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#
# 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) 2006-2009 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 ($(PKG_VERSION),4.2.4)
PKG_MD5SUM:=d79f553e7916ea21c556329eacfeaa16
endif
ifeq ($(PKG_VERSION),4.3.1)
PKG_MD5SUM:=4afa0290cc3a41ac8822666f1110de98
endif
ifeq ($(PKG_VERSION),4.3.2)
PKG_MD5SUM:=5dfac5da961ecd5f227c3175859a486d
endif
ifeq ($(PKG_VERSION),4.3.3)
PKG_MD5SUM:=cc3c5565fdb9ab87a05ddb106ba0bd1f
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
HOST_BUILD_DIR0:=$(HOST_BUILD_DIR)-minimal
HOST_BUILD_DIR1:=$(HOST_BUILD_DIR)-initial
HOST_BUILD_DIR2:=$(HOST_BUILD_DIR)-final
SEP:=,
TARGET_LANGUAGES:="c$(if $(CONFIG_INSTALL_LIBSTDCPP),$(SEP)c++)$(if $(CONFIG_INSTALL_LIBGCJ),$(SEP)java)"
GCC_CONFIGURE:= \
SHELL="$(BASH)" \
$(HOST_BUILD_DIR)/configure \
--prefix=$(TOOLCHAIN_DIR)/usr \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--with-gnu-ld \
--enable-target-optspace \
--disable-libgomp \
--disable-libmudflap \
--disable-multilib \
--disable-nls \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
ifneq ($(CONFIG_GCC_VERSION_4_3),)
GCC_BUILD_TARGET_LIBGCC:=y
GCC_CONFIGURE+= \
--with-gmp=$(TOPDIR)/staging_dir/host \
--with-mpfr=$(TOPDIR)/staging_dir/host \
--disable-decimal-float
endif
ifneq ($(CONFIG_SSP_SUPPORT),)
GCC_CONFIGURE+= \
--enable-libssp
else
GCC_CONFIGURE+= \
--disable-libssp
endif
ifneq ($(CONFIG_EXTRA_TARGET_ARCH),)
GCC_CONFIGURE+= \
--enable-biarch \
--enable-targets=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-linux-$(TARGET_SUFFIX)
endif
ifeq ($(LIBC),uClibc)
GCC_CONFIGURE+= \
--disable-__cxa_atexit
else
GCC_CONFIGURE+= \
--enable-__cxa_atexit
endif
GCC_CONFIGURE_STAGE0:= \
$(GCC_CONFIGURE) \
--with-newlib \
--without-headers \
--enable-languages=c \
--disable-libssp \
--disable-shared \
--disable-threads \
GCC_CONFIGURE_STAGE1:= \
$(GCC_CONFIGURE) \
--with-newlib \
--with-sysroot=$(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
--enable-languages=c \
--disable-shared \
--disable-threads \
GCC_CONFIGURE_STAGE2:= \
$(GCC_CONFIGURE) \
--enable-languages=$(TARGET_LANGUAGES) \
--enable-shared \
--enable-threads \
--with-slibdir=$(TOOLCHAIN_DIR)/lib \
GCC_MAKE:= \
export SHELL="$(BASH)"; \
$(MAKE) \
define Host/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 $(HOST_BUILD_DIR0)
(cd $(HOST_BUILD_DIR0); rm -f config.cache; \
$(GCC_CONFIGURE_STAGE0) \
);
endef
define Stage0/Compile
$(GCC_MAKE) -C $(HOST_BUILD_DIR0) all-gcc
endef
define Stage0/Install
$(GCC_MAKE) -C $(HOST_BUILD_DIR0) install-gcc
endef
define Stage1/Configure
mkdir -p $(HOST_BUILD_DIR1)
(cd $(HOST_BUILD_DIR1); rm -f config.cache; \
$(GCC_CONFIGURE_STAGE1) \
);
endef
define Stage1/Compile
$(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/
$(GCC_MAKE) -C $(HOST_BUILD_DIR1) \
all-build-libiberty \
all-gcc \
$(if $(GCC_BUILD_TARGET_LIBGCC),all-target-libgcc)
endef
define Stage1/Install
$(GCC_MAKE) -C $(HOST_BUILD_DIR1) \
install-gcc \
$(if $(GCC_BUILD_TARGET_LIBGCC),install-target-libgcc)
# 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 $(HOST_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 $(HOST_BUILD_DIR2); rm -f config.cache; \
$(GCC_CONFIGURE_STAGE2) \
);
endef
define Stage2/Compile
$(GCC_MAKE) -C $(HOST_BUILD_DIR2) all
endef
define SetupExtraArch
for app in $(TOOLCHAIN_DIR)/usr/bin/$(OPTIMIZE_FOR_CPU)*-{gcc,gcc-*,g++}; do \
[ -e $$$$app ] || continue; \
old_base=$$$$(basename $$$$app); \
new_base=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-$$$${old_base##$(OPTIMIZE_FOR_CPU)-}; \
sed -e "s/@CC_BASE@/$$$$old_base/" \
-e 's/@EXTRA_ARCH_OPTS@/$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_OPTS))/' \
./files/alternate-arch-cc.in > \
$(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
chmod a+x $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
done
endef
define Stage2/Install
$(GCC_MAKE) -C $(HOST_BUILD_DIR2) install
# Set up the symlinks to enable lying about target name.
set -e; \
(cd $(TOOLCHAIN_DIR)/usr; \
ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
cd bin; \
for app in $(REAL_GNU_TARGET_NAME)-* ; do \
ln -sf $$$${app} \
$(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
done; \
);
$(if $(CONFIG_EXTRA_TARGET_ARCH),$(call SetupExtraArch))
endef
define Host/Prepare
$(call Host/SetToolchainInfo)
$(call Host/Prepare/Default)
ln -snf $(PKG_NAME)-$(PKG_VERSION) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
$(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_BUILD_DIR)/
$(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(HOST_BUILD_DIR)/gcc/version.c
$(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:https://dev.openwrt.org/>\2,' $(HOST_BUILD_DIR)/gcc/version.c
(cd $(HOST_BUILD_DIR)/libstdc++-v3; autoconf;);
$(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_BUILD_DIR)/libstdc++-v3/configure
$(call Stage0/Configure)
$(call Stage0/Compile)
$(call Stage0/Install)
endef
define Host/Configure
endef
define Host/Compile
$(call Stage1/Configure)
$(call Stage1/Compile)
$(call Stage1/Install)
endef
define Host/Install
$(call Stage2/Configure)
$(call Stage2/Compile)
$(call Stage2/Install)
endef
define Host/Clean
rm -rf \
$(HOST_BUILD_DIR) \
$(HOST_BUILD_DIR0) \
$(HOST_BUILD_DIR1) \
$(HOST_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))
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