8ccの3ステージブートストラップテストを実装

example/8cc/.gitignore

+8cc-*
+test/

example/8cc/Makefile

+WATERMARK := 0
+
+CC := clang
+
+SRCS := \
+	8cc/buffer.c \
+	8cc/cpp.c \
+	8cc/debug.c \
+	8cc/dict.c \
+	8cc/encoding.c \
+	8cc/error.c \
+	8cc/file.c \
+	8cc/gen.c \
+	8cc/lex.c \
+	8cc/main.c \
+	8cc/map.c \
+	8cc/parse.c \
+	8cc/path.c \
+	8cc/set.c \
+	8cc/vector.c
+
+.PHONY: all test clean
+
+all: stage3 stage3-wm
+
+stage3: stage2 8cc-stage3
+stage2: stage1 8cc-stage2
+stage1: 8cc-stage1
+
+stage3-wm: stage2-wm 8cc-stage3-wm
+stage2-wm: stage1-wm 8cc-stage2-wm
+stage1-wm: 8cc-stage1-wm
+
+# Normal 8cc
+8cc-stage1: ${SRCS:8cc/%.c=test/stage1/%.o}
+	${CC} -o $@ $^ -no-pie
+
+8cc-stage2: ${SRCS:8cc/%.c=test/stage2/%.o}
+	${CC} -o $@ $^ -no-pie
+
+8cc-stage3: ${SRCS:8cc/%.c=test/stage3/%.o}
+	${CC} -o $@ $^ -no-pie
+
+test/stage1/%.o: 8cc/%.c
+	@mkdir -p ${@D}
+	${CC} -DBUILD_DIR='"${PWD}/8cc"' -o $@ -c $<
+
+test/stage2/%.o: 8cc/%.c 8cc-stage1
+	@mkdir -p ${@D}
+	./8cc-stage1 -DBUILD_DIR='"${PWD}/8cc"' -w -o $@ -c $<
+
+test/stage3/%.o: 8cc/%.c 8cc-stage2
+	@mkdir -p ${@D}
+	./8cc-stage2 -DBUILD_DIR='"${PWD}/8cc"' -w -o $@ -c $<
+
+# Watermarked 8cc
+8cc-stage1-wm: ${SRCS:8cc/%.c=test/stage1-wm/%.o}
+	${CC} -o $@ $^ -no-pie
+
+8cc-stage2-wm: ${SRCS:8cc/%.c=test/stage2-wm/%.o}
+	${CC} -o $@ $^ -no-pie
+
+8cc-stage3-wm: ${SRCS:8cc/%.c=test/stage3-wm/%.o}
+	${CC} -o $@ $^ -no-pie
+
+test/stage1-wm/%.o: test/stage1-wm/%-wm.ll
+	clang -o $@ -c $<
+
+test/stage1-wm/%-wm.ll: test/stage1-wm/%.ll
+	opt-6.0 -load ../../nykk.so -block-wm -watermark=${WATERMARK} -o $@ $< 2> ${@:%.ll=%-stderr.txt}
+
+test/stage1-wm/%.ll: 8cc/%.c
+	@mkdir -p ${@D}
+	clang -DBUILD_DIR='"${PWD}/8cc"' -o $@ -emit-llvm -S $<
+
+test/stage2-wm/%.o: 8cc/%.c 8cc-stage1-wm
+	@mkdir -p ${@D}
+	./8cc-stage1-wm -DBUILD_DIR='"${PWD}/8cc"' -w -o $@ -c $<
+
+test/stage3-wm/%.o: 8cc/%.c 8cc-stage2-wm
+	@mkdir -p ${@D}
+	./8cc-stage2-wm -DBUILD_DIR='"${PWD}/8cc"' -w -o $@ -c $<
+
+test: stage3 stage3-wm
+	objdump -D 8cc-stage2 > stage2.s
+	objdump -D 8cc-stage3 > stage3.s
+	objdump -D 8cc-stage2-wm > stage2-wm.s
+	objdump -D 8cc-stage3-wm > stage3-wm.s
+
+clean:
+	${RM} -r 8cc-* test *.s