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
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
|
# Makefile for to build a gcc/uClibc toolchain
#
# Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
# Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.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
ifneq ($(findstring 2.95,$(GCC_VERSION)),2.95)
GCC_VERSION:=$(strip $(GCC_VERSION))
GCC_SITE:=ftp://ftp.gnu.org/gnu/gcc/releases/gcc-$(GCC_VERSION)
#GCC_SITE:=http://mirrors.rcn.net/pub/sourceware/gcc/releases/gcc-$(GCC_VERSION)
#
# snapshots....
#GCC_VERSION:=3.3-20031013
#GCC_SITE:=http://gcc.get-software.com/snapshots/$(GCC_VERSION)
#
GCC_SOURCE:=gcc-$(GCC_VERSION).tar.bz2
GCC_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)
GCC_CAT:=bzcat
GCC_STRIP_HOST_BINARIES:=true
#############################################################
#
# Setup some initial stuff
#
#############################################################
ifeq ($(INSTALL_LIBGCJ),true)
TARGET_LANGUAGES:=c,c++,java
else
ifeq ($(INSTALL_LIBSTDCPP),true)
TARGET_LANGUAGES:=c,c++
else
TARGET_LANGUAGES:=c
endif
endif
#############################################################
#
# build the first pass gcc compiler
#
#############################################################
GCC_BUILD_DIR1:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-initial
$(DL_DIR)/$(GCC_SOURCE):
mkdir -p $(DL_DIR)
$(WGET) -P $(DL_DIR) $(GCC_SITE)/$(GCC_SOURCE)
$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
mkdir -p $(TOOL_BUILD_DIR)
$(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) -xvf -
touch $(GCC_DIR)/.unpacked
$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
# Apply any files named gcc-*.patch from the source directory to gcc
$(SOURCE_DIR)/patch-kernel.sh $(GCC_DIR) $(SOURCE_DIR)/gcc/$(GCC_VERSION) *.patch
# Note: The soft float situation has improved considerably with gcc 3.4.x.
# We can dispense with the custom spec files, as well as libfloat for the arm case.
# However, we still need a patch for arm. There's a similar patch for gcc 3.3.x
# which needs to be integrated so we can kill of libfloat for good, except for
# anyone (?) who might still be using gcc 2.95. mjn3
ifeq ($(SOFT_FLOAT),true)
ifeq ("$(strip $(ARCH))","arm")
$(SOURCE_DIR)/patch-kernel.sh $(GCC_DIR) $(SOURCE_DIR)/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
endif
# Not yet updated to 3.4.1.
#ifeq ("$(strip $(ARCH))","i386")
#$(SOURCE_DIR)/patch-kernel.sh $(GCC_DIR) $(SOURCE_DIR)/gcc i386-gcc-soft-float.patch
#endif
endif
touch $(GCC_DIR)/.patched
# The --without-headers option stopped working with gcc 3.0 and has never been
# # fixed, so we need to actually have working C library header files prior to
# # the step or libgcc will not build...
$(GCC_BUILD_DIR1)/.configured: $(GCC_DIR)/.patched
mkdir -p $(GCC_BUILD_DIR1)
(cd $(GCC_BUILD_DIR1); PATH=$(TARGET_PATH) \
$(GCC_DIR)/configure \
--prefix=$(STAGING_DIR) \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=c \
--disable-shared \
--with-sysroot=$(TOOL_BUILD_DIR)/uClibc_dev/ \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(DISABLE_NLS) \
$(MULTILIB) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_CPU) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
$(EXTRA_GCC_CONFIG_OPTIONS));
touch $(GCC_BUILD_DIR1)/.configured
$(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR1) all-gcc
touch $(GCC_BUILD_DIR1)/.compiled
$(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR1) install-gcc
#rm -f $(STAGING_DIR)/bin/gccbug $(STAGING_DIR)/bin/gcov
#rm -rf $(STAGING_DIR)/info $(STAGING_DIR)/man $(STAGING_DIR)/share/doc $(STAGING_DIR)/share/locale
gcc_initial: uclibc-configured binutils $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc
gcc_initial-clean:
rm -rf $(GCC_BUILD_DIR1)
rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)*
gcc_initial-dirclean:
rm -rf $(GCC_BUILD_DIR1)
#############################################################
#
# second pass compiler build. Build the compiler targeting
# the newly built shared uClibc library.
#
#############################################################
#
# Sigh... I had to rework things because using --with-gxx-include-dir
# causes issues with include dir search order for g++. This seems to
# have something to do with "path translations" and possibly doesn't
# affect gcc-target. However, I haven't tested gcc-target yet so no
# guarantees. mjn3
GCC_BUILD_DIR2:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-final
$(GCC_BUILD_DIR2)/.configured: $(GCC_DIR)/.patched $(STAGING_DIR)/lib/libc.a
mkdir -p $(GCC_BUILD_DIR2)
# Important! Required for limits.h to be fixed.
ln -sf ../include $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
(cd $(GCC_BUILD_DIR2); PATH=$(TARGET_PATH) \
$(GCC_DIR)/configure \
--prefix=$(STAGING_DIR) \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(TARGET_LANGUAGES) \
--enable-shared \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(DISABLE_NLS) \
$(MULTILIB) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_CPU) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
$(GCC_USE_SJLJ_EXCEPTIONS) \
$(EXTRA_GCC_CONFIG_OPTIONS));
touch $(GCC_BUILD_DIR2)/.configured
$(GCC_BUILD_DIR2)/.compiled: $(GCC_BUILD_DIR2)/.configured
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR2) all
touch $(GCC_BUILD_DIR2)/.compiled
$(GCC_BUILD_DIR2)/.installed: $(GCC_BUILD_DIR2)/.compiled
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR2) install
# Strip the host binaries
ifeq ($(GCC_STRIP_HOST_BINARIES),true)
-strip --strip-all -R .note -R .comment $(STAGING_DIR)/bin/*
endif
# Set up the symlinks to enable lying about target name.
set -e; \
(cd $(STAGING_DIR); \
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; \
);
touch $(GCC_BUILD_DIR2)/.installed
$(TARGET_DIR)/lib/libgcc_s.so.1: $(GCC_BUILD_DIR2)/.installed
# These are in /lib, so...
rm -rf $(TARGET_DIR)/usr/lib/libgcc_s.so*
-$(STRIP) $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libgcc_s.so.1
-cp -a $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libgcc_s* $(TARGET_DIR)/lib/
gcc: uclibc-configured binutils gcc_initial $(LIBFLOAT_TARGET) uclibc \
$(TARGET_DIR)/lib/libgcc_s.so.1 $(GCC_BUILD_DIR2)/.installed $(GCC_TARGETS)
gcc-source: $(DL_DIR)/$(GCC_SOURCE)
gcc-clean:
rm -rf $(GCC_BUILD_DIR2)
rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)*
gcc-dirclean:
rm -rf $(GCC_BUILD_DIR2)
#############################################################
#
# Next build target gcc compiler
#
#############################################################
GCC_BUILD_DIR3:=$(BUILD_DIR)/gcc-$(GCC_VERSION)-target
$(GCC_BUILD_DIR3)/.configured: $(GCC_BUILD_DIR2)/.installed
mkdir -p $(GCC_BUILD_DIR3)
(cd $(GCC_BUILD_DIR3); PATH=$(TARGET_PATH) \
$(GCC_DIR)/configure \
--prefix=/usr \
--build=$(GNU_HOST_NAME) \
--host=$(REAL_GNU_TARGET_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(TARGET_LANGUAGES) \
--enable-shared \
--with-gxx-include-dir=/usr/include/c++ \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(DISABLE_NLS) \
$(MULTILIB) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_CPU) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
$(GCC_USE_SJLJ_EXCEPTIONS) \
$(EXTRA_GCC_CONFIG_OPTIONS));
touch $(GCC_BUILD_DIR3)/.configured
$(GCC_BUILD_DIR3)/.compiled: $(GCC_BUILD_DIR3)/.configured
PATH=$(TARGET_PATH) \
$(MAKE) $(JLEVEL) $(TARGET_GCC_ARGS) -C $(GCC_BUILD_DIR3) all
touch $(GCC_BUILD_DIR3)/.compiled
#
# gcc-lib dir changes names to gcc with 3.4.mumble
#
ifeq ($(findstring 3.4.,$(GCC_VERSION)),3.4.)
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
else
GCC_LIB_SUBDIR=lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
endif
$(TARGET_DIR)/usr/bin/gcc: $(GCC_BUILD_DIR3)/.compiled
PATH=$(TARGET_PATH) \
$(MAKE) $(JLEVEL) DESTDIR=$(TARGET_DIR) -C $(GCC_BUILD_DIR3) install
# Remove broken specs file (cross compile flag is set).
rm -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/specs
-(cd $(TARGET_DIR)/bin; find -type f | xargs $(STRIP) > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/bin; find -type f | xargs $(STRIP) > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR); $(STRIP) cc1 cc1plus collect2 > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/lib; $(STRIP) libstdc++.so.*.*.* > /dev/null 2>&1)
-(cd $(TARGET_DIR)/lib; $(STRIP) libgcc_s.so.*.*.* > /dev/null 2>&1)
#
rm -f $(TARGET_DIR)/usr/lib/*.la*
#rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
# $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
# Work around problem of missing syslimits.h
@if [ ! -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/syslimits.h ] ; then \
echo "warning: working around missing syslimits.h" ; \
cp -f $(STAGING_DIR)/$(GCC_LIB_SUBDIR)/include/syslimits.h \
$(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/ ; \
fi
# These are in /lib, so...
#rm -rf $(TARGET_DIR)/usr/lib/libgcc_s.so*
#touch -c $(TARGET_DIR)/usr/bin/gcc
gcc_target: uclibc_target binutils_target $(TARGET_DIR)/usr/bin/gcc
gcc_target-clean:
rm -rf $(GCC_BUILD_DIR3)
rm -f $(TARGET_DIR)/bin/$(REAL_GNU_TARGET_NAME)*
gcc_target-dirclean:
rm -rf $(GCC_BUILD_DIR3)
endif
|
