namespace GL {
namespace SL {
+/** Combines multiple declarations of the same identifier into one. */
class DeclarationCombiner: private TraversingVisitor
{
private:
virtual void visit(VariableDeclaration &);
};
+/** Manipulates specialization constants. If values are specified, turns
+specialization constants into normal constants. Without values assigns
+automatic constant_ids to specialization constants. */
class ConstantSpecializer: private TraversingVisitor
{
private:
virtual void visit(VariableDeclaration &);
};
-class BlockResolver: private TraversingVisitor
+/** Forms links between nested blocks in the syntax tree. */
+class BlockHierarchyResolver: private TraversingVisitor
{
public:
void apply(Stage &s) { s.content.visit(*this); }
virtual void enter(Block &);
};
+/** Resolves variable references. Variable references which match the name
+of an interface block are turned into interface block references. */
class VariableResolver: private TraversingVisitor
{
private:
virtual void visit(InterfaceBlock &);
};
+/** Resolves function declarations and calls. */
class FunctionResolver: private TraversingVisitor
{
private:
+ Stage *stage;
std::map<std::string, std::vector<FunctionDeclaration *> > functions;
public:
- void apply(Stage &s) { s.content.visit(*this); }
+ void apply(Stage &);
private:
virtual void visit(FunctionCall &);
virtual void visit(FunctionDeclaration &);
};
+/** Materializes implicitly declared interfaces.
+
+Out variable declarations inside functions are moved to the global scope.
+
+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:
virtual void visit(Passthrough &);
};
+/** Reorders declarations to ensure that declarations always appear before
+references. */
class DeclarationReorderer: private TraversingVisitor
{
private: