namespace GL {
namespace SL {
-class DeclarationCombiner: private TraversingVisitor
+/** Assigns IDs to specialization constants with an automatic ID. */
+class ConstantIdAssigner: private TraversingVisitor
{
private:
- bool toplevel;
- std::map<std::string, std::vector<FunctionDeclaration *> > functions;
- std::map<std::string, VariableDeclaration *> variables;
- std::set<Node *> nodes_to_remove;
+ std::set<unsigned> used_ids;
+ std::map<std::string, unsigned> existing_constants;
+ std::vector<VariableDeclaration *> auto_constants;
public:
- DeclarationCombiner();
-
- void apply(Stage &);
+ void apply(Module &, const Features &);
private:
- virtual void visit(Block &);
- virtual void visit(FunctionDeclaration &);
virtual void visit(VariableDeclaration &);
- using TraversingVisitor::visit;
};
-class VariableResolver: private TraversingVisitor
-{
-private:
- std::vector<Block *> blocks;
- StructDeclaration *type;
- bool anonymous;
- std::string block_interface;
- bool record_target;
- VariableDeclaration *assignment_target;
- bool self_referencing;
-
-public:
- VariableResolver();
-
- void apply(Stage &);
-
-private:
- virtual void visit(Block &);
- virtual void visit(VariableReference &);
- virtual void visit(MemberAccess &);
- virtual void visit(BinaryExpression &);
- virtual void visit(Assignment &);
- virtual void visit(StructDeclaration &);
- virtual void visit(VariableDeclaration &);
- virtual void visit(InterfaceBlock &);
- virtual void visit(FunctionDeclaration &);
- virtual void visit(Iteration &);
- using TraversingVisitor::visit;
-};
-
-class FunctionResolver: private TraversingVisitor
-{
-private:
- std::map<std::string, std::vector<FunctionDeclaration *> > functions;
+/** Materializes implicitly declared interfaces.
-public:
- void apply(Stage &s) { visit(s.content); }
+Out variable declarations inside functions are moved to the global scope.
-private:
- virtual void visit(FunctionCall &);
- virtual void visit(FunctionDeclaration &);
- using TraversingVisitor::visit;
-};
+Passthrough statements are processed, generating out variables to match in
+variables and copying values.
+Unresolved variables are looked up in the previous stage's out variables. */
class InterfaceGenerator: private TraversingVisitor
{
private:
- Stage *stage;
+ Stage *stage = 0;
std::string in_prefix;
std::string out_prefix;
- unsigned scope_level;
- Block *current_block;
+ bool function_scope = false;
+ bool copy_block = false;
+ std::vector<VariableDeclaration *> declared_inputs;
+ Block *iface_target_block = 0;
NodeList<Statement>::iterator iface_insert_point;
NodeList<Statement>::iterator assignment_insert_point;
std::set<Node *> nodes_to_remove;
public:
- InterfaceGenerator();
-
void apply(Stage &);
private:
static std::string get_out_prefix(Stage::Type);
std::string change_prefix(const std::string &, const std::string &) const;
virtual void visit(Block &);
- bool generate_interface(VariableDeclaration &, const std::string &, const std::string &);
+ VariableDeclaration *generate_interface(VariableDeclaration &, const std::string &, const std::string &);
+ InterfaceBlock *generate_interface(InterfaceBlock &);
ExpressionStatement &insert_assignment(const std::string &, Expression *);
virtual void visit(VariableReference &);
virtual void visit(VariableDeclaration &);
- virtual void visit(Passthrough &);
- using TraversingVisitor::visit;
-};
-
-class DeclarationReorderer: private TraversingVisitor
-{
-private:
- enum DeclarationKind
- {
- NO_DECLARATION,
- LAYOUT,
- STRUCT,
- VARIABLE,
- FUNCTION
- };
-
- unsigned scope_level;
- DeclarationKind kind;
- std::set<Node *> ordered_funcs;
- std::set<Node *> needed_funcs;
-
-public:
- DeclarationReorderer();
-
- void apply(Stage &s) { visit(s.content); }
-
-private:
- virtual void visit(Block &);
- virtual void visit(FunctionCall &);
- virtual void visit(InterfaceLayout &) { kind = LAYOUT; }
- virtual void visit(StructDeclaration &) { kind = STRUCT; }
- virtual void visit(VariableDeclaration &);
- virtual void visit(InterfaceBlock &) { kind = VARIABLE; }
+ virtual void visit(InterfaceBlock &);
virtual void visit(FunctionDeclaration &);
- using TraversingVisitor::visit;
+ virtual void visit(Passthrough &);
};
} // namespace SL