xtended.hh

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#ifndef __XTENDED__
#define __XTENDED__

// xtended
#include "tlib.hh"
#include "sigtype.hh"
#include "klass.hh"
#include "sigvisitor.hh"
#include <vector>
#include "lateq.hh"

class xtended 
{
    Symbol*     fSymbol;    
 public:
 
    
    xtended (const char* name) : 
        fSymbol(::symbol(name)) { 
        setUserData(fSymbol, (void*)this); 
    }
    virtual ~xtended() { setUserData(fSymbol, 0); }
    
    Sym             symbol()    { return fSymbol; }
    const char *    name ()     { return ::name(fSymbol); }
    
    Tree            box () { 
                        Tree b = tree(fSymbol); 
                        assert(getUserData(b) != 0); 
                        return b; 
                    }
    
    // virtual method to be implemented by subclasses
    virtual unsigned int    arity () = 0;
    virtual string  generateCode (Klass* klass, const vector<string>& args, const vector<Type>& types) = 0;
    virtual string  generateLateq (Lateq* lateq, const vector<string>& args, const vector<Type>& types) = 0;
    virtual int     infereSigOrder (const vector<int>& args) = 0;
    virtual Type    infereSigType (const vector<Type>& args) = 0;
    virtual Tree    computeSigOutput (const vector<Tree>& args) = 0;
    virtual bool    needCache () = 0;

    virtual bool    isSpecialInfix()    { return false; }   
};

// -- Trigonometric Functions

extern xtended* gAcosPrim;
extern xtended* gAsinPrim;
extern xtended* gAtanPrim;
extern xtended* gAtan2Prim;

extern xtended* gSinPrim;
extern xtended* gCosPrim;
extern xtended* gTanPrim;


// -- Exponential Functions

extern xtended* gExpPrim;       
extern xtended* gLogPrim;       
extern xtended* gLog10Prim; 
extern xtended* gPowPrim; 
        
extern xtended* gSqrtPrim;  
extern xtended* gCbrtPrim;  
extern xtended* gHypotPrim; 
extern xtended* gLdexpPrim; 
extern xtended* gScalbPrim; 
extern xtended* gLog1pPrim; 
extern xtended* gLogbPrim;  
extern xtended* gIlogbPrim; 
extern xtended* gExpm1Prim; 


// -- Hyperbolic Functions

extern xtended* gAcoshPrim;
extern xtended* gAsinhPrim;
extern xtended* gAtanhPrim;

extern xtended* gSinhPrim;
extern xtended* gCoshPrim;
extern xtended* gTanhPrim;


// -- Remainder Functions

extern xtended* gFmodPrim;
extern xtended* gRemainderPrim;

// -- Nearest Integer Functions

extern xtended* gFloorPrim;
extern xtended* gCeilPrim; 
extern xtended* gRintPrim; 


// -- Miscellaneous Functions

extern xtended* gAbsPrim;
extern xtended* gMaxPrim;
extern xtended* gMinPrim;

#endif