David Majnemer 7eca618dfc InstSimplify: Simplify (sub 0, X) -> X if it's NUW ...

This is a generalization of the X - (0 - Y) -> X transform.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222611 91177308-0d34-0410-b5e6-96231b3b80d8

2014-11-22 07:15:16 +00:00

..

ADCE

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AddDiscriminators

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

AlignmentFromAssumptions

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ArgumentPromotion

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

AtomicExpand/ARM

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BBVectorize

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BranchFolding

Delete -std-compile-opts.

2014-10-16 20:00:02 +00:00

CodeExtractor

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CodeGenPrepare

[CodeGenPrepare][AArch64] Fix a TLI legality check on iPTR to use a lowered instead.

2014-11-12 22:16:55 +00:00

ConstantHoisting

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ConstantMerge

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ConstProp

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CorrelatedValuePropagation

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DeadArgElim

DebugInfo+DeadArgElimination: Ensure llvm::Function*s from debug info are updated even when DAE removes both varargs and non-varargs arguments on the same function.

2014-10-07 15:10:23 +00:00

DeadStoreElimination

[DSE] Remove no-data-layout-only type-based overlap checking

2014-10-17 11:56:00 +00:00

DebugIR

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

EarlyCSE

Tweak EarlyCSE to recognize series of dead stores

2014-11-18 17:46:32 +00:00

FunctionAttrs

Normally an 'optnone' function goes through fast-isel, which does not

2014-11-03 18:19:26 +00:00

GCOVProfiling

Relax the gcov version.ll test to check '.' instead of '\*'

2014-11-13 23:07:55 +00:00

GlobalDCE

GlobalDCE: Don't drop any COMDAT members

2014-10-07 07:07:19 +00:00

GlobalOpt

GlobalOpt: Don't drop unused memberes of a Comdat

2014-10-08 07:23:31 +00:00

GVN

Revert r222039 because of bot failure.

2014-11-19 00:13:26 +00:00

IndVarSimplify

IndVarSimplify: Allow LFTR to fire more often

2014-11-18 02:20:58 +00:00

Inline

Revert "Transforms: reapply SVN r219899"

2014-11-04 02:02:14 +00:00

InstCombine

InstCombine: Preserve nsw when folding X*(2^C) -> X << C

2014-11-22 04:52:55 +00:00

InstMerge

Use Alias Analysis to hoist 2 loads from diamond to the common predecessor basic block.

2014-11-02 08:03:05 +00:00

InstSimplify

InstSimplify: Simplify (sub 0, X) -> X if it's NUW

2014-11-22 07:15:16 +00:00

Internalize

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IPConstantProp

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JumpThreading

Fix a somewhat subtle pair of issues with JumpThreading I introduced in

2014-10-20 05:34:36 +00:00

LCSSA

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LICM

AliasSetTracker: UnknownInsts should contribute to the refcount

2014-11-19 09:41:05 +00:00

LoadCombine

Use AA in LoadCombine

2014-11-03 23:19:16 +00:00

LoopDeletion

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LoopIdiom

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

LoopReroll

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LoopRotate

llvm/test/Transforms/LoopRotate/nosimplifylatch.ll: Fix possibly mis-repeatedly-pasted test.

2014-10-29 23:05:12 +00:00

LoopSimplify

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LoopStrengthReduce

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

LoopUnroll

Fix a trip-count overflow issue in LoopUnroll.

2014-11-20 20:19:55 +00:00

LoopUnswitch

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LoopVectorize

Addition to r216371 (SLP and Loop Vectorization) and r218607 where

2014-11-11 07:39:27 +00:00

LowerAtomic

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LowerExpectIntrinsic

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LowerInvoke

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LowerSwitch

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Mem2Reg

Delete -std-compile-opts.

2014-10-16 20:00:02 +00:00

MemCpyOpt

Allow call-slop optzn for destinations with a suitable dereferenceable attribute

2014-10-16 19:43:08 +00:00

MergeFunc

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MetaRenamer

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ObjCARC

Add back r222061 with a fix.

2014-11-17 02:28:27 +00:00

PartiallyInlineLibCalls

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PhaseOrdering

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PruneEH

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Reassociate

Revert "[Reassociate] As the expression tree is rewritten make sure the operands are"

2014-11-19 23:21:20 +00:00

Reg2Mem

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SampleProfile

llvm/test/Transforms/SampleProfile/syntax.ll: Relax MISSING-FILE not to

2014-10-30 22:28:46 +00:00

Scalarizer

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

ScalarRepl

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

SCCP

SCCP: overdefined calls cannot become constant

2014-11-07 08:54:19 +00:00

SeparateConstOffsetFromGEP/NVPTX

[SeparateConstOffsetFromGEP] Fixed a bug related to unsigned modulo

2014-10-25 18:34:03 +00:00

SimplifyCFG

[SimplifyCFG] Make the value type of the hole check bitmask a power-of-2.

2014-11-17 19:39:56 +00:00

Sink

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SLPVectorizer

Vectorize a reduction chain feeding into a 'return' statement.

2014-11-19 16:07:38 +00:00

SROA

SROA: The alloca type isn't a candidate promotion type for vectors

2014-11-21 02:34:55 +00:00

StripSymbols

Revert "Revert "DI: Fold constant arguments into a single MDString""

2014-10-03 20:01:09 +00:00

StructurizeCFG

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TailCallElim

Fix tail recursion elimination

2014-11-19 13:32:51 +00:00

TailDup

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Util

[SwitchLowering] Fix the "fixPhis" function.

2014-11-10 21:05:27 +00:00