.PHONY: all clean re 
.DEFAULT_GOAL := all

SRC		?= $(wildcard src/*.s)
OBJ		 = $(SRC:.s=.o)
EXE		?= main
AS	 	?= as
LD	 	?= ld
ASFLAGS ?=
LDFLAGS	?=

$(EXE): $(OBJ)
	$(LD) $(LDFLAGS) -o $@ $(OBJ)

%.o: %.s
	$(AS) $(ASFLAGS) -o $@ $<

all: $(EXE)

clean:
	rm -f $(OBJ) $(EXE)

re: clean all

run: $(EXE)
	./$(EXE)