自学教程：C++ DID函数代码示例

int g_xchg_cx_ax(void){  if (!lbl)  {    m--;    if (*m == 145) { DID(-1); }    m++;  }  GEN(145);  DID(1);}

int g_pop_di(void){  if (!lbl)  {    m--;    if (*m == 87) { DID(-1) };    m++;  }

/* * Device registration */RAW_U32 _tk_def_dev( CONST UB *devnm, CONST T_DDEV *ddev, void *caller_gp ){	DevCB	*devcb;	INT	len, evttyp;	ER	ercd;	len = ChkSpaceBstrR(devnm, 0);		if ( len <= 0 || len > MaxRegDev ) {				RAW_ASSERT(0);	}	/* Search whether 'devnm' device is registered */	devcb = searchDevCB(devnm);	if ( devcb == 0 ) {		if ( ddev == 0 ) {			ercd = E_NOEXS;			goto err_ret2;		}		/* Get 'devcb' for new registration because it is not		   registered */		devcb = newDevCB(devnm);		if ( devcb == NULL ) {			ercd = E_LIMIT;			goto err_ret2;		}	}	if ( ddev != NULL ) {		/* Set/update device registration information */		devcb->ddev = *ddev;		evttyp = TSEVT_DEVICE_REGIST;	} else {		if ( !isQueEmpty(&devcb->openq) ) {			/* In use (open) */			ercd = E_BUSY;			goto err_ret2;		}		/* Device unregistration */		delDevCB(devcb);		evttyp = TSEVT_DEVICE_DELETE;	}	return DID(devcb);}

int g_pop_dx(void){  if (!lbl)  {    m--;    if (*m == 82) { DID(-1); }    if (*m == 80)    {      return g_mov_dx_ax() - 1;    }    if (*m == 83)    {      return g_mov_dx_bx() - 1;    }    if (*m == 81)    {      return g_mov_dx_cx() - 1;    }    m++;  }  GEN(90);  DID(1);}

int g_mov_ah_al(void)   { GEN(0x88); GEN(0xC4); DID(2); }

int g_mov_al_ah(void)   { GEN(0x88); GEN(0xE0); DID(2); }

int g_add_al(sbyte s)   { GEN(4); GEN(s); DID(2); }

int g_jg(sbyte d)       { GEN(0x7F); GEN(d); DID(2); }

int g_jge(sbyte d)      { GEN(0x7D); GEN(d); DID(2); }

int g_cmp_ax_dx(void)   { GEN(0x39); GEN(0xD0); DID(2); }

int g_add_BX_ax(void)   { GEN(1); GEN(7); DID(2); }

int g_cmp_al_dl(void)   { GEN(0x38); GEN(0xD0); DID(2); }

int g_cmp_dl(byte q)    { GEN(0x80); GEN(0xFA); GEN(q); DID(3); }

int g_mov_ax_DI(void)   { GEN(139); GEN(5); DID(2); }

int g_mov_al_SI(void)   { GEN(138); GEN(4); DID(2); }

int g_cmp_ax(word i)    { GEN(0x3D); GENW(i); g_label(); DID(3); }

int g_cmp_bx(word i)    { GEN(0x81); GEN(0xFB); GENW(i); g_label(); DID(4); }

int g_sub_BX_ax(void)   { GEN(0x29); GEN(7); DID(2); }

int g_jle(sbyte d)      { GEN(0x7E); GEN(d); DID(2); }

int g_add_BX_al(void)   { GEN(0); GEN(7); DID(2); }

int g_jl(sbyte d)       { GEN(0x7C); GEN(d); DID(2); }

int g_sub_BX_al(void)   { GEN(0x28); GEN(7); DID(2); }

int g_add_bx_ax(void)   { GEN(1); GEN(0xC3); DID(2); }

int g_shl_ax_1(void)    { GEN(209); GEN(224); DID(2); }

int g_jmp_bx(void)      { GEN(0xff); GEN(0xe3); DID(2); }

int g_shr_ax_1(void)    { GEN(209); GEN(232); DID(2); }

int g_mov_ah_dl(void)   { GEN(0x88); GEN(0xD4); DID(2); }

int g_shl_ax_cl(void)   { GEN(211); GEN(224); DID(2); }

int g_mov_dl_ah(void)   { GEN(0x88); GEN(0xE2); DID(2); }

int g_shr_ax_cl(void)   { GEN(211); GEN(232); DID(2); }