2013-11-23-19.37.28: src/lib/compiler/front/semantic/symbolmapstack/base-types-and-ops.pkg:  For consistency and clarity, renamed  f64_sub -> rw_f64_vec_get,  f64chk_sub -> rw_f64_vec_get_with_boundscheck,  f64_update -> rw_f64_vec_set,  f64chk_update -> rw_f64_vec_set_with_boundscheck.