muldi3, divdi3 and remdi3 patterns

[Jeffrey A Law]

  In message < 4.1.19990810085233.00c17300@garfield.dis.com >you write:
  > PA 1.0 is the primary reason - many of the HP3000's are still PA 1.0
  > boxes without xmpyu. Regardless, it's the $$rem.. millicode that I'm
  > trying to add.
Then you would want to tune the costs of the multiply, divide & remainders.

What's out there is already aware of PA1.0 vs PA1.1 processors, but may not
be aware of the relative cost of operations for DImode operations.

jeff