Exemplo n.º 1
0
/* Indicate the expense of an access to an output storage class */
static int oclsExpense(struct memmap *oclass)
{
    if (IN_FARSPACE(oclass))
	return 1;

    return 0;
}
Exemplo n.º 2
0
/* Indicate the expense of an access to an output storage class */
static int
oclsExpense (struct memmap *oclass)
{
  /* The IN_FARSPACE test is compatible with historical behaviour, */
  /* but I don't think it is applicable to PIC. If so, please feel */
  /* free to remove this test -- EEP */
  if (IN_FARSPACE(oclass))
    return 1;

  return 0;
}
Exemplo n.º 3
0
/* Indicate the expense of an access to an output storage class */
static int
oclsExpense (struct memmap *oclass)
{
    /* The hc08's addressing modes allow access to all storage classes */
    /* inexpensively (<=0) */

    if (IN_DIRSPACE (oclass))     /* direct addressing mode is fastest */
        return -2;
    if (IN_FARSPACE (oclass))     /* extended addressing mode is almost at fast */
        return -1;
    if (oclass == istack)         /* stack is the slowest, but still faster than */
        return 0;                   /* trying to copy to a temp location elsewhere */

    return 0; /* anything we missed */
}