void get_result() const { }
};
+ struct BlockModifier: Visitor
+ {
+ bool remove_node;
+ std::vector<RefPtr<ProgramSyntax::Node> > insert_nodes;
+
+ BlockModifier();
+
+ void flatten_block(ProgramSyntax::Block &);
+ void apply_and_increment(ProgramSyntax::Block &, std::list<RefPtr<ProgramSyntax::Node> >::iterator &);
+ using Visitor::visit;
+ virtual void visit(ProgramSyntax::Block &);
+ };
+
struct Formatter: Visitor
{
typedef std::string ResultType;
virtual void apply(ProgramSyntax::Stage &);
const std::string &get_result() const { return formatted; }
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
virtual void visit(ProgramSyntax::Literal &);
virtual void visit(ProgramSyntax::ParenthesizedExpression &);
virtual void visit(ProgramSyntax::FunctionCall &);
virtual void visit(ProgramSyntax::ExpressionStatement &);
virtual void visit(ProgramSyntax::Import &);
+ virtual void visit(ProgramSyntax::Precision &);
virtual void visit(ProgramSyntax::Layout &);
virtual void visit(ProgramSyntax::InterfaceLayout &);
virtual void visit(ProgramSyntax::StructDeclaration &);
virtual void visit(ProgramSyntax::Conditional &);
virtual void visit(ProgramSyntax::Iteration &);
virtual void visit(ProgramSyntax::Return &);
+ virtual void visit(ProgramSyntax::Jump &);
};
template<typename T>
struct NodeGatherer: Visitor
{
- typedef std::list<T *> ResultType;
+ typedef std::vector<T *> ResultType;
- std::list<T *> nodes;
+ std::vector<T *> nodes;
const ResultType &get_result() const { return nodes; }
+ using Visitor::visit;
virtual void visit(T &n) { nodes.push_back(&n); }
};
- struct DeclarationCombiner: Visitor
+ struct DeclarationCombiner: BlockModifier
{
bool toplevel;
std::map<std::string, std::vector<ProgramSyntax::FunctionDeclaration *> > functions;
std::map<std::string, ProgramSyntax::VariableDeclaration *> variables;
- bool remove_node;
DeclarationCombiner();
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
virtual void visit(ProgramSyntax::FunctionDeclaration &);
virtual void visit(ProgramSyntax::VariableDeclaration &);
VariableResolver();
virtual void apply(ProgramSyntax::Stage &);
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
virtual void visit(ProgramSyntax::VariableReference &);
virtual void visit(ProgramSyntax::MemberAccess &);
{
std::map<std::string, std::vector<ProgramSyntax::FunctionDeclaration *> > functions;
+ using Visitor::visit;
virtual void visit(ProgramSyntax::FunctionCall &);
virtual void visit(ProgramSyntax::FunctionDeclaration &);
};
- struct BlockModifier: Visitor
- {
- bool remove_node;
- std::list<RefPtr<ProgramSyntax::Node> > insert_nodes;
-
- BlockModifier();
-
- void flatten_block(ProgramSyntax::Block &);
- void apply_and_increment(ProgramSyntax::Block &, std::list<RefPtr<ProgramSyntax::Node> >::iterator &);
- virtual void visit(ProgramSyntax::Block &);
- };
-
struct InterfaceGenerator: BlockModifier
{
std::string in_prefix;
static std::string get_out_prefix(ProgramSyntax::StageType);
virtual void apply(ProgramSyntax::Stage &);
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
std::string change_prefix(const std::string &, const std::string &) const;
bool generate_interface(ProgramSyntax::VariableDeclaration &, const std::string &, const std::string &);
virtual void visit(ProgramSyntax::Passthrough &);
};
- struct VariableRenamer: Visitor
- {
- virtual void visit(ProgramSyntax::VariableReference &);
- virtual void visit(ProgramSyntax::VariableDeclaration &);
- };
-
struct DeclarationReorderer: Visitor
{
enum DeclarationKind
FUNCTION
};
+ unsigned scope_level;
DeclarationKind kind;
+ std::set<ProgramSyntax::Node *> ordered_funcs;
+ std::set<ProgramSyntax::Node *> needed_funcs;
DeclarationReorderer();
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
+ virtual void visit(ProgramSyntax::FunctionCall &);
virtual void visit(ProgramSyntax::InterfaceLayout &) { kind = LAYOUT; }
virtual void visit(ProgramSyntax::StructDeclaration &) { kind = STRUCT; }
- virtual void visit(ProgramSyntax::VariableDeclaration &) { kind = VARIABLE; }
+ virtual void visit(ProgramSyntax::VariableDeclaration &);
virtual void visit(ProgramSyntax::InterfaceBlock &) { kind = VARIABLE; }
- virtual void visit(ProgramSyntax::FunctionDeclaration &) { kind = FUNCTION; }
+ virtual void visit(ProgramSyntax::FunctionDeclaration &);
+ };
+
+ struct InlineableFunctionLocator: Visitor
+ {
+ typedef std::set<ProgramSyntax::FunctionDeclaration *> ResultType;
+
+ std::map<ProgramSyntax::FunctionDeclaration *, unsigned> refcounts;
+ std::set<ProgramSyntax::FunctionDeclaration *> inlineable;
+ ProgramSyntax::FunctionDeclaration *in_function;
+
+ InlineableFunctionLocator();
+
+ const ResultType &get_result() const { return inlineable; }
+ using Visitor::visit;
+ virtual void visit(ProgramSyntax::FunctionCall &);
+ virtual void visit(ProgramSyntax::FunctionDeclaration &);
+ };
+
+ struct FunctionInliner: Visitor
+ {
+ std::set<ProgramSyntax::FunctionDeclaration *> inlineable;
+ unsigned extract_result;
+ RefPtr<ProgramSyntax::Expression> inline_result;
+
+ FunctionInliner();
+ FunctionInliner(const std::set<ProgramSyntax::FunctionDeclaration *> &);
+
+ void visit_and_inline(RefPtr<ProgramSyntax::Expression> &);
+ using Visitor::visit;
+ virtual void visit(ProgramSyntax::Block &);
+ virtual void visit(ProgramSyntax::UnaryExpression &);
+ virtual void visit(ProgramSyntax::BinaryExpression &);
+ virtual void visit(ProgramSyntax::FunctionCall &);
+ virtual void visit(ProgramSyntax::Return &);
};
struct ExpressionEvaluator: ProgramSyntax::NodeVisitor
typedef std::map<ProgramSyntax::VariableDeclaration *, ProgramSyntax::Expression *> ValueMap;
const ValueMap *variable_values;
+ bool const_only;
float result;
bool result_valid;
ExpressionEvaluator();
- ExpressionEvaluator(const ValueMap &);
+ ExpressionEvaluator(const ValueMap *, bool);
+ using ProgramSyntax::NodeVisitor::visit;
virtual void visit(ProgramSyntax::Literal &);
virtual void visit(ProgramSyntax::ParenthesizedExpression &);
virtual void visit(ProgramSyntax::VariableReference &);
struct ConstantConditionEliminator: BlockModifier
{
unsigned scope_level;
+ bool in_loop;
ExpressionEvaluator::ValueMap variable_values;
ConstantConditionEliminator();
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
virtual void visit(ProgramSyntax::Assignment &);
virtual void visit(ProgramSyntax::VariableDeclaration &);
struct UnusedVariableLocator: Visitor
{
- struct AssignmentList
+ struct VariableInfo
{
- std::vector<ProgramSyntax::Node *> nodes;
- bool conditional;
- bool self_referencing;
+ bool local;
+ std::vector<ProgramSyntax::Node *> assignments;
+ bool conditionally_assigned;
+ bool referenced;
+
+ VariableInfo();
};
typedef std::set<ProgramSyntax::Node *> ResultType;
- typedef std::map<ProgramSyntax::VariableDeclaration *, AssignmentList> BlockAssignmentMap;
+ typedef std::map<ProgramSyntax::VariableDeclaration *, VariableInfo> BlockVariableMap;
std::set<ProgramSyntax::Node *> unused_nodes;
std::map<ProgramSyntax::VariableDeclaration *, ProgramSyntax::Node *> aggregates;
ProgramSyntax::Node *aggregate;
- std::vector<BlockAssignmentMap> assignments;
+ std::vector<BlockVariableMap> variables;
ProgramSyntax::Assignment *assignment;
bool assignment_target;
+ bool global_scope;
UnusedVariableLocator();
virtual void apply(ProgramSyntax::Stage &);
const ResultType &get_result() const { return unused_nodes; }
+ using Visitor::visit;
virtual void visit(ProgramSyntax::VariableReference &);
virtual void visit(ProgramSyntax::MemberAccess &);
virtual void visit(ProgramSyntax::BinaryExpression &);
virtual void visit(ProgramSyntax::Assignment &);
void record_assignment(ProgramSyntax::VariableDeclaration &, ProgramSyntax::Node &, bool);
+ void clear_assignments(VariableInfo &, bool);
virtual void visit(ProgramSyntax::ExpressionStatement &);
virtual void visit(ProgramSyntax::StructDeclaration &);
virtual void visit(ProgramSyntax::VariableDeclaration &);
virtual void visit(ProgramSyntax::InterfaceBlock &);
virtual void visit(ProgramSyntax::FunctionDeclaration &);
- void merge_down_assignments();
+ void merge_down_variables();
virtual void visit(ProgramSyntax::Conditional &);
virtual void visit(ProgramSyntax::Iteration &);
};
std::set<ProgramSyntax::FunctionDeclaration *> used_definitions;
const ResultType &get_result() const { return unused_nodes; }
+ using Visitor::visit;
virtual void visit(ProgramSyntax::FunctionCall &);
virtual void visit(ProgramSyntax::FunctionDeclaration &);
};
NodeRemover() { }
NodeRemover(const std::set<ProgramSyntax::Node *> &);
+ using Visitor::visit;
+ virtual void visit(ProgramSyntax::Block &);
+ virtual void visit(ProgramSyntax::VariableDeclaration &);
+ };
+
+ struct PrecisionRemover: BlockModifier
+ {
+ using Visitor::visit;
+ virtual void visit(ProgramSyntax::Precision &);
+ virtual void visit(ProgramSyntax::VariableDeclaration &);
+ };
+
+ struct DefaultPrecisionGenerator: BlockModifier
+ {
+ bool toplevel;
+ std::set<std::string> have_default;
+
+ DefaultPrecisionGenerator();
+
+ using Visitor::visit;
virtual void visit(ProgramSyntax::Block &);
+ virtual void visit(ProgramSyntax::Precision &);
virtual void visit(ProgramSyntax::VariableDeclaration &);
};
struct LegacyConverter: BlockModifier
{
+ GLApi target_api;
Version target_version;
std::string type;
- std::string frag_out_name;
+ ProgramSyntax::VariableDeclaration *frag_out;
LegacyConverter();
LegacyConverter(const Version &);
- bool check_version(const Version &);
+ bool check_version(const Version &) const;
+ using Visitor::visit;
+ bool supports_unified_interface_syntax() const;
virtual void visit(ProgramSyntax::VariableReference &);
+ virtual void visit(ProgramSyntax::Assignment &);
+ bool supports_unified_sampling_functions() const;
virtual void visit(ProgramSyntax::FunctionCall &);
+ bool supports_interface_layouts() const;
+ bool supports_centroid_sampling() const;
+ bool supports_sample_sampling() const;
virtual void visit(ProgramSyntax::VariableDeclaration &);
+ bool supports_interface_blocks(const std::string &) const;
virtual void visit(ProgramSyntax::InterfaceBlock &);
};
Resources *resources;
- ProgramParser parser;
ProgramSyntax::Module *module;
+ std::set<std::string> imported_names;
public:
ProgramCompiler();
+ ~ProgramCompiler();
- void compile(const std::string &);
- void compile(IO::Base &, Resources * = 0);
+ void compile(const std::string &, const std::string & = "<string>");
+ void compile(IO::Base &, Resources * = 0, const std::string & = "<file>");
+ void compile(IO::Base &, const std::string &);
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 append_module(ProgramSyntax::Module &);
+ void append_stage(ProgramSyntax::Stage &);
void process();
void import(const std::string &);
void generate(ProgramSyntax::Stage &);
bool optimize(ProgramSyntax::Stage &);
+ void finalize(ProgramSyntax::Stage &);
static void inject_block(ProgramSyntax::Block &, const ProgramSyntax::Block &);
template<typename T>
static typename T::ResultType apply(ProgramSyntax::Stage &);