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Delete more dead code.

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Found by gcc 6.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@273402 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2016-06-22 12:44:16 +00:00
parent e5ebd46f63
commit 117a36f8b1
9 changed files with 0 additions and 229 deletions
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34
lib/Bitcode/Reader/BitcodeReader.cpp
View File

@ -281,7 +281,6 @@ class BitcodeReader : public GVMaterializer {
public:
std::error_code error(BitcodeError E, const Twine &Message);
std::error_code error(BitcodeError E);
std::error_code error(const Twine &Message);
BitcodeReader(MemoryBuffer *Buffer, LLVMContext &Context);
@ -506,16 +505,11 @@ class ModuleSummaryIndexBitcodeReader {
std::string SourceFileName;
public:
std::error_code error(BitcodeError E, const Twine &Message);
std::error_code error(BitcodeError E);
std::error_code error(const Twine &Message);
ModuleSummaryIndexBitcodeReader(
MemoryBuffer *Buffer, DiagnosticHandlerFunction DiagnosticHandler,
bool CheckGlobalValSummaryPresenceOnly = false);
ModuleSummaryIndexBitcodeReader(
DiagnosticHandlerFunction DiagnosticHandler,
bool CheckGlobalValSummaryPresenceOnly = false);
~ModuleSummaryIndexBitcodeReader() { freeState(); }
void freeState();
@ -559,21 +553,12 @@ static std::error_code error(const DiagnosticHandlerFunction &DiagnosticHandler,
return EC;
}
static std::error_code error(const DiagnosticHandlerFunction &DiagnosticHandler,
std::error_code EC) {
return error(DiagnosticHandler, EC, EC.message());
}
static std::error_code error(LLVMContext &Context, std::error_code EC,
const Twine &Message) {
return error([&](const DiagnosticInfo &DI) { Context.diagnose(DI); }, EC,
Message);
}
static std::error_code error(LLVMContext &Context, std::error_code EC) {
return error(Context, EC, EC.message());
}
static std::error_code error(LLVMContext &Context, const Twine &Message) {
return error(Context, make_error_code(BitcodeError::CorruptedBitcode),
Message);
@ -598,10 +583,6 @@ std::error_code BitcodeReader::error(const Twine &Message) {
Message);
}
std::error_code BitcodeReader::error(BitcodeError E) {
return ::error(Context, make_error_code(E));
}
BitcodeReader::BitcodeReader(MemoryBuffer *Buffer, LLVMContext &Context)
: Context(Context), Buffer(Buffer), ValueList(Context),
MetadataList(Context) {}
@ -5737,32 +5718,17 @@ BitcodeReader::initLazyStream(std::unique_ptr<DataStreamer> Streamer) {
return std::error_code();
}
std::error_code ModuleSummaryIndexBitcodeReader::error(BitcodeError E,
const Twine &Message) {
return ::error(DiagnosticHandler, make_error_code(E), Message);
}
std::error_code ModuleSummaryIndexBitcodeReader::error(const Twine &Message) {
return ::error(DiagnosticHandler,
make_error_code(BitcodeError::CorruptedBitcode), Message);
}
std::error_code ModuleSummaryIndexBitcodeReader::error(BitcodeError E) {
return ::error(DiagnosticHandler, make_error_code(E));
}
ModuleSummaryIndexBitcodeReader::ModuleSummaryIndexBitcodeReader(
MemoryBuffer *Buffer, DiagnosticHandlerFunction DiagnosticHandler,
bool CheckGlobalValSummaryPresenceOnly)
: DiagnosticHandler(std::move(DiagnosticHandler)), Buffer(Buffer),
CheckGlobalValSummaryPresenceOnly(CheckGlobalValSummaryPresenceOnly) {}
ModuleSummaryIndexBitcodeReader::ModuleSummaryIndexBitcodeReader(
DiagnosticHandlerFunction DiagnosticHandler,
bool CheckGlobalValSummaryPresenceOnly)
: DiagnosticHandler(std::move(DiagnosticHandler)), Buffer(nullptr),
CheckGlobalValSummaryPresenceOnly(CheckGlobalValSummaryPresenceOnly) {}
void ModuleSummaryIndexBitcodeReader::freeState() { Buffer = nullptr; }
void ModuleSummaryIndexBitcodeReader::releaseBuffer() { Buffer.release(); }

14
lib/Target/AArch64/AArch64AsmPrinter.cpp
View File

@ -87,7 +87,6 @@ public:
}
private:
MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
void printOperand(const MachineInstr *MI, unsigned OpNum, raw_ostream &O);
bool printAsmMRegister(const MachineOperand &MO, char Mode, raw_ostream &O);
bool printAsmRegInClass(const MachineOperand &MO,
@ -133,19 +132,6 @@ void AArch64AsmPrinter::EmitEndOfAsmFile(Module &M) {
}
}
MachineLocation
AArch64AsmPrinter::getDebugValueLocation(const MachineInstr *MI) const {
MachineLocation Location;
assert(MI->getNumOperands() == 4 && "Invalid no. of machine operands!");
// Frame address. Currently handles register +- offset only.
if (MI->getOperand(0).isReg() && MI->getOperand(1).isImm())
Location.set(MI->getOperand(0).getReg(), MI->getOperand(1).getImm());
else {
DEBUG(dbgs() << "DBG_VALUE instruction ignored! " << *MI << "\n");
}
return Location;
}
void AArch64AsmPrinter::EmitLOHs() {
SmallVector<MCSymbol *, 3> MCArgs;

20
lib/Target/AArch64/AArch64PromoteConstant.cpp
View File

@ -186,9 +186,6 @@ private:
void insertDefinitions(Function &F, GlobalVariable &GV,
InsertionPoints &InsertPts);
/// Sort the updates in a deterministic way.
void sortUpdates(SmallVectorImpl<UpdateRecord> &Updates);
/// Do the constant promotion indicated by the Updates records, keeping track
/// of globals in PromotionCache.
void promoteConstants(Function &F, SmallVectorImpl<UpdateRecord> &Updates,
@ -514,23 +511,6 @@ void AArch64PromoteConstant::insertDefinitions(Function &F,
}
}
void AArch64PromoteConstant::sortUpdates(
SmallVectorImpl<UpdateRecord> &Updates) {
// The order the constants were inserted is deterministic (unlike their
// address).
SmallDenseMap<const Constant *, unsigned, 128> InsertionOrder;
for (const auto &Record : Updates)
InsertionOrder.insert(std::make_pair(Record.C, InsertionOrder.size()));
// This is already sorted by Instruction ordering in the function and operand
// number, which is a good first step. Now reorder by constant.
std::stable_sort(
Updates.begin(), Updates.end(),
[&InsertionOrder](const UpdateRecord &L, const UpdateRecord &R) {
return InsertionOrder.lookup(L.C) < InsertionOrder.lookup(R.C);
});
}
void AArch64PromoteConstant::promoteConstants(
Function &F, SmallVectorImpl<UpdateRecord> &Updates,
PromotionCacheTy &PromotionCache) {

53
lib/Target/AArch64/MCTargetDesc/AArch64MCCodeEmitter.cpp
View File

@ -154,24 +154,6 @@ public:
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const;
/// getSIMDShift64OpValue - Return the encoded value for the
// shift-by-immediate AdvSIMD instructions.
uint32_t getSIMDShift64OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const;
uint32_t getSIMDShift64_32OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const;
uint32_t getSIMDShift32OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const;
uint32_t getSIMDShift16OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const;
unsigned fixMOVZ(const MCInst &MI, unsigned EncodedValue,
const MCSubtargetInfo &STI) const;
@ -428,41 +410,6 @@ AArch64MCCodeEmitter::getVecShifterOpValue(const MCInst &MI, unsigned OpIdx,
llvm_unreachable("Invalid value for vector shift amount!");
}
uint32_t
AArch64MCCodeEmitter::getSIMDShift64OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const {
const MCOperand &MO = MI.getOperand(OpIdx);
assert(MO.isImm() && "Expected an immediate value for the shift amount!");
return 64 - (MO.getImm());
}
uint32_t AArch64MCCodeEmitter::getSIMDShift64_32OpValue(
const MCInst &MI, unsigned OpIdx, SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const {
const MCOperand &MO = MI.getOperand(OpIdx);
assert(MO.isImm() && "Expected an immediate value for the shift amount!");
return 64 - (MO.getImm() | 32);
}
uint32_t
AArch64MCCodeEmitter::getSIMDShift32OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const {
const MCOperand &MO = MI.getOperand(OpIdx);
assert(MO.isImm() && "Expected an immediate value for the shift amount!");
return 32 - (MO.getImm() | 16);
}
uint32_t
AArch64MCCodeEmitter::getSIMDShift16OpValue(const MCInst &MI, unsigned OpIdx,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const {
const MCOperand &MO = MI.getOperand(OpIdx);
assert(MO.isImm() && "Expected an immediate value for the shift amount!");
return 16 - (MO.getImm() | 8);
}
/// getFixedPointScaleOpValue - Return the encoded value for the
// FP-to-fixed-point scale factor.
uint32_t AArch64MCCodeEmitter::getFixedPointScaleOpValue(

28
lib/Target/BPF/BPFAsmPrinter.cpp
View File

@ -40,38 +40,10 @@ public:
const char *getPassName() const override { return "BPF Assembly Printer"; }
void printOperand(const MachineInstr *MI, int OpNum, raw_ostream &O,
const char *Modifier = nullptr);
void EmitInstruction(const MachineInstr *MI) override;
};
}
void BPFAsmPrinter::printOperand(const MachineInstr *MI, int OpNum,
raw_ostream &O, const char *Modifier) {
const MachineOperand &MO = MI->getOperand(OpNum);
switch (MO.getType()) {
case MachineOperand::MO_Register:
O << BPFInstPrinter::getRegisterName(MO.getReg());
break;
case MachineOperand::MO_Immediate:
O << MO.getImm();
break;
case MachineOperand::MO_MachineBasicBlock:
O << *MO.getMBB()->getSymbol();
break;
case MachineOperand::MO_GlobalAddress:
O << *getSymbol(MO.getGlobal());
break;
default:
llvm_unreachable("<unknown operand type>");
}
}
void BPFAsmPrinter::EmitInstruction(const MachineInstr *MI) {
BPFMCInstLower MCInstLowering(OutContext, *this);

22
lib/Transforms/InstCombine/InstCombineAddSub.cpp
View File

@ -58,7 +58,6 @@ namespace {
// operators inevitably call FAddendCoef's constructor which is not cheap.
void operator=(const FAddendCoef &A);
void operator+=(const FAddendCoef &A);
void operator-=(const FAddendCoef &A);
void operator*=(const FAddendCoef &S);
bool isOne() const { return isInt() && IntVal == 1; }
@ -279,27 +278,6 @@ void FAddendCoef::operator+=(const FAddendCoef &That) {
T.add(createAPFloatFromInt(T.getSemantics(), That.IntVal), RndMode);
}
void FAddendCoef::operator-=(const FAddendCoef &That) {
enum APFloat::roundingMode RndMode = APFloat::rmNearestTiesToEven;
if (isInt() == That.isInt()) {
if (isInt())
IntVal -= That.IntVal;
else
getFpVal().subtract(That.getFpVal(), RndMode);
return;
}
if (isInt()) {
const APFloat &T = That.getFpVal();
convertToFpType(T.getSemantics());
getFpVal().subtract(T, RndMode);
return;
}
APFloat &T = getFpVal();
T.subtract(createAPFloatFromInt(T.getSemantics(), IntVal), RndMode);
}
void FAddendCoef::operator*=(const FAddendCoef &That) {
if (That.isOne())
return;

12
lib/Transforms/Instrumentation/GCOVProfiling.cpp
View File

@ -99,8 +99,6 @@ private:
Constant *getEmitFunctionFunc();
Constant *getEmitArcsFunc();
Constant *getSummaryInfoFunc();
Constant *getDeleteWriteoutFunctionListFunc();
Constant *getDeleteFlushFunctionListFunc();
Constant *getEndFileFunc();
// Create or retrieve an i32 state value that is used to represent the
@ -817,16 +815,6 @@ Constant *GCOVProfiler::getSummaryInfoFunc() {
return M->getOrInsertFunction("llvm_gcda_summary_info", FTy);
}
Constant *GCOVProfiler::getDeleteWriteoutFunctionListFunc() {
FunctionType *FTy = FunctionType::get(Type::getVoidTy(*Ctx), false);
return M->getOrInsertFunction("llvm_delete_writeout_function_list", FTy);
}
Constant *GCOVProfiler::getDeleteFlushFunctionListFunc() {
FunctionType *FTy = FunctionType::get(Type::getVoidTy(*Ctx), false);
return M->getOrInsertFunction("llvm_delete_flush_function_list", FTy);
}
Constant *GCOVProfiler::getEndFileFunc() {
FunctionType *FTy = FunctionType::get(Type::getVoidTy(*Ctx), false);
return M->getOrInsertFunction("llvm_gcda_end_file", FTy);

16
lib/Transforms/Scalar/LoopInterchange.cpp
View File

@ -403,11 +403,9 @@ public:
private:
void splitInnerLoopLatch(Instruction *);
void splitOuterLoopLatch();
void splitInnerLoopHeader();
bool adjustLoopLinks();
void adjustLoopPreheaders();
void adjustOuterLoopPreheader();
bool adjustLoopBranches();
void updateIncomingBlock(BasicBlock *CurrBlock, BasicBlock *OldPred,
BasicBlock *NewPred);
@ -1074,13 +1072,6 @@ void LoopInterchangeTransform::splitInnerLoopLatch(Instruction *Inc) {
InnerLoopLatch = SplitBlock(InnerLoopLatchPred, Inc, DT, LI);
}
void LoopInterchangeTransform::splitOuterLoopLatch() {
BasicBlock *OuterLoopLatch = OuterLoop->getLoopLatch();
BasicBlock *OuterLatchLcssaPhiBlock = OuterLoopLatch;
OuterLoopLatch = SplitBlock(OuterLatchLcssaPhiBlock,
OuterLoopLatch->getFirstNonPHI(), DT, LI);
}
void LoopInterchangeTransform::splitInnerLoopHeader() {
// Split the inner loop header out. Here make sure that the reduction PHI's
@ -1125,13 +1116,6 @@ static void moveBBContents(BasicBlock *FromBB, Instruction *InsertBefore) {
FromBB->getTerminator()->getIterator());
}
void LoopInterchangeTransform::adjustOuterLoopPreheader() {
BasicBlock *OuterLoopPreHeader = OuterLoop->getLoopPreheader();
BasicBlock *InnerPreHeader = InnerLoop->getLoopPreheader();
moveBBContents(OuterLoopPreHeader, InnerPreHeader->getTerminator());
}
void LoopInterchangeTransform::updateIncomingBlock(BasicBlock *CurrBlock,
BasicBlock *OldPred,
BasicBlock *NewPred) {

30
lib/Transforms/Utils/ValueMapper.cpp
View File

@ -144,20 +144,6 @@ public:
/// (not an MDNode, or MDNode::isResolved() returns true).
Metadata *mapMetadata(const Metadata *MD);
// Map LocalAsMetadata, which never gets memoized.
//
// If the referenced local is not mapped, the principled return is nullptr.
// However, optimization passes sometimes move metadata operands *before* the
// SSA values they reference. To prevent crashes in \a RemapInstruction(),
// return "!{}" when RF_IgnoreMissingLocals is not set.
//
// \note Adding a mapping for LocalAsMetadata is unsupported. Add a mapping
// to the value map for the SSA value in question instead.
//
// FIXME: Once we have a verifier check for forward references to SSA values
// through metadata operands, always return nullptr on unmapped locals.
Metadata *mapLocalAsMetadata(const LocalAsMetadata &LAM);
void scheduleMapGlobalInitializer(GlobalVariable &GV, Constant &Init,
unsigned MCID);
void scheduleMapAppendingVariable(GlobalVariable &GV, Constant *InitPrefix,
@ -817,22 +803,6 @@ Optional<Metadata *> Mapper::mapSimpleMetadata(const Metadata *MD) {
return None;
}
Metadata *Mapper::mapLocalAsMetadata(const LocalAsMetadata &LAM) {
// Lookup the mapping for the value itself, and return the appropriate
// metadata.
if (Value *V = mapValue(LAM.getValue())) {
if (V == LAM.getValue())
return const_cast<LocalAsMetadata *>(&LAM);
return ValueAsMetadata::get(V);
}
// FIXME: always return nullptr once Verifier::verifyDominatesUse() ensures
// metadata operands only reference defined SSA values.
return (Flags & RF_IgnoreMissingLocals)
? nullptr
: MDTuple::get(LAM.getContext(), None);
}
Metadata *Mapper::mapMetadata(const Metadata *MD) {
assert(MD && "Expected valid metadata");
assert(!isa<LocalAsMetadata>(MD) && "Unexpected local metadata");