#include "DwarfCompileUnit.h"
#include "DwarfExpression.h"
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/GlobalVariable.h"
if (DIE *Die = getDIE(GV))
return Die;
- assert(GV.isGlobalVariable());
+ assert(GV);
- DIScope GVContext = GV.getContext();
- DIType GTy = DD->resolve(GV.getType());
+ DIScope GVContext = GV->getScope();
+ DIType GTy = DD->resolve(GV->getType());
// Construct the context before querying for the existence of the DIE in
// case such construction creates the DIE.
DIE *ContextDIE = getOrCreateContextDIE(GVContext);
// Add to map.
- DIE *VariableDIE = &createAndAddDIE(GV.getTag(), *ContextDIE, GV);
+ DIE *VariableDIE = &createAndAddDIE(GV->getTag(), *ContextDIE, GV);
DIScope DeclContext;
- if (DIDerivedType SDMDecl = GV.getStaticDataMemberDeclaration()) {
- DeclContext = resolve(SDMDecl.getContext());
- assert(SDMDecl.isStaticMember() && "Expected static member decl");
- assert(GV.isDefinition());
+ if (auto *SDMDecl = GV->getStaticDataMemberDeclaration()) {
+ DeclContext = resolve(SDMDecl->getScope());
+ assert(SDMDecl->isStaticMember() && "Expected static member decl");
+ assert(GV->isDefinition());
// We need the declaration DIE that is in the static member's class.
DIE *VariableSpecDIE = getOrCreateStaticMemberDIE(SDMDecl);
addDIEEntry(*VariableDIE, dwarf::DW_AT_specification, *VariableSpecDIE);
} else {
- DeclContext = GV.getContext();
+ DeclContext = GV->getScope();
// Add name and type.
- addString(*VariableDIE, dwarf::DW_AT_name, GV.getDisplayName());
+ addString(*VariableDIE, dwarf::DW_AT_name, GV->getDisplayName());
addType(*VariableDIE, GTy);
// Add scoping info.
- if (!GV.isLocalToUnit())
+ if (!GV->isLocalToUnit())
addFlag(*VariableDIE, dwarf::DW_AT_external);
// Add line number info.
addSourceLine(*VariableDIE, GV);
}
- if (!GV.isDefinition())
+ if (!GV->isDefinition())
addFlag(*VariableDIE, dwarf::DW_AT_declaration);
+ else
+ addGlobalName(GV->getName(), *VariableDIE, DeclContext);
// Add location.
bool addToAccelTable = false;
- bool isGlobalVariable = GV.getGlobal() != nullptr;
- if (isGlobalVariable) {
+ if (auto *Global = dyn_cast_or_null<GlobalVariable>(GV->getVariable())) {
addToAccelTable = true;
DIELoc *Loc = new (DIEValueAllocator) DIELoc();
- const MCSymbol *Sym = Asm->getSymbol(GV.getGlobal());
- if (GV.getGlobal()->isThreadLocal()) {
+ const MCSymbol *Sym = Asm->getSymbol(Global);
+ if (Global->isThreadLocal()) {
// FIXME: Make this work with -gsplit-dwarf.
unsigned PointerSize = Asm->getDataLayout().getPointerSize();
assert((PointerSize == 4 || PointerSize == 8) &&
}
addBlock(*VariableDIE, dwarf::DW_AT_location, Loc);
- addLinkageName(*VariableDIE, GV.getLinkageName());
+ addLinkageName(*VariableDIE, GV->getLinkageName());
} else if (const ConstantInt *CI =
- dyn_cast_or_null<ConstantInt>(GV.getConstant())) {
+ dyn_cast_or_null<ConstantInt>(GV->getVariable())) {
addConstantValue(*VariableDIE, CI, GTy);
- } else if (const ConstantExpr *CE = getMergedGlobalExpr(GV.getConstant())) {
+ } else if (const ConstantExpr *CE = getMergedGlobalExpr(GV->getVariable())) {
addToAccelTable = true;
// GV is a merged global.
DIELoc *Loc = new (DIEValueAllocator) DIELoc();
}
if (addToAccelTable) {
- DD->addAccelName(GV.getName(), *VariableDIE);
+ DD->addAccelName(GV->getName(), *VariableDIE);
// If the linkage name is different than the name, go ahead and output
// that as well into the name table.
- if (GV.getLinkageName() != "" && GV.getName() != GV.getLinkageName())
- DD->addAccelName(GV.getLinkageName(), *VariableDIE);
+ if (GV->getLinkageName() != "" && GV->getName() != GV->getLinkageName())
+ DD->addAccelName(GV->getLinkageName(), *VariableDIE);
}
- addGlobalName(GV.getName(), *VariableDIE, DeclContext);
return VariableDIE;
}
DIScope DS(Scope->getScopeNode());
- assert((Scope->getInlinedAt() || !DS.isSubprogram()) &&
+ assert((Scope->getInlinedAt() || !isa<MDSubprogram>(DS)) &&
"Only handle inlined subprograms here, use "
"constructSubprogramScopeDIE for non-inlined "
"subprograms");
// avoid creating un-used children then removing them later when we find out
// the scope DIE is null.
std::unique_ptr<DIE> ScopeDIE;
- if (Scope->getParent() && DS.isSubprogram()) {
+ if (Scope->getParent() && isa<MDSubprogram>(DS)) {
ScopeDIE = constructInlinedScopeDIE(Scope);
if (!ScopeDIE)
return;
// There is no need to emit empty lexical block DIE.
for (const auto &E : DD->findImportedEntitiesForScope(DS))
Children.push_back(
- constructImportedEntityDIE(DIImportedEntity(E.second)));
+ constructImportedEntityDIE(cast<MDImportedEntity>(E.second)));
}
// If there are only other scopes as children, put them directly in the
attachRangesOrLowHighPC(*ScopeDIE, Scope->getRanges());
// Add the call site information to the DIE.
- DILocation DL(Scope->getInlinedAt());
+ const MDLocation *IA = Scope->getInlinedAt();
addUInt(*ScopeDIE, dwarf::DW_AT_call_file, None,
- getOrCreateSourceID(DL.getFilename(), DL.getDirectory()));
- addUInt(*ScopeDIE, dwarf::DW_AT_call_line, None, DL.getLineNumber());
+ getOrCreateSourceID(IA->getFilename(), IA->getDirectory()));
+ addUInt(*ScopeDIE, dwarf::DW_AT_call_line, None, IA->getLine());
// Add name to the name table, we do this here because we're guaranteed
// to have concrete versions of our DW_TAG_inlined_subprogram nodes.
// Add variable address.
- unsigned Offset = DV.getDotDebugLocOffset();
+ unsigned Offset = DV.getDebugLocListIndex();
if (Offset != ~0U) {
addLocationList(*VariableDie, dwarf::DW_AT_location, Offset);
return VariableDie;
assert(Expr != DV.getExpression().end() &&
"Wrong number of expressions");
DwarfExpr.AddMachineRegIndirect(FrameReg, Offset);
- DwarfExpr.AddExpression(Expr->begin(), Expr->end());
+ DwarfExpr.AddExpression((*Expr)->expr_op_begin(), (*Expr)->expr_op_end());
++Expr;
}
addBlock(*VariableDie, dwarf::DW_AT_location, Loc);
assert(Scope && Scope->getScopeNode());
assert(!Scope->getInlinedAt());
assert(!Scope->isAbstractScope());
- DISubprogram Sub(Scope->getScopeNode());
-
- assert(Sub.isSubprogram());
+ DISubprogram Sub = cast<MDSubprogram>(Scope->getScopeNode());
DD->getProcessedSPNodes().insert(Sub);
DIE &ScopeDIE = updateSubprogramScopeDIE(Sub);
// If this is a variadic function, add an unspecified parameter.
- DITypeArray FnArgs = Sub.getType().getTypeArray();
+ DITypeArray FnArgs = Sub->getType()->getTypeArray();
// Collect lexical scope children first.
// ObjectPointer might be a local (non-argument) local variable if it's a
// If we have a single element of null, it is a function that returns void.
// If we have more than one elements and the last one is null, it is a
// variadic function.
- if (FnArgs.getNumElements() > 1 &&
- !FnArgs.getElement(FnArgs.getNumElements() - 1) &&
+ if (FnArgs.size() > 1 && !FnArgs[FnArgs.size() - 1] &&
!includeMinimalInlineScopes())
ScopeDIE.addChild(make_unique<DIE>(dwarf::DW_TAG_unspecified_parameters));
}
if (AbsDef)
return;
- DISubprogram SP(Scope->getScopeNode());
+ DISubprogram SP = cast<MDSubprogram>(Scope->getScopeNode());
DIE *ContextDIE;
if (includeMinimalInlineScopes())
ContextDIE = &getUnitDie();
// Some of this is duplicated from DwarfUnit::getOrCreateSubprogramDIE, with
- // the important distinction that the DIDescriptor is not associated with the
- // DIE (since the DIDescriptor will be associated with the concrete DIE, if
+ // the important distinction that the debug node is not associated with the
+ // DIE (since the debug node will be associated with the concrete DIE, if
// any). It could be refactored to some common utility function.
- else if (DISubprogram SPDecl = SP.getFunctionDeclaration()) {
+ else if (auto *SPDecl = SP->getDeclaration()) {
ContextDIE = &getUnitDie();
getOrCreateSubprogramDIE(SPDecl);
} else
- ContextDIE = getOrCreateContextDIE(resolve(SP.getContext()));
+ ContextDIE = getOrCreateContextDIE(resolve(SP->getScope()));
- // Passing null as the associated DIDescriptor because the abstract definition
+ // Passing null as the associated node because the abstract definition
// shouldn't be found by lookup.
- AbsDef =
- &createAndAddDIE(dwarf::DW_TAG_subprogram, *ContextDIE, DIDescriptor());
+ AbsDef = &createAndAddDIE(dwarf::DW_TAG_subprogram, *ContextDIE, nullptr);
applySubprogramAttributesToDefinition(SP, *AbsDef);
if (!includeMinimalInlineScopes())
std::unique_ptr<DIE>
DwarfCompileUnit::constructImportedEntityDIE(const DIImportedEntity &Module) {
- assert(Module.Verify() &&
- "Use one of the MDNode * overloads to handle invalid metadata");
- std::unique_ptr<DIE> IMDie = make_unique<DIE>((dwarf::Tag)Module.getTag());
+ std::unique_ptr<DIE> IMDie = make_unique<DIE>((dwarf::Tag)Module->getTag());
insertDIE(Module, IMDie.get());
DIE *EntityDie;
- DIDescriptor Entity = resolve(Module.getEntity());
- if (Entity.isNameSpace())
- EntityDie = getOrCreateNameSpace(DINameSpace(Entity));
- else if (Entity.isSubprogram())
- EntityDie = getOrCreateSubprogramDIE(DISubprogram(Entity));
- else if (Entity.isType())
- EntityDie = getOrCreateTypeDIE(DIType(Entity));
- else if (Entity.isGlobalVariable())
- EntityDie = getOrCreateGlobalVariableDIE(DIGlobalVariable(Entity));
+ auto *Entity = resolve(Module->getEntity());
+ if (auto *NS = dyn_cast<MDNamespace>(Entity))
+ EntityDie = getOrCreateNameSpace(NS);
+ else if (auto *SP = dyn_cast<MDSubprogram>(Entity))
+ EntityDie = getOrCreateSubprogramDIE(SP);
+ else if (auto *T = dyn_cast<MDType>(Entity))
+ EntityDie = getOrCreateTypeDIE(T);
+ else if (auto *GV = dyn_cast<MDGlobalVariable>(Entity))
+ EntityDie = getOrCreateGlobalVariableDIE(GV);
else
EntityDie = getDIE(Entity);
assert(EntityDie);
- addSourceLine(*IMDie, Module.getLineNumber(),
- Module.getContext().getFilename(),
- Module.getContext().getDirectory());
+ addSourceLine(*IMDie, Module->getLine(), Module->getScope()->getFilename(),
+ Module->getScope()->getDirectory());
addDIEEntry(*IMDie, dwarf::DW_AT_import, *EntityDie);
- StringRef Name = Module.getName();
+ StringRef Name = Module->getName();
if (!Name.empty())
addString(*IMDie, dwarf::DW_AT_name, Name);
}
}
void DwarfCompileUnit::collectDeadVariables(DISubprogram SP) {
- assert(SP.isSubprogram() && "CU's subprogram list contains a non-subprogram");
- assert(SP.isDefinition() &&
+ assert(SP && "CU's subprogram list contains a non-subprogram");
+ assert(SP->isDefinition() &&
"CU's subprogram list contains a subprogram declaration");
- DIArray Variables = SP.getVariables();
- if (Variables.getNumElements() == 0)
+ auto Variables = SP->getVariables();
+ if (Variables.size() == 0)
return;
DIE *SPDIE = DU->getAbstractSPDies().lookup(SP);
if (!SPDIE)
SPDIE = getDIE(SP);
assert(SPDIE);
- for (unsigned vi = 0, ve = Variables.getNumElements(); vi != ve; ++vi) {
- DIVariable DV(Variables.getElement(vi));
- assert(DV.isVariable());
- DbgVariable NewVar(DV, DIExpression(), DD);
+ for (DIVariable DV : Variables) {
+ DbgVariable NewVar(DV, nullptr, DIExpression(), DD);
auto VariableDie = constructVariableDIE(NewVar);
applyVariableAttributes(NewVar, *VariableDie);
SPDIE->addChild(std::move(VariableDie));
DIScope Context) {
if (includeMinimalInlineScopes())
return;
- std::string FullName = getParentContextString(Context) + Ty.getName().str();
+ std::string FullName = getParentContextString(Context) + Ty->getName().str();
GlobalTypes[FullName] = &Die;
}
ValidReg = DwarfExpr.AddMachineRegIndirect(Location.getReg(),
Location.getOffset());
if (ValidReg)
- DwarfExpr.AddExpression(Expr.begin(), Expr.end());
+ DwarfExpr.AddExpression(Expr->expr_op_begin(), Expr->expr_op_end());
} else
ValidReg = DwarfExpr.AddMachineRegExpression(Expr, Location.getReg());
void DwarfCompileUnit::applySubprogramAttributesToDefinition(DISubprogram SP,
DIE &SPDie) {
- DISubprogram SPDecl = SP.getFunctionDeclaration();
- DIScope Context = resolve(SPDecl ? SPDecl.getContext() : SP.getContext());
+ auto *SPDecl = SP->getDeclaration();
+ DIScope Context = resolve(SPDecl ? SPDecl->getScope() : SP->getScope());
applySubprogramAttributes(SP, SPDie, includeMinimalInlineScopes());
- addGlobalName(SP.getName(), SPDie, Context);
+ addGlobalName(SP->getName(), SPDie, Context);
}
bool DwarfCompileUnit::isDwoUnit() const {
}
bool DwarfCompileUnit::includeMinimalInlineScopes() const {
- return getCUNode().getEmissionKind() == DIBuilder::LineTablesOnly ||
+ return getCUNode()->getEmissionKind() == DIBuilder::LineTablesOnly ||
(DD->useSplitDwarf() && !Skeleton);
}
} // end llvm namespace
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