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Eliminate some trivial differences between the ScheduleNodeTopDown

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functions in these two schedulers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59465 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-11-17 21:31:02 +00:00
parent 7fed65a68d
commit 8123419f2b
2 changed files with 8 additions and 6 deletions
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7
lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
View File

@ -148,11 +148,14 @@ void ScheduleDAGList::ScheduleNodeTopDown(SUnit *SU, unsigned CurCycle) {
Sequence.push_back(SU);
SU->Cycle = CurCycle;
// Top down: release successors.
for (SUnit::succ_iterator I = SU->Succs.begin(), E = SU->Succs.end();
I != E; ++I)
ReleaseSucc(I->Dep, I->isCtrl);
SU->isScheduled = true;
AvailableQueue->ScheduledNode(SU);
}
/// ListScheduleTopDown - The main loop of list scheduling for top-down
@ -235,8 +238,6 @@ void ScheduleDAGList::ListScheduleTopDown() {
if (FoundSUnit) {
ScheduleNodeTopDown(FoundSUnit, CurCycle);
HazardRec->EmitInstruction(FoundNode);
FoundSUnit->isScheduled = true;
AvailableQueue->ScheduledNode(FoundSUnit);
// If this is a pseudo-op node, we don't want to increment the current
// cycle.

7
lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
View File

@ -1137,15 +1137,17 @@ void ScheduleDAGRRList::ReleaseSucc(SUnit *SuccSU, bool isChain,
void ScheduleDAGRRList::ScheduleNodeTopDown(SUnit *SU, unsigned CurCycle) {
DOUT << "*** Scheduling [" << CurCycle << "]: ";
DEBUG(SU->dump(DAG));
SU->Cycle = CurCycle;
AvailableQueue->ScheduledNode(SU);
SU->Cycle = CurCycle;
Sequence.push_back(SU);
// Top down: release successors
for (SUnit::succ_iterator I = SU->Succs.begin(), E = SU->Succs.end();
I != E; ++I)
ReleaseSucc(I->Dep, I->isCtrl, CurCycle);
SU->isScheduled = true;
AvailableQueue->ScheduledNode(SU);
}
/// ListScheduleTopDown - The main loop of list scheduling for top-down
@ -1181,7 +1183,6 @@ void ScheduleDAGRRList::ListScheduleTopDown() {
Sequence.push_back(0);
else {
ScheduleNodeTopDown(CurSU, CurCycle);
Sequence.push_back(CurSU);
}
++CurCycle;
}