[mips] Making sure that a '.set noreorder' directive is correctly parsed
and emitted and that no NOPs are emitted in a 'noreorder section'.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204250 91177308-0d34-0410-b5e6-96231b3b80d8
[mips] 80-column.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204252 91177308-0d34-0410-b5e6-96231b3b80d8