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5 Commits

Author SHA1 Message Date
Andreas Neustifter
753441e318 Make ProfileEstimator more robust on general CFGs. 
llvm-svn: 81450
 2009-09-10 16:30:38 +00:00
Andreas Neustifter
4fde5c756d Small fix in ProfileEstimator that eliminates duplicated code. 
llvm-svn: 80711
 2009-09-01 19:01:59 +00:00
Andreas Neustifter
8bcd5dcf5d Preparation for Optimal Edge Profiling: 
Optimal edge profiling is only possible when blocks with no predecessors get an
virtual edge (BB,0) that counts the execution frequencies of this
function-exiting blocks.
This patch makes the necessary changes before actually enabling optimal edge profiling.

llvm-svn: 80667
 2009-09-01 10:06:05 +00:00
Andreas Neustifter
73730f9390 Implemented comments from Daniel Dunbar. 
(See http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090817/084958.html)

llvm-svn: 80100
 2009-08-26 15:13:44 +00:00
Daniel Dunbar
003a1b1c1d Add a basic static ProfileInfo provider (ProfileEstimatorPass). 
- Part of optimal static profiling patch sequence by Andreas Neustifter.

llvm-svn: 78484
 2009-08-08 18:44:18 +00:00