private:
PPCTargetMachine *TM;
+ DominatorTree *DT;
LoopInfo *LI;
ScalarEvolution *SE;
+ bool PreserveLCSSA;
};
}
bool PPCLoopPreIncPrep::runOnFunction(Function &F) {
LI = &getAnalysis<LoopInfoWrapperPass>().getLoopInfo();
SE = &getAnalysis<ScalarEvolutionWrapperPass>().getSE();
+ auto *DTWP = getAnalysisIfAvailable<DominatorTreeWrapperPass>();
+ DT = DTWP ? &DTWP->getDomTree() : nullptr;
+ PreserveLCSSA = mustPreserveAnalysisID(LCSSAID);
bool MadeChange = false;
// iteration space), insert a new preheader for the loop.
if (!LoopPredecessor ||
!LoopPredecessor->getTerminator()->getType()->isVoidTy()) {
- LoopPredecessor = InsertPreheaderForLoop(L, this);
+ LoopPredecessor = InsertPreheaderForLoop(L, DT, LI, PreserveLCSSA);
if (LoopPredecessor)
MadeChange = true;
}