Michael Zolotukhin 92be720123 [LoopSimplify] Preserve LCSSA when merging exit blocks. ...

Summary:
This fixes PR26682. Also add LCSSA as a preserved pass to LoopSimplify,
that looks correct to me and allows to write a test for the issue.

Reviewers: chandlerc, bogner, sanjoy

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D21112

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@272224 91177308-0d34-0410-b5e6-96231b3b80d8

2016-06-08 23:13:21 +00:00

..

2003-04-25-AssertFail.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2003-05-12-PreheaderExitOfChild.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2003-08-15-PreheadersFail.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

2003-12-10-ExitBlocksProblem.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

2004-02-05-DominatorInfoCorruption.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2004-03-15-IncorrectDomUpdate.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2004-04-01-IncorrectDomUpdate.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2004-04-12-LoopSimplify-SwitchBackedges.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2004-04-13-LoopSimplifyUpdateDomFrontier.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2007-10-28-InvokeCrash.ll

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

2010-07-15-IncorrectDomFrontierUpdate.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2010-12-26-PHIInfiniteLoop.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

2011-12-14-LandingpadHeader.ll

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

2012-03-20-indirectbr.ll

LoopSimplify bug fix. Handle indirect loop back edges.

2012-03-20 21:24:52 +00:00

ashr-crash.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

basictest.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

dbg-loc.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

dup-preds.ll

Verifier: Call verifyModule() from llc and opt

2015-03-27 22:04:28 +00:00

hardertest.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

indirectbr-backedge.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00

indirectbr.ll

Convert all tests using TCL-style quoting to use shell-style quoting.

2012-07-02 12:47:22 +00:00

merge-exits.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

notify-scev.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

phi-node-simplify.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

pr26682.ll

[LoopSimplify] Preserve LCSSA when merging exit blocks.

2016-06-08 23:13:21 +00:00

preserve-scev.ll

Make DataLayout Non-Optional in the Module

2015-03-04 18:43:29 +00:00

single-backedge.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

unreachable-loop-pred.ll

Rename 'loopsimplify' to 'loop-simplify'.

2011-02-10 23:38:10 +00:00