James Molloy 7086a4139d [InstCombine] Add trivial folding (bitreverse (bitreverse x)) -> x ...

There are plenty more instcombines we could probably do with bitreverse, but this seems like a very obvious and trivial starting point and was brought up by Hal in his review.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@252879 91177308-0d34-0410-b5e6-96231b3b80d8

2015-11-12 12:39:41 +00:00

..

ADCE

[PM] Port ADCE to the new pass manager

2015-10-30 23:13:18 +00:00

AddDiscriminators

SamplePGO - Fix PR 25482 - Do not rely on llvm.dbg.cu for discriminators

2015-11-11 17:54:37 +00:00

AlignmentFromAssumptions

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

ArgumentPromotion

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

AtomicExpand

[ARM] Emit clrex in the expanded cmpxchg fail block.

2015-09-22 17:22:58 +00:00

BBVectorize

[PM/AA] Rebuild LLVM's alias analysis infrastructure in a way compatible

2015-09-09 17:55:00 +00:00

BDCE

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

BranchFolding

Make the default triple optional by allowing an empty string

2015-09-16 05:34:32 +00:00

CodeExtractor

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

CodeGenPrepare

[CodegenPrepare] Do not rematerialize gc.relocates across different basic blocks

2015-11-03 18:37:40 +00:00

ConstantHoisting

[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction

2015-04-16 23:24:18 +00:00

ConstantMerge

[opaque pointer type] Add textual IR support for explicit type parameter for global aliases

2015-09-11 03:22:04 +00:00

ConstProp

[test] (NFC) Simplify Transforms/ConstProp/calls.ll

2015-08-28 18:04:20 +00:00

CorrelatedValuePropagation

[CVP] Fold return values if possible

2015-11-04 01:43:54 +00:00

DeadArgElim

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

DeadStoreElimination

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

EarlyCSE

[EarlyCSE] Fix handling of target memory intrinsics for CSE'ing loads.

2015-10-07 07:41:29 +00:00

EliminateAvailableExternally

Don't change the visibility when converting a definition to a declaration.

2015-07-13 14:18:22 +00:00

Float2Int

Reapply r233175 and r233183: float2int.

2015-03-27 10:36:57 +00:00

FunctionAttrs

Revert "Revert "[FunctionAttrs] Identify norecurse functions""

2015-11-12 10:55:20 +00:00

GCOVProfiling

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

GlobalDCE

[opaque pointer type] Add textual IR support for explicit type parameter for global aliases

2015-09-11 03:22:04 +00:00

GlobalOpt

GlobalOpt should maintain externally_initialized when splitting aggregates

2015-11-09 16:47:16 +00:00

GVN

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

IndVarSimplify

Re-apply r251050 with a for PR25421

2015-11-05 23:45:38 +00:00

Inline

Sort the enums in Attributes.h in case insensitive alphabetical order.

2015-11-11 02:11:46 +00:00

InstCombine

[InstCombine] Add trivial folding (bitreverse (bitreverse x)) -> x

2015-11-12 12:39:41 +00:00

InstMerge

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

InstSimplify

[ValueTracking] Teach isImpliedCondition a new bitwise trick

2015-11-10 23:56:20 +00:00

Internalize

[opaque pointer type] Add textual IR support for explicit type parameter for global aliases

2015-09-11 03:22:04 +00:00

IPConstantProp

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

IRCE

[IRCE] Fix a regression introduced in r232444.

2015-03-24 19:29:18 +00:00

JumpThreading

[JumpThreading] Use dominating conditions to prove implications

2015-10-28 21:27:08 +00:00

LCSSA

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

LICM

Revert "Strip metadata when speculatively hoisting instructions"

2015-11-10 18:01:16 +00:00

LoadCombine

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

LoopDeletion

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

LoopDistribute

Allow LLE/LD and the loop versioning infrastructure to use SCEV predicates

2015-11-09 13:26:09 +00:00

LoopIdiom

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

LoopInterchange

Add support to interchange loops with reductions.

2015-04-23 04:51:44 +00:00

LoopLoadElim

Allow LLE/LD and the loop versioning infrastructure to use SCEV predicates

2015-11-09 13:26:09 +00:00

LoopReroll

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

LoopRotate

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

LoopSimplify

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

LoopStrengthReduce

[LoopStrengthReduce] Don't bother fixing up PHIs from EH Pad preds

2015-11-08 05:04:07 +00:00

LoopUnroll

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

LoopUnswitch

Teach LoopUnswitch not to perform non-trivial unswitching on loops containing convergent operations.

2015-10-09 18:40:20 +00:00

LoopVectorize

[LoopVectorize] Address post-commit feedback on r250032

2015-11-09 14:32:05 +00:00

LowerAtomic

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

LowerBitSets

[opaque pointer type] Add textual IR support for explicit type parameter for global aliases

2015-09-11 03:22:04 +00:00

LowerExpectIntrinsic

[PM] Port StripDeadPrototypes to the new pass manager

2015-10-30 23:28:12 +00:00

LowerInvoke

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

LowerSwitch

[LowerSwitch] Fix a bug when LowerSwitch deletes the default block

2015-08-11 18:12:26 +00:00

Mem2Reg

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

MemCpyOpt

Sort the enums in Attributes.h in case insensitive alphabetical order.

2015-11-11 02:11:46 +00:00

MergeFunc

MergeFunctions: Clear GlobalNumbers ValueMap

2015-10-05 17:26:36 +00:00

MetaRenamer

[opaque pointer type] Add textual IR support for explicit type parameter for global aliases

2015-09-11 03:22:04 +00:00

NaryReassociate

[NaryReassociate] SeenExprs records WeakVH

2015-10-01 03:51:44 +00:00

ObjCARC

Sort the enums in Attributes.h in case insensitive alphabetical order.

2015-11-11 02:11:46 +00:00

PartiallyInlineLibCalls

PartiallyInlineLibCalls: Check sqrt result type before transforming it.

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

PhaseOrdering

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

PlaceSafepoints

[PowerPC] Add an MI SSA peephole pass.

2015-11-10 21:38:26 +00:00

PruneEH

[PruneEH] A naked, noinline function can return via InlineAsm

2015-06-27 07:52:53 +00:00

Reassociate

Fix a bunch of trivial cases of 'CHECK[^:]*$' in the tests. NFCI

2015-08-10 19:01:27 +00:00

Reg2Mem

Move the personality function from LandingPadInst to Function

2015-06-17 20:52:32 +00:00

RewriteStatepointsForGC

[RS4GC] Strip noalias attribute after statepoint rewrite

2015-10-26 19:06:01 +00:00

SafeStack

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

SampleProfile

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

Scalarizer

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

ScalarRepl

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

SCCP

[opaque pointer type] Add textual IR support for explicit type parameter for global aliases

2015-09-11 03:22:04 +00:00

SeparateConstOffsetFromGEP

[SeparateConstOffsetFromGEP] sext(a)+sext(b) => sext(a+b) when a+b can't sign-overflow.

2015-08-14 02:02:05 +00:00

SimplifyCFG

[MIPS] add overrides for isCheapToSpeculateCttz() and isCheapToSpeculateCtlz()

2015-11-11 17:24:56 +00:00

Sink

Teach the IR Sink pass to (conservatively) respect convergent annotations.

2015-06-01 17:20:31 +00:00

SLPVectorizer

Fix SLPVectorizer commutativity reordering

2015-11-06 20:17:51 +00:00

SpeculativeExecution

Add a speculative execution pass

2015-05-15 17:54:48 +00:00

SROA

[PM] Port SROA to the new pass manager.

2015-09-12 09:09:14 +00:00

StraightLineStrengthReduce

[SeparateConstOffsetFromGEP] strengthen the inbounds attribute

2015-08-13 18:48:49 +00:00

StripDeadPrototypes

[PM] Port StripDeadPrototypes to the new pass manager

2015-10-30 23:28:12 +00:00

StripSymbols

DI: Reverse direction of subprogram -> function edge.

2015-11-05 22:03:56 +00:00

StructurizeCFG

Fix CHECK directives that weren't checking.

2015-08-31 21:10:35 +00:00

TailCallElim

Add 'notail' marker for call instructions.

2015-11-06 23:55:38 +00:00

TailDup

[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction

2015-04-16 23:24:18 +00:00

Util

Changed renaming of local symbols by inserting a dot vefore the numeric suffix.

2015-05-12 16:47:30 +00:00