ldc::DIType ldc::DIBuilder::CreateEnumType(Type *type) {
assert(type->ty == Tenum);
llvm::Type *T = DtoType(type);
TypeEnum *te = static_cast<TypeEnum *>(type);
llvm::SmallVector<LLMetadata *, 8> subscripts;
for (auto m : *te->sym->members) {
EnumMember *em = m->isEnumMember();
llvm::StringRef Name(em->toChars());
uint64_t Val = em->value()->toInteger();
auto Subscript = DBuilder.createEnumerator(Name, Val);
subscripts.push_back(Subscript);
}
llvm::StringRef Name = te->toChars();
unsigned LineNumber = te->sym->loc.linnum;
ldc::DIFile File(CreateFile(te->sym));
return DBuilder.createEnumerationType(
GetCU(), Name, File, LineNumber,
getTypeAllocSize(T) * 8, // size (bits)
getABITypeAlign(T) * 8, // align (bits)
DBuilder.getOrCreateArray(subscripts), // subscripts
CreateTypeDescription(te->sym->memtype, false));
}
unsigned cv4_Denum(EnumDeclaration *e)
{
//dbg_printf("cv4_Denum(%s)\n", e->toChars());
unsigned property = 0;
if (!e->members || !e->memtype || !e->memtype->isintegral())
property |= 0x80; // enum is forward referenced or non-integer
// Compute the number of fields, and the length of the fieldlist record
unsigned nfields = 0;
unsigned fnamelen = 2;
if (!property)
{
for (size_t i = 0; i < e->members->dim; i++)
{ EnumMember *sf = (*e->members)[i]->isEnumMember();
if (sf)
{
dinteger_t value = sf->value()->toInteger();
unsigned fnamelen1 = fnamelen;
// store only member's simple name
fnamelen += 4 + cv4_numericbytes(value) + cv_stringbytes(sf->toChars());
if (config.fulltypes != CV8)
{
/* Optlink dies on longer ones, so just truncate
*/
if (fnamelen > CV4_NAMELENMAX)
{ fnamelen = fnamelen1; // back up
break; // and skip the rest
}
}
nfields++;
}
}
}
const char *id = e->toPrettyChars();
unsigned len;
debtyp_t *d;
unsigned memtype = e->memtype ? cv4_typidx(Type_toCtype(e->memtype)) : 0;
switch (config.fulltypes)
{
case CV8:
len = 14;
d = debtyp_alloc(len + cv_stringbytes(id));
TOWORD(d->data,LF_ENUM_V3);
TOLONG(d->data + 6,memtype);
TOWORD(d->data + 4,property);
len += cv_namestring(d->data + len,id);
break;
case CV4:
len = 10;
d = debtyp_alloc(len + cv_stringbytes(id));
TOWORD(d->data,LF_ENUM);
TOWORD(d->data + 4,memtype);
TOWORD(d->data + 8,property);
len += cv_namestring(d->data + len,id);
break;
default:
assert(0);
}
unsigned length_save = d->length;
d->length = 0; // so cv_debtyp() will allocate new
idx_t typidx = cv_debtyp(d);
d->length = length_save; // restore length
TOWORD(d->data + 2,nfields);
unsigned fieldlist = 0;
if (!property) // if forward reference, then fieldlist is 0
{
// Generate fieldlist type record
debtyp_t *dt = debtyp_alloc(fnamelen);
TOWORD(dt->data,(config.fulltypes == CV8) ? LF_FIELDLIST_V2 : LF_FIELDLIST);
// And fill it in
unsigned j = 2;
unsigned fieldi = 0;
for (size_t i = 0; i < e->members->dim; i++)
{ EnumMember *sf = (*e->members)[i]->isEnumMember();
if (sf)
{
fieldi++;
if (fieldi > nfields)
break; // chop off the rest
dinteger_t value = sf->value()->toInteger();
TOWORD(dt->data + j,(config.fulltypes == CV8) ? LF_ENUMERATE_V3 : LF_ENUMERATE);
unsigned attribute = 0;
TOWORD(dt->data + j + 2,attribute);
cv4_storenumeric(dt->data + j + 4,value);
j += 4 + cv4_numericbytes(value);
// store only member's simple name
j += cv_namestring(dt->data + j, sf->toChars());
// If enum is not a member of a class, output enum members as constants
// if (!isclassmember(s))
// {
// cv4_outsym(sf);
// }
}
}
assert(j == fnamelen);
fieldlist = cv_debtyp(dt);
}
if (config.fulltypes == CV8)
TOLONG(d->data + 10,fieldlist);
else
TOWORD(d->data + 6,fieldlist);
// cv4_outsym(s);
return typidx;
}