David Majnemer 5e9c6212a8 InstCombine: Detect when llvm.umul.with.overflow always overflows ...

We know overflow always occurs if both ~LHSKnownZero * ~RHSKnownZero
and LHSKnownOne * RHSKnownOne overflow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225077 91177308-0d34-0410-b5e6-96231b3b80d8

2015-01-02 07:29:47 +00:00

..

ADCE

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AddDiscriminators

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

AlignmentFromAssumptions

[AlignmentFromAssumptions] Don't crash just because the target is 32-bit

2014-09-11 08:40:17 +00:00

ArgumentPromotion

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

AtomicExpand/ARM

Use target-dependent emitLeading/TrailingFence instead of the target-independent insertLeading/TrailingFence (in AtomicExpandPass)

2014-09-03 21:01:03 +00:00

BBVectorize

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

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

Fix a bug around truncating vector in const prop.

2014-08-21 02:12:35 +00:00

CorrelatedValuePropagation

LazyValueInfo: Actually re-visit partially solved block-values in solveBlockValue()

2014-11-25 17:23:05 +00:00

DeadArgElim

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

DeadStoreElimination

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +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

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

GlobalDCE

GlobalDCE: Don't drop any COMDAT members

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

GlobalOpt

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

GVN

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

IndVarSimplify

Teach ScalarEvolution to exploit min and max expressions when proving

2014-12-15 22:50:15 +00:00

Inline

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

InstCombine

InstCombine: Detect when llvm.umul.with.overflow always overflows

2015-01-02 07:29:47 +00:00

InstMerge

Added 5 more tests related to sink store revision 224247

2014-12-17 08:12:59 +00:00

InstSimplify

InstSimplify: Optimize away pointless comparisons

2014-12-20 03:04:38 +00:00

Internalize

Use "weak alias" instead of "alias weak"

2014-07-30 22:51:54 +00:00

IPConstantProp

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JumpThreading

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

LCSSA

[LCSSA] Handle PHI insertion in disjoint loops

2014-12-22 22:35:46 +00:00

LICM

Refine the notion of MayThrow in LICM to include a header specific version

2014-12-29 23:00:57 +00:00

LoadCombine

Use AA in LoadCombine

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

LoopDeletion

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LoopIdiom

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

LoopReroll

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LoopRotate

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

LoopSimplify

FileCheckize. NFC.

2014-09-12 17:55:16 +00:00

LoopStrengthReduce

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

LoopUnroll

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

LoopUnswitch

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LoopVectorize

Masked Load and Store Intrinsics in loop vectorizer.

2014-12-16 11:50:42 +00:00

LowerAtomic

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LowerExpectIntrinsic

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

LowerInvoke

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LowerSwitch

Added test for commit r212802 that was missing

2014-07-11 10:36:00 +00:00

Mem2Reg

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

MemCpyOpt

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

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

MergeFunc

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

MetaRenamer

Use "weak alias" instead of "alias weak"

2014-07-30 22:51:54 +00:00

ObjCARC

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

PartiallyInlineLibCalls

PartiallyInlineLibCalls: Check sqrt result type before transforming it.

2014-08-01 23:21:21 +00:00

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

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

Scalarizer

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

ScalarRepl

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +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] Revise common code sinking

2014-12-23 08:26:55 +00:00

Sink

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SLPVectorizer

Revert 224119 "This patch recognizes (+ (+ v0, v1) (+ v2, v3)), reorders them for bundling into vector of loads,

2014-12-17 10:34:27 +00:00

SROA

[SROA] Teach SROA to be more aggressive in splitting now that we have

2015-01-02 03:55:54 +00:00

StripSymbols

IR: Make metadata typeless in assembly

2014-12-15 19:07:53 +00:00

StructurizeCFG

StructurizeCFG: Use LoopInfo analysis for better loop detection

2014-12-03 04:28:32 +00:00

TailCallElim

Fix tail recursion elimination

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

TailDup

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Util

[SwitchLowering] Handle destinations on multiple phi instructions

2014-12-02 18:31:53 +00:00