135     ci->func = (ci->func - oldstack) + L->stack;  in correctstack()
244 static StkId tryfuncTM (lua_State *L, StkId func) {  in tryfuncTM()  argument
245   const TValue *tm = luaT_gettmbyobj(L, func, TM_CALL);  in tryfuncTM()
247   ptrdiff_t funcr = savestack(L, func);  in tryfuncTM()
249     luaG_typeerror(L, func, "call");  in tryfuncTM()
251   for (p = L->top; p > func; p--) setobjs2s(L, p, p-1);  in tryfuncTM()
253   func = restorestack(L, funcr);  /* previous call may change stack */  in tryfuncTM()
254   setobj2s(L, func, tm);  /* tag method is the new function to be called */  in tryfuncTM()
255   return func;  in tryfuncTM()
265 int luaD_precall (lua_State *L, StkId func, int nresults) {  in luaD_precall()  argument
268   if (!ttisfunction(func)) /* `func' is not a function? */  in luaD_precall()
269     func = tryfuncTM(L, func);  /* check the `function' tag method */  in luaD_precall()
270   funcr = savestack(L, func);  in luaD_precall()
271   cl = &clvalue(func)->l;  in luaD_precall()
278     func = restorestack(L, funcr);  in luaD_precall()
280       base = func + 1;  in luaD_precall()
285       int nargs = cast_int(L->top - func) - 1;  in luaD_precall()
287       func = restorestack(L, funcr);  /* previous call may change the stack */  in luaD_precall()
290     ci->func = func;  in luaD_precall()
312     ci->func = restorestack(L, funcr);  in luaD_precall()
313     L->base = ci->base = ci->func + 1;  in luaD_precall()
350   res = ci->func;  /* res == final position of 1st result */  in luaD_poscall()
370 void luaD_call (lua_State *L, StkId func, int nResults) {  in luaD_call()  argument
377   if (luaD_precall(L, func, nResults) == PCRLUA)  /* is a Lua function? */  in luaD_call()
456 int luaD_pcall (lua_State *L, Pfunc func, void *u,  in luaD_pcall()  argument
464   status = luaD_rawrunprotected(L, func, u);  in luaD_pcall()