Program Listing for File ValueAnnot.h

↰ Return to documentation for file (src/midend/programAnalysis/valuePropagation/ValueAnnot.h)

#ifndef VALUE_ANNOT_H
#define VALUE_ANNOT_H

#include <AnnotExpr.h>
#include <OperatorAnnotation.h>
#include <CPPAstInterface.h>
#include <list>

class HasValueDescriptor
   : public MapDescriptor<StringDescriptor, SymbolicValDescriptor, ';', '{', '}'>
{
  typedef HasValueDescriptor _Self;

public:
  typedef
     MapDescriptor<StringDescriptor, SymbolicValDescriptor, ';', '{', '}'>
  BaseClass;
  bool read( std::istream& in)
    {
      return ReadContainer<HasValueDescriptor,
                           CollectPair<StringDescriptor, SymbolicValDescriptor, '='>,
                           ';', '{','}'>::read(*this, in);
    }
  bool merge (const HasValueDescriptor& that);
  std::string toString() const;
  void replace_var( const std::string& name, const SymbolicVal& repl);
  void replace_val( MapObject<SymbolicVal, SymbolicVal>& repl);

  bool has_value( const std::string& name, SymbolicValDescriptor* r = 0) const;
};

class HasValueCollection : public TypeAnnotCollection< HasValueDescriptor>
{
   typedef TypeAnnotCollection< HasValueDescriptor > BaseClass;
  virtual bool read_annot_name( const std::string& annotName) const
    { return annotName == "has_value"; }
 public:
  void Dump() const
    { std::cerr << "has_value: \n"; BaseClass::Dump(); }
  std::string is_known_member_function( AstInterface& fa,
                       const SymbolicVal& exp, AstNodePtr* objp,
                       SymbolicFunction::Arguments* argsp,
                        HasValueDescriptor* descp);
  std::string is_known_member_function( CPPAstInterface& fa,
                        const AstNodePtr& exp, AstNodePtr* objp,
                        AstInterface::AstNodeList* args,
                        HasValueDescriptor* desc);
};

typedef CollectPair< SymbolicValDescriptor, HasValueDescriptor, '='> RestrictValueDescriptor;
class RestrictValueOpDescriptor
 : public  OPDescriptorTemp
    <ContainerDescriptor< std::list <RestrictValueDescriptor>, RestrictValueDescriptor, ';', '{', '}'>  >
{
  typedef  OPDescriptorTemp
    <ContainerDescriptor< std::list <RestrictValueDescriptor>, RestrictValueDescriptor, ';', '{', '}'>  >
    BaseClass;
 public:
  void replace_val( MapObject<SymbolicVal, SymbolicVal>& repl);
};

class RestrictValueOpCollection
: public OperatorAnnotCollection<RestrictValueOpDescriptor>
{
  virtual bool read_annot_name( const std::string& annotName) const
    { return annotName == "restrict_value"; }
 public:
  void Dump() const
    {
      std::cerr << "restrict_value: \n";
      OperatorAnnotCollection<RestrictValueOpDescriptor>::Dump();
    }
};

class ValueAnnotation
{
  HasValueCollection values;
  RestrictValueOpCollection valueRestrict;
  static ValueAnnotation* inst;
  ValueAnnotation() {}
 public:
  static ValueAnnotation* get_inst();
  void register_annot();
  void Dump() const;
  bool known_type( AstInterface& fa, const AstNodePtr& exp, HasValueDescriptor* d = 0);
  bool is_value_restrict_op( AstInterface& fa, const AstNodePtr& exp,
                    Collect2Object< AstNodePtr, HasValueDescriptor>* desc = 0,
                    MapObject<SymbolicVal, SymbolicVal>* valMap = 0,
                    Map2Object<AstInterface*, AstNodePtr, AstNodePtr> *codegen = 0);
  bool is_access_value( CPPAstInterface& fa, const AstNodePtr& exp,
                        AstNodePtr* obj=0, std::string* name = 0,
                        AstInterface::AstNodeList* args=0,
                        HasValueDescriptor* desc = 0);
};

#endif