* MIPS: get rid of macros in comparison operations, use immediate operands for comparison with constants when possible.
+ InternalError if valid GP is needed but pi_needs_got was not set in pass 1.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@25003 3ad0048d-3df7-0310-abae-a5850022a9f2