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[llvm] Use the default value of drop_begin (NFC)

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This commit is contained in:
Kazu Hirata 2021-01-18 10:16:36 -08:00
parent 32a3ef3ebc
commit 8b4d487fa2
15 changed files with 20 additions and 20 deletions
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2
lib/Analysis/LoopInfo.cpp
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@ -567,7 +567,7 @@ bool Loop::isAnnotatedParallel() const {
SmallPtrSet<MDNode *, 4>
ParallelAccessGroups; // For scalable 'contains' check.
if (ParallelAccesses) {
for (const MDOperand &MD : drop_begin(ParallelAccesses->operands(), 1)) {
for (const MDOperand &MD : drop_begin(ParallelAccesses->operands())) {
MDNode *AccGroup = cast<MDNode>(MD.get());
assert(isValidAsAccessGroup(AccGroup) &&
"List item must be an access group");

2
lib/Analysis/ModuleSummaryAnalysis.cpp
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@ -145,7 +145,7 @@ static void addVCallToSet(DevirtCallSite Call, GlobalValue::GUID Guid,
SetVector<FunctionSummary::ConstVCall> &ConstVCalls) {
std::vector<uint64_t> Args;
// Start from the second argument to skip the "this" pointer.
for (auto &Arg : drop_begin(Call.CB.args(), 1)) {
for (auto &Arg : drop_begin(Call.CB.args())) {
auto *CI = dyn_cast<ConstantInt>(Arg);
if (!CI || CI->getBitWidth() > 64) {
VCalls.insert({Guid, Call.Offset});

2
lib/Analysis/ScalarEvolution.cpp
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@ -3274,7 +3274,7 @@ const SCEV *ScalarEvolution::getUDivExactExpr(const SCEV *LHS,
// first element of the mulexpr.
if (const auto *LHSCst = dyn_cast<SCEVConstant>(Mul->getOperand(0))) {
if (LHSCst == RHSCst) {
SmallVector<const SCEV *, 2> Operands(drop_begin(Mul->operands(), 1));
SmallVector<const SCEV *, 2> Operands(drop_begin(Mul->operands()));
return getMulExpr(Operands);
}

2
lib/Analysis/VFABIDemangling.cpp
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@ -290,7 +290,7 @@ bool verifyAllVectorsHaveSameWidth(FunctionType *Signature) {
assert(VecTys.size() > 1 && "Invalid number of elements.");
const ElementCount EC = VecTys[0]->getElementCount();
return llvm::all_of(llvm::drop_begin(VecTys, 1), [&EC](VectorType *VTy) {
return llvm::all_of(llvm::drop_begin(VecTys), [&EC](VectorType *VTy) {
return (EC == VTy->getElementCount());
});
}

4
lib/CodeGen/CodeGenPrepare.cpp
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@ -661,7 +661,7 @@ bool CodeGenPrepare::eliminateFallThrough(Function &F) {
// Use a temporary array to avoid iterator being invalidated when
// deleting blocks.
SmallVector<WeakTrackingVH, 16> Blocks;
for (auto &Block : llvm::drop_begin(F, 1))
for (auto &Block : llvm::drop_begin(F))
Blocks.push_back(&Block);
SmallSet<WeakTrackingVH, 16> Preds;
@ -747,7 +747,7 @@ bool CodeGenPrepare::eliminateMostlyEmptyBlocks(Function &F) {
// as we remove them.
// Note that this intentionally skips the entry block.
SmallVector<WeakTrackingVH, 16> Blocks;
for (auto &Block : llvm::drop_begin(F, 1))
for (auto &Block : llvm::drop_begin(F))
Blocks.push_back(&Block);
for (auto &Block : Blocks) {

2
lib/CodeGen/SafeStackLayout.cpp
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@ -140,7 +140,7 @@ void StackLayout::computeLayout() {
// Sort objects by size (largest first) to reduce fragmentation.
if (StackObjects.size() > 2)
llvm::stable_sort(drop_begin(StackObjects, 1),
llvm::stable_sort(drop_begin(StackObjects),
[](const StackObject &a, const StackObject &b) {
return a.Size > b.Size;
});

2
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -2194,7 +2194,7 @@ void SelectionDAGLegalize::ExpandFPLibCall(SDNode* Node,
if (Node->isStrictFPOpcode()) {
EVT RetVT = Node->getValueType(0);
SmallVector<SDValue, 4> Ops(drop_begin(Node->ops(), 1));
SmallVector<SDValue, 4> Ops(drop_begin(Node->ops()));
TargetLowering::MakeLibCallOptions CallOptions;
// FIXME: This doesn't support tail calls.
std::pair<SDValue, SDValue> Tmp = TLI.makeLibCall(DAG, LC, RetVT,

4
lib/Target/NVPTX/NVPTXISelDAGToDAG.cpp
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@ -2854,7 +2854,7 @@ bool NVPTXDAGToDAGISel::tryTextureIntrinsic(SDNode *N) {
}
// Copy over operands
SmallVector<SDValue, 8> Ops(drop_begin(N->ops(), 1));
SmallVector<SDValue, 8> Ops(drop_begin(N->ops()));
Ops.push_back(N->getOperand(0)); // Move chain to the back.
ReplaceNode(N, CurDAG->getMachineNode(Opc, SDLoc(N), N->getVTList(), Ops));
@ -3363,7 +3363,7 @@ bool NVPTXDAGToDAGISel::trySurfaceIntrinsic(SDNode *N) {
}
// Copy over operands
SmallVector<SDValue, 8> Ops(drop_begin(N->ops(), 1));
SmallVector<SDValue, 8> Ops(drop_begin(N->ops()));
Ops.push_back(N->getOperand(0)); // Move chain to the back.
ReplaceNode(N, CurDAG->getMachineNode(Opc, SDLoc(N), N->getVTList(), Ops));

4
lib/Target/WebAssembly/WebAssemblyRegStackify.cpp
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@ -342,7 +342,7 @@ static bool isSafeToMove(const MachineOperand *Def, const MachineOperand *Use,
// instruction in which the current value is used, we cannot
// stackify. Stackifying in this case would require that def moving below the
// current def in the stack, which cannot be achieved, even with locals.
for (const auto &SubsequentDef : drop_begin(DefI->defs(), 1)) {
for (const auto &SubsequentDef : drop_begin(DefI->defs())) {
for (const auto &PriorUse : UseI->uses()) {
if (&PriorUse == Use)
break;
@ -701,7 +701,7 @@ public:
MachineOperand &pop() {
RangeTy &Range = Worklist.back();
MachineOperand &Op = *Range.begin();
Range = drop_begin(Range, 1);
Range = drop_begin(Range);
if (Range.empty())
Worklist.pop_back();
assert((Worklist.empty() || !Worklist.back().empty()) &&

4
lib/Target/X86/X86MCInstLower.cpp
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@ -1710,7 +1710,7 @@ void X86AsmPrinter::LowerPATCHABLE_RET(const MachineInstr &MI,
unsigned OpCode = MI.getOperand(0).getImm();
MCInst Ret;
Ret.setOpcode(OpCode);
for (auto &MO : drop_begin(MI.operands(), 1))
for (auto &MO : drop_begin(MI.operands()))
if (auto MaybeOperand = MCIL.LowerMachineOperand(&MI, MO))
Ret.addOperand(MaybeOperand.getValue());
OutStreamer->emitInstruction(Ret, getSubtargetInfo());
@ -1749,7 +1749,7 @@ void X86AsmPrinter::LowerPATCHABLE_TAIL_CALL(const MachineInstr &MI,
// Before emitting the instruction, add a comment to indicate that this is
// indeed a tail call.
OutStreamer->AddComment("TAILCALL");
for (auto &MO : drop_begin(MI.operands(), 1))
for (auto &MO : drop_begin(MI.operands()))
if (auto MaybeOperand = MCIL.LowerMachineOperand(&MI, MO))
TC.addOperand(MaybeOperand.getValue());
OutStreamer->emitInstruction(TC, getSubtargetInfo());

2
lib/Transforms/IPO/OpenMPOpt.cpp
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@ -739,7 +739,7 @@ private:
<< ore::NV("OpenMPParallelMergeFront",
MergableCIs.front()->getDebugLoc())
<< " merged with parallel regions at ";
for (auto *CI : llvm::drop_begin(MergableCIs, 1)) {
for (auto *CI : llvm::drop_begin(MergableCIs)) {
OR << ore::NV("OpenMPParallelMerge", CI->getDebugLoc());
if (CI != MergableCIs.back())
OR << ", ";

2
lib/Transforms/IPO/ThinLTOBitcodeWriter.cpp
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@ -261,7 +261,7 @@ void splitAndWriteThinLTOBitcode(
if (!RT || RT->getBitWidth() > 64 || F->arg_empty() ||
!F->arg_begin()->use_empty())
return;
for (auto &Arg : drop_begin(F->args(), 1)) {
for (auto &Arg : drop_begin(F->args())) {
auto *ArgT = dyn_cast<IntegerType>(Arg.getType());
if (!ArgT || ArgT->getBitWidth() > 64)
return;

2
lib/Transforms/IPO/WholeProgramDevirt.cpp
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@ -470,7 +470,7 @@ CallSiteInfo &VTableSlotInfo::findCallSiteInfo(CallBase &CB) {
auto *CBType = dyn_cast<IntegerType>(CB.getType());
if (!CBType || CBType->getBitWidth() > 64 || CB.arg_empty())
return CSInfo;
for (auto &&Arg : drop_begin(CB.args(), 1)) {
for (auto &&Arg : drop_begin(CB.args())) {
auto *CI = dyn_cast<ConstantInt>(Arg);
if (!CI || CI->getBitWidth() > 64)
return CSInfo;

4
lib/Transforms/Scalar/LoopInterchange.cpp
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@ -1580,9 +1580,9 @@ bool LoopInterchangeTransform::adjustLoopBranches() {
// Now update the reduction PHIs in the inner and outer loop headers.
SmallVector<PHINode *, 4> InnerLoopPHIs, OuterLoopPHIs;
for (PHINode &PHI : drop_begin(InnerLoopHeader->phis(), 1))
for (PHINode &PHI : drop_begin(InnerLoopHeader->phis()))
InnerLoopPHIs.push_back(cast<PHINode>(&PHI));
for (PHINode &PHI : drop_begin(OuterLoopHeader->phis(), 1))
for (PHINode &PHI : drop_begin(OuterLoopHeader->phis()))
OuterLoopPHIs.push_back(cast<PHINode>(&PHI));
auto &OuterInnerReductions = LIL.getOuterInnerReductions();

2
tools/llvm-xray/xray-stacks.cpp
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@ -456,7 +456,7 @@ public:
int Level = 0;
OS << formatv("{0,-5} {1,-60} {2,+12} {3,+16}\n", "lvl", "function",
"count", "sum");
for (auto *F : reverse(drop_begin(CurrentStack, 1))) {
for (auto *F : reverse(drop_begin(CurrentStack))) {
auto Sum = std::accumulate(F->ExtraData.IntermediateDurations.begin(),
F->ExtraData.IntermediateDurations.end(), 0LL);
auto FuncId = FN.SymbolOrNumber(F->FuncId);