102   LLVM_DEBUG(dbgs() << "Finding components of loop: " << L->getName() << "\n");  in findLoopComponents()
105     LLVM_DEBUG(dbgs() << "Loop is not in normal form\n");  in findLoopComponents()
112     LLVM_DEBUG(dbgs() << "Loop is not canonical\n");  in findLoopComponents()
120     LLVM_DEBUG(dbgs() << "Exiting and latch block are different\n");  in findLoopComponents()
129     LLVM_DEBUG(dbgs() << "Could not find induction PHI\n");  in findLoopComponents()
132   LLVM_DEBUG(dbgs() << "Found induction PHI: "; InductionPHI->dump());  in findLoopComponents()
147     LLVM_DEBUG(dbgs() << "Could not find valid comparison\n");  in findLoopComponents()
152   LLVM_DEBUG(dbgs() << "Found back branch: "; BackBranch->dump());  in findLoopComponents()
154   LLVM_DEBUG(dbgs() << "Found comparison: "; Compare->dump());  in findLoopComponents()
163     LLVM_DEBUG(dbgs() << "Could not find valid increment\n");  in findLoopComponents()
177       LLVM_DEBUG(dbgs() << "Could not find valid trip count\n");  in findLoopComponents()
182       LLVM_DEBUG(dbgs() << "Could not find valid extended trip count\n");  in findLoopComponents()
187       LLVM_DEBUG(dbgs() << "Could not find valid extended trip count\n");  in findLoopComponents()
192   LLVM_DEBUG(dbgs() << "Found increment: "; Increment->dump());  in findLoopComponents()
193   LLVM_DEBUG(dbgs() << "Found trip count: "; TripCount->dump());  in findLoopComponents()
195   LLVM_DEBUG(dbgs() << "Successfully found all loop components\n");  in findLoopComponents()
238       LLVM_DEBUG(dbgs() << "value modified in top of outer loop\n");  in checkPHIs()
249       LLVM_DEBUG(dbgs() << "could not find LCSSA PHI\n");  in checkPHIs()
256       LLVM_DEBUG(  in checkPHIs()
261     LLVM_DEBUG(dbgs() << "PHI pair is safe:\n");  in checkPHIs()
262     LLVM_DEBUG(dbgs() << "  Inner: "; InnerPHI.dump());  in checkPHIs()
263     LLVM_DEBUG(dbgs() << "  Outer: "; OuterPHI->dump());  in checkPHIs()
270       LLVM_DEBUG(dbgs() << "found unsafe PHI in outer loop: "; OuterPHI.dump());  in checkPHIs()
275   LLVM_DEBUG(dbgs() << "checkPHIs: OK\n");  in checkPHIs()
296         LLVM_DEBUG(dbgs() << "Cannot flatten because instruction may have "  in checkOuterLoopInsts()
320       LLVM_DEBUG(dbgs() << "Cost " << Cost << ": "; I.dump());  in checkOuterLoopInsts()
325   LLVM_DEBUG(dbgs() << "Cost of instructions that will be repeated: "  in checkOuterLoopInsts()
330     LLVM_DEBUG(dbgs() << "checkOuterLoopInsts: not profitable, bailing.\n");  in checkOuterLoopInsts()
334   LLVM_DEBUG(dbgs() << "checkOuterLoopInsts: OK\n");  in checkOuterLoopInsts()
367     LLVM_DEBUG(dbgs() << "Found use of inner induction variable: "; U->dump());  in checkIVUsers()
385       LLVM_DEBUG(dbgs() << "Use is optimisable\n");  in checkIVUsers()
389       LLVM_DEBUG(dbgs() << "Did not match expected pattern, bailing\n");  in checkIVUsers()
401       LLVM_DEBUG(dbgs() << "Found use of outer induction variable: "; U->dump());  in checkIVUsers()
403         LLVM_DEBUG(dbgs() << "Did not match expected pattern, bailing\n");  in checkIVUsers()
406       LLVM_DEBUG(dbgs() << "Use is optimisable\n");  in checkIVUsers()
422   LLVM_DEBUG(dbgs() << "checkIVUsers: OK\n";  in checkIVUsers()
461           LLVM_DEBUG(  in checkOverflow()
489     LLVM_DEBUG(dbgs() << "inner loop trip count not invariant\n");  in CanFlattenLoopPair()
493     LLVM_DEBUG(dbgs() << "outer loop trip count not invariant\n");  in CanFlattenLoopPair()
515   LLVM_DEBUG(dbgs() << "CanFlattenLoopPair: OK\n");  in CanFlattenLoopPair()
523   LLVM_DEBUG(dbgs() << "Checks all passed, doing the transformation\n");  in DoFlattenLoopPair()
536   LLVM_DEBUG(dbgs() << "Created new trip count in preheader: ";  in DoFlattenLoopPair()
568     LLVM_DEBUG(dbgs() << "Replacing: "; V->dump();  in DoFlattenLoopPair()
585     LLVM_DEBUG(dbgs() << "Widening the IVs is disabled\n");  in CanWidenIV()
589   LLVM_DEBUG(dbgs() << "Try widening the IVs\n");  in CanWidenIV()
603     LLVM_DEBUG(dbgs() << "Can't widen the IV\n");  in CanWidenIV()
621     LLVM_DEBUG(dbgs() << "Created wide phi: "; WidePhi->dump());  in CanWidenIV()
622     LLVM_DEBUG(dbgs() << "Deleting old phi: "; WideIV.NarrowIV->dump());  in CanWidenIV()
634   LLVM_DEBUG(  in FlattenLoopPair()
654     LLVM_DEBUG(dbgs() << "Multiply would always overflow, so not profitable\n");  in FlattenLoopPair()
657     LLVM_DEBUG(dbgs() << "Multiply might overflow, not flattening\n");  in FlattenLoopPair()
661   LLVM_DEBUG(dbgs() << "Multiply cannot overflow, modifying loop in-place\n");  in FlattenLoopPair()