The tower cleared me
for a full stop only (which I've never been issued before, our
controllers are really good at accommodating a bunch of pattern
traffic), and told the Cirrus to break off and enter on the 45 for a
left traffic.

Sounds like the tower wanted the cirrus to have to go around.

Jose
--
Quantum Mechanics is like this: God =does= play dice with the universe,
except there's no God, and there's no dice. And maybe there's no universe.
for Email, make the obvious change in the address.