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Change errs() to dbgs().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92600 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene 2010-01-05 01:26:41 +00:00
parent 83964b7944
commit a9ad9c24ae
1 changed files with 11 additions and 11 deletions
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22
lib/Transforms/Utils/LoopUnroll.cpp
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@ -63,7 +63,7 @@ static BasicBlock *FoldBlockIntoPredecessor(BasicBlock *BB, LoopInfo* LI) {
if (OnlyPred->getTerminator()->getNumSuccessors() != 1)
return 0;
DEBUG(errs() << "Merging: " << *BB << "into: " << *OnlyPred);
DEBUG(dbgs() << "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
@ -110,13 +110,13 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM)
BasicBlock *Preheader = L->getLoopPreheader();
if (!Preheader) {
DEBUG(errs() << " Can't unroll; loop preheader-insertion failed.\n");
DEBUG(dbgs() << " Can't unroll; loop preheader-insertion failed.\n");
return false;
}
BasicBlock *LatchBlock = L->getLoopLatch();
if (!LatchBlock) {
DEBUG(errs() << " Can't unroll; loop exit-block-insertion failed.\n");
DEBUG(dbgs() << " Can't unroll; loop exit-block-insertion failed.\n");
return false;
}
@ -125,7 +125,7 @@ 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.
DEBUG(errs() <<
DEBUG(dbgs() <<
" Can't unroll; loop not terminated by a conditional branch.\n");
return false;
}
@ -138,9 +138,9 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM)
TripMultiple = L->getSmallConstantTripMultiple();
if (TripCount != 0)
DEBUG(errs() << " Trip Count = " << TripCount << "\n");
DEBUG(dbgs() << " Trip Count = " << TripCount << "\n");
if (TripMultiple != 1)
DEBUG(errs() << " Trip Multiple = " << TripMultiple << "\n");
DEBUG(dbgs() << " Trip Multiple = " << TripMultiple << "\n");
// Effectively "DCE" unrolled iterations that are beyond the tripcount
// and will never be executed.
@ -166,17 +166,17 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM)
}
if (CompletelyUnroll) {
DEBUG(errs() << "COMPLETELY UNROLLING loop %" << Header->getName()
DEBUG(dbgs() << "COMPLETELY UNROLLING loop %" << Header->getName()
<< " with trip count " << TripCount << "!\n");
} else {
DEBUG(errs() << "UNROLLING loop %" << Header->getName()
DEBUG(dbgs() << "UNROLLING loop %" << Header->getName()
<< " by " << Count);
if (TripMultiple == 0 || BreakoutTrip != TripMultiple) {
DEBUG(errs() << " with a breakout at trip " << BreakoutTrip);
DEBUG(dbgs() << " with a breakout at trip " << BreakoutTrip);
} else if (TripMultiple != 1) {
DEBUG(errs() << " with " << TripMultiple << " trips per branch");
DEBUG(dbgs() << " with " << TripMultiple << " trips per branch");
}
DEBUG(errs() << "!\n");
DEBUG(dbgs() << "!\n");
}
std::vector<BasicBlock*> LoopBlocks = L->getBlocks();