`hex.mov` (arity 3)¶

Unsafe if dst and src overlap! but safe if they are the exact same address.
dst[:n] = src[:n]

Signature¶

def mov n, dst, src @ end { ... }

Defined in hex/memory.fj — lines 64–69 (view on GitHub).

See the complexity glossary for what @, w, dw, dbit, n mean.

Click to view the macro body

def mov n, dst, src @ end {
    stl.comp_if1 dst==src, end
    .zero n, dst
    .xor n, dst, src
  end:
}