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226 lines
7.4 KiB
226 lines
7.4 KiB
# Makefile for to build a gcc/nuttx toolchain |
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# |
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# Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org> |
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# Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org> |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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# General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# Without sysroot support. Sysroot toolchain is gcc-uclibc-4.x.mk |
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ifneq ($(BR2_GCC_SUPPORTS_SYSROOT),y) |
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GCC_OFFICIAL_VER:=$(GCC_VERSION) |
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GCC_SITE:=http://ftp.gnu.org/gnu/gcc/gcc-$(GCC_VERSION) |
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GCC_SOURCE:=gcc-$(GCC_OFFICIAL_VER).tar.bz2 |
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GCC_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_OFFICIAL_VER) |
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GCC_CAT:=$(BZCAT) |
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GCC_STRIP_HOST_BINARIES:=true |
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############################################################# |
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# |
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# Setup some initial stuff |
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# |
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############################################################# |
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GCC_TARGET_LANGUAGES:=c |
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GCC_TARGET_PREREQ= |
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GCC_STAGING_PREREQ= |
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ifeq ($(BR2_INSTALL_LIBSTDCPP),y) |
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),c++ |
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endif |
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ifeq ($(BR2_INSTALL_LIBGCJ),y) |
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),java |
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endif |
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ifeq ($(BR2_INSTALL_OBJC),y) |
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),objc |
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endif |
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ifeq ($(BR2_INSTALL_FORTRAN),y) |
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),fortran |
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endif |
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GCC_SHARED_LIBGCC:=--disable-shared |
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ifneq ($(BR2_ENABLE_LOCALE),y) |
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GCC_ENABLE_CLOCALE:=--disable-clocale |
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endif |
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############################################################# |
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# |
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# build the gcc compiler |
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# |
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############################################################# |
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GCC_BUILD_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-build |
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$(DL_DIR)/$(GCC_SOURCE): |
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mkdir -p $(DL_DIR) |
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$(WGET) -P $(DL_DIR) $(GCC_SITE)/$(GCC_SOURCE) |
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gcc-unpacked: $(GCC_DIR)/.unpacked |
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$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE) |
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mkdir -p $(TOOL_BUILD_DIR) |
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$(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) - |
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$(CONFIG_UPDATE) $(GCC_DIR) |
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touch $@ |
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gcc-patched: $(GCC_DIR)/.patched |
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$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked |
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# Apply any files named gcc-*.patch from the source directory to gcc |
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toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) \*.patch |
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# Note: The soft float situation has improved considerably with gcc 3.4.x. |
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# We can dispense with the custom spec files, as well as libfloat for the arm case. |
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# However, we still need a patch for arm. There's a similar patch for gcc 3.3.x |
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# which needs to be integrated so we can kill of libfloat for good, except for |
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# anyone (?) who might still be using gcc 2.95. mjn3 |
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ifeq ($(BR2_SOFT_FLOAT),y) |
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ifeq ("$(strip $(ARCH))","arm") |
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toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional |
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endif |
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ifeq ("$(strip $(ARCH))","armeb") |
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toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional |
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endif |
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# Not yet updated to 3.4.1. |
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#ifeq ("$(strip $(ARCH))","i386") |
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#toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch |
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#endif |
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endif |
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touch $@ |
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$(GCC_BUILD_DIR)/.configured: $(GCC_DIR)/.patched $(GCC_STAGING_PREREQ) |
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mkdir -p $(GCC_BUILD_DIR) |
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# Important! Required for limits.h to be fixed. |
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ln -snf ../include $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include |
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(cd $(GCC_BUILD_DIR); rm -rf config.cache; PATH=$(TARGET_PATH) \ |
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CC="$(HOSTCC)" \ |
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$(GCC_DIR)/configure \ |
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--prefix=$(STAGING_DIR) \ |
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--build=$(GNU_HOST_NAME) \ |
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--host=$(GNU_HOST_NAME) \ |
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--target=$(REAL_GNU_TARGET_NAME) \ |
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--enable-languages=$(GCC_TARGET_LANGUAGES) \ |
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--disable-__cxa_atexit \ |
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--enable-target-optspace \ |
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--with-gnu-ld \ |
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$(GCC_SHARED_LIBGCC) \ |
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$(DISABLE_NLS) \ |
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$(THREADS) \ |
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$(MULTILIB) \ |
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$(SOFT_FLOAT_CONFIG_OPTION) \ |
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$(GCC_WITH_ARCH) $(GCC_WITH_TUNE) $(GCC_WITH_MODE) \ |
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$(GCC_USE_SJLJ_EXCEPTIONS) \ |
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$(DISABLE_LARGEFILE) \ |
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$(EXTRA_GCC_CONFIG_OPTIONS)); |
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touch $@ |
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$(GCC_BUILD_DIR)/.compiled: $(GCC_BUILD_DIR)/.configured |
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PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR) all |
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touch $@ |
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$(GCC_BUILD_DIR)/.installed: $(GCC_BUILD_DIR)/.compiled |
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PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR) install |
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if [ -d "$(STAGING_DIR)/lib64" ] ; then \ |
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if [ ! -e "$(STAGING_DIR)/lib" ] ; then \ |
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mkdir "$(STAGING_DIR)/lib" ; \ |
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fi ; \ |
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mv "$(STAGING_DIR)/lib64/"* "$(STAGING_DIR)/lib/" ; \ |
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rmdir "$(STAGING_DIR)/lib64" ; \ |
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fi |
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# Strip the host binaries |
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ifeq ($(GCC_STRIP_HOST_BINARIES),true) |
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-strip --strip-all -R .note -R .comment $(STAGING_DIR)/bin/* |
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endif |
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# Make sure we have 'cc'. |
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if [ ! -e $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-cc ] ; then \ |
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ln -snf $(REAL_GNU_TARGET_NAME)-gcc \ |
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$(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-cc ; \ |
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fi; |
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if [ ! -e $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin/cc ] ; then \ |
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ln -snf gcc $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin/cc ; \ |
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fi; |
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# Set up the symlinks to enable lying about target name. |
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set -e; \ |
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(cd $(STAGING_DIR); \ |
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if [ "$(REAL_GNU_TARGET_NAME)" != "$(GNU_TARGET_NAME)" ]; then \ |
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ln -snf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \ |
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cd bin; \ |
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for app in $(REAL_GNU_TARGET_NAME)-* ; do \ |
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ln -snf $${app} \ |
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$(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \ |
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done; \ |
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fi; \ |
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); |
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# |
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# Now for the ugly 3.3.x soft float hack... |
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# |
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ifeq ($(BR2_SOFT_FLOAT),y) |
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ifeq ($(findstring 3.3.,$(GCC_VERSION)),3.3.) |
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# Make sure we have a soft float specs file for this arch |
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if [ ! -f toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float ] ; then \ |
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echo soft float configured but no specs file for this arch ; \ |
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/bin/false ; \ |
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fi; |
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# Replace specs file with one that defaults to soft float mode. |
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if [ ! -f $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs ] ; then \ |
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echo staging dir specs file is missing ; \ |
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/bin/false ; \ |
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fi; |
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cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs |
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endif |
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endif |
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# |
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# Ok... that's enough of that. |
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# |
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touch $@ |
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$(GCC_BUILD_DIR)/.libs_installed: $(GCC_BUILD_DIR)/.installed |
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ifeq ($(BR2_INSTALL_LIBSTDCPP),y) |
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# We have disabled building of libstdc++ for NuttX |
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#-cp -dpf $(STAGING_DIR)/lib/libstdc++.so* $(TARGET_DIR)/lib/ |
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endif |
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ifeq ($(BR2_INSTALL_LIBGCJ),y) |
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-cp -dpf $(STAGING_DIR)/lib/libgcj.so* $(TARGET_DIR)/lib/ |
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-cp -dpf $(STAGING_DIR)/lib/lib-org-w3c-dom.so* $(TARGET_DIR)/lib/ |
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-cp -dpf $(STAGING_DIR)/lib/lib-org-xml-sax.so* $(TARGET_DIR)/lib/ |
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-mkdir -p $(TARGET_DIR)/usr/lib/security |
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-cp -dpf $(STAGING_DIR)/usr/lib/security/libgcj.security $(TARGET_DIR)/usr/lib/security/ |
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-cp -dpf $(STAGING_DIR)/usr/lib/security/classpath.security $(TARGET_DIR)/usr/lib/security/ |
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endif |
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touch $@ |
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gcc: binutils $(LIBFLOAT_TARGET) \ |
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$(GCC_BUILD_DIR)/.installed $(GCC_BUILD_DIR)/.libs_installed \ |
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$(GCC_TARGETS) |
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gcc-source: $(DL_DIR)/$(GCC_SOURCE) |
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gcc-clean: |
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rm -rf $(GCC_BUILD_DIR) |
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for prog in cpp gcc gcc-[0-9]* protoize unprotoize gcov gccbug cc; do \ |
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rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-$$prog \ |
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rm -f $(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-$$prog; \ |
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done |
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gcc-dirclean: |
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rm -rf $(GCC_BUILD_DIR) |
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ifeq ($(strip $(BR2_PACKAGE_GCC)),y) |
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TARGETS += gcc |
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endif |
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endif
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