* more flags to mark changes fixed

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26626 3ad0048d-3df7-0310-abae-a5850022a9f2
* indentation fixed

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26627 3ad0048d-3df7-0310-abae-a5850022a9f2
+ simplify shl/shr x, if (x mod bitsizeof(left))=0

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26628 3ad0048d-3df7-0310-abae-a5850022a9f2
* do not force the index location to a register for vec. nodes if the index is already in a register

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26629 3ad0048d-3df7-0310-abae-a5850022a9f2