jslo16            263 extra_lib/include/js/jslong.h      _a1 = jshi16(a), _a0 = jslo16(a); \
jslo16            264 extra_lib/include/js/jslong.h      _b1 = jshi16(b), _b0 = jslo16(b); \
jslo16            273 extra_lib/include/js/jslong.h      (r).lo = (jslo16(_y1) << 16) + jslo16(_y0); \