Function atomic2gen

3rd/lua-5.4.3/src/lgc.c:1265–1284

** Clears all gray lists, sweeps objects, and prepare sublists to enter ** generational mode. The sweeps remove dead objects and turn all ** surviving objects to old. Threads go back to 'grayagain'; everything ** else is turned black (not in any gray list). */

** else is turned black (not in any gray list).
*/
static void atomic2gen (lua_State *L, global_State *g) {
  cleargraylists(g);
  /* sweep all elements making them old */
  g->gcstate = GCSswpallgc;
  sweep2old(L, &g->allgc);
  /* everything alive now is old */
  g->reallyold = g->old1 = g->survival = g->allgc;
  g->firstold1 = NULL;  /* there are no OLD1 objects anywhere */

  /* repeat for 'finobj' lists */
  sweep2old(L, &g->finobj);
  g->finobjrold = g->finobjold1 = g->finobjsur = g->finobj;

  sweep2old(L, &g->tobefnz);

  g->gckind = KGC_GEN;
  g->lastatomic = 0;
  g->GCestimate = gettotalbytes(g);  /* base for memory control */
  finishgencycle(L, g);
}


/*