Teach pre-regalloc scheduler to schedule loads from nearby addresses. It may improve cache locality. This is controlled by -cluster-loads for now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94148 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h
index ebb31ac..6b829b6 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h
@@ -108,6 +108,10 @@
virtual void getCustomGraphFeatures(GraphWriter<ScheduleDAG*> &GW) const;
private:
+ /// ClusterNeighboringLoads - Cluster loads from "near" addresses into
+ /// combined SUnits.
+ void ClusterNeighboringLoads();
+
/// BuildSchedUnits, AddSchedEdges - Helper functions for BuildSchedGraph.
void BuildSchedUnits();
void AddSchedEdges();