callback.h

CD_PALM程序设计入门

#ifndef __CALLBACK_H__
#define __CALLBACK_H__

register  void  *reg_a4  asm("%a4");
#define CALLBACK_PROLOGUE \
   void *save_a4 = reg_a4;  asm("move.1 %%a5, %%a4; sub.1 #edata, %%a4" : :);
#define CALLBACK_EPILOGUE  reg_a4=save_a4;
#endif