Makefile

# binary tools used in build
MAKE = make
AS = tools/binutils/bin/arm-none-eabi-as
LD = tools/binutils/bin/arm-none-eabi-ld
OBJCOPY = tools/binutils/bin/arm-none-eabi-objcopy
OBJDUMP := tools/binutils/bin/arm-none-eabi-objdump
GBAGFX = tools/gbagfx/gbagfx
SHA1SUM = sha1sum
PY = py

# project paths
SRCDIR = asm
BIN = bin
CONST = constants
INC = include

# project files
SFILES = rom.s data.s ewram.s iwram.s

# to keep track of compressed files and to build decompressed versions into them
# defines rules to build and compress lz files
include lz_assets.mk

OFILES = $(addprefix $(OBJ),$(SFILES:.s=.o))
BUILD_NAME = bn6f
ROM = $(BUILD_NAME).gba
ELF := $(ROM:.gba=.elf)
SYM = $(ROM:.gba=.sym)
NOGBASYM = bn6f_nogba.sym

# build flags
COMPLIANCE_FLAGS = -g -I$(INC)
WFLAGS =
ARCH = -mcpu=arm7tdmi -march=armv4t -mthumb -mthumb-interwork
CDEBUG =
CFLAGS =
ASFLAGS = $(ARCH) $(WFLAGS) $(COMPLIANCE_FLAGS) --agbasm-colonless-labels --agbasm-colon-defined-global-labels --agbasm-local-labels --agbasm-multiline-macros \
	--agbasm-charmap --agbasm-no-gba-thumb-after-label-disasm-fix
	
ASDEBUGFLAGS = --agbasm-debug $(@:.o=.dump)
LDFLAGS = -Map $(BUILD_NAME).map
LIB =

.PHONY: syms

# TODO: INTEGRATE SCAN INCLUDES

all: $(ROM)
	@$(SHA1SUM) -c $(BUILD_NAME).sha1

$(ROM): %.elf
	$(OBJCOPY) -O binary $(ELF) $(ROM)

%.elf: $(OFILES)
	$(LD) $(LDFLAGS) -o $(ELF) -T ld_script.ld $(OFILES) $(LIB)

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

assets: $(LZ_FILES) $(LZ_BINFILES)
	

checksum:
	@$(SHA1SUM) -c $(BUILD_NAME).sha1

fdiff:
	$(PY) tools/fdiff.py $(BUILD_NAME).ign $(ROM) -s2

tail: $(ROM)
	@# Create tail.bin using the tail location in current elf then compile again
	$(PY) tools/gen_obj_tail.py $(ELF) _$(ROM) bin/tail.bin 'tail'
	@echo "Updated tail.bin!"

clean:
	rm -f *.o
	rm -f *.map
	rm -f *.elf
	# rm -f *.gba
	rm -f $(COMPRESSED_TEXT_ARCHIVES_DIR)/*.lz
	rm -f $(COMPRESSED_TEXT_ARCHIVES_DIR)/*.bin

syms: $(SYM)

$(SYM): $(ELF)
	$(OBJDUMP) -t $< | sort -u | grep -E "^0[2389]" | perl -p -e 's/^(\w{8}) (\w).{6} \S+\t(\w{8}) (\S+)$$/\1 \2 \3 \4/g' > $@

nogbasyms: $(NOGBASYM)

$(NOGBASYM): $(ELF)
	$(OBJDUMP) -t $< | sort -u | grep -E "^0" | perl -p -e 's/^(\w{8}) (\w).{6} \S+\t(\w{8}) (\S+)$$/\1 \4/g' > $@