obsolete.cc

sdcc是为51等小型嵌入式cpu设计的c语言编译器支持数种不同类型的cpu

/*
 * Memory location handled specially by a hw element
 */

/*cl_memloc::cl_memloc(t_addr addr):
  cl_base()
{
  address= addr;
  hws= new cl_list(2, 2);
  hws->init();
}*/

/*cl_memloc::~cl_memloc(void)
{
  hws->disconn_all();
  delete hws;
}*/

/*ulong
cl_memloc::read(class cl_mem *mem)
{
  uchar ret= 0;
  class cl_hw *hw;

  if (!hws ||
      hws->count == 0)
    return(ret);
  if ((hw= (class cl_hw *)(hws->at(0))))
    ret= hw->read(mem, address);
  return(ret);
}*/

/*void
cl_memloc::write(class cl_mem *mem, t_addr addr, t_mem *val)
{
  class cl_hw *hw;
  int i;

  if (!hws)
    return;
  for (i= 0; i < hws->count; i++)
    {
      hw= (class cl_hw *)hws->at(0);
      hw->write(mem, addr, val);
    }
}*/


/* Sorted collection of memory locations */

/*cl_memloc_coll::cl_memloc_coll(void):
  cl_sorted_list(2, 2)
{
  Duplicates= DD_FALSE;
}*/

/*void *
cl_memloc_coll::key_of(void *item)
{
  return(&(((class cl_memloc *)item)->address));
}*/

/*int
cl_memloc_coll::compare(void *key1, void *key2)
{
  if (*(long*)key1 > *(long*)key2)
    return(1);
  else
    if (*(long*)key1 < *(long*)key2)
      return(-1);
    else
      return(0);
}*/

/*class cl_memloc *
cl_memloc_coll::get_loc(t_addr address)
{
  t_index i;

  if (search(&address, i))
    return((class cl_memloc*)(at(i)));
  return(0);
}*/


/*
 * Memory
 ******************************************************************************
 */

/*
 * Bitmap
 */

/*cl_bitmap::cl_bitmap(t_addr asize):
  cl_base()
{
  map= (uchar*)malloc(size= asize/(8*SIZEOF_CHAR));
  memset(map, 0, size);
}

cl_bitmap::~cl_bitmap(void)
{
  free(map);
}

void
cl_bitmap::set(t_addr pos)
{
  int i;

  if ((i= pos/(8*SIZEOF_CHAR)) < size)
    map[i]|= (1 << (pos & ((8*SIZEOF_CHAR)-1)));
}

void
cl_bitmap::clear(t_addr pos)
{
  int i;

  if ((i= pos/(8*SIZEOF_CHAR)) < size)
    map[i]&= ~(1 << (pos & ((8*SIZEOF_CHAR)-1)));
}

bool
cl_bitmap::get(t_addr pos)
{
  return(map[pos/(8*SIZEOF_CHAR)] & (1 << (pos & ((8*SIZEOF_CHAR)-1))));
}

bool
cl_bitmap::empty(void)
{
  int i;

  for (i= 0; i < size && map[i] == 0; i++) ;
  return(i == size);
}*/

/*
 * Special memory for code (ROM)
 */

/*cl_rom::cl_rom(t_addr asize, int awidth, class cl_uc *auc):
  cl_mem(MEM_ROM, get_id_string(mem_classes, MEM_ROM), asize, awidth, auc)
{
  bp_map= new cl_bitmap(asize);
  inst_map= new cl_bitmap(asize);
}

cl_rom::~cl_rom(void)
{
  delete bp_map;
  delete inst_map;
}*/


cl_mem::cl_mem(enum mem_class atype, char *aclass_name,
	       t_addr asize, int awidth, class cl_uc *auc):
  cl_guiobj()
{
  int i;
  
  uc= auc;
  type= atype;
  class_name= aclass_name;
  width= awidth;
  size= asize;
  mem= 0;
  for (i= width, mask= 0; i; i--)
    mask= (mask<<1) | 1;
  if (width == 0 ||
      size == 0)
    mem= 0;
  else if (width <= 8)
    mem= (TYPE_UBYTE *)malloc(size);
  else if (width <= 16)
    mem= (TYPE_UWORD *)malloc(size*sizeof(TYPE_WORD));
  else
    mem= (TYPE_UDWORD *)malloc(size*sizeof(TYPE_DWORD));
  //read_locs= new cl_memloc_coll();
  //write_locs= new cl_memloc_coll();
  dump_finished= 0;
  addr_format= data_format= 0;
}

cl_mem::~cl_mem(void)
{
  if (mem)
    free(mem);
  if (addr_format)
    free(addr_format);
  if (data_format)
    free(data_format);
  //delete read_locs;
  //delete write_locs;
}

int
cl_mem::init(void)
{
  t_addr i;

  addr_format= (char *)malloc(10);
  sprintf(addr_format, "0x%%0%dx",
	  size-1<=0xf?1:
	  (size-1<=0xff?2:
	   (size-1<=0xfff?3:
	    (size-1<=0xffff?4:
	     (size-1<=0xfffff?5:
	      (size-1<=0xffffff?6:12))))));
  data_format= (char *)malloc(10);
  sprintf(data_format, "%%0%dx", width/4+((width%4)?1:0));

  for (i= 0; i < size; i++)
    set(i, (type==MEM_ROM)?(-1):0);
  return(0);
}

char *
cl_mem::id_string(void)
{
  char *s= get_id_string(mem_ids, type);

  return(s?s:(char*)"NONE");
}

t_mem
cl_mem::read(t_addr addr)
{
  //class cl_memloc *loc;

  if (addr >= size)
    {
      //FIXME
      fprintf(stderr, "Address 0x%06"_A_"x is over 0x%06"_A_"x\n", addr, size);
      return(0);
    }
  /*if ((loc= read_locs->get_loc(addr)))
    return(loc->read(this));*/
  if (width <= 8)
    return((((TYPE_UBYTE*)mem)[addr])&mask);
  else if (width <= 16)
    return((((TYPE_UWORD*)mem)[addr])&mask);
  else
    return((((TYPE_UDWORD*)mem)[addr])&mask);
}

t_mem
cl_mem::get(t_addr addr)
{
  if (addr >= size)
    return(0);
  if (width <= 8)
    return((((TYPE_UBYTE*)mem)[addr])&mask);
  else if (width <= 16)
    return((((TYPE_UWORD*)mem)[addr])&mask);
  else
    return((((TYPE_UDWORD*)mem)[addr])&mask);
}


/*
 * Modify memory location
 */

/* Write calls callbacks of HW elements */

t_mem
cl_mem::write(t_addr addr, t_mem val)
{
  /*  class cl_memloc *loc;

  if (addr >= size)
    return;
  if ((loc= write_locs->get_loc(addr)))
    loc->write(this, addr, val);
  if (width <= 8)
    ((TYPE_UBYTE*)mem)[addr]= (*val)&mask;
  else if (width <= 16)
    ((TYPE_UWORD*)mem)[addr]= (*val)&mask;
  else
  ((TYPE_UDWORD*)mem)[addr]= (*val)&mask;*/
  fprintf(stderr, "FIXME cl_mem::write(0x%06"_A_"x, 0x%04"_M_"x)\n",
	  addr, val);
  return(0);
}

/* Set doesn't call callbacks */

void
cl_mem::set(t_addr addr, t_mem val)
{
  if (addr >= size)
    return;
  if (width <= 8)
    ((TYPE_UBYTE*)mem)[addr]= val&mask;
  else if (width <= 16)
    ((TYPE_UWORD*)mem)[addr]= val&mask;
  else
    ((TYPE_UDWORD*)mem)[addr]= val&mask;
}

t_mem
cl_mem::add(t_addr addr, long what)
{
  if (addr >= size)
    return(0);
  if (width <= 8)
    {
      ((TYPE_UBYTE*)mem)[addr]= ((TYPE_UBYTE*)mem)[addr] + what;
      return(((TYPE_UBYTE*)mem)[addr]);
    }
  else if (width <= 16)
    {
      ((TYPE_UWORD*)mem)[addr]= ((TYPE_UWORD*)mem)[addr] + what;
      return(((TYPE_UWORD*)mem)[addr]);
    }
  else
    {
      ((TYPE_UDWORD*)mem)[addr]= ((TYPE_UDWORD*)mem)[addr] + what;
      return(((TYPE_UDWORD*)mem)[addr]);
    }
}

t_addr
cl_mem::dump(t_addr start, t_addr stop, int bpl, class cl_console *con)
{
  int i;

  while ((start <= stop) &&
	 (start < size))
    {
      con->dd_printf(addr_format, start); con->dd_printf(" ");
      for (i= 0;
	   (i < bpl) &&
	     (start+i < size) &&
	     (start+i <= stop);
	   i++)
	{
	  con->dd_printf(data_format, /*read*/get(start+i)); con->dd_printf(" ");
	}
      while (i < bpl)
	{
	  int j;
	  j= width/4 + ((width%4)?1:0) + 1;
	  while (j)
	    {
	      con->dd_printf(" ");
	      j--;
	    }
	  i++;
	}
      for (i= 0; (i < bpl) &&
	     (start+i < size) &&
	     (start+i <= stop);
	   i++)
	{
	  long c= get(start+i);
	  con->dd_printf("%c", isprint(255&c)?(255&c):'.');
	  if (width > 8)
	    con->dd_printf("%c", isprint(255&(c>>8))?(255&(c>>8)):'.');
	  if (width > 16)
	    con->dd_printf("%c", isprint(255&(c>>16))?(255&(c>>16)):'.');
	  if (width > 24)
	    con->dd_printf("%c", isprint(255&(c>>24))?(255&(c>>24)):'.');
	}
      con->dd_printf("\n");
      dump_finished= start+i;
      start+= bpl;
    }
  return(dump_finished);
}

t_addr
cl_mem::dump(class cl_console *con)
{
  return(dump(dump_finished, dump_finished+10*8-1, 8, con));
}



/*
 */
/*
cl_mapped_cell::cl_mapped_cell(class cl_cell *realcell)
{
  real_cell= realcell;
}

cl_mapped_cell::~cl_mapped_cell(void)
{}

t_mem
cl_mapped_cell::read(void)
{
  return(real_cell->read());
}

t_mem
cl_mapped_cell::read(enum hw_cath skip)
{
  return(real_cell->read(skip));
}

t_mem
cl_mapped_cell::get(void)
{
  return(real_cell->get());
}

t_mem
cl_mapped_cell::write(t_mem val)
{
  return(real_cell->write(val));
}

t_mem
cl_mapped_cell::set(t_mem val)
{
  return(real_cell->set(val));
}

t_mem
cl_mapped_cell::add(long what)
{
  return(real_cell->add(what));
}

t_mem
cl_mapped_cell::wadd(long what)
{
  return(real_cell->wadd(what));
}

void
cl_mapped_cell::set_bit1(t_mem bits)
{
  return(real_cell->set_bit1(bits));
}

void
cl_mapped_cell::set_bit0(t_mem bits)
{
  return(real_cell->set_bit0(bits));
}

class cl_cell *
cl_mapped_cell::add_hw(class cl_hw *hw, int *ith)
{
  return(real_cell->add_hw(hw, ith));
}

class cl_hw *
cl_mapped_cell::get_hw(int ith)
{
  return(real_cell->get_hw(ith));
}

class cl_event_handler *
cl_mapped_cell::get_event_handler(void)
{
  return(real_cell->get_event_handler());
}
*/

/*
 */

cl_m::cl_m(enum mem_class atype, char *aclass_name, t_addr asize, int awidth,
	   class cl_uc *auc):
  cl_memory(aclass_name, asize, awidth)
  //cl_mem(atype, aclass_name, 0, awidth, auc)
{
  t_addr a;

  //size= asize;
  width= awidth;
  set_name(aclass_name);
  uc= auc;
  type= atype;

  array= (class cl_cell **)calloc(size, sizeof(class cl_cell *));
  for (a= 0; a < size; a++)
    array[a]= new cl_normal_cell(width);
  bus_mask= 0;
  t_addr i;
  for (i= 1; i < size; i<<=1)
    bus_mask= (bus_mask<<1)|1;
  dummy= new cl_normal_cell(width);
  //mk_cell(size, 0);
}

cl_m::~cl_m(void)
{
  t_addr a;

  for (a= 0; a < size; a++)
    delete array[a];
  free(array);
  delete dummy;
}

int
cl_m::init(void)
{
  t_addr i;

  cl_memory::init();

  for (i= 0; i < size; i++)
    set(i, (type==MEM_ROM)?(-1):0);
  return(0);
}

char *
cl_m::id_string(void)
{
  char *s= get_id_string(mem_ids, type);

  return(s?s:(char*)"NONE");
}

/*void
cl_m::mk_cell(t_addr addr, class cl_cell *cell)
{
  if (!cell)
    cell= new cl_cell(width);
  class cl_cell *p;
  if (addr >= size)
    p= dummy;
  else
    p= array[addr];
  if (p == 0)
    {
      p= (class cl_cell *)calloc(1, sizeof(*cell));
    }
  else
    {
      p->destroy();
      p= (class cl_cell *)realloc(p, sizeof(cell));
    }
  memcpy(p, cell, sizeof(*cell));
  cell->destroy();
  delete cell;
}*/

t_mem
cl_m::read(t_addr addr)
{
  //addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      return(dummy->read());
    }
  return(array[addr]->read());
}

t_mem
cl_m::read(t_addr addr, enum hw_cath skip)
{
  //addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      return(dummy->read(skip));
    }
  return(array[addr]->read(skip));
}

t_mem
cl_m::get(t_addr addr)
{
  addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      return(dummy->get());
    }
  return(array[addr]->get());
}

t_mem
cl_m::write(t_addr addr, t_mem val)
{
  //addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      return(dummy->write(val));
    }
  return(array[addr]->write(val));
}

void
cl_m::set(t_addr addr, t_mem val)
{
  if (addr >= size)
    {
      err_inv_addr(addr);
      //addr&= bus_mask;
      dummy->set(val);
      return;
    }
  //addr&= bus_mask;
  array[addr]->set(val);
}

class cl_cell *
cl_m::get_cell(t_addr addr)
{
  //addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      return(dummy);
    }
  return(array[addr]);
}


/* Set or clear bits, without callbacks */

void
cl_m::set_bit1(t_addr addr, t_mem bits)
{
  class cl_cell *cell;

  addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      cell= dummy;
    }
  else
    cell= array[addr];
  bits&= cell->get_mask();
  cell->set(cell->get() | bits);
}

void
cl_m::write_bit1(t_addr addr, t_mem bits)
{
  class cl_cell *cell;

  addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      cell= dummy;
    }
  else
    cell= array[addr];
  bits&= cell->get_mask();
  cell->write(cell->get() | bits);
}

void
cl_m::set_bit0(t_addr addr, t_mem bits)
{
  class cl_cell *cell;

  addr&= bus_mask;
  if (addr >= size)
    {
      err_inv_addr(addr);
      cell= dummy;
    }
  else
    cell= array[addr];
  bits&= cell->get_mask();
  cell->set(cell->get() & ~bits);
}

void
cl_m::write_bit0(t_addr addr, t_mem bits)
{
  class cl_cell *cell;