Makefile

EXEC = as_exec

CC ?= gcc
CFLAGS = -Wall -std=gnu99 -g

# For optimized gotos this speeds things up:
# care must be taken that the compiler doesn't try to "optimize" the indirect
# jumps by sharing them between all opcodes. Such optimizations can be disabled
# on gcc by using the -fno-crossjumping flag.
CFLAGS += -fno-crossjumping

GIT_HOOKS := .git/hooks/applied
.PHONY: all
all: $(GIT_HOOKS) $(EXEC)

$(GIT_HOOKS):
	@scripts/install-git-hooks
	@echo

OBJS = \
	vm.o \
	as.o \
	opcode.o \
	driver.o \
	elf.o \
	hash.o

deps := $(OBJS:%.o=.%.o.d)


$(EXEC): $(OBJS)
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)

%.o: %.c opcode.h
	$(CC) $(CFLAGS) -c -o $@ -MMD -MF .$@.d $<

TEST_SRCS = $(wildcard tests/*.s)
TEST_DONE = $(TEST_SRCS:.s=.done)

PASS_COLOR = \e[32;01m
NO_COLOR = \e[0m

UNAME_S := $(shell uname -s)
ifeq ($(UNAME_S),Darwin)
	PRINTF = printf
else
	PRINTF = env printf
endif

tests/%.done: tests/%.s
	@./$(EXEC) $< && $(PRINTF) "*** $< *** $(PASS_COLOR)[ Verified ]$(NO_COLOR)\n"
check: $(EXEC) $(TEST_DONE)
	@$(RM) $(TEST_DONE)

test: $(EXEC)
	@python tests/runner.py

clean:
	$(RM) $(EXEC) $(OBJS) $(deps) opcode.h

opcode.h: scripts/gen_opcode.py opcode.def
	@python scripts/gen_opcode.py $@

-include $(deps)