36 static bool checkLoopsStructure(const Loop &OuterLoop, const Loop &InnerLoop,
53 bool LoopNest::arePerfectlyNested(const Loop &OuterLoop, const Loop &InnerLoop,  in arePerfectlyNested()  argument
56   assert(!InnerLoop.isOutermost() && "Inner loop should have a parent");  in arePerfectlyNested()
58                     << "' and '" << InnerLoop.getName()  in arePerfectlyNested()
67   if (!checkLoopsStructure(OuterLoop, InnerLoop, SE)) {  in arePerfectlyNested()
95   BranchInst *InnerGuard = InnerLoop.getLoopGuardBranch();  in arePerfectlyNested()
142   const BasicBlock *InnerLoopPreHeader = InnerLoop.getLoopPreheader();  in arePerfectlyNested()
148       !containsOnlySafeInstructions(*InnerLoop.getExitBlock())) {  in arePerfectlyNested()
155                     << InnerLoop.getName() << "' are perfectly nested.\n");  in arePerfectlyNested()
190     const Loop *InnerLoop = SubLoops->front();  in getMaxPerfectDepth()  local
191     if (!arePerfectlyNested(*CurrentLoop, *InnerLoop, SE)) {  in getMaxPerfectDepth()
195                << InnerLoop->getName() << "'\n";  in getMaxPerfectDepth()
200     CurrentLoop = InnerLoop;  in getMaxPerfectDepth()
235 static bool checkLoopsStructure(const Loop &OuterLoop, const Loop &InnerLoop,  in checkLoopsStructure()  argument
239       (InnerLoop.getParentLoop() != &OuterLoop))  in checkLoopsStructure()
243   if (!OuterLoop.isLoopSimplifyForm() || !InnerLoop.isLoopSimplifyForm())  in checkLoopsStructure()
248   const BasicBlock *InnerLoopPreHeader = InnerLoop.getLoopPreheader();  in checkLoopsStructure()
249   const BasicBlock *InnerLoopLatch = InnerLoop.getLoopLatch();  in checkLoopsStructure()
250   const BasicBlock *InnerLoopExit = InnerLoop.getExitBlock();  in checkLoopsStructure()
254       InnerLoop.getExitingBlock() != InnerLoopLatch || !InnerLoopExit)  in checkLoopsStructure()
289       if (!BI || BI != InnerLoop.getLoopGuardBranch())  in checkLoopsStructure()
341        &LoopNest::skipEmptyBlockUntil(InnerLoop.getExitBlock(),  in checkLoopsStructure()
343       (&LoopNest::skipEmptyBlockUntil(InnerLoop.getExitBlock(),  in checkLoopsStructure()