Date: 2010-05-17 00:47 -0700
6948539: CMS+UseCompressedOops: placement of cms_free bit interferes with promoted object link
Summary: When using compressed oops, use compressed promoted pointers in b63:b31 of the mark word, so as not to interfere with the CMS "freeness bit" at b7. Updated mark-word layout documentation.
Reviewed-by: minqi, poonam, jmasa, coleenp