* MIPS: fixed cgsize2subreg to return correct result for float registers.
- TCGMIPS.getfpuregister override is no longer necessary with the above fix.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@24893 3ad0048d-3df7-0310-abae-a5850022a9f2