[llvm-commits] [llvm] r94255 - /llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp

[Evan Cheng]

Author: evancheng
Date: Fri Jan 22 17:49:45 2010
New Revision: 94255

URL: http://llvm.org/viewvc/llvm-project?rev=94255&view=rev
Log:
Enable pre-regalloc scheduling load clustering by default.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp?rev=94255&r1=94254&r2=94255&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp Fri Jan 22 17:49:45 2010
@@ -24,17 +24,12 @@
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Statistic.h"
-#include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
 STATISTIC(LoadsClustered, "Number of loads clustered together");
 
-static cl::opt<bool>
-ClusterLoads("cluster-loads", cl::Hidden,
-           cl::desc("Schedule nearby loads together and in order"));
-
 ScheduleDAGSDNodes::ScheduleDAGSDNodes(MachineFunction &mf)
   : ScheduleDAG(mf) {
 }
@@ -360,8 +355,7 @@
 /// flagged together nodes with a single SUnit.
 void ScheduleDAGSDNodes::BuildSchedGraph(AliasAnalysis *AA) {
   // Cluster loads from "near" addresses into combined SUnits.
-  if (ClusterLoads)
-    ClusterNeighboringLoads();
+  ClusterNeighboringLoads();
   // Populate the SUnits array.
   BuildSchedUnits();
   // Compute all the scheduling dependencies between nodes.