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-rw-r--r--lib/CodeGen/MachineScheduler.cpp11
-rw-r--r--lib/CodeGen/ScoreboardHazardRecognizer.cpp3
2 files changed, 7 insertions, 7 deletions
diff --git a/lib/CodeGen/MachineScheduler.cpp b/lib/CodeGen/MachineScheduler.cpp
index 4c12c0e5d2..b8eefaee37 100644
--- a/lib/CodeGen/MachineScheduler.cpp
+++ b/lib/CodeGen/MachineScheduler.cpp
@@ -622,8 +622,6 @@ void ScheduleDAGMI::schedule() {
CurrentBottom = RegionEnd;
bool IsTopNode = false;
while (SUnit *SU = SchedImpl->pickNode(IsTopNode)) {
- DEBUG(dbgs() << "*** " << (IsTopNode ? "Top" : "Bottom")
- << " Scheduling Instruction");
if (!checkSchedLimit())
break;
@@ -671,7 +669,6 @@ void ScheduleDAGMI::schedule() {
}
SU->isScheduled = true;
SchedImpl->schedNode(SU, IsTopNode);
- DEBUG(SU->dump(this));
}
assert(CurrentTop == CurrentBottom && "Nonempty unscheduled zone.");
@@ -1198,6 +1195,11 @@ SUnit *ConvergingScheduler::pickNode(bool &IsTopNode) {
Top.removeReady(SU);
if (SU->isBottomReady())
Bot.removeReady(SU);
+
+ DEBUG(dbgs() << "*** " << (IsTopNode ? "Top" : "Bottom")
+ << " Scheduling Instruction in cycle "
+ << (IsTopNode ? Top.CurrCycle : Bot.CurrCycle) << '\n';
+ SU->dump(DAG));
return SU;
}
@@ -1205,9 +1207,6 @@ SUnit *ConvergingScheduler::pickNode(bool &IsTopNode) {
/// that was just returned by pickNode(). However, ScheduleDAGMI needs to update
/// it's state based on the current cycle before MachineSchedStrategy.
void ConvergingScheduler::schedNode(SUnit *SU, bool IsTopNode) {
- DEBUG(dbgs() << " in cycle " << (IsTopNode ? Top.CurrCycle : Bot.CurrCycle)
- << '\n');
-
// Update the reservation table.
if (IsTopNode && Top.HazardRec->isEnabled()) {
Top.HazardRec->EmitInstruction(SU);
diff --git a/lib/CodeGen/ScoreboardHazardRecognizer.cpp b/lib/CodeGen/ScoreboardHazardRecognizer.cpp
index 3d22035974..74913b1586 100644
--- a/lib/CodeGen/ScoreboardHazardRecognizer.cpp
+++ b/lib/CodeGen/ScoreboardHazardRecognizer.cpp
@@ -151,7 +151,8 @@ ScoreboardHazardRecognizer::getHazardType(SUnit *SU, int Stalls) {
}
if (!freeUnits) {
- DEBUG(dbgs() << "*** Hazard in cycle " << (cycle + i) << ", ");
+ DEBUG(dbgs() << "*** Hazard in cycle " << ((cycle+i) < 0 ? "" : "+")
+ << (cycle + i) << ", ");
DEBUG(dbgs() << "SU(" << SU->NodeNum << "): ");
DEBUG(DAG->dumpNode(SU));
return Hazard;