[pcsx_rearmed.git] / Makefile.libretro

# Makefile for PCSX ReARMed (libretro)

DEBUG ?= 0
WANT_ZLIB ?= 1
HAVE_CHD ?= 1
HAVE_PHYSICAL_CDROM ?= 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
LD ?= ld
CFLAGS ?=

# early compiler overrides
ifeq ($(platform),ios-arm64)
	CC = cc -arch arm64 -isysroot $(IOSSDK)
	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
else ifneq (,$(findstring ios,$(platform)))
	CC = cc -arch armv7 -isysroot $(IOSSDK)
	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
else ifeq ($(platform), tvos-arm64)
	ifeq ($(IOSSDK),)
		IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
	endif
	CC = cc -arch arm64 -isysroot $(IOSSDK)
	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
else ifeq ($(platform), osx)
   ifeq ($(CROSS_COMPILE),1)
	TARGET_RULE = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
	CFLAGS   += $(TARGET_RULE)
	CXXFLAGS += $(TARGET_RULE)
	LDFLAGS  += $(TARGET_RULE)
   endif
else ifeq ($(platform), psl1ght)
	CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
	AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
else ifeq ($(platform), psp1)
	CC = psp-gcc$(EXE_EXT)
	AR = psp-ar$(EXE_EXT)
else ifeq ($(platform), vita)
	CC = arm-vita-eabi-gcc$(EXE_EXT)
	AR = arm-vita-eabi-ar$(EXE_EXT)
else ifeq ($(platform), ctr)
	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)
else ifeq ($(platform), xenon)
	CC = xenon-gcc$(EXE_EXT)
	AR = xenon-ar$(EXE_EXT)
else ifneq (,$(filter $(platform),ngc wii wiiu))
	CC  = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
	AR  = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
else ifeq ($(platform), qnx)
	CC = qcc -Vgcc_ntoarmv7le
else ifeq ($(platform), miyoo)
	CC = /opt/miyoo/usr/bin/arm-linux-gcc
	CXX = /opt/miyoo/usr/bin/arm-linux-g++
endif
CC_AS ?= $(CC)

# workaround wrong owner in libretro infra
GIT_VERSION1 := $(shell test -d /builds/libretro/pcsx_rearmed && git rev-parse --short HEAD 2>&1)
ifneq ($(findstring dubious ownership,$(GIT_VERSION1)),)
DUMMY := $(shell git config --global --add safe.directory /builds/libretro/pcsx_rearmed)
endif

TARGET_NAME := pcsx_rearmed
ARCH_DETECTED := $(shell $(CC) $(CFLAGS) -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 $(CFLAGS) include/arm_features.h | grep 'HAVE_NEON32'))
	BUILTIN_GPU = neon
endif
endif
ifneq (,$(filter $(ARCH_DETECTED),i686 x86_64 arm64 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

# ODROIDN2
else ifneq (,$(findstring CortexA73_G12B,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	ARCH = arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = ari64
	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	CFLAGS += -march=armv8-a+crc -mcpu=cortex-a73 -mtune=cortex-a73.cortex-a53

# ALLWINNER H5
else ifneq (,$(findstring h5,$(platform)))
	TARGET := $(TARGET_NAME)_libretro.so
	fpic := -fPIC
	ARCH = arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = ari64
	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	CFLAGS += -march=armv8-a+crc -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
   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
	CFLAGS  += $(ARCHFLAGS)
	CXXFLAGS  += $(ARCHFLAGS)
	LDFLAGS += $(ARCHFLAGS)
	HAVE_PHYSICAL_CDROM = 0

# 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)
	ARCH := arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = 0
else
	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
	HAVE_PHYSICAL_CDROM = 0
	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
	ARCH := arm64
	BUILTIN_GPU = neon
	HAVE_NEON = 1
	DYNAREC = 0
	HAVE_PHYSICAL_CDROM = 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_DYLIB -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
   NO_POSIX_MEMALIGN := 1
   NO_PTHREAD=1
   LIBPTHREAD :=
   STATIC_LINKING=1
   BUILTIN_GPU = neon
   HAVE_NEON = 1
   DYNAREC = ari64
   HAVE_PHYSICAL_CDROM = 0

# Lakka Switch (arm64)
else ifeq ($(platform), arm64)
   TARGET := $(TARGET_NAME)_libretro.so
   ARCH := arm64
   BUILTIN_GPU = neon
   HAVE_NEON = 1
   DYNAREC = ari64
   HAVE_PHYSICAL_CDROM = 0
   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
	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	CFLAGS += -DNO_DYLIB
	NO_UNDEF_CHECK := 1
	STATIC_LINKING := 1
	NO_MMAP := 1
	NO_PTHREAD := 1
	LIBPTHREAD :=
	LIBDL :=
	NEED_SYSCONF := 1
	HAVE_PHYSICAL_CDROM = 0

# PSP
else ifeq ($(platform), psp1)
	TARGET := $(TARGET_NAME)_libretro_psp1.a
	CFLAGS += -DPSP -G0
	HAVE_PHYSICAL_CDROM = 0

# Vita
else ifeq ($(platform), vita)
	TARGET := $(TARGET_NAME)_libretro_vita.a
	CFLAGS += -DVITA
	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
	CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize -funroll-loops
	CFLAGS += -fno-optimize-sibling-calls
	CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
	CFLAGS += -DNO_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
	NO_PTHREAD=1
	NO_POSIX_MEMALIGN := 1
	HAVE_PHYSICAL_CDROM = 0

# CTR(3DS)
else ifeq ($(platform), ctr)
	TARGET := $(TARGET_NAME)_libretro_ctr.a
	CFLAGS += -DARM11 -D_3DS -DNO_DYLIB -DGPU_UNAI_USE_FLOATMATH -DGPU_UNAI_USE_FLOAT_DIV_MULTINV
	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
	CFLAGS += -Wall -mword-relocations
	CFLAGS += -fomit-frame-pointer -ffast-math -funroll-loops
	CFLAGS += -Ifrontend/3ds -I$(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
	NO_POSIX_MEMALIGN := 1
	HAVE_PHYSICAL_CDROM = 0

# Xbox 360
else ifeq ($(platform), xenon)
	TARGET := $(TARGET_NAME)_libretro_xenon360.a
	CFLAGS += -D__LIBXENON__ -m32 -D__ppc__
	HAVE_PHYSICAL_CDROM = 0

# Nintendo GC/Wii/WiiU
else ifneq (,$(filter $(platform),ngc wii wiiu))
	TARGET := $(TARGET_NAME)_libretro_$(platform).a
	ifeq ($(platform), ngc)
		CFLAGS += -DHW_DOL -mogc
		NEED_SYSCONF := 1
	else ifeq ($(platform), wii)
		CFLAGS += -DHW_RVL -mrvl
		NEED_SYSCONF := 1
	else ifeq ($(platform), wiiu)
		# -mwup was removed in newer devkitPPC versions
		CFLAGS += -DHW_WUP
		CFLAGS += -I frontend/wiiu
		LIGHTREC_CUSTOM_MAP := 1
		LIGHTREC_CUSTOM_MAP_OBJ := libpcsxcore/lightrec/mem_wiiu.o
	endif
	ARCH = powerpc
	BUILTIN_GPU = peops
	CFLAGS += -D__ppc__ -D__powerpc__
	CFLAGS += -DGEKKO -mcpu=750 -meabi -mhard-float
	CFLAGS += -DNO_DYLIB
	STATIC_LINKING := 1
	THREAD_RENDERING := 0
	NO_PTHREAD := 1
	NO_MMAP := 1
	NO_POSIX_MEMALIGN := 1
	LIBDL :=
	LIBPTHREAD :=
	LIBRT :=
	HAVE_PHYSICAL_CDROM = 0

# QNX
else ifeq ($(platform), qnx)
	TARGET := $(TARGET_NAME)_libretro_qnx.so
	fpic := -fPIC
	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 :=
	HAVE_PHYSICAL_CDROM = 0

#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=auto -fuse-linker-plugin \
	-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 \
	-fno-stack-protector -fomit-frame-pointer \
	-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
	fpic := -fPIC
	CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant
	CFLAGS += -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
   NO_MMAP = 1
   CFLAGS += -DNO_DYLIB -DNO_SOCKET
   CFLAGS += -msimd128 -ftree-vectorize
   LIBPTHREAD :=
   NO_PTHREAD=1
   DYNAREC =
   STATIC_LINKING = 1
   HAVE_PHYSICAL_CDROM = 0

# Windows
else
	TARGET := $(TARGET_NAME)_libretro.dll
	PLATFORM = libretro
	MAIN_LDFLAGS += -static-libgcc -static-libstdc++
ifneq ($(DEBUG),1)
	MAIN_LDFLAGS += -s
endif
	CFLAGS += -D__WIN32__ -DNO_DYLIB
	MMAP_WIN32=1
	NO_PTHREAD=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)
 ifeq (,$(findstring $(platform),win32))
 MAIN_LDFLAGS += -Wl,-version-script=frontend/link.T
 endif
 ifneq ($(STATIC_LINKING), 1)
 CFLAGS += -ffunction-sections -fdata-sections
 endif
MAIN_LDFLAGS += -Wl,--gc-sections -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

$(info TARGET:      $(TARGET))
$(info platform:    $(platform))
$(info ARCH:        $(ARCH))
$(info DYNAREC:     $(DYNAREC))
$(info BUILTIN_GPU: $(BUILTIN_GPU))
$(info CC:          $(CC) : $(shell $(CC) --version | head -1))
$(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 $@
Commit	Line	Data
	1	# Makefile for PCSX ReARMed (libretro)
	2
	3	DEBUG ?= 0
	4	WANT_ZLIB ?= 1
	5	HAVE_CHD ?= 1
	6	HAVE_PHYSICAL_CDROM ?= 1
	7	USE_LIBRETRO_VFS ?= 0
	8
	9	# Dynarec options: lightrec, ari64
	10	DYNAREC ?= lightrec
	11
	12	ifeq ($(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,$(shell uname -a)),)
	21	platform = win
	22	endif
	23	endif
	24
	25	CC ?= gcc
	26	CXX ?= g++
	27	AS ?= as
	28	LD ?= ld
	29	CFLAGS ?=
	30
	31	# early compiler overrides
	32	ifeq ($(platform),ios-arm64)
	33	CC = cc -arch arm64 -isysroot $(IOSSDK)
	34	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	35	else ifneq (,$(findstring ios,$(platform)))
	36	CC = cc -arch armv7 -isysroot $(IOSSDK)
	37	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
	38	else ifeq ($(platform), tvos-arm64)
	39	ifeq ($(IOSSDK),)
	40	IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
	41	endif
	42	CC = cc -arch arm64 -isysroot $(IOSSDK)
	43	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
	44	else ifeq ($(platform), osx)
	45	ifeq ($(CROSS_COMPILE),1)
	46	TARGET_RULE = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
	47	CFLAGS += $(TARGET_RULE)
	48	CXXFLAGS += $(TARGET_RULE)
	49	LDFLAGS += $(TARGET_RULE)
	50	endif
	51	else ifeq ($(platform), psl1ght)
	52	CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
	53	AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
	54	else ifeq ($(platform), psp1)
	55	CC = psp-gcc$(EXE_EXT)
	56	AR = psp-ar$(EXE_EXT)
	57	else ifeq ($(platform), vita)
	58	CC = arm-vita-eabi-gcc$(EXE_EXT)
	59	AR = arm-vita-eabi-ar$(EXE_EXT)
	60	else ifeq ($(platform), ctr)
	61	CC = $(DEVKITARM)/bin/arm-none-eabi-gcc$(EXE_EXT)
	62	CXX = $(DEVKITARM)/bin/arm-none-eabi-g++$(EXE_EXT)
	63	AR = $(DEVKITARM)/bin/arm-none-eabi-ar$(EXE_EXT)
	64	else ifeq ($(platform), xenon)
	65	CC = xenon-gcc$(EXE_EXT)
	66	AR = xenon-ar$(EXE_EXT)
	67	else ifneq (,$(filter $(platform),ngc wii wiiu))
	68	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
	69	CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
	70	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
	71	else ifeq ($(platform), qnx)
	72	CC = qcc -Vgcc_ntoarmv7le
	73	else ifeq ($(platform), miyoo)
	74	CC = /opt/miyoo/usr/bin/arm-linux-gcc
	75	CXX = /opt/miyoo/usr/bin/arm-linux-g++
	76	endif
	77	CC_AS ?= $(CC)
	78
	79	# workaround wrong owner in libretro infra
	80	GIT_VERSION1 := $(shell test -d /builds/libretro/pcsx_rearmed && git rev-parse --short HEAD 2>&1)
	81	ifneq ($(findstring dubious ownership,$(GIT_VERSION1)),)
	82	DUMMY := $(shell git config --global --add safe.directory /builds/libretro/pcsx_rearmed)
	83	endif
	84
	85	TARGET_NAME := pcsx_rearmed
	86	ARCH_DETECTED := $(shell $(CC) $(CFLAGS) -dumpmachine \| awk -F- '{print $$1}')
	87	GIT_VERSION := " $(shell git rev-parse --short HEAD \|\| echo unknown)"
	88	ifneq ($(GIT_VERSION)," unknown")
	89	CFLAGS += -DGIT_VERSION=\"$(GIT_VERSION)\"
	90	endif
	91	ifneq ($(WANT_ZLIB),1)
	92	LIBZ := -lz
	93	endif
	94	LIBPTHREAD := -lpthread
	95	ifneq ($(findstring Haiku,$(shell uname -s)),)
	96	LIBDL := -lroot -lnetwork
	97	else
	98	LIBDL := -ldl
	99	endif
	100	LIBM := -lm
	101	MMAP_WIN32 = 0
	102	EXTRA_LDFLAGS =
	103
	104	# select some defaults
	105	ifneq (,$(findstring $(ARCH_DETECTED),arm aarch64))
	106	DYNAREC = ari64
	107	ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep 'define __thumb__'))
	108	# must disable thumb as ari64 can't handle it
	109	CFLAGS += -marm
	110	endif
	111	ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep 'HAVE_NEON32'))
	112	BUILTIN_GPU = neon
	113	endif
	114	endif
	115	ifneq (,$(filter $(ARCH_DETECTED),i686 x86_64 arm64 aarch64))
	116	BUILTIN_GPU = neon
	117	endif
	118
	119	# platform specific options
	120
	121	# Unix
	122	ifeq ($(platform), unix)
	123	TARGET := $(TARGET_NAME)_libretro.so
	124	fpic := -fPIC
	125	THREAD_RENDERING = 1
	126	ifeq ($(shell uname),Linux)
	127	LIGHTREC_CUSTOM_MAP := 1
	128	endif
	129
	130	# ODROIDN2
	131	else ifneq (,$(findstring CortexA73_G12B,$(platform)))
	132	TARGET := $(TARGET_NAME)_libretro.so
	133	fpic := -fPIC
	134	ARCH = arm64
	135	BUILTIN_GPU = neon
	136	HAVE_NEON = 1
	137	DYNAREC = ari64
	138	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	139	CFLAGS += -march=armv8-a+crc -mcpu=cortex-a73 -mtune=cortex-a73.cortex-a53
	140
	141	# ALLWINNER H5
	142	else ifneq (,$(findstring h5,$(platform)))
	143	TARGET := $(TARGET_NAME)_libretro.so
	144	fpic := -fPIC
	145	ARCH = arm64
	146	BUILTIN_GPU = neon
	147	HAVE_NEON = 1
	148	DYNAREC = ari64
	149	CFLAGS += -fomit-frame-pointer -ffast-math -DARM
	150	CFLAGS += -march=armv8-a+crc -mcpu=cortex-a53 -mtune=cortex-a53
	151
	152	else ifeq ($(platform), linux-portable)
	153	TARGET := $(TARGET_NAME)_libretro.so
	154	fpic := -fPIC -nostdlib
	155	EXTRA_LDFLAGS += -fPIC -nostdlib
	156	LIBZ :=
	157	LIBPTHREAD :=
	158	LIBDL :=
	159	LIBM :=
	160	NO_UNDEF_CHECK = 1
	161	LIGHTREC_CUSTOM_MAP := 1
	162
	163	# OS X
	164	else ifeq ($(platform), osx)
	165	DYNAREC := 0
	166	TARGET := $(TARGET_NAME)_libretro.dylib
	167	fpic := -fPIC
	168	MACSOSVER = `sw_vers -productVersion \| cut -d. -f 1`
	169	OSXVER = `sw_vers -productVersion \| cut -d. -f 2`
	170	OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
	171	ifeq ($(OSX_LT_MAVERICKS),YES)
	172	fpic += -mmacosx-version-min=10.1
	173	endif
	174	CFLAGS += $(ARCHFLAGS)
	175	CXXFLAGS += $(ARCHFLAGS)
	176	LDFLAGS += $(ARCHFLAGS)
	177	HAVE_PHYSICAL_CDROM = 0
	178
	179	# iOS
	180	else ifneq (,$(findstring ios,$(platform)))
	181	TARGET := $(TARGET_NAME)_libretro_ios.dylib
	182	MINVERSION :=
	183	ifeq ($(DYNAREC),lightrec)
	184	# Override
	185	DYNAREC := 0
	186	endif
	187	fpic := -fPIC
	188
	189	ifeq ($(IOSSDK),)
	190	IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
	191	endif
	192
	193	CFLAGS += -DIOS -marm
	194	ifeq ($(platform),ios-arm64)
	195	ARCH := arm64
	196	BUILTIN_GPU = neon
	197	HAVE_NEON = 1
	198	DYNAREC = 0
	199	else
	200	ARCH := arm
	201	HAVE_NEON = 1
	202	HAVE_NEON_ASM = 1
	203	BUILTIN_GPU = neon
	204	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	205	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	206	endif
	207	HAVE_PHYSICAL_CDROM = 0
	208	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
	209	ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
	210	MINVERSION = -miphoneos-version-min=8.0
	211	else
	212	MINVERSION = -miphoneos-version-min=5.0
	213	endif
	214	CFLAGS += $(MINVERSION)
	215
	216	else ifeq ($(platform), tvos-arm64)
	217	TARGET := $(TARGET_NAME)_libretro_tvos.dylib
	218	MINVERSION :=
	219	ifeq ($(DYNAREC),lightrec)
	220	# Override
	221	DYNAREC := 0
	222	endif
	223	fpic := -fPIC
	224
	225	ifeq ($(IOSSDK),)
	226	IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
	227	endif
	228
	229	CFLAGS += -DIOS -DTVOS
	230	ARCH := arm64
	231	BUILTIN_GPU = neon
	232	HAVE_NEON = 1
	233	DYNAREC = 0
	234	HAVE_PHYSICAL_CDROM = 0
	235	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
	236
	237	# Nintendo Switch (libnx)
	238	else ifeq ($(platform), libnx)
	239	export DEPSDIR := $(CURDIR)/
	240	include $(DEVKITPRO)/libnx/switch_rules
	241	TARGET := $(TARGET_NAME)_libretro_$(platform).a
	242	ARCH := arm64
	243	HAVE_VFS_FD = 0
	244	CFLAGS += -O3 -fomit-frame-pointer -ffast-math -I$(DEVKITPRO)/libnx/include/ -fPIE -Wl,--allow-multiple-definition # -include $(LIBNX)/include/switch.h
	245	CFLAGS += -specs=$(DEVKITPRO)/libnx/switch.specs -DNO_DYLIB -D__arm64__ -D__ARM_NEON__
	246	CFLAGS += -D__SWITCH__ -DHAVE_LIBNX
	247	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
	248	CFLAGS += -ftree-vectorize
	249	CFLAGS += -Ifrontend/switch -ftree-vectorize
	250	NO_POSIX_MEMALIGN := 1
	251	NO_PTHREAD=1
	252	LIBPTHREAD :=
	253	STATIC_LINKING=1
	254	BUILTIN_GPU = neon
	255	HAVE_NEON = 1
	256	DYNAREC = ari64
	257	HAVE_PHYSICAL_CDROM = 0
	258
	259	# Lakka Switch (arm64)
	260	else ifeq ($(platform), arm64)
	261	TARGET := $(TARGET_NAME)_libretro.so
	262	ARCH := arm64
	263	BUILTIN_GPU = neon
	264	HAVE_NEON = 1
	265	DYNAREC = ari64
	266	HAVE_PHYSICAL_CDROM = 0
	267	fpic := -fPIC
	268	CFLAGS := $(filter-out -O2, $(CFLAGS))
	269	CFLAGS += -O3 -ftree-vectorize
	270
	271	# Lightweight PS3 Homebrew SDK
	272	else ifeq ($(platform), psl1ght)
	273	TARGET := $(TARGET_NAME)_libretro_psl1ght.a
	274	CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__
	275	CFLAGS += -DNO_DYLIB
	276	NO_UNDEF_CHECK := 1
	277	STATIC_LINKING := 1
	278	NO_MMAP := 1
	279	NO_PTHREAD := 1
	280	LIBPTHREAD :=
	281	LIBDL :=
	282	NEED_SYSCONF := 1
	283	HAVE_PHYSICAL_CDROM = 0
	284
	285	# PSP
	286	else ifeq ($(platform), psp1)
	287	TARGET := $(TARGET_NAME)_libretro_psp1.a
	288	CFLAGS += -DPSP -G0
	289	HAVE_PHYSICAL_CDROM = 0
	290
	291	# Vita
	292	else ifeq ($(platform), vita)
	293	TARGET := $(TARGET_NAME)_libretro_vita.a
	294	CFLAGS += -DVITA
	295	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
	296	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
	297	CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize -funroll-loops
	298	CFLAGS += -fno-optimize-sibling-calls
	299	CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
	300	CFLAGS += -DNO_DYLIB
	301	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
	302
	303	# CFLAGS += -U__ARM_NEON__
	304	HAVE_NEON = 1
	305	HAVE_NEON_ASM = 1
	306	BUILTIN_GPU = neon
	307
	308	DYNAREC = ari64
	309	ARCH = arm
	310	STATIC_LINKING = 1
	311	NO_PTHREAD=1
	312	NO_POSIX_MEMALIGN := 1
	313	HAVE_PHYSICAL_CDROM = 0
	314
	315	# CTR(3DS)
	316	else ifeq ($(platform), ctr)
	317	TARGET := $(TARGET_NAME)_libretro_ctr.a
	318	CFLAGS += -DARM11 -D_3DS -DNO_DYLIB -DGPU_UNAI_USE_FLOATMATH -DGPU_UNAI_USE_FLOAT_DIV_MULTINV
	319	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
	320	CFLAGS += -Wall -mword-relocations
	321	CFLAGS += -fomit-frame-pointer -ffast-math -funroll-loops
	322	CFLAGS += -Ifrontend/3ds -I$(CTRULIB)/include
	323	CFLAGS += -Werror=implicit-function-declaration
	324	CFLAGS += -DHAVE_UNISTD_H
	325
	326	OBJS += frontend/3ds/utils.o
	327
	328	# CFLAGS += -DPCSX
	329	BUILTIN_GPU = unai
	330	THREAD_RENDERING = 1
	331	DYNAREC = ari64
	332	ARCH = arm
	333	HAVE_NEON = 0
	334	STATIC_LINKING = 1
	335	NO_POSIX_MEMALIGN := 1
	336	HAVE_PHYSICAL_CDROM = 0
	337
	338	# Xbox 360
	339	else ifeq ($(platform), xenon)
	340	TARGET := $(TARGET_NAME)_libretro_xenon360.a
	341	CFLAGS += -D__LIBXENON__ -m32 -D__ppc__
	342	HAVE_PHYSICAL_CDROM = 0
	343
	344	# Nintendo GC/Wii/WiiU
	345	else ifneq (,$(filter $(platform),ngc wii wiiu))
	346	TARGET := $(TARGET_NAME)_libretro_$(platform).a
	347	ifeq ($(platform), ngc)
	348	CFLAGS += -DHW_DOL -mogc
	349	NEED_SYSCONF := 1
	350	else ifeq ($(platform), wii)
	351	CFLAGS += -DHW_RVL -mrvl
	352	NEED_SYSCONF := 1
	353	else ifeq ($(platform), wiiu)
	354	# -mwup was removed in newer devkitPPC versions
	355	CFLAGS += -DHW_WUP
	356	CFLAGS += -I frontend/wiiu
	357	LIGHTREC_CUSTOM_MAP := 1
	358	LIGHTREC_CUSTOM_MAP_OBJ := libpcsxcore/lightrec/mem_wiiu.o
	359	endif
	360	ARCH = powerpc
	361	BUILTIN_GPU = peops
	362	CFLAGS += -D__ppc__ -D__powerpc__
	363	CFLAGS += -DGEKKO -mcpu=750 -meabi -mhard-float
	364	CFLAGS += -DNO_DYLIB
	365	STATIC_LINKING := 1
	366	THREAD_RENDERING := 0
	367	NO_PTHREAD := 1
	368	NO_MMAP := 1
	369	NO_POSIX_MEMALIGN := 1
	370	LIBDL :=
	371	LIBPTHREAD :=
	372	LIBRT :=
	373	HAVE_PHYSICAL_CDROM = 0
	374
	375	# QNX
	376	else ifeq ($(platform), qnx)
	377	TARGET := $(TARGET_NAME)_libretro_qnx.so
	378	fpic := -fPIC
	379	HAVE_NEON = 1
	380	HAVE_NEON_ASM = 1
	381	DYNAREC = ari64
	382	BUILTIN_GPU = neon
	383	ARCH = arm
	384	CFLAGS += -D__BLACKBERRY_QNX__ -marm -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	385	ASFLAGS += -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp
	386	MAIN_LDLIBS += -lsocket
	387	LIBPTHREAD :=
	388	LIBDL :=
	389	LIBM :=
	390	HAVE_PHYSICAL_CDROM = 0
	391
	392	#Raspberry Pi 1
	393	else ifeq ($(platform), rpi1)
	394	TARGET := $(TARGET_NAME)_libretro.so
	395	fpic := -fPIC
	396	CFLAGS += -marm -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	397	ASFLAGS += -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
	398	HAVE_NEON = 0
	399	ARCH = arm
	400	BUILTIN_GPU = unai
	401	DYNAREC = ari64
	402
	403	#Raspberry Pi 2
	404	else ifeq ($(platform), rpi2)
	405	TARGET := $(TARGET_NAME)_libretro.so
	406	fpic := -fPIC
	407	CFLAGS += -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	408	ASFLAGS += -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	409	HAVE_NEON = 1
	410	HAVE_NEON_ASM = 1
	411	ARCH = arm
	412	BUILTIN_GPU = neon
	413	DYNAREC = ari64
	414
	415	#Raspberry Pi 3
	416	else ifeq ($(platform), rpi3)
	417	TARGET := $(TARGET_NAME)_libretro.so
	418	fpic := -fPIC
	419	CFLAGS += -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	420	ASFLAGS += -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	421	HAVE_NEON = 1
	422	HAVE_NEON_ASM = 1
	423	ARCH = arm
	424	BUILTIN_GPU = neon
	425	DYNAREC = ari64
	426
	427	#Raspberry Pi 3 with a 64bit GNU/Linux OS
	428	else ifeq ($(platform), rpi3_64)
	429	TARGET := $(TARGET_NAME)_libretro.so
	430	ARCH := arm64
	431	BUILTIN_GPU = neon
	432	HAVE_NEON = 1
	433	DYNAREC = ari64
	434	fpic := -fPIC
	435	CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a53 -ftree-vectorize
	436
	437	#Raspberry Pi 4 with a 32bit GNU/Linux OS
	438	else ifeq ($(platform), rpi4)
	439	TARGET := $(TARGET_NAME)_libretro.so
	440	fpic := -fPIC
	441	CFLAGS += -marm -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	442	ASFLAGS += -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	443	HAVE_NEON = 1
	444	HAVE_NEON_ASM = 1
	445	ARCH = arm
	446	BUILTIN_GPU = neon
	447	DYNAREC = ari64
	448
	449	#Raspberry Pi 4 with a 64bit GNU/Linux OS
	450	else ifeq ($(platform), rpi4_64)
	451	TARGET := $(TARGET_NAME)_libretro.so
	452	ARCH := arm64
	453	BUILTIN_GPU = neon
	454	HAVE_NEON = 1
	455	DYNAREC = ari64
	456	fpic := -fPIC
	457	CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a72 -ftree-vectorize
	458
	459	# Classic Platforms ####################
	460	# Platform affix = classic_<ISA>_<µARCH>
	461	# Help at https://modmyclassic.com/comp
	462
	463	# (armv7 a7, hard point, neon based) ###
	464	# NESC, SNESC, C64 mini
	465	else ifeq ($(platform), classic_armv7_a7)
	466	TARGET := $(TARGET_NAME)_libretro.so
	467	fpic := -fPIC
	468	CFLAGS += -Ofast \
	469	-flto=auto -fuse-linker-plugin \
	470	-fno-stack-protector -fno-ident -fomit-frame-pointer \
	471	-falign-functions=1 -falign-jumps=1 -falign-loops=1 \
	472	-fno-unwind-tables -fno-asynchronous-unwind-tables -fno-unroll-loops \
	473	-fmerge-all-constants -fno-math-errno \
	474	-marm -mtune=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
	475	CXXFLAGS += $(CFLAGS)
	476	CPPFLAGS += $(CFLAGS)
	477	ASFLAGS += $(CFLAGS)
	478	HAVE_NEON = 1
	479	HAVE_NEON_ASM = 1
	480	ARCH = arm
	481	BUILTIN_GPU = neon
	482	DYNAREC = ari64
	483	ifeq ($(shell echo `$(CC) -dumpversion` "< 4.9" \| bc -l), 1)
	484	CFLAGS += -march=armv7-a
	485	else
	486	CFLAGS += -march=armv7ve
	487	# If gcc is 5.0 or later
	488	ifeq ($(shell echo `$(CC) -dumpversion` ">= 5" \| bc -l), 1)
	489	LDFLAGS += -static-libgcc -static-libstdc++
	490	endif
	491	endif
	492
	493	# (armv8 a35, hard point, neon based) ###
	494	# PlayStation Classic
	495	else ifeq ($(platform), classic_armv8_a35)
	496	TARGET := $(TARGET_NAME)_libretro.so
	497	fpic := -fPIC
	498	CFLAGS += -Ofast \
	499	-fmerge-all-constants -fno-math-errno \
	500	-fno-stack-protector -fomit-frame-pointer \
	501	-marm -mcpu=cortex-a35 -mtune=cortex-a35 -mfpu=neon-fp-armv8 -mfloat-abi=hard
	502	HAVE_NEON = 1
	503	HAVE_NEON_ASM = 1
	504	ARCH = arm
	505	BUILTIN_GPU = neon
	506	DYNAREC = ari64
	507	LDFLAGS += -static-libgcc -static-libstdc++ -fPIC
	508
	509	#######################################
	510
	511	# ARM
	512	else ifneq (,$(findstring armv,$(platform)))
	513	TARGET := $(TARGET_NAME)_libretro.so
	514	fpic := -fPIC
	515	HAVE_NEON = 0
	516	BUILTIN_GPU = peops
	517	ifneq (,$(findstring cortexa8,$(platform)))
	518	CFLAGS += -marm -mcpu=cortex-a8
	519	ASFLAGS += -mcpu=cortex-a8
	520	else ifneq (,$(findstring cortexa7,$(platform)))
	521	CFLAGS += -marm -mcpu=cortex-a7
	522	ASFLAGS += -mcpu=cortex-a7
	523	LIBZ :=
	524	else ifneq (,$(findstring cortexa9,$(platform)))
	525	CFLAGS += -marm -mcpu=cortex-a9
	526	ASFLAGS += -mcpu=cortex-a9
	527	endif
	528	CFLAGS += -marm
	529	ifneq (,$(findstring neon,$(platform)))
	530	CFLAGS += -mfpu=neon
	531	ASFLAGS += -mfpu=neon
	532	HAVE_NEON = 1
	533	HAVE_NEON_ASM = 1
	534	BUILTIN_GPU = neon
	535	endif
	536	ifneq (,$(findstring softfloat,$(platform)))
	537	CFLAGS += -mfloat-abi=softfp
	538	ASFLAGS += -mfloat-abi=softfp
	539	else ifneq (,$(findstring hardfloat,$(platform)))
	540	CFLAGS += -mfloat-abi=hard
	541	ASFLAGS += -mfloat-abi=hard
	542	endif
	543	ARCH = arm
	544	DYNAREC = ari64
	545
	546	else ifeq ($(platform), miyoo)
	547	TARGET := $(TARGET_NAME)_libretro.so
	548	fpic := -fPIC
	549	CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant
	550	CFLAGS += -DGPU_UNAI_USE_INT_DIV_MULTINV -D_MIYOO
	551	ARCH = arm
	552	BUILTIN_GPU = unai
	553	DYNAREC = ari64
	554	HAVE_NEON = 0
	555
	556	# Emscripten
	557	else ifeq ($(platform), emscripten)
	558	TARGET := $(TARGET_NAME)_libretro_$(platform).bc
	559	fpic := -fPIC
	560	NO_MMAP = 1
	561	CFLAGS += -DNO_DYLIB -DNO_SOCKET
	562	CFLAGS += -msimd128 -ftree-vectorize
	563	LIBPTHREAD :=
	564	NO_PTHREAD=1
	565	DYNAREC =
	566	STATIC_LINKING = 1
	567	HAVE_PHYSICAL_CDROM = 0
	568
	569	# Windows
	570	else
	571	TARGET := $(TARGET_NAME)_libretro.dll
	572	PLATFORM = libretro
	573	MAIN_LDFLAGS += -static-libgcc -static-libstdc++
	574	ifneq ($(DEBUG),1)
	575	MAIN_LDFLAGS += -s
	576	endif
	577	CFLAGS += -D__WIN32__ -DNO_DYLIB
	578	MMAP_WIN32=1
	579	NO_PTHREAD=1
	580	MAIN_LDLIBS += -lws2_32
	581	LIBPTHREAD :=
	582	LIBDL :=
	583	LIBM :=
	584	USE_LIBRETRO_VFS = 1
	585	endif
	586
	587	CFLAGS += $(fpic)
	588	MAIN_LDFLAGS += -shared
	589	MAIN_LDLIBS += $(LIBPTHREAD) $(LIBM) $(LIBDL) $(LIBZ)
	590
	591	# enable large file support if available
	592	ifeq ($(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep __SIZEOF_LONG__ \| awk '{print $$3}'),4)
	593	CFLAGS += -D_FILE_OFFSET_BITS=64
	594	endif
	595
	596	# try to autodetect stuff for the lazy
	597	ifndef ARCH
	598	ARCH = $(ARCH_DETECTED)
	599	endif
	600	ifndef HAVE_NEON_ASM
	601	# asm for 32bit only
	602	HAVE_NEON_ASM = $(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h \| grep -q HAVE_NEON32 && echo 1 \|\| echo 0)
	603	endif
	604	ifeq ($(NO_UNDEF_CHECK)$(shell $(LD) -v 2> /dev/null \| awk '{print $$1}'),GNU)
	605	ifeq (,$(findstring $(platform),win32))
	606	MAIN_LDFLAGS += -Wl,-version-script=frontend/link.T
	607	endif
	608	ifneq ($(STATIC_LINKING), 1)
	609	CFLAGS += -ffunction-sections -fdata-sections
	610	endif
	611	MAIN_LDFLAGS += -Wl,--gc-sections -Wl,--no-undefined
	612	endif
	613	ifdef ALLOW_LIGHTREC_ON_ARM
	614	CFLAGS += -DALLOW_LIGHTREC_ON_ARM
	615	endif
	616	ifeq ($(BUILTIN_GPU),neon)
	617	ifneq (,$(findstring $(ARCH),x86 i686))
	618	CFLAGS_GPU_NEON ?= -msse2 # required
	619	endif
	620	ifeq ($(ARCH),x86_64)
	621	CFLAGS_GPU_NEON ?= -mssse3 # optional, for more perf
	622	endif
	623	CFLAGS += $(CFLAGS_GPU_NEON)
	624	endif
	625
	626	TARGET ?= libretro.so
	627	PLATFORM = libretro
	628	BUILTIN_GPU ?= peops
	629	SOUND_DRIVERS = libretro
	630	PLUGINS =
	631	NO_CONFIG_MAK = yes
	632
	633	$(info TARGET: $(TARGET))
	634	$(info platform: $(platform))
	635	$(info ARCH: $(ARCH))
	636	$(info DYNAREC: $(DYNAREC))
	637	$(info BUILTIN_GPU: $(BUILTIN_GPU))
	638	$(info CC: $(CC) : $(shell $(CC) --version \| head -1))
	639	$(info CFLAGS: $(CFLAGS))
	640	$(info MAIN_LDLIBS: $(MAIN_LDLIBS))
	641	$(info )
	642
	643	include Makefile
	644
	645	# no special AS needed for gpu_neon
	646	plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.o: plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
	647	$(CC) $(CFLAGS) -c $^ -o $@