toolchain/gcc/Makefile

   1 # Makefile for to build a gcc/uClibc toolchain
   2 #
   3 # Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
   4 # Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
   5 # Copyright (C) 2005-2006 Felix Fietkau <nbd@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 $(TOPDIR)/rules.mk
  22
  23 PKG_NAME:=gcc
  24 PKG_VERSION:=$(call qstrip,$(CONFIG_GCC_VERSION))
  25
  26 PKG_SOURCE_URL:=@GNU/gcc/gcc-$(PKG_VERSION)
  27 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
  28
  29 ifeq ($(PKG_VERSION),3.4.6)
  30   PKG_MD5SUM:=4a21ac777d4b5617283ce488b808da7b
  31 endif
  32 ifeq ($(PKG_VERSION),4.1.2)
  33   PKG_MD5SUM:=a4a3eb15c96030906d8494959eeda23c
  34 endif
  35 ifeq ($(PKG_VERSION),4.2.4)
  36   PKG_MD5SUM:=d79f553e7916ea21c556329eacfeaa16
  37 endif
  38
  39 PATCH_DIR=./patches/$(PKG_VERSION)
  40
  41 STAGING_DIR_HOST:=$(TOOLCHAIN_DIR)
  42 BUILD_DIR_HOST:=$(BUILD_DIR_TOOLCHAIN)
  43 override CONFIG_AUTOREBUILD=
  44
  45 include $(INCLUDE_DIR)/host-build.mk
  46
  47 STAMP_BUILT:=$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed
  48 BUILD_DIR1:=$(BUILD_DIR_HOST)/gcc-$(PKG_VERSION)-initial
  49 BUILD_DIR2:=$(BUILD_DIR_HOST)/gcc-$(PKG_VERSION)-final
  50
  51 SEP:=,
  52 TARGET_LANGUAGES:="c$(if $(CONFIG_INSTALL_LIBSTDCPP),$(SEP)c++)$(if $(CONFIG_INSTALL_LIBGCJ),$(SEP)java)"
  53
  54 ifeq ($(CONFIG_SSP_SUPPORT),y)
  55   SSP:=--enable-ssp
  56 else
  57   SSP:=--disable-ssp
  58 endif
  59
  60 EXTRA_TARGET=$(if $(CONFIG_EXTRA_TARGET_ARCH),--enable-biarch --enable-targets=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-linux-uclibc)
  61
  62 define Stage1/Configure
  63         $(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk
  64         $(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
  65         mkdir -p $(BUILD_DIR1)
  66         (cd $(BUILD_DIR1); rm -f config.cache; \
  67                 SHELL="$(BASH)" \
  68                 $(PKG_BUILD_DIR)/configure \
  69                 --prefix=$(TOOLCHAIN_DIR) \
  70                 --build=$(GNU_HOST_NAME) \
  71                 --host=$(GNU_HOST_NAME) \
  72                 --target=$(REAL_GNU_TARGET_NAME) \
  73                 --enable-languages=c \
  74                 --disable-shared \
  75                 --with-sysroot=$(BUILD_DIR_HOST)/uClibc_dev/ \
  76                 --disable-__cxa_atexit \
  77                 --enable-target-optspace \
  78                 --with-gnu-ld \
  79                 --disable-nls \
  80                 --disable-libmudflap \
  81                 --disable-multilib \
  82                 $(SSP) \
  83                 $(EXTRA_TARGET) \
  84                 $(SOFT_FLOAT_CONFIG_OPTION) \
  85                 $(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
  86         );
  87 endef
  88 define Stage1/Compile
  89         export SHELL="$(BASH)"; $(MAKE) -C $(BUILD_DIR1) all-gcc
  90 endef
  91 define Stage1/Install
  92         export SHELL="$(BASH)"; $(MAKE) -C $(BUILD_DIR1) install-gcc
  93 endef
  94
  95 define Stage2/Configure
  96         mkdir -p $(BUILD_DIR2) $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)
  97         # Important!  Required for limits.h to be fixed.
  98         rm -rf $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
  99         ln -sf ../include $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
 100         rm -rf $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib
 101         ln -sf ../lib $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib
 102         (cd $(BUILD_DIR2); rm -f config.cache; \
 103                 SHELL="$(BASH)" \
 104                 $(PKG_BUILD_DIR)/configure \
 105                 --prefix=$(TOOLCHAIN_DIR) \
 106                 --build=$(GNU_HOST_NAME) \
 107                 --host=$(GNU_HOST_NAME) \
 108                 --target=$(REAL_GNU_TARGET_NAME) \
 109                 --enable-languages=$(TARGET_LANGUAGES) \
 110                 --enable-shared \
 111                 --disable-__cxa_atexit \
 112                 --enable-target-optspace \
 113                 --with-gnu-ld \
 114                 --disable-nls \
 115                 --disable-libmudflap \
 116                 --disable-multilib \
 117                 $(SSP) \
 118                 $(EXTRA_TARGET) \
 119                 $(SOFT_FLOAT_CONFIG_OPTION) \
 120                 $(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
 121         );
 122 endef
 123
 124 define Stage2/Compile
 125         export SHELL="\$(BASH)"; \$(MAKE) -C \$(BUILD_DIR2) all
 126 endef
 127
 128 define SetupExtraArch
 129         for app in $(TOOLCHAIN_DIR)/bin/$(OPTIMIZE_FOR_CPU)*-{gcc,gcc-*,g++}; do \
 130                 [ -e $$$$app ] || continue; \
 131                 old_base=$$$$(basename $$$$app); \
 132                 new_base=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-$$$${old_base##$(OPTIMIZE_FOR_CPU)-}; \
 133                 sed -e "s/@CC_BASE@/$$$$old_base/" \
 134                         -e 's/@EXTRA_ARCH_OPTS@/$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_OPTS))/' \
 135                          ./files/alternate-arch-cc.in > \
 136                          $(TOOLCHAIN_DIR)/bin/$$$$new_base; \
 137                 chmod a+x $(TOOLCHAIN_DIR)/bin/$$$$new_base; \
 138         done
 139 endef
 140
 141 define Stage2/Install
 142         $(MAKE) -C $(BUILD_DIR2) \
 143                 SHELL="$(BASH)" \
 144                 install
 145         # Set up the symlinks to enable lying about target name.
 146         set -e; \
 147         (cd $(TOOLCHAIN_DIR); \
 148                 ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
 149                 cd bin; \
 150                 for app in $(REAL_GNU_TARGET_NAME)-* ; do \
 151                         ln -sf $$$${app} \
 152                         $(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
 153                 done; \
 154         );
 155         $(if $(CONFIG_EXTRA_TARGET_ARCH),$(call SetupExtraArch))
 156 endef
 157
 158 define Build/Prepare
 159         $(call Build/Prepare/Default)
 160         $(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(PKG_BUILD_DIR)/gcc/version.c
 161         $(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:https://dev.openwrt.org/>\2,' $(PKG_BUILD_DIR)/gcc/version.c
 162         (cd $(PKG_BUILD_DIR)/libstdc++-v3; autoconf;);
 163         $(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(PKG_BUILD_DIR)/libstdc++-v3/configure
 164 endef
 165
 166 define Build/Configure
 167         $(call Stage1/Configure)
 168 endef
 169
 170 define Build/Compile
 171         $(call Stage1/Compile)
 172         $(if $(wildcard $(TOOLCHAIN_DIR)/bin/$(GNU_TARGET_NAME)-gcc),,$(call Stage1/Install))
 173 endef
 174
 175 define Build/Install
 176         $(call Stage2/Configure)
 177         $(call Stage2/Compile)
 178         $(call Stage2/Install)
 179 endef
 180
 181 define Build/Clean
 182         rm -rf \
 183                 $(PKG_BUILD_DIR) \
 184                 $(BUILD_DIR1) \
 185                 $(BUILD_DIR2) \
 186                 $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME) \
 187                 $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gc* \
 188                 $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c*
 189 endef
 190
 191 $(eval $(call HostBuild))