ARM - Advanced SIMD register - quadword (128 bits wide) and doubleword (64 bits wide)
ARM-AdvancedSIMDregister-quadword(128bitswide)anddoubleword(64bitswide)1.Bytes,Halfwords,andWordsByteEightbits(8bits).HalfwordTwobytes(16bits).WordFourbytes(32bits).Quadword16contiguousbytes(128bits).