* do OpCmp2OpS optimization also if after cmp follows an appropriate mov

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26801 3ad0048d-3df7-0310-abae-a5850022a9f2
* optimize type conversions away if bits has been masked by a previous and operation

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26802 3ad0048d-3df7-0310-abae-a5850022a9f2