Makefile.gcw0

PRGNAME     = swanemu
CC          = /opt/gcw0-toolchain/bin/mipsel-linux-gcc

PORT = gcw0
SOUND_ENGINE = alsa
PROFILE		= 0
HUGE_PAGES = 1

# change compilation / linking flag options

INCLUDES	= -Ishell/input/sdl -Icore -Icore/sound -Ishell/menu -Ishell/video/$(PORT) -Ishell/audio -Ishell/scalers -Ishell/headers
DEFINES		= -DLSB_FIRST -DINLINE="inline" -DWANT_16BPP -DFRONTEND_SUPPORTS_RGB565 -DSUPPORT_NATIVE_RESOLUTION
DEFINES		+= -DALSA_SOUND -DIPU_SCALE -DENABLE_JOYSTICKCODE

CFLAGS		=  $(INCLUDES) $(DEFINES)
CFLAGS		+= -std=gnu99 

#-fdata-sections -ffunction-sections
CFLAGS		+= -Ofast -mno-fp-exceptions -mno-check-zero-division -mframe-header-opt -fsingle-precision-constant -fno-common -march=mips32r2 -mtune=mips32r2 
CFLAGS		+= -fno-builtin -march=mips32r2 -mtune=mips32r2 -flto -fno-common -mplt -mno-shared
ifeq ($(PROFILE), 1)
CFLAGS 		+= -fprofile-generate=/media/data/local/home/
else ifeq ($(PROFILE), 2)
CFLAGS		+= -fprofile-use -fbranch-probabilities
endif

LDFLAGS     =  -lc -lm -lgcc -lasound -lSDL -Wl,--as-needed -Wl,--gc-sections -flto -fuse-linker-plugin -no-pie -s
ifeq ($(PROFILE), 1)
LDFLAGS 	+= -lgcov
endif

ifeq ($(HUGE_PAGES), 1)
LDFLAGS		+= -Wl,-zcommon-page-size=2097152 -Wl,-zmax-page-size=2097152 -lhugetlbfs
endif

# Files to be compiled
SRCDIR 		= ./core ./core/sound ./core/wswan
SRCDIR 		+= ./shell/video/$(PORT) ./shell/audio/$(SOUND_ENGINE) ./shell/input/sdl ./shell/menu ./shell/emu ./shell/scalers
VPATH		= $(SRCDIR)
SRC_C		= $(foreach dir, $(SRCDIR), $(wildcard $(dir)/*.c))
OBJ_C		= $(notdir $(patsubst %.c, %.o, $(SRC_C)))
OBJS		= $(OBJ_C)

# Rules to make executable
$(PRGNAME): $(OBJS)  
	$(CC) $(CFLAGS) -o $(PRGNAME) $^ $(LDFLAGS)
ifeq ($(HUGE_PAGES), 1)
	hugeedit --text --data $(PRGNAME)
endif
	
$(OBJ_C) : %.o : %.c
	$(CC) $(CFLAGS) -c -o $@ $<

clean:
	rm -f $(PRGNAME)$(EXESUFFIX) *.o