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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216787 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2014-08-29 22:05:26 +00:00
parent 217b38e19a
commit a66ce7afdd
1 changed files with 20 additions and 6 deletions
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26
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -751,6 +751,11 @@ void DwarfDebug::beginModule() {
for (MDNode *N : CU_Nodes->operands()) {
DICompileUnit CUNode(N);
DwarfCompileUnit &CU = constructDwarfCompileUnit(CUNode);
DIArray SPs = CUNode.getSubprograms();
for (unsigned i = 0, e = SPs.getNumElements(); i != e; ++i)
SPMap.insert(std::make_pair(SPs.getElement(i), &CU));
if (CU.getCUNode().getEmissionKind() == DIBuilder::LineTablesOnly)
continue;
DIArray ImportedEntities = CUNode.getImportedEntities();
for (unsigned i = 0, e = ImportedEntities.getNumElements(); i != e; ++i)
ScopesWithImportedEntities.push_back(std::make_pair(
@ -761,9 +766,6 @@ void DwarfDebug::beginModule() {
DIArray GVs = CUNode.getGlobalVariables();
for (unsigned i = 0, e = GVs.getNumElements(); i != e; ++i)
CU.createGlobalVariableDIE(DIGlobalVariable(GVs.getElement(i)));
DIArray SPs = CUNode.getSubprograms();
for (unsigned i = 0, e = SPs.getNumElements(); i != e; ++i)
SPMap.insert(std::make_pair(SPs.getElement(i), &CU));
DIArray EnumTypes = CUNode.getEnumTypes();
for (unsigned i = 0, e = EnumTypes.getNumElements(); i != e; ++i) {
DIType Ty(EnumTypes.getElement(i));
@ -833,12 +835,13 @@ void DwarfDebug::finishSubprogramDefinitions() {
// If this subprogram has an abstract definition, reference that
SPCU->addDIEEntry(*D, dwarf::DW_AT_abstract_origin, *AbsSPDIE);
} else {
if (!D)
if (!D && TheCU.getEmissionKind() != DIBuilder::LineTablesOnly)
// Lazily construct the subprogram if we didn't see either concrete or
// inlined versions during codegen.
D = SPCU->getOrCreateSubprogramDIE(SP);
// And attach the attributes
SPCU->applySubprogramAttributesToDefinition(SP, *D);
if (D)
// And attach the attributes
SPCU->applySubprogramAttributesToDefinition(SP, *D);
}
}
}
@ -1667,6 +1670,17 @@ void DwarfDebug::endFunction(const MachineFunction *MF) {
LexicalScope *FnScope = LScopes.getCurrentFunctionScope();
DwarfCompileUnit &TheCU = *SPMap.lookup(FnScope->getScopeNode());
if (TheCU.getCUNode().getEmissionKind() == DIBuilder::LineTablesOnly && LScopes.getAbstractScopesList().empty()) {
assert(ScopeVariables.empty());
assert(CurrentFnArguments.empty());
assert(DbgValues.empty());
assert(AbstractVariables.empty());
LabelsBeforeInsn.clear();
LabelsAfterInsn.clear();
PrevLabel = nullptr;
CurFn = nullptr;
return;
}
// Construct abstract scopes.
for (LexicalScope *AScope : LScopes.getAbstractScopesList()) {