[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
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)

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 $(CFLAGS) include/arm_features.h | grep 'HAVE_NEON32'))
	BUILTIN_GPU = neon
endif
endif
ifneq (,$(findstring $(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
	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
   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)

# 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
	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
	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

# 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
	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 :=
	DYNAREC := 0 # missing sysconf()

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

# 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

# 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

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

# Nintendo GC/Wii/WiiU
else ifneq (,$(filter $(platform),ngc wii wiiu))
	TARGET := $(TARGET_NAME)_libretro_$(platform).a
	ifeq ($(platform), ngc)
		CFLAGS += -DHW_DOL -mogc
		DYNAREC := 0 # missing sysconf()
	else ifeq ($(platform), wii)
		CFLAGS += -DHW_RVL -mrvl
		DYNAREC := 0 # missing sysconf()
	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 :=

# 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 :=

#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
	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
   STATIC_LINKING = 1

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