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Enable pre-regalloc scheduling load clustering by default.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94255 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-01-22 23:49:45 +00:00
parent afc36739cd
commit 42dae2d5ba
1 changed files with 1 additions and 7 deletions
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6
lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
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@ -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) {
}
@ -360,7 +355,6 @@ void ScheduleDAGSDNodes::AddSchedEdges() {
/// flagged together nodes with a single SUnit.
void ScheduleDAGSDNodes::BuildSchedGraph(AliasAnalysis *AA) {
// Cluster loads from "near" addresses into combined SUnits.
if (ClusterLoads)
ClusterNeighboringLoads();
// Populate the SUnits array.
BuildSchedUnits();