Function prepCallInfo

third-party/lua-5.5.0/src/ldo.c:628–636

** Allocate and initialize CallInfo structure. At this point, the ** only valid fields in the call status are number of results, ** CIST_C (if it's a C function), and number of extra arguments. ** (All these bit-fields fit in 16-bit values.) */

** (All these bit-fields fit in 16-bit values.)
*/
l_sinline CallInfo *prepCallInfo (lua_State *L, StkId func, unsigned status,
                                                StkId top) {
  CallInfo *ci = L->ci = next_ci(L);  /* new frame */
  ci->func.p = func;
  lua_assert((status & ~(CIST_NRESULTS | CIST_C | MAX_CCMT)) == 0);
  ci->callstatus = status;
  ci->top.p = top;
  return ci;
}


/*