[pcsx_rearmed.git] / Makefile.libretro

# Makefile for PCSX ReARMed (libretro)

DEBUG ?= 0
WANT_ZLIB ?= 1
HAVE_CHD ?= 1
USE_LIBRETRO_VFS ?= 0
ENABLE_ICACHE_EMULATION ?= 1

# Dynarec options: lightrec, ari64
DYNAREC ?= lightrec

ifeq ($(platform),)
	platform = unix
	ifeq ($(shell uname -a),)
		platform = win
	else ifneq ($(findstring MINGW,$(shell uname -a)),)
		platform = win
	else ifneq ($(findstring Darwin,$(shell uname -a)),)
		platform = osx
	else ifneq ($(findstring win,$(shell uname -a)),)
		platform = win
	endif
endif

CC ?= gcc
CXX ?= g++
AS ?= as
CC_AS ?= $(CC)
CFLAGS ?=

TARGET_NAME := pcsx_rearmed
GIT_VERSION := " $(shell git rev-parse --short HEAD || echo unknown)"
ifneq ($(GIT_VERSION)," unknown")
	CFLAGS += -DGIT_VERSION=\"$(GIT_VERSION)\"
endif
ifneq ($(WANT_ZLIB),1)
LIBZ := -lz
endif
LIBPTHREAD := -lpthread
ifneq ($(findstring Haiku,$(shell uname -s)),)
LIBDL := -lroot -lnetwork
else
LIBDL := -ldl
endif
LIBM := -lm
MMAP_WIN32 = 0
EXTRA_LDFLAGS =

# Unix
ifeq ($(platform), unix)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	THREAD_RENDERING = 1
ifneq ($(findstring SunOS,$(shell uname -s)),)
	CC = gcc
endif
ifeq ($(ARCH), arm)
ifneq ($(findstring __thumb__,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h)),)
	# must disable thumb as recompiler can't handle it
	CFLAGS += -marm
endif
endif

# ODROIDN2
else ifneq (,$(findstring CortexA73_G12B,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	SHARED := -shared -Wl,-version-script=link.T
	ARCH = arm64
	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	CPUFLAGS += -march=armv8-a+crc -mfpu=neon-fp-armv8 -mcpu=cortex-a73 -mtune=cortex-a73.cortex-a53

# ALLWINNER H5
else ifneq (,$(findstring h5,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	SHARED := -shared -Wl,-version-script=link.T
	ARCH = arm64
	DYNAREC ?= lightrec
	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	CPUFLAGS += -march=armv8-a+crc -mfpu=neon-fp-armv8 -mcpu=cortex-a53 -mtune=cortex-a53

else ifeq ($(platform), linux-portable)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC -nostdlib
	EXTRA_LDFLAGS += -fPIC -nostdlib
	LIBZ :=
	LIBPTHREAD :=
	LIBDL :=
	LIBM :=
	NO_UNDEF_CHECK = 1

# OS X
else ifeq ($(platform), osx)
	DYNAREC := 0
	TARGET := $(TARGET_NAME)_libretro.dylib
	fpic := -fPIC
	HAVE_NEON = 0
   MACSOSVER = `sw_vers -productVersion | cut -d. -f 1`
   OSXVER = `sw_vers -productVersion | cut -d. -f 2`
   OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
   ifeq ($(OSX_LT_MAVERICKS),YES)
   	   fpic += -mmacosx-version-min=10.1
   endif

   ifeq ($(CROSS_COMPILE),1)
		TARGET_RULE   = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
		CFLAGS   += $(TARGET_RULE)
		CPPFLAGS += $(TARGET_RULE)
		CXXFLAGS += $(TARGET_RULE)
		LDFLAGS  += $(TARGET_RULE)
   endif

	CFLAGS  += $(ARCHFLAGS)
	CXXFLAGS  += $(ARCHFLAGS)
	LDFLAGS += $(ARCHFLAGS)

# iOS
else ifneq (,$(findstring ios,$(platform)))
	TARGET := $(TARGET_NAME)_libretro_ios.dylib
	MINVERSION :=
ifeq ($(DYNAREC),lightrec)
	# Override
	DYNAREC := 0
endif
	fpic := -fPIC

	ifeq ($(IOSSDK),)
		IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
	endif

	CFLAGS += -DIOS -marm
ifeq ($(platform),ios-arm64)
        CC = cc -arch arm64 -isysroot $(IOSSDK)
	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	ARCH := arm64
	HAVE_NEON = 0
	BUILTIN_GPU = peops
	DYNAREC = 0
else
	CC = cc -arch armv7 -isysroot $(IOSSDK)
	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
	ARCH := arm
	HAVE_NEON = 1
	BUILTIN_GPU = neon
	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
endif
	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
	MINVERSION = -miphoneos-version-min=8.0
else
	MINVERSION = -miphoneos-version-min=5.0
endif
	CFLAGS += $(MINVERSION)

else ifeq ($(platform), tvos-arm64)
	TARGET := $(TARGET_NAME)_libretro_tvos.dylib
	MINVERSION :=
ifeq ($(DYNAREC),lightrec)
	# Override
	DYNAREC := 0
endif
	fpic := -fPIC

	ifeq ($(IOSSDK),)
		IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
	endif

	CFLAGS += -DIOS -DTVOS -marm
        CC = cc -arch arm64 -isysroot $(IOSSDK)
	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	ARCH := arm64
	HAVE_NEON = 0
	BUILTIN_GPU = peops
	DYNAREC = 0
	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)

# Nintendo Switch (libnx)
else ifeq ($(platform), libnx)
   export DEPSDIR := $(CURDIR)/
   include $(DEVKITPRO)/libnx/switch_rules
   TARGET := $(TARGET_NAME)_libretro_$(platform).a
   ARCH := arm64
   BUILTIN_GPU = unai
   HAVE_VFS_FD = 0
   CFLAGS += -O3 -fomit-frame-pointer -ffast-math -I$(DEVKITPRO)/libnx/include/ -fPIE -Wl,--allow-multiple-definition -include $(LIBNX)/include/switch.h
   CFLAGS += -specs=$(DEVKITPRO)/libnx/switch.specs -DNO_OS -DNO_DYLIB -DNO_SOCKET -D__arm64__ -D__ARM_NEON__
   CFLAGS += -D__SWITCH__
   CFLAGS += -DARM -D__aarch64__=1 -march=armv8-a -mtune=cortex-a57 -mtp=soft -DHAVE_INTTYPES -DLSB_FIRST -ffast-math -mcpu=cortex-a57+crc+fp+simd -ffunction-sections
   CFLAGS += -ftree-vectorize
   CFLAGS += -Ifrontend/switch -ftree-vectorize
   LIBPTHREAD :=
   STATIC_LINKING=1
   # Lightning requires rw/rx patches first
   DYNAREC := 0

# Lakka Switch (arm64)
else ifeq ($(platform), arm64)
   TARGET := $(TARGET_NAME)_libretro.so
   ARCH := arm64
   BUILTIN_GPU = unai
   fpic := -fPIC
   CFLAGS := $(filter-out -O2, $(CFLAGS))
   CFLAGS += -O3 -ftree-vectorize

# Lightweight PS3 Homebrew SDK
else ifeq ($(platform), psl1ght)
	TARGET := $(TARGET_NAME)_libretro_psl1ght.a
	CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
	AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__

# PSP
else ifeq ($(platform), psp1)
	TARGET := $(TARGET_NAME)_libretro_psp1.a
	CC = psp-gcc$(EXE_EXT)
	AR = psp-ar$(EXE_EXT)
	CFLAGS += -DPSP -G0

# Vita
else ifeq ($(platform), vita)
	TARGET := $(TARGET_NAME)_libretro_vita.a
	CC = arm-vita-eabi-gcc$(EXE_EXT)
	AR = arm-vita-eabi-ar$(EXE_EXT)
	CFLAGS += -DVITA
	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
	CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize -funroll-loops
	CFLAGS += -fno-optimize-sibling-calls
	CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
	CFLAGS += -DNO_SOCKET -DNO_OS -DNO_DYLIB
	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon

#	CFLAGS += -U__ARM_NEON__
	HAVE_NEON = 1
	BUILTIN_GPU = neon

	DYNAREC = ari64
	DRC_CACHE_BASE = 0

	ARCH = arm
	STATIC_LINKING = 1

# CTR(3DS)
else ifeq ($(platform), ctr)
	TARGET := $(TARGET_NAME)_libretro_ctr.a
	CC = $(DEVKITARM)/bin/arm-none-eabi-gcc$(EXE_EXT)
	CXX = $(DEVKITARM)/bin/arm-none-eabi-g++$(EXE_EXT)
	AR = $(DEVKITARM)/bin/arm-none-eabi-ar$(EXE_EXT)
	CFLAGS += -DARM11 -D_3DS -DNO_OS -DNO_DYLIB -DNO_SOCKET -DTHREAD_ENABLED -DGPU_UNAI_USE_FLOATMATH -DGPU_UNAI_USE_FLOAT_DIV_MULTINV
	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
	CFLAGS += -Wall -mword-relocations
	CFLAGS += -fomit-frame-pointer -ffast-math -funroll-loops
	CFLAGS += -Ifrontend/3ds -I$(CTRULIB)/include
	CFLAGS += -Werror=implicit-function-declaration
	CFLAGS += -DHAVE_UNISTD_H

	OBJS += frontend/3ds/utils.o

#	CFLAGS += -DPCSX
	BUILTIN_GPU = unai
	THREAD_RENDERING = 1
	DYNAREC = ari64
	DRC_CACHE_BASE = 0
	ARCH = arm
	HAVE_NEON = 0
	STATIC_LINKING = 1

# Xbox 360
else ifeq ($(platform), xenon)
	TARGET := $(TARGET_NAME)_libretro_xenon360.a
	CC = xenon-gcc$(EXE_EXT)
	AR = xenon-ar$(EXE_EXT)
	CFLAGS += -D__LIBXENON__ -m32 -D__ppc__

# Nintendo Game Cube
else ifeq ($(platform), ngc)
	TARGET := $(TARGET_NAME)_libretro_ngc.a
	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	CFLAGS += -DGEKKO -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__

# Nintendo Wii
else ifeq ($(platform), wii)
	TARGET := libretro_$(TARGET_NAME)_wii.a
	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	CFLAGS += -DGEKKO -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__

# QNX
else ifeq ($(platform), qnx)
	TARGET := $(TARGET_NAME)_libretro_qnx.so
	fpic := -fPIC
	CC = qcc -Vgcc_ntoarmv7le
	CC_AS = $(CC)
	HAVE_NEON = 1
	DYNAREC = ari64
	DRC_CACHE_BASE = 0
	BUILTIN_GPU = neon
	ARCH = arm
	CFLAGS += -D__BLACKBERRY_QNX__ -marm -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	ASFLAGS += -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	MAIN_LDLIBS += -lsocket
	LIBPTHREAD :=
	LIBDL :=
	LIBM :=

#Raspberry Pi 1
else ifeq ($(platform), rpi1)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	CFLAGS += -marm -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	ASFLAGS += -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	HAVE_NEON = 0
	ARCH = arm
	BUILTIN_GPU = unai
	DYNAREC = ari64

#Raspberry Pi 2
else ifeq ($(platform), rpi2)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	CFLAGS += -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	ASFLAGS += -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	HAVE_NEON = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64

#Raspberry Pi 3
else ifeq ($(platform), rpi3)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	CFLAGS += -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	ASFLAGS += -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	HAVE_NEON = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64

#Raspberry Pi 4 with a 32bit GNU/Linux OS
else ifeq ($(platform), rpi4)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	CFLAGS += -marm -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	ASFLAGS += -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	HAVE_NEON = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64

#Raspberry Pi 4 with a 64bit GNU/Linux OS
else ifeq ($(platform), rpi4_64)
        TARGET := $(TARGET_NAME)_libretro.so
        ARCH := arm64
        BUILTIN_GPU = unai
        DYNAREC = lightrec
        fpic := -fPIC
        CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a72 -ftree-vectorize

# Classic Platforms ####################
# Platform affix = classic_<ISA>_<µARCH>
# Help at https://modmyclassic.com/comp

# (armv7 a7, hard point, neon based) ### 
# NESC, SNESC, C64 mini 
else ifeq ($(platform), classic_armv7_a7)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	CFLAGS += -Ofast \
	-flto=4 -fwhole-program -fuse-linker-plugin \
	-fdata-sections -ffunction-sections -Wl,--gc-sections \
	-fno-stack-protector -fno-ident -fomit-frame-pointer \
	-falign-functions=1 -falign-jumps=1 -falign-loops=1 \
	-fno-unwind-tables -fno-asynchronous-unwind-tables -fno-unroll-loops \
	-fmerge-all-constants -fno-math-errno \
	-marm -mtune=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	CXXFLAGS += $(CFLAGS)
	CPPFLAGS += $(CFLAGS)
	ASFLAGS += $(CFLAGS)
	HAVE_NEON = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64
	ifeq ($(shell echo `$(CC) -dumpversion` "< 4.9" | bc -l), 1)
		CFLAGS += -march=armv7-a
	else
		CFLAGS += -march=armv7ve
		# If gcc is 5.0 or later
		ifeq ($(shell echo `$(CC) -dumpversion` ">= 5" | bc -l), 1)
			LDFLAGS += -static-libgcc -static-libstdc++
		endif
	endif

# (armv8 a35, hard point, neon based) ###
# PlayStation Classic
else ifeq ($(platform), classic_armv8_a35)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	CFLAGS += -Ofast \
	-fmerge-all-constants -fno-math-errno -march=armv8-a \
	-marm -mcpu=cortex-a35 -mtune=cortex-a35 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	HAVE_NEON = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64
	LDFLAGS += -static-libgcc -static-libstdc++ -fPIC

#######################################

# ARM
else ifneq (,$(findstring armv,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	HAVE_NEON = 0
	DRC_CACHE_BASE = 0
	BUILTIN_GPU = peops
	ifneq (,$(findstring cortexa8,$(platform)))
		CFLAGS += -marm -mcpu=cortex-a8
		ASFLAGS += -mcpu=cortex-a8
	else ifneq (,$(findstring cortexa7,$(platform)))
		CFLAGS += -marm -mcpu=cortex-a7
		ASFLAGS += -mcpu=cortex-a7
		LIBZ :=
	else ifneq (,$(findstring cortexa9,$(platform)))
		CFLAGS += -marm -mcpu=cortex-a9
		ASFLAGS += -mcpu=cortex-a9
	endif
	CFLAGS += -marm
	ifneq (,$(findstring neon,$(platform)))
		CFLAGS += -mfpu=neon
		ASFLAGS += -mfpu=neon
		HAVE_NEON = 1
		BUILTIN_GPU = neon
	endif
	ifneq (,$(findstring softfloat,$(platform)))
		CFLAGS += -mfloat-abi=softfp
		ASFLAGS += -mfloat-abi=softfp
	else ifneq (,$(findstring hardfloat,$(platform)))
		CFLAGS += -mfloat-abi=hard
		ASFLAGS += -mfloat-abi=hard
	endif
	ARCH = arm
	DYNAREC = ari64

# Emscripten
else ifeq ($(platform), emscripten)
   TARGET  := $(TARGET_NAME)_libretro_$(platform).bc
   fpic    := -fPIC
   SHARED  := -shared -Wl,--no-undefined -Wl,--version-script=link.T
   CFLAGS += -DNO_DYLIB -DNO_SOCKET
   STATIC_LINKING = 1

# Windows
else
	TARGET := $(TARGET_NAME)_libretro.dll
	BUILTIN_GPU = peops
	PLATFORM = libretro
	MAIN_LDFLAGS += -static-libgcc -static-libstdc++ -s
	CFLAGS += -D__WIN32__ -DNO_DYLIB
	MMAP_WIN32=1
	MAIN_LDLIBS += -lws2_32
	LIBPTHREAD :=
	LIBDL :=
	LIBM :=
	USE_LIBRETRO_VFS = 1
endif

CFLAGS += $(fpic)
MAIN_LDFLAGS += -shared
MAIN_LDLIBS += $(LIBPTHREAD) $(LIBM) $(LIBDL) $(LIBZ)

# enable large file support if available
ifeq ($(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep __SIZEOF_LONG__ | awk '{print $$3}'),4)
CFLAGS += -D_FILE_OFFSET_BITS=64
endif

# try to autodetect stuff for the lazy
ifndef ARCH
ARCH = $(shell $(CC) -dumpmachine | awk -F- '{print $$1}')
endif
ifndef HAVE_NEON
HAVE_NEON = $(shell $(CC) -E -dD - < /dev/null 2> /dev/null | grep -q __ARM_NEON__ && echo 1 || echo 0)
endif
ifeq ($(NO_UNDEF_CHECK)$(shell ld -v 2> /dev/null | awk '{print $$1}'),GNU)
MAIN_LDFLAGS += -Wl,--no-undefined
endif

TARGET ?= libretro.so
PLATFORM = libretro
BUILTIN_GPU ?= peops
SOUND_DRIVERS = libretro
PLUGINS =
NO_CONFIG_MAK = yes

# what does this do
#libretro_all: all
#ifeq ($(platform),ios)
#ifeq ($(DYNAREC),1)
#	make -f Makefile.libretro DYNAREC=0 platform=$(platform) clean
#	make -f Makefile.libretro DYNAREC=0 platform=$(platform)
#endif
#endif

include Makefile

# no special AS needed for gpu_neon
plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.o: plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
	$(CC) $(CFLAGS) -c $^ -o $@
Commit	Line	Data
	1	# Makefile for PCSX ReARMed (libretro)
	2
	3	DEBUG ?= 0
	4	WANT_ZLIB ?= 1
	5	HAVE_CHD ?= 1
	6	USE_LIBRETRO_VFS ?= 0
	7	ENABLE_ICACHE_EMULATION ?= 1
	8
	9	# Dynarec options: lightrec, ari64
	10	DYNAREC ?= lightrec
	11
	12	ifeq ($(platform),)
	13	platform = unix
	14	ifeq ($(shell uname -a),)
	15	platform = win
	16	else ifneq ($(findstring MINGW,$(shell uname -a)),)
	17	platform = win
	18	else ifneq ($(findstring Darwin,$(shell uname -a)),)
	19	platform = osx
	20	else ifneq ($(findstring win,$(shell uname -a)),)
	21	platform = win
	22	endif
	23	endif
	24
	25	CC ?= gcc
	26	CXX ?= g++
	27	AS ?= as
	28	CC_AS ?= $(CC)
	29	CFLAGS ?=
	30
	31	TARGET_NAME := pcsx_rearmed
	32	GIT_VERSION := " $(shell git rev-parse --short HEAD \|\| echo unknown)"
	33	ifneq ($(GIT_VERSION)," unknown")
	34	CFLAGS += -DGIT_VERSION=\"$(GIT_VERSION)\"
	35	endif
	36	ifneq ($(WANT_ZLIB),1)
	37	LIBZ := -lz
	38	endif
	39	LIBPTHREAD := -lpthread
	40	ifneq ($(findstring Haiku,$(shell uname -s)),)
	41	LIBDL := -lroot -lnetwork
	42	else
	43	LIBDL := -ldl
	44	endif
	45	LIBM := -lm
	46	MMAP_WIN32 = 0
	47	EXTRA_LDFLAGS =
	48
	49	# Unix
	50	ifeq ($(platform), unix)
	51	TARGET := $(TARGET_NAME)_libretro.so
	52	fpic := -fPIC
	53	THREAD_RENDERING = 1
	54	ifneq ($(findstring SunOS,$(shell uname -s)),)
	55	CC = gcc
	56	endif
	57	ifeq ($(ARCH), arm)
	58	ifneq ($(findstring __thumb__,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h)),)
	59	# must disable thumb as recompiler can't handle it
	60	CFLAGS += -marm
	61	endif
	62	endif
	63
	64	# ODROIDN2
	65	else ifneq (,$(findstring CortexA73_G12B,$(platform)))
	66	TARGET := $(TARGET_NAME)_libretro.so
	67	fpic := -fPIC
	68	SHARED := -shared -Wl,-version-script=link.T
	69	ARCH = arm64
	70	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	71	CPUFLAGS += -march=armv8-a+crc -mfpu=neon-fp-armv8 -mcpu=cortex-a73 -mtune=cortex-a73.cortex-a53
	72
	73	# ALLWINNER H5
	74	else ifneq (,$(findstring h5,$(platform)))
	75	TARGET := $(TARGET_NAME)_libretro.so
	76	fpic := -fPIC
	77	SHARED := -shared -Wl,-version-script=link.T
	78	ARCH = arm64
	79	DYNAREC ?= lightrec
	80	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	81	CPUFLAGS += -march=armv8-a+crc -mfpu=neon-fp-armv8 -mcpu=cortex-a53 -mtune=cortex-a53
	82
	83	else ifeq ($(platform), linux-portable)
	84	TARGET := $(TARGET_NAME)_libretro.so
	85	fpic := -fPIC -nostdlib
	86	EXTRA_LDFLAGS += -fPIC -nostdlib
	87	LIBZ :=
	88	LIBPTHREAD :=
	89	LIBDL :=
	90	LIBM :=
	91	NO_UNDEF_CHECK = 1
	92
	93	# OS X
	94	else ifeq ($(platform), osx)
	95	DYNAREC := 0
	96	TARGET := $(TARGET_NAME)_libretro.dylib
	97	fpic := -fPIC
	98	HAVE_NEON = 0
	99	MACSOSVER = `sw_vers -productVersion \| cut -d. -f 1`
	100	OSXVER = `sw_vers -productVersion \| cut -d. -f 2`
	101	OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
	102	ifeq ($(OSX_LT_MAVERICKS),YES)
	103	fpic += -mmacosx-version-min=10.1
	104	endif
	105
	106	ifeq ($(CROSS_COMPILE),1)
	107	TARGET_RULE = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
	108	CFLAGS += $(TARGET_RULE)
	109	CPPFLAGS += $(TARGET_RULE)
	110	CXXFLAGS += $(TARGET_RULE)
	111	LDFLAGS += $(TARGET_RULE)
	112	endif
	113
	114	CFLAGS += $(ARCHFLAGS)
	115	CXXFLAGS += $(ARCHFLAGS)
	116	LDFLAGS += $(ARCHFLAGS)
	117
	118	# iOS
	119	else ifneq (,$(findstring ios,$(platform)))
	120	TARGET := $(TARGET_NAME)_libretro_ios.dylib
	121	MINVERSION :=
	122	ifeq ($(DYNAREC),lightrec)
	123	# Override
	124	DYNAREC := 0
	125	endif
	126	fpic := -fPIC
	127
	128	ifeq ($(IOSSDK),)
	129	IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
	130	endif
	131
	132	CFLAGS += -DIOS -marm
	133	ifeq ($(platform),ios-arm64)
	134	CC = cc -arch arm64 -isysroot $(IOSSDK)
	135	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	136	ARCH := arm64
	137	HAVE_NEON = 0
	138	BUILTIN_GPU = peops
	139	DYNAREC = 0
	140	else
	141	CC = cc -arch armv7 -isysroot $(IOSSDK)
	142	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
	143	ARCH := arm
	144	HAVE_NEON = 1
	145	BUILTIN_GPU = neon
	146	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	147	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	148	endif
	149	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
	150	ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
	151	MINVERSION = -miphoneos-version-min=8.0
	152	else
	153	MINVERSION = -miphoneos-version-min=5.0
	154	endif
	155	CFLAGS += $(MINVERSION)
	156
	157	else ifeq ($(platform), tvos-arm64)
	158	TARGET := $(TARGET_NAME)_libretro_tvos.dylib
	159	MINVERSION :=
	160	ifeq ($(DYNAREC),lightrec)
	161	# Override
	162	DYNAREC := 0
	163	endif
	164	fpic := -fPIC
	165
	166	ifeq ($(IOSSDK),)
	167	IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
	168	endif
	169
	170	CFLAGS += -DIOS -DTVOS -marm
	171	CC = cc -arch arm64 -isysroot $(IOSSDK)
	172	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	173	ARCH := arm64
	174	HAVE_NEON = 0
	175	BUILTIN_GPU = peops
	176	DYNAREC = 0
	177	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
	178
	179	# Nintendo Switch (libnx)
	180	else ifeq ($(platform), libnx)
	181	export DEPSDIR := $(CURDIR)/
	182	include $(DEVKITPRO)/libnx/switch_rules
	183	TARGET := $(TARGET_NAME)_libretro_$(platform).a
	184	ARCH := arm64
	185	BUILTIN_GPU = unai
	186	HAVE_VFS_FD = 0
	187	CFLAGS += -O3 -fomit-frame-pointer -ffast-math -I$(DEVKITPRO)/libnx/include/ -fPIE -Wl,--allow-multiple-definition -include $(LIBNX)/include/switch.h
	188	CFLAGS += -specs=$(DEVKITPRO)/libnx/switch.specs -DNO_OS -DNO_DYLIB -DNO_SOCKET -D__arm64__ -D__ARM_NEON__
	189	CFLAGS += -D__SWITCH__
	190	CFLAGS += -DARM -D__aarch64__=1 -march=armv8-a -mtune=cortex-a57 -mtp=soft -DHAVE_INTTYPES -DLSB_FIRST -ffast-math -mcpu=cortex-a57+crc+fp+simd -ffunction-sections
	191	CFLAGS += -ftree-vectorize
	192	CFLAGS += -Ifrontend/switch -ftree-vectorize
	193	LIBPTHREAD :=
	194	STATIC_LINKING=1
	195	# Lightning requires rw/rx patches first
	196	DYNAREC := 0
	197
	198	# Lakka Switch (arm64)
	199	else ifeq ($(platform), arm64)
	200	TARGET := $(TARGET_NAME)_libretro.so
	201	ARCH := arm64
	202	BUILTIN_GPU = unai
	203	fpic := -fPIC
	204	CFLAGS := $(filter-out -O2, $(CFLAGS))
	205	CFLAGS += -O3 -ftree-vectorize
	206
	207	# Lightweight PS3 Homebrew SDK
	208	else ifeq ($(platform), psl1ght)
	209	TARGET := $(TARGET_NAME)_libretro_psl1ght.a
	210	CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
	211	AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
	212	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	213
	214	# PSP
	215	else ifeq ($(platform), psp1)
	216	TARGET := $(TARGET_NAME)_libretro_psp1.a
	217	CC = psp-gcc$(EXE_EXT)
	218	AR = psp-ar$(EXE_EXT)
	219	CFLAGS += -DPSP -G0
	220
	221	# Vita
	222	else ifeq ($(platform), vita)
	223	TARGET := $(TARGET_NAME)_libretro_vita.a
	224	CC = arm-vita-eabi-gcc$(EXE_EXT)
	225	AR = arm-vita-eabi-ar$(EXE_EXT)
	226	CFLAGS += -DVITA
	227	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
	228	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
	229	CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize -funroll-loops
	230	CFLAGS += -fno-optimize-sibling-calls
	231	CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
	232	CFLAGS += -DNO_SOCKET -DNO_OS -DNO_DYLIB
	233	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	234
	235	# CFLAGS += -U__ARM_NEON__
	236	HAVE_NEON = 1
	237	BUILTIN_GPU = neon
	238
	239	DYNAREC = ari64
	240	DRC_CACHE_BASE = 0
	241
	242	ARCH = arm
	243	STATIC_LINKING = 1
	244
	245	# CTR(3DS)
	246	else ifeq ($(platform), ctr)
	247	TARGET := $(TARGET_NAME)_libretro_ctr.a
	248	CC = $(DEVKITARM)/bin/arm-none-eabi-gcc$(EXE_EXT)
	249	CXX = $(DEVKITARM)/bin/arm-none-eabi-g++$(EXE_EXT)
	250	AR = $(DEVKITARM)/bin/arm-none-eabi-ar$(EXE_EXT)
	251	CFLAGS += -DARM11 -D_3DS -DNO_OS -DNO_DYLIB -DNO_SOCKET -DTHREAD_ENABLED -DGPU_UNAI_USE_FLOATMATH -DGPU_UNAI_USE_FLOAT_DIV_MULTINV
	252	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
	253	CFLAGS += -Wall -mword-relocations
	254	CFLAGS += -fomit-frame-pointer -ffast-math -funroll-loops
	255	CFLAGS += -Ifrontend/3ds -I$(CTRULIB)/include
	256	CFLAGS += -Werror=implicit-function-declaration
	257	CFLAGS += -DHAVE_UNISTD_H
	258
	259	OBJS += frontend/3ds/utils.o
	260
	261	# CFLAGS += -DPCSX
	262	BUILTIN_GPU = unai
	263	THREAD_RENDERING = 1
	264	DYNAREC = ari64
	265	DRC_CACHE_BASE = 0
	266	ARCH = arm
	267	HAVE_NEON = 0
	268	STATIC_LINKING = 1
	269
	270	# Xbox 360
	271	else ifeq ($(platform), xenon)
	272	TARGET := $(TARGET_NAME)_libretro_xenon360.a
	273	CC = xenon-gcc$(EXE_EXT)
	274	AR = xenon-ar$(EXE_EXT)
	275	CFLAGS += -D__LIBXENON__ -m32 -D__ppc__
	276
	277	# Nintendo Game Cube
	278	else ifeq ($(platform), ngc)
	279	TARGET := $(TARGET_NAME)_libretro_ngc.a
	280	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	281	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	282	CFLAGS += -DGEKKO -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	283
	284	# Nintendo Wii
	285	else ifeq ($(platform), wii)
	286	TARGET := libretro_$(TARGET_NAME)_wii.a
	287	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	288	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	289	CFLAGS += -DGEKKO -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	290
	291	# QNX
	292	else ifeq ($(platform), qnx)
	293	TARGET := $(TARGET_NAME)_libretro_qnx.so
	294	fpic := -fPIC
	295	CC = qcc -Vgcc_ntoarmv7le
	296	CC_AS = $(CC)
	297	HAVE_NEON = 1
	298	DYNAREC = ari64
	299	DRC_CACHE_BASE = 0
	300	BUILTIN_GPU = neon
	301	ARCH = arm
	302	CFLAGS += -D__BLACKBERRY_QNX__ -marm -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	303	ASFLAGS += -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	304	MAIN_LDLIBS += -lsocket
	305	LIBPTHREAD :=
	306	LIBDL :=
	307	LIBM :=
	308
	309	#Raspberry Pi 1
	310	else ifeq ($(platform), rpi1)
	311	TARGET := $(TARGET_NAME)_libretro.so
	312	fpic := -fPIC
	313	CFLAGS += -marm -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	314	ASFLAGS += -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	315	HAVE_NEON = 0
	316	ARCH = arm
	317	BUILTIN_GPU = unai
	318	DYNAREC = ari64
	319
	320	#Raspberry Pi 2
	321	else ifeq ($(platform), rpi2)
	322	TARGET := $(TARGET_NAME)_libretro.so
	323	fpic := -fPIC
	324	CFLAGS += -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	325	ASFLAGS += -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	326	HAVE_NEON = 1
	327	ARCH = arm
	328	BUILTIN_GPU = neon
	329	DYNAREC = ari64
	330
	331	#Raspberry Pi 3
	332	else ifeq ($(platform), rpi3)
	333	TARGET := $(TARGET_NAME)_libretro.so
	334	fpic := -fPIC
	335	CFLAGS += -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	336	ASFLAGS += -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	337	HAVE_NEON = 1
	338	ARCH = arm
	339	BUILTIN_GPU = neon
	340	DYNAREC = ari64
	341
	342	#Raspberry Pi 4 with a 32bit GNU/Linux OS
	343	else ifeq ($(platform), rpi4)
	344	TARGET := $(TARGET_NAME)_libretro.so
	345	fpic := -fPIC
	346	CFLAGS += -marm -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	347	ASFLAGS += -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	348	HAVE_NEON = 1
	349	ARCH = arm
	350	BUILTIN_GPU = neon
	351	DYNAREC = ari64
	352
	353	#Raspberry Pi 4 with a 64bit GNU/Linux OS
	354	else ifeq ($(platform), rpi4_64)
	355	TARGET := $(TARGET_NAME)_libretro.so
	356	ARCH := arm64
	357	BUILTIN_GPU = unai
	358	DYNAREC = lightrec
	359	fpic := -fPIC
	360	CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a72 -ftree-vectorize
	361
	362	# Classic Platforms ####################
	363	# Platform affix = classic_<ISA>_<µARCH>
	364	# Help at https://modmyclassic.com/comp
	365
	366	# (armv7 a7, hard point, neon based) ###
	367	# NESC, SNESC, C64 mini
	368	else ifeq ($(platform), classic_armv7_a7)
	369	TARGET := $(TARGET_NAME)_libretro.so
	370	fpic := -fPIC
	371	CFLAGS += -Ofast \
	372	-flto=4 -fwhole-program -fuse-linker-plugin \
	373	-fdata-sections -ffunction-sections -Wl,--gc-sections \
	374	-fno-stack-protector -fno-ident -fomit-frame-pointer \
	375	-falign-functions=1 -falign-jumps=1 -falign-loops=1 \
	376	-fno-unwind-tables -fno-asynchronous-unwind-tables -fno-unroll-loops \
	377	-fmerge-all-constants -fno-math-errno \
	378	-marm -mtune=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	379	CXXFLAGS += $(CFLAGS)
	380	CPPFLAGS += $(CFLAGS)
	381	ASFLAGS += $(CFLAGS)
	382	HAVE_NEON = 1
	383	ARCH = arm
	384	BUILTIN_GPU = neon
	385	DYNAREC = ari64
	386	ifeq ($(shell echo `$(CC) -dumpversion` "< 4.9" \| bc -l), 1)
	387	CFLAGS += -march=armv7-a
	388	else
	389	CFLAGS += -march=armv7ve
	390	# If gcc is 5.0 or later
	391	ifeq ($(shell echo `$(CC) -dumpversion` ">= 5" \| bc -l), 1)
	392	LDFLAGS += -static-libgcc -static-libstdc++
	393	endif
	394	endif
	395
	396	# (armv8 a35, hard point, neon based) ###
	397	# PlayStation Classic
	398	else ifeq ($(platform), classic_armv8_a35)
	399	TARGET := $(TARGET_NAME)_libretro.so
	400	fpic := -fPIC
	401	CFLAGS += -Ofast \
	402	-fmerge-all-constants -fno-math-errno -march=armv8-a \
	403	-marm -mcpu=cortex-a35 -mtune=cortex-a35 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	404	HAVE_NEON = 1
	405	ARCH = arm
	406	BUILTIN_GPU = neon
	407	DYNAREC = ari64
	408	LDFLAGS += -static-libgcc -static-libstdc++ -fPIC
	409
	410	#######################################
	411
	412	# ARM
	413	else ifneq (,$(findstring armv,$(platform)))
	414	TARGET := $(TARGET_NAME)_libretro.so
	415	fpic := -fPIC
	416	HAVE_NEON = 0
	417	DRC_CACHE_BASE = 0
	418	BUILTIN_GPU = peops
	419	ifneq (,$(findstring cortexa8,$(platform)))
	420	CFLAGS += -marm -mcpu=cortex-a8
	421	ASFLAGS += -mcpu=cortex-a8
	422	else ifneq (,$(findstring cortexa7,$(platform)))
	423	CFLAGS += -marm -mcpu=cortex-a7
	424	ASFLAGS += -mcpu=cortex-a7
	425	LIBZ :=
	426	else ifneq (,$(findstring cortexa9,$(platform)))
	427	CFLAGS += -marm -mcpu=cortex-a9
	428	ASFLAGS += -mcpu=cortex-a9
	429	endif
	430	CFLAGS += -marm
	431	ifneq (,$(findstring neon,$(platform)))
	432	CFLAGS += -mfpu=neon
	433	ASFLAGS += -mfpu=neon
	434	HAVE_NEON = 1
	435	BUILTIN_GPU = neon
	436	endif
	437	ifneq (,$(findstring softfloat,$(platform)))
	438	CFLAGS += -mfloat-abi=softfp
	439	ASFLAGS += -mfloat-abi=softfp
	440	else ifneq (,$(findstring hardfloat,$(platform)))
	441	CFLAGS += -mfloat-abi=hard
	442	ASFLAGS += -mfloat-abi=hard
	443	endif
	444	ARCH = arm
	445	DYNAREC = ari64
	446
	447	# Emscripten
	448	else ifeq ($(platform), emscripten)
	449	TARGET := $(TARGET_NAME)_libretro_$(platform).bc
	450	fpic := -fPIC
	451	SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
	452	CFLAGS += -DNO_DYLIB -DNO_SOCKET
	453	STATIC_LINKING = 1
	454
	455	# Windows
	456	else
	457	TARGET := $(TARGET_NAME)_libretro.dll
	458	BUILTIN_GPU = peops
	459	PLATFORM = libretro
	460	MAIN_LDFLAGS += -static-libgcc -static-libstdc++ -s
	461	CFLAGS += -D__WIN32__ -DNO_DYLIB
	462	MMAP_WIN32=1
	463	MAIN_LDLIBS += -lws2_32
	464	LIBPTHREAD :=
	465	LIBDL :=
	466	LIBM :=
	467	USE_LIBRETRO_VFS = 1
	468	endif
	469
	470	CFLAGS += $(fpic)
	471	MAIN_LDFLAGS += -shared
	472	MAIN_LDLIBS += $(LIBPTHREAD) $(LIBM) $(LIBDL) $(LIBZ)
	473
	474	# enable large file support if available
	475	ifeq ($(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep __SIZEOF_LONG__ \| awk '{print $$3}'),4)
	476	CFLAGS += -D_FILE_OFFSET_BITS=64
	477	endif
	478
	479	# try to autodetect stuff for the lazy
	480	ifndef ARCH
	481	ARCH = $(shell $(CC) -dumpmachine \| awk -F- '{print $$1}')
	482	endif
	483	ifndef HAVE_NEON
	484	HAVE_NEON = $(shell $(CC) -E -dD - < /dev/null 2> /dev/null \| grep -q __ARM_NEON__ && echo 1 \|\| echo 0)
	485	endif
	486	ifeq ($(NO_UNDEF_CHECK)$(shell ld -v 2> /dev/null \| awk '{print $$1}'),GNU)
	487	MAIN_LDFLAGS += -Wl,--no-undefined
	488	endif
	489
	490	TARGET ?= libretro.so
	491	PLATFORM = libretro
	492	BUILTIN_GPU ?= peops
	493	SOUND_DRIVERS = libretro
	494	PLUGINS =
	495	NO_CONFIG_MAK = yes
	496
	497	# what does this do
	498	#libretro_all: all
	499	#ifeq ($(platform),ios)
	500	#ifeq ($(DYNAREC),1)
	501	# make -f Makefile.libretro DYNAREC=0 platform=$(platform) clean
	502	# make -f Makefile.libretro DYNAREC=0 platform=$(platform)
	503	#endif
	504	#endif
	505
	506	include Makefile
	507
	508	# no special AS needed for gpu_neon
	509	plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.o: plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
	510	$(CC) $(CFLAGS) -c $^ -o $@