adapt fixed-size storage from pypy, to avoid indirection after jit
adapt fixed-size storage from pypy, to avoid indirection after jit

babelsberg/babelsberg-r,topazproject/topaz,topazproject/topaz,topazproject/topaz,babelsberg/babelsberg-r,babelsberg/babelsberg-r,kachick/topaz,babelsberg/babelsberg-r,topazproject/topaz,kachick/topaz,babelsberg/babelsberg-r,kachick/topaz