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[MISched][NFC] Rename isUnbufferedGroup to isReservedGroup #166439

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Merged
merged 1 commit into from
Nov 5, 2025
+3 −3
Merged

[MISched][NFC] Rename isUnbufferedGroup to isReservedGroup #166439

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2 changes: 1 addition & 1 deletion llvm/include/llvm/CodeGen/MachineScheduler.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1038,7 +1038,7 @@ class SchedBoundary {
getNextResourceCycle(const MCSchedClassDesc *SC, unsigned PIdx,
unsigned ReleaseAtCycle, unsigned AcquireAtCycle);

bool isUnbufferedGroup(unsigned PIdx) const {
bool isReservedGroup(unsigned PIdx) const {
return SchedModel->getProcResource(PIdx)->SubUnitsIdxBegin &&
!SchedModel->getProcResource(PIdx)->BufferSize;
}
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4 changes: 2 additions & 2 deletions llvm/lib/CodeGen/MachineScheduler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2559,7 +2559,7 @@ init(ScheduleDAGMI *dag, const TargetSchedModel *smodel, SchedRemainder *rem) {
for (unsigned i = 0; i < ResourceCount; ++i) {
ReservedCyclesIndex[i] = NumUnits;
NumUnits += SchedModel->getProcResource(i)->NumUnits;
if (isUnbufferedGroup(i)) {
if (isReservedGroup(i)) {
auto SubUnits = SchedModel->getProcResource(i)->SubUnitsIdxBegin;
for (unsigned U = 0, UE = SchedModel->getProcResource(i)->NumUnits;
U != UE; ++U)
Expand Down Expand Up @@ -2631,7 +2631,7 @@ SchedBoundary::getNextResourceCycle(const MCSchedClassDesc *SC, unsigned PIdx,
assert(NumberOfInstances > 0 &&
"Cannot have zero instances of a ProcResource");

if (isUnbufferedGroup(PIdx)) {
if (isReservedGroup(PIdx)) {
// If any subunits are used by the instruction, report that the
// subunits of the resource group are available at the first cycle
// in which the unit is available, effectively removing the group
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