code: def to_byte(stype):
      
      output = []
  
      if stype in ('i8', 'u8'):
          return []
  
      if is_int_type(stype):
          output.append('ld a, l')
      elif stype == 'f16':
          output.append('ld a, e')
      elif stype == 'f':  # Converts C ED LH to byte
          output.append('call __FTOU32REG')
          output.append('ld a, l')
          REQUIRES.add('ftou32reg.asm')
  
      return output
docs: Returns the instruction sequence for converting from
      the given type to byte.