[pcsx_rearmed.git] / Makefile.libretro

# Makefile for PCSX ReARMed (libretro)

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

# 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
ARCH_DETECTED := $(shell $(CC) -dumpmachine | awk -F- '{print $$1}')
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 =

# select some defaults
ifneq (,$(findstring $(ARCH_DETECTED),arm aarch64))
	DYNAREC = ari64
ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep 'define __thumb__'))
	# must disable thumb as ari64 can't handle it
	CFLAGS += -marm
endif
ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep 'HAVE_NEON32'))
	BUILTIN_GPU = neon
endif
endif
ifneq (,$(findstring $(ARCH_DETECTED),i686 x86_64 aarch64))
	BUILTIN_GPU = neon
endif

# platform specific options

# Unix
ifeq ($(platform), unix)
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	THREAD_RENDERING = 1
ifeq ($(shell uname),Linux)
	LIGHTREC_CUSTOM_MAP := 1
endif
ifneq ($(findstring SunOS,$(shell uname -s)),)
	CC = gcc
endif

# ODROIDN2
else ifneq (,$(findstring CortexA73_G12B,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	SHARED := -shared -Wl,-version-script=link.T
	ARCH = arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = ari64
	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
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = ari64
	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
	LIGHTREC_CUSTOM_MAP := 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
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = 0
else
	CC = cc -arch armv7 -isysroot $(IOSSDK)
	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
	ARCH := arm
	HAVE_NEON = 1
	HAVE_NEON_ASM = 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
        CC = cc -arch arm64 -isysroot $(IOSSDK)
	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	ARCH := arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	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
   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__ -DHAVE_LIBNX
   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
   BUILTIN_GPU = neon
   HAVE_NEON = 1
   DYNAREC = ari64

# Lakka Switch (arm64)
else ifeq ($(platform), arm64)
   TARGET := $(TARGET_NAME)_libretro.so
   ARCH := arm64
   BUILTIN_GPU = neon
   HAVE_NEON = 1
   DYNAREC = ari64
   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
	HAVE_NEON_ASM = 1
	BUILTIN_GPU = neon

	DYNAREC = ari64
	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
	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
	HAVE_NEON_ASM = 1
	DYNAREC = ari64
	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
	HAVE_NEON_ASM = 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
	HAVE_NEON_ASM = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64

#Raspberry Pi 3 with a 64bit GNU/Linux OS
else ifeq ($(platform), rpi3_64)
	TARGET := $(TARGET_NAME)_libretro.so
	ARCH := arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = ari64
	fpic := -fPIC
	CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a53 -ftree-vectorize

#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
	HAVE_NEON_ASM = 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 = neon
        HAVE_NEON = 1
        DYNAREC = ari64
        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 += $(CFLAGS)
	HAVE_NEON = 1
	HAVE_NEON_ASM = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64
	ifeq ($(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
	HAVE_NEON_ASM = 1
	ARCH = arm
	BUILTIN_GPU = neon
	DYNAREC = ari64
	LDFLAGS += -static-libgcc -static-libstdc++ -fPIC

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

# ARM
else ifneq (,$(findstring armv,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	HAVE_NEON = 0
	BUILTIN_GPU = peops
	ifneq (,$(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,$(platform)))
		CFLAGS += -mfpu=neon
		ASFLAGS += -mfpu=neon
		HAVE_NEON = 1
		HAVE_NEON_ASM = 1
		BUILTIN_GPU = neon
	endif
	ifneq (,$(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

else ifeq ($(platform), miyoo)
	TARGET := $(TARGET_NAME)_libretro.so
	CC = /opt/miyoo/usr/bin/arm-linux-gcc
	CXX = /opt/miyoo/usr/bin/arm-linux-g++
	fpic := -fPIC
	CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant
	CFLAGS += -DGPULIB_USE_MMAP -DGPU_UNAI_USE_INT_DIV_MULTINV -D_MIYOO
	ARCH = arm
	BUILTIN_GPU = unai
	DYNAREC = ari64
	HAVE_NEON = 0

# 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
	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 = $(ARCH_DETECTED)
endif
ifndef HAVE_NEON_ASM
# asm for 32bit only
HAVE_NEON_ASM = $(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep -q HAVE_NEON32 && echo 1 || echo 0)
endif
ifeq ($(NO_UNDEF_CHECK)$(shell ld -v 2> /dev/null | awk '{print $$1}'),GNU)
MAIN_LDFLAGS += -Wl,--no-undefined
endif
ifdef ALLOW_LIGHTREC_ON_ARM
CFLAGS += -DALLOW_LIGHTREC_ON_ARM
endif
ifeq ($(BUILTIN_GPU),neon)
ifneq (,$(findstring $(ARCH),x86 i686))
	CFLAGS_GPU_NEON ?= -msse2 # required
endif
ifeq ($(ARCH),x86_64)
	CFLAGS_GPU_NEON ?= -mssse3 # optional, for more perf
endif
CFLAGS += $(CFLAGS_GPU_NEON)
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

$(info TARGET:      $(TARGET))
$(info platform:    $(platform))
$(info ARCH:        $(ARCH))
$(info DYNAREC:     $(DYNAREC))
$(info BUILTIN_GPU: $(BUILTIN_GPU))
$(info CC:          $(CC))
$(info CFLAGS:      $(CFLAGS))
$(info MAIN_LDLIBS: $(MAIN_LDLIBS))
$(info )

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 $@
Commit	Line	Data
	1	# Makefile for PCSX ReARMed (libretro)
	2
	3	DEBUG ?= 0
	4	WANT_ZLIB ?= 1
	5	HAVE_CHD ?= 1
	6	USE_LIBRETRO_VFS ?= 0
	7
	8	# Dynarec options: lightrec, ari64
	9	DYNAREC ?= lightrec
	10
	11	ifeq ($(platform),)
	12	platform = unix
	13	ifeq ($(shell uname -a),)
	14	platform = win
	15	else ifneq ($(findstring MINGW,$(shell uname -a)),)
	16	platform = win
	17	else ifneq ($(findstring Darwin,$(shell uname -a)),)
	18	platform = osx
	19	else ifneq ($(findstring win,$(shell uname -a)),)
	20	platform = win
	21	endif
	22	endif
	23
	24	CC ?= gcc
	25	CXX ?= g++
	26	AS ?= as
	27	CC_AS ?= $(CC)
	28	CFLAGS ?=
	29
	30	TARGET_NAME := pcsx_rearmed
	31	ARCH_DETECTED := $(shell $(CC) -dumpmachine \| awk -F- '{print $$1}')
	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	# select some defaults
	50	ifneq (,$(findstring $(ARCH_DETECTED),arm aarch64))
	51	DYNAREC = ari64
	52	ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep 'define __thumb__'))
	53	# must disable thumb as ari64 can't handle it
	54	CFLAGS += -marm
	55	endif
	56	ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep 'HAVE_NEON32'))
	57	BUILTIN_GPU = neon
	58	endif
	59	endif
	60	ifneq (,$(findstring $(ARCH_DETECTED),i686 x86_64 aarch64))
	61	BUILTIN_GPU = neon
	62	endif
	63
	64	# platform specific options
	65
	66	# Unix
	67	ifeq ($(platform), unix)
	68	TARGET := $(TARGET_NAME)_libretro.so
	69	fpic := -fPIC
	70	THREAD_RENDERING = 1
	71	ifeq ($(shell uname),Linux)
	72	LIGHTREC_CUSTOM_MAP := 1
	73	endif
	74	ifneq ($(findstring SunOS,$(shell uname -s)),)
	75	CC = gcc
	76	endif
	77
	78	# ODROIDN2
	79	else ifneq (,$(findstring CortexA73_G12B,$(platform)))
	80	TARGET := $(TARGET_NAME)_libretro.so
	81	fpic := -fPIC
	82	SHARED := -shared -Wl,-version-script=link.T
	83	ARCH = arm64
	84	BUILTIN_GPU = neon
	85	HAVE_NEON = 1
	86	DYNAREC = ari64
	87	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	88	CPUFLAGS += -march=armv8-a+crc -mfpu=neon-fp-armv8 -mcpu=cortex-a73 -mtune=cortex-a73.cortex-a53
	89
	90	# ALLWINNER H5
	91	else ifneq (,$(findstring h5,$(platform)))
	92	TARGET := $(TARGET_NAME)_libretro.so
	93	fpic := -fPIC
	94	SHARED := -shared -Wl,-version-script=link.T
	95	ARCH = arm64
	96	BUILTIN_GPU = neon
	97	HAVE_NEON = 1
	98	DYNAREC = ari64
	99	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	100	CPUFLAGS += -march=armv8-a+crc -mfpu=neon-fp-armv8 -mcpu=cortex-a53 -mtune=cortex-a53
	101
	102	else ifeq ($(platform), linux-portable)
	103	TARGET := $(TARGET_NAME)_libretro.so
	104	fpic := -fPIC -nostdlib
	105	EXTRA_LDFLAGS += -fPIC -nostdlib
	106	LIBZ :=
	107	LIBPTHREAD :=
	108	LIBDL :=
	109	LIBM :=
	110	NO_UNDEF_CHECK = 1
	111	LIGHTREC_CUSTOM_MAP := 1
	112
	113	# OS X
	114	else ifeq ($(platform), osx)
	115	DYNAREC := 0
	116	TARGET := $(TARGET_NAME)_libretro.dylib
	117	fpic := -fPIC
	118	HAVE_NEON = 0
	119	MACSOSVER = `sw_vers -productVersion \| cut -d. -f 1`
	120	OSXVER = `sw_vers -productVersion \| cut -d. -f 2`
	121	OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
	122	ifeq ($(OSX_LT_MAVERICKS),YES)
	123	fpic += -mmacosx-version-min=10.1
	124	endif
	125
	126	ifeq ($(CROSS_COMPILE),1)
	127	TARGET_RULE = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
	128	CFLAGS += $(TARGET_RULE)
	129	CPPFLAGS += $(TARGET_RULE)
	130	CXXFLAGS += $(TARGET_RULE)
	131	LDFLAGS += $(TARGET_RULE)
	132	endif
	133
	134	CFLAGS += $(ARCHFLAGS)
	135	CXXFLAGS += $(ARCHFLAGS)
	136	LDFLAGS += $(ARCHFLAGS)
	137
	138	# iOS
	139	else ifneq (,$(findstring ios,$(platform)))
	140	TARGET := $(TARGET_NAME)_libretro_ios.dylib
	141	MINVERSION :=
	142	ifeq ($(DYNAREC),lightrec)
	143	# Override
	144	DYNAREC := 0
	145	endif
	146	fpic := -fPIC
	147
	148	ifeq ($(IOSSDK),)
	149	IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
	150	endif
	151
	152	CFLAGS += -DIOS -marm
	153	ifeq ($(platform),ios-arm64)
	154	CC = cc -arch arm64 -isysroot $(IOSSDK)
	155	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	156	ARCH := arm64
	157	BUILTIN_GPU = neon
	158	HAVE_NEON = 1
	159	DYNAREC = 0
	160	else
	161	CC = cc -arch armv7 -isysroot $(IOSSDK)
	162	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
	163	ARCH := arm
	164	HAVE_NEON = 1
	165	HAVE_NEON_ASM = 1
	166	BUILTIN_GPU = neon
	167	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	168	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	169	endif
	170	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
	171	ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
	172	MINVERSION = -miphoneos-version-min=8.0
	173	else
	174	MINVERSION = -miphoneos-version-min=5.0
	175	endif
	176	CFLAGS += $(MINVERSION)
	177
	178	else ifeq ($(platform), tvos-arm64)
	179	TARGET := $(TARGET_NAME)_libretro_tvos.dylib
	180	MINVERSION :=
	181	ifeq ($(DYNAREC),lightrec)
	182	# Override
	183	DYNAREC := 0
	184	endif
	185	fpic := -fPIC
	186
	187	ifeq ($(IOSSDK),)
	188	IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
	189	endif
	190
	191	CFLAGS += -DIOS -DTVOS
	192	CC = cc -arch arm64 -isysroot $(IOSSDK)
	193	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	194	ARCH := arm64
	195	BUILTIN_GPU = neon
	196	HAVE_NEON = 1
	197	DYNAREC = 0
	198	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
	199
	200	# Nintendo Switch (libnx)
	201	else ifeq ($(platform), libnx)
	202	export DEPSDIR := $(CURDIR)/
	203	include $(DEVKITPRO)/libnx/switch_rules
	204	TARGET := $(TARGET_NAME)_libretro_$(platform).a
	205	ARCH := arm64
	206	HAVE_VFS_FD = 0
	207	CFLAGS += -O3 -fomit-frame-pointer -ffast-math -I$(DEVKITPRO)/libnx/include/ -fPIE -Wl,--allow-multiple-definition # -include $(LIBNX)/include/switch.h
	208	CFLAGS += -specs=$(DEVKITPRO)/libnx/switch.specs -DNO_OS -DNO_DYLIB -DNO_SOCKET -D__arm64__ -D__ARM_NEON__
	209	CFLAGS += -D__SWITCH__ -DHAVE_LIBNX
	210	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
	211	CFLAGS += -ftree-vectorize
	212	CFLAGS += -Ifrontend/switch -ftree-vectorize
	213	LIBPTHREAD :=
	214	STATIC_LINKING=1
	215	BUILTIN_GPU = neon
	216	HAVE_NEON = 1
	217	DYNAREC = ari64
	218
	219	# Lakka Switch (arm64)
	220	else ifeq ($(platform), arm64)
	221	TARGET := $(TARGET_NAME)_libretro.so
	222	ARCH := arm64
	223	BUILTIN_GPU = neon
	224	HAVE_NEON = 1
	225	DYNAREC = ari64
	226	fpic := -fPIC
	227	CFLAGS := $(filter-out -O2, $(CFLAGS))
	228	CFLAGS += -O3 -ftree-vectorize
	229
	230	# Lightweight PS3 Homebrew SDK
	231	else ifeq ($(platform), psl1ght)
	232	TARGET := $(TARGET_NAME)_libretro_psl1ght.a
	233	CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
	234	AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
	235	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	236
	237	# PSP
	238	else ifeq ($(platform), psp1)
	239	TARGET := $(TARGET_NAME)_libretro_psp1.a
	240	CC = psp-gcc$(EXE_EXT)
	241	AR = psp-ar$(EXE_EXT)
	242	CFLAGS += -DPSP -G0
	243
	244	# Vita
	245	else ifeq ($(platform), vita)
	246	TARGET := $(TARGET_NAME)_libretro_vita.a
	247	CC = arm-vita-eabi-gcc$(EXE_EXT)
	248	AR = arm-vita-eabi-ar$(EXE_EXT)
	249	CFLAGS += -DVITA
	250	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
	251	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
	252	CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize -funroll-loops
	253	CFLAGS += -fno-optimize-sibling-calls
	254	CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
	255	CFLAGS += -DNO_SOCKET -DNO_OS -DNO_DYLIB
	256	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	257
	258	# CFLAGS += -U__ARM_NEON__
	259	HAVE_NEON = 1
	260	HAVE_NEON_ASM = 1
	261	BUILTIN_GPU = neon
	262
	263	DYNAREC = ari64
	264	ARCH = arm
	265	STATIC_LINKING = 1
	266
	267	# CTR(3DS)
	268	else ifeq ($(platform), ctr)
	269	TARGET := $(TARGET_NAME)_libretro_ctr.a
	270	CC = $(DEVKITARM)/bin/arm-none-eabi-gcc$(EXE_EXT)
	271	CXX = $(DEVKITARM)/bin/arm-none-eabi-g++$(EXE_EXT)
	272	AR = $(DEVKITARM)/bin/arm-none-eabi-ar$(EXE_EXT)
	273	CFLAGS += -DARM11 -D_3DS -DNO_OS -DNO_DYLIB -DNO_SOCKET -DTHREAD_ENABLED -DGPU_UNAI_USE_FLOATMATH -DGPU_UNAI_USE_FLOAT_DIV_MULTINV
	274	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
	275	CFLAGS += -Wall -mword-relocations
	276	CFLAGS += -fomit-frame-pointer -ffast-math -funroll-loops
	277	CFLAGS += -Ifrontend/3ds -I$(CTRULIB)/include
	278	CFLAGS += -Werror=implicit-function-declaration
	279	CFLAGS += -DHAVE_UNISTD_H
	280
	281	OBJS += frontend/3ds/utils.o
	282
	283	# CFLAGS += -DPCSX
	284	BUILTIN_GPU = unai
	285	THREAD_RENDERING = 1
	286	DYNAREC = ari64
	287	ARCH = arm
	288	HAVE_NEON = 0
	289	STATIC_LINKING = 1
	290
	291	# Xbox 360
	292	else ifeq ($(platform), xenon)
	293	TARGET := $(TARGET_NAME)_libretro_xenon360.a
	294	CC = xenon-gcc$(EXE_EXT)
	295	AR = xenon-ar$(EXE_EXT)
	296	CFLAGS += -D__LIBXENON__ -m32 -D__ppc__
	297
	298	# Nintendo Game Cube
	299	else ifeq ($(platform), ngc)
	300	TARGET := $(TARGET_NAME)_libretro_ngc.a
	301	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	302	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	303	CFLAGS += -DGEKKO -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	304
	305	# Nintendo Wii
	306	else ifeq ($(platform), wii)
	307	TARGET := libretro_$(TARGET_NAME)_wii.a
	308	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	309	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	310	CFLAGS += -DGEKKO -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	311
	312	# QNX
	313	else ifeq ($(platform), qnx)
	314	TARGET := $(TARGET_NAME)_libretro_qnx.so
	315	fpic := -fPIC
	316	CC = qcc -Vgcc_ntoarmv7le
	317	CC_AS = $(CC)
	318	HAVE_NEON = 1
	319	HAVE_NEON_ASM = 1
	320	DYNAREC = ari64
	321	BUILTIN_GPU = neon
	322	ARCH = arm
	323	CFLAGS += -D__BLACKBERRY_QNX__ -marm -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	324	ASFLAGS += -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	325	MAIN_LDLIBS += -lsocket
	326	LIBPTHREAD :=
	327	LIBDL :=
	328	LIBM :=
	329
	330	#Raspberry Pi 1
	331	else ifeq ($(platform), rpi1)
	332	TARGET := $(TARGET_NAME)_libretro.so
	333	fpic := -fPIC
	334	CFLAGS += -marm -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	335	ASFLAGS += -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	336	HAVE_NEON = 0
	337	ARCH = arm
	338	BUILTIN_GPU = unai
	339	DYNAREC = ari64
	340
	341	#Raspberry Pi 2
	342	else ifeq ($(platform), rpi2)
	343	TARGET := $(TARGET_NAME)_libretro.so
	344	fpic := -fPIC
	345	CFLAGS += -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	346	ASFLAGS += -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	347	HAVE_NEON = 1
	348	HAVE_NEON_ASM = 1
	349	ARCH = arm
	350	BUILTIN_GPU = neon
	351	DYNAREC = ari64
	352
	353	#Raspberry Pi 3
	354	else ifeq ($(platform), rpi3)
	355	TARGET := $(TARGET_NAME)_libretro.so
	356	fpic := -fPIC
	357	CFLAGS += -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	358	ASFLAGS += -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	359	HAVE_NEON = 1
	360	HAVE_NEON_ASM = 1
	361	ARCH = arm
	362	BUILTIN_GPU = neon
	363	DYNAREC = ari64
	364
	365	#Raspberry Pi 3 with a 64bit GNU/Linux OS
	366	else ifeq ($(platform), rpi3_64)
	367	TARGET := $(TARGET_NAME)_libretro.so
	368	ARCH := arm64
	369	BUILTIN_GPU = neon
	370	HAVE_NEON = 1
	371	DYNAREC = ari64
	372	fpic := -fPIC
	373	CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a53 -ftree-vectorize
	374
	375	#Raspberry Pi 4 with a 32bit GNU/Linux OS
	376	else ifeq ($(platform), rpi4)
	377	TARGET := $(TARGET_NAME)_libretro.so
	378	fpic := -fPIC
	379	CFLAGS += -marm -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	380	ASFLAGS += -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	381	HAVE_NEON = 1
	382	HAVE_NEON_ASM = 1
	383	ARCH = arm
	384	BUILTIN_GPU = neon
	385	DYNAREC = ari64
	386
	387	#Raspberry Pi 4 with a 64bit GNU/Linux OS
	388	else ifeq ($(platform), rpi4_64)
	389	TARGET := $(TARGET_NAME)_libretro.so
	390	ARCH := arm64
	391	BUILTIN_GPU = neon
	392	HAVE_NEON = 1
	393	DYNAREC = ari64
	394	fpic := -fPIC
	395	CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a72 -ftree-vectorize
	396
	397	# Classic Platforms ####################
	398	# Platform affix = classic_<ISA>_<µARCH>
	399	# Help at https://modmyclassic.com/comp
	400
	401	# (armv7 a7, hard point, neon based) ###
	402	# NESC, SNESC, C64 mini
	403	else ifeq ($(platform), classic_armv7_a7)
	404	TARGET := $(TARGET_NAME)_libretro.so
	405	fpic := -fPIC
	406	CFLAGS += -Ofast \
	407	-flto=4 -fwhole-program -fuse-linker-plugin \
	408	-fdata-sections -ffunction-sections -Wl,--gc-sections \
	409	-fno-stack-protector -fno-ident -fomit-frame-pointer \
	410	-falign-functions=1 -falign-jumps=1 -falign-loops=1 \
	411	-fno-unwind-tables -fno-asynchronous-unwind-tables -fno-unroll-loops \
	412	-fmerge-all-constants -fno-math-errno \
	413	-marm -mtune=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	414	CXXFLAGS += $(CFLAGS)
	415	CPPFLAGS += $(CFLAGS)
	416	ASFLAGS += $(CFLAGS)
	417	HAVE_NEON = 1
	418	HAVE_NEON_ASM = 1
	419	ARCH = arm
	420	BUILTIN_GPU = neon
	421	DYNAREC = ari64
	422	ifeq ($(shell echo `$(CC) -dumpversion` "< 4.9" \| bc -l), 1)
	423	CFLAGS += -march=armv7-a
	424	else
	425	CFLAGS += -march=armv7ve
	426	# If gcc is 5.0 or later
	427	ifeq ($(shell echo `$(CC) -dumpversion` ">= 5" \| bc -l), 1)
	428	LDFLAGS += -static-libgcc -static-libstdc++
	429	endif
	430	endif
	431
	432	# (armv8 a35, hard point, neon based) ###
	433	# PlayStation Classic
	434	else ifeq ($(platform), classic_armv8_a35)
	435	TARGET := $(TARGET_NAME)_libretro.so
	436	fpic := -fPIC
	437	CFLAGS += -Ofast \
	438	-fmerge-all-constants -fno-math-errno -march=armv8-a \
	439	-marm -mcpu=cortex-a35 -mtune=cortex-a35 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	440	HAVE_NEON = 1
	441	HAVE_NEON_ASM = 1
	442	ARCH = arm
	443	BUILTIN_GPU = neon
	444	DYNAREC = ari64
	445	LDFLAGS += -static-libgcc -static-libstdc++ -fPIC
	446
	447	#######################################
	448
	449	# ARM
	450	else ifneq (,$(findstring armv,$(platform)))
	451	TARGET := $(TARGET_NAME)_libretro.so
	452	fpic := -fPIC
	453	HAVE_NEON = 0
	454	BUILTIN_GPU = peops
	455	ifneq (,$(findstring cortexa8,$(platform)))
	456	CFLAGS += -marm -mcpu=cortex-a8
	457	ASFLAGS += -mcpu=cortex-a8
	458	else ifneq (,$(findstring cortexa7,$(platform)))
	459	CFLAGS += -marm -mcpu=cortex-a7
	460	ASFLAGS += -mcpu=cortex-a7
	461	LIBZ :=
	462	else ifneq (,$(findstring cortexa9,$(platform)))
	463	CFLAGS += -marm -mcpu=cortex-a9
	464	ASFLAGS += -mcpu=cortex-a9
	465	endif
	466	CFLAGS += -marm
	467	ifneq (,$(findstring neon,$(platform)))
	468	CFLAGS += -mfpu=neon
	469	ASFLAGS += -mfpu=neon
	470	HAVE_NEON = 1
	471	HAVE_NEON_ASM = 1
	472	BUILTIN_GPU = neon
	473	endif
	474	ifneq (,$(findstring softfloat,$(platform)))
	475	CFLAGS += -mfloat-abi=softfp
	476	ASFLAGS += -mfloat-abi=softfp
	477	else ifneq (,$(findstring hardfloat,$(platform)))
	478	CFLAGS += -mfloat-abi=hard
	479	ASFLAGS += -mfloat-abi=hard
	480	endif
	481	ARCH = arm
	482	DYNAREC = ari64
	483
	484	else ifeq ($(platform), miyoo)
	485	TARGET := $(TARGET_NAME)_libretro.so
	486	CC = /opt/miyoo/usr/bin/arm-linux-gcc
	487	CXX = /opt/miyoo/usr/bin/arm-linux-g++
	488	fpic := -fPIC
	489	CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant
	490	CFLAGS += -DGPULIB_USE_MMAP -DGPU_UNAI_USE_INT_DIV_MULTINV -D_MIYOO
	491	ARCH = arm
	492	BUILTIN_GPU = unai
	493	DYNAREC = ari64
	494	HAVE_NEON = 0
	495
	496	# Emscripten
	497	else ifeq ($(platform), emscripten)
	498	TARGET := $(TARGET_NAME)_libretro_$(platform).bc
	499	fpic := -fPIC
	500	SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
	501	CFLAGS += -DNO_DYLIB -DNO_SOCKET
	502	STATIC_LINKING = 1
	503
	504	# Windows
	505	else
	506	TARGET := $(TARGET_NAME)_libretro.dll
	507	PLATFORM = libretro
	508	MAIN_LDFLAGS += -static-libgcc -static-libstdc++ -s
	509	CFLAGS += -D__WIN32__ -DNO_DYLIB
	510	MMAP_WIN32=1
	511	MAIN_LDLIBS += -lws2_32
	512	LIBPTHREAD :=
	513	LIBDL :=
	514	LIBM :=
	515	USE_LIBRETRO_VFS = 1
	516	endif
	517
	518	CFLAGS += $(fpic)
	519	MAIN_LDFLAGS += -shared
	520	MAIN_LDLIBS += $(LIBPTHREAD) $(LIBM) $(LIBDL) $(LIBZ)
	521
	522	# enable large file support if available
	523	ifeq ($(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep __SIZEOF_LONG__ \| awk '{print $$3}'),4)
	524	CFLAGS += -D_FILE_OFFSET_BITS=64
	525	endif
	526
	527	# try to autodetect stuff for the lazy
	528	ifndef ARCH
	529	ARCH = $(ARCH_DETECTED)
	530	endif
	531	ifndef HAVE_NEON_ASM
	532	# asm for 32bit only
	533	HAVE_NEON_ASM = $(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep -q HAVE_NEON32 && echo 1 \|\| echo 0)
	534	endif
	535	ifeq ($(NO_UNDEF_CHECK)$(shell ld -v 2> /dev/null \| awk '{print $$1}'),GNU)
	536	MAIN_LDFLAGS += -Wl,--no-undefined
	537	endif
	538	ifdef ALLOW_LIGHTREC_ON_ARM
	539	CFLAGS += -DALLOW_LIGHTREC_ON_ARM
	540	endif
	541	ifeq ($(BUILTIN_GPU),neon)
	542	ifneq (,$(findstring $(ARCH),x86 i686))
	543	CFLAGS_GPU_NEON ?= -msse2 # required
	544	endif
	545	ifeq ($(ARCH),x86_64)
	546	CFLAGS_GPU_NEON ?= -mssse3 # optional, for more perf
	547	endif
	548	CFLAGS += $(CFLAGS_GPU_NEON)
	549	endif
	550
	551	TARGET ?= libretro.so
	552	PLATFORM = libretro
	553	BUILTIN_GPU ?= peops
	554	SOUND_DRIVERS = libretro
	555	PLUGINS =
	556	NO_CONFIG_MAK = yes
	557
	558	# what does this do
	559	#libretro_all: all
	560	#ifeq ($(platform),ios)
	561	#ifeq ($(DYNAREC),1)
	562	# make -f Makefile.libretro DYNAREC=0 platform=$(platform) clean
	563	# make -f Makefile.libretro DYNAREC=0 platform=$(platform)
	564	#endif
	565	#endif
	566
	567	$(info TARGET: $(TARGET))
	568	$(info platform: $(platform))
	569	$(info ARCH: $(ARCH))
	570	$(info DYNAREC: $(DYNAREC))
	571	$(info BUILTIN_GPU: $(BUILTIN_GPU))
	572	$(info CC: $(CC))
	573	$(info CFLAGS: $(CFLAGS))
	574	$(info MAIN_LDLIBS: $(MAIN_LDLIBS))
	575	$(info )
	576
	577	include Makefile
	578
	579	# no special AS needed for gpu_neon
	580	plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.o: plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
	581	$(CC) $(CFLAGS) -c $^ -o $@