added cross compiler build

.gitignore

@@ -0,0 +1,5 @@
+*.tar.*
+gcc/
+binutils/
+gawk/
+builddir/

cross/Makefile

@@ -0,0 +1,31 @@
+CROSSPATH = $(HOME)/opt
+export PATH := $(CROSSPATH)/bin:$(PATH)
+pre: | clean $(CROSSPATH)/ fetch extract patch prereqs
+
+clean:
+	rm -rf $(CROSSPATH)
+	rm -rf gawk binutils gcc *.tar.* builddir
+
+$(CROSSPATH)/:
+	mkdir -p $(CROSSPATH)
+
+include gawk.mk
+include gcc.mk
+include binutils.mk
+include mpc.mk
+include mpfr.mk
+include gmp.mk
+include isl.mk
+include cloog.mk
+
+fetch: gawk.tar.xz gcc.tar.bz2 binutils.tar.bz2 mpc.tar.gz mpfr.tar.xz gmp.tar.xz isl.tar.xz cloog.tar.gz
+
+extract: gawk/ binutils/ gcc/mpc/ gcc/mpfr/ gcc/gmp/ gcc/isl/ gcc/cloog/
+
+patch: gawk-patch gcc-patch binutils-patch mpc-patch mpfr-patch gmp-patch isl-patch cloog-patch
+
+prereqs: gawk-build
+
+build:
+	TARGET=$(TARGET) $(MAKE) -e binutils-build
+	TARGET=$(TARGET) $(MAKE) -e gcc-build

cross/binutils.mk

@@ -0,0 +1,29 @@
+BINUTILS_VERSION=2.28
+binutils.tar.bz2: binutils-$(BINUTILS_VERSION).tar.bz2
+	mv $^ $@
+
+binutils-$(BINUTILS_VERSION).tar.bz2:
+	wget https://ftp.gnu.org/gnu/binutils/$@
+
+binutils/: binutils-$(BINUTILS_VERSION)/
+	mv $^ $@
+
+binutils-$(BINUTILS_VERSION)/: binutils.tar.bz2
+	tar -xf $^
+
+binutils-patch:
+	true
+
+binutils-build: binutils-install
+	rm -rf builddir
+
+binutils-configure:
+	mkdir builddir
+	cd builddir; \
+	../binutils/configure --prefix=$(CROSSPATH) --target=$(TARGET) --with-sysroot --disable-nls --disable-werror
+
+binutils-make: binutils-configure
+	$(MAKE) -C builddir
+
+binutils-install: binutils-make
+	$(MAKE) -C builddir install

cross/cloog.mk

@@ -0,0 +1,18 @@
+CLOOG_VERSION=0.18.4
+cloog.tar.gz: cloog-$(CLOOG_VERSION).tar.gz
+	mv $^ $@
+
+cloog-$(CLOOG_VERSION).tar.gz:
+	wget http://www.bastoul.net/cloog/pages/download/$@
+
+gcc/cloog/: gcc/ cloog-$(CLOOG_VERSION)/
+	mv cloog-$(CLOOG_VERSION)/ $@
+
+cloog-$(CLOOG_VERSION)/: cloog.tar.gz
+	tar -xf $^
+
+cloog-patch:
+	true
+
+cloog-build:
+	true

cross/gawk.mk

@@ -0,0 +1,31 @@
+GAWK_VERSION=4.1.4
+gawk.tar.xz: gawk-$(GAWK_VERSION).tar.xz
+	mv $^ $@
+
+gawk-$(GAWK_VERSION).tar.xz:
+	wget https://ftp.gnu.org/gnu/gawk/$@
+
+gawk/: gawk-$(GAWK_VERSION)/
+	mv $^ $@
+
+gawk-$(GAWK_VERSION)/: gawk.tar.xz
+	tar -xf $^
+
+gawk-patch:
+	true
+
+gawk-build: gawk-install
+	rm -rf builddir
+
+gawk-configure: gawk/
+	mkdir builddir
+	cd builddir; \
+	../gawk/configure --prefix=$(CROSSPATH)
+
+gawk-make: gawk-configure
+	cd builddir; \
+	$(MAKE)
+
+gawk-install: gawk-make
+	cd builddir; \
+	$(MAKE) install

cross/gcc.mk

@@ -0,0 +1,30 @@
+GCC_VERSION=6.3.0
+GCC_MAJOR_VERSION=6.3.0
+gcc.tar.bz2: gcc-$(GCC_VERSION).tar.bz2
+	mv $^ $@
+
+gcc-$(GCC_VERSION).tar.bz2:
+	wget https://ftp.gnu.org/gnu/gcc/gcc-$(GCC_MAJOR_VERSION)/$@
+
+gcc/: gcc-$(GCC_VERSION)/
+	mv $^ $@
+
+gcc-$(GCC_VERSION)/: gcc.tar.bz2
+	tar -xf $^
+
+gcc-patch:
+	true #Todo: Replace this with the sed that enables libstdc++
+
+gcc-build: gcc-install
+	rm -rf builddir
+
+gcc-configure:
+	mkdir builddir
+	cd builddir; \
+	../gcc/configure --prefix=$(CROSSPATH) --target=$(TARGET) --disable-nls --enable-languages=c,c++ --without-headers
+
+gcc-make: gcc-configure
+	$(MAKE) -C builddir all-gcc all-target-libgcc
+
+gcc-install: gcc-make
+	$(MAKE) -C builddir install-gcc install-target-libgcc

cross/gmp.mk

@@ -0,0 +1,18 @@
+GMP_VERSION=6.1.2
+gmp.tar.xz: gmp-$(GMP_VERSION).tar.xz
+	mv $^ $@
+
+gmp-$(GMP_VERSION).tar.xz:
+	wget https://ftp.gnu.org/gnu/gmp/$@
+
+gcc/gmp/: gcc/ gmp-$(GMP_VERSION)/
+	mv gmp-$(GMP_VERSION) $@
+
+gmp-$(GMP_VERSION)/: gmp.tar.xz
+	tar -xf $^
+
+gmp-patch:
+	true
+
+gmp-build:
+	true

cross/isl.mk

@@ -0,0 +1,18 @@
+ISL_VERSION=0.18
+isl.tar.xz: isl-$(ISL_VERSION).tar.xz
+	mv $^ $@
+
+isl-$(ISL_VERSION).tar.xz:
+	wget http://isl.gforge.inria.fr/$@
+
+gcc/isl/: gcc/ isl-$(ISL_VERSION)/
+	mv isl-$(ISL_VERSION)/ $@
+
+isl-$(ISL_VERSION)/: isl.tar.xz
+	tar -xf $^
+
+isl-patch:
+	true
+
+isl-build:
+	true

cross/mpc.mk

@@ -0,0 +1,18 @@
+MPC_VERSION=1.0.3
+mpc.tar.gz: mpc-$(MPC_VERSION).tar.gz
+	mv $^ $@
+
+mpc-$(MPC_VERSION).tar.gz:
+	wget https://ftp.gnu.org/gnu/mpc/$@
+
+gcc/mpc/: gcc/ mpc-$(MPC_VERSION)/
+	mv mpc-$(MPC_VERSION)/ $@
+
+mpc-$(MPC_VERSION)/: mpc.tar.gz
+	tar -xf $^
+
+mpc-patch:
+	true
+
+mpc-build:
+	true

cross/mpfr.mk

@@ -0,0 +1,18 @@
+MPFR_VERSION=3.1.5
+mpfr.tar.xz: mpfr-$(MPFR_VERSION).tar.xz
+	mv $^ $@
+
+mpfr-$(MPFR_VERSION).tar.xz:
+	wget https://ftp.gnu.org/gnu/mpfr/$@
+
+gcc/mpfr/: gcc/ mpfr-$(MPFR_VERSION)/
+	mv mpfr-$(MPFR_VERSION)/ $@
+
+mpfr-$(MPFR_VERSION)/: mpfr.tar.xz
+	tar -xf $^
+
+mpfr-patch:
+	true
+
+mpfr-build:
+	true