std::vector<VariableDeclaration>
Declaration::GetVariableDeclarations() const {
Assert(declSpecs->storageClass != SC_TYPEDEF);
std::vector<VariableDeclaration> vars;
for (unsigned int i = 0; i < declarators.size(); ++i) {
if (declarators[i] == NULL)
continue;
Declarator *decl = declarators[i];
if (decl == NULL)
// Ignore earlier errors
continue;
Symbol *sym = decl->GetSymbol();
if (dynamic_cast<const FunctionType *>(sym->type) != NULL) {
// function declaration
m->symbolTable->AddFunction(sym);
}
else {
m->symbolTable->AddVariable(sym);
vars.push_back(VariableDeclaration(sym, decl->initExpr));
}
}
return vars;
}
void
Declaration::DeclareFunctions() {
Assert(declSpecs->storageClass != SC_TYPEDEF);
for (unsigned int i = 0; i < declarators.size(); ++i) {
Declarator *decl = declarators[i];
if (decl == NULL) {
// Ignore earlier errors
Assert(m->errorCount > 0);
continue;
}
Symbol *sym = decl->GetSymbol();
if (sym == NULL || sym->type == NULL) {
// Ignore errors
Assert(m->errorCount > 0);
continue;
}
sym->type = sym->type->ResolveUnboundVariability(Type::Varying);
if (dynamic_cast<const FunctionType *>(sym->type) == NULL)
continue;
bool isInline = (declSpecs->typeQualifiers & TYPEQUAL_INLINE);
m->AddFunctionDeclaration(sym, isInline);
}
}
std::vector<VariableDeclaration>
Declaration::GetVariableDeclarations() const {
Assert(declSpecs->storageClass != SC_TYPEDEF);
std::vector<VariableDeclaration> vars;
for (unsigned int i = 0; i < declarators.size(); ++i) {
Declarator *decl = declarators[i];
if (decl == NULL) {
// Ignore earlier errors
Assert(m->errorCount > 0);
continue;
}
Symbol *sym = decl->GetSymbol();
if (sym == NULL || sym->type == NULL) {
// Ignore errors
Assert(m->errorCount > 0);
continue;
}
sym->type = sym->type->ResolveUnboundVariability(Type::Varying);
if (sym->type == AtomicType::Void)
Error(sym->pos, "\"void\" type variable illegal in declaration.");
else if (dynamic_cast<const FunctionType *>(sym->type) == NULL) {
m->symbolTable->AddVariable(sym);
vars.push_back(VariableDeclaration(sym, decl->initExpr));
}
}
return vars;
}
void
GetStructTypesNamesPositions(const std::vector<StructDeclaration *> &sd,
std::vector<const Type *> *elementTypes,
std::vector<std::string> *elementNames,
std::vector<SourcePos> *elementPositions) {
std::set<std::string> seenNames;
for (unsigned int i = 0; i < sd.size(); ++i) {
const Type *type = sd[i]->type;
if (type == NULL)
continue;
// FIXME: making this fake little DeclSpecs here is really
// disgusting
DeclSpecs ds(type);
if (type->IsUniformType())
ds.typeQualifiers |= TYPEQUAL_UNIFORM;
else if (type->IsVaryingType())
ds.typeQualifiers |= TYPEQUAL_VARYING;
for (unsigned int j = 0; j < sd[i]->declarators->size(); ++j) {
Declarator *d = (*sd[i]->declarators)[j];
d->InitFromDeclSpecs(&ds);
Symbol *sym = d->GetSymbol();
if (sym->type == AtomicType::Void)
Error(d->pos, "\"void\" type illegal for struct member.");
const ArrayType *arrayType =
dynamic_cast<const ArrayType *>(sym->type);
if (arrayType != NULL && arrayType->GetElementCount() == 0) {
Error(d->pos, "Unsized arrays aren't allowed in struct "
"definitions.");
elementTypes->push_back(NULL);
}
else
elementTypes->push_back(sym->type);
if (seenNames.find(sym->name) != seenNames.end())
Error(d->pos, "Struct member \"%s\" has same name as a "
"previously-declared member.", sym->name.c_str());
else
seenNames.insert(sym->name);
elementNames->push_back(sym->name);
elementPositions->push_back(sym->pos);
}
}
}
