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[ObjCARC] Implemented operator<< for InstructionClass and changed a ``Visited'' Debug message to use it. 

llvm-svn: 172735
This commit is contained in:
Michael Gottesman 2013-01-17 18:32:34 +00:00
parent 892a8ebf32
commit 782e34474a
1 changed files with 56 additions and 3 deletions
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59
llvm/lib/Transforms/Scalar/ObjCARC.cpp
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@ -167,6 +167,59 @@ namespace {
IC_User, ///< could "use" a pointer
IC_None ///< anything else
};
raw_ostream &operator<<(raw_ostream &OS, const InstructionClass Class)
LLVM_ATTRIBUTE_USED;
raw_ostream &operator<<(raw_ostream &OS, InstructionClass Class) {
switch (Class) {
case IC_Retain:
return OS << "IC_Retain";
case IC_RetainRV:
return OS << "IC_RetainRV";
case IC_RetainBlock:
return OS << "IC_RetainBlock";
case IC_Release:
return OS << "IC_Release";
case IC_Autorelease:
return OS << "IC_Autorelease";
case IC_AutoreleaseRV:
return OS << "IC_AutoreleaseRV";
case IC_AutoreleasepoolPush:
return OS << "IC_AutoreleasepoolPush";
case IC_AutoreleasepoolPop:
return OS << "IC_AutoreleasepoolPop";
case IC_NoopCast:
return OS << "IC_NoopCast";
case IC_FusedRetainAutorelease:
return OS << "IC_FusedRetainAutorelease";
case IC_FusedRetainAutoreleaseRV:
return OS << "IC_FusedRetainAutoreleaseRV";
case IC_LoadWeakRetained:
return OS << "IC_LoadWeakRetained";
case IC_StoreWeak:
return OS << "IC_StoreWeak";
case IC_InitWeak:
return OS << "IC_InitWeak";
case IC_LoadWeak:
return OS << "IC_LoadWeak";
case IC_MoveWeak:
return OS << "IC_MoveWeak";
case IC_CopyWeak:
return OS << "IC_CopyWeak";
case IC_DestroyWeak:
return OS << "IC_DestroyWeak";
case IC_StoreStrong:
return OS << "IC_StoreStrong";
case IC_CallOrUser:
return OS << "IC_CallOrUser";
case IC_Call:
return OS << "IC_Call";
case IC_User:
return OS << "IC_User";
case IC_None:
return OS << "IC_None";
}
}
}
/// \brief Test whether the given value is possible a reference-counted pointer.
@ -2387,11 +2440,11 @@ void ObjCARCOpt::OptimizeIndividualCalls(Function &F) {
for (inst_iterator I = inst_begin(&F), E = inst_end(&F); I != E; ) {
Instruction *Inst = &*I++;
DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Visiting: " <<
*Inst << "\n");
InstructionClass Class = GetBasicInstructionClass(Inst);
DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Visiting: Class: " << Class
<< "; " << *Inst << "\n");
switch (Class) {
default: break;