Rename SelectionDAGISel::Schedule to

SelectionDAGISel::CreateScheduler, and make it just create the
scheduler. Leave running the scheduler to the higher-level code.
This makes the higher-level code a little more explicit and
easier to follow, and will help enable some future refactoring.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63944 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/SelectionDAGISel.h

@@ -129,9 +129,11 @@ private:
 
   bool HandlePHINodesInSuccessorBlocksFast(BasicBlock *LLVMBB, FastISel *F);
 
-  /// Pick a safe ordering for instructions for each target node in the
-  /// graph.
-  ScheduleDAG *Schedule();
+  /// Create the scheduler. If a specific scheduler was specified
+  /// via the SchedulerRegistry, use it, otherwise select the
+  /// one preferred by the target.
+  ///
+  ScheduleDAG *CreateScheduler();
 };
 
 }