aligned reports whether dst, x, and y are all word-aligned pointers. func aligned(dst, x, y *byte) bool { return (uintptr(unsafe.Pointer(dst))|uintptr(unsafe.Pointer(x))|uintptr(unsafe.Pointer(y)))&(wordSize-1) == 0 } // words returns a []uintptr pointing at the same data as x, // with any trailing partial word removed. func words(x []byte) []uintptr { n := uintptr(len(x)) / wordSize if n == 0 { // Avoid creating a *uintptr that refers to data smaller than a uintptr; // see issue 59334. return nil...