feat: Initial parsing of instructions

Initial ability to parse basic instructions. Currently hex numbers are
broken and immediates with labels (movl $str, %ecx) are broken.

1 files changed, 36 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..c10ffc6
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,36 @@
+CC         = gcc-15
+SRC_DIR    = src
+SRCS       = $(SRC_DIR)/lex.yy.c \
+             $(SRC_DIR)/parser.tab.c
+PROG       = jas
+OBJS       = $(patsubst %.c, %.o, \
+             $(patsubst %.cpp, %.o, \
+             $(patsubst %.cxx, %.o, \
+             $(patsubst %.cc, %.o, $(SRCS)))))
+
+$(PROG): $(OBJS)
+	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
+
+$(SRC_DIR)/parser.tab.c: $(SRC_DIR)/parser.y
+	bison $(BISONFLAGS) -d $< -o $@
+
+$(SRC_DIR)/lex.yy.c: $(SRC_DIR)/lexer.l $(SRC_DIR)/parser.tab.c
+	flex $(FLEXFLAGS) -o $@ -l $<
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+%.o: %.cxx
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+%.o: %.cc
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+clean:
+	rm -rf $(PROG) $(OBJS) $(SRC_DIR)/lex.yy.c $(SRC_DIR)/parser.tab.c $(SRC_DIR)/parser.tab.h
+
+.PHONY: all clean
+