(Vita) Add target - not finished

Makefile.libretro

@@ -184,6 +184,30 @@ else ifeq ($(platform), psp1)
 	use_drz80 = 0
 	use_cz80 = 1
 
+# Vita
+else ifeq ($(platform), vita)
+	TARGET := $(TARGET_NAME)_libretro_vita.a
+	CC = arm-vita-eabi-gcc$(EXE_EXT)
+	AR = arm-vita-eabi-ar$(EXE_EXT)
+	CFLAGS += -DVITA
+	STATIC_LINKING = 1
+	NO_MMAP = 1
+	DONT_COMPILE_IN_ZLIB = 1
+	ARCH = arm
+	ARM_ASM = 1
+
+	asm_memory = 1
+	asm_render = 1
+	asm_ym2612 = 1
+	asm_misc = 0
+	asm_cdpico = 0
+	asm_cdmemory = 0
+	asm_mix = 0
+	use_cyclone = 0
+	use_fame = 1
+	use_drz80 = 1
+	use_cz80 = 0
+
 # Xbox 360
 else ifeq ($(platform), xenon)
 	TARGET := $(TARGET_NAME)_libretro_xenon360.a