diff options
| -rw-r--r-- | lib/Transforms/Scalar/ObjCARC.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/ObjCARC.cpp b/lib/Transforms/Scalar/ObjCARC.cpp index e6ec841..8eb9d19 100644 --- a/lib/Transforms/Scalar/ObjCARC.cpp +++ b/lib/Transforms/Scalar/ObjCARC.cpp @@ -2562,10 +2562,16 @@ void ObjCARCOpt::OptimizeIndividualCalls(Function &F) { Op = new BitCastInst(Op, ParamTy, "", InsertPos); Clone->setArgOperand(0, Op); Clone->insertBefore(InsertPos); + + DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Cloning " + << *CInst << "\n" + " And inserting " + "clone at " << *InsertPos << "\n"); Worklist.push_back(std::make_pair(Clone, Incoming)); } } // Erase the original call. + DEBUG(dbgs() << "Erasing: " << *CInst << "\n"); EraseInstruction(CInst); continue; } @@ -3226,6 +3232,11 @@ void ObjCARCOpt::MoveCalls(Value *Arg, MDNode::get(M->getContext(), ArrayRef<Value *>())); else Call->setTailCall(); + + DEBUG(dbgs() << "ObjCARCOpt::MoveCalls: Inserting new Release: " << *Call + << "\n" + " At insertion point: " << *InsertPt + << "\n"); } for (SmallPtrSet<Instruction *, 2>::const_iterator PI = RetainsToMove.ReverseInsertPts.begin(), @@ -3241,6 +3252,11 @@ void ObjCARCOpt::MoveCalls(Value *Arg, Call->setDoesNotThrow(); if (ReleasesToMove.IsTailCallRelease) Call->setTailCall(); + + DEBUG(dbgs() << "ObjCARCOpt::MoveCalls: Inserting new Retain: " << *Call + << "\n" + " At insertion point: " << *InsertPt + << "\n"); } // Delete the original retain and release calls. @@ -3250,6 +3266,8 @@ void ObjCARCOpt::MoveCalls(Value *Arg, Instruction *OrigRetain = *AI; Retains.blot(OrigRetain); DeadInsts.push_back(OrigRetain); + DEBUG(dbgs() << "ObjCARCOpt::MoveCalls: Deleting retain: " << *OrigRetain << + "\n"); } for (SmallPtrSet<Instruction *, 2>::const_iterator AI = ReleasesToMove.Calls.begin(), @@ -3257,6 +3275,8 @@ void ObjCARCOpt::MoveCalls(Value *Arg, Instruction *OrigRelease = *AI; Releases.erase(OrigRelease); DeadInsts.push_back(OrigRelease); + DEBUG(dbgs() << "ObjCARCOpt::MoveCalls: Deleting release: " << *OrigRelease + << "\n"); } } @@ -3282,6 +3302,10 @@ ObjCARCOpt::PerformCodePlacement(DenseMap<const BasicBlock *, BBState> if (!V) continue; // blotted Instruction *Retain = cast<Instruction>(V); + + DEBUG(dbgs() << "ObjCARCOpt::PerformCodePlacement: Visiting: " << *Retain + << "\n"); + Value *Arg = GetObjCArg(Retain); // If the object being released is in static or stack storage, we know it's |