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Change errs() to dbgs().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92613 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene 2010-01-05 01:27:17 +00:00
parent 971cc7e883
commit bf7f78e625
1 changed files with 20 additions and 20 deletions
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40
lib/Transforms/Scalar/GVN.cpp
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@ -1022,7 +1022,7 @@ static int AnalyzeLoadFromClobberingWrite(const Type *LoadTy, Value *LoadPtr,
// FIXME: Study to see if/when this happens.
if (LoadOffset == StoreOffset) {
#if 0
errs() << "STORE/LOAD DEP WITH COMMON POINTER MISSED:\n"
dbgs() << "STORE/LOAD DEP WITH COMMON POINTER MISSED:\n"
<< "Base = " << *StoreBase << "\n"
<< "Store Ptr = " << *WritePtr << "\n"
<< "Store Offs = " << StoreOffset << "\n"
@ -1053,7 +1053,7 @@ static int AnalyzeLoadFromClobberingWrite(const Type *LoadTy, Value *LoadPtr,
}
if (isAAFailure) {
#if 0
errs() << "STORE LOAD DEP WITH COMMON BASE:\n"
dbgs() << "STORE LOAD DEP WITH COMMON BASE:\n"
<< "Base = " << *StoreBase << "\n"
<< "Store Ptr = " << *WritePtr << "\n"
<< "Store Offs = " << StoreOffset << "\n"
@ -1362,7 +1362,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
SmallVector<NonLocalDepResult, 64> Deps;
MD->getNonLocalPointerDependency(LI->getOperand(0), true, LI->getParent(),
Deps);
//DEBUG(errs() << "INVESTIGATING NONLOCAL LOAD: "
//DEBUG(dbgs() << "INVESTIGATING NONLOCAL LOAD: "
// << Deps.size() << *LI << '\n');
// If we had to process more than one hundred blocks to find the
@ -1375,9 +1375,9 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
// clobber in the current block. Reject this early.
if (Deps.size() == 1 && Deps[0].getResult().isClobber()) {
DEBUG(
errs() << "GVN: non-local load ";
WriteAsOperand(errs(), LI);
errs() << " is clobbered by " << *Deps[0].getResult().getInst() << '\n';
dbgs() << "GVN: non-local load ";
WriteAsOperand(dbgs(), LI);
dbgs() << " is clobbered by " << *Deps[0].getResult().getInst() << '\n';
);
return false;
}
@ -1500,7 +1500,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
// load, then it is fully redundant and we can use PHI insertion to compute
// its value. Insert PHIs and remove the fully redundant value now.
if (UnavailableBlocks.empty()) {
DEBUG(errs() << "GVN REMOVING NONLOCAL LOAD: " << *LI << '\n');
DEBUG(dbgs() << "GVN REMOVING NONLOCAL LOAD: " << *LI << '\n');
// Perform PHI construction.
Value *V = ConstructSSAForLoadSet(LI, ValuesPerBlock, TD, *DT,
@ -1614,7 +1614,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
// We don't currently handle critical edges :(
if (UnavailablePred->getTerminator()->getNumSuccessors() != 1) {
DEBUG(errs() << "COULD NOT PRE LOAD BECAUSE OF CRITICAL EDGE '"
DEBUG(dbgs() << "COULD NOT PRE LOAD BECAUSE OF CRITICAL EDGE '"
<< UnavailablePred->getName() << "': " << *LI << '\n');
return false;
}
@ -1646,7 +1646,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
// we fail PRE.
if (LoadPtr == 0) {
assert(NewInsts.empty() && "Shouldn't insert insts on failure");
DEBUG(errs() << "COULDN'T INSERT PHI TRANSLATED VALUE OF: "
DEBUG(dbgs() << "COULDN'T INSERT PHI TRANSLATED VALUE OF: "
<< *LI->getOperand(0) << "\n");
return false;
}
@ -1679,9 +1679,9 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
// Okay, we can eliminate this load by inserting a reload in the predecessor
// and using PHI construction to get the value in the other predecessors, do
// it.
DEBUG(errs() << "GVN REMOVING PRE LOAD: " << *LI << '\n');
DEBUG(dbgs() << "GVN REMOVING PRE LOAD: " << *LI << '\n');
DEBUG(if (!NewInsts.empty())
errs() << "INSERTED " << NewInsts.size() << " INSTS: "
dbgs() << "INSERTED " << NewInsts.size() << " INSTS: "
<< *NewInsts.back() << '\n');
Value *NewLoad = new LoadInst(LoadPtr, LI->getName()+".pre", false,
@ -1752,7 +1752,7 @@ bool GVN::processLoad(LoadInst *L, SmallVectorImpl<Instruction*> &toErase) {
}
if (AvailVal) {
DEBUG(errs() << "GVN COERCED INST:\n" << *Dep.getInst() << '\n'
DEBUG(dbgs() << "GVN COERCED INST:\n" << *Dep.getInst() << '\n'
<< *AvailVal << '\n' << *L << "\n\n\n");
// Replace the load!
@ -1766,10 +1766,10 @@ bool GVN::processLoad(LoadInst *L, SmallVectorImpl<Instruction*> &toErase) {
DEBUG(
// fast print dep, using operator<< on instruction would be too slow
errs() << "GVN: load ";
WriteAsOperand(errs(), L);
dbgs() << "GVN: load ";
WriteAsOperand(dbgs(), L);
Instruction *I = Dep.getInst();
errs() << " is clobbered by " << *I << '\n';
dbgs() << " is clobbered by " << *I << '\n';
);
return false;
}
@ -1793,7 +1793,7 @@ bool GVN::processLoad(LoadInst *L, SmallVectorImpl<Instruction*> &toErase) {
if (StoredVal == 0)
return false;
DEBUG(errs() << "GVN COERCED STORE:\n" << *DepSI << '\n' << *StoredVal
DEBUG(dbgs() << "GVN COERCED STORE:\n" << *DepSI << '\n' << *StoredVal
<< '\n' << *L << "\n\n\n");
}
else
@ -1822,7 +1822,7 @@ bool GVN::processLoad(LoadInst *L, SmallVectorImpl<Instruction*> &toErase) {
if (AvailableVal == 0)
return false;
DEBUG(errs() << "GVN COERCED LOAD:\n" << *DepLI << "\n" << *AvailableVal
DEBUG(dbgs() << "GVN COERCED LOAD:\n" << *DepLI << "\n" << *AvailableVal
<< "\n" << *L << "\n\n\n");
}
else
@ -1990,7 +1990,7 @@ bool GVN::runOnFunction(Function& F) {
unsigned Iteration = 0;
while (ShouldContinue) {
DEBUG(errs() << "GVN iteration: " << Iteration << "\n");
DEBUG(dbgs() << "GVN iteration: " << Iteration << "\n");
ShouldContinue = iterateOnFunction(F);
Changed |= ShouldContinue;
++Iteration;
@ -2038,7 +2038,7 @@ bool GVN::processBlock(BasicBlock *BB) {
for (SmallVector<Instruction*, 4>::iterator I = toErase.begin(),
E = toErase.end(); I != E; ++I) {
DEBUG(errs() << "GVN removed: " << **I << '\n');
DEBUG(dbgs() << "GVN removed: " << **I << '\n');
if (MD) MD->removeInstruction(*I);
(*I)->eraseFromParent();
DEBUG(verifyRemoved(*I));
@ -2196,7 +2196,7 @@ bool GVN::performPRE(Function &F) {
MD->invalidateCachedPointerInfo(Phi);
VN.erase(CurInst);
DEBUG(errs() << "GVN PRE removed: " << *CurInst << '\n');
DEBUG(dbgs() << "GVN PRE removed: " << *CurInst << '\n');
if (MD) MD->removeInstruction(CurInst);
CurInst->eraseFromParent();
DEBUG(verifyRemoved(CurInst));