Dan Gohman 68c9344056 Don't attempt to simplify an non-affine IV expression if it can't ...

be simplified to a loop-invariant value. This fixes PR4315.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72798 91177308-0d34-0410-b5e6-96231b3b80d8

2009-06-03 19:11:31 +00:00

..

ADCE

Allow readonly functions to unwind exceptions. Teach

2009-05-06 06:49:50 +00:00

ArgumentPromotion

Fix typo.

2009-04-23 04:24:19 +00:00

BlockPlacement

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BranchFolding

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CodeExtractor

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CodeGenPrepare

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CondProp

Optimize conditional branch on i1 phis with non-constant inputs.

2009-04-14 23:40:03 +00:00

ConstantMerge

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ConstProp

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DeadArgElim

aha, DAE does have to think about PHI nodes. Many thanks to "Dr Evil" (aka Duncan)

2009-03-18 16:48:45 +00:00

DeadStoreElimination

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FunctionAttrs

Revert r70876 and add a testcase (@c7) showing the problem:

2009-05-07 18:08:34 +00:00

GlobalDCE

Add a new "available_externally" linkage type. This is intended

2009-04-13 05:44:34 +00:00

GlobalOpt

Avoid infinite looping in AllGlobalLoadUsesSimpleEnoughForHeapSRA(). This can happen when PHI uses are recursively dependent on each other.

2009-06-02 00:56:07 +00:00

GVN

Be more aggressive in doing LoadPRE by tracing backwards when a block only has

2009-05-31 09:03:40 +00:00

GVNPRE

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IndMemRem

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IndVarSimplify

Don't attempt to simplify an non-affine IV expression if it can't

2009-06-03 19:11:31 +00:00

Inline

PR4123: don't crash when inlining a call which uses its own result.

2009-05-08 00:22:04 +00:00

InstCombine

Fix bug in FoldFCmp_IntToFP_Cst. If inttofp is a uintofp, use unsigned instead of signed integer constant.

2009-05-22 23:10:53 +00:00

Internalize

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IPConstantProp

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JumpThreading

Restore minor deletion.

2009-05-04 18:40:41 +00:00

LCSSA

Fix broken logic in DominatorTreeBase::Split. Part of PR4238.

2009-05-21 21:47:54 +00:00

LICM

Before deleting a basic block, give other loop passes a chance cleanup analysis values, related to the instructions in the basic block.

2009-03-25 23:57:48 +00:00

LoopDeletion

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LoopIndexSplit

Loop Index Split can eliminate a loop if it can determin if loop body is executed only once. There was a bug in determining IV based value of the iteration for which the loop body is executed. Fix it.

2009-03-30 22:24:10 +00:00

LoopRotate

Testcase for PR2639.

2009-04-23 04:30:52 +00:00

LoopSimplify

Fix some incorrect logic in DominanceFrontier::splitBlock. Part of

2009-05-21 20:40:30 +00:00

LoopStrengthReduce

Revert 72493 and replace it with a more conservative fix, for now: don't

2009-05-27 21:10:47 +00:00

LoopUnroll

remove a test that depends on -debug.

2009-03-13 20:31:48 +00:00

LoopUnswitch

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LowerInvoke

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LowerSetJmp

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LowerSwitch

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Mem2Reg

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MemCpyOpt

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MergeFunc

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PredicateSimplifier

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PruneEH

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RaiseAllocations

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Reassociate

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ScalarRepl

PR4286: Make RewriteLoadUserOfWholeAlloca and

2009-06-01 09:14:32 +00:00

SCCP

Use Operands.data() instead of &Operands[0] where Operands is a potentially

2009-05-28 04:08:10 +00:00

SimplifyCFG

Testcase for 71688.

2009-05-13 18:33:24 +00:00

SimplifyLibCalls

fix PR4284, a bug in simplifylibcalls handling memcmp. Patch by

2009-05-30 18:43:04 +00:00

SRETPromotion

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StripSymbols

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TailCallElim

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TailDup

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