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Add debug info for enums.

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Previously enums were reduced to the underlying type.
Now the symbolic constants can be used.
This commit is contained in:
kai
2013-06-07 06:43:26 +02:00
parent b2f2afad29
commit 001a39642f
1 changed files with 33 additions and 7 deletions
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40
gen/todebug.cpp
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@@ -146,11 +146,35 @@ static llvm::DIType dwarfBasicType(Type* type)
static llvm::DIType dwarfEnumType(Type *type)
{
llvm::Type *T = DtoType(type);
Type *t = type->toBasetype();
// FIXME
assert(type->ty = Tenum && "only enums allowed for debug info in dwarfEnumType");
TypeEnum *te = static_cast<TypeEnum *>(type);
llvm::SmallVector<llvm::Value *, 8> subscripts;
for (ArrayIter<Dsymbol> it(te->sym->members); it.more(); it.next())
{
EnumMember *em = it->isEnumMember();
llvm::StringRef Name(em->toChars() /*em->ident->string*/);
uint64_t Val = em->value->toInteger();
llvm::Value *Subscript = gIR->dibuilder.createEnumerator(Name, Val);
subscripts.push_back(Subscript);
}
return llvm::DIType(NULL);
llvm::StringRef Name = te->toChars();
unsigned LineNumber = te->sym->loc.linnum;
llvm::DIFile File = DtoDwarfFile(te->sym->loc);
return gIR->dibuilder.createEnumerationType(
llvm::DIDescriptor(File),
Name,
File,
LineNumber,
getTypeBitSize(T), // size (bits)
getABITypeAlign(T)*8, // align (bits)
gIR->dibuilder.getOrCreateArray(subscripts) // subscripts
#if LDC_LLVM_VER >= 302
, dwarfTypeDescription_impl(te->sym->memtype, NULL)
#endif
);
}
//////////////////////////////////////////////////////////////////////////////////////////////////
@@ -460,12 +484,14 @@ static llvm::DIType dwarfTypeDescription_impl(Type* type, const char* c_name)
Type* t = type->toBasetype();
if (t->ty == Tvoid)
return llvm::DIType(NULL);
else if (t->ty == Tvector)
return dwarfVectorType(type);
else if (t->ty == Tenum)
return dwarfEnumType(type);
else if (t->isintegral() || t->isfloating())
{
if (t->ty == Tvector)
return dwarfVectorType(type);
if (type->ty == Tenum)
return dwarfEnumType(type);
return dwarfBasicType(type);
}
else if (t->ty == Tpointer)
return dwarfPointerType(type);
else if (t->ty == Tarray)