search for: r221711

...eviews.llvm.org/rL221994). * A pass implementing forward control-flow integrity as been added. [r221708](http://reviews.llvm.org/rL221708). * A whole slew of patches that made MDNode a Value have been reverted due to a change in plan. The aim is now to separate metadata from the Value hierarchy. [r221711](http://reviews.llvm.org/rL221711). * There are two ways to inform the optimizer the result of a load is never null. Either with metadata or via assume. The latter is now canonicalized into the former. [r221737](http://reviews.llvm.org/rL221737). * `vec_vsx_ld` and `vec_vsx_st` intrinsics have be...