diff options
Diffstat (limited to 'lib/Transforms/Utils/UnrollLoop.cpp')
-rw-r--r-- | lib/Transforms/Utils/UnrollLoop.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/lib/Transforms/Utils/UnrollLoop.cpp b/lib/Transforms/Utils/UnrollLoop.cpp index aa1f09b658..4d838b50e3 100644 --- a/lib/Transforms/Utils/UnrollLoop.cpp +++ b/lib/Transforms/Utils/UnrollLoop.cpp @@ -63,7 +63,7 @@ static BasicBlock *FoldBlockIntoPredecessor(BasicBlock *BB, LoopInfo* LI) { if (OnlyPred->getTerminator()->getNumSuccessors() != 1) return 0; - DOUT << "Merging: " << *BB << "into: " << *OnlyPred; + DEBUG(errs() << "Merging: " << *BB << "into: " << *OnlyPred); // Resolve any PHI nodes at the start of the block. They are all // guaranteed to have exactly one entry if they exist, unless there are @@ -114,7 +114,8 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM) if (!BI || BI->isUnconditional()) { // The loop-rotate pass can be helpful to avoid this in many cases. - DOUT << " Can't unroll; loop not terminated by a conditional branch.\n"; + DEBUG(errs() << + " Can't unroll; loop not terminated by a conditional branch.\n"); return false; } @@ -126,9 +127,9 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM) TripMultiple = L->getSmallConstantTripMultiple(); if (TripCount != 0) - DOUT << " Trip Count = " << TripCount << "\n"; + DEBUG(errs() << " Trip Count = " << TripCount << "\n"); if (TripMultiple != 1) - DOUT << " Trip Multiple = " << TripMultiple << "\n"; + DEBUG(errs() << " Trip Multiple = " << TripMultiple << "\n"); // Effectively "DCE" unrolled iterations that are beyond the tripcount // and will never be executed. @@ -160,11 +161,11 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM) DEBUG(errs() << "UNROLLING loop %" << Header->getName() << " by " << Count); if (TripMultiple == 0 || BreakoutTrip != TripMultiple) { - DOUT << " with a breakout at trip " << BreakoutTrip; + DEBUG(errs() << " with a breakout at trip " << BreakoutTrip); } else if (TripMultiple != 1) { - DOUT << " with " << TripMultiple << " trips per branch"; + DEBUG(errs() << " with " << TripMultiple << " trips per branch"); } - DOUT << "!\n"; + DEBUG(errs() << "!\n"); } std::vector<BasicBlock*> LoopBlocks = L->getBlocks(); |