Nick Lewycky 5bf7f88ea2 Make the 'icmp pred trunc(ext(X)), CST --> icmp pred X, ext(trunc(CST))' ...

transformation much more careful. Truncating binary '01' to '1' sounds like it's
safe until you realize that it switched from positive to negative under a signed
interpretation, and that depends on the icmp predicate.

Also a few miscellaneous cleanups.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97721 91177308-0d34-0410-b5e6-96231b3b80d8

2010-03-04 06:54:10 +00:00

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ABCD

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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

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DeadArgElim

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DeadStoreElimination

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FunctionAttrs

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GlobalDCE

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GlobalOpt

@llvm.dbg.stoppoint intrinsic is not used anymore.

2010-03-01 19:46:08 +00:00

GVN

Remove tests that checks @llvm.dbg.stoppoint handling.

2010-03-01 20:33:48 +00:00

IndVarSimplify

Make LoopSimplify change conditional branches in loop exiting blocks

2010-02-25 06:57:05 +00:00

Inline

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InstCombine

Make the 'icmp pred trunc(ext(X)), CST --> icmp pred X, ext(trunc(CST))'

2010-03-04 06:54:10 +00:00

Internalize

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IPConstantProp

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JumpThreading

fix PR6305 by handling BlockAddress in a helper function

2010-02-15 20:47:49 +00:00

LCSSA

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LICM

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LoopDeletion

Make LoopSimplify change conditional branches in loop exiting blocks

2010-02-25 06:57:05 +00:00

LoopIndexSplit

Remove tests that checks @llvm.dbg.stoppoint handling.

2010-03-01 20:33:48 +00:00

LoopRotate

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LoopSimplify

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LoopStrengthReduce

Non-affine post-inc SCEV expansions have more code which must be

2010-03-02 01:59:21 +00:00

LoopUnroll

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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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PruneEH

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Reassociate

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ScalarRepl

Remove tests that checks @llvm.dbg.stoppoint handling.

2010-03-01 20:33:48 +00:00

SCCP

fix PR6414, a nondeterminism issue in IPSCCP which was because

2010-02-27 00:07:42 +00:00

SimplifyCFG

Floating-point add, sub, and mul are now spelled fadd, fsub, and fmul,

2010-03-02 01:11:08 +00:00

SimplifyLibCalls

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SRETPromotion

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SSI

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StripSymbols

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TailCallElim

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TailDup

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