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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@nbd.name>
# Copyright (C) 2006-2014 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 $(TOPDIR)/rules.mk
PKG_NAME:=gcc
GCC_VERSION:=$(call qstrip,$(CONFIG_GCC_VERSION))
PKG_VERSION:=$(firstword $(subst +, ,$(GCC_VERSION)))
GCC_DIR:=$(PKG_NAME)-$(PKG_VERSION)
PKG_SOURCE_URL:=@GNU/gcc/gcc-$(PKG_VERSION)
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
ifeq ($(PKG_VERSION),5.5.0)
PKG_HASH:=530cea139d82fe542b358961130c69cfde8b3d14556370b65823d2f91f0ced87
endif
ifeq ($(PKG_VERSION),7.4.0)
PKG_HASH:=eddde28d04f334aec1604456e536416549e9b1aa137fc69204e65eb0c009fe51
endif
ifeq ($(PKG_VERSION),8.3.0)
PKG_HASH:=64baadfe6cc0f4947a84cb12d7f0dfaf45bb58b7e92461639596c21e02d97d2c
endif
ifeq ($(PKG_VERSION),9.1.0)
PKG_HASH:=79a66834e96a6050d8fe78db2c3b32fb285b230b855d0a66288235bc04b327a0
endif
PATCH_DIR=../patches/$(GCC_VERSION)
BUGURL=http://bugs.openwrt.org/
PKGVERSION=OpenWrt GCC $(PKG_VERSION) $(REVISION)
HOST_BUILD_PARALLEL:=1
include $(INCLUDE_DIR)/toolchain-build.mk
HOST_SOURCE_DIR:=$(HOST_BUILD_DIR)
ifeq ($(GCC_VARIANT),minimal)
GCC_BUILD_DIR:=$(HOST_BUILD_DIR)-$(GCC_VARIANT)
else
HOST_BUILD_DIR:=$(HOST_BUILD_DIR)-$(GCC_VARIANT)
GCC_BUILD_DIR:=$(HOST_BUILD_DIR)
endif
HOST_STAMP_PREPARED:=$(HOST_BUILD_DIR)/.prepared
HOST_STAMP_BUILT:=$(GCC_BUILD_DIR)/.built
HOST_STAMP_CONFIGURED:=$(GCC_BUILD_DIR)/.configured
HOST_STAMP_INSTALLED:=$(HOST_BUILD_PREFIX)/stamp/.gcc_$(GCC_VARIANT)_installed
SEP:=,
TARGET_LANGUAGES:="c,c++$(if $(CONFIG_INSTALL_GFORTRAN),$(SEP)fortran)$(if $(CONFIG_INSTALL_GCCGO),$(SEP)go)"
TAR_OPTIONS += \
--exclude-from='$(CURDIR)/../exclude-testsuite' --exclude=gcc/ada/*.ad* \
--exclude=libjava
export libgcc_cv_fixed_point=no
ifdef CONFIG_USE_UCLIBC
export glibcxx_cv_c99_math_tr1=no
endif
ifdef CONFIG_INSTALL_GCCGO
export libgo_cv_c_split_stack_supported=no
endif
ifdef CONFIG_GCC_USE_GRAPHITE
GRAPHITE_CONFIGURE:= --with-isl=$(TOPDIR)/staging_dir/host
else
GRAPHITE_CONFIGURE:= --without-isl --without-cloog
endif
GCC_CONFIGURE:= \
SHELL="$(BASH)" \
$(if $(shell gcc --version 2>&1 | grep LLVM), \
CFLAGS="-O2 -fbracket-depth=512 -pipe" \
CXXFLAGS="-O2 -fbracket-depth=512 -pipe" \
) \
$(HOST_SOURCE_DIR)/configure \
--with-bugurl=$(BUGURL) \
--with-pkgversion="$(PKGVERSION)" \
--prefix=$(TOOLCHAIN_DIR) \
--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-libmpx \
--disable-nls \
$(GRAPHITE_CONFIGURE) \
--with-host-libstdcxx=-lstdc++ \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(call qstrip,$(CONFIG_EXTRA_GCC_CONFIG_OPTIONS)) \
$(if $(CONFIG_mips64)$(CONFIG_mips64el),--with-arch=mips64 \
--with-abi=$(call qstrip,$(CONFIG_MIPS64_ABI))) \
$(if $(CONFIG_arc),--with-cpu=$(CONFIG_CPU_TYPE)) \
--with-gmp=$(TOPDIR)/staging_dir/host \
--with-mpfr=$(TOPDIR)/staging_dir/host \
--with-mpc=$(TOPDIR)/staging_dir/host \
--disable-decimal-float \
--with-diagnostics-color=auto-if-env
ifneq ($(CONFIG_mips)$(CONFIG_mipsel),)
GCC_CONFIGURE += --with-mips-plt
endif
ifneq ($(CONFIG_GCC_DEFAULT_PIE),)
GCC_CONFIGURE+= \
--enable-default-pie
endif
ifneq ($(CONFIG_GCC_DEFAULT_SSP),)
GCC_CONFIGURE+= \
--enable-default-ssp
endif
ifneq ($(CONFIG_GCC_LIBSSP),)
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
ifdef CONFIG_sparc
GCC_CONFIGURE+= \
--enable-targets=all \
--with-long-double-128
endif
ifeq ($(LIBC),uClibc)
GCC_CONFIGURE+= \
--disable-__cxa_atexit
else
GCC_CONFIGURE+= \
--enable-__cxa_atexit
endif
ifneq ($(GCC_ARCH),)
GCC_CONFIGURE+= --with-arch=$(GCC_ARCH)
endif
ifeq ($(CONFIG_arm),y)
GCC_CONFIGURE+= \
--with-cpu=$(word 1, $(subst +," ,$(CONFIG_CPU_TYPE)))
ifneq ($(CONFIG_SOFT_FLOAT),y)
GCC_CONFIGURE+= \
--with-fpu=$(word 2, $(subst +, ",$(CONFIG_CPU_TYPE))) \
--with-float=hard
endif
# Do not let TARGET_CFLAGS get poisoned by extra CPU optimization flags
# that do not belong here. The cpu,fpu type should be specified via
# --with-cpu and --with-fpu for ARM and not CFLAGS.
TARGET_CFLAGS:=$(filter-out -m%,$(call qstrip,$(TARGET_CFLAGS)))
endif
ifeq ($(CONFIG_TARGET_x86)$(CONFIG_USE_GLIBC)$(CONFIG_INSTALL_GCCGO),yyy)
TARGET_CFLAGS+=-fno-split-stack
endif
GCC_MAKE:= \
export SHELL="$(BASH)"; \
$(MAKE) \
CFLAGS="$(HOST_CFLAGS)" \
CFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" \
CXXFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" \
GOCFLAGS_FOR_TARGET="$(TARGET_CFLAGS)"
define Host/SetToolchainInfo
$(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk
$(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(GCC_VERSION),' $(TOOLCHAIN_DIR)/info.mk
endef
ifneq ($(GCC_PREPARE),)
define Host/Prepare
$(call Host/SetToolchainInfo)
$(call Host/Prepare/Default)
ln -snf $(GCC_DIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
$(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_SOURCE_DIR)/
$(SED) 's,^MULTILIB_OSDIRNAMES,# MULTILIB_OSDIRNAMES,' $(HOST_SOURCE_DIR)/gcc/config/*/t-*
$(SED) 'd' $(HOST_SOURCE_DIR)/gcc/DEV-PHASE
$(SED) 's, DATESTAMP,,' $(HOST_SOURCE_DIR)/gcc/version.c
#(cd $(HOST_SOURCE_DIR)/libstdc++-v3; autoconf;);
$(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_SOURCE_DIR)/libstdc++-v3/configure
mkdir -p $(GCC_BUILD_DIR)
endef
else
define Host/Prepare
mkdir -p $(GCC_BUILD_DIR)
endef
endif
define Host/Configure
(cd $(GCC_BUILD_DIR) && rm -f config.cache; \
$(GCC_CONFIGURE) \
);
endef
define Host/Clean
rm -rf $(if $(GCC_PREPARE),$(HOST_SOURCE_DIR)) \
$(HOST_BUILD_PREFIX)/stamp/.gcc_* \
$(HOST_BUILD_PREFIX)/stamp/.binutils_* \
$(GCC_BUILD_DIR) \
$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) \
$(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME) \
$(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gc* \
$(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c*
endef
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