toolchain/gcc: correct the check expr for newer clang
[openwrt/openwrt.git] / toolchain / gcc / common.mk
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@nbd.name>
5 # Copyright (C) 2006-2014 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
21 include $(TOPDIR)/rules.mk
22
23 PKG_NAME:=gcc
24 GCC_VERSION:=$(call qstrip,$(CONFIG_GCC_VERSION))
25 PKG_VERSION:=$(firstword $(subst +, ,$(GCC_VERSION)))
26 GCC_DIR:=$(PKG_NAME)-$(PKG_VERSION)
27
28 PKG_SOURCE_URL:=@GNU/gcc/gcc-$(PKG_VERSION)
29 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
30
31 ifeq ($(PKG_VERSION),5.5.0)
32 PKG_HASH:=530cea139d82fe542b358961130c69cfde8b3d14556370b65823d2f91f0ced87
33 endif
34
35 ifeq ($(PKG_VERSION),7.5.0)
36 PKG_HASH:=b81946e7f01f90528a1f7352ab08cc602b9ccc05d4e44da4bd501c5a189ee661
37 endif
38
39 ifeq ($(PKG_VERSION),8.3.0)
40 PKG_HASH:=64baadfe6cc0f4947a84cb12d7f0dfaf45bb58b7e92461639596c21e02d97d2c
41 endif
42
43 PATCH_DIR=../patches/$(GCC_VERSION)
44
45 BUGURL=http://bugs.openwrt.org/
46 PKGVERSION=OpenWrt GCC $(PKG_VERSION) $(REVISION)
47
48 HOST_BUILD_PARALLEL:=1
49
50 include $(INCLUDE_DIR)/toolchain-build.mk
51
52 HOST_SOURCE_DIR:=$(HOST_BUILD_DIR)
53 ifeq ($(GCC_VARIANT),minimal)
54 GCC_BUILD_DIR:=$(HOST_BUILD_DIR)-$(GCC_VARIANT)
55 else
56 HOST_BUILD_DIR:=$(HOST_BUILD_DIR)-$(GCC_VARIANT)
57 GCC_BUILD_DIR:=$(HOST_BUILD_DIR)
58 endif
59
60 HOST_STAMP_PREPARED:=$(HOST_BUILD_DIR)/.prepared
61 HOST_STAMP_BUILT:=$(GCC_BUILD_DIR)/.built
62 HOST_STAMP_CONFIGURED:=$(GCC_BUILD_DIR)/.configured
63 HOST_STAMP_INSTALLED:=$(HOST_BUILD_PREFIX)/stamp/.gcc_$(GCC_VARIANT)_installed
64
65 SEP:=,
66 TARGET_LANGUAGES:="c,c++$(if $(CONFIG_INSTALL_GFORTRAN),$(SEP)fortran)$(if $(CONFIG_INSTALL_GCCGO),$(SEP)go)"
67
68 TAR_OPTIONS += \
69 --exclude-from='$(CURDIR)/../exclude-testsuite' --exclude=gcc/ada/*.ad* \
70 --exclude=libjava
71
72 export libgcc_cv_fixed_point=no
73 ifdef CONFIG_USE_UCLIBC
74 export glibcxx_cv_c99_math_tr1=no
75 endif
76 ifdef CONFIG_INSTALL_GCCGO
77 export libgo_cv_c_split_stack_supported=no
78 endif
79
80 ifdef CONFIG_GCC_USE_GRAPHITE
81 GRAPHITE_CONFIGURE:= --with-isl=$(TOPDIR)/staging_dir/host
82 else
83 GRAPHITE_CONFIGURE:= --without-isl --without-cloog
84 endif
85
86 GCC_CONFIGURE:= \
87 SHELL="$(BASH)" \
88 $(if $(shell gcc --version 2>&1 | grep -E "Apple.(LLVM|clang)"), \
89 CFLAGS="-O2 -fbracket-depth=512 -pipe" \
90 CXXFLAGS="-O2 -fbracket-depth=512 -pipe" \
91 ) \
92 $(HOST_SOURCE_DIR)/configure \
93 --with-bugurl=$(BUGURL) \
94 --with-pkgversion="$(PKGVERSION)" \
95 --prefix=$(TOOLCHAIN_DIR) \
96 --build=$(GNU_HOST_NAME) \
97 --host=$(GNU_HOST_NAME) \
98 --target=$(REAL_GNU_TARGET_NAME) \
99 --with-gnu-ld \
100 --enable-target-optspace \
101 --disable-libgomp \
102 --disable-libmudflap \
103 --disable-multilib \
104 --disable-libmpx \
105 --disable-nls \
106 $(GRAPHITE_CONFIGURE) \
107 --with-host-libstdcxx=-lstdc++ \
108 $(SOFT_FLOAT_CONFIG_OPTION) \
109 $(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
110 $(if $(CONFIG_mips64)$(CONFIG_mips64el),--with-arch=mips64 \
111 --with-abi=$(call qstrip,$(CONFIG_MIPS64_ABI))) \
112 $(if $(CONFIG_arc),--with-cpu=$(CONFIG_CPU_TYPE)) \
113 --with-gmp=$(TOPDIR)/staging_dir/host \
114 --with-mpfr=$(TOPDIR)/staging_dir/host \
115 --with-mpc=$(TOPDIR)/staging_dir/host \
116 --disable-decimal-float \
117 --with-diagnostics-color=auto-if-env
118 ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
119 GCC_CONFIGURE += --with-mips-plt
120 endif
121
122 ifneq ($(CONFIG_GCC_DEFAULT_PIE),)
123 GCC_CONFIGURE+= \
124 --enable-default-pie
125 endif
126
127 ifneq ($(CONFIG_GCC_DEFAULT_SSP),)
128 GCC_CONFIGURE+= \
129 --enable-default-ssp
130 endif
131
132 ifneq ($(CONFIG_GCC_LIBSSP),)
133 GCC_CONFIGURE+= \
134 --enable-libssp
135 else
136 GCC_CONFIGURE+= \
137 --disable-libssp
138 endif
139
140 ifneq ($(CONFIG_EXTRA_TARGET_ARCH),)
141 GCC_CONFIGURE+= \
142 --enable-biarch \
143 --enable-targets=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-linux-$(TARGET_SUFFIX)
144 endif
145
146 ifdef CONFIG_sparc
147 GCC_CONFIGURE+= \
148 --enable-targets=all \
149 --with-long-double-128
150 endif
151
152 ifeq ($(LIBC),uClibc)
153 GCC_CONFIGURE+= \
154 --disable-__cxa_atexit
155 else
156 GCC_CONFIGURE+= \
157 --enable-__cxa_atexit
158 endif
159
160 ifneq ($(GCC_ARCH),)
161 GCC_CONFIGURE+= --with-arch=$(GCC_ARCH)
162 endif
163
164 ifeq ($(CONFIG_arm),y)
165 GCC_CONFIGURE+= \
166 --with-cpu=$(word 1, $(subst +," ,$(CONFIG_CPU_TYPE)))
167
168 ifneq ($(CONFIG_SOFT_FLOAT),y)
169 GCC_CONFIGURE+= \
170 --with-fpu=$(word 2, $(subst +, ",$(CONFIG_CPU_TYPE))) \
171 --with-float=hard
172 endif
173
174 # Do not let TARGET_CFLAGS get poisoned by extra CPU optimization flags
175 # that do not belong here. The cpu,fpu type should be specified via
176 # --with-cpu and --with-fpu for ARM and not CFLAGS.
177 TARGET_CFLAGS:=$(filter-out -m%,$(call qstrip,$(TARGET_CFLAGS)))
178 endif
179
180 ifeq ($(CONFIG_TARGET_x86)$(CONFIG_USE_GLIBC)$(CONFIG_INSTALL_GCCGO),yyy)
181 TARGET_CFLAGS+=-fno-split-stack
182 endif
183
184 GCC_MAKE:= \
185 export SHELL="$(BASH)"; \
186 $(MAKE) \
187 CFLAGS="$(HOST_CFLAGS)" \
188 CFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" \
189 CXXFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" \
190 GOCFLAGS_FOR_TARGET="$(TARGET_CFLAGS)"
191
192 define Host/SetToolchainInfo
193 $(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk
194 $(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(GCC_VERSION),' $(TOOLCHAIN_DIR)/info.mk
195 endef
196
197 ifneq ($(GCC_PREPARE),)
198 define Host/Prepare
199 $(call Host/SetToolchainInfo)
200 $(call Host/Prepare/Default)
201 ln -snf $(GCC_DIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
202 $(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_SOURCE_DIR)/
203 $(SED) 's,^MULTILIB_OSDIRNAMES,# MULTILIB_OSDIRNAMES,' $(HOST_SOURCE_DIR)/gcc/config/*/t-*
204 $(SED) 'd' $(HOST_SOURCE_DIR)/gcc/DEV-PHASE
205 $(SED) 's, DATESTAMP,,' $(HOST_SOURCE_DIR)/gcc/version.c
206 #(cd $(HOST_SOURCE_DIR)/libstdc++-v3; autoconf;);
207 $(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_SOURCE_DIR)/libstdc++-v3/configure
208 mkdir -p $(GCC_BUILD_DIR)
209 endef
210 else
211 define Host/Prepare
212 mkdir -p $(GCC_BUILD_DIR)
213 endef
214 endif
215
216 define Host/Configure
217 (cd $(GCC_BUILD_DIR) && rm -f config.cache; \
218 $(GCC_CONFIGURE) \
219 );
220 endef
221
222 define Host/Clean
223 rm -rf $(if $(GCC_PREPARE),$(HOST_SOURCE_DIR)) \
224 $(HOST_BUILD_PREFIX)/stamp/.gcc_* \
225 $(HOST_BUILD_PREFIX)/stamp/.binutils_* \
226 $(GCC_BUILD_DIR) \
227 $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) \
228 $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME) \
229 $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gc* \
230 $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c*
231 endef