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	Commit message (Collapse)	Author	Age
*	Re-apply r84295, with fixes to how the loop "top" and "bottom" blocks are	Dan Gohman	2009-10-20
	tracked. Instead of trying to manually keep track of these locations while doing complex modifications, just recompute them when they're needed. This fixes a bug in which the TopMBB and BotMBB were not correctly updated, leading to invalid transformations. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84598 91177308-0d34-0410-b5e6-96231b3b80d8