSTALL_LIBSTDCPP),$(SEP)c++)$(if $(CONFIG_INSTALL_LIBGCJ),$(SEP)java)"

GCC_CONFIGURE_COMMON:= \
	SHELL="$(BASH)" \
	$(PKG_BUILD_DIR)/configure \
		--prefix=$(TOOLCHAIN_DIR)/usr \
		--build=$(GNU_HOST_NAME) \
		--host=$(GNU_HOST_NAME) \
		--target=$(REAL_GNU_TARGET_NAME) \
		--with-gnu-ld \
		--enable-target-optspace \
		--disable-libmudflap \
		--disable-multilib \
		--disable-nls \
		$(SOFT_FLOAT_CONFIG_OPTION) \
		$(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \

ifneq ($(CONFIG_SSP_SUPPORT),)
	GCC_CONFIGURE_COMMON+= \
		--enable-libssp
else
	GCC_CONFIGURE_COMMON+= \
		--disable-libssp
endif

ifneq ($(CONFIG_EXTRA_TARGET_ARCH),)
	GCC_CONFIGURE_COMMON+= \
		--enable-biarch \
		--enable-targets=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-linux-$(TARGET_SUFFIX)
endif

ifeq ($(LIBC),uClibc)
	GCC_CONFIGURE_COMMON+= \
		--disable-__cxa_atexit
else
	GCC_CONFIGURE_COMMON+= \
		--enable-__cxa_atexit
endif

GCC_CONFIGURE_STAGE0:= \
	$(GCC_CONFIGURE_COMMON) \
		--with-newlib \
		--without-headers \
		--enable-languages=c \
		--disable-libgomp \
		--disable-libssp \
		--disable-shared \
		--disable-threads \

GCC_CONFIGURE_STAGE1:= \
	$(GCC_CONFIGURE_COMMON) \
		--with-newlib \
		--with-sysroot=$(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
		--enable-languages=c \
		--disable-shared \
		--disable-threads \

GCC_CONFIGURE_STAGE2:= \
	$(GCC_CONFIGURE_COMMON) \
		--enable-languages=$(TARGET_LANGUAGES) \
		--enable-shared \
		--enable-threads \
		--with-slibdir=$(TOOLCHAIN_DIR)/lib \

GCC_MAKE:= \
	export SHELL="$(BASH)"; \
	$(MAKE) \


define Build/SetToolchainInfo
	$(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk
	$(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
endef


define Stage0/Configure
	mkdir -p $(PKG_BUILD_DIR0)
	(cd $(PKG_BUILD_DIR0); rm -f config.cache; \
		$(GCC_CONFIGURE_STAGE0) \
	);
endef

define Stage0/Compile
	$(GCC_MAKE) -C $(PKG_BUILD_DIR0) all-gcc
endef

define Stage0/Install
	$(GCC_MAKE) -C $(PKG_BUILD_DIR0) install-gcc
endef


define Stage1/Configure
	mkdir -p $(PKG_BUILD_DIR1)
	(cd $(PKG_BUILD_DIR1); rm -f config.cache; \
		$(GCC_CONFIGURE_STAGE1) \
	);
endef

define Stage1/Compile
	$(GCC_MAKE) -C $(PKG_BUILD_DIR1) all-build-libiberty all-gcc
endef

define Stage1/Install
	$(GCC_MAKE) -C $(PKG_BUILD_DIR1) install-gcc
	# XXX: glibc insists on linking against libgcc_eh
	( cd $(TOOLCHAIN_DIR)/usr/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(PKG_VERSION) ; \
		[ -e libgcc_eh.a ] || ln -sf libgcc.a libgcc_eh.a ; \
	)
endef


define Stage2/Configure
	mkdir -p $(PKG_BUILD_DIR2) $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)
	# Important!  Required for limits.h to be fixed.
	rm -rf $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
	ln -sf ../include $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
	rm -rf $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
	ln -sf ../lib $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
	(cd $(PKG_BUILD_DIR2); rm -f config.cache; \
		$(GCC_CONFIGURE_STAGE2) \
	);
endef

define Stage2/Compile
	$(GCC_MAKE) -C $(PKG_BUILD_DIR2) all
endef

define SetupExtraArch
	for app in $(TOOLCHAIN_DIR)/usr/bin/$(OPTIMIZE_FOR_CPU)*-{gcc,gcc-*,g++}; do \
		[ -e $$$$app ] || continue; \
		old_base=$$$$(basename $$$$app); \
		new_base=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-$$$${old_base##$(OPTIMIZE_FOR_CPU)-}; \
		sed -e "s/@CC_BASE@/$$$$old_base/" \
			-e 's/@EXTRA_ARCH_OPTS@/$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_OPTS))/' \
			 ./files/alternate-arch-cc.in > \
			 $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
		chmod a+x $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
	done
endef

define Stage2/Install
	$(GCC_MAKE) -C $(PKG_BUILD_DIR2) install
	# Set up the symlinks to enable lying about target name.
	set -e; \
	(cd $(TOOLCHAIN_DIR)/usr; \
		ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
		cd bin; \
		for app in $(REAL_GNU_TARGET_NAME)-* ; do \
			ln -sf $$$${app} \
		   	$(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
		done; \
	);
	$(if $(CONFIG_EXTRA_TARGET_ARCH),$(call SetupExtraArch))
endef


define Build/Prepare
	$(call Build/SetToolchainInfo)
	$(call Build/Prepare/Default)
	ln -snf $(PKG_NAME)-$(PKG_VERSION) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
	$(CP) $(SCRIPT_DIR)/config.{guess,sub} $(PKG_BUILD_DIR)/
	$(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(PKG_BUILD_DIR)/gcc/version.c
	$(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:https://dev.openwrt.org/>\2,' $(PKG_BUILD_DIR)/gcc/version.c
	(cd $(PKG_BUILD_DIR)/libstdc++-v3; autoconf;);
	$(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(PKG_BUILD_DIR)/libstdc++-v3/configure
	$(call Stage0/Configure)
	$(call Stage0/Compile)
	$(call Stage0/Install)
endef

define Build/Configure
endef

define Build/Compile
	$(call Stage1/Configure)
	$(call Stage1/Compile)
	$(call Stage1/Install)
endef

define Build/Install
	$(call Stage2/Configure)
	$(call Stage2/Compile)
	$(call Stage2/Install)
endef

define Build/Clean
	rm -rf \
		$(PKG_BUILD_DIR) \
		$(PKG_BUILD_DIR0) \
		$(PKG_BUILD_DIR1) \
		$(PKG_BUILD_DIR2) \
		$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) \
		$(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME) \
		$(TOOLCHAIN_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gc* \
		$(TOOLCHAIN_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-c*
endef

$(eval $(call HostBuild))