From 1a278cad608d79adf851037dd7e04b33f860dbb5 Mon Sep 17 00:00:00 2001
From: Kito Cheng <kito.cheng@gmail.com>
Date: Thu, 3 Aug 2017 00:55:05 +0800
Subject: Add build rule for `native` gnu toolchain

---
 Makefile.in | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/Makefile.in b/Makefile.in
index 145ad88..a3cb3e0 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -58,6 +58,7 @@ CONFIGURE_HOST   = @configure_host@
 all: @default_target@
 newlib: stamps/build-gcc-newlib-stage2
 linux: stamps/build-gcc-linux-stage2
+linux-native: stamps/build-gcc-linux-native
 
 .PHONY: build-binutils build-gcc1 build-libc build-gcc2 build-qemu
 build-binutils: stamps/build-binutils-@default_target@
@@ -227,6 +228,49 @@ stamps/build-gcc-linux-stage2: $(srcdir)/riscv-gcc $(addprefix stamps/build-glib
 	cp -a $(INSTALL_DIR)/$(LINUX_TUPLE)/lib* $(SYSROOT)
 	mkdir -p $(dir $@) && touch $@
 
+stamps/build-binutils-linux-native: $(srcdir)/riscv-binutils-gdb stamps/build-gcc-linux-stage2
+	rm -rf $@ $(notdir $@)
+	mkdir $(notdir $@)
+	cd $(notdir $@) && $</configure \
+		--host=$(LINUX_TUPLE) \
+		--target=$(LINUX_TUPLE) \
+		$(CONFIGURE_HOST) \
+		--prefix=$(INSTALL_DIR)/native \
+		$(MULTILIB_FLAGS) \
+		@with_guile@ \
+		--disable-werror \
+		--disable-nls
+	$(MAKE) -C $(notdir $@)
+	$(MAKE) -C $(notdir $@) install
+	mkdir -p $(dir $@) && touch $@
+
+stamps/build-gcc-linux-native: $(srcdir)/riscv-gcc stamps/build-gcc-linux-stage2 stamps/build-binutils-linux-native
+	if test -f $</contrib/download_prerequisites; then cd $< && ./contrib/download_prerequisites; fi
+	rm -rf $@ $(notdir $@)
+	mkdir $(notdir $@)
+	cd $(notdir $@) && $</configure \
+		--host=$(LINUX_TUPLE) \
+		--target=$(LINUX_TUPLE) \
+		$(CONFIGURE_HOST) \
+		--prefix=$(INSTALL_DIR)/native \
+		--without-system-zlib \
+		--enable-shared \
+		--enable-tls \
+		--enable-languages=c,c++,fortran \
+		--disable-libmudflap \
+		--disable-libssp \
+		--disable-libquadmath \
+		--disable-nls \
+		--disable-bootstrap \
+		$(GCC_CHECKING_FLAGS) \
+		$(MULTILIB_FLAGS) \
+		$(WITH_ABI) \
+		$(WITH_ARCH)
+	$(MAKE) -C $(notdir $@)
+	$(MAKE) -C $(notdir $@) install
+	cp -a $(INSTALL_DIR)/$(LINUX_TUPLE)/lib* $(SYSROOT)
+	mkdir -p $(dir $@) && touch $@
+
 stamps/build-binutils-newlib: $(srcdir)/riscv-binutils-gdb
 	rm -rf $@ $(notdir $@)
 	mkdir $(notdir $@)
-- 
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