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path: root/llvm/lib/Transforms/Utils/SSAUpdater.cpp
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* alternate fix for PR5258 which avoids worklist problems, with reduced testcase.Chris Lattner2009-10-201-11/+6
| | | | llvm-svn: 84667
* Fix PR5258, jump-threading creating invalid PHIs.Torok Edwin2009-10-201-2/+10
| | | | | | | When an incoming value for a PHI is updated, we must also updated all other incoming values for the same BB to match, otherwise we create invalid PHIs. llvm-svn: 84638
* Strip trailing white space.Duncan Sands2009-10-161-33/+31
| | | | llvm-svn: 84256
* add a simple helper method.Chris Lattner2009-10-101-0/+6
| | | | llvm-svn: 83745
* add ability for clients of SSAUpdater to find out about theChris Lattner2009-10-101-1/+9
| | | | | | PHI nodes inserted. llvm-svn: 83744
* add the ability to get a rewritten value from the middle of a block,Chris Lattner2009-10-101-3/+92
| | | | | | | not just at the end. Add a big comment explaining when this could be useful (which never happens for jump threading). llvm-svn: 83741
* rename GetValueInBlock -> GetValueAtEndOfBlock to better reflect Chris Lattner2009-10-101-11/+11
| | | | | | what it does. llvm-svn: 83740
* use a typedef instead of spelling out an insane type. Yay for auto someday.Chris Lattner2009-10-101-3/+3
| | | | llvm-svn: 83707
* Implement an efficient and fully general SSA update mechanism that Chris Lattner2009-10-101-0/+232
works on unstructured CFGs. This implements PR217, our oldest open PR. llvm-svn: 83705
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