[M3commit] CVS Update: cm3

[Antony Hosking]

CVSROOT:	/usr/cvs
Changes by:	hosking at birch.	07/06/04 21:35:03

Modified files:
	cm3/m3-libs/m3core/src/runtime/common/: RTCollector.m3 

Log message:
	When promoting OldImpure pages for generational collection we only need to
	treat the dirty objects in the page as gray during scanning.  This exploits
	the improved precision of the software write barriers for generational
	collection.