Alina Sbirlea 77a10244b2 Add MemorySSA as loop dependency, disabled by default [NFC].
Summary:
First step in adding MemorySSA as dependency for loop pass manager.
Adding the dependency under a flag.

New pass manager: MSSA pointer in LoopStandardAnalysisResults can be null.
Legacy and new pass manager: Use cl::opt EnableMSSALoopDependency. Disabled by default.

Reviewers: sanjoy, davide, gberry

Subscribers: mehdi_amini, Prazek, llvm-commits

Differential Revision: https://reviews.llvm.org/D40274

llvm-svn: 318772
2017-11-21 15:45:46 +00:00
..
2017-10-25 13:40:08 +00:00
2017-06-30 07:09:08 +00:00