[LLVMdev] Profiling in LLVM Patch Followup 4

[Andreas Neustifter]

Okay, I guess I should attach the patch too...

Andreas Neustifter wrote:
> Hi,
> 
> this is the fourth in a series of patches to cleanup and improve the
> LLVM Profiling Infrastructure. It depends on the previous patches from
> http://lists.cs.uiuc.edu/pipermail/llvmdev/2009-July/023569.html
> http://lists.cs.uiuc.edu/pipermail/llvmdev/2009-July/023602.html
> http://lists.cs.uiuc.edu/pipermail/llvmdev/2009-July/023642.html
> 
> This patch introduces an implementation of the ProfileInfo that
> estimates a profile as proposed in [Ball94]. (It distributes incoming
> flow in an block equally to the successor edges and assumes an loop
> iteration count of 10.)
> 
> Andi
> 
> [Ball94] Thomas Ball, James R. Larus:
> "Optimally profiling and tracing programs"
> ACM TOPLAS, Volume 16, Issue 4, 1994
> http://portal.acm.org/citation.cfm?id=183527
> 
> 
> 
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