namespace GL {
namespace SL {
-/** Combines multiple declarations of the same identifier into one. */
-class DeclarationCombiner: private TraversingVisitor
-{
-private:
- std::map<std::string, std::vector<FunctionDeclaration *> > functions;
- std::map<std::string, VariableDeclaration *> variables;
- std::set<Node *> nodes_to_remove;
-
-public:
- void apply(Stage &);
-
-private:
- virtual void visit(Block &);
- virtual void visit(VariableDeclaration &);
- virtual void visit(FunctionDeclaration &) { }
-};
-
/** Manipulates specialization constants. If values are specified, turns
specialization constants into normal constants. Without values assigns
automatic constant_ids to specialization constants. */
/** Forms links between nested blocks in the syntax tree. */
class BlockHierarchyResolver: private TraversingVisitor
{
+private:
+ bool r_any_resolved;
+
public:
- void apply(Stage &s) { s.content.visit(*this); }
+ BlockHierarchyResolver(): r_any_resolved(false) { }
+
+ bool apply(Stage &s) { r_any_resolved = false; s.content.visit(*this); return r_any_resolved; }
private:
virtual void enter(Block &);
std::map<TypeDeclaration *, TypeDeclaration *> alias_map;
std::map<TypeDeclaration *, TypeDeclaration *> array_types;
NodeList<Statement>::iterator type_insert_point;
+ InterfaceBlock *iface_block;
+ bool r_any_resolved;
public:
TypeResolver();
- void apply(Stage &);
+ bool apply(Stage &);
private:
- TypeDeclaration *resolve_type(const std::string &);
+ TypeDeclaration *get_or_create_array_type(TypeDeclaration &);
+ void resolve_type(TypeDeclaration *&, const std::string &, bool);
virtual void visit(Block &);
virtual void visit(BasicTypeDeclaration &);
virtual void visit(ImageTypeDeclaration &);
virtual void visit(StructDeclaration &);
virtual void visit(VariableDeclaration &);
+ virtual void visit(InterfaceBlock &);
virtual void visit(FunctionDeclaration &);
};
{
private:
Stage *stage;
- std::map<std::string, VariableDeclaration *> *r_members;
- RefPtr<InterfaceBlockReference> r_iface_ref;
- std::string block_interface;
+ RefPtr<Expression> r_replacement_expr;
+ bool r_any_resolved;
bool record_target;
bool r_self_referencing;
- VariableDeclaration *r_assignment_target;
+ Assignment::Target r_assignment_target;
+ std::vector<VariableDeclaration *> redeclared_builtins;
+ std::set<Node *> nodes_to_remove;
public:
VariableResolver();
- void apply(Stage &);
+ bool apply(Stage &);
private:
virtual void enter(Block &);
+ virtual void visit(RefPtr<Expression> &);
+ void check_assignment_target(Statement *);
+ virtual void visit(VariableReference &);
+ virtual void visit(InterfaceBlockReference &);
+ void add_to_chain(Assignment::Target::ChainType, unsigned);
+ virtual void visit(MemberAccess &);
+ virtual void visit(Swizzle &);
+ virtual void visit(BinaryExpression &);
+ virtual void visit(Assignment &);
+ void merge_layouts(Layout &, const Layout &);
+ virtual void visit(VariableDeclaration &);
+ virtual void visit(InterfaceBlock &);
+};
+
+/** Resolves types and lvalueness of expressions. */
+class ExpressionResolver: private TraversingVisitor
+{
+private:
+ enum Compatibility
+ {
+ NOT_COMPATIBLE,
+ LEFT_CONVERTIBLE,
+ RIGHT_CONVERTIBLE,
+ SAME_TYPE
+ };
+
+ struct ArgumentInfo
+ {
+ BasicTypeDeclaration *type;
+ unsigned component_count;
+ };
+
+ Stage *stage;
+ std::vector<BasicTypeDeclaration *> basic_types;
+ NodeList<Statement>::iterator insert_point;
+ bool r_any_resolved;
+
+public:
+ ExpressionResolver();
+
+ bool apply(Stage &);
+
+private:
+ static bool is_scalar(BasicTypeDeclaration &);
+ static bool is_vector_or_matrix(BasicTypeDeclaration &);
+ static BasicTypeDeclaration *get_element_type(BasicTypeDeclaration &);
+ static bool can_convert(BasicTypeDeclaration &, BasicTypeDeclaration &);
+ static Compatibility get_compatibility(BasicTypeDeclaration &, BasicTypeDeclaration &);
+ BasicTypeDeclaration *find_type(BasicTypeDeclaration::Kind, unsigned);
+ BasicTypeDeclaration *find_type(BasicTypeDeclaration &, BasicTypeDeclaration::Kind, unsigned);
+ void convert_to(RefPtr<Expression> &, BasicTypeDeclaration &);
+ bool convert_to_element(RefPtr<Expression> &, BasicTypeDeclaration &);
+ bool truncate_vector(RefPtr<Expression> &, unsigned);
+ void resolve(Expression &, TypeDeclaration *, bool);
+
+ virtual void visit(Block &);
+ virtual void visit(Literal &);
virtual void visit(VariableReference &);
virtual void visit(InterfaceBlockReference &);
virtual void visit(MemberAccess &);
+ virtual void visit(Swizzle &);
virtual void visit(UnaryExpression &);
+ void visit(BinaryExpression &, bool);
virtual void visit(BinaryExpression &);
virtual void visit(Assignment &);
+ virtual void visit(TernaryExpression &);
+ void visit_constructor(FunctionCall &);
virtual void visit(FunctionCall &);
+ virtual void visit(BasicTypeDeclaration &);
virtual void visit(VariableDeclaration &);
- virtual void visit(InterfaceBlock &);
};
/** Resolves function declarations and calls. */
private:
Stage *stage;
std::map<std::string, std::vector<FunctionDeclaration *> > declarations;
+ bool r_any_resolved;
public:
- void apply(Stage &);
+ bool apply(Stage &);
private:
virtual void visit(FunctionCall &);
std::string in_prefix;
std::string out_prefix;
bool function_scope;
- InterfaceBlock *iface_block;
bool copy_block;
+ std::vector<VariableDeclaration *> declared_inputs;
Block *iface_target_block;
NodeList<Statement>::iterator iface_insert_point;
NodeList<Statement>::iterator assignment_insert_point;