diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-04-20 21:19:10 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-04-20 21:19:10 +0000 |
| commit | d99dafe2e4a385dd2a6c76da6d8258deb100657b (patch) | |
| tree | ba60bf957558bd114f25dbff3d4996b5d7a61c82 /lib/Transforms/Scalar/LoopRerollPass.cpp | |
| parent | 71d5a2540a98c81f5bcaeb48805e0e2881f530ef (diff) | |
Notes
Diffstat (limited to 'lib/Transforms/Scalar/LoopRerollPass.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopRerollPass.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/Transforms/Scalar/LoopRerollPass.cpp b/lib/Transforms/Scalar/LoopRerollPass.cpp index 86058fe0b1aa..fd15a9014def 100644 --- a/lib/Transforms/Scalar/LoopRerollPass.cpp +++ b/lib/Transforms/Scalar/LoopRerollPass.cpp @@ -557,7 +557,7 @@ bool LoopReroll::isLoopControlIV(Loop *L, Instruction *IV) { Instruction *UUser = dyn_cast<Instruction>(UU); // Skip SExt if we are extending an nsw value // TODO: Allow ZExt too - if (BO->hasNoSignedWrap() && UUser && UUser->getNumUses() == 1 && + if (BO->hasNoSignedWrap() && UUser && UUser->hasOneUse() && isa<SExtInst>(UUser)) UUser = dyn_cast<Instruction>(*(UUser->user_begin())); if (!isCompareUsedByBranch(UUser)) @@ -852,7 +852,7 @@ collectPossibleRoots(Instruction *Base, std::map<int64_t,Instruction*> &Roots) { for (auto &KV : Roots) { if (KV.first == 0) continue; - if (KV.second->getNumUses() != NumBaseUses) { + if (!KV.second->hasNUses(NumBaseUses)) { DEBUG(dbgs() << "LRR: Aborting - Root and Base #users not the same: " << "#Base=" << NumBaseUses << ", #Root=" << KV.second->getNumUses() << "\n"); @@ -867,7 +867,7 @@ void LoopReroll::DAGRootTracker:: findRootsRecursive(Instruction *I, SmallInstructionSet SubsumedInsts) { // Does the user look like it could be part of a root set? // All its users must be simple arithmetic ops. - if (I->getNumUses() > IL_MaxRerollIterations) + if (I->hasNUsesOrMore(IL_MaxRerollIterations + 1)) return; if (I != IV && findRootsBase(I, SubsumedInsts)) |