diff options
Diffstat (limited to 'openwrt/toolchain/gcc/gcc-uclibc-3.x.mk')
| -rw-r--r-- | openwrt/toolchain/gcc/gcc-uclibc-3.x.mk | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/openwrt/toolchain/gcc/gcc-uclibc-3.x.mk b/openwrt/toolchain/gcc/gcc-uclibc-3.x.mk new file mode 100644 index 0000000000..3457b4a69b --- /dev/null +++ b/openwrt/toolchain/gcc/gcc-uclibc-3.x.mk @@ -0,0 +1,321 @@ +# 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 + +ifneq ($(findstring 2.95,$(GCC_VERSION)),2.95) +GCC_VERSION:=$(strip $(GCC_VERSION)) + +#GCC_SITE:=ftp://ftp.gnu.org/gnu/gcc/releases/gcc-$(GCC_VERSION) +GCC_SITE:=http://mirrors.rcn.net/pub/sourceware/gcc/releases/gcc-$(GCC_VERSION) + +# +# snapshots.... +#GCC_VERSION:=3.3-20031013 +#GCC_SITE:=http://gcc.get-software.com/snapshots/$(GCC_VERSION) +# +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 ($(BR2_INSTALL_LIBSTDCPP),y) +TARGET_LANGUAGES:=c,c++ +else +TARGET_LANGUAGES:=c +endif +endif + +############################################################# +# +# build the first pass gcc compiler +# +############################################################# +GCC_BUILD_DIR1:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-initial + +$(DL_DIR)/$(GCC_SOURCE): + mkdir -p $(DL_DIR) + $(WGET) -P $(DL_DIR) $(GCC_SITE)/$(GCC_SOURCE) + +$(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 + toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(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, except for + # anyone (?) who might still be using gcc 2.95. mjn3 +ifeq ($(BR2_SOFT_FLOAT),y) +ifeq ("$(strip $(ARCH))","arm") + toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional +endif +ifeq ("$(strip $(ARCH))","armeb") + toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional +endif + # Not yet updated to 3.4.1. + #ifeq ("$(strip $(ARCH))","i386") + #toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch + #endif +endif + 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 $(GCC_BUILD_DIR1); PATH=$(TARGET_PATH) \ + $(GCC_DIR)/configure \ + --prefix=$(STAGING_DIR) \ + --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) \ + $(SOFT_FLOAT_CONFIG_OPTION) \ + $(GCC_WITH_CPU) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \ + $(EXTRA_GCC_CONFIG_OPTIONS)); + touch $(GCC_BUILD_DIR1)/.configured + +$(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured + PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) all-gcc + touch $(GCC_BUILD_DIR1)/.compiled + +$(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled + PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) install-gcc + #rm -f $(STAGING_DIR)/bin/gccbug $(STAGING_DIR)/bin/gcov + #rm -rf $(STAGING_DIR)/info $(STAGING_DIR)/man $(STAGING_DIR)/share/doc $(STAGING_DIR)/share/locale + +gcc_initial: uclibc-configured binutils $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc + +gcc_initial-clean: + rm -rf $(GCC_BUILD_DIR1) + rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)* + +gcc_initial-dirclean: + rm -rf $(GCC_BUILD_DIR1) + +############################################################# +# +# second pass compiler build. Build the compiler targeting +# the newly built shared uClibc library. +# +############################################################# +# +# Sigh... I had to rework things because using --with-gxx-include-dir +# causes issues with include dir search order for g++. This seems to +# have something to do with "path translations" and possibly doesn't +# affect gcc-target. However, I haven't tested gcc-target yet so no +# guarantees. mjn3 + +GCC_BUILD_DIR2:=$(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. + ln -sf ../include $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include + (cd $(GCC_BUILD_DIR2); PATH=$(TARGET_PATH) \ + $(GCC_DIR)/configure \ + --prefix=$(STAGING_DIR) \ + --build=$(GNU_HOST_NAME) \ + --host=$(GNU_HOST_NAME) \ + --target=$(REAL_GNU_TARGET_NAME) \ + --enable-languages=$(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_BUILD_DIR2)/.installed: $(GCC_BUILD_DIR2)/.compiled + PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR2) install + # Strip the host binaries +ifeq ($(GCC_STRIP_HOST_BINARIES),true) + -strip --strip-all -R .note -R .comment $(STAGING_DIR)/bin/* +endif + # Set up the symlinks to enable lying about target name. + set -e; \ + (cd $(STAGING_DIR); \ + 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##$(REAL_GNU_TARGET_NAME)}; \ + done; \ + ); + # + # Now for the ugly 3.3.x soft float hack... + # +ifeq ($(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 toolchain/gcc/$(GCC_VERSION)/specs-$(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)/$(GCC_VERSION)/specs ] ; then \ + echo staging dir specs file is missing ; \ + /bin/false ; \ + fi; + cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs +endif +endif + # + # Ok... that's enough of that. + # + touch $(GCC_BUILD_DIR2)/.installed + +$(TARGET_DIR)/lib/libgcc_s.so.1: $(GCC_BUILD_DIR2)/.installed + # These are in /lib, so... + rm -rf $(TARGET_DIR)/usr/lib/libgcc_s.so* + -$(STRIP) $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libgcc_s.so.1 + -cp -a $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libgcc_s* $(TARGET_DIR)/lib/ + +gcc: uclibc-configured binutils gcc_initial $(LIBFLOAT_TARGET) uclibc \ + $(TARGET_DIR)/lib/libgcc_s.so.1 $(GCC_BUILD_DIR2)/.installed $(GCC_TARGETS) + +gcc-source: $(DL_DIR)/$(GCC_SOURCE) + +gcc-clean: + rm -rf $(GCC_BUILD_DIR2) + rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)* + +gcc-dirclean: + rm -rf $(GCC_BUILD_DIR2) + +############################################################# +# +# Next build target gcc compiler +# +############################################################# +GCC_BUILD_DIR3:=$(BUILD_DIR)/gcc-$(GCC_VERSION)-target + +$(GCC_BUILD_DIR3)/.configured: $(GCC_BUILD_DIR2)/.installed + mkdir -p $(GCC_BUILD_DIR3) + (cd $(GCC_BUILD_DIR3); PATH=$(TARGET_PATH) \ + $(GCC_DIR)/configure \ + --prefix=/usr \ + --build=$(GNU_HOST_NAME) \ + --host=$(REAL_GNU_TARGET_NAME) \ + --target=$(REAL_GNU_TARGET_NAME) \ + --enable-languages=$(TARGET_LANGUAGES) \ + --enable-shared \ + --with-gxx-include-dir=/usr/include/c++ \ + --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 $(GCC_BUILD_DIR3)/.configured + +$(GCC_BUILD_DIR3)/.compiled: $(GCC_BUILD_DIR3)/.configured + PATH=$(TARGET_PATH) \ + $(MAKE) $(TARGET_GCC_ARGS) -C $(GCC_BUILD_DIR3) all + touch $(GCC_BUILD_DIR3)/.compiled + +# +# gcc-lib dir changes names to gcc with 3.4.mumble +# +ifeq ($(findstring 3.4.,$(GCC_VERSION)),3.4.) +GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION) +else +GCC_LIB_SUBDIR=lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION) +endif + +$(TARGET_DIR)/usr/bin/gcc: $(GCC_BUILD_DIR3)/.compiled + PATH=$(TARGET_PATH) \ + $(MAKE) DESTDIR=$(TARGET_DIR) -C $(GCC_BUILD_DIR3) install + # Remove broken specs file (cross compile flag is set). + rm -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/specs + # + # Now for the ugly 3.3.x soft float hack... + # +ifeq ($(BR2_SOFT_FLOAT),y) +ifeq ($(findstring 3.3.,$(GCC_VERSION)),3.3.) + # Add a specs file that defaults to soft float mode. + cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs + # Make sure gcc does not think we are cross compiling + $(SED) "s/^1/0/;" $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs +endif +endif + # + # Ok... that's enough of that. + # + -(cd $(TARGET_DIR)/bin; find -type f | xargs $(STRIP) > /dev/null 2>&1) + -(cd $(TARGET_DIR)/usr/bin; find -type f | xargs $(STRIP) > /dev/null 2>&1) + -(cd $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR); $(STRIP) cc1 cc1plus collect2 > /dev/null 2>&1) + -(cd $(TARGET_DIR)/usr/lib; $(STRIP) libstdc++.so.*.*.* > /dev/null 2>&1) + -(cd $(TARGET_DIR)/lib; $(STRIP) libgcc_s.so.*.*.* > /dev/null 2>&1) + # + rm -f $(TARGET_DIR)/usr/lib/*.la* + #rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \ + # $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc + # Work around problem of missing syslimits.h + @if [ ! -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/syslimits.h ] ; then \ + echo "warning: working around missing syslimits.h" ; \ + cp -f $(STAGING_DIR)/$(GCC_LIB_SUBDIR)/include/syslimits.h \ + $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/include/ ; \ + fi + # These are in /lib, so... + #rm -rf $(TARGET_DIR)/usr/lib/libgcc_s.so* + #touch -c $(TARGET_DIR)/usr/bin/gcc + +gcc_target: uclibc_target binutils_target $(TARGET_DIR)/usr/bin/gcc + +gcc_target-clean: + rm -rf $(GCC_BUILD_DIR3) + rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)* + +gcc_target-dirclean: + rm -rf $(GCC_BUILD_DIR3) + +endif |