Special.hxx

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#ifndef SPECIAL_HXX
#define SPECIAL_HXX

/**************************************************************************
 *
 * Copyright (C) 2008, Johns Hopkins University.
 * All rights reserved.
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 * without modification, are permitted provided that the following
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 *     copyright notice, this list of conditions, and the following
 *     disclaimer. 
 *
 *   - Redistributions in binary form must reproduce the above
 *     copyright notice, this list of conditions, and the following
 *     disclaimer in the documentation and/or other materials 
 *     provided with the distribution.
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 *     of any contributors may be used to endorse or promote products
 *     derived from this software without specific prior written
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#include <string>
#include "shared_ptr.hxx"

#include "AST.hxx"
#include "Type.hxx"
#include "UocInfo.hxx"

/* Structure that is used by the specializer */
struct spStruct {  
  boost::shared_ptr<AST> ast; 
  boost::shared_ptr<Type> typ;
  bool lifted;

  spStruct(boost::shared_ptr<AST> _ast, boost::shared_ptr<Type> _typ)
  {
    typ = _typ;
    ast = _ast;
    lifted = false;
  }
};
 
/* Structure to hold the names of certain Special ASTs that are
   mostly part of the prelude. They are needed by the
   type inference engine. They are stored here because will
   otherwise become unidentifiable after the name-mangling phase. */

/* I am not superimpressed with this structure, Once a better method
   is obtained, THIS SRUCTURE IS VERY LIKELY TO GO AWAY */

enum SpNameId {
  SP_NAME_INTEGER           = 0x1u,
  SP_NAME_FP                = 0x2u,
  SP_NAME_IOB               = 0x3u,
  SP_NAME_LT                = 0x4u,
  SP_NAME_REF_TYPES         = 0x5u,
  SP_NAME_COPY_COMPAT       = 0x6u,
  SP_NAME_COPY_FROM_TO      = 0x7u,
  SP_NAME_HAS_FIELD         = 0x8u,
};

struct SpecialNames {
  std::string sp_integral;
  std::string sp_fp;
  std::string sp_iob;
  std::string sp_lt;
  std::string sp_ref_types;
  std::string sp_copy_compat;
  std::string sp_copy_from_to;
  std::string sp_has_field;

  SpecialNames();
  std::string getSpName(SpNameId name);
  void fixUpSpNames(boost::shared_ptr<UocInfo> prelude);
  static SpecialNames spNames;
};

#endif /* SPECIAL_HXX */

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