-# 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>
-# Copyright (C) 2005 Felix Fietkau <openwrt@nbd.name>
+# 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
include $(TOPDIR)/rules.mk
-GCC_VERSION:=$(strip $(GCC_VERSION))
+PKG_NAME:=gcc
+PKG_VERSION:=$(call qstrip,$(CONFIG_GCC_VERSION))
-#GCC_SITE:=ftp://ftp.gnu.org/gnu/gcc/releases/gcc-$(GCC_VERSION)
-GCC_SITE:=ftp://ftp.fu-berlin.de/unix/languages/gcc/releases/gcc-$(GCC_VERSION) \
- http://mirrors.rcn.net/pub/sourceware/gcc/releases/gcc-$(GCC_VERSION)
+PKG_SOURCE_URL:=@GNU/gcc/gcc-$(PKG_VERSION)
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
-GCC_SOURCE:=gcc-$(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 ($(BR2_INSTALL_LIBGCJ),y)
-TARGET_LANGUAGES:=c,c++,java
-else
-ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
-TARGET_LANGUAGES:=c,c++
-else
-TARGET_LANGUAGES:=c
+ifeq ($(PKG_VERSION),3.4.6)
+ PKG_MD5SUM:=4a21ac777d4b5617283ce488b808da7b
endif
+ifeq ($(PKG_VERSION),4.1.2)
+ PKG_MD5SUM:=a4a3eb15c96030906d8494959eeda23c
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)
- $(SCRIPT_DIR)/download.pl $(DL_DIR) $(GCC_SOURCE) x $(GCC_SITE)
-
-$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
- mkdir -p $(TOOL_BUILD_DIR)
- $(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
- touch $(GCC_DIR)/.unpacked
-
-$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
- # Apply any files named gcc-*.patch from the source directory to gcc
- $(SCRIPT_DIR)/patch-kernel.sh $(GCC_DIR) ./$(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.
-ifeq ($(BR2_SOFT_FLOAT),y)
-ifeq ("$(strip $(ARCH))","arm")
- $(SCRIPT_DIR)/patch-kernel.sh $(GCC_DIR) ./$(GCC_VERSION) arm-softfloat.patch.conditional
+ifeq ($(PKG_VERSION),4.2.4)
+ PKG_MD5SUM:=d79f553e7916ea21c556329eacfeaa16
endif
-ifeq ("$(strip $(ARCH))","armeb")
- $(SCRIPT_DIR)/patch-kernel.sh $(GCC_DIR) ./$(GCC_VERSION) arm-softfloat.patch.conditional
+ifeq ($(PKG_VERSION),4.3.3)
+ PKG_MD5SUM:=cc3c5565fdb9ab87a05ddb106ba0bd1f
endif
+ifeq ($(PKG_VERSION),4.4.0)
+ PKG_MD5SUM:=cf5d787bee57f38168b74d65a7c0e6fd
endif
- $(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(GCC_DIR)/gcc/version.c
- $(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:https://dev.openwrt.org/>\2,' $(GCC_DIR)/gcc/version.c
- 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 $(GCC_BUILD_DIR1); rm -f config.cache; PATH=$(TARGET_PATH) \
- $(GCC_DIR)/configure \
- --prefix=$(STAGING_DIR) \
+
+PATCH_DIR=./patches/$(PKG_VERSION)
+
+include $(INCLUDE_DIR)/toolchain-build.mk
+
+HOST_STAMP_BUILT:=$(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=$(REAL_GNU_TARGET_NAME) \
- --enable-languages=c \
- --disable-shared \
- --with-sysroot=$(TOOL_BUILD_DIR)/uClibc_dev/ \
- --disable-__cxa_atexit \
- --enable-target-optspace \
--with-gnu-ld \
- $(DISABLE_NLS) \
- $(MULTILIB) \
+ --enable-target-optspace \
+ --disable-libgomp \
+ --disable-libmudflap \
+ --disable-multilib \
+ --disable-nls \
$(SOFT_FLOAT_CONFIG_OPTION) \
- $(GCC_WITH_CPU) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
- $(EXTRA_GCC_CONFIG_OPTIONS));
- touch $(GCC_BUILD_DIR1)/.configured
+ $(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
+ $(if $(CONFIG_mips64)$(CONFIG_mips64el),--with-arch=mips64 --with-abi=64) \
-$(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured
- PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) all-gcc
- touch $(GCC_BUILD_DIR1)/.compiled
+ifneq ($(CONFIG_GCC_VERSION_4_3)$(CONFIG_GCC_VERSION_4_4),)
+ GCC_BUILD_TARGET_LIBGCC:=y
+ GCC_CONFIGURE+= \
+ --with-gmp=$(TOPDIR)/staging_dir/host \
+ --with-mpfr=$(TOPDIR)/staging_dir/host \
+ --disable-decimal-float
+endif
-$(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled
- PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) install-gcc
+ifneq ($(CONFIG_SSP_SUPPORT),)
+ GCC_CONFIGURE+= \
+ --enable-libssp
+else
+ GCC_CONFIGURE+= \
+ --disable-libssp
+endif
-#############################################################
-#
-# 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.
- rm -rf $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
- ln -sf ../include $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
- rm -rf $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib
- ln -sf ../lib $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib
- (cd $(GCC_BUILD_DIR2); rm -f config.cache; PATH=$(TARGET_PATH) \
- $(GCC_DIR)/configure \
- --prefix=$(STAGING_DIR) \
- --build=$(GNU_HOST_NAME) \
- --host=$(GNU_HOST_NAME) \
- --target=$(REAL_GNU_TARGET_NAME) \
+ifneq ($(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 \
- --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) -C $(GCC_BUILD_DIR2) all
- touch $(GCC_BUILD_DIR2)/.compiled
-
-gcc-install: $(GCC_BUILD_DIR2)/.compiled
- PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR2) install
- echo $(GCC_VERSION) > $(STAGING_DIR)/gcc_version
+ --enable-threads \
+ --disable-tls \
+ --with-slibdir=$(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 ; \
+ cp libgcc.a libgcc_initial.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
+ $(if $(CONFIG_mips64)$(CONFIG_mips64el)$(CONFIG_x86_64),ln -sf ../lib64 $(TOOLCHAIN_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib64)
+ (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 $$$$app ] || continue; \
+ old_base=$$$$(basename $$$$app); \
+ new_base=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-$$$${old_base##$(OPTIMIZE_FOR_CPU)-}; \
+ sed -e "s/@CC_BASE@/$$$$old_base/" \
+ -e 's/@EXTRA_ARCH_OPTS@/$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_OPTS))/' \
+ ./files/alternate-arch-cc.in > \
+ $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
+ chmod a+x $(TOOLCHAIN_DIR)/usr/bin/$$$$new_base; \
+ done
+endef
+
+define Stage2/Install
+ $(GCC_MAKE) -C $(HOST_BUILD_DIR2) install
# Set up the symlinks to enable lying about target name.
set -e; \
- (cd $(STAGING_DIR); \
+ (cd $(TOOLCHAIN_DIR)/usr; \
ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
cd bin; \
for app in $(REAL_GNU_TARGET_NAME)-* ; do \
- ln -sf $${app} \
- $(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \
+ ln -sf $$$${app} \
+ $(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
done; \
);
- #
- # Now for the ugly 3.3.x soft float hack...
- #
-ifeq ($(BR2_SOFT_FLOAT),y)
-ifeq ($(findstring 3.3.,$(GCC_VERSION)),3.3.)
- # Make sure we have a soft float specs file for this arch
- if [ ! -f ./$(GCC_VERSION)/specs-$(ARCH)-soft-float ] ; then \
- echo soft float configured but no specs file for this arch ; \
- /bin/false ; \
- fi;
- # Replace specs file with one that defaults to soft float mode.
- if [ ! -f $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs ] ; then \
- echo staging dir specs file is missing ; \
- /bin/false ; \
- fi;
- $(CP) ./$(GCC_VERSION)/specs-$(ARCH)-soft-float $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
-endif
-endif
-# We do another ugly hack here because the standard behaviour is
-# to include a reference to libgcc.so.1 in all binaries. For flash space
-# saving, we change the specs file to link in a static libgcc here.
- if [ ! -f $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs ] ; then \
- echo staging dir specs file is missing, assuming GCC 4.x ; \
- $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc -dumpspecs > $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs; \
- fi;
- if grep -q as-needed $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs; then \
- patch -d $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/ -p0 < ./$(GCC_VERSION)/static-libgcc.patch.conditional ; \
- fi;
-
-source: $(DL_DIR)/$(GCC_SOURCE)
-prepare: $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc
-compile: gcc-install
-install:
-clean: gcc-clean
- rm -rf $(GCC_DIR)
- rm -rf $(GCC_BUILD_DIR1)
- rm -rf $(GCC_BUILD_DIR2)
- rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gc*
- rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c*
+ $(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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