all: $(patsubst %.cpp,%.elf,$(wildcard example/*.cpp))

OPT = -O2

CSTD = -std=gnu11

MAKEFILE_PATH := $(patsubst %/,%,$(dir $(abspath $(firstword $(MAKEFILE_LIST)))))
LIB ?= $(MAKEFILE_PATH)/dreamcast
CFLAGS += -D__dreamcast__
CFLAGS += -DDEBUG
#CFLAGS += -DDEBUG_PRINT
CFLAGS += -I$(MAKEFILE_PATH)/c
CFLAGS += -I$(MAKEFILE_PATH)/dreamcast
CFLAGS += -I$(MAKEFILE_PATH)/
CFLAGS += -Wno-error=strict-aliasing -fno-strict-aliasing
CARCH = -m4-single -ml

include dreamcast/base.mk
include dreamcast/common.mk
include dreamcast/headers.mk
include dreamcast/ip.mk

include java.mk

%.class.o: %.class
	$(BUILD_BINARY_O)

%.class.h: %.class
	$(BUILD_BINARY_H)

libgcc/%.o: $(LIBGCC)
	@mkdir -p $(dir $@)
	ar x --output $(dir $@) $(LIBGCC) $(notdir $@)
	sh4-none-elf-objdump -t $@ \
		| grep -E '[.]hidden' \
		| grep -vE 'UND' \
		| cut -d' ' -f10 \
		| xargs rebind --visibility=default $@

LIBGCC_OBJ = \
	libgcc/_divdi3.o \
	libgcc/_udiv_qrnnd_16.o \
	libgcc/_clz.o \
	libgcc/_moddi3.o \
	libgcc/_fixdfdi.o \
	libgcc/_fixunsdfdi.o \
	libgcc/_fixunssfdi.o \
	libgcc/_floatdisf.o \
	libgcc/_floatdidf.o \
	libgcc/_sdivsi3.o \
	libgcc/_fixsfdi.o \
	libgcc/_div_table.o \
	libgcc/_movmem_i4.o \
	libgcc/_set_fpscr.o

include classpath.mk

GDROM_JVM_BOOT_OBJ = \
	$(LIB)/example/gdrom_jvm_boot.o \
	$(LIB)/sh7091/serial.o


boot.elf: LDSCRIPT = $(LIB)/ip.lds
boot.elf: $(IP_OBJ) $(START_OBJ) $(GDROM_JVM_BOOT_OBJ)

zero.bin:
	dd if=/dev/zero of=$@ bs=2048 count=1

jvm.iso: boot.bin main.bin zero.bin
	mkisofs \
		-C 0,11702 \
		-sysid     "SEGA SEGAKATANA" \
		-volid     "SAMPLE_GAME_TITLE" \
		-volset    "SAMPLE_GAME_TITLE" \
		-publisher "SEGA ENTERPRISES, LTD." \
		-preparer  "CRI CD CRAFT VER.2.27" \
		-copyright "COPYRIGH.TXT" \
		-abstract  "ABSTRACT.TXT" \
		-biblio    "BIBLIOGR.TXT" \
		-G boot.bin \
		-o $@ \
		-graft-points \
		/0JVM.BIN=./main.bin \
		/1ST_READ.BIN=zero.bin \
		/=$(LIB)/COPYRIGH.TXT \
		/=$(LIB)/ABSTRACT.TXT \
		/=$(LIB)/BIBLIOGR.TXT \
		images/java_text.data \
		images/java_cup.data \
		$(shell cat classes.txt)

main.elf: LDSCRIPT = $(LIB)/main.lds
main.elf: $(START_OBJ) $(OBJ) $(MAIN_OBJ) $(MAIN_DREAMCAST_OBJ) $(LIBGCC_OBJ) $(CLASS_PATH)