SMALL_REGISTER_CLASSES

[Michael P. Hayes]

Jeffrey A Law writes:
 >   > The class I'm having fun with has four registers, but they are all
 >   > either incoming function argument or function return registers.
 > Ouch.  Yup.  Either you need to find a way to never spill them, or you're
 > going to have to go down the SMALL_REGISTER_CLASSES route at some point.

My ignorance of the former is driving me reluctantly toward the latter :-(
That's why I'm keen for a less brutal form of SMALL_REGISTER_CLASSES
that decides on a per register or register class basis...


Michael