Function codenot

src/Chain/libraries/glua/lcode.cpp:702–734

static void codenot(FuncState *fs, expdesc *e) {
    luaK_dischargevars(fs, e);
    switch (e->k) {
    case VNIL: case VFALSE: {
        e->k = VTRUE;
        break;
    }
    case VK: case VKFLT: case VKINT: case VTRUE: {
        e->k = VFALSE;
        break;
    }
    case VJMP: {
        invertjump(fs, e);
        break;
    }
    case VRELOCABLE:
    case VNONRELOC: {
        discharge2anyreg(fs, e);
        freeexp(fs, e);
        e->u.info = luaK_codeABC(fs, OP_NOT, 0, e->u.info, 0);
        e->k = VRELOCABLE;
        break;
    }
    default: {
        lua_assert(0);  /* cannot happen */
        break;
    }
    }
    /* interchange true and false lists */
  { int temp = e->f; e->f = e->t; e->t = temp; }
  removevalues(fs, e->f);
  removevalues(fs, e->t);
}


void luaK_indexed(FuncState *fs, expdesc *t, expdesc *k) {