PowPrim Class Reference

Inheritance diagram for PowPrim:

Collaboration diagram for PowPrim:

List of all members.

Public Member Functions
	PowPrim ()
virtual unsigned int	arity ()
virtual bool	needCache ()
virtual Type	infereSigType (const vector< Type > &args)
virtual void	sigVisit (Tree sig, sigvisitor *visitor)
virtual int	infereSigOrder (const vector< int > &args)
virtual Tree	computeSigOutput (const vector< Tree > &args)
virtual string	generateCode (Klass *klass, const vector< string > &args, const vector< Type > &types)
virtual string	generateLateq (Lateq *lateq, const vector< string > &args, const vector< Type > &types)
virtual bool	isSpecialInfix ()
	generaly false, but true for binary op # such that #(x) == _::x

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Detailed Description

Definition at line 7 of file powprim.cpp.

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Constructor & Destructor Documentation

PowPrim::PowPrim

(

)

[inline]

Definition at line 12 of file powprim.cpp.

: xtended("powf") {}

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Member Function Documentation

virtual unsigned int PowPrim::arity

(

)

[inline, virtual]

Implements xtended.

Definition at line 14 of file powprim.cpp.

Referenced by computeSigOutput(), generateCode(), generateLateq(), infereSigOrder(), and infereSigType().

{ return 2; }

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virtual Tree PowPrim::computeSigOutput

(

const vector< Tree > &

args

)

[inline, virtual]

Implements xtended.

Definition at line 33 of file powprim.cpp.

References arity(), isNum(), xtended::symbol(), and tree().

                                                                {
        num n,m;
        assert (args.size() == arity());
        if (isNum(args[0],n) & isNum(args[1],m)) {
            return tree(pow(double(n), double(m)));
        } else {
            return tree(symbol(), args[0], args[1]);
        }
    }

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virtual string PowPrim::generateCode	(	Klass *	klass,
		const vector< string > &	args,
		const vector< Type > &	types
	)		[inline, virtual]

Implements xtended.

Definition at line 43 of file powprim.cpp.

References arity(), isuffix(), kInt, Klass::rememberNeedPowerDef(), and subst().

    {
        assert (args.size() == arity());
        assert (types.size() == arity());

        if (types[1]->nature() == kInt) {
            klass->rememberNeedPowerDef();
            return subst("faustpower<$1>($0)", args[0], args[1]);
        } else {
            return subst("pow$2($0,$1)", args[0], args[1], isuffix());
        }
    }

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virtual string PowPrim::generateLateq	(	Lateq *	lateq,
		const vector< string > &	args,
		const vector< Type > &	types
	)		[inline, virtual]

Implements xtended.

Definition at line 56 of file powprim.cpp.

References arity(), and subst().

    {
        assert (args.size() == arity());
        assert (types.size() == arity());
        
        return subst("{$0}^{$1}", args[0], args[1]);
    }

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virtual int PowPrim::infereSigOrder

(

const vector< int > &

args

)

[inline, virtual]

Implements xtended.

Definition at line 27 of file powprim.cpp.

References arity(), and max().

                                                         {
        assert (args.size() == arity());
        return max(args[0], args[1]);
    }

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virtual Type PowPrim::infereSigType

(

const vector< Type > &

args

)

[inline, virtual]

Implements xtended.

Definition at line 18 of file powprim.cpp.

References arity(), and castInterval().

    {
        assert (args.size() == arity());
        //return castInterval(floatCast(args[0]|args[1]), interval()); // temporary !!!
        return castInterval(args[0]|args[1], interval()); // temporary !!!
    }

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virtual bool PowPrim::isSpecialInfix

(

)

[inline, virtual]

generaly false, but true for binary op # such that #(x) == _::x

Reimplemented from xtended.

Definition at line 66 of file powprim.cpp.

{ return true; }

virtual bool PowPrim::needCache

(

)

[inline, virtual]

Implements xtended.

Definition at line 16 of file powprim.cpp.

{ return true; }

virtual void PowPrim::sigVisit	(	Tree	sig,
		sigvisitor *	visitor
	)		[inline, virtual]

Definition at line 25 of file powprim.cpp.

{}  

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The documentation for this class was generated from the following file:

• powprim.cpp