This is a start on handling setcc instructions. As the comment notes, we

This is a start on handling setcc instructions.  As the comment notes, we
have no good way of handling this until the code generator is improved.
We should probably just emit V9 instructions in the meantime.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12745 91177308-0d34-0410-b5e6-96231b3b80d8