On 07/15/2015 11:29 AM, Jay Jaeger wrote:
  Sigh.  Again, the difference is between how
OPERANDS were formatted vs.
 INSTRUCTIONS.  As I said, I agree that lots of machines had variable
 length operands (including a couple at the bit level, which the 1400
 series did not do except for an individual character).  But darn few had
 variable length INSTRUCTIONS, things like operand address chaining, and
 the like. 
 You mean, like the iA432?
 
Quick look on the web ... ARG! Max segment length 64K something.
Ben.