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Refactor.

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llvm-svn: 91051
This commit is contained in:
Devang Patel 2009-12-10 18:05:33 +00:00
parent c1a6340d54
commit 32e16ff8a2
2 changed files with 39 additions and 20 deletions
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55
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -738,6 +738,40 @@ void DwarfDebug::addAddress(DIE *Die, unsigned Attribute,
addBlock(Die, Attribute, 0, Block);
}
/// getOrCreateTypeDIE - Find existing DIE or create new DIE for the
/// given DIType.
DIE *DwarfDebug::getOrCreateTypeDIE(DIType Ty) {
DIE *TyDIE = ModuleCU->getDIE(Ty.getNode());
if (TyDIE)
return TyDIE;
// Create new type.
TyDIE = new DIE(dwarf::DW_TAG_base_type);
ModuleCU->insertDIE(Ty.getNode(), TyDIE);
if (Ty.isBasicType())
constructTypeDIE(*TyDIE, DIBasicType(Ty.getNode()));
else if (Ty.isCompositeType())
constructTypeDIE(*TyDIE, DICompositeType(Ty.getNode()));
else {
assert(Ty.isDerivedType() && "Unknown kind of DIType");
constructTypeDIE(*TyDIE, DIDerivedType(Ty.getNode()));
}
DIDescriptor Context = Ty.getContext();
if (Context.isNull())
// Add this type into the module cu.
ModuleCU->addDie(TyDIE);
else if (Context.isType()) {
DIE *ContextDIE = getOrCreateTypeDIE(DIType(Context.getNode()));
ContextDIE->addChild(TyDIE);
} else if (DIE *ContextDIE = ModuleCU->getDIE(Context.getNode()))
ContextDIE->addChild(TyDIE);
else
ModuleCU->addDie(TyDIE);
return TyDIE;
}
/// addType - Add a new type attribute to the specified entity.
void DwarfDebug::addType(DIE *Entity, DIType Ty) {
if (Ty.isNull())
@ -757,27 +791,8 @@ void DwarfDebug::addType(DIE *Entity, DIType Ty) {
ModuleCU->insertDIEEntry(Ty.getNode(), Entry);
// Construct type.
DIE *Buffer = new DIE(dwarf::DW_TAG_base_type);
ModuleCU->insertDIE(Ty.getNode(), Buffer);
if (Ty.isBasicType())
constructTypeDIE(*Buffer, DIBasicType(Ty.getNode()));
else if (Ty.isCompositeType())
constructTypeDIE(*Buffer, DICompositeType(Ty.getNode()));
else {
assert(Ty.isDerivedType() && "Unknown kind of DIType");
constructTypeDIE(*Buffer, DIDerivedType(Ty.getNode()));
}
DIE *Buffer = getOrCreateTypeDIE(Ty);
// Add debug information entry to entity and appropriate context.
DIE *Die = NULL;
DIDescriptor Context = Ty.getContext();
if (!Context.isNull())
Die = ModuleCU->getDIE(Context.getNode());
if (Die)
Die->addChild(Buffer);
else
ModuleCU->addDie(Buffer);
Entry->setEntry(Buffer);
Entity->addValue(dwarf::DW_AT_type, dwarf::DW_FORM_ref4, Entry);
}

4
lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -316,6 +316,10 @@ class DwarfDebug : public Dwarf {
/// addType - Add a new type attribute to the specified entity.
void addType(DIE *Entity, DIType Ty);
/// getOrCreateTypeDIE - Find existing DIE or create new DIE for the
/// given DIType.
DIE *getOrCreateTypeDIE(DIType Ty);
void addPubTypes(DISubprogram SP);
/// constructTypeDIE - Construct basic type die from DIBasicType.