Beispiel #1
0
void factor_vm::init_factor(vm_parameters *p)
{
	/* Kilobytes */
	p->datastack_size = align_page(p->datastack_size << 10);
	p->retainstack_size = align_page(p->retainstack_size << 10);
	p->callstack_size = align_page(p->callstack_size << 10);
	p->callback_size = align_page(p->callback_size << 10);

	/* Megabytes */
	p->young_size <<= 20;
	p->aging_size <<= 20;
	p->tenured_size <<= 20;
	p->code_size <<= 20;

	/* Disable GC during init as a sanity check */
	gc_off = true;

	/* OS-specific initialization */
	early_init();

	const vm_char *executable_path = vm_executable_path();

	if(executable_path)
		p->executable_path = executable_path;

	if(p->image_path == NULL)
		p->image_path = default_image_path();

	srand((unsigned int)nano_count());
	init_ffi();
	init_contexts(p->datastack_size,p->retainstack_size,p->callstack_size);
	init_callbacks(p->callback_size);
	load_image(p);
	init_c_io();
	init_inline_caching((int)p->max_pic_size);
	if(p->signals)
		init_signals();

	if(p->console)
		open_console();

	init_profiler();

	special_objects[OBJ_CPU] = allot_alien(false_object,(cell)FACTOR_CPU_STRING);
	special_objects[OBJ_OS] = allot_alien(false_object,(cell)FACTOR_OS_STRING);
	special_objects[OBJ_CELL_SIZE] = tag_fixnum(sizeof(cell));
	special_objects[OBJ_EXECUTABLE] = allot_alien(false_object,(cell)p->executable_path);
	special_objects[OBJ_ARGS] = false_object;
	special_objects[OBJ_EMBEDDED] = false_object;
	special_objects[OBJ_VM_COMPILER] = allot_alien(false_object,(cell)FACTOR_COMPILER_VERSION);

	/* We can GC now */
	gc_off = false;

	if(!to_boolean(special_objects[OBJ_STAGE2]))
		prepare_boot_image();
}
Beispiel #2
0
void factor_vm::init_factor(vm_parameters* p) {
  // Kilobytes
  p->datastack_size = align_page(p->datastack_size << 10);
  p->retainstack_size = align_page(p->retainstack_size << 10);
  p->callstack_size = align_page(p->callstack_size << 10);
  p->callback_size = align_page(p->callback_size << 10);

  // Megabytes
  p->young_size <<= 20;
  p->aging_size <<= 20;
  p->tenured_size <<= 20;
  p->code_size <<= 20;

  // Disable GC during init as a sanity check
  gc_off = true;

  // OS-specific initialization
  early_init();

  p->executable_path = vm_executable_path();

  if (p->image_path == NULL) {
    if (embedded_image_p()) {
      p->embedded_image = true;
      p->image_path = safe_strdup(p->executable_path);
    } else
      p->image_path = default_image_path();
  }

  srand((unsigned int)nano_count());
  init_ffi();

  datastack_size = p->datastack_size;
  retainstack_size = p->retainstack_size;
  callstack_size = p->callstack_size;

  ctx = NULL;
  spare_ctx = new_context();

  callbacks = new callback_heap(p->callback_size, this);
  load_image(p);
  max_pic_size = (int)p->max_pic_size;
  special_objects[OBJ_CELL_SIZE] = tag_fixnum(sizeof(cell));
  special_objects[OBJ_ARGS] = false_object;
  special_objects[OBJ_EMBEDDED] = false_object;

  cell aliens[][2] = {
    {OBJ_STDIN,           (cell)stdin},
    {OBJ_STDOUT,          (cell)stdout},
    {OBJ_STDERR,          (cell)stderr},
    {OBJ_CPU,             (cell)FACTOR_CPU_STRING},
    {OBJ_EXECUTABLE,      (cell)safe_strdup(p->executable_path)},
    {OBJ_IMAGE,           (cell)safe_strdup(p->image_path)},
    {OBJ_OS,              (cell)FACTOR_OS_STRING},
    {OBJ_VM_COMPILE_TIME, (cell)FACTOR_COMPILE_TIME},
    {OBJ_VM_COMPILER,     (cell)FACTOR_COMPILER_VERSION},
    {OBJ_VM_GIT_LABEL,    (cell)FACTOR_STRINGIZE(FACTOR_GIT_LABEL)},
    {OBJ_VM_VERSION,      (cell)FACTOR_STRINGIZE(FACTOR_VERSION)},
#if defined(WINDOWS)
    {WIN_EXCEPTION_HANDLER, (cell)&factor::exception_handler}
#endif
  };
  int n_items = sizeof(aliens) / sizeof(cell[2]);
  for (int n = 0; n < n_items; n++) {
    cell idx = aliens[n][0];
    special_objects[idx] = allot_alien(false_object, aliens[n][1]);
  }

  // We can GC now
  gc_off = false;

  if (!to_boolean(special_objects[OBJ_STAGE2]))
    prepare_boot_image();

  if (p->signals)
    init_signals();

  if (p->console)
    open_console();

}