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 += -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