Duncan Sands 6dc91253ab The most common simplification missed by instsimplify in unoptimized bitcode ...

is "X != 0 -> X" when X is a boolean.  This occurs a lot because of the way
llvm-gcc converts gcc's conditional expressions.  Add this, and a few other
similar transforms for completeness.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123372 91177308-0d34-0410-b5e6-96231b3b80d8

2011-01-13 08:56:29 +00:00

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ADCE

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ArgumentPromotion

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BlockPlacement

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BranchFolding

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CodeExtractor

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CodeGenPrepare

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ConstantMerge

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ConstProp

Teach constant folding to perform conversions from constant floating

2011-01-11 01:07:24 +00:00

CorrelatedValuePropagation

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DeadArgElim

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DeadStoreElimination

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EarlyCSE

Duncan deftly points out that readnone functions aren't

2011-01-03 23:38:13 +00:00

FunctionAttrs

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GlobalDCE

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GlobalOpt

fix a globalopt crash on two Adobe-C++ testcases that the recent

2011-01-01 22:31:46 +00:00

GVN

Give GVN back the ability to perform simple conditional propagation on conditional branch values.

2010-12-21 23:54:34 +00:00

IndVarSimplify

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Inline

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InstCombine

Fix a random missed optimization by making InstCombine more aggressive when determining which bits are demanded by

2011-01-11 00:36:45 +00:00

InstSimplify

The most common simplification missed by instsimplify in unoptimized bitcode

2011-01-13 08:56:29 +00:00

Internalize

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IPConstantProp

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JumpThreading

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LCSSA

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LICM

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LoopDeletion

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LoopIdiom

Teach loop-idiom to turn a loop containing a memset into a larger memset

2011-01-04 07:46:33 +00:00

LoopRotate

merge tests into one crash.ll test.

2011-01-11 07:50:07 +00:00

LoopSimplify

Fix PR8702 by not having LoopSimplify claim to preserve LCSSA form. As described

2011-01-02 13:38:21 +00:00

LoopStrengthReduce

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LoopUnroll

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LoopUnswitch

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LowerAtomic

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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

revert 123144, reenabling the rest of memset formation.

2011-01-12 03:25:15 +00:00

MergeFunc

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PartialSpecialize

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PruneEH

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Reassociate

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ScalarRepl

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SCCP

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SimplifyCFG

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SimplifyLibCalls

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Sink

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SRETPromotion

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StripSymbols

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TailCallElim

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TailDup

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