1 files changed, 12 insertions, 4 deletions
diff --git a/include/llvm/Target/TargetSubtargetInfo.h b/include/llvm/Target/TargetSubtargetInfo.h
index 83ab4ec..bb5409b6 100644
--- a/include/llvm/Target/TargetSubtargetInfo.h
+++ b/include/llvm/Target/TargetSubtargetInfo.h
@@ -94,16 +94,24 @@ public:
     return 0;
   }
 
-  /// \brief Temporary API to test migration to MI scheduler.
-  bool useMachineScheduler() const;
-
   /// \brief True if the subtarget should run MachineScheduler after aggressive
   /// coalescing.
   ///
   /// This currently replaces the SelectionDAG scheduler with the "source" order
-  /// scheduler. It does not yet disable the postRA scheduler.
+  /// scheduler (though see below for an option to turn this off and use the
+  /// TargetLowering preference). It does not yet disable the postRA scheduler.
   virtual bool enableMachineScheduler() const;
 
+  /// \brief True if the machine scheduler should disable the TLI preference
+  /// for preRA scheduling with the source level scheduler.
+  virtual bool enableMachineSchedDefaultSched() const { return true; }
+
+  /// \brief True if the subtarget should enable joining global copies.
+  ///
+  /// By default this is enabled if the machine scheduler is enabled, but
+  /// can be overridden.
+  virtual bool enableJoinGlobalCopies() const;
+
   /// \brief True if the subtarget should run PostMachineScheduler.
   ///
   /// This only takes effect if the target has configured the