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[LegacyPM] Simplify PMTopLevelManager::collectLastUses. NFC.

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This commit is contained in:
Jay Foad 2020-11-27 17:34:35 +00:00
parent ac61d8e5d1
commit e98f4ccb3f
1 changed files with 3 additions and 7 deletions
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10
lib/IR/LegacyPassManager.cpp
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@ -685,16 +685,12 @@ PMTopLevelManager::setLastUser(ArrayRef<Pass*> AnalysisPasses, Pass *P) {
/// Collect passes whose last user is P
void PMTopLevelManager::collectLastUses(SmallVectorImpl<Pass *> &LastUses,
Pass *P) {
DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator DMI =
InversedLastUser.find(P);
auto DMI = InversedLastUser.find(P);
if (DMI == InversedLastUser.end())
return;
SmallPtrSet<Pass *, 8> &LU = DMI->second;
for (Pass *LUP : LU) {
LastUses.push_back(LUP);
}
auto &LU = DMI->second;
LastUses.append(LU.begin(), LU.end());
}
AnalysisUsage *PMTopLevelManager::findAnalysisUsage(Pass *P) {