Can I allocate some CPUs to the bhyve host?

From: FreeBSD Louisville <freebsdlouisville_at_gmail.com>
Date: Sat, 15 Feb 2025 15:34:27 UTC
It appears to me that a user could over-provision CPUs to guests, 
causing massive slowdown of the system.  Can I specify CPUs to be 
"locked" to the host?  If I have 16 processors available, could I start 
guests that want 32 CPUs?