Devang Patel
c445982764
Remove ETForest.
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llvm-svn: 37765
2007-06-27 20:53:52 +00:00
Devang Patel
d5258a23a5
Move code to update dominator information after basic block is split
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from LoopSimplify.cpp to Dominator.cpp
llvm-svn: 37689
2007-06-21 17:23:45 +00:00
Devang Patel
149a7616dc
isReachableFromEntry() is not suitable for post dominator.
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llvm-svn: 37562
2007-06-12 17:50:25 +00:00
Devang Patel
47419ee142
Remove redundant check.
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llvm-svn: 37561
2007-06-12 17:35:20 +00:00
Devang Patel
dcf0c03ff7
Check A dominates B and vise versa first while searching for nearest
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common dominator.
llvm-svn: 37559
2007-06-12 17:17:57 +00:00
Devang Patel
a6ff5bf9ba
Break DominatorTree from ETNode.
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Remove unused PostETForest.
llvm-svn: 37551
2007-06-12 00:54:38 +00:00
Devang Patel
d324360352
Use SmallPtrSet instaed of std::set
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llvm-svn: 37548
2007-06-12 00:40:51 +00:00
Devang Patel
9576fac800
Check immediate dominators first while searching for nearset common dominator.
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Fix 80 col violations.
llvm-svn: 37547
2007-06-12 00:35:38 +00:00
Devang Patel
88ea2dbc68
Maintain DFS number in DomTreeNode itself.
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This means now ETNodes are not useful anymore.
llvm-svn: 37546
2007-06-12 00:14:41 +00:00
Devang Patel
78b9c68164
Add and use DominatorTreeBase::findNearestCommonDominator().
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llvm-svn: 37545
2007-06-11 23:31:22 +00:00
Devang Patel
becc466451
Update LoopSimplify to require and preserve DominatorTree only.
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Now LoopSimplify does not require nor preserve ETForest.
llvm-svn: 37512
2007-06-08 01:50:32 +00:00
Devang Patel
46d92cae96
Add instruction level dominates(A,B) interface.
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llvm-svn: 37504
2007-06-07 23:52:40 +00:00
Devang Patel
af41e4a192
Maintain ETNode as part of DomTreeNode.
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This adds redundancy for now.
llvm-svn: 37492
2007-06-07 17:47:21 +00:00
Devang Patel
def2d9790a
Add new dominator tree node into dominator tree node map.
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llvm-svn: 37475
2007-06-06 20:08:11 +00:00
Devang Patel
4a7c2830d4
Add FIXMEs.
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llvm-svn: 37417
2007-06-04 17:38:00 +00:00
Devang Patel
bdd1aaef10
s/llvm::DominatorTreeBase::DomTreeNode/llvm::DomTreeNode/g
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llvm-svn: 37407
2007-06-04 00:32:22 +00:00
Devang Patel
0e8aa7b69a
s/DominatorTreeBase::Node/DominatorTreeBase:DomTreeNode/g
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llvm-svn: 37403
2007-06-03 06:26:14 +00:00
Devang Patel
d50859e87b
Add dump() routines for debugging assistance.
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llvm-svn: 37314
2007-05-23 19:55:36 +00:00
Devang Patel
2acc9769cc
Use iterative while loop instead of recursive function call.
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llvm-svn: 36694
2007-05-03 20:55:18 +00:00
Devang Patel
8c78a0bff0
Drop 'const'
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llvm-svn: 36662
2007-05-03 01:11:54 +00:00
Devang Patel
e95c6ad802
Use 'static const char' instead of 'static const int'.
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Due to darwin gcc bug, one version of darwin linker coalesces
static const int, which defauts PassID based pass identification.
llvm-svn: 36652
2007-05-02 21:39:20 +00:00
Devang Patel
09f162ca6a
Do not use typeinfo to identify pass in pass manager.
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llvm-svn: 36632
2007-05-01 21:15:47 +00:00
Devang Patel
2e2518cc2e
Reset vertex.
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Fix http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20070416/048092.html
llvm-svn: 36294
2007-04-21 00:36:45 +00:00
Owen Anderson
f064c92298
Tabs -> Spaces
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llvm-svn: 36094
2007-04-15 23:14:18 +00:00
Owen Anderson
f35a1dbc7a
Remove ImmediateDominator analysis. The same information can be obtained from DomTree. A lot of code for
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constructing ImmediateDominator is now folded into DomTree construction.
This is part of the ongoing work for PR217.
llvm-svn: 36063
2007-04-15 08:47:27 +00:00
Owen Anderson
e59b36defa
Fix some unsafe code. Also, tabs -> spaces.
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llvm-svn: 36035
2007-04-14 23:57:00 +00:00
Owen Anderson
78cecc817f
Make ETForest depend on DomTree rather than IDom. This is the first step
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in the long process that will be fixing PR 217.
llvm-svn: 36034
2007-04-14 23:49:24 +00:00
Chris Lattner
d112a031ea
Convert ImmediateDominators::DFSPass from being recursive to being iterative.
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llvm-svn: 35815
2007-04-09 06:44:42 +00:00
Chris Lattner
0a5677d912
minor cleanups
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llvm-svn: 35807
2007-04-09 06:10:06 +00:00
Owen Anderson
6978893a8f
Move isReachableFromEntry out of line to avoid an unnecessary #include
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llvm-svn: 35797
2007-04-09 04:07:36 +00:00
Owen Anderson
fe507270ac
Remove DomSet completely. This concludes work on PR1171.
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llvm-svn: 35775
2007-04-08 21:30:05 +00:00
Nick Lewycky
73ffedb592
Don't crash when encountering a BasicBlock that hasn't been registered yet.
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llvm-svn: 35756
2007-04-08 01:02:12 +00:00
Owen Anderson
f7ebea1b9f
Add DomSet back, and revert the changes to LoopSimplify. Apparently the
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ETForest updating mechanisms don't work as I thought they did. These changes
will be reapplied once the issue is worked out.
llvm-svn: 35741
2007-04-07 18:23:27 +00:00
Owen Anderson
8763ba1b88
Completely purge DomSet. This is the (hopefully) final patch for PR1171.
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llvm-svn: 35731
2007-04-07 07:17:27 +00:00
Devang Patel
0b013d578d
It is not possible to determine dominance between two PHI nodes
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based on their ordering. This is applicable to ETForest::dominates() also.
llvm-svn: 35423
2007-03-28 14:57:43 +00:00
Devang Patel
5a1bd4045d
Use SmallPtrSet.
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llvm-svn: 35388
2007-03-27 20:50:46 +00:00
Devang Patel
2850c677af
Spell check.
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llvm-svn: 35374
2007-03-27 00:16:08 +00:00
Devang Patel
bea581d70c
It is not possible to determie dominance between two PHI nodes
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based on their ordering.
llvm-svn: 35369
2007-03-26 23:18:28 +00:00
Devang Patel
55566a972c
Use std::vector<DFCalculateWorkObject> instead of
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std::vector<DFCalculateWorkObject *> to reduce malloc/free traffic.
llvm-svn: 35368
2007-03-26 23:17:19 +00:00
Devang Patel
eb5d241d00
DominanceFrontier::calculate().
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Avoid recursion, Use iterative algorithm.
llvm-svn: 35225
2007-03-20 21:25:31 +00:00
Devang Patel
1758cb50de
LoopSimplify::FindPHIToPartitionLoops()
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Use ETForest instead of DominatorSet.
llvm-svn: 35221
2007-03-20 20:18:12 +00:00
Bill Wendling
6a462f1e99
Removed iostream #includes. Replaced std::cerr with DOUT.
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llvm-svn: 31814
2006-11-17 08:03:48 +00:00
Devang Patel
81c9e42bea
remove extra white spaces.
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llvm-svn: 30576
2006-09-22 01:07:57 +00:00
Devang Patel
0c4e730c9c
Use iterative algorith to assign DFS number. This reduces
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call stack depth.
llvm-svn: 30575
2006-09-22 01:05:33 +00:00
Devang Patel
9ce9df5912
Undo previous check-in.
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Reintroduce recursive assignDFSNumber().
llvm-svn: 30380
2006-09-14 21:43:24 +00:00
Devang Patel
23d855b40d
Avoid recursion in assignDFSNumber(). Move def from ET-Forest.h
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to Dominators.h
llvm-svn: 30309
2006-09-14 01:27:42 +00:00
Chris Lattner
3c9b2420df
Eliminate RegisterAnalysis. RegisterPass now does all that is necessary.
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llvm-svn: 29921
2006-08-27 22:30:17 +00:00
Chris Lattner
38e1a09d4d
Add dominates/properlyDominates queries to IDom.
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llvm-svn: 29456
2006-08-01 22:24:47 +00:00
Reid Spencer
be535661cc
For PR780:
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1. Fix the macros in IncludeFile.h to put everything in the llvm namespace
2. Replace the previous explicit mechanism in all the .h and .cpp files
with the macros in IncludeFile.h
This gets us a consistent mechanism throughout LLVM for ensuring linkage.
Next step is to make sure its used in enough places.
llvm-svn: 28715
2006-06-07 22:00:26 +00:00
Reid Spencer
5861659a1e
Change from using a stub function to a stub variable for passing to the
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IncludeFile hack to ensure linkage of analysis passes. This works around
some -pedantic warnings about assigning an object to a function.
llvm-svn: 28621
2006-06-01 07:02:51 +00:00