Craig Topper 2eef9bcab6 [X86][InstCombine] Teach SimplifyDemandedVectorElts to handle masked scalar add/sub/mul/div/max/min intrinsics better. ...

Now we can remove these intrinsics if element 0 isn't used. Also fix undef element tracking.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@289636 91177308-0d34-0410-b5e6-96231b3b80d8

2016-12-14 06:06:58 +00:00

..

ADCE

[ADCE] Add code to remove dead branches

2016-12-13 16:42:18 +00:00

AddDiscriminators

Introduce updateDiscriminator interface to DILocation to make it cleaner assigning discriminators.

2016-10-26 15:48:45 +00:00

AlignmentFromAssumptions

…

ArgumentPromotion

…

AtomicExpand

…

BBVectorize

[ValueTracking] An improvement to IR ValueTracking on Non-negative Integers

2016-10-12 16:18:43 +00:00

BDCE

[BDCE] Skip metadata while replacing uses.

2016-12-07 21:47:32 +00:00

BranchFolding

…

CodeExtractor

…

CodeGenPrepare

AMDGPU: Implement isCheapAddrSpaceCast

2016-12-02 18:12:53 +00:00

ConstantHoisting

…

ConstantMerge

…

ConstProp

…

Coroutines

[coroutines] Store an address of destroy OR cleanup part in the coroutine frame.

2016-10-08 00:22:50 +00:00

CorrelatedValuePropagation

[CVP] Remove use of removed flag (-cvp-dont-process-adds) from the test

2016-11-29 16:43:30 +00:00

CountingFunctionInserter

…

CrossDSOCFI

…

DCE

llvm/test/Transforms/DCE/calls-errno.ll: Suppress checking @pow(+0,-1).

2016-11-04 18:50:45 +00:00

DeadArgElim

DeadArgElim: Don't mark swifterror arguments as unused

2016-09-21 15:29:08 +00:00

DeadStoreElimination

…

EarlyCSE

[EarlyCSE] Make MemorySSA memory dependency check more aggressive.

2016-10-25 16:18:47 +00:00

EliminateAvailableExternally

…

Float2Int

…

ForcedFunctionAttrs

…

FunctionAttrs

IR, X86: Understand !absolute_symbol metadata on global variables.

2016-12-08 19:01:00 +00:00

FunctionImport

[llvm] Remove redundant --check-prefix=CHECK from tests

2016-10-24 18:57:55 +00:00

GCOVProfiling

DebugInfo: New metadata representation for global variables.

2016-09-13 01:12:59 +00:00

GlobalDCE

…

GlobalMerge

Teach llvm::StripDebugInfo() about global variable !dbg attachments.

2016-10-10 17:53:33 +00:00

GlobalOpt

[GlobalOpt] Dead Eliminate declarations

2016-09-15 20:26:27 +00:00

GlobalSplit

[GlobalSplit] Port to the new pass manager.

2016-11-21 00:28:23 +00:00

GuardWidening

…

GVN

[Verifier] Add verification for TBAA metadata

2016-12-11 20:07:15 +00:00

GVNHoist

[GVNHoist] Invalidate MemDep when an instruction is moved.

2016-12-07 19:55:59 +00:00

IndVarSimplify

[IndVars] Change the order to compute WidenAddRec in widenIVUse.

2016-11-15 17:34:52 +00:00

InferFunctionAttrs

[InferAttributes] Don't access parameters that don't exist.

2016-09-20 23:10:31 +00:00

Inline

[DIExpression] Introduce a dedicated DW_OP_LLVM_fragment operation

2016-12-05 18:04:47 +00:00

InstCombine

[X86][InstCombine] Teach SimplifyDemandedVectorElts to handle masked scalar add/sub/mul/div/max/min intrinsics better.

2016-12-14 06:06:58 +00:00

InstMerge

…

InstSimplify

[Constants] don't die processing non-ConstantInt GEP indices in isGEPWithNoNotionalOverIndexing() (PR31262)

2016-12-11 20:07:02 +00:00

InterleavedAccess/X86

Add a pass to optimize patterns of vectorized interleaved memory accesses for

2016-10-14 18:20:41 +00:00

Internalize

…

IPConstantProp

…

IRCE

[IRCE] Avoid loop optimizations on pre and post loops

2016-12-13 21:05:21 +00:00

JumpThreading

[Verifier] Add verification for TBAA metadata

2016-12-11 20:07:15 +00:00

LCSSA

…

LICM

[Verifier] Add verification for TBAA metadata

2016-12-11 20:07:15 +00:00

LoadCombine

…

LoadStoreVectorizer

[LoadStoreVectorizer] Enable vectorization of stores in the presence of an aliasing load

2016-11-23 17:43:15 +00:00

LoopDataPrefetch

…

LoopDeletion

…

LoopDistribute

…

LoopIdiom

Revert "[SCEVExpand] do not hoist divisions by zero (PR30935)"

2016-12-12 18:52:32 +00:00

LoopInterchange

[LoopInterchange] Track all dependencies, not just anti dependencies.

2016-09-21 19:16:47 +00:00

LoopLoadElim

…

LoopReroll

[LoopReroll] Make root-finding more aggressive.

2016-11-21 22:35:34 +00:00

LoopRotate

…

LoopSimplify

[LoopSimplify] Preserve LCSSA when removing edges from unreachable blocks.

2016-11-18 21:01:12 +00:00

LoopSimplifyCFG

…

LoopStrengthReduce

Revert r286999 which caused buildbot test failures. Some testcases need to be made target specific.

2016-11-15 19:42:05 +00:00

LoopUnroll

[LoopUnroll] Implement profile-based loop peeling

2016-11-30 21:13:57 +00:00

LoopUnswitch

[Loop Unswitch] Patch to selective unswitch only the reachable branch instructions.

2016-11-25 14:07:44 +00:00

LoopVectorize

[LV] Don't vectorize when we have a small static bound on trip count

2016-12-13 20:38:18 +00:00

LoopVersioning

[LAA] Prevent invalid IR for loop-invariant bound in loop body

2016-12-05 21:25:03 +00:00

LoopVersioningLICM

…

LowerAtomic

…

LowerExpectIntrinsic

…

LowerGuardIntrinsic

…

LowerInvoke

…

LowerSwitch

…

LowerTypeTests

CFI-icall on Thumb

2016-12-08 00:32:26 +00:00

Mem2Reg

…

MemCpyOpt

[MemCpyOpt] Don't emit IR in an unspecified order

2016-11-07 17:47:28 +00:00

MergeFunc

…

MetaRenamer

…

NameAnonGlobals

[ThinLTO] Ensure anonymous globals renamed even at -O0

2016-09-17 20:40:16 +00:00

NaryReassociate

…

ObjCARC

[ObjCARC] Traverse chain downwards to replace uses of argument passed to

2016-09-13 23:43:11 +00:00

PartiallyInlineLibCalls

…

PGOProfile

Fix the test cases committed in r289521.

2016-12-13 17:34:29 +00:00

PhaseOrdering

…

PlaceSafepoints

…

PreISelIntrinsicLowering

…

PruneEH

[PruneEH] Be correct in the face IPO

2016-10-03 19:35:30 +00:00

Reassociate

Fixed the lost FastMathFlags in Reassociate optimization.

2016-11-22 20:23:04 +00:00

Reg2Mem

…

RewriteStatepointsForGC

[RS4GC] Strengthen coverage: add more tests

2016-10-07 20:34:00 +00:00

SafeStack

[safestack] Use non-thread-local unsafe stack pointer for Contiki OS

2016-10-14 17:56:00 +00:00

SampleProfile

Before sample pgo annotation, do not inline a function that has no debug info. (NFC)

2016-11-22 22:50:01 +00:00

Scalarizer

…

SCCP

[SCCP] Make the test added in r289175 more meaningful.

2016-12-09 03:49:20 +00:00

SeparateConstOffsetFromGEP

…

SimplifyCFG

[Verifier] Add verification for TBAA metadata

2016-12-11 20:07:15 +00:00

Sink

…

SLPVectorizer

[SLP] Fix sign-extends for type-shrinking

2016-12-12 21:11:04 +00:00

SpeculativeExecution

SpeculativeExecution: Allow speculating more inst types

2016-10-28 20:00:33 +00:00

SROA

[DIExpression] Introduce a dedicated DW_OP_LLVM_fragment operation

2016-12-05 18:04:47 +00:00

StraightLineStrengthReduce

…

StripDeadPrototypes

…

StripSymbols

[opt] Strip coverage if debug info is not present.

2016-10-17 20:05:35 +00:00

StructurizeCFG

[StructurizeCFG] Fix infinite loop in rebuildSSA.

2016-11-29 21:49:02 +00:00

TailCallElim

Avoid tail recursion elimination across calls with operand bundles

2016-11-07 21:01:49 +00:00

Util

[Verifier] Add verification for TBAA metadata

2016-12-11 20:07:15 +00:00

WholeProgramDevirt

WholeProgramDevirt: Teach the pass to handle structs of arrays.

2016-12-09 01:10:11 +00:00