CFLAGS += -Wall -Wextra -pedantic -march=native -mtune=native -MMD

all: pipapo pipapo.debug pipapo.show pipapo.mem pipapo.noavx2 pipapo.nosimd pipapo.check

SRCS := $(shell find . ! -type l -name "*.c")
OBJS := $(SRCS:.c=.o)
OBJS_DEBUG := $(SRCS:.c=.debug.o)
OBJS_SHOW := $(SRCS:.c=.show.o)
OBJS_MEM := $(SRCS:.c=.mem.o)
OBJS_NOAVX2 := $(SRCS:.c=.noavx2.o)
OBJS_NOSIMD := $(SRCS:.c=.nosimd.o)
OBJS_CHECK := $(SRCS:.c=.check.o)
DEPS := $(OBJS:.o=.d) $(OBJS_DEBUG:.o=.d) $(OBJS_SHOW:.o=.d) $(OBJS_MEM:.o=.d) $(OBJS_NOAVX2:.o=.d) $(OBJS_NOSIMD:.o=.d) $(OBJS_CHECK:.o=.d)

$(OBJS): CFLAGS += -Ofast -funroll-loops -D__MATCH_AVX2 -D__MATCH_CTZL
$(OBJS_DEBUG): CFLAGS += -O0 -g -D__MATCH_AVX2 -D__MATCH_CTZL
$(OBJS_SHOW): CFLAGS += -DVERBOSE
$(OBJS_MEM): CFLAGS += -DVERBOSE -D__MATCH_AVX2 -D__MATCH_CTZL
$(OBJS_NOAVX2): CFLAGS += -Ofast -funroll-loops -DMATCH_UNROLLED -D__MATCH_CTZL
$(OBJS_NOSIMD): CFLAGS += -Ofast -funroll-loops -DMATCH_UNROLLED
$(OBJS_CHECK): CFLAGS += -DVERBOSE -Ofast -funroll-loops -DMATCH_UNROLLED

pipapo: $(OBJS)
	$(CC) $(CFLAGS) $(OBJS) -o pipapo

pipapo.debug: $(OBJS_DEBUG)
	$(CC) $(CFLAGS) $(OBJS_DEBUG) -o pipapo.debug

pipapo.show: $(OBJS_SHOW)
	$(CC) $(CFLAGS) $(OBJS_SHOW) -o pipapo.show

pipapo.mem: $(OBJS_MEM)
	$(CC) $(CFLAGS) $(OBJS_MEM) -o pipapo.mem

pipapo.noavx2: $(OBJS_NOAVX2)
	$(CC) $(CFLAGS) $(OBJS_NOAVX2) -o pipapo.noavx2

pipapo.nosimd: $(OBJS_NOSIMD)
	$(CC) $(CFLAGS) $(OBJS_NOSIMD) -o pipapo.nosimd

pipapo.check: $(OBJS_CHECK)
	$(CC) $(CFLAGS) $(OBJS_CHECK) -o pipapo.check

%.debug.c: %.c
	ln -s $< $@

%.show.c: %.c
	ln -s $< $@

%.mem.c: %.c
	ln -s $< $@

%.noavx2.c: %.c
	ln -s $< $@

%.nosimd.c: %.c
	ln -s $< $@

%.check.c: %.c
	ln -s $< $@

%.o: %.c Makefile
	$(CC) $(CFLAGS) -MMD -c -o $@ $<

LINKS := $(shell find . -type l -name "*.c")

.SECONDARY:

.PHONY: clean tests
clean:
	-${RM} pipapo pipapo.debug pipapo.show pipapo.mem pipapo.noavx2 pipapo.nosimd $(OBJS) $(OBJS_DEBUG) $(OBJS_SHOW) $(OBJS_MEM) $(OBJS_NOAVX2) $(OBJS_NOSIMD) $(OBJS_CHECK) $(DEPS) $(LINKS)
	-${RM} -r tests/plots

tests: all
	cd tests; ./run.sh
	display tests/plots/*.png

-include $(DEPS)