-------------------------------------------------------------------------------- I1 cache: 65536 B, 64 B, 4-way associative D1 cache: 32768 B, 64 B, 8-way associative LL cache: 67108864 B, 64 B, 64-way associative Command: /usr/home/liquid/.rustup/toolchains/w-profiling/bin/rustc --crate-name rand_chacha --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg feature="default" --cfg feature="std" -C metadata=b88a97f8acd6847c -C extra-filename=-b88a97f8acd6847c --out-dir /usr/home/liquid/tmp/.tmptVly7a/target/debug/deps -L dependency=/usr/home/liquid/tmp/.tmptVly7a/target/debug/deps --extern ppv_lite86=/usr/home/liquid/tmp/.tmptVly7a/target/debug/deps/libppv_lite86-03694487627d3dae.rmeta --extern rand_core=/usr/home/liquid/tmp/.tmptVly7a/target/debug/deps/librand_core-7d24cf3355f0e1fc.rmeta -Adeprecated -Aunknown-lints -Zincremental-verify-ich Data file: results/cgout-w-profiling-rand_chacha-0.3.1-Debug-Full Events recorded: Ir Events shown: Ir Event sort order: Ir Thresholds: 0.1 Include dirs: User annotated: Auto-annotation: on -------------------------------------------------------------------------------- Ir -------------------------------------------------------------------------------- 3,983,767,242 (100.0%) PROGRAM TOTALS -------------------------------------------------------------------------------- Ir file:function -------------------------------------------------------------------------------- 118,801,145 ( 2.98%) ./malloc/malloc.c:_int_malloc 113,167,691 ( 2.84%) ./malloc/malloc.c:_int_free 111,071,022 ( 2.79%) ???:llvm::SelectionDAG::Combine(llvm::CombineLevel, llvm::AAResults*, llvm::CodeGenOpt::Level) 110,498,053 ( 2.77%) ???:llvm::InlineFunction(llvm::CallBase&, llvm::InlineFunctionInfo&, llvm::AAResults*, bool, llvm::Function*) 97,924,035 ( 2.46%) ???:llvm::SelectionDAGISel::SelectCodeCommon(llvm::SDNode*, unsigned char const*, unsigned int) 82,838,374 ( 2.08%) ???:(anonymous namespace)::PruningFunctionCloner::CloneBlock(llvm::BasicBlock const*, llvm::ilist_iterator, false, true>, std::vector >&) 73,666,571 ( 1.85%) ???:(anonymous namespace)::Verifier::visitInstruction(llvm::Instruction&) 72,942,523 ( 1.83%) ./malloc/malloc.c:malloc 70,892,754 ( 1.78%) ???:llvm::FPPassManager::runOnFunction(llvm::Function&) 50,421,378 ( 1.27%) ???:(anonymous namespace)::Verifier::visitMDNode(llvm::MDNode const&, (anonymous namespace)::Verifier::AreDebugLocsAllowed) 36,505,463 ( 0.92%) ???:llvm::MetadataTracking::track(void*, llvm::Metadata&, llvm::PointerUnion) 35,124,934 ( 0.88%) ./malloc/malloc.c:free 33,164,194 ( 0.83%) ???:llvm::MachineInstr::addOperand(llvm::MachineFunction&, llvm::MachineOperand const&) 32,085,911 ( 0.81%) ???:llvm::MDTuple::getImpl(llvm::LLVMContext&, llvm::ArrayRef, llvm::Metadata::StorageType, bool) 31,885,950 ( 0.80%) ???:llvm::raw_svector_ostream::write_impl(char const*, unsigned long) 31,882,771 ( 0.80%) ???:llvm::AttributeList::addAttributes(llvm::LLVMContext&, unsigned int, llvm::AttrBuilder const&) const 27,804,050 ( 0.70%) ???:(anonymous namespace)::RegAllocFast::allocateBasicBlock(llvm::MachineBasicBlock&) 26,536,035 ( 0.67%) ???:llvm::SelectionDAG::getConstant(llvm::ConstantInt const&, llvm::SDLoc const&, llvm::EVT, bool, bool) 26,434,304 ( 0.66%) ???:llvm::SelectionDAG::MorphNodeTo(llvm::SDNode*, unsigned int, llvm::SDVTList, llvm::ArrayRef) 25,604,220 ( 0.64%) ???:(anonymous namespace)::Verifier::visitCallBase(llvm::CallBase&) 24,909,613 ( 0.63%) ???:llvm::MDNode::concatenate(llvm::MDNode*, llvm::MDNode*) 24,612,356 ( 0.62%) ???:llvm::InstrEmitter::EmitMachineNode(llvm::SDNode*, bool, bool, llvm::DenseMap, llvm::detail::DenseMapPair >&) 24,372,132 ( 0.61%) ???:llvm::TargetLoweringBase::getTypeConversion(llvm::LLVMContext&, llvm::EVT) const 23,655,250 ( 0.59%) ???:llvm::ScheduleDAGSDNodes::BuildSchedUnits() 23,190,828 ( 0.58%) ./string/../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:__memcpy_avx_unaligned_erms 22,643,204 ( 0.57%) ./string/../sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S:__memset_avx2_erms 21,697,828 ( 0.54%) ???:(anonymous namespace)::VectorLegalizer::LegalizeOp(llvm::SDValue) [clone .llvm.3993696295502019106] 21,667,622 ( 0.54%) ???:llvm::Instruction::setMetadata(unsigned int, llvm::MDNode*) 21,307,864 ( 0.53%) ???:(anonymous namespace)::Mapper::mapValue(llvm::Value const*) [clone .llvm.12166235158543170009] 21,043,139 ( 0.53%) ???:llvm::MCExpr::evaluateAsRelocatableImpl(llvm::MCValue&, llvm::MCAssembler const*, llvm::MCAsmLayout const*, llvm::MCFixup const*, llvm::DenseMap, llvm::detail::DenseMapPair > const*, bool) const 20,311,970 ( 0.51%) ???:llvm::ValueMapper::remapInstruction(llvm::Instruction&) 20,141,471 ( 0.51%) ???:llvm::Instruction::clone() const 20,136,026 ( 0.51%) ???:llvm::ValueHandleBase::AddToUseList() 19,092,668 ( 0.48%) ???:llvm::FoldingSet::NodeEquals(llvm::FoldingSetBase const*, llvm::FoldingSetBase::Node*, llvm::FoldingSetNodeID const&, unsigned int, llvm::FoldingSetNodeID&) 18,195,991 ( 0.46%) ???:(anonymous namespace)::VarLocBasedLDV::process(llvm::MachineInstr&, (anonymous namespace)::VarLocBasedLDV::OpenRangesSet&, (anonymous namespace)::VarLocBasedLDV::VarLocMap&, llvm::SmallVector<(anonymous namespace)::VarLocBasedLDV::TransferDebugPair, 4u>&) 18,151,418 ( 0.46%) ???:llvm::SmallPtrSetImplBase::insert_imp_big(void const*) 17,910,043 ( 0.45%) ???:llvm::LLVMContextImpl::~LLVMContextImpl() 17,789,491 ( 0.45%) ???:(anonymous namespace)::SelectionDAGLegalize::LegalizeOp(llvm::SDNode*) [clone .llvm.8386621111310650999] 17,741,701 ( 0.45%) ./malloc/malloc.c:malloc_consolidate 17,272,041 ( 0.43%) ???:llvm::ReplaceableMetadataImpl::replaceAllUsesWith(llvm::Metadata*) 16,305,875 ( 0.41%) ???:llvm::DILocation::getImpl(llvm::LLVMContext&, unsigned int, unsigned int, llvm::Metadata*, llvm::Metadata*, bool, llvm::Metadata::StorageType, bool) 15,877,882 ( 0.40%) ???:llvm::DomTreeBuilder::SemiNCAInfo >::CalculateFromScratch(llvm::DominatorTreeBase&, llvm::DomTreeBuilder::SemiNCAInfo >::BatchUpdateInfo*) 15,716,754 ( 0.39%) ???:llvm::TargetRegisterInfo::shouldRealignStack(llvm::MachineFunction const&) const 15,655,452 ( 0.39%) ???:llvm::SimplifyInstruction(llvm::Instruction*, llvm::SimplifyQuery const&, llvm::OptimizationRemarkEmitter*) 15,609,199 ( 0.39%) ???:llvm::DAGTypeLegalizer::run() 15,464,413 ( 0.39%) ???:llvm::PMDataManager::verifyPreservedAnalysis(llvm::Pass*) 14,966,301 ( 0.38%) ???:llvm::AttributeList::hasFnAttribute(llvm::StringRef) const 14,633,069 ( 0.37%) ???:llvm::StringMapImpl::LookupBucketFor(llvm::StringRef) 14,361,928 ( 0.36%) ???:llvm::Instruction::~Instruction() 14,187,547 ( 0.36%) ???:llvm::MDString::get(llvm::LLVMContext&, llvm::StringRef) 13,918,230 ( 0.35%) ./string/../sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S:__memcmp_avx2_movbe 13,628,690 ( 0.34%) ???:(anonymous namespace)::Verifier::verify(llvm::Function const&) [clone .llvm.4153962086227604281] 13,527,782 ( 0.34%) ???:(anonymous namespace)::DAGCombiner::combine(llvm::SDNode*) 13,501,188 ( 0.34%) ???:(anonymous namespace)::X86MCCodeEmitter::emitPrefixImpl(unsigned int&, llvm::MCInst const&, llvm::MCSubtargetInfo const&, llvm::raw_ostream&) const 13,323,759 ( 0.33%) ./malloc/malloc.c:unlink_chunk.constprop.0 12,929,516 ( 0.32%) ???:llvm::FoldingSetBase::FindNodeOrInsertPos(llvm::FoldingSetNodeID const&, void*&, llvm::FoldingSetBase::FoldingSetInfo const&) 12,368,362 ( 0.31%) ???:llvm::DataLayout::getAlignment(llvm::Type*, bool) const 12,039,714 ( 0.30%) ???:llvm::MetadataTracking::untrack(void*, llvm::Metadata&) 11,900,418 ( 0.30%) ???:llvm::MCObjectStreamer::emitBytes(llvm::StringRef) 11,830,427 ( 0.30%) ???:(anonymous namespace)::TwoAddressInstructionPass::runOnMachineFunction(llvm::MachineFunction&) 11,760,778 ( 0.30%) ???:(anonymous namespace)::ScheduleDAGRRList::Schedule() [clone .llvm.6953762222372402862] 11,599,755 ( 0.29%) ???:llvm::ScheduleDAGSDNodes::AddSchedEdges() 11,532,946 ( 0.29%) ???:llvm::BlockFrequencyInfoImpl::setBlockFreq(llvm::BasicBlock const*, unsigned long) 11,506,401 ( 0.29%) ???:llvm::Value::deleteValue() 11,426,333 ( 0.29%) ./string/../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:__memcpy_sse2_unaligned_erms 11,272,966 ( 0.28%) ???:bool llvm::DenseMapBase, llvm::detail::DenseSetPair >, llvm::DILocation*, llvm::detail::DenseSetEmpty, llvm::MDNodeInfo, llvm::detail::DenseSetPair >::LookupBucketFor(llvm::DILocation* const&, llvm::detail::DenseSetPair const*&) const 11,042,348 ( 0.28%) ???:llvm::Instruction::getMetadataImpl(unsigned int) const 10,964,494 ( 0.28%) ???:llvm::SmallSet >::insert(llvm::Register const&) 10,879,715 ( 0.27%) /tmp/gcc-build/x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/../../../../gcc-5.5.0/libstdc++-v3/libsupc++/new_op.cc:operator new(unsigned long) 10,830,108 ( 0.27%) ???:llvm::MDNode::dropReplaceableUses() 10,746,675 ( 0.27%) ???:llvm::SelectionDAG::Legalize() 10,309,062 ( 0.26%) ./elf/dl-lookup.c:_dl_lookup_symbol_x 9,507,170 ( 0.24%) ???:llvm::MDNode::MDNode(llvm::LLVMContext&, unsigned int, llvm::Metadata::StorageType, llvm::ArrayRef, llvm::ArrayRef) 9,326,863 ( 0.23%) ???:llvm::DataLayout::getTypeSizeInBits(llvm::Type*) const 9,219,172 ( 0.23%) ???:llvm::SelectionDAG::AssignTopologicalOrder() 9,134,161 ( 0.23%) ???:llvm::SelectionDAG::getRegister(unsigned int, llvm::EVT) 9,074,260 ( 0.23%) ???:llvm::FunctionLoweringInfo::set(llvm::Function const&, llvm::MachineFunction&, llvm::SelectionDAG*) 9,039,394 ( 0.23%) ???:(anonymous namespace)::PEI::runOnMachineFunction(llvm::MachineFunction&) 8,988,980 ( 0.23%) ???:(anonymous namespace)::Verifier::verifyFunctionAttrs(llvm::FunctionType*, llvm::AttributeList, llvm::Value const*, bool) 8,490,783 ( 0.21%) ???:(anonymous namespace)::X86MCInstLower::Lower(llvm::MachineInstr const*, llvm::MCInst&) const 8,429,261 ( 0.21%) ???:llvm::Intrinsic::getDeclaration(llvm::Module*, unsigned int, llvm::ArrayRef) 8,411,066 ( 0.21%) ???:llvm::calculateDbgEntityHistory(llvm::MachineFunction const*, llvm::TargetRegisterInfo const*, llvm::DbgValueHistoryMap&, llvm::DbgLabelInstrMap&) 7,885,116 ( 0.20%) ???:(anonymous namespace)::X86DAGToDAGISel::CheckNodePredicate(llvm::SDNode*, unsigned int) const [clone .llvm.5851529081540066507] 7,687,007 ( 0.19%) ???:llvm::X86TargetLowering::PerformDAGCombine(llvm::SDNode*, llvm::TargetLowering::DAGCombinerInfo&) const 7,665,529 ( 0.19%) ???:llvm::X86RegisterInfo::eliminateFrameIndex(llvm::MachineInstrBundleIterator, int, unsigned int, llvm::RegScavenger*) const 7,663,741 ( 0.19%) ???:llvm::TargetLowering::SimplifyDemandedBits(llvm::SDValue, llvm::APInt const&, llvm::APInt const&, llvm::KnownBits&, llvm::TargetLowering::TargetLoweringOpt&, unsigned int, bool) const 7,609,358 ( 0.19%) ./stdlib/msort.c:msort_with_tmp.part.0 7,503,016 ( 0.19%) ???:llvm::Type::isSizedDerivedType(llvm::SmallPtrSetImpl*) const 7,417,994 ( 0.19%) ???:llvm::DenseMapBase > >, llvm::WeakTrackingVH, llvm::DenseMapInfo > > >, llvm::detail::DenseMapPair > >, llvm::WeakTrackingVH> >, llvm::ValueMapCallbackVH > >, llvm::WeakTrackingVH, llvm::DenseMapInfo > > >, llvm::detail::DenseMapPair > >, llvm::WeakTrackingVH> >::moveFromOldBuckets(llvm::detail::DenseMapPair > >, llvm::WeakTrackingVH>*, llvm::detail::DenseMapPair > >, llvm::WeakTrackingVH>*) 7,389,287 ( 0.19%) ???:llvm::FoldingSetNodeID::AddInteger(unsigned int) 7,358,076 ( 0.18%) ???:llvm::ValueMap > >::operator[](llvm::Value const* const&) 7,350,977 ( 0.18%) ???:(anonymous namespace)::Verifier::visitFunction(llvm::Function const&)::$_3::operator()(llvm::Instruction const&, llvm::MDNode const*) const 7,307,213 ( 0.18%) ???:llvm::MCAsmLayout::getFragmentOffset(llvm::MCFragment const*) const 7,233,281 ( 0.18%) ???:llvm::getUnderlyingObjects(llvm::Value const*, llvm::SmallVectorImpl&, llvm::LoopInfo*, unsigned int) 7,163,756 ( 0.18%) ???:llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&) 7,117,473 ( 0.18%) ???:llvm::MCAsmLayout::getSymbolOffset(llvm::MCSymbol const&) const 6,921,729 ( 0.17%) ???:(anonymous namespace)::X86MCCodeEmitter::emitMemModRMByte(llvm::MCInst const&, unsigned int, unsigned int, unsigned long, bool, unsigned long, llvm::raw_ostream&, llvm::SmallVectorImpl&, llvm::MCSubtargetInfo const&, bool) const 6,865,902 ( 0.17%) ???:llvm::DwarfDebug::beginInstruction(llvm::MachineInstr const*) 6,767,777 ( 0.17%) ???:llvm::PointerMayBeCaptured(llvm::Value const*, llvm::CaptureTracker*, unsigned int) 6,716,305 ( 0.17%) ???:(anonymous namespace)::X86MCCodeEmitter::encodeInstruction(llvm::MCInst const&, llvm::raw_ostream&, llvm::SmallVectorImpl&, llvm::MCSubtargetInfo const&) const 6,690,508 ( 0.17%) ???:llvm::SelectionDAG::computeKnownBits(llvm::SDValue, llvm::APInt const&, unsigned int) const 6,507,454 ( 0.16%) ???:llvm::SmallDenseMap, llvm::detail::DenseSetPair >::grow(unsigned int) 6,486,471 ( 0.16%) ???:llvm::Value::~Value() 6,479,874 ( 0.16%) ???:llvm::MDNode::setOperand(unsigned int, llvm::Metadata*) 6,383,374 ( 0.16%) ???:llvm::X86FrameLowering::getFrameIndexReference(llvm::MachineFunction const&, int, llvm::Register&) const 6,299,446 ( 0.16%) ???:llvm::BlockFrequencyInfo::getBlockFreq(llvm::BasicBlock const*) const 6,244,513 ( 0.16%) ???:ScopedAliasMetadataDeepCloner::clone() 6,192,113 ( 0.16%) ???:llvm::SelectionDAG::getNode(unsigned int, llvm::SDLoc const&, llvm::EVT, llvm::SDValue, llvm::SDValue, llvm::SDNodeFlags) 6,119,865 ( 0.15%) ???:llvm::ScheduleDAGSDNodes::EmitSchedule(llvm::MachineInstrBundleIterator&) 6,023,914 ( 0.15%) ???:llvm::X86TargetLowering::X86TargetLowering(llvm::X86TargetMachine const&, llvm::X86Subtarget const&) 5,988,904 ( 0.15%) ???:llvm::TargetRegisterInfo::checkAllSuperRegsMarked(llvm::BitVector const&, llvm::ArrayRef) const 5,930,264 ( 0.15%) ???:llvm::coro::declaresIntrinsics(llvm::Module const&, std::initializer_list) 5,741,653 ( 0.14%) ???:(anonymous namespace)::X86DAGToDAGISel::selectAddr(llvm::SDNode*, llvm::SDValue, llvm::SDValue&, llvm::SDValue&, llvm::SDValue&, llvm::SDValue&, llvm::SDValue&) 5,667,324 ( 0.14%) ???:llvm::X86FrameLowering::hasFP(llvm::MachineFunction const&) const 5,579,697 ( 0.14%) ???:llvm::CloneAndPruneIntoFromInst(llvm::Function*, llvm::Function const*, llvm::Instruction const*, llvm::ValueMap > >&, bool, llvm::SmallVectorImpl&, char const*, llvm::ClonedCodeInfo*) 5,467,904 ( 0.14%) ???:llvm::DomTreeBuilder::SemiNCAInfo >::runSemiNCA(llvm::DominatorTreeBase&, unsigned int) 5,464,089 ( 0.14%) ???:(anonymous namespace)::VarLocBasedLDV::ExtendRanges(llvm::MachineFunction&, llvm::TargetPassConfig*) [clone .llvm.4451506318407214204] 5,434,254 ( 0.14%) ./string/../sysdeps/x86_64/multiarch/strcmp-avx2.S:__strncmp_avx2 5,329,937 ( 0.13%) ???:llvm::DenseMapBase, llvm::detail::DenseMapPair >, llvm::Value const*, llvm::MDAttachments, llvm::DenseMapInfo, llvm::detail::DenseMapPair >::moveFromOldBuckets(llvm::detail::DenseMapPair*, llvm::detail::DenseMapPair*) 5,324,717 ( 0.13%) ???:llvm::SelectionDAG::getConstant(unsigned long, llvm::SDLoc const&, llvm::EVT, bool, bool) 5,270,678 ( 0.13%) ???:llvm::MCObjectStreamer::emitInstruction(llvm::MCInst const&, llvm::MCSubtargetInfo const&) 5,251,746 ( 0.13%) ???:llvm::MDNode::dropAllReferences() 5,228,934 ( 0.13%) ???:llvm::MCDwarfLineAddr::Encode(llvm::MCContext&, llvm::MCDwarfLineTableParams, long, unsigned long, llvm::raw_ostream&) 5,221,875 ( 0.13%) ???:??? 5,220,507 ( 0.13%) ???:llvm::MCELFStreamer::emitInstToData(llvm::MCInst const&, llvm::MCSubtargetInfo const&) 5,187,769 ( 0.13%) ???:(anonymous namespace)::DAGCombiner::visitSTORE(llvm::SDNode*) 5,182,524 ( 0.13%) ???:llvm::X86RegisterInfo::canRealignStack(llvm::MachineFunction const&) const 5,146,897 ( 0.13%) /usr/home/liquid/.cargo/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.12.0/src/raw/mod.rs:, (), core::hash::BuildHasherDefault>>::from_hash::>::{closure#0}> 5,066,085 ( 0.13%) ???:llvm::TargetLoweringBase::computeRegisterProperties(llvm::TargetRegisterInfo const*) 4,988,394 ( 0.13%) ???:DecodeIITType(unsigned int&, llvm::ArrayRef, IIT_Info, llvm::SmallVectorImpl&) [clone .llvm.4021314427178024980] 4,974,312 ( 0.12%) ???:llvm::CallBase::getArgOperand(unsigned int) const 4,969,014 ( 0.12%) ???:llvm::Twine::printOneChild(llvm::raw_ostream&, llvm::Twine::Child, llvm::Twine::NodeKind) const 4,905,955 ( 0.12%) ???:llvm::BasicBlock::eraseFromParent() 4,863,342 ( 0.12%) ???:(anonymous namespace)::RegAllocFast::markRegUsedInInstr(unsigned short) 4,850,604 ( 0.12%) ???:inlineDebugLoc(llvm::DebugLoc, llvm::DILocation*, llvm::LLVMContext&, llvm::DenseMap, llvm::detail::DenseMapPair >&) 4,845,537 ( 0.12%) ./elf/dl-lookup.c:do_lookup_x 4,807,792 ( 0.12%) ???:llvm::AsmPrinter::emitFunctionBody() 4,757,657 ( 0.12%) ???:llvm::DebugLoc::appendInlinedAt(llvm::DebugLoc const&, llvm::DILocation*, llvm::LLVMContext&, llvm::DenseMap, llvm::detail::DenseMapPair >&) 4,749,465 ( 0.12%) ???:ScopedAliasMetadataDeepCloner::ScopedAliasMetadataDeepCloner(llvm::Function const*) 4,731,585 ( 0.12%) ???:llvm::AnalysisManager::getResultImpl(llvm::AnalysisKey*, llvm::Function&) 4,729,751 ( 0.12%) ???:(anonymous namespace)::VarLocBasedLDV::collectIDsForRegs(llvm::SmallSet >&, llvm::SmallSet > const&, llvm::CoalescingBitVector const&, (anonymous namespace)::VarLocBasedLDV::VarLocMap const&) 4,710,808 ( 0.12%) ???:llvm::Function::dropAllReferences() 4,639,648 ( 0.12%) ???:llvm::DenseMapBase, llvm::detail::DenseMapPair >, llvm::SDValue, llvm::SDValue, llvm::DenseMapInfo, llvm::detail::DenseMapPair >::moveFromOldBuckets(llvm::detail::DenseMapPair*, llvm::detail::DenseMapPair*) 4,554,052 ( 0.11%) ???:multikeySort(llvm::MutableArrayRef*>, int) 4,535,910 ( 0.11%) ???:llvm::SelectionDAG::getNode(unsigned int, llvm::SDLoc const&, llvm::SDVTList, llvm::ArrayRef) 4,479,078 ( 0.11%) ???:llvm::LexicalScopes::assignInstructionRanges(llvm::SmallVectorImpl >&, llvm::DenseMap, llvm::detail::DenseMapPair >&) 4,462,245 ( 0.11%) ???:llvm::MetadataAsValue::get(llvm::LLVMContext&, llvm::Metadata*) 4,410,667 ( 0.11%) ???:llvm::DenseMapBase, llvm::detail::DenseMapPair >, llvm::SDNode*, unsigned int, llvm::DenseMapInfo, llvm::detail::DenseMapPair >::moveFromOldBuckets(llvm::detail::DenseMapPair*, llvm::detail::DenseMapPair*) 4,388,632 ( 0.11%) ./string/../sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S:__memset_avx2_unaligned_erms 4,329,128 ( 0.11%) ???:llvm::LazyCallGraph::Node::populateSlow() 4,326,749 ( 0.11%) ???:llvm::MachineFunction::CreateMachineInstr(llvm::MCInstrDesc const&, llvm::DebugLoc const&, bool) 4,251,008 ( 0.11%) ???:llvm::PassRegistry::enumerateWith(llvm::PassRegistrationListener*) 4,158,094 ( 0.10%) ???:llvm::MCContext::getOrCreateSymbol(llvm::Twine const&) 4,141,271 ( 0.10%) ./elf/../sysdeps/x86_64/dl-machine.h:_dl_relocate_object 4,095,340 ( 0.10%) ???:(anonymous namespace)::RegAllocFast::allocVirtReg(llvm::MachineInstr&, (anonymous namespace)::RegAllocFast::LiveReg&, llvm::Register, bool) 4,082,674 ( 0.10%) ???:llvm::MachineInstr::AddRegOperandsToUseLists(llvm::MachineRegisterInfo&) 4,015,848 ( 0.10%) ???:llvm::MetadataTracking::retrack(void*, llvm::Metadata&, void*) 4,015,600 ( 0.10%) ???:(anonymous namespace)::ELFObjectWriter::recordRelocation(llvm::MCAssembler&, llvm::MCAsmLayout const&, llvm::MCFragment const*, llvm::MCFixup const&, llvm::MCValue, unsigned long&) [clone .llvm.14145361893594770252] 3,996,780 ( 0.10%) ???:(anonymous namespace)::RegAllocFast::setPhysReg(llvm::MachineInstr&, llvm::MachineOperand&, unsigned short) -------------------------------------------------------------------------------- -- Auto-annotated source: /usr/home/liquid/.cargo/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.12.0/src/raw/mod.rs -------------------------------------------------------------------------------- Ir -- line 111 ---------------------------------------- . const EMPTY: u8 = 0b1111_1111; . . /// Control byte value for a deleted bucket. . const DELETED: u8 = 0b1000_0000; . . /// Checks whether a control byte represents a full bucket (top bit is clear). . #[inline] . fn is_full(ctrl: u8) -> bool { 1,030,279 ( 0.03%) ctrl & 0x80 == 0 . } . . /// Checks whether a control byte represents a special value (top bit is set). . #[inline] . fn is_special(ctrl: u8) -> bool { . ctrl & 0x80 != 0 . } . . /// Checks whether a special control value is EMPTY (just check 1 bit). . #[inline] . fn special_is_empty(ctrl: u8) -> bool { . debug_assert!(is_special(ctrl)); 74,610 ( 0.00%) ctrl & 0x01 != 0 . } . . /// Primary hash function, used to select the initial bucket to probe from. . #[inline] . #[allow(clippy::cast_possible_truncation)] . fn h1(hash: u64) -> usize { . // On 32-bit platforms we simply ignore the higher hash bits. . hash as usize -- line 140 ---------------------------------------- -- line 143 ---------------------------------------- . /// Secondary hash function, saved in the low 7 bits of the control byte. . #[inline] . #[allow(clippy::cast_possible_truncation)] . fn h2(hash: u64) -> u8 { . // Grab the top 7 bits of the hash. While the hash is normally a full 64-bit . // value, some hash functions (such as FxHash) produce a usize result . // instead, which means that the top 32 bits are 0 on 32-bit platforms. . let hash_len = usize::min(mem::size_of::(), mem::size_of::()); 13,622,415 ( 0.34%) let top7 = hash >> (hash_len * 8 - 7); . (top7 & 0x7f) as u8 // truncation . } . . /// Probe sequence based on triangular numbers, which is guaranteed (since our . /// table size is a power of two) to visit every group of elements exactly once. . /// . /// A triangular probe has us jump by 1 more group every time. So first we . /// jump by 1 group (meaning we just continue our linear scan), then 2 groups -- line 159 ---------------------------------------- -- line 170 ---------------------------------------- . #[inline] . fn move_next(&mut self, bucket_mask: usize) { . // We should have found an empty bucket by now and ended the probe. . debug_assert!( . self.stride <= bucket_mask, . "Went past end of probe sequence" . ); . 121,784 ( 0.00%) self.stride += Group::WIDTH; 121,784 ( 0.00%) self.pos += self.stride; 99,985 ( 0.00%) self.pos &= bucket_mask; . } . } . . /// Returns the number of buckets needed to hold the given number of items, . /// taking the maximum load factor into account. . /// . /// Returns `None` if an overflow occurs. . // Workaround for emscripten bug emscripten-core/emscripten-fastcomp#258 . #[cfg_attr(target_os = "emscripten", inline(never))] . #[cfg_attr(not(target_os = "emscripten"), inline)] . fn capacity_to_buckets(cap: usize) -> Option { . debug_assert_ne!(cap, 0); . . // For small tables we require at least 1 empty bucket so that lookups are . // guaranteed to terminate if an element doesn't exist in the table. 53,336 ( 0.00%) if cap < 8 { . // We don't bother with a table size of 2 buckets since that can only . // hold a single element. Instead we skip directly to a 4 bucket table . // which can hold 3 elements. 110,660 ( 0.00%) return Some(if cap < 4 { 4 } else { 8 }); . } . . // Otherwise require 1/8 buckets to be empty (87.5% load) . // . // Be careful when modifying this, calculate_layout relies on the . // overflow check here. 27,216 ( 0.00%) let adjusted_cap = cap.checked_mul(8)? / 7; . . // Any overflows will have been caught by the checked_mul. Also, any . // rounding errors from the division above will be cleaned up by . // next_power_of_two (which can't overflow because of the previous division). . Some(adjusted_cap.next_power_of_two()) . } . . /// Returns the maximum effective capacity for the given bucket mask, taking . /// the maximum load factor into account. . #[inline] . fn bucket_mask_to_capacity(bucket_mask: usize) -> usize { 142,735 ( 0.00%) if bucket_mask < 8 { . // For tables with 1/2/4/8 buckets, we always reserve one empty slot. . // Keep in mind that the bucket mask is one less than the bucket count. . bucket_mask . } else { . // For larger tables we reserve 12.5% of the slots as empty. 32,910 ( 0.00%) ((bucket_mask + 1) / 8) * 7 . } . } . . /// Helper which allows the max calculation for ctrl_align to be statically computed for each T . /// while keeping the rest of `calculate_layout_for` independent of `T` . #[derive(Copy, Clone)] . struct TableLayout { . size: usize, -- line 233 ---------------------------------------- -- line 246 ---------------------------------------- . . #[inline] . fn calculate_layout_for(self, buckets: usize) -> Option<(Layout, usize)> { . debug_assert!(buckets.is_power_of_two()); . . let TableLayout { size, ctrl_align } = self; . // Manual layout calculation since Layout methods are not yet stable. . let ctrl_offset = 103,507 ( 0.00%) size.checked_mul(buckets)?.checked_add(ctrl_align - 1)? & !(ctrl_align - 1); 142,567 ( 0.00%) let len = ctrl_offset.checked_add(buckets + Group::WIDTH)?; . . Some(( . unsafe { Layout::from_size_align_unchecked(len, ctrl_align) }, . ctrl_offset, . )) . } . } . -- line 263 ---------------------------------------- -- line 337 ---------------------------------------- . } . } . #[cfg_attr(feature = "inline-more", inline)] . pub unsafe fn drop(&self) { . self.as_ptr().drop_in_place(); . } . #[inline] . pub unsafe fn read(&self) -> T { 608 ( 0.00%) self.as_ptr().read() . } . #[inline] . pub unsafe fn write(&self, val: T) { . self.as_ptr().write(val); . } . #[inline] . pub unsafe fn as_ref<'a>(&self) -> &'a T { . &*self.as_ptr() -- line 353 ---------------------------------------- -- line 422 ---------------------------------------- . /// Creates a new empty hash table without allocating any memory, using the . /// given allocator. . /// . /// In effect this returns a table with exactly 1 bucket. However we can . /// leave the data pointer dangling since that bucket is never written to . /// due to our load factor forcing us to always have at least 1 free bucket. . #[inline] . pub fn new_in(alloc: A) -> Self { 471 ( 0.00%) Self { . table: RawTableInner::new_in(alloc), . marker: PhantomData, . } . } . . /// Allocates a new hash table with the given number of buckets. . /// . /// The control bytes are left uninitialized. -- line 438 ---------------------------------------- -- line 440 ---------------------------------------- . unsafe fn new_uninitialized( . alloc: A, . buckets: usize, . fallibility: Fallibility, . ) -> Result { . debug_assert!(buckets.is_power_of_two()); . . Ok(Self { 65 ( 0.00%) table: RawTableInner::new_uninitialized( . alloc, . TableLayout::new::(), . buckets, . fallibility, . )?, . marker: PhantomData, . }) . } -- line 456 ---------------------------------------- -- line 458 ---------------------------------------- . /// Attempts to allocate a new hash table with at least enough capacity . /// for inserting the given number of elements without reallocating. . fn fallible_with_capacity( . alloc: A, . capacity: usize, . fallibility: Fallibility, . ) -> Result { . Ok(Self { 7,546 ( 0.00%) table: RawTableInner::fallible_with_capacity( . alloc, . TableLayout::new::(), . capacity, . fallibility, . )?, . marker: PhantomData, . }) . } -- line 474 ---------------------------------------- -- line 527 ---------------------------------------- . debug_assert_ne!(self.table.bucket_mask, 0); . debug_assert!(index < self.buckets()); . Bucket::from_base_index(self.data_end(), index) . } . . /// Erases an element from the table without dropping it. . #[cfg_attr(feature = "inline-more", inline)] . #[deprecated(since = "0.8.1", note = "use erase or remove instead")] 6,935 ( 0.00%) pub unsafe fn erase_no_drop(&mut self, item: &Bucket) { 6,935 ( 0.00%) let index = self.bucket_index(item); . self.table.erase(index); 13,870 ( 0.00%) } . . /// Erases an element from the table, dropping it in place. . #[cfg_attr(feature = "inline-more", inline)] . #[allow(clippy::needless_pass_by_value)] . #[allow(deprecated)] . pub unsafe fn erase(&mut self, item: Bucket) { . // Erase the element from the table first since drop might panic. 3,010 ( 0.00%) self.erase_no_drop(&item); . item.drop(); . } . . /// Finds and erases an element from the table, dropping it in place. . /// Returns true if an element was found. . #[cfg(feature = "raw")] . #[cfg_attr(feature = "inline-more", inline)] . pub fn erase_entry(&mut self, hash: u64, eq: impl FnMut(&T) -> bool) -> bool { -- line 554 ---------------------------------------- -- line 563 ---------------------------------------- . } . } . . /// Removes an element from the table, returning it. . #[cfg_attr(feature = "inline-more", inline)] . #[allow(clippy::needless_pass_by_value)] . #[allow(deprecated)] . pub unsafe fn remove(&mut self, item: Bucket) -> T { 10,860 ( 0.00%) self.erase_no_drop(&item); 55 ( 0.00%) item.read() . } . . /// Finds and removes an element from the table, returning it. . #[cfg_attr(feature = "inline-more", inline)] 311,797 ( 0.01%) pub fn remove_entry(&mut self, hash: u64, eq: impl FnMut(&T) -> bool) -> Option { . // Avoid `Option::map` because it bloats LLVM IR. 1,184 ( 0.00%) match self.find(hash, eq) { 2,747 ( 0.00%) Some(bucket) => Some(unsafe { self.remove(bucket) }), 40,104 ( 0.00%) None => None, . } 449,911 ( 0.01%) } . . /// Marks all table buckets as empty without dropping their contents. . #[cfg_attr(feature = "inline-more", inline)] . pub fn clear_no_drop(&mut self) { . self.table.clear_no_drop(); . } . . /// Removes all elements from the table without freeing the backing memory. . #[cfg_attr(feature = "inline-more", inline)] . pub fn clear(&mut self) { . // Ensure that the table is reset even if one of the drops panic . let mut self_ = guard(self, |self_| self_.clear_no_drop()); . unsafe { 1 ( 0.00%) self_.drop_elements(); . } . } . 7 ( 0.00%) unsafe fn drop_elements(&mut self) { 6,492 ( 0.00%) if mem::needs_drop::() && !self.is_empty() { . for item in self.iter() { . item.drop(); . } . } 8 ( 0.00%) } . . /// Shrinks the table to fit `max(self.len(), min_size)` elements. . #[cfg_attr(feature = "inline-more", inline)] . pub fn shrink_to(&mut self, min_size: usize, hasher: impl Fn(&T) -> u64) { . // Calculate the minimal number of elements that we need to reserve . // space for. . let min_size = usize::max(self.table.items, min_size); . if min_size == 0 { -- line 615 ---------------------------------------- -- line 642 ---------------------------------------- . } . } . } . . /// Ensures that at least `additional` items can be inserted into the table . /// without reallocation. . #[cfg_attr(feature = "inline-more", inline)] . pub fn reserve(&mut self, additional: usize, hasher: impl Fn(&T) -> u64) { 178,537 ( 0.00%) if additional > self.table.growth_left { . // Avoid `Result::unwrap_or_else` because it bloats LLVM IR. 87,678 ( 0.00%) if self . .reserve_rehash(additional, hasher, Fallibility::Infallible) . .is_err() . { . unsafe { hint::unreachable_unchecked() } . } . } . } . -- line 660 ---------------------------------------- -- line 671 ---------------------------------------- . } else { . Ok(()) . } . } . . /// Out-of-line slow path for `reserve` and `try_reserve`. . #[cold] . #[inline(never)] 208,527 ( 0.01%) fn reserve_rehash( . &mut self, . additional: usize, . hasher: impl Fn(&T) -> u64, . fallibility: Fallibility, . ) -> Result<(), TryReserveError> { . unsafe { . self.table.reserve_rehash_inner( . additional, -- line 687 ---------------------------------------- -- line 690 ---------------------------------------- . TableLayout::new::(), . if mem::needs_drop::() { . Some(mem::transmute(ptr::drop_in_place:: as unsafe fn(*mut T))) . } else { . None . }, . ) . } 140,888 ( 0.00%) } . . /// Allocates a new table of a different size and moves the contents of the . /// current table into it. . fn resize( . &mut self, . capacity: usize, . hasher: impl Fn(&T) -> u64, . fallibility: Fallibility, -- line 706 ---------------------------------------- -- line 714 ---------------------------------------- . ) . } . } . . /// Inserts a new element into the table, and returns its raw bucket. . /// . /// This does not check if the given element already exists in the table. . #[cfg_attr(feature = "inline-more", inline)] 1,717,396 ( 0.04%) pub fn insert(&mut self, hash: u64, value: T, hasher: impl Fn(&T) -> u64) -> Bucket { . unsafe { . let mut index = self.table.find_insert_slot(hash); . . // We can avoid growing the table once we have reached our load . // factor if we are replacing a tombstone. This works since the . // number of EMPTY slots does not change in this case. 3,024 ( 0.00%) let old_ctrl = *self.table.ctrl(index); 1,017,044 ( 0.03%) if unlikely(self.table.growth_left == 0 && special_is_empty(old_ctrl)) { . self.reserve(1, hasher); . index = self.table.find_insert_slot(hash); . } . . self.table.record_item_insert_at(index, old_ctrl, hash); . . let bucket = self.bucket(index); 2 ( 0.00%) bucket.write(value); . bucket . } 1,249,906 ( 0.03%) } . . /// Attempts to insert a new element without growing the table and return its raw bucket. . /// . /// Returns an `Err` containing the given element if inserting it would require growing the . /// table. . /// . /// This does not check if the given element already exists in the table. . #[cfg(feature = "raw")] -- line 749 ---------------------------------------- -- line 760 ---------------------------------------- . } . } . } . . /// Inserts a new element into the table, and returns a mutable reference to it. . /// . /// This does not check if the given element already exists in the table. . #[cfg_attr(feature = "inline-more", inline)] 286,648 ( 0.01%) pub fn insert_entry(&mut self, hash: u64, value: T, hasher: impl Fn(&T) -> u64) -> &mut T { 50 ( 0.00%) unsafe { self.insert(hash, value, hasher).as_mut() } 214,986 ( 0.01%) } . . /// Inserts a new element into the table, without growing the table. . /// . /// There must be enough space in the table to insert the new element. . /// . /// This does not check if the given element already exists in the table. . #[cfg_attr(feature = "inline-more", inline)] . #[cfg(any(feature = "raw", feature = "rustc-internal-api"))] 502 ( 0.00%) pub unsafe fn insert_no_grow(&mut self, hash: u64, value: T) -> Bucket { 219,651 ( 0.01%) let (index, old_ctrl) = self.table.prepare_insert_slot(hash); 3,366 ( 0.00%) let bucket = self.table.bucket(index); . . // If we are replacing a DELETED entry then we don't need to update . // the load counter. 448,471 ( 0.01%) self.table.growth_left -= special_is_empty(old_ctrl) as usize; . . bucket.write(value); 354,945 ( 0.01%) self.table.items += 1; . bucket 979 ( 0.00%) } . . /// Temporary removes a bucket, applying the given function to the removed . /// element and optionally put back the returned value in the same bucket. . /// . /// Returns `true` if the bucket still contains an element . /// . /// This does not check if the given bucket is actually occupied. . #[cfg_attr(feature = "inline-more", inline)] -- line 798 ---------------------------------------- -- line 813 ---------------------------------------- . true . } else { . false . } . } . . /// Searches for an element in the table. . #[inline] 30,459 ( 0.00%) pub fn find(&self, hash: u64, mut eq: impl FnMut(&T) -> bool) -> Option> { 8,433 ( 0.00%) let result = self.table.find_inner(hash, &mut |index| unsafe { 12,170 ( 0.00%) eq(self.bucket(index).as_ref()) 2,996 ( 0.00%) }); . . // Avoid `Option::map` because it bloats LLVM IR. . match result { 1,054 ( 0.00%) Some(index) => Some(unsafe { self.bucket(index) }), . None => None, . } 34,592 ( 0.00%) } . . /// Gets a reference to an element in the table. . #[inline] . pub fn get(&self, hash: u64, eq: impl FnMut(&T) -> bool) -> Option<&T> { . // Avoid `Option::map` because it bloats LLVM IR. 13,318 ( 0.00%) match self.find(hash, eq) { . Some(bucket) => Some(unsafe { bucket.as_ref() }), . None => None, . } . } . . /// Gets a mutable reference to an element in the table. . #[inline] 1,120 ( 0.00%) pub fn get_mut(&mut self, hash: u64, eq: impl FnMut(&T) -> bool) -> Option<&mut T> { . // Avoid `Option::map` because it bloats LLVM IR. 15,973 ( 0.00%) match self.find(hash, eq) { . Some(bucket) => Some(unsafe { bucket.as_mut() }), . None => None, . } 1,280 ( 0.00%) } . . /// Attempts to get mutable references to `N` entries in the table at once. . /// . /// Returns an array of length `N` with the results of each query. . /// . /// At most one mutable reference will be returned to any entry. `None` will be returned if any . /// of the hashes are duplicates. `None` will be returned if the hash is not found. . /// -- line 859 ---------------------------------------- -- line 920 ---------------------------------------- . #[inline] . pub fn len(&self) -> usize { . self.table.items . } . . /// Returns `true` if the table contains no elements. . #[inline] . pub fn is_empty(&self) -> bool { 341,250 ( 0.01%) self.len() == 0 . } . . /// Returns the number of buckets in the table. . #[inline] . pub fn buckets(&self) -> usize { . self.table.bucket_mask + 1 . } . -- line 936 ---------------------------------------- -- line 938 ---------------------------------------- . /// the caller to ensure that the `RawTable` outlives the `RawIter`. . /// Because we cannot make the `next` method unsafe on the `RawIter` . /// struct, we have to make the `iter` method unsafe. . #[inline] . pub unsafe fn iter(&self) -> RawIter { . let data = Bucket::from_base_index(self.data_end(), 0); . RawIter { . iter: RawIterRange::new(self.table.ctrl.as_ptr(), data, self.table.buckets()), 40,460 ( 0.00%) items: self.table.items, . } . } . . /// Returns an iterator over occupied buckets that could match a given hash. . /// . /// `RawTable` only stores 7 bits of the hash value, so this iterator may . /// return items that have a hash value different than the one provided. You . /// should always validate the returned values before using them. -- line 954 ---------------------------------------- -- line 995 ---------------------------------------- . /// Iteration starts at the provided iterator's current location. . /// . /// It is up to the caller to ensure that the iterator is valid for this . /// `RawTable` and covers all items that remain in the table. . pub unsafe fn into_iter_from(self, iter: RawIter) -> RawIntoIter { . debug_assert_eq!(iter.len(), self.len()); . . let alloc = self.table.alloc.clone(); 3,708 ( 0.00%) let allocation = self.into_allocation(); 2,781 ( 0.00%) RawIntoIter { 4,635 ( 0.00%) iter, . allocation, . marker: PhantomData, . alloc, . } . } . . /// Converts the table into a raw allocation. The contents of the table . /// should be dropped using a `RawIter` before freeing the allocation. . #[cfg_attr(feature = "inline-more", inline)] . pub(crate) fn into_allocation(self) -> Option<(NonNull, Layout)> { 1,550 ( 0.00%) let alloc = if self.table.is_empty_singleton() { . None . } else { . // Avoid `Option::unwrap_or_else` because it bloats LLVM IR. . let (layout, ctrl_offset) = match calculate_layout::(self.table.buckets()) { . Some(lco) => lco, . None => unsafe { hint::unreachable_unchecked() }, . }; . Some(( 306 ( 0.00%) unsafe { NonNull::new_unchecked(self.table.ctrl.as_ptr().sub(ctrl_offset)) }, . layout, . )) . }; . mem::forget(self); . alloc . } . } . -- line 1033 ---------------------------------------- -- line 1042 ---------------------------------------- . T: Sync, . A: Sync, . { . } . . impl RawTableInner { . #[inline] . const fn new_in(alloc: A) -> Self { 302,375 ( 0.01%) Self { . // Be careful to cast the entire slice to a raw pointer. . ctrl: unsafe { NonNull::new_unchecked(Group::static_empty() as *const _ as *mut u8) }, . bucket_mask: 0, . items: 0, . growth_left: 0, . alloc, . } . } . } . . impl RawTableInner { . #[cfg_attr(feature = "inline-more", inline)] 173,198 ( 0.00%) unsafe fn new_uninitialized( . alloc: A, . table_layout: TableLayout, . buckets: usize, . fallibility: Fallibility, . ) -> Result { . debug_assert!(buckets.is_power_of_two()); . . // Avoid `Option::ok_or_else` because it bloats LLVM IR. -- line 1071 ---------------------------------------- -- line 1078 ---------------------------------------- . // exceed `isize::MAX`. We can skip this check on 64-bit systems since . // such allocations will never succeed anyways. . // . // This mirrors what Vec does in the standard library. . if mem::size_of::() < 8 && layout.size() > isize::MAX as usize { . return Err(fallibility.capacity_overflow()); . } . 43,784 ( 0.00%) let ptr: NonNull = match do_alloc(&alloc, layout) { . Ok(block) => block.cast(), . Err(_) => return Err(fallibility.alloc_err(layout)), . }; . . let ctrl = NonNull::new_unchecked(ptr.as_ptr().add(ctrl_offset)); 96,720 ( 0.00%) Ok(Self { . ctrl, 42,801 ( 0.00%) bucket_mask: buckets - 1, . items: 0, . growth_left: bucket_mask_to_capacity(buckets - 1), . alloc, . }) 126,212 ( 0.00%) } . . #[inline] 18,886 ( 0.00%) fn fallible_with_capacity( . alloc: A, . table_layout: TableLayout, . capacity: usize, . fallibility: Fallibility, . ) -> Result { 4,870 ( 0.00%) if capacity == 0 { 4,187 ( 0.00%) Ok(Self::new_in(alloc)) . } else { . unsafe { . let buckets = . capacity_to_buckets(capacity).ok_or_else(|| fallibility.capacity_overflow())?; . 79,047 ( 0.00%) let result = Self::new_uninitialized(alloc, table_layout, buckets, fallibility)?; . result.ctrl(0).write_bytes(EMPTY, result.num_ctrl_bytes()); . 9,348 ( 0.00%) Ok(result) . } . } 18,886 ( 0.00%) } . . /// Searches for an empty or deleted bucket which is suitable for inserting . /// a new element and sets the hash for that slot. . /// . /// There must be at least 1 empty bucket in the table. . #[inline] 74,128 ( 0.00%) unsafe fn prepare_insert_slot(&self, hash: u64) -> (usize, u8) { . let index = self.find_insert_slot(hash); 74,128 ( 0.00%) let old_ctrl = *self.ctrl(index); . self.set_ctrl_h2(index, hash); . (index, old_ctrl) 148,256 ( 0.00%) } . . /// Searches for an empty or deleted bucket which is suitable for inserting . /// a new element. . /// . /// There must be at least 1 empty bucket in the table. . #[inline] . fn find_insert_slot(&self, hash: u64) -> usize { . let mut probe_seq = self.probe_seq(hash); . loop { . unsafe { . let group = Group::load(self.ctrl(probe_seq.pos)); 675,905 ( 0.02%) if let Some(bit) = group.match_empty_or_deleted().lowest_set_bit() { 1,971,764 ( 0.05%) let result = (probe_seq.pos + bit) & self.bucket_mask; . . // In tables smaller than the group width, trailing control . // bytes outside the range of the table are filled with . // EMPTY entries. These will unfortunately trigger a . // match, but once masked may point to a full bucket that . // is already occupied. We detect this situation here and . // perform a second scan starting at the beginning of the . // table. This second scan is guaranteed to find an empty . // slot (due to the load factor) before hitting the trailing . // control bytes (containing EMPTY). 911,279 ( 0.02%) if unlikely(is_full(*self.ctrl(result))) { . debug_assert!(self.bucket_mask < Group::WIDTH); . debug_assert_ne!(probe_seq.pos, 0); . return Group::load_aligned(self.ctrl(0)) . .match_empty_or_deleted() . .lowest_set_bit_nonzero(); . } . . return result; -- line 1165 ---------------------------------------- -- line 1171 ---------------------------------------- . . /// Searches for an element in the table. This uses dynamic dispatch to reduce the amount of . /// code generated, but it is eliminated by LLVM optimizations. . #[inline] . fn find_inner(&self, hash: u64, eq: &mut dyn FnMut(usize) -> bool) -> Option { . let h2_hash = h2(hash); . let mut probe_seq = self.probe_seq(hash); . 37,564 ( 0.00%) loop { . let group = unsafe { Group::load(self.ctrl(probe_seq.pos)) }; . 1,636,135 ( 0.04%) for bit in group.match_byte(h2_hash) { 3,066,371 ( 0.08%) let index = (probe_seq.pos + bit) & self.bucket_mask; . 2,184,770 ( 0.05%) if likely(eq(index)) { . return Some(index); . } . } . 556,922 ( 0.01%) if likely(group.match_empty().any_bit_set()) { . return None; . } . . probe_seq.move_next(self.bucket_mask); . } . } . . #[allow(clippy::mut_mut)] -- line 1198 ---------------------------------------- -- line 1225 ---------------------------------------- . Bucket::from_base_index(self.data_end(), index) . } . . #[inline] . unsafe fn bucket_ptr(&self, index: usize, size_of: usize) -> *mut u8 { . debug_assert_ne!(self.bucket_mask, 0); . debug_assert!(index < self.buckets()); . let base: *mut u8 = self.data_end().as_ptr(); 2,474,672 ( 0.06%) base.sub((index + 1) * size_of) . } . . #[inline] . unsafe fn data_end(&self) -> NonNull { . NonNull::new_unchecked(self.ctrl.as_ptr().cast()) . } . . /// Returns an iterator-like object for a probe sequence on the table. . /// . /// This iterator never terminates, but is guaranteed to visit each bucket . /// group exactly once. The loop using `probe_seq` must terminate upon . /// reaching a group containing an empty bucket. . #[inline] . fn probe_seq(&self, hash: u64) -> ProbeSeq { . ProbeSeq { 10,556,299 ( 0.26%) pos: h1(hash) & self.bucket_mask, . stride: 0, . } . } . . /// Returns the index of a bucket for which a value must be inserted if there is enough rooom . /// in the table, otherwise returns error . #[cfg(feature = "raw")] . #[inline] -- line 1257 ---------------------------------------- -- line 1263 ---------------------------------------- . } else { . self.record_item_insert_at(index, old_ctrl, hash); . Ok(index) . } . } . . #[inline] . unsafe fn record_item_insert_at(&mut self, index: usize, old_ctrl: u8, hash: u64) { 1,271,982 ( 0.03%) self.growth_left -= special_is_empty(old_ctrl) as usize; . self.set_ctrl_h2(index, hash); 1,016,792 ( 0.03%) self.items += 1; . } . . #[inline] . fn is_in_same_group(&self, i: usize, new_i: usize, hash: u64) -> bool { . let probe_seq_pos = self.probe_seq(hash).pos; . let probe_index = . |pos: usize| (pos.wrapping_sub(probe_seq_pos) & self.bucket_mask) / Group::WIDTH; . probe_index(i) == probe_index(new_i) -- line 1281 ---------------------------------------- -- line 1312 ---------------------------------------- . // replicate the buckets at the end of the trailing group. For example . // with 2 buckets and a group size of 4, the control bytes will look . // like this: . // . // Real | Replicated . // --------------------------------------------- . // | [A] | [B] | [EMPTY] | [EMPTY] | [A] | [B] | . // --------------------------------------------- 1,915,832 ( 0.05%) let index2 = ((index.wrapping_sub(Group::WIDTH)) & self.bucket_mask) + Group::WIDTH; . 638,142 ( 0.02%) *self.ctrl(index) = ctrl; 638,309 ( 0.02%) *self.ctrl(index2) = ctrl; . } . . /// Returns a pointer to a control byte. . #[inline] . unsafe fn ctrl(&self, index: usize) -> *mut u8 { . debug_assert!(index < self.num_ctrl_bytes()); . self.ctrl.as_ptr().add(index) . } . . #[inline] . fn buckets(&self) -> usize { 126,838 ( 0.00%) self.bucket_mask + 1 . } . . #[inline] . fn num_ctrl_bytes(&self) -> usize { 95,648 ( 0.00%) self.bucket_mask + 1 + Group::WIDTH . } . . #[inline] . fn is_empty_singleton(&self) -> bool { 643,748 ( 0.02%) self.bucket_mask == 0 . } . . #[allow(clippy::mut_mut)] . #[inline] . unsafe fn prepare_resize( . &self, . table_layout: TableLayout, . capacity: usize, . fallibility: Fallibility, . ) -> Result, TryReserveError> { . debug_assert!(self.items <= capacity); . . // Allocate and initialize the new table. 1,497 ( 0.00%) let mut new_table = RawTableInner::fallible_with_capacity( . self.alloc.clone(), . table_layout, . capacity, . fallibility, . )?; 55,827 ( 0.00%) new_table.growth_left -= self.items; . new_table.items = self.items; . . // The hash function may panic, in which case we simply free the new . // table without dropping any elements that may have been copied into . // it. . // . // This guard is also used to free the old table on success, see . // the comment at the bottom of this function. . Ok(guard(new_table, move |self_| { 25,609 ( 0.00%) if !self_.is_empty_singleton() { . self_.free_buckets(table_layout); . } . })) . } . . /// Reserves or rehashes to make room for `additional` more elements. . /// . /// This uses dynamic dispatch to reduce the amount of -- line 1383 ---------------------------------------- -- line 1388 ---------------------------------------- . &mut self, . additional: usize, . hasher: &dyn Fn(&mut Self, usize) -> u64, . fallibility: Fallibility, . layout: TableLayout, . drop: Option, . ) -> Result<(), TryReserveError> { . // Avoid `Option::ok_or_else` because it bloats LLVM IR. 51,220 ( 0.00%) let new_items = match self.items.checked_add(additional) { . Some(new_items) => new_items, . None => return Err(fallibility.capacity_overflow()), . }; 51,218 ( 0.00%) let full_capacity = bucket_mask_to_capacity(self.bucket_mask); 107,990 ( 0.00%) if new_items <= full_capacity / 2 { . // Rehash in-place without re-allocating if we have plenty of spare . // capacity that is locked up due to DELETED entries. . self.rehash_in_place(hasher, layout.size, drop); . Ok(()) . } else { . // Otherwise, conservatively resize to at least the next size up . // to avoid churning deletes into frequent rehashes. . self.resize_inner( 25,609 ( 0.00%) usize::max(new_items, full_capacity + 1), . hasher, . fallibility, . layout, . ) . } . } . . /// Allocates a new table of a different size and moves the contents of the -- line 1418 ---------------------------------------- -- line 1424 ---------------------------------------- . #[inline(always)] . unsafe fn resize_inner( . &mut self, . capacity: usize, . hasher: &dyn Fn(&mut Self, usize) -> u64, . fallibility: Fallibility, . layout: TableLayout, . ) -> Result<(), TryReserveError> { 3,722 ( 0.00%) let mut new_table = self.prepare_resize(layout, capacity, fallibility)?; . . // Copy all elements to the new table. . for i in 0..self.buckets() { 373,198 ( 0.01%) if !is_full(*self.ctrl(i)) { . continue; . } . . // This may panic. . let hash = hasher(self, i); . . // We can use a simpler version of insert() here since: . // - there are no DELETED entries. -- line 1444 ---------------------------------------- -- line 1454 ---------------------------------------- . } . . // We successfully copied all elements without panicking. Now replace . // self with the new table. The old table will have its memory freed but . // the items will not be dropped (since they have been moved into the . // new table). . mem::swap(self, &mut new_table); . 25,609 ( 0.00%) Ok(()) . } . . /// Rehashes the contents of the table in place (i.e. without changing the . /// allocation). . /// . /// If `hasher` panics then some the table's contents may be lost. . /// . /// This uses dynamic dispatch to reduce the amount of -- line 1470 ---------------------------------------- -- line 1554 ---------------------------------------- . #[inline] . unsafe fn free_buckets(&mut self, table_layout: TableLayout) { . // Avoid `Option::unwrap_or_else` because it bloats LLVM IR. . let (layout, ctrl_offset) = match table_layout.calculate_layout_for(self.buckets()) { . Some(lco) => lco, . None => hint::unreachable_unchecked(), . }; . self.alloc.deallocate( 17,071 ( 0.00%) NonNull::new_unchecked(self.ctrl.as_ptr().sub(ctrl_offset)), . layout, . ); . } . . /// Marks all table buckets as empty without dropping their contents. . #[inline] . fn clear_no_drop(&mut self) { 3,418 ( 0.00%) if !self.is_empty_singleton() { . unsafe { . self.ctrl(0).write_bytes(EMPTY, self.num_ctrl_bytes()); . } . } 4,614 ( 0.00%) self.items = 0; 3,463 ( 0.00%) self.growth_left = bucket_mask_to_capacity(self.bucket_mask); . } . . #[inline] . unsafe fn erase(&mut self, index: usize) { . debug_assert!(is_full(*self.ctrl(index))); 66,876 ( 0.00%) let index_before = index.wrapping_sub(Group::WIDTH) & self.bucket_mask; . let empty_before = Group::load(self.ctrl(index_before)).match_empty(); . let empty_after = Group::load(self.ctrl(index)).match_empty(); . . // If we are inside a continuous block of Group::WIDTH full or deleted . // cells then a probe window may have seen a full block when trying to . // insert. We therefore need to keep that block non-empty so that . // lookups will continue searching to the next probe window. . // . // Note that in this context `leading_zeros` refers to the bytes at the . // end of a group, while `trailing_zeros` refers to the bytes at the . // beginning of a group. 267,504 ( 0.01%) let ctrl = if empty_before.leading_zeros() + empty_after.trailing_zeros() >= Group::WIDTH { . DELETED . } else { 332,835 ( 0.01%) self.growth_left += 1; . EMPTY . }; . self.set_ctrl(index, ctrl); 267,504 ( 0.01%) self.items -= 1; . } . } . . impl Clone for RawTable { 1,272 ( 0.00%) fn clone(&self) -> Self { 173 ( 0.00%) if self.table.is_empty_singleton() { . Self::new_in(self.table.alloc.clone()) . } else { . unsafe { . let mut new_table = ManuallyDrop::new( . // Avoid `Result::ok_or_else` because it bloats LLVM IR. . match Self::new_uninitialized( . self.table.alloc.clone(), . self.table.buckets(), -- line 1615 ---------------------------------------- -- line 1624 ---------------------------------------- . // We need to free the memory allocated for the new table. . new_table.free_buckets(); . }); . . // Return the newly created table. . ManuallyDrop::into_inner(new_table) . } . } 1,431 ( 0.00%) } . . fn clone_from(&mut self, source: &Self) { . if source.table.is_empty_singleton() { . *self = Self::new_in(self.table.alloc.clone()); . } else { . unsafe { . // First, drop all our elements without clearing the control bytes. . self.drop_elements(); -- line 1640 ---------------------------------------- -- line 1687 ---------------------------------------- . .table . .ctrl(0) . .copy_to_nonoverlapping(self.table.ctrl(0), self.table.num_ctrl_bytes()); . source . .data_start() . .copy_to_nonoverlapping(self.data_start(), self.table.buckets()); . . self.table.items = source.table.items; 26 ( 0.00%) self.table.growth_left = source.table.growth_left; . } . } . . impl RawTable { . /// Common code for clone and clone_from. Assumes `self.buckets() == source.buckets()`. . #[cfg_attr(feature = "inline-more", inline)] . unsafe fn clone_from_impl(&mut self, source: &Self, mut on_panic: impl FnMut(&mut Self)) { . // Copy the control bytes unchanged. We do this in a single pass -- line 1703 ---------------------------------------- -- line 1790 ---------------------------------------- . fn default() -> Self { . Self::new_in(Default::default()) . } . } . . #[cfg(feature = "nightly")] . unsafe impl<#[may_dangle] T, A: Allocator + Clone> Drop for RawTable { . #[cfg_attr(feature = "inline-more", inline)] 333,767 ( 0.01%) fn drop(&mut self) { 286,882 ( 0.01%) if !self.table.is_empty_singleton() { . unsafe { . self.drop_elements(); . self.free_buckets(); . } . } 359,130 ( 0.01%) } . } . #[cfg(not(feature = "nightly"))] . impl Drop for RawTable { . #[cfg_attr(feature = "inline-more", inline)] . fn drop(&mut self) { . if !self.table.is_empty_singleton() { . unsafe { . self.drop_elements(); -- line 1813 ---------------------------------------- -- line 1817 ---------------------------------------- . } . } . . impl IntoIterator for RawTable { . type Item = T; . type IntoIter = RawIntoIter; . . #[cfg_attr(feature = "inline-more", inline)] 3,708 ( 0.00%) fn into_iter(self) -> RawIntoIter { . unsafe { . let iter = self.iter(); . self.into_iter_from(iter) . } 4,635 ( 0.00%) } . } . . /// Iterator over a sub-range of a table. Unlike `RawIter` this iterator does . /// not track an item count. . pub(crate) struct RawIterRange { . // Mask of full buckets in the current group. Bits are cleared from this . // mask as each element is processed. . current_group: BitMask, -- line 1838 ---------------------------------------- -- line 1934 ---------------------------------------- . . impl Iterator for RawIterRange { . type Item = Bucket; . . #[cfg_attr(feature = "inline-more", inline)] . fn next(&mut self) -> Option> { . unsafe { . loop { 95,436 ( 0.00%) if let Some(index) = self.current_group.lowest_set_bit() { 14,358 ( 0.00%) self.current_group = self.current_group.remove_lowest_bit(); 24,162 ( 0.00%) return Some(self.data.next_n(index)); . } . 82,894 ( 0.00%) if self.next_ctrl >= self.end { . return None; . } . . // We might read past self.end up to the next group boundary, . // but this is fine because it only occurs on tables smaller . // than the group size where the trailing control bytes are all . // EMPTY. On larger tables self.end is guaranteed to be aligned . // to the group size (since tables are power-of-two sized). 2,219 ( 0.00%) self.current_group = Group::load_aligned(self.next_ctrl).match_full(); 2,090 ( 0.00%) self.data = self.data.next_n(Group::WIDTH); 4,170 ( 0.00%) self.next_ctrl = self.next_ctrl.add(Group::WIDTH); . } . } . } . . #[inline] . fn size_hint(&self) -> (usize, Option) { . // We don't have an item count, so just guess based on the range size. . ( -- line 1966 ---------------------------------------- -- line 2102 ---------------------------------------- . } . } else { . // We must have already iterated past the removed item. . } . } . } . . unsafe fn drop_elements(&mut self) { 800 ( 0.00%) if mem::needs_drop::() && self.len() != 0 { . for item in self { . item.drop(); . } . } . } . } . . impl Clone for RawIter { -- line 2118 ---------------------------------------- -- line 2124 ---------------------------------------- . } . } . } . . impl Iterator for RawIter { . type Item = Bucket; . . #[cfg_attr(feature = "inline-more", inline)] 17,700 ( 0.00%) fn next(&mut self) -> Option> { 39,476 ( 0.00%) if let Some(b) = self.iter.next() { 125,776 ( 0.00%) self.items -= 1; . Some(b) . } else { . // We don't check against items == 0 here to allow the . // compiler to optimize away the item count entirely if the . // iterator length is never queried. . debug_assert_eq!(self.items, 0); . None . } 35,400 ( 0.00%) } . . #[inline] . fn size_hint(&self) -> (usize, Option) { . (self.items, Some(self.items)) . } . } . . impl ExactSizeIterator for RawIter {} -- line 2151 ---------------------------------------- -- line 2177 ---------------------------------------- . T: Sync, . A: Sync, . { . } . . #[cfg(feature = "nightly")] . unsafe impl<#[may_dangle] T, A: Allocator + Clone> Drop for RawIntoIter { . #[cfg_attr(feature = "inline-more", inline)] 1,586 ( 0.00%) fn drop(&mut self) { . unsafe { . // Drop all remaining elements . self.iter.drop_elements(); . . // Free the table 7,262 ( 0.00%) if let Some((ptr, layout)) = self.allocation { . self.alloc.deallocate(ptr, layout); . } . } 230 ( 0.00%) } . } . #[cfg(not(feature = "nightly"))] . impl Drop for RawIntoIter { . #[cfg_attr(feature = "inline-more", inline)] . fn drop(&mut self) { . unsafe { . // Drop all remaining elements . self.iter.drop_elements(); -- line 2203 ---------------------------------------- -- line 2209 ---------------------------------------- . } . } . } . . impl Iterator for RawIntoIter { . type Item = T; . . #[cfg_attr(feature = "inline-more", inline)] 996 ( 0.00%) fn next(&mut self) -> Option { 189 ( 0.00%) unsafe { Some(self.iter.next()?.read()) } 2,675 ( 0.00%) } . . #[inline] . fn size_hint(&self) -> (usize, Option) { 4 ( 0.00%) self.iter.size_hint() . } . } . . impl ExactSizeIterator for RawIntoIter {} . impl FusedIterator for RawIntoIter {} . . /// Iterator which consumes elements without freeing the table storage. . pub struct RawDrain<'a, T, A: Allocator + Clone = Global> { -- line 2231 ---------------------------------------- -- line 2259 ---------------------------------------- . where . T: Sync, . A: Sync, . { . } . . impl Drop for RawDrain<'_, T, A> { . #[cfg_attr(feature = "inline-more", inline)] 360 ( 0.00%) fn drop(&mut self) { . unsafe { . // Drop all remaining elements. Note that this may panic. . self.iter.drop_elements(); . . // Reset the contents of the table now that all elements have been . // dropped. . self.table.clear_no_drop(); . . // Move the now empty table back to its original location. 45 ( 0.00%) self.orig_table . .as_ptr() . .copy_from_nonoverlapping(&*self.table, 1); . } 360 ( 0.00%) } . } . . impl Iterator for RawDrain<'_, T, A> { . type Item = T; . . #[cfg_attr(feature = "inline-more", inline)] . fn next(&mut self) -> Option { . unsafe { -- line 2289 ---------------------------------------- 5,584,739 ( 0.14%) -------------------------------------------------------------------------------- The following files chosen for auto-annotation could not be found: -------------------------------------------------------------------------------- ./elf/../sysdeps/x86_64/dl-machine.h ./elf/dl-lookup.c ./malloc/malloc.c ./stdlib/msort.c ./string/../sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S ./string/../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S ./string/../sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S ./string/../sysdeps/x86_64/multiarch/strcmp-avx2.S /tmp/gcc-build/x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/../../../../gcc-5.5.0/libstdc++-v3/libsupc++/new_op.cc -------------------------------------------------------------------------------- Ir -------------------------------------------------------------------------------- 57,964,873 ( 1.46%) events annotated