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2d2aadfa70
llvm/test/Transforms
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Geoff Berry 2d2aadfa70 [CodeGenPrepare] Create more extloads and fewer ands 
Summary:
Add and instructions immediately after loads that only have their low
bits used, assuming that the (and (load x) c) will be matched as a
extload and the ands/truncs fed by the extload will be removed by isel.

Reviewers: mcrosier, qcolombet, ab

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D14584

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253722 91177308-0d34-0410-b5e6-96231b3b80d8
2015-11-20 22:34:39 +00:00
..
ADCE [PM] Port ADCE to the new pass manager 2015-10-30 23:13:18 +00:00
AddDiscriminators Reimplement discriminator assignment algorithm. 2015-11-19 19:53:05 +00:00
AlignmentFromAssumptions Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +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 Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
BDCE
BranchFolding Make the default triple optional by allowing an empty string 2015-09-16 05:34:32 +00:00
CodeExtractor
CodeGenPrepare [CodeGenPrepare] Create more extloads and fewer ands 2015-11-20 22:34:39 +00:00
ConstantHoisting
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 Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
DeadArgElim DI: Reverse direction of subprogram -> function edge. 2015-11-05 22:03:56 +00:00
DeadStoreElimination Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
EarlyCSE [EarlyCSE] Fix handling of target memory intrinsics for CSE'ing loads. 2015-10-07 07:41:29 +00:00
EliminateAvailableExternally
Float2Int
FunctionAttrs [FunctionAttrs] Provide a mechanism for adding function attributes from the command line 2015-11-19 08:49:57 +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] Localize some globals that have non-instruction users 2015-11-19 18:04:33 +00:00
GVN Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
IndVarSimplify ScalarEvolution: do not set nuw when creating exprs of form <expr> + <all-ones>. 2015-11-20 01:26:13 +00:00
Inline Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
InstCombine [InstCombine] add tests to show missing trunc optimizations 2015-11-19 22:11:52 +00:00
InstMerge
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
IRCE
JumpThreading [JumpThreading] Use dominating conditions to prove implications 2015-10-28 21:27:08 +00:00
LCSSA
LICM Revert "Revert "Strip metadata when speculatively hoisting instructions (r252604)" 2015-11-18 14:50:18 +00:00
LoadCombine
LoopDeletion
LoopDistribute Allow LLE/LD and the loop versioning infrastructure to use SCEV predicates 2015-11-09 13:26:09 +00:00
LoopIdiom Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
LoopInterchange
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 increment iterator past the end of the BB 2015-11-16 17:37:58 +00:00
LoopUnroll Don't recompute LCSSA after loop-unrolling when possible. 2015-11-14 05:51:41 +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 Pointers in Masked Load, Store, Gather, Scatter intrinsics 2015-11-19 07:17:16 +00:00
LowerAtomic
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
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 Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
MergeFunc Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
MetaRenamer Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
NaryReassociate [NaryReassociate] SeenExprs records WeakVH 2015-10-01 03:51:44 +00:00
ObjCARC Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
PartiallyInlineLibCalls
PhaseOrdering
PlaceSafepoints Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
PruneEH
Reassociate Fix a pair of issues that caused an infinite loop in reassociate. 2015-11-20 08:16:13 +00:00
Reg2Mem
RewriteStatepointsForGC [RS4GC] Strip noalias attribute after statepoint rewrite 2015-10-26 19:06:01 +00:00
SafeStack [safestack] Rewrite isAllocaSafe using SCEV. 2015-11-13 21:21:42 +00:00
SampleProfile SamplePGO - Tweak RUN command for a test. NFC. 2015-11-20 21:46:41 +00:00
Scalarizer DI: Reverse direction of subprogram -> function edge. 2015-11-05 22:03:56 +00:00
ScalarRepl Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +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 Revert "Revert "Strip metadata when speculatively hoisting instructions (r252604)" 2015-11-18 14:50:18 +00:00
Sink [Sink] Don't move landingpads 2015-11-16 04:47:58 +00:00
SLPVectorizer Fix SLPVectorizer commutativity reordering 2015-11-06 20:17:51 +00:00
SpeculativeExecution
SROA Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +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
Util Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00