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3 Commits

Author SHA1 Message Date
Devang Patel
f3480a8015 face+palm 
Keep track of llvm.dbg.value intrinsics with non null values.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129010 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-04-06 17:08:15 +00:00
Devang Patel
ed4edf9e5f Do not accidently initialize NumDbgValueLost and NumDbgLineLost counts. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127720 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-03-16 00:27:57 +00:00
Devang Patel
6af531febe Introduce DebugInfoProbe. This is used to monitor how llvm optimizer is treating debugging information. 
It generates output that lools like

8 times line number info lost by Scalar Replacement of Aggregates (SSAUp) 
1 times line number info lost by Simplify well-known library calls 
12 times variable info lost by Jump Threading



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127381 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-03-10 00:21:25 +00:00