view ir/irvar.h @ 1647:638a823ace45

Strange workaround for returning from within 'void main()'. The new dmdfe sets the ReturnStatement->exp to null. Fixed bug #391.
author Kelly Wilson <wilsonk cpsc.ucalgary.ca>
date Wed, 10 Mar 2010 19:35:14 -0700
parents 0c03ba6f7c24
children
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#ifndef LDC_IR_IRVAR_H
#define LDC_IR_IRVAR_H

#include "ir/ir.h"
#include "llvm/Type.h"

struct IrVar : IrBase
{
    IrVar(VarDeclaration* var);

    VarDeclaration* V;
    llvm::Value* value;
};

// represents a global variable
struct IrGlobal : IrVar
{
    IrGlobal(VarDeclaration* v);

    llvm::PATypeHolder type;
    llvm::Constant* constInit;
};

// represents a local variable variable
struct IrLocal : IrVar
{
    IrLocal(VarDeclaration* v);

    bool byref;         // Not used for -nested-ctx=array
    int nestedDepth;    // ditto
    int nestedIndex;
};

// represents an aggregate field variable
struct IrField : IrVar
{
    IrField(VarDeclaration* v);

    unsigned index;
    unsigned unionOffset;

    llvm::Constant* getDefaultInit();

protected:
    /// FIXME: only used for StructLiteralsExps
    llvm::Constant* constInit;
};

#endif