Add PLATFORM_DEFINES for PLATFORM_SUPPORTS_*** color format

Makefile.libretro

@@ -72,12 +72,14 @@ ifneq ($(findstring SunOS,$(shell uname -a)),)
 else
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
 endif
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888
 
 else ifeq ($(platform), linux-portable)
 	TARGET := $(TARGET_NAME)_libretro.so
 	fpic := -fPIC -nostdlib
 	SHARED := -shared -Wl,--version-script=$(LINK_T)
 	LIBM :=
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888
 # OS X
 else ifeq ($(platform), osx)
 	TARGET := $(TARGET_NAME)_libretro.dylib
@@ -101,14 +103,13 @@ else ifeq ($(platform), osx)
 		CFLAGS += $(ARCHFLAGS)
 		LDFLAGS += $(ARCHFLAGS)
 	endif
-
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888
 # iOS
 else ifneq (,$(findstring ios,$(platform)))
 
 	TARGET := $(TARGET_NAME)_libretro_ios.dylib
 	fpic := -fPIC
 	SHARED := -dynamiclib
-	CFLAGS += -DIOS
 	ifeq ($(IOSSDK),)
 		IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
 	endif
@@ -117,15 +118,14 @@ else ifneq (,$(findstring ios,$(platform)))
 	else
 	  CC = cc -arch armv7 -isysroot $(IOSSDK)
 	endif
-	CFLAGS += -DIOS
 ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
 	CC +=  -miphoneos-version-min=8.0
 	CFLAGS += -miphoneos-version-min=8.0
 else
 	CC +=  -miphoneos-version-min=5.0
 	CFLAGS += -miphoneos-version-min=5.0
 endif
-
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888 -DIOS
 # tvOS
 else ifeq ($(platform), tvos-arm64)
 	TARGET := $(TARGET_NAME)_libretro_tvos.dylib
@@ -137,6 +137,7 @@ else ifeq ($(platform), tvos-arm64)
 	endif
 	CC = clang -arch arm64 -isysroot $(IOSSDK)
 	CXX = clang++ -arch arm64 -isysroot $(IOSSDK)
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888
 
 # Theos iOS
 else ifeq ($(platform), theos_ios)
@@ -147,6 +148,7 @@ else ifeq ($(platform), theos_ios)
 	THEOS_BUILD_DIR := objs
 	include $(THEOS)/makefiles/common.mk
 	LIBRARY_NAME = $(TARGET_NAME)_libretro_ios
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888
 
 # QNX
 else ifeq ($(platform), qnx)
@@ -164,7 +166,8 @@ else ifeq ($(platform), ps2)
 	AR = mips64r5900el-ps2-elf-ar$(EXE_EXT)
 	FCEU_DEFINES := -DPATH_MAX=1024 -DINLINE=inline -DFCEU_VERSION_NUMERIC=9813 -DHAVE_ASPRINTF
 	ENDIANNESS_DEFINES := -DLSB_FIRST -DLOCAL_LE=1
-	PLATFORM_DEFINES := -DPS2 -D_EE -G0 -DFRONTEND_SUPPORTS_ABGR1555 -DRENDER_GSKIT_PS2
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ABGR1555 -DPS2
+	PLATFORM_DEFINES += -D_EE -G0 -DRENDER_GSKIT_PS2
 	PLATFORM_DEFINES += -I$(PS2SDK)/ee/include -I$(PS2SDK)/common/include -I$(PS2DEV)/gsKit/include
 	STATIC_LINKING=1
 	EXTERNAL_ZLIB=1
@@ -175,8 +178,8 @@ else ifeq ($(platform), psp1)
 	TARGET := $(TARGET_NAME)_libretro_$(platform).a
 	CC = psp-gcc$(EXE_EXT)
 	AR = psp-ar$(EXE_EXT)
-	PLATFORM_DEFINES := -DPSP -G0
-	PLATFORM_DEFINES += -march=allegrex -mfp32 -mgp32 -mlong32 -mabi=eabi
+	PLATFORM_DEFINES := -DPSP
+	PLATFORM_DEFINES += -G0 -march=allegrex -mfp32 -mgp32 -mlong32 -mabi=eabi
 	PLATFORM_DEFINES += -fomit-frame-pointer -fstrict-aliasing
 	PLATFORM_DEFINES += -falign-functions=32 -falign-loops -falign-labels -falign-jumps
 	STATIC_LINKING=1
@@ -200,13 +203,15 @@ else ifeq ($(platform), dos)
 	CFLAGS += -march=i386
 	STATIC_LINKING=1
 	EXTERNAL_ZLIB=1
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_RGB565
 
 # CTR(3DS)
 else ifeq ($(platform), ctr)
 	TARGET := $(TARGET_NAME)_libretro_$(platform).a
 	CC = $(DEVKITARM)/bin/arm-none-eabi-gcc$(EXE_EXT)
 	AR = $(DEVKITARM)/bin/arm-none-eabi-ar$(EXE_EXT)
-	PLATFORM_DEFINES := -DARM11 -D_3DS
+	PLATFORM_DEFINES := -FRONTEND_SUPPORTS_RGB565 -D_3DS
+	PLATFORM_DEFINES += -DARM11
 	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard
 	CFLAGS += -Wall -mword-relocations
 	CFLAGS += -fomit-frame-pointer -fstrict-aliasing -ffast-math
@@ -222,6 +227,7 @@ else ifeq ($(platform), rpi1)
 	CFLAGS += -DARM11
 	CFLAGS += -marm -march=armv6j -mfpu=vfp -mfloat-abi=hard -funsafe-math-optimizations
 	CFLAGS += -fomit-frame-pointer -fstrict-aliasing -ffast-math
+	PLATFORM_DEFINES := -FRONTEND_SUPPORTS_RGB565
 
 # Raspberry Pi 2
 else ifeq ($(platform), rpi2)
@@ -231,6 +237,7 @@ else ifeq ($(platform), rpi2)
 	CFLAGS += -DARM
 	CFLAGS += -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard -funsafe-math-optimizations
 	CFLAGS += -fomit-frame-pointer -fstrict-aliasing -ffast-math
+	PLATFORM_DEFINES := -FRONTEND_SUPPORTS_ARGB888
 
 # Raspberry Pi 3
 else ifeq ($(platform), rpi3)
@@ -240,6 +247,7 @@ else ifeq ($(platform), rpi3)
 	CFLAGS += -DARM
 	CFLAGS += -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard -funsafe-math-optimizations
 	CFLAGS += -fomit-frame-pointer -fstrict-aliasing -ffast-math
+	PLATFORM_DEFINES := -FRONTEND_SUPPORTS_ARGB888
 
 # Raspberry Pi 3 (64 bit)
 else ifeq ($(platform), rpi3_64)
@@ -248,6 +256,7 @@ else ifeq ($(platform), rpi3_64)
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
 	CFLAGS += -mcpu=cortex-a53 -mtune=cortex-a53 -funsafe-math-optimizations
 	CFLAGS += -fomit-frame-pointer -fstrict-aliasing -ffast-math
+	PLATFORM_DEFINES := -FRONTEND_SUPPORTS_ARGB888
 
 # Raspberry Pi 4 (64-bit)
 else ifneq (,$(findstring rpi4,$(platform)))
@@ -256,13 +265,14 @@ else ifneq (,$(findstring rpi4,$(platform)))
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
 	CFLAGS += -mcpu=cortex-a72 -mtune=cortex-a72 -funsafe-math-optimizations
 	CFLAGS += -fomit-frame-pointer -fstrict-aliasing -ffast-math
+	PLATFORM_DEFINES := -FRONTEND_SUPPORTS_ARGB888
 
 # Lightweight PS3 Homebrew SDK
 else ifneq (,$(filter $(platform), ps3 psl1ght))
     ENDIANNESS_DEFINES =  -DMSB_FIRST
     EXTERNAL_ZLIB = 1
     STATIC_LINKING = 1
-    PLATFORM_DEFINES += -D__PS3__
+    PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888 -D__PS3__
 
     ifeq ($(platform), psl1ght)
         PLATFORM_DEFINES += -D__PSL1GHT__ -I$(PS3DEV)/ppu/include
@@ -278,7 +288,7 @@ else ifeq ($(platform), xenon)
 	TARGET := $(TARGET_NAME)_libretro_xenon360.a
 	CC = xenon-gcc$(EXE_EXT)
 	AR = xenon-ar$(EXE_EXT)
-	PLATFORM_DEFINES := -D__LIBXENON__
+	PLATFORM_DEFINES := -DFRONTEND_SUPPORTS_ARGB888 -D__LIBXENON__
 	ENDIANNESS_DEFINES += -DMSB_FIRST
 	STATIC_LINKING=1
 	EXTERNAL_ZLIB=1
@@ -288,7 +298,8 @@ else ifeq ($(platform), ngc)
 	TARGET := $(TARGET_NAME)_libretro_$(platform).a
 	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
 	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
-	PLATFORM_DEFINES := -DGEKKO -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float
+	PLATFORM_DEFINES := -DGEKKO -DPLATFORM_SUPPORTS_RGB565
+	PLATFORM_DEFINES += -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float
 	PLATFORM_DEFINES += -U__INT32_TYPE__ -U __UINT32_TYPE__ -D__INT32_TYPE__=int
 	ENDIANNESS_DEFINES += -DMSB_FIRST
 	STATIC_LINKING=1
@@ -299,7 +310,8 @@ else ifeq ($(platform), wii)
 	TARGET := $(TARGET_NAME)_libretro_$(platform).a
 	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
 	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
-	PLATFORM_DEFINES := -DGEKKO -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float
+	PLATFORM_DEFINES := -DGEKKO -DPLATFORM_SUPPORTS_ARGB888
+	PLATFORM_DEFINES += -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float
 	PLATFORM_DEFINES += -U__INT32_TYPE__ -U __UINT32_TYPE__ -D__INT32_TYPE__=int
 	ENDIANNESS_DEFINES += -DMSB_FIRST
 	STATIC_LINKING=1
@@ -311,7 +323,8 @@ else ifeq ($(platform), wiiu)
 	TARGET := $(TARGET_NAME)_libretro_$(platform).a
 	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
 	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
-	PLATFORM_DEFINES := -DGEKKO -DHW_RVL -mcpu=750 -meabi -mhard-float
+	PLATFORM_DEFINES := -DGEKKO -DPLATFORM_SUPPORTS_ARGB888
+	PLATFORM_DEFINES += -DHW_RVL -mcpu=750 -meabi -mhard-float
 	PLATFORM_DEFINES += -U__INT32_TYPE__ -U __UINT32_TYPE__ -D__INT32_TYPE__=int
 	ENDIANNESS_DEFINES += -DMSB_FIRST
 	STATIC_LINKING=1
@@ -332,13 +345,13 @@ else ifeq ($(platform), libnx)
     EXT=a
     TARGET := $(TARGET_NAME)_libretro_$(platform).$(EXT)
     DEFINES := -DSWITCH=1 -U__linux__ -U__linux -DRARCH_INTERNAL
-    CFLAGS	:=	 $(DEFINES) -g \
-                -O2 \
-				-fPIE -I$(LIBNX)/include/ -ffunction-sections -fdata-sections -ftls-model=local-exec -Wl,--allow-multiple-definition -specs=$(LIBNX)/switch.specs
-    CFLAGS += $(INCDIRS)
-    CFLAGS	+=	$(INCLUDE)  -D__SWITCH__ -DHAVE_LIBNX
-    CXXFLAGS := $(ASFLAGS) $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
-    CFLAGS += -std=gnu11
+    PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
+    CFLAGS	:= $(DEFINES) -g -O2 \
+	-fPIE -I$(LIBNX)/include/ -ffunction-sections -fdata-sections -ftls-model=local-exec -Wl,--allow-multiple-definition -specs=$(LIBNX)/switch.specs
+    CFLAGS      += $(INCDIRS)
+    CFLAGS	+= $(INCLUDE)-D__SWITCH__ -DHAVE_LIBNX
+    CFLAGS      += -std=gnu11
+    CXXFLAGS    := $(ASFLAGS) $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
     PLATFORM_DEFINES += -DARM -march=armv8-a -mtune=cortex-a57 -mtp=soft
     STATIC_LINKING = 1
 
@@ -352,6 +365,7 @@ else ifeq ($(platform), classic_armv7_a7)
 	TARGET := $(TARGET_NAME)_libretro.so
 	fpic := -fPIC
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 	CFLAGS += -Ofast \
 	-flto=4 -fwhole-program -fuse-linker-plugin \
 	-fdata-sections -ffunction-sections -Wl,--gc-sections \
@@ -383,6 +397,7 @@ else ifeq ($(platform), classic_armv8_a35)
 	TARGET := $(TARGET_NAME)_libretro.so
 	fpic := -fPIC
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 	CFLAGS += -Ofast \
 	-flto=4 -fwhole-program -fuse-linker-plugin \
 	-fdata-sections -ffunction-sections -Wl,--gc-sections \
@@ -407,6 +422,7 @@ else ifneq (,$(findstring armv,$(platform)))
 	TARGET := $(TARGET_NAME)_libretro.so
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
 	fpic := -fPIC
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 	ifneq (,$(findstring cortexa5,$(platform)))
 		PLATFORM_DEFINES += -marm -mcpu=cortex-a5
 	else ifneq (,$(findstring cortexa8,$(platform)))
@@ -428,6 +444,7 @@ else ifneq (,$(findstring armv,$(platform)))
 # emscripten
 else ifeq ($(platform), emscripten)
 	TARGET := $(TARGET_NAME)_libretro_$(platform).bc
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 	STATIC_LINKING=1
 	EXTERNAL_ZLIB=1
 
@@ -439,6 +456,7 @@ else ifeq ($(platform), gcw0)
 	AR = /opt/gcw0-toolchain/usr/bin/mipsel-linux-ar
 	fpic := -fPIC
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_RGB565
 	PLATFORM_DEFINES += -ffast-math -march=mips32 -mtune=mips32r2 -mhard-float -fomit-frame-pointer
 	EXTERNAL_ZLIB = 1
 
@@ -450,6 +468,7 @@ else ifeq ($(platform), retrofw)
 	AR = /opt/retrofw-toolchain/usr/bin/mipsel-linux-ar
 	fpic := -fPIC
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_RGB565
 	PLATFORM_DEFINES += -ffast-math -march=mips32 -mtune=mips32 -mhard-float -fomit-frame-pointer
 	EXTERNAL_ZLIB = 1
 
@@ -461,6 +480,7 @@ else ifeq ($(platform), miyoo)
 	AR = /opt/miyoo/usr/bin/arm-linux-ar
 	fpic := -fPIC
 	SHARED := -shared -Wl,--version-script=$(LINK_T) -Wl,-no-undefined
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_RGB565
 	PLATFORM_DEFINES += -fomit-frame-pointer -ffast-math -mcpu=arm926ej-s
 	EXTERNAL_ZLIB = 1
 
@@ -482,6 +502,7 @@ else ifneq (,$(findstring windows_msvc2017,$(platform)))
 		LIBS += WindowsApp.lib
 	endif
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 	CFLAGS += $(MSVC2017CompileFlags)
 	CXXFLAGS += $(MSVC2017CompileFlags)
 
@@ -558,6 +579,7 @@ else ifeq ($(platform), windows_msvc2010_x64)
 	CC  = cl.exe
 	CXX = cl.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 PATH := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/bin/amd64"):$(PATH)
 PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../IDE")
 LIB := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/lib/amd64")
@@ -581,6 +603,7 @@ else ifeq ($(platform), windows_msvc2010_x86)
 	CC  = cl.exe
 	CXX = cl.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 PATH := $(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../../VC/bin"):$(PATH)
 PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS100COMNTOOLS)../IDE")
 LIB := $(shell IFS=$$'\n'; cygpath -w "$(VS100COMNTOOLS)../../VC/lib")
@@ -606,6 +629,7 @@ CC  = CL.exe
 CXX  = CL.exe
 LD   = lib.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 export INCLUDE := $(XDK)\xbox\include
 export LIB := $(XDK)\xbox\lib
 PATH := $(call unixcygpath,$(XDK)/xbox/bin/vc71):$(PATH)
@@ -621,6 +645,7 @@ CC  = cl.exe
 CXX  = cl.exe
 LD   = lib.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 export INCLUDE := $(XEDK)/include/xbox
 export LIB := $(XEDK)/lib/xbox
 PATH := $(call unixcygpath,$(XEDK)/bin/win32):$(PATH)
@@ -635,6 +660,7 @@ else ifeq ($(platform), windows_msvc2008_x86)
 	CC  = cl.exe
 	CXX = cl.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 PATH := $(shell IFS=$$'\n'; cygpath "$(VS90COMNTOOLS)../../VC/bin"):$(PATH)
 PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS90COMNTOOLS)../IDE")
 INCLUDE := $(shell IFS=$$'\n'; cygpath "$(VS90COMNTOOLS)../../VC/include")
@@ -654,6 +680,7 @@ else ifeq ($(platform), windows_msvc2005_x86)
 	CC  = cl.exe
 	CXX = cl.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 PATH := $(shell IFS=$$'\n'; cygpath "$(VS80COMNTOOLS)../../VC/bin"):$(PATH)
 PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS80COMNTOOLS)../IDE")
 INCLUDE := $(shell IFS=$$'\n'; cygpath "$(VS80COMNTOOLS)../../VC/include")
@@ -680,6 +707,7 @@ else ifeq ($(platform), windows_msvc2003_x86)
 	CC  = cl.exe
 	CXX = cl.exe
 
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 PATH := $(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../../Vc7/bin"):$(PATH)
 PATH := $(PATH):$(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../IDE")
 INCLUDE := $(shell IFS=$$'\n'; cygpath "$(VS71COMNTOOLS)../../Vc7/include")
@@ -698,6 +726,7 @@ CFLAGS += -D_CRT_SECURE_NO_DEPRECATE
 else
 	TARGET := $(TARGET_NAME)_libretro.dll
 	CC ?= gcc
+	PLATFORM_DEFINES := -DPLATFORM_SUPPORTS_ARGB888
 	SHARED := -shared -static-libgcc -static-libstdc++ -s -Wl,--version-script=$(LINK_T)
 endif