Mercurial > hg > truffle
comparison .hgtags @ 1546:a00b51b2dda4
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
author | ysr |
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date | Mon, 17 May 2010 00:47:28 -0700 |
parents | 359375cb7de6 |
children | 5488b2963a50 |
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1545:cc387008223e | 1546:a00b51b2dda4 |
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