[X86] Disable load unfolding for a bunch of instruction where unfolding would increase the size of the load.

Found by an audit of the manual table vs the autogenerated table.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@334726 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed