[llvm] r203270 - [C++11] DwarfDebug: Use range-based for loops.
Benjamin Kramer
benny.kra at googlemail.com
Fri Mar 7 11:09:39 PST 2014
Author: d0k
Date: Fri Mar 7 13:09:39 2014
New Revision: 203270
URL: http://llvm.org/viewvc/llvm-project?rev=203270&view=rev
Log:
[C++11] DwarfDebug: Use range-based for loops.
It has a lot of them with complex types. C++11 really shines here.
Modified:
llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=203270&r1=203269&r2=203270&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Fri Mar 7 13:09:39 2014
@@ -236,9 +236,8 @@ static MCSymbol *emitSectionSym(AsmPrint
}
DwarfFile::~DwarfFile() {
- for (SmallVectorImpl<DwarfUnit *>::iterator I = CUs.begin(), E = CUs.end();
- I != E; ++I)
- delete *I;
+ for (DwarfUnit *DU : CUs)
+ delete DU;
}
MCSymbol *DwarfFile::getStringPoolSym() {
@@ -464,11 +463,8 @@ void DwarfDebug::addScopeRangeList(Dwarf
DwarfDebugRangeSectionSym);
RangeSpanList List(RangeSym);
- for (SmallVectorImpl<InsnRange>::const_iterator RI = Range.begin(),
- RE = Range.end();
- RI != RE; ++RI) {
- RangeSpan Span(getLabelBeforeInsn(RI->first),
- getLabelAfterInsn(RI->second));
+ for (const InsnRange &R : Range) {
+ RangeSpan Span(getLabelBeforeInsn(R.first), getLabelAfterInsn(R.second));
List.addRange(std::move(Span));
}
@@ -573,8 +569,8 @@ DIE *DwarfDebug::createScopeChildrenDIE(
// Collect arguments for current function.
if (LScopes.isCurrentFunctionScope(Scope)) {
- for (unsigned i = 0, N = CurrentFnArguments.size(); i < N; ++i)
- if (DbgVariable *ArgDV = CurrentFnArguments[i])
+ for (DbgVariable *ArgDV : CurrentFnArguments)
+ if (ArgDV)
if (DIE *Arg =
TheCU->constructVariableDIE(*ArgDV, Scope->isAbstractScope())) {
Children.push_back(Arg);
@@ -593,18 +589,15 @@ DIE *DwarfDebug::createScopeChildrenDIE(
}
// Collect lexical scope children first.
- const SmallVectorImpl<DbgVariable *> &Variables =
- ScopeVariables.lookup(Scope);
- for (unsigned i = 0, N = Variables.size(); i < N; ++i)
- if (DIE *Variable = TheCU->constructVariableDIE(*Variables[i],
+ for (DbgVariable *DV : ScopeVariables.lookup(Scope))
+ if (DIE *Variable = TheCU->constructVariableDIE(*DV,
Scope->isAbstractScope())) {
Children.push_back(Variable);
- if (Variables[i]->isObjectPointer())
+ if (DV->isObjectPointer())
ObjectPointer = Variable;
}
- const SmallVectorImpl<LexicalScope *> &Scopes = Scope->getChildren();
- for (unsigned j = 0, M = Scopes.size(); j < M; ++j)
- if (DIE *Nested = constructScopeDIE(TheCU, Scopes[j]))
+ for (LexicalScope *LS : Scope->getChildren())
+ if (DIE *Nested = constructScopeDIE(TheCU, LS))
Children.push_back(Nested);
return ObjectPointer;
}
@@ -673,10 +666,8 @@ DIE *DwarfDebug::constructScopeDIE(Dwarf
ObjectPointer = createScopeChildrenDIE(TheCU, Scope, Children);
// Add children
- for (SmallVectorImpl<DIE *>::iterator I = Children.begin(),
- E = Children.end();
- I != E; ++I)
- ScopeDIE->addChild(*I);
+ for (DIE *I : Children)
+ ScopeDIE->addChild(I);
if (DS.isSubprogram() && ObjectPointer != NULL)
TheCU->addDIEEntry(ScopeDIE, dwarf::DW_AT_object_pointer, ObjectPointer);
@@ -879,8 +870,8 @@ void DwarfDebug::beginModule() {
// Emit initial sections so we can reference labels later.
emitSectionLabels();
- for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {
- DICompileUnit CUNode(CU_Nodes->getOperand(i));
+ for (MDNode *N : CU_Nodes->operands()) {
+ DICompileUnit CUNode(N);
DwarfCompileUnit *CU = constructDwarfCompileUnit(CUNode);
DIArray ImportedEntities = CUNode.getImportedEntities();
for (unsigned i = 0, e = ImportedEntities.getNumElements(); i != e; ++i)
@@ -917,16 +908,11 @@ void DwarfDebug::beginModule() {
// Attach DW_AT_inline attribute with inlined subprogram DIEs.
void DwarfDebug::computeInlinedDIEs() {
// Attach DW_AT_inline attribute with inlined subprogram DIEs.
- for (SmallPtrSet<DIE *, 4>::iterator AI = InlinedSubprogramDIEs.begin(),
- AE = InlinedSubprogramDIEs.end();
- AI != AE; ++AI) {
- DIE *ISP = *AI;
+ for (DIE *ISP : InlinedSubprogramDIEs)
FirstCU->addUInt(ISP, dwarf::DW_AT_inline, None, dwarf::DW_INL_inlined);
- }
- for (DenseMap<const MDNode *, DIE *>::iterator AI = AbstractSPDies.begin(),
- AE = AbstractSPDies.end();
- AI != AE; ++AI) {
- DIE *ISP = AI->second;
+
+ for (const auto &AI : AbstractSPDies) {
+ DIE *ISP = AI.second;
if (InlinedSubprogramDIEs.count(ISP))
continue;
FirstCU->addUInt(ISP, dwarf::DW_AT_inline, None, dwarf::DW_INL_inlined);
@@ -938,8 +924,8 @@ void DwarfDebug::collectDeadVariables()
const Module *M = MMI->getModule();
if (NamedMDNode *CU_Nodes = M->getNamedMetadata("llvm.dbg.cu")) {
- for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {
- DICompileUnit TheCU(CU_Nodes->getOperand(i));
+ for (MDNode *N : CU_Nodes->operands()) {
+ DICompileUnit TheCU(N);
DIArray Subprograms = TheCU.getSubprograms();
for (unsigned i = 0, e = Subprograms.getNumElements(); i != e; ++i) {
DISubprogram SP(Subprograms.getElement(i));
@@ -983,10 +969,7 @@ void DwarfDebug::finalizeModuleInfo() {
// Handle anything that needs to be done on a per-unit basis after
// all other generation.
- for (SmallVectorImpl<DwarfUnit *>::const_iterator I = getUnits().begin(),
- E = getUnits().end();
- I != E; ++I) {
- DwarfUnit *TheU = *I;
+ for (DwarfUnit *TheU : getUnits()) {
// Emit DW_AT_containing_type attribute to connect types with their
// vtable holding type.
TheU->constructContainingTypeDIEs();
@@ -1041,8 +1024,7 @@ void DwarfDebug::finalizeModuleInfo() {
void DwarfDebug::endSections() {
// Filter labels by section.
- for (size_t n = 0; n < ArangeLabels.size(); n++) {
- const SymbolCU &SCU = ArangeLabels[n];
+ for (const SymbolCU &SCU : ArangeLabels) {
if (SCU.Sym->isInSection()) {
// Make a note of this symbol and it's section.
const MCSection *Section = &SCU.Sym->getSection();
@@ -1058,9 +1040,8 @@ void DwarfDebug::endSections() {
// Build a list of sections used.
std::vector<const MCSection *> Sections;
- for (SectionMapType::iterator it = SectionMap.begin(); it != SectionMap.end();
- it++) {
- const MCSection *Section = it->first;
+ for (const auto &it : SectionMap) {
+ const MCSection *Section = it.first;
Sections.push_back(Section);
}
@@ -1069,7 +1050,7 @@ void DwarfDebug::endSections() {
std::sort(Sections.begin(), Sections.end(), SectionSort);
// Add terminating symbols for each section.
- for (unsigned ID = 0; ID < Sections.size(); ID++) {
+ for (unsigned ID = 0, E = Sections.size(); ID != E; ID++) {
const MCSection *Section = Sections[ID];
MCSymbol *Sym = NULL;
@@ -1204,16 +1185,13 @@ bool DwarfDebug::addCurrentFnArgument(Db
// Collect variable information from side table maintained by MMI.
void DwarfDebug::collectVariableInfoFromMMITable(
SmallPtrSet<const MDNode *, 16> &Processed) {
- MachineModuleInfo::VariableDbgInfoMapTy &VMap = MMI->getVariableDbgInfo();
- for (MachineModuleInfo::VariableDbgInfoMapTy::iterator VI = VMap.begin(),
- VE = VMap.end();
- VI != VE; ++VI) {
- const MDNode *Var = VI->first;
+ for (const auto &VI : MMI->getVariableDbgInfo()) {
+ const MDNode *Var = VI.first;
if (!Var)
continue;
Processed.insert(Var);
DIVariable DV(Var);
- const std::pair<unsigned, DebugLoc> &VP = VI->second;
+ const std::pair<unsigned, DebugLoc> &VP = VI.second;
LexicalScope *Scope = LScopes.findLexicalScope(VP.second);
@@ -1276,11 +1254,7 @@ DwarfDebug::collectVariableInfo(SmallPtr
// Grab the variable info that was squirreled away in the MMI side-table.
collectVariableInfoFromMMITable(Processed);
- for (SmallVectorImpl<const MDNode *>::const_iterator
- UVI = UserVariables.begin(),
- UVE = UserVariables.end();
- UVI != UVE; ++UVI) {
- const MDNode *Var = *UVI;
+ for (const MDNode *Var : UserVariables) {
if (Processed.count(Var))
continue;
@@ -1472,25 +1446,16 @@ void DwarfDebug::identifyScopeMarkers()
const SmallVectorImpl<LexicalScope *> &Children = S->getChildren();
if (!Children.empty())
- for (SmallVectorImpl<LexicalScope *>::const_iterator
- SI = Children.begin(),
- SE = Children.end();
- SI != SE; ++SI)
- WorkList.push_back(*SI);
+ WorkList.append(Children.begin(), Children.end());
if (S->isAbstractScope())
continue;
- const SmallVectorImpl<InsnRange> &Ranges = S->getRanges();
- if (Ranges.empty())
- continue;
- for (SmallVectorImpl<InsnRange>::const_iterator RI = Ranges.begin(),
- RE = Ranges.end();
- RI != RE; ++RI) {
- assert(RI->first && "InsnRange does not have first instruction!");
- assert(RI->second && "InsnRange does not have second instruction!");
- requestLabelBeforeInsn(RI->first);
- requestLabelAfterInsn(RI->second);
+ for (const InsnRange &R : S->getRanges()) {
+ assert(R.first && "InsnRange does not have first instruction!");
+ assert(R.second && "InsnRange does not have second instruction!");
+ requestLabelBeforeInsn(R.first);
+ requestLabelAfterInsn(R.second);
}
}
}
@@ -1615,12 +1580,10 @@ void DwarfDebug::beginFunction(const Mac
PrologEndLoc = MI->getDebugLoc();
// Check if the instruction clobbers any registers with debug vars.
- for (MachineInstr::const_mop_iterator MOI = MI->operands_begin(),
- MOE = MI->operands_end();
- MOI != MOE; ++MOI) {
- if (!MOI->isReg() || !MOI->isDef() || !MOI->getReg())
+ for (const MachineOperand &MO : MI->operands()) {
+ if (!MO.isReg() || !MO.isDef() || !MO.getReg())
continue;
- for (MCRegAliasIterator AI(MOI->getReg(), TRI, true); AI.isValid();
+ for (MCRegAliasIterator AI(MO.getReg(), TRI, true); AI.isValid();
++AI) {
unsigned Reg = *AI;
const MDNode *Var = LiveUserVar[Reg];
@@ -1653,9 +1616,8 @@ void DwarfDebug::beginFunction(const Mac
}
}
- for (DbgValueHistoryMap::iterator I = DbgValues.begin(), E = DbgValues.end();
- I != E; ++I) {
- SmallVectorImpl<const MachineInstr *> &History = I->second;
+ for (auto &I : DbgValues) {
+ SmallVectorImpl<const MachineInstr *> &History = I.second;
if (History.empty())
continue;
@@ -1674,8 +1636,7 @@ void DwarfDebug::beginFunction(const Mac
}
}
// Request labels for the full history.
- for (unsigned i = 0, e = History.size(); i != e; ++i) {
- const MachineInstr *MI = History[i];
+ for (const MachineInstr *MI : History) {
if (MI->isDebugValue())
requestLabelBeforeInsn(MI);
else
@@ -1762,9 +1723,7 @@ void DwarfDebug::endFunction(const Machi
assert(TheCU && "Unable to find compile unit!");
// Construct abstract scopes.
- ArrayRef<LexicalScope *> AList = LScopes.getAbstractScopesList();
- for (unsigned i = 0, e = AList.size(); i != e; ++i) {
- LexicalScope *AScope = AList[i];
+ for (LexicalScope *AScope : LScopes.getAbstractScopesList()) {
DISubprogram SP(AScope->getScopeNode());
if (SP.isSubprogram()) {
// Collect info for variables that were optimized out.
@@ -1796,10 +1755,8 @@ void DwarfDebug::endFunction(const Machi
TheCU->addRange(std::move(Span));
// Clear debug info
- for (ScopeVariablesMap::iterator I = ScopeVariables.begin(),
- E = ScopeVariables.end();
- I != E; ++I)
- DeleteContainerPointers(I->second);
+ for (auto &I : ScopeVariables)
+ DeleteContainerPointers(I.second);
ScopeVariables.clear();
DeleteContainerPointers(CurrentFnArguments);
UserVariables.clear();
@@ -1860,9 +1817,6 @@ void DwarfDebug::recordSourceLine(unsign
// Compute the size and offset of a DIE. The offset is relative to start of the
// CU. It returns the offset after laying out the DIE.
unsigned DwarfFile::computeSizeAndOffset(DIE *Die, unsigned Offset) {
- // Get the children.
- const std::vector<DIE *> &Children = Die->getChildren();
-
// Record the abbreviation.
assignAbbrevNumber(Die->getAbbrev());
@@ -1883,12 +1837,15 @@ unsigned DwarfFile::computeSizeAndOffset
// Size attribute value.
Offset += Values[i]->SizeOf(Asm, AbbrevData[i].getForm());
+ // Get the children.
+ const std::vector<DIE *> &Children = Die->getChildren();
+
// Size the DIE children if any.
if (!Children.empty()) {
assert(Abbrev.hasChildren() && "Children flag not set");
- for (unsigned j = 0, M = Children.size(); j < M; ++j)
- Offset = computeSizeAndOffset(Children[j], Offset);
+ for (DIE *Child : Children)
+ Offset = computeSizeAndOffset(Child, Offset);
// End of children marker.
Offset += sizeof(int8_t);
@@ -1905,18 +1862,16 @@ void DwarfFile::computeSizeAndOffsets()
// Iterate over each compile unit and set the size and offsets for each
// DIE within each compile unit. All offsets are CU relative.
- for (SmallVectorImpl<DwarfUnit *>::const_iterator I = CUs.begin(),
- E = CUs.end();
- I != E; ++I) {
- (*I)->setDebugInfoOffset(SecOffset);
+ for (DwarfUnit *TheU : CUs) {
+ TheU->setDebugInfoOffset(SecOffset);
// CU-relative offset is reset to 0 here.
unsigned Offset = sizeof(int32_t) + // Length of Unit Info
- (*I)->getHeaderSize(); // Unit-specific headers
+ TheU->getHeaderSize(); // Unit-specific headers
// EndOffset here is CU-relative, after laying out
// all of the CU DIE.
- unsigned EndOffset = computeSizeAndOffset((*I)->getUnitDie(), Offset);
+ unsigned EndOffset = computeSizeAndOffset(TheU->getUnitDie(), Offset);
SecOffset += EndOffset;
}
}
@@ -2004,8 +1959,8 @@ void DwarfDebug::emitDIE(DIE *Die) {
if (Abbrev.hasChildren()) {
const std::vector<DIE *> &Children = Die->getChildren();
- for (unsigned j = 0, M = Children.size(); j < M; ++j)
- emitDIE(Children[j]);
+ for (DIE *Child : Children)
+ emitDIE(Child);
Asm->OutStreamer.AddComment("End Of Children Mark");
Asm->EmitInt8(0);
@@ -2016,9 +1971,7 @@ void DwarfDebug::emitDIE(DIE *Die) {
// the abbreviations going into ASection.
void DwarfFile::emitUnits(DwarfDebug *DD, const MCSection *ASection,
const MCSymbol *ASectionSym) {
- for (SmallVectorImpl<DwarfUnit *>::iterator I = CUs.begin(), E = CUs.end();
- I != E; ++I) {
- DwarfUnit *TheU = *I;
+ for (DwarfUnit *TheU : CUs) {
DIE *Die = TheU->getUnitDie();
const MCSection *USection = TheU->getSection();
Asm->OutStreamer.SwitchSection(USection);
@@ -2059,10 +2012,7 @@ void DwarfFile::emitAbbrevs(const MCSect
Asm->OutStreamer.SwitchSection(Section);
// For each abbrevation.
- for (unsigned i = 0, N = Abbreviations.size(); i < N; ++i) {
- // Get abbreviation data
- const DIEAbbrev *Abbrev = Abbreviations[i];
-
+ for (const DIEAbbrev *Abbrev : Abbreviations) {
// Emit the abbrevations code (base 1 index.)
Asm->EmitULEB128(Abbrev->getNumber(), "Abbreviation Code");
@@ -2103,21 +2053,11 @@ void DwarfDebug::emitEndOfLineMatrix(uns
void DwarfDebug::emitAccelNames() {
DwarfAccelTable AT(
DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset, dwarf::DW_FORM_data4));
- for (SmallVectorImpl<DwarfUnit *>::const_iterator I = getUnits().begin(),
- E = getUnits().end();
- I != E; ++I) {
- DwarfUnit *TheU = *I;
- const StringMap<std::vector<const DIE *> > &Names = TheU->getAccelNames();
- for (StringMap<std::vector<const DIE *> >::const_iterator
- GI = Names.begin(),
- GE = Names.end();
- GI != GE; ++GI) {
- StringRef Name = GI->getKey();
- const std::vector<const DIE *> &Entities = GI->second;
- for (std::vector<const DIE *>::const_iterator DI = Entities.begin(),
- DE = Entities.end();
- DI != DE; ++DI)
- AT.AddName(Name, *DI);
+ for (DwarfUnit *TheU : getUnits()) {
+ for (const auto &GI : TheU->getAccelNames()) {
+ StringRef Name = GI.getKey();
+ for (const DIE *D : GI.second)
+ AT.AddName(Name, D);
}
}
@@ -2136,21 +2076,11 @@ void DwarfDebug::emitAccelNames() {
void DwarfDebug::emitAccelObjC() {
DwarfAccelTable AT(
DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset, dwarf::DW_FORM_data4));
- for (SmallVectorImpl<DwarfUnit *>::const_iterator I = getUnits().begin(),
- E = getUnits().end();
- I != E; ++I) {
- DwarfUnit *TheU = *I;
- const StringMap<std::vector<const DIE *> > &Names = TheU->getAccelObjC();
- for (StringMap<std::vector<const DIE *> >::const_iterator
- GI = Names.begin(),
- GE = Names.end();
- GI != GE; ++GI) {
- StringRef Name = GI->getKey();
- const std::vector<const DIE *> &Entities = GI->second;
- for (std::vector<const DIE *>::const_iterator DI = Entities.begin(),
- DE = Entities.end();
- DI != DE; ++DI)
- AT.AddName(Name, *DI);
+ for (DwarfUnit *TheU : getUnits()) {
+ for (const auto &GI : TheU->getAccelObjC()) {
+ StringRef Name = GI.getKey();
+ for (const DIE *D : GI.second)
+ AT.AddName(Name, D);
}
}
@@ -2168,22 +2098,11 @@ void DwarfDebug::emitAccelObjC() {
void DwarfDebug::emitAccelNamespaces() {
DwarfAccelTable AT(
DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset, dwarf::DW_FORM_data4));
- for (SmallVectorImpl<DwarfUnit *>::const_iterator I = getUnits().begin(),
- E = getUnits().end();
- I != E; ++I) {
- DwarfUnit *TheU = *I;
- const StringMap<std::vector<const DIE *> > &Names =
- TheU->getAccelNamespace();
- for (StringMap<std::vector<const DIE *> >::const_iterator
- GI = Names.begin(),
- GE = Names.end();
- GI != GE; ++GI) {
- StringRef Name = GI->getKey();
- const std::vector<const DIE *> &Entities = GI->second;
- for (std::vector<const DIE *>::const_iterator DI = Entities.begin(),
- DE = Entities.end();
- DI != DE; ++DI)
- AT.AddName(Name, *DI);
+ for (DwarfUnit *TheU : getUnits()) {
+ for (const auto &GI : TheU->getAccelNamespace()) {
+ StringRef Name = GI.getKey();
+ for (const DIE *D : GI.second)
+ AT.AddName(Name, D);
}
}
@@ -2207,25 +2126,11 @@ void DwarfDebug::emitAccelTypes() {
Atoms.push_back(
DwarfAccelTable::Atom(dwarf::DW_ATOM_type_flags, dwarf::DW_FORM_data1));
DwarfAccelTable AT(Atoms);
- for (SmallVectorImpl<DwarfUnit *>::const_iterator I = getUnits().begin(),
- E = getUnits().end();
- I != E; ++I) {
- DwarfUnit *TheU = *I;
- const StringMap<std::vector<std::pair<const DIE *, unsigned> > > &Names =
- TheU->getAccelTypes();
- for (StringMap<
- std::vector<std::pair<const DIE *, unsigned> > >::const_iterator
- GI = Names.begin(),
- GE = Names.end();
- GI != GE; ++GI) {
- StringRef Name = GI->getKey();
- const std::vector<std::pair<const DIE *, unsigned> > &Entities =
- GI->second;
- for (std::vector<std::pair<const DIE *, unsigned> >::const_iterator
- DI = Entities.begin(),
- DE = Entities.end();
- DI != DE; ++DI)
- AT.AddName(Name, DI->first, DI->second);
+ for (DwarfUnit *TheU : getUnits()) {
+ for (const auto &GI : TheU->getAccelTypes()) {
+ StringRef Name = GI.getKey();
+ for (const auto &DI : GI.second)
+ AT.AddName(Name, DI.first, DI.second);
}
}
@@ -2334,12 +2239,9 @@ void DwarfDebug::emitDebugPubNames(bool
Asm->EmitLabelDifference(TheU->getLabelEnd(), TheU->getLabelBegin(), 4);
// Emit the pubnames for this compilation unit.
- const StringMap<const DIE *> &Globals = getUnits()[ID]->getGlobalNames();
- for (StringMap<const DIE *>::const_iterator GI = Globals.begin(),
- GE = Globals.end();
- GI != GE; ++GI) {
- const char *Name = GI->getKeyData();
- const DIE *Entity = GI->second;
+ for (const auto &GI : getUnits()[ID]->getGlobalNames()) {
+ const char *Name = GI.getKeyData();
+ const DIE *Entity = GI.second;
Asm->OutStreamer.AddComment("DIE offset");
Asm->EmitInt32(Entity->getOffset());
@@ -2353,7 +2255,7 @@ void DwarfDebug::emitDebugPubNames(bool
}
Asm->OutStreamer.AddComment("External Name");
- Asm->OutStreamer.EmitBytes(StringRef(Name, GI->getKeyLength() + 1));
+ Asm->OutStreamer.EmitBytes(StringRef(Name, GI.getKeyLength() + 1));
}
Asm->OutStreamer.AddComment("End Mark");
@@ -2398,12 +2300,9 @@ void DwarfDebug::emitDebugPubTypes(bool
Asm->EmitLabelDifference(TheU->getLabelEnd(), TheU->getLabelBegin(), 4);
// Emit the pubtypes.
- const StringMap<const DIE *> &Globals = getUnits()[ID]->getGlobalTypes();
- for (StringMap<const DIE *>::const_iterator GI = Globals.begin(),
- GE = Globals.end();
- GI != GE; ++GI) {
- const char *Name = GI->getKeyData();
- const DIE *Entity = GI->second;
+ for (const auto &GI : getUnits()[ID]->getGlobalTypes()) {
+ const char *Name = GI.getKeyData();
+ const DIE *Entity = GI.second;
Asm->OutStreamer.AddComment("DIE offset");
Asm->EmitInt32(Entity->getOffset());
@@ -2419,7 +2318,7 @@ void DwarfDebug::emitDebugPubTypes(bool
Asm->OutStreamer.AddComment("External Name");
// Emit the name with a terminating null byte.
- Asm->OutStreamer.EmitBytes(StringRef(Name, GI->getKeyLength() + 1));
+ Asm->OutStreamer.EmitBytes(StringRef(Name, GI.getKeyLength() + 1));
}
Asm->OutStreamer.AddComment("End Mark");
@@ -2441,26 +2340,20 @@ void DwarfFile::emitStrings(const MCSect
// Get all of the string pool entries and put them in an array by their ID so
// we can sort them.
- SmallVector<
- std::pair<unsigned, StringMapEntry<std::pair<MCSymbol *, unsigned> > *>,
- 64> Entries;
-
- for (StringMap<std::pair<MCSymbol *, unsigned> >::iterator
- I = StringPool.begin(),
- E = StringPool.end();
- I != E; ++I)
- Entries.push_back(std::make_pair(I->second.second, &*I));
+ SmallVector<std::pair<unsigned, const StrPool::value_type *>, 64 > Entries;
+
+ for (const auto &I : StringPool)
+ Entries.push_back(std::make_pair(I.second.second, &I));
array_pod_sort(Entries.begin(), Entries.end());
- for (unsigned i = 0, e = Entries.size(); i != e; ++i) {
+ for (const auto &Entry : Entries) {
// Emit a label for reference from debug information entries.
- Asm->OutStreamer.EmitLabel(Entries[i].second->getValue().first);
+ Asm->OutStreamer.EmitLabel(Entry.second->getValue().first);
// Emit the string itself with a terminating null byte.
- Asm->OutStreamer.EmitBytes(
- StringRef(Entries[i].second->getKeyData(),
- Entries[i].second->getKeyLength() + 1));
+ Asm->OutStreamer.EmitBytes(StringRef(Entry.second->getKeyData(),
+ Entry.second->getKeyLength() + 1));
}
// If we've got an offset section go ahead and emit that now as well.
@@ -2468,9 +2361,9 @@ void DwarfFile::emitStrings(const MCSect
Asm->OutStreamer.SwitchSection(OffsetSection);
unsigned offset = 0;
unsigned size = 4; // FIXME: DWARF64 is 8.
- for (unsigned i = 0, e = Entries.size(); i != e; ++i) {
+ for (const auto &Entry : Entries) {
Asm->OutStreamer.EmitIntValue(offset, size);
- offset += Entries[i].second->getKeyLength() + 1;
+ offset += Entry.second->getKeyLength() + 1;
}
}
}
@@ -2487,16 +2380,14 @@ void DwarfFile::emitAddresses(const MCSe
// Order the address pool entries by ID
SmallVector<const MCExpr *, 64> Entries(AddressPool.size());
- for (AddrPool::iterator I = AddressPool.begin(), E = AddressPool.end();
- I != E; ++I)
- Entries[I->second.Number] =
- I->second.TLS
- ? Asm->getObjFileLowering().getDebugThreadLocalSymbol(I->first)
- : MCSymbolRefExpr::Create(I->first, Asm->OutContext);
-
- for (unsigned i = 0, e = Entries.size(); i != e; ++i)
- Asm->OutStreamer.EmitValue(Entries[i],
- Asm->getDataLayout().getPointerSize());
+ for (const auto &I : AddressPool)
+ Entries[I.second.Number] =
+ I.second.TLS
+ ? Asm->getObjFileLowering().getDebugThreadLocalSymbol(I.first)
+ : MCSymbolRefExpr::Create(I.first, Asm->OutContext);
+
+ for (const MCExpr *Entry : Entries)
+ Asm->OutStreamer.EmitValue(Entry, Asm->getDataLayout().getPointerSize());
}
// Emit visible names into a debug str section.
@@ -2646,9 +2537,8 @@ void DwarfDebug::emitDebugARanges() {
// Build a list of sections used.
std::vector<const MCSection *> Sections;
- for (SectionMapType::iterator it = SectionMap.begin(); it != SectionMap.end();
- it++) {
- const MCSection *Section = it->first;
+ for (const auto &it : SectionMap) {
+ const MCSection *Section = it.first;
Sections.push_back(Section);
}
@@ -2657,8 +2547,7 @@ void DwarfDebug::emitDebugARanges() {
std::sort(Sections.begin(), Sections.end(), SectionSort);
// Build a set of address spans, sorted by CU.
- for (size_t SecIdx = 0; SecIdx < Sections.size(); SecIdx++) {
- const MCSection *Section = Sections[SecIdx];
+ for (const MCSection *Section : Sections) {
SmallVector<SymbolCU, 8> &List = SectionMap[Section];
if (List.size() < 2)
continue;
@@ -2670,9 +2559,7 @@ void DwarfDebug::emitDebugARanges() {
// If we have no section (e.g. common), just write out
// individual spans for each symbol.
if (Section == NULL) {
- for (size_t n = 0; n < List.size(); n++) {
- const SymbolCU &Cur = List[n];
-
+ for (const SymbolCU &Cur : List) {
ArangeSpan Span;
Span.Start = Cur.Sym;
Span.End = NULL;
@@ -2682,7 +2569,7 @@ void DwarfDebug::emitDebugARanges() {
} else {
// Build spans between each label.
const MCSymbol *StartSym = List[0].Sym;
- for (size_t n = 1; n < List.size(); n++) {
+ for (size_t n = 1, e = List.size(); n < e; n++) {
const SymbolCU &Prev = List[n - 1];
const SymbolCU &Cur = List[n];
@@ -2702,8 +2589,8 @@ void DwarfDebug::emitDebugARanges() {
// Build a list of CUs used.
std::vector<DwarfCompileUnit *> CUs;
- for (SpansType::iterator it = Spans.begin(); it != Spans.end(); it++) {
- DwarfCompileUnit *CU = it->first;
+ for (const auto &it : Spans) {
+ DwarfCompileUnit *CU = it.first;
CUs.push_back(CU);
}
@@ -2711,8 +2598,7 @@ void DwarfDebug::emitDebugARanges() {
std::sort(CUs.begin(), CUs.end(), CUSort);
// Emit an arange table for each CU we used.
- for (size_t CUIdx = 0; CUIdx < CUs.size(); CUIdx++) {
- DwarfCompileUnit *CU = CUs[CUIdx];
+ for (DwarfCompileUnit *CU : CUs) {
std::vector<ArangeSpan> &List = Spans[CU];
// Emit size of content not including length itself.
@@ -2745,8 +2631,7 @@ void DwarfDebug::emitDebugARanges() {
Asm->OutStreamer.EmitFill(Padding, 0xff);
- for (unsigned n = 0; n < List.size(); n++) {
- const ArangeSpan &Span = List[n];
+ for (const ArangeSpan &Span : List) {
Asm->EmitLabelReference(Span.Start, PtrSize);
// Calculate the size as being from the span start to it's end.
@@ -2779,30 +2664,18 @@ void DwarfDebug::emitDebugRanges() {
unsigned char Size = Asm->getDataLayout().getPointerSize();
// Grab the specific ranges for the compile units in the module.
- for (MapVector<const MDNode *, DwarfCompileUnit *>::iterator
- I = CUMap.begin(),
- E = CUMap.end();
- I != E; ++I) {
- DwarfCompileUnit *TheCU = I->second;
+ for (const auto &I : CUMap) {
+ DwarfCompileUnit *TheCU = I.second;
// Emit a symbol so we can find the beginning of our ranges.
Asm->OutStreamer.EmitLabel(TheCU->getLabelRange());
// Iterate over the misc ranges for the compile units in the module.
- const SmallVectorImpl<RangeSpanList> &RangeLists = TheCU->getRangeLists();
- for (SmallVectorImpl<RangeSpanList>::const_iterator I = RangeLists.begin(),
- E = RangeLists.end();
- I != E; ++I) {
- const RangeSpanList &List = *I;
-
+ for (const RangeSpanList &List : TheCU->getRangeLists()) {
// Emit our symbol so we can find the beginning of the range.
Asm->OutStreamer.EmitLabel(List.getSym());
- for (SmallVectorImpl<RangeSpan>::const_iterator
- RI = List.getRanges().begin(),
- RE = List.getRanges().end();
- RI != RE; ++RI) {
- const RangeSpan &Range = *RI;
+ for (const RangeSpan &Range : List.getRanges()) {
const MCSymbol *Begin = Range.getStart();
const MCSymbol *End = Range.getEnd();
assert(Begin && "Range without a begin symbol?");
@@ -2820,9 +2693,7 @@ void DwarfDebug::emitDebugRanges() {
if (useCURanges() && TheCU->getRanges().size()) {
Asm->OutStreamer.EmitLabel(
Asm->GetTempSymbol("cu_ranges", TheCU->getUniqueID()));
- const SmallVectorImpl<RangeSpan> &Ranges = TheCU->getRanges();
- for (uint32_t i = 0, e = Ranges.size(); i != e; ++i) {
- RangeSpan Range = Ranges[i];
+ for (const RangeSpan &Range : TheCU->getRanges()) {
const MCSymbol *Begin = Range.getStart();
const MCSymbol *End = Range.getEnd();
assert(Begin && "Range without a begin symbol?");
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