Masked Load/Store optimization for scalar code
When we have to convert the masked.load, masked.store to scalar code, we generate a chain of conditional basic blocks.
I added optimization for constant mask vector.

Differential Revision: http://reviews.llvm.org/D13855



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@250893 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed