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Change errs() to dbgs().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92608 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene
2010-01-05 01:27:04 +00:00
parent 0b9afb41c4
commit d4c56fbc39
1 changed files with 8 additions and 8 deletions
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16
lib/Transforms/Scalar/LoopUnswitch.cpp
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@@ -436,7 +436,7 @@ bool LoopUnswitch::UnswitchIfProfitable(Value *LoopCond, Constant *Val){
if (Metrics.NumInsts > Threshold || if (Metrics.NumInsts > Threshold ||
Metrics.NumBlocks * 5 > Threshold || Metrics.NumBlocks * 5 > Threshold ||
Metrics.NeverInline) { Metrics.NeverInline) {
DEBUG(errs() << "NOT unswitching loop %" DEBUG(dbgs() << "NOT unswitching loop %"
<< currentLoop->getHeader()->getName() << ", cost too high: " << currentLoop->getHeader()->getName() << ", cost too high: "
<< currentLoop->getBlocks().size() << "\n"); << currentLoop->getBlocks().size() << "\n");
return false; return false;
@@ -522,7 +522,7 @@ void LoopUnswitch::EmitPreheaderBranchOnCondition(Value *LIC, Constant *Val,
void LoopUnswitch::UnswitchTrivialCondition(Loop *L, Value *Cond, void LoopUnswitch::UnswitchTrivialCondition(Loop *L, Value *Cond,
Constant *Val, Constant *Val,
BasicBlock *ExitBlock) { BasicBlock *ExitBlock) {
DEBUG(errs() << "loop-unswitch: Trivial-Unswitch loop %" DEBUG(dbgs() << "loop-unswitch: Trivial-Unswitch loop %"
<< loopHeader->getName() << " [" << L->getBlocks().size() << loopHeader->getName() << " [" << L->getBlocks().size()
<< " blocks] in Function " << L->getHeader()->getParent()->getName() << " blocks] in Function " << L->getHeader()->getParent()->getName()
<< " on cond: " << *Val << " == " << *Cond << "\n"); << " on cond: " << *Val << " == " << *Cond << "\n");
@@ -581,7 +581,7 @@ void LoopUnswitch::SplitExitEdges(Loop *L,
void LoopUnswitch::UnswitchNontrivialCondition(Value *LIC, Constant *Val, void LoopUnswitch::UnswitchNontrivialCondition(Value *LIC, Constant *Val,
Loop *L) { Loop *L) {
Function *F = loopHeader->getParent(); Function *F = loopHeader->getParent();
DEBUG(errs() << "loop-unswitch: Unswitching loop %" DEBUG(dbgs() << "loop-unswitch: Unswitching loop %"
<< loopHeader->getName() << " [" << L->getBlocks().size() << loopHeader->getName() << " [" << L->getBlocks().size()
<< " blocks] in Function " << F->getName() << " blocks] in Function " << F->getName()
<< " when '" << *Val << "' == " << *LIC << "\n"); << " when '" << *Val << "' == " << *LIC << "\n");
@@ -707,7 +707,7 @@ static void RemoveFromWorklist(Instruction *I,
static void ReplaceUsesOfWith(Instruction *I, Value *V, static void ReplaceUsesOfWith(Instruction *I, Value *V,
std::vector<Instruction*> &Worklist, std::vector<Instruction*> &Worklist,
Loop *L, LPPassManager *LPM) { Loop *L, LPPassManager *LPM) {
DEBUG(errs() << "Replace with '" << *V << "': " << *I); DEBUG(dbgs() << "Replace with '" << *V << "': " << *I);
// Add uses to the worklist, which may be dead now. // Add uses to the worklist, which may be dead now.
for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i) for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i)
@@ -769,7 +769,7 @@ void LoopUnswitch::RemoveBlockIfDead(BasicBlock *BB,
return; return;
} }
DEBUG(errs() << "Nuking dead block: " << *BB); DEBUG(dbgs() << "Nuking dead block: " << *BB);
// Remove the instructions in the basic block from the worklist. // Remove the instructions in the basic block from the worklist.
for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) { for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) {
@@ -968,7 +968,7 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist, Loop *L) {
// Simple DCE. // Simple DCE.
if (isInstructionTriviallyDead(I)) { if (isInstructionTriviallyDead(I)) {
DEBUG(errs() << "Remove dead instruction '" << *I); DEBUG(dbgs() << "Remove dead instruction '" << *I);
// Add uses to the worklist, which may be dead now. // Add uses to the worklist, which may be dead now.
for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i) for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i)
@@ -1029,7 +1029,7 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist, Loop *L) {
if (!SinglePred) continue; // Nothing to do. if (!SinglePred) continue; // Nothing to do.
assert(SinglePred == Pred && "CFG broken"); assert(SinglePred == Pred && "CFG broken");
DEBUG(errs() << "Merging blocks: " << Pred->getName() << " <- " DEBUG(dbgs() << "Merging blocks: " << Pred->getName() << " <- "
<< Succ->getName() << "\n"); << Succ->getName() << "\n");
// Resolve any single entry PHI nodes in Succ. // Resolve any single entry PHI nodes in Succ.
@@ -1057,7 +1057,7 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist, Loop *L) {
// remove dead blocks. // remove dead blocks.
break; // FIXME: Enable. break; // FIXME: Enable.
DEBUG(errs() << "Folded branch: " << *BI); DEBUG(dbgs() << "Folded branch: " << *BI);
BasicBlock *DeadSucc = BI->getSuccessor(CB->getZExtValue()); BasicBlock *DeadSucc = BI->getSuccessor(CB->getZExtValue());
BasicBlock *LiveSucc = BI->getSuccessor(!CB->getZExtValue()); BasicBlock *LiveSucc = BI->getSuccessor(!CB->getZExtValue());
DeadSucc->removePredecessor(BI->getParent(), true); DeadSucc->removePredecessor(BI->getParent(), true);