/// implement this. The default implementation of this aborts.
virtual SDOperand LowerOperation(SDOperand Op, SelectionDAG &DAG);
+ //===--------------------------------------------------------------------===//
+ // Scheduler hooks
+ //
+
+ // InsertAtEndOfBasicBlock - This method should be implemented by targets that
+ // mark instructions with the 'usesCustomDAGSChedInserter' flag. These
+ // instructions are special in various ways, which require special support to
+ // insert. The specified MachineInstr is created but not inserted into any
+ // basic blocks, and the scheduler passes ownership of it to this method.
+ virtual MachineBasicBlock *InsertAtEndOfBasicBlock(MachineInstr *MI,
+ MachineBasicBlock *MBB);
private:
TargetMachine &TM;