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kumquat-buildroot/toolchain/gcc/gcc-uclibc-4.x.mk
Gustavo Zacarias fcafc95756 toolchain/gcc: remove duplicate QUIET entries 
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
2012-04-25 13:03:33 +02:00

648 lines
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Makefile
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# 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
GCC_VERSION:=$(call qstrip,$(BR2_GCC_VERSION))
ifeq ($(BR2_GCC_VERSION_SNAP),y)
GCC_SNAP_DATE:=$(call qstrip,$(BR2_GCC_SNAP_DATE))
else
GCC_SNAP_DATE:=
endif
ifneq ($(GCC_SNAP_DATE),)
GCC_SITE:=ftp://sources.redhat.com/pub/gcc/snapshots/$(GCC_VERSION)
else ifeq ($(findstring avr32,$(GCC_VERSION)),avr32)
GCC_SITE:=ftp://www.at91.com/pub/buildroot/
else
GCC_SITE:=$(BR2_GNU_MIRROR)/gcc/gcc-$(GCC_VERSION)
endif
ifneq ($(filter xtensa%,$(ARCH)),)
include target/xtensa/patch.in
GCC_PATCH_EXTRA:=$(call XTENSA_PATCH,gcc,$(GCC_PATCH_DIR),. ..)
endif
GCC_SOURCE:=gcc-$(GCC_VERSION).tar.bz2
GCC_PATCH_DIR:=toolchain/gcc/$(GCC_VERSION)
GCC_DIR:=$(TOOLCHAIN_DIR)/gcc-$(GCC_VERSION)
GCC_CAT:=$(BZCAT)
GCC_STRIP_HOST_BINARIES:=nope
GCC_SRC_DIR:=$(GCC_DIR)
# Branding works on >= 4.3
ifneq ($(findstring x4.2.,x$(GCC_VERSION)),x4.2.)
EXTRA_GCC_CONFIG_OPTIONS+=--with-pkgversion="Buildroot $(BR2_VERSION_FULL)" \
--with-bugurl="http://bugs.buildroot.net/"
endif
# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43810
# Workaround until it's fixed in 4.5.4 or later
ifeq ($(ARCH),powerpc)
ifeq ($(findstring x4.5.,x$(GCC_VERSION)),x4.5.)
GCC_OPTSPACE=--disable-target-optspace
endif
else
GCC_OPTSPACE=--enable-target-optspace
endif
# gcc 4.6.x quadmath requires wchar
ifneq ($(BR2_TOOLCHAIN_BUILDROOT_WCHAR),y)
GCC_QUADMATH=--disable-libquadmath
endif
# Determine soft-float options
ifeq ($(BR2_SOFT_FLOAT),y)
SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
ifeq ($(BR2_arm)$(BR2_armeb),y) # only set float-abi for arm
TARGET_SOFT_FLOAT:=-mfloat-abi=soft
else
TARGET_SOFT_FLOAT:=-msoft-float
endif
else # no softfloat support
SOFT_FLOAT_CONFIG_OPTION:=
TARGET_SOFT_FLOAT:=
endif
# Determine arch/tune/abi/cpu options
ifneq ($(call qstrip,$(BR2_GCC_TARGET_ARCH)),)
GCC_WITH_ARCH:=--with-arch=$(BR2_GCC_TARGET_ARCH)
endif
ifneq ($(call qstrip,$(BR2_GCC_TARGET_TUNE)),)
GCC_WITH_TUNE:=--with-tune=$(BR2_GCC_TARGET_TUNE)
endif
ifneq ($(call qstrip,$(BR2_GCC_TARGET_ABI)),)
GCC_WITH_ABI:=--with-abi=$(BR2_GCC_TARGET_ABI)
endif
ifneq ($(call qstrip,$(BR2_GCC_TARGET_CPU)),)
GCC_WITH_CPU:=--with-cpu=$(BR2_GCC_TARGET_CPU)
endif
# AVR32 GCC special configuration
ifeq ($(BR2_avr32),y)
# For the cross-compiler
EXTRA_GCC_CONFIG_OPTIONS += \
--disable-libmudflap
SOFT_FLOAT_CONFIG_OPTION:=
# For the target compiler
EXTRA_TARGET_GCC_CONFIG_OPTIONS += \
--disable-libmudflap
EXTRA_TARGET_GCC_CONFIG_OPTIONS += \
--with-build-time-tools=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin
EXTRA_TARGET_GCC_CONFIG_OPTIONS += \
--with-as=$(TARGET_CROSS)as
endif
# Disable mudflap and enable proper double/long double for SPE ABI
ifeq ($(BR2_powerpc_SPE),y)
EXTRA_GCC_CONFIG_OPTIONS += \
--disable-libmudflap \
--enable-e500_double \
--with-long-double-128
endif
# End with user-provided options, so that they can override previously
# defined options.
EXTRA_GCC_CONFIG_OPTIONS += \
$(call qstrip,$(BR2_EXTRA_GCC_CONFIG_OPTIONS))
EXTRA_TARGET_GCC_CONFIG_OPTIONS += \
$(call qstrip,$(BR2_EXTRA_TARGET_GCC_CONFIG_OPTIONS))
#############################################################
#
# Setup some initial stuff
#
#############################################################
GCC_STAGING_PREREQ+=$(STAGING_DIR)/usr/lib/libc.a
GCC_TARGET_LANGUAGES:=c
GCC_CROSS_LANGUAGES:=c
ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),c++
endif
ifeq ($(BR2_GCC_CROSS_FORTRAN),y)
GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),fortran
endif
ifeq ($(BR2_GCC_CROSS_OBJC),y)
GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),objc
endif
ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),c++
endif
ifeq ($(BR2_INSTALL_OBJC),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),objc
endif
ifeq ($(BR2_INSTALL_FORTRAN),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),fortran
endif
# GCC 4.x prerequisites
GCC_WITH_HOST_GMP = --with-gmp=$(HOST_DIR)/usr
GCC_WITH_HOST_MPFR = --with-mpfr=$(HOST_DIR)/usr
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
HOST_SOURCE += host-gmp-source host-mpfr-source
endif
GCC_HOST_PREREQ = host-gmp host-mpfr
GCC_TARGET_PREREQ += mpfr gmp
# GCC 4.5.x prerequisites
ifeq ($(findstring x4.5.,x$(GCC_VERSION)),x4.5.)
GCC_WITH_HOST_MPC = --with-mpc=$(HOST_DIR)/usr
GCC_TARGET_PREREQ += mpc
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
HOST_SOURCE += host-mpc-source
endif
GCC_HOST_PREREQ += host-mpc
endif
# GCC 4.6.x prerequisites
ifeq ($(findstring x4.6.,x$(GCC_VERSION)),x4.6.)
GCC_WITH_HOST_MPC = --with-mpc=$(HOST_DIR)/usr
GCC_TARGET_PREREQ += mpc
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
HOST_SOURCE += host-mpc-source
endif
GCC_HOST_PREREQ += host-mpc
endif
# GCC 4.7.x prerequisites
ifeq ($(findstring x4.7.,x$(GCC_VERSION)),x4.7.)
GCC_WITH_HOST_MPC = --with-mpc=$(HOST_DIR)/usr
GCC_TARGET_PREREQ += mpc
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
HOST_SOURCE += host-mpc-source
endif
GCC_HOST_PREREQ += host-mpc
endif
# GCC snapshot prerequisites
# Since we don't know and it can be quite new just ask for everything known
ifneq ($(GCC_SNAP_DATE),)
GCC_WITH_HOST_MPC = --with-mpc=$(HOST_DIR)/usr
GCC_TARGET_PREREQ += mpc
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
HOST_SOURCE += host-mpc-source
endif
GCC_HOST_PREREQ += host-mpc
endif
ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
GCC_SHARED_LIBGCC:=--enable-shared
else
GCC_SHARED_LIBGCC:=--disable-shared
endif
ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
GCC_ENABLE_OPENMP:=--enable-libgomp
else
GCC_ENABLE_OPENMP:=--disable-libgomp
endif
ifeq ($(BR2_GCC_ENABLE_TLS),y)
GCC_TLS:=--enable-tls
else
GCC_TLS:=--disable-tls
endif
ifeq ($(BR2_PTHREADS_NONE),y)
THREADS:=--disable-threads
else
THREADS:=--enable-threads
endif
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
GCC_DECIMAL_FLOAT:=--disable-decimal-float
endif
# gcc version < 4.2.0 don't have -Wno-overlength-strings and the configure
# script has problems detecting it, so help it
ifeq ($(shell test $(HOSTCC_VERSION) -lt 420 && echo OLD),OLD)
GCC_CONF_ENV:=acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings=no \
acx_cv_prog_cc_warning__Wno_overlength_strings=no
endif
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
HOST_SOURCE+=gcc-source
endif
$(DL_DIR)/$(GCC_SOURCE):
mkdir -p $(DL_DIR)
$(call DOWNLOAD,$(GCC_SITE)/$(GCC_SOURCE))
gcc-unpacked: $(GCC_DIR)/.patched
$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
mkdir -p $(TOOLCHAIN_DIR)
rm -rf $(GCC_DIR)
$(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOLCHAIN_DIR) $(TAR_OPTIONS) -
$(call CONFIG_UPDATE,$(@D))
touch $@
gcc-patched: $(GCC_DIR)/.patched
$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
# Apply any files named gcc-*.patch from the source directory to gcc
ifneq ($(wildcard $(GCC_PATCH_DIR)),)
support/scripts/apply-patches.sh $(GCC_DIR) $(GCC_PATCH_DIR) \*.patch $(GCC_PATCH_EXTRA)
endif
ifeq ($(ARCH)-$(BR2_GCC_SHARED_LIBGCC),powerpc-y)
ifneq ($(BR2_SOFT_FLOAT),)
support/scripts/apply-patches.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) powerpc-link-with-math-lib.patch.conditional
endif
endif
touch $@
#############################################################
#
# build the first pass gcc compiler
#
#############################################################
GCC_BUILD_DIR1:=$(TOOLCHAIN_DIR)/gcc-$(GCC_VERSION)-initial
$(GCC_BUILD_DIR1)/.configured: $(GCC_DIR)/.patched
mkdir -p $(GCC_BUILD_DIR1)
(cd $(GCC_BUILD_DIR1); rm -rf config.cache; \
$(HOST_CONFIGURE_OPTS) \
$(GCC_DIR)/configure $(QUIET) \
--prefix=$(HOST_DIR)/usr \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=c \
--with-sysroot=$(TOOLCHAIN_DIR)/uClibc_dev/ \
--disable-__cxa_atexit \
$(GCC_OPTSPACE) \
$(GCC_QUADMATH) \
$(GCC_ENABLE_OPENMP) \
--with-gnu-ld \
--disable-shared \
--disable-libssp \
--without-headers \
--with-newlib \
--disable-multilib \
$(GCC_TLS) \
$(GCC_WITH_HOST_GMP) \
$(GCC_WITH_HOST_MPFR) \
$(GCC_WITH_HOST_MPC) \
$(DISABLE_NLS) \
$(THREADS) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) $(GCC_WITH_CPU) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
)
touch $@
$(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
$(GCC_CONF_ENV) $(MAKE) -C $(GCC_BUILD_DIR1) all-gcc
else
$(MAKE) -C $(GCC_BUILD_DIR1) all-gcc
endif
touch $@
gcc_initial=$(GCC_BUILD_DIR1)/.installed
$(gcc_initial) $(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled
PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) install-gcc
touch $(gcc_initial)
gcc_initial: $(GCC_HOST_PREREQ) host-binutils $(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
gcc_initial-clean:
rm -rf $(GCC_BUILD_DIR1)
gcc_initial-dirclean:
rm -rf $(GCC_BUILD_DIR1) $(GCC_DIR)
#############################################################
#
# build the second pass gcc compiler
#
#############################################################
GCC_BUILD_DIR2:=$(TOOLCHAIN_DIR)/gcc-$(GCC_VERSION)-intermediate
# 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_DIR2)/.configured: $(GCC_DIR)/.patched
mkdir -p $(GCC_BUILD_DIR2)
(cd $(GCC_BUILD_DIR2); rm -rf config.cache; \
$(HOST_CONFIGURE_OPTS) \
$(GCC_DIR)/configure $(QUIET) \
--prefix=$(HOST_DIR)/usr \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=c \
--with-sysroot=$(TOOLCHAIN_DIR)/uClibc_dev/ \
--disable-__cxa_atexit \
$(GCC_OPTSPACE) \
$(GCC_QUADMATH) \
$(GCC_ENABLE_OPENMP) \
--with-gnu-ld \
--enable-shared \
--disable-libssp \
--disable-multilib \
$(GCC_TLS) \
$(GCC_WITH_HOST_GMP) \
$(GCC_WITH_HOST_MPFR) \
$(GCC_WITH_HOST_MPC) \
$(DISABLE_NLS) \
$(THREADS) \
$(MULTILIB) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) $(GCC_WITH_CPU) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
)
touch $@
$(GCC_BUILD_DIR2)/.compiled: $(GCC_BUILD_DIR2)/.configured
# gcc >= 4.3.0 have to also build all-target-libgcc
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
$(GCC_CONF_ENV) $(MAKE) -C $(GCC_BUILD_DIR2) all-gcc all-target-libgcc
else
$(MAKE) -C $(GCC_BUILD_DIR2) all-gcc
endif
touch $@
gcc_intermediate=$(GCC_BUILD_DIR2)/.installed
$(gcc_intermediate): $(GCC_BUILD_DIR2)/.compiled
# gcc >= 4.3.0 have to also install install-target-libgcc
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR2) install-gcc install-target-libgcc
else
PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR2) install-gcc
endif
touch $(gcc_intermediate)
gcc_intermediate: uclibc-configured $(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
gcc_intermediate-clean:
rm -rf $(GCC_BUILD_DIR2)
gcc_intermediate-dirclean:
rm -rf $(GCC_BUILD_DIR2) $(GCC_DIR)
#############################################################
#
# third pass compiler build. Build the compiler targeting
# the newly built shared uClibc library.
#
#############################################################
#
# Sigh... I had to rework things because using --with-gxx-include-dir
# causes issues with include dir search order for g++. This seems to
# have something to do with "path translations" and possibly doesn't
# affect gcc-target. However, I haven't tested gcc-target yet so no
# guarantees. mjn3
GCC_BUILD_DIR3:=$(TOOLCHAIN_DIR)/gcc-$(GCC_VERSION)-final
$(GCC_BUILD_DIR3)/.configured: $(GCC_SRC_DIR)/.patched $(GCC_STAGING_PREREQ)
mkdir -p $(GCC_BUILD_DIR3)
# Important! Required for limits.h to be fixed.
ln -snf ../include/ $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
(cd $(GCC_BUILD_DIR3); rm -rf config.cache; \
$(HOST_CONFIGURE_OPTS) \
$(GCC_SRC_DIR)/configure $(QUIET) \
--prefix=$(HOST_DIR)/usr \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(GCC_CROSS_LANGUAGES) \
--with-sysroot=$(STAGING_DIR) \
--with-build-time-tools=$(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/bin \
--disable-__cxa_atexit \
$(GCC_OPTSPACE) \
$(GCC_QUADMATH) \
$(GCC_ENABLE_OPENMP) \
--with-gnu-ld \
--disable-libssp \
--disable-multilib \
$(GCC_TLS) \
$(GCC_SHARED_LIBGCC) \
$(GCC_WITH_HOST_GMP) \
$(GCC_WITH_HOST_MPFR) \
$(GCC_WITH_HOST_MPC) \
$(DISABLE_NLS) \
$(THREADS) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) $(GCC_WITH_CPU) \
$(DISABLE_LARGEFILE) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
)
touch $@
$(GCC_BUILD_DIR3)/.compiled: $(GCC_BUILD_DIR3)/.configured
$(GCC_CONF_ENV) $(MAKE) -C $(GCC_BUILD_DIR3) all
touch $@
$(GCC_BUILD_DIR3)/.installed: $(GCC_BUILD_DIR3)/.compiled
PATH=$(TARGET_PATH) $(MAKE) \
-C $(GCC_BUILD_DIR3) install
if [ -d "$(STAGING_DIR)/lib64" ]; then \
if [ ! -e "$(STAGING_DIR)/lib" ]; then \
mkdir -p "$(STAGING_DIR)/lib"; \
fi; \
mv "$(STAGING_DIR)/lib64/"* "$(STAGING_DIR)/lib/"; \
rmdir "$(STAGING_DIR)/lib64"; \
rm "$(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib64";\
fi
# Strip the host binaries
ifeq ($(GCC_STRIP_HOST_BINARIES),true)
strip --strip-all -R .note -R .comment $(filter-out %-gccbug %-embedspu,$(wildcard $(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-*))
endif
# Make sure we have 'cc'.
if [ ! -e $(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc ]; then \
ln -snf $(REAL_GNU_TARGET_NAME)-gcc \
$(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc; \
fi
if [ ! -e $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/bin/cc ]; then \
ln -snf gcc $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/bin/cc; \
fi
# Set up the symlinks to enable lying about target name.
set -e; \
(cd $(HOST_DIR)/usr; \
ln -snf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
cd bin; \
for app in $(REAL_GNU_TARGET_NAME)-*; do \
ln -snf $${app} \
$(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \
done; \
)
mkdir -p $(TARGET_DIR)/usr/lib $(TARGET_DIR)/usr/sbin
touch $@
$(STAMP_DIR)/gcc_libs_target_installed: $(GCC_BUILD_DIR3)/.installed
ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
# These go in /lib, so...
rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
-cp -dpf $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib*/libgcc_s* \
$(STAGING_DIR)/lib/
-cp -dpf $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib*/libgcc_s* \
$(TARGET_DIR)/lib/
-$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(TARGET_DIR)/lib/libgcc_s*
endif
ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
mkdir -p $(TARGET_DIR)/usr/lib
-cp -dpf $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib*/libstdc++.so* \
$(STAGING_DIR)/usr/lib/
-cp -dpf $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib*/libstdc++.so* \
$(TARGET_DIR)/usr/lib/
-$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(TARGET_DIR)/usr/lib/libstdc++.so*
endif
endif
ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
cp -dpf $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib*/libgomp.so* $(STAGING_DIR)/usr/lib/
cp -dpf $(HOST_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib*/libgomp.so* $(TARGET_DIR)/usr/lib/
-$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(TARGET_DIR)/usr/lib/libgomp.so*
endif
mkdir -p $(@D)
touch $@
cross_compiler:=$(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
cross_compiler gcc: gcc_intermediate \
$(LIBFLOAT_TARGET) uclibc $(GCC_BUILD_DIR3)/.installed \
$(STAMP_DIR)/gcc_libs_target_installed \
$(GCC_TARGETS)
gcc-source: $(DL_DIR)/$(GCC_SOURCE)
gcc-clean:
rm -rf $(GCC_BUILD_DIR3)
for prog in cpp gcc gcc-[0-9]* protoize unprotoize gcov gccbug cc; do \
rm -f $(HOST_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-$$prog; \
rm -f $(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-$$prog; \
done
gcc-dirclean: gcc_initial-dirclean
rm -rf $(GCC_BUILD_DIR3)
#############################################################
#
# Next build target gcc compiler
#
#############################################################
GCC_BUILD_DIR4:=$(BUILD_DIR)/gcc-$(GCC_VERSION)-target
$(GCC_BUILD_DIR4)/.prepared: $(STAMP_DIR)/gcc_libs_target_installed
mkdir -p $(GCC_BUILD_DIR4)
touch $@
$(GCC_BUILD_DIR4)/.configured: $(GCC_BUILD_DIR4)/.prepared
(cd $(GCC_BUILD_DIR4); rm -rf config.cache; \
$(TARGET_CONFIGURE_OPTS) \
$(TARGET_CONFIGURE_ARGS) \
CFLAGS_FOR_TARGET="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
CXXFLAGS_FOR_TARGET="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
CFLAGS="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
BOOT_CFLAGS="$(TARGET_CFLAGS) $(TARGET_SOFT_FLOAT)" \
GCC_FOR_TARGET="$(TARGET_CC)" \
CC_FOR_TARGET="$(TARGET_CC)" \
CXX_FOR_TARGET="$(TARGET_CXX)" \
$(GCC_SRC_DIR)/configure $(QUIET) \
--prefix=/usr \
--build=$(GNU_HOST_NAME) \
--host=$(REAL_GNU_TARGET_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(GCC_TARGET_LANGUAGES) \
--with-gxx-include-dir=/usr/include/c++ \
--disable-__cxa_atexit \
$(GCC_OPTSPACE) \
$(GCC_QUADMATH) \
$(GCC_ENABLE_OPENMP) \
--with-gnu-ld \
--disable-libssp \
--disable-multilib \
$(GCC_TLS) \
$(GCC_SHARED_LIBGCC) \
$(DISABLE_NLS) \
$(THREADS) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) $(GCC_WITH_CPU) \
$(DISABLE_LARGEFILE) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
$(EXTRA_TARGET_GCC_CONFIG_OPTIONS) \
)
touch $@
$(GCC_BUILD_DIR4)/.compiled: $(GCC_BUILD_DIR4)/.configured
PATH=$(TARGET_PATH) \
$(MAKE) -C $(GCC_BUILD_DIR4) all
touch $@
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
ifeq ($(findstring x4.2,x$(GCC_VERSION)),x4.2)
GCC_INCLUDE_DIR:=include
else
GCC_INCLUDE_DIR:=include-fixed
endif
$(TARGET_DIR)/usr/bin/gcc: $(GCC_BUILD_DIR4)/.compiled
PATH=$(TARGET_PATH) DESTDIR=$(TARGET_DIR) \
$(MAKE1) -C $(GCC_BUILD_DIR4) install
# Remove broken specs file (cross compile flag is set).
rm -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/specs
# Remove useless copies of gcc, c++, g++
rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc*
rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-g++*
rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-c++*
# Work around problem of missing syslimits.h
if [ ! -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/$(GCC_INCLUDE_DIR)/syslimits.h ]; then \
echo "warning: working around missing syslimits.h"; \
cp -f $(HOST_DIR)/$(GCC_LIB_SUBDIR)/$(GCC_INCLUDE_DIR)/syslimits.h \
$(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/$(GCC_INCLUDE_DIR)/; \
fi
# Make sure we have 'cc'.
if [ ! -e $(TARGET_DIR)/usr/bin/cc ]; then \
ln -snf gcc $(TARGET_DIR)/usr/bin/cc; \
fi
# Copy C runtime initialization object files
cp -f $(STAGING_DIR)/usr/lib/*crt*.o $(TARGET_DIR)/usr/lib
# These are in /lib, so...
rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
touch -c $@
gcc_target: $(STAMP_DIR)/gcc_libs_target_installed $(GCC_TARGET_PREREQ) binutils $(TARGET_DIR)/usr/bin/gcc
gcc_target-clean:
rm -rf $(GCC_BUILD_DIR4)
rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)*
gcc_target-dirclean:
rm -rf $(GCC_BUILD_DIR4)
ifeq ($(BR2_PACKAGE_GCC_TARGET),y)
TARGETS+=gcc_target
endif
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