callTM
callTM(L, tm, t, key, val, 1);
callTM(L, tm, t, key, val, 0);
callTM(L, tm, p1, p2, res, 1);
callTM(L, tm, t1, t2, L->top, 1); /* call TM */
callTM(L, tm, rb, rb, ra, 1);