X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fprogramcompiler.h;h=695c2e260a7c65ec4ced67b5c9b15c7c537c5d16;hb=5945ad9b63bbc55c3ed21f0c023d17f73aaac370;hp=3b63c5e906bd257bdd568a6d89527e5fd2e01fb1;hpb=b3e71de19f35773c22391151ebb02062d6894bc9;p=libs%2Fgl.git

diff --git a/source/programcompiler.h b/source/programcompiler.h
index 3b63c5e9..695c2e26 100644
--- a/source/programcompiler.h
+++ b/source/programcompiler.h
@@ -28,6 +28,7 @@ private:
 		unsigned indent;
 		bool parameter_list;
 		bool else_if;
+		std::string block_interface;
 
 		Formatter();
 
@@ -55,9 +56,11 @@ private:
 		std::vector<ProgramSyntax::Block *> blocks;
 		ProgramSyntax::StructDeclaration *type;
 		bool anonymous;
+		std::string block_interface;
 
 		VariableResolver();
 
+		virtual void apply(ProgramSyntax::Stage &);
 		virtual void visit(ProgramSyntax::Block &);
 		virtual void visit(ProgramSyntax::VariableReference &);
 		virtual void visit(ProgramSyntax::MemberAccess &);
@@ -98,9 +101,14 @@ private:
 	struct UnusedVariableLocator: Visitor
 	{
 		std::set<ProgramSyntax::Node *> unused_nodes;
+		std::map<ProgramSyntax::VariableDeclaration *, ProgramSyntax::Node *> aggregates;
+		ProgramSyntax::Node *aggregate;
 		std::map<ProgramSyntax::VariableDeclaration *, ProgramSyntax::Node *> assignments;
 		bool assignment;
+		bool record_target;
 		ProgramSyntax::VariableDeclaration *assignment_target;
+		bool indeterminate_target;
+		bool self_referencing;
 
 		UnusedVariableLocator();
 
@@ -108,22 +116,17 @@ private:
 		virtual void visit(ProgramSyntax::MemberAccess &);
 		virtual void visit(ProgramSyntax::BinaryExpression &);
 		virtual void visit(ProgramSyntax::ExpressionStatement &);
+		virtual void visit(ProgramSyntax::StructDeclaration &);
 		virtual void visit(ProgramSyntax::VariableDeclaration &);
+		virtual void visit(ProgramSyntax::InterfaceBlock &);
 	};
 
 	struct NodeRemover: Visitor
 	{
 		std::set<ProgramSyntax::Node *> to_remove;
-		unsigned n_removed;
-		bool immutable_block;
-		bool remove_block;
-
-		NodeRemover();
 
 		virtual void visit(ProgramSyntax::Block &);
-		virtual void visit(ProgramSyntax::StructDeclaration &);
 		virtual void visit(ProgramSyntax::VariableDeclaration &);
-		virtual void visit(ProgramSyntax::InterfaceBlock &);
 	};
 
 	ProgramParser parser;
@@ -137,9 +140,12 @@ public:
 	void add_shaders(Program &);
 
 private:
+	static ProgramSyntax::Module *create_builtins_module();
+	static ProgramSyntax::Module &get_builtins_module();
+	static ProgramSyntax::Stage *get_builtins(ProgramSyntax::StageType);
 	void process();
 	void generate(ProgramSyntax::Stage &);
-	void optimize(ProgramSyntax::Stage &);
+	bool optimize(ProgramSyntax::Stage &);
 	static void inject_block(ProgramSyntax::Block &, const ProgramSyntax::Block &);
 	template<typename T>
 	static void apply(ProgramSyntax::Stage &);