}
}
- DEBUG(dbgs() << "ObjCARCExpand: Finished Queue.\n\n");
+ DEBUG(dbgs() << "ObjCARCExpand: Finished List.\n\n");
return Changed;
}
// zap the pair.
if (Push && cast<CallInst>(Inst)->getArgOperand(0) == Push) {
Changed = true;
+ DEBUG(dbgs() << "ObjCARCAPElim::OptimizeBB: Zapping push pop autorelease pair:\n"
+ << " Pop: " << *Inst << "\n"
+ << " Push: " << *Push << "\n");
Inst->eraseFromParent();
Push->eraseFromParent();
}
// Turn it to an objc_retainAutoreleasedReturnValue..
Changed = true;
++NumPeeps;
+
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeRetainCall: Transforming "
+ "objc_retainAutoreleasedReturnValue => "
+ "objc_retain since the operand is not a return value.\n"
+ " Old: "
+ << *Retain << "\n");
+
cast<CallInst>(Retain)->setCalledFunction(getRetainRVCallee(F.getParent()));
+
+ DEBUG(dbgs() << " New: "
+ << *Retain << "\n");
}
/// OptimizeRetainRVCall - Turn objc_retainAutoreleasedReturnValue into
GetObjCArg(I) == Arg) {
Changed = true;
++NumPeeps;
+
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeRetainRVCall: Erasing " << *I << "\n"
+ << " Erasing " << *RetainRV
+ << "\n");
+
EraseInstruction(I);
EraseInstruction(RetainRV);
return true;
// Turn it to a plain objc_retain.
Changed = true;
++NumPeeps;
+
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeRetainRVCall: Transforming "
+ "objc_retainAutoreleasedReturnValue => "
+ "objc_retain since the operand is not a return value.\n"
+ " Old: "
+ << *RetainRV << "\n");
+
cast<CallInst>(RetainRV)->setCalledFunction(getRetainCallee(F.getParent()));
+
+ DEBUG(dbgs() << " New: "
+ << *RetainRV << "\n");
+
return false;
}
Changed = true;
++NumPeeps;
+
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeAutoreleaseRVCall: Transforming "
+ "objc_autoreleaseReturnValue => "
+ "objc_autorelease since its operand is not used as a return "
+ "value.\n"
+ " Old: "
+ << *AutoreleaseRV << "\n");
+
cast<CallInst>(AutoreleaseRV)->
setCalledFunction(getAutoreleaseCallee(F.getParent()));
+
+ DEBUG(dbgs() << " New: "
+ << *AutoreleaseRV << "\n");
+
}
/// OptimizeIndividualCalls - Visit each call, one at a time, and make
for (inst_iterator I = inst_begin(&F), E = inst_end(&F); I != E; ) {
Instruction *Inst = &*I++;
- DEBUG(dbgs() << "ObjCARCOpt: OptimizeIndividualCalls: Visiting: " <<
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Visiting: " <<
*Inst << "\n");
InstructionClass Class = GetBasicInstructionClass(Inst);
case IC_NoopCast:
Changed = true;
++NumNoops;
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Erasing no-op cast:"
+ " " << *Inst << "\n");
EraseInstruction(Inst);
continue;
}
} while (!Worklist.empty());
- DEBUG(dbgs() << "ObjCARCOpt: Finished Individual Call Queue.\n\n");
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Finished Queue.\n\n");
}
}
for (inst_iterator I = inst_begin(&F), E = inst_end(&F); I != E; ) {
Instruction *Inst = &*I++;
- DEBUG(dbgs() << "ObjCARCOpt: OptimizeWeakCalls: Visiting: " << *Inst <<
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeWeakCalls: Visiting: " << *Inst <<
"\n");
InstructionClass Class = GetBasicInstructionClass(Inst);
}
}
- DEBUG(dbgs() << "ObjCARCOpt: Finished visiting weak calls.\n\n");
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeWeakCalls: Finished List.\n\n");
}
BasicBlock *BB = FI;
ReturnInst *Ret = dyn_cast<ReturnInst>(&BB->back());
- DEBUG(dbgs() << "ObjCARCOpt: OptimizeReturns: Visiting: " << *Ret << "\n");
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeReturns: Visiting: " << *Ret << "\n");
if (!Ret) continue;
Visited.clear();
}
- DEBUG(dbgs() << "ObjCARCOpt: OptimizeReturns: Finished visiting returns.\n\n");
+ DEBUG(dbgs() << "ObjCARCOpt::OptimizeReturns: Finished List.\n\n");
}
if (&*BBI == GetObjCArg(Inst)) {
DEBUG(dbgs() << "ObjCARCContract: Adding inline asm marker for "
- "retainAutoreleasedReturnValue optimization.\n");
+ "retainAutoreleasedReturnValue optimization.\n");
Changed = true;
InlineAsm *IA =
InlineAsm::get(FunctionType::get(Type::getVoidTy(Inst->getContext()),
continue;
}
- DEBUG(dbgs() << "ObjCARCContract: Finished Queue.\n\n");
+ DEBUG(dbgs() << "ObjCARCContract: Finished List.\n\n");
// Don't use GetObjCArg because we don't want to look through bitcasts
// and such; to do the replacement, the argument must have type i8*.