Chris Lattner 1a0e7081c3 Implement PR5795 by merging duplicated return blocks. This could go further ...

by merging all returns in a function into a single one, but simplifycfg 
currently likes to duplicate the return (an unfortunate choice!)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91890 91177308-0d34-0410-b5e6-96231b3b80d8

2009-12-22 06:07:30 +00:00

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2002-05-05-EmptyBlockMerge.ll

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2002-05-21-PHIElimination.ll

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2002-06-24-PHINode.ll

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2002-09-24-PHIAssertion.ll

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2003-03-07-DominateProblem.ll

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2003-08-05-InvokeCrash.ll

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2003-08-05-MishandleInvoke.ll

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2003-08-17-BranchFold.ll

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2003-08-17-BranchFoldOrdering.ll

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2003-08-17-FoldSwitch-dbg.ll

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2003-08-17-FoldSwitch.ll

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2004-12-10-SimplifyCFGCrash.ll

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2005-06-16-PHICrash.ll

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2005-08-01-PHIUpdateFail.ll

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2005-08-03-PHIFactorCrash.ll

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2005-10-02-InvokeSimplify.ll

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2005-12-03-IncorrectPHIFold.ll

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2006-02-17-InfiniteUnroll.ll

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2006-06-12-InfLoop.ll

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2006-08-03-Crash.ll

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2006-10-19-UncondDiv.ll

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2006-10-29-InvokeCrash.ll

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2006-12-08-Ptr-ICmp-Branch.ll

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2007-11-22-InvokeNoUnwind.ll

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2007-12-21-Crash.ll

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2008-01-02-hoist-fp-add.ll

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2008-04-23-MergeMultipleResultRet.ll

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2008-04-27-MultipleReturnCrash.ll

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2008-05-16-PHIBlockMerge.ll

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2008-07-13-InfLoopMiscompile.ll

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2008-09-08-MultiplePred.ll

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2008-09-17-SpeculativeHoist.ll

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2008-10-03-SpeculativelyExecuteBeforePHI.ll

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2008-12-06-SingleEntryPhi.ll

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2008-12-16-DCECond.ll

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2009-01-18-PHIPropCrash.ll

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2009-01-19-UnconditionalTrappingConstantExpr.ll

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2009-03-05-Speculative-Hoist-Dbg.ll

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2009-05-12-externweak.ll

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2009-06-15-InvokeCrash.ll

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basictest.ll

Implement PR5795 by merging duplicated return blocks. This could go further

2009-12-22 06:07:30 +00:00

branch_fold_dbg.ll

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branch-branch-dbginfo.ll

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branch-cond-merge.ll

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branch-cond-prop.ll

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branch-fold-test.ll

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branch-fold.ll

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branch-phi-thread.ll

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BrUnwind.ll

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dbginfo.ll

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DeadSetCC.ll

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dg.exp

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duplicate-phis.ll

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EqualPHIEdgeBlockMerge.ll

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hoist-common-code.dbg.ll

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hoist-common-code.ll

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HoistCode.ll

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invoke_unwind.ll

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iterative-simplify.ll

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noreturn-call.ll

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PhiBlockMerge2.ll

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PhiBlockMerge.ll

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PhiEliminate2.ll

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PhiEliminate.ll

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PhiNoEliminate.ll

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return-merge.ll

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SpeculativeExec.ll

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switch_create.ll

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switch_formation.dbg.ll

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switch_formation.ll

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switch_switch_fold_dbginfo.ll

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switch_switch_fold.ll

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switch_thread.ll

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switch-simplify-crash.ll

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trapping-load-unreachable.ll

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two-entry-phi-return.dbg.ll

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two-entry-phi-return.ll

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UncondBranchToReturn.ll

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UnreachableEliminate.ll

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