#ifndef COMPILER_IROPROPAGATE_H
#define COMPILER_IROPROPAGATE_H

#include "compiler/IrOptimizer.h"
#include "compiler/BitVector.h"

#ifdef __MWERKS__
#pragma options align=mac68k
#endif
struct IROAssign {
    IROLinear *linear;
    UInt16 index;
    UInt16 varIndex;
    IROLinear *linear2;
    BitVector *depends;
    Object *varObj;
    VarRecord *var;
    IROAssign *next;
    IROAssign *prev;
    UInt16 x20;
    IRONode *node;
};
#ifdef __MWERKS__
#pragma options align=reset
#endif

extern IROAssign *IRO_FirstAssign;
extern IROAssign *IRO_LastAssign;
extern SInt32 IRO_NumAssign;

extern int IRO_IsRegable(Object *obj);
extern Boolean IRO_CopyAndConstantPropagation(void);
extern void IRO_ExpressionPropagation(void);

#endif