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[VectorCombine] Replace TargetCostKind function argument with common class member
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+64
-85
lines changed

1 file changed

+64
-85
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llvm/lib/Transforms/Vectorize/VectorCombine.cpp

Lines changed: 64 additions & 85 deletions
Original file line numberDiff line numberDiff line change
@@ -67,9 +67,10 @@ class VectorCombine {
6767
public:
6868
VectorCombine(Function &F, const TargetTransformInfo &TTI,
6969
const DominatorTree &DT, AAResults &AA, AssumptionCache &AC,
70-
const DataLayout *DL, bool TryEarlyFoldsOnly)
70+
const DataLayout *DL, TTI::TargetCostKind CostKind,
71+
bool TryEarlyFoldsOnly)
7172
: F(F), Builder(F.getContext()), TTI(TTI), DT(DT), AA(AA), AC(AC), DL(DL),
72-
TryEarlyFoldsOnly(TryEarlyFoldsOnly) {}
73+
CostKind(CostKind), TryEarlyFoldsOnly(TryEarlyFoldsOnly) {}
7374

7475
bool run();
7576

@@ -81,6 +82,7 @@ class VectorCombine {
8182
AAResults &AA;
8283
AssumptionCache ∾
8384
const DataLayout *DL;
85+
TTI::TargetCostKind CostKind;
8486

8587
/// If true, only perform beneficial early IR transforms. Do not introduce new
8688
/// vector operations.
@@ -91,40 +93,38 @@ class VectorCombine {
9193
// TODO: Direct calls from the top-level "run" loop use a plain "Instruction"
9294
// parameter. That should be updated to specific sub-classes because the
9395
// run loop was changed to dispatch on opcode.
94-
bool vectorizeLoadInsert(Instruction &I, TTI::TargetCostKind CostKind);
95-
bool widenSubvectorLoad(Instruction &I, TTI::TargetCostKind CostKind);
96+
bool vectorizeLoadInsert(Instruction &I);
97+
bool widenSubvectorLoad(Instruction &I);
9698
ExtractElementInst *getShuffleExtract(ExtractElementInst *Ext0,
9799
ExtractElementInst *Ext1,
98-
TTI::TargetCostKind CostKind,
99100
unsigned PreferredExtractIndex) const;
100101
bool isExtractExtractCheap(ExtractElementInst *Ext0, ExtractElementInst *Ext1,
101102
const Instruction &I,
102103
ExtractElementInst *&ConvertToShuffle,
103-
TTI::TargetCostKind CostKind,
104104
unsigned PreferredExtractIndex);
105105
void foldExtExtCmp(ExtractElementInst *Ext0, ExtractElementInst *Ext1,
106106
Instruction &I);
107107
void foldExtExtBinop(ExtractElementInst *Ext0, ExtractElementInst *Ext1,
108108
Instruction &I);
109-
bool foldExtractExtract(Instruction &I, TTI::TargetCostKind CostKind);
110-
bool foldInsExtFNeg(Instruction &I, TTI::TargetCostKind CostKind);
111-
bool foldInsExtVectorToShuffle(Instruction &I, TTI::TargetCostKind CostKind);
112-
bool foldBitcastShuffle(Instruction &I, TTI::TargetCostKind CostKind);
113-
bool scalarizeBinopOrCmp(Instruction &I, TTI::TargetCostKind CostKind);
114-
bool scalarizeVPIntrinsic(Instruction &I, TTI::TargetCostKind CostKind);
115-
bool foldExtractedCmps(Instruction &I, TTI::TargetCostKind CostKind);
109+
bool foldExtractExtract(Instruction &I);
110+
bool foldInsExtFNeg(Instruction &I);
111+
bool foldInsExtVectorToShuffle(Instruction &I);
112+
bool foldBitcastShuffle(Instruction &I);
113+
bool scalarizeBinopOrCmp(Instruction &I);
114+
bool scalarizeVPIntrinsic(Instruction &I);
115+
bool foldExtractedCmps(Instruction &I);
116116
bool foldSingleElementStore(Instruction &I);
117-
bool scalarizeLoadExtract(Instruction &I, TTI::TargetCostKind CostKind);
118-
bool foldPermuteOfBinops(Instruction &I, TTI::TargetCostKind CostKind);
119-
bool foldShuffleOfBinops(Instruction &I, TTI::TargetCostKind CostKind);
120-
bool foldShuffleOfCastops(Instruction &I, TTI::TargetCostKind CostKind);
121-
bool foldShuffleOfShuffles(Instruction &I, TTI::TargetCostKind CostKind);
122-
bool foldShuffleOfIntrinsics(Instruction &I, TTI::TargetCostKind CostKind);
123-
bool foldShuffleToIdentity(Instruction &I, TTI::TargetCostKind CostKind);
117+
bool scalarizeLoadExtract(Instruction &I);
118+
bool foldPermuteOfBinops(Instruction &I);
119+
bool foldShuffleOfBinops(Instruction &I);
120+
bool foldShuffleOfCastops(Instruction &I);
121+
bool foldShuffleOfShuffles(Instruction &I);
122+
bool foldShuffleOfIntrinsics(Instruction &I);
123+
bool foldShuffleToIdentity(Instruction &I);
124124
bool foldShuffleFromReductions(Instruction &I);
125-
bool foldCastFromReductions(Instruction &I, TTI::TargetCostKind CostKind);
125+
bool foldCastFromReductions(Instruction &I);
126126
bool foldSelectShuffle(Instruction &I, bool FromReduction = false);
127-
bool shrinkType(Instruction &I, TTI::TargetCostKind CostKind);
127+
bool shrinkType(Instruction &I);
128128

129129
void replaceValue(Value &Old, Value &New) {
130130
Old.replaceAllUsesWith(&New);
@@ -174,8 +174,7 @@ static bool canWidenLoad(LoadInst *Load, const TargetTransformInfo &TTI) {
174174
return true;
175175
}
176176

177-
bool VectorCombine::vectorizeLoadInsert(Instruction &I,
178-
TTI::TargetCostKind CostKind) {
177+
bool VectorCombine::vectorizeLoadInsert(Instruction &I) {
179178
// Match insert into fixed vector of scalar value.
180179
// TODO: Handle non-zero insert index.
181180
Value *Scalar;
@@ -295,8 +294,7 @@ bool VectorCombine::vectorizeLoadInsert(Instruction &I,
295294
/// If we are loading a vector and then inserting it into a larger vector with
296295
/// undefined elements, try to load the larger vector and eliminate the insert.
297296
/// This removes a shuffle in IR and may allow combining of other loaded values.
298-
bool VectorCombine::widenSubvectorLoad(Instruction &I,
299-
TTI::TargetCostKind CostKind) {
297+
bool VectorCombine::widenSubvectorLoad(Instruction &I) {
300298
// Match subvector insert of fixed vector.
301299
auto *Shuf = cast<ShuffleVectorInst>(&I);
302300
if (!Shuf->isIdentityWithPadding())
@@ -356,7 +354,6 @@ bool VectorCombine::widenSubvectorLoad(Instruction &I,
356354
/// followed by extract from a different index.
357355
ExtractElementInst *VectorCombine::getShuffleExtract(
358356
ExtractElementInst *Ext0, ExtractElementInst *Ext1,
359-
TTI::TargetCostKind CostKind,
360357
unsigned PreferredExtractIndex = InvalidIndex) const {
361358
auto *Index0C = dyn_cast<ConstantInt>(Ext0->getIndexOperand());
362359
auto *Index1C = dyn_cast<ConstantInt>(Ext1->getIndexOperand());
@@ -408,7 +405,6 @@ bool VectorCombine::isExtractExtractCheap(ExtractElementInst *Ext0,
408405
ExtractElementInst *Ext1,
409406
const Instruction &I,
410407
ExtractElementInst *&ConvertToShuffle,
411-
TTI::TargetCostKind CostKind,
412408
unsigned PreferredExtractIndex) {
413409
auto *Ext0IndexC = dyn_cast<ConstantInt>(Ext0->getIndexOperand());
414410
auto *Ext1IndexC = dyn_cast<ConstantInt>(Ext1->getIndexOperand());
@@ -478,8 +474,7 @@ bool VectorCombine::isExtractExtractCheap(ExtractElementInst *Ext0,
478474
!Ext1->hasOneUse() * Extract1Cost;
479475
}
480476

481-
ConvertToShuffle =
482-
getShuffleExtract(Ext0, Ext1, CostKind, PreferredExtractIndex);
477+
ConvertToShuffle = getShuffleExtract(Ext0, Ext1, PreferredExtractIndex);
483478
if (ConvertToShuffle) {
484479
if (IsBinOp && DisableBinopExtractShuffle)
485480
return true;
@@ -593,8 +588,7 @@ void VectorCombine::foldExtExtBinop(ExtractElementInst *Ext0,
593588
}
594589

595590
/// Match an instruction with extracted vector operands.
596-
bool VectorCombine::foldExtractExtract(Instruction &I,
597-
TTI::TargetCostKind CostKind) {
591+
bool VectorCombine::foldExtractExtract(Instruction &I) {
598592
// It is not safe to transform things like div, urem, etc. because we may
599593
// create undefined behavior when executing those on unknown vector elements.
600594
if (!isSafeToSpeculativelyExecute(&I))
@@ -626,8 +620,7 @@ bool VectorCombine::foldExtractExtract(Instruction &I,
626620
m_InsertElt(m_Value(), m_Value(), m_ConstantInt(InsertIndex)));
627621

628622
ExtractElementInst *ExtractToChange;
629-
if (isExtractExtractCheap(Ext0, Ext1, I, ExtractToChange, CostKind,
630-
InsertIndex))
623+
if (isExtractExtractCheap(Ext0, Ext1, I, ExtractToChange, InsertIndex))
631624
return false;
632625

633626
if (ExtractToChange) {
@@ -654,8 +647,7 @@ bool VectorCombine::foldExtractExtract(Instruction &I,
654647

655648
/// Try to replace an extract + scalar fneg + insert with a vector fneg +
656649
/// shuffle.
657-
bool VectorCombine::foldInsExtFNeg(Instruction &I,
658-
TTI::TargetCostKind CostKind) {
650+
bool VectorCombine::foldInsExtFNeg(Instruction &I) {
659651
// Match an insert (op (extract)) pattern.
660652
Value *DestVec;
661653
uint64_t Index;
@@ -718,8 +710,7 @@ bool VectorCombine::foldInsExtFNeg(Instruction &I,
718710
/// If this is a bitcast of a shuffle, try to bitcast the source vector to the
719711
/// destination type followed by shuffle. This can enable further transforms by
720712
/// moving bitcasts or shuffles together.
721-
bool VectorCombine::foldBitcastShuffle(Instruction &I,
722-
TTI::TargetCostKind CostKind) {
713+
bool VectorCombine::foldBitcastShuffle(Instruction &I) {
723714
Value *V0, *V1;
724715
ArrayRef<int> Mask;
725716
if (!match(&I, m_BitCast(m_OneUse(
@@ -808,8 +799,7 @@ bool VectorCombine::foldBitcastShuffle(Instruction &I,
808799
/// VP Intrinsics whose vector operands are both splat values may be simplified
809800
/// into the scalar version of the operation and the result splatted. This
810801
/// can lead to scalarization down the line.
811-
bool VectorCombine::scalarizeVPIntrinsic(Instruction &I,
812-
TTI::TargetCostKind CostKind) {
802+
bool VectorCombine::scalarizeVPIntrinsic(Instruction &I) {
813803
if (!isa<VPIntrinsic>(I))
814804
return false;
815805
VPIntrinsic &VPI = cast<VPIntrinsic>(I);
@@ -929,8 +919,7 @@ bool VectorCombine::scalarizeVPIntrinsic(Instruction &I,
929919

930920
/// Match a vector binop or compare instruction with at least one inserted
931921
/// scalar operand and convert to scalar binop/cmp followed by insertelement.
932-
bool VectorCombine::scalarizeBinopOrCmp(Instruction &I,
933-
TTI::TargetCostKind CostKind) {
922+
bool VectorCombine::scalarizeBinopOrCmp(Instruction &I) {
934923
CmpInst::Predicate Pred = CmpInst::BAD_ICMP_PREDICATE;
935924
Value *Ins0, *Ins1;
936925
if (!match(&I, m_BinOp(m_Value(Ins0), m_Value(Ins1))) &&
@@ -1058,8 +1047,7 @@ bool VectorCombine::scalarizeBinopOrCmp(Instruction &I,
10581047
/// Try to combine a scalar binop + 2 scalar compares of extracted elements of
10591048
/// a vector into vector operations followed by extract. Note: The SLP pass
10601049
/// may miss this pattern because of implementation problems.
1061-
bool VectorCombine::foldExtractedCmps(Instruction &I,
1062-
TTI::TargetCostKind CostKind) {
1050+
bool VectorCombine::foldExtractedCmps(Instruction &I) {
10631051
auto *BI = dyn_cast<BinaryOperator>(&I);
10641052

10651053
// We are looking for a scalar binop of booleans.
@@ -1337,8 +1325,7 @@ bool VectorCombine::foldSingleElementStore(Instruction &I) {
13371325
}
13381326

13391327
/// Try to scalarize vector loads feeding extractelement instructions.
1340-
bool VectorCombine::scalarizeLoadExtract(Instruction &I,
1341-
TTI::TargetCostKind CostKind) {
1328+
bool VectorCombine::scalarizeLoadExtract(Instruction &I) {
13421329
Value *Ptr;
13431330
if (!match(&I, m_Load(m_Value(Ptr))))
13441331
return false;
@@ -1434,8 +1421,7 @@ bool VectorCombine::scalarizeLoadExtract(Instruction &I,
14341421

14351422
/// Try to convert "shuffle (binop (shuffle, shuffle)), undef"
14361423
/// --> "binop (shuffle), (shuffle)".
1437-
bool VectorCombine::foldPermuteOfBinops(Instruction &I,
1438-
TTI::TargetCostKind CostKind) {
1424+
bool VectorCombine::foldPermuteOfBinops(Instruction &I) {
14391425
BinaryOperator *BinOp;
14401426
ArrayRef<int> OuterMask;
14411427
if (!match(&I,
@@ -1528,8 +1514,7 @@ bool VectorCombine::foldPermuteOfBinops(Instruction &I,
15281514
}
15291515

15301516
/// Try to convert "shuffle (binop), (binop)" into "binop (shuffle), (shuffle)".
1531-
bool VectorCombine::foldShuffleOfBinops(Instruction &I,
1532-
TTI::TargetCostKind CostKind) {
1517+
bool VectorCombine::foldShuffleOfBinops(Instruction &I) {
15331518
BinaryOperator *B0, *B1;
15341519
ArrayRef<int> OldMask;
15351520
if (!match(&I, m_Shuffle(m_OneUse(m_BinOp(B0)), m_OneUse(m_BinOp(B1)),
@@ -1616,8 +1601,7 @@ bool VectorCombine::foldShuffleOfBinops(Instruction &I,
16161601

16171602
/// Try to convert "shuffle (castop), (castop)" with a shared castop operand
16181603
/// into "castop (shuffle)".
1619-
bool VectorCombine::foldShuffleOfCastops(Instruction &I,
1620-
TTI::TargetCostKind CostKind) {
1604+
bool VectorCombine::foldShuffleOfCastops(Instruction &I) {
16211605
Value *V0, *V1;
16221606
ArrayRef<int> OldMask;
16231607
if (!match(&I, m_Shuffle(m_Value(V0), m_Value(V1), m_Mask(OldMask))))
@@ -1720,8 +1704,7 @@ bool VectorCombine::foldShuffleOfCastops(Instruction &I,
17201704

17211705
/// Try to convert "shuffle (shuffle x, undef), (shuffle y, undef)"
17221706
/// into "shuffle x, y".
1723-
bool VectorCombine::foldShuffleOfShuffles(Instruction &I,
1724-
TTI::TargetCostKind CostKind) {
1707+
bool VectorCombine::foldShuffleOfShuffles(Instruction &I) {
17251708
Value *V0, *V1;
17261709
UndefValue *U0, *U1;
17271710
ArrayRef<int> OuterMask, InnerMask0, InnerMask1;
@@ -1809,8 +1792,7 @@ bool VectorCombine::foldShuffleOfShuffles(Instruction &I,
18091792

18101793
/// Try to convert
18111794
/// "shuffle (intrinsic), (intrinsic)" into "intrinsic (shuffle), (shuffle)".
1812-
bool VectorCombine::foldShuffleOfIntrinsics(Instruction &I,
1813-
TTI::TargetCostKind CostKind) {
1795+
bool VectorCombine::foldShuffleOfIntrinsics(Instruction &I) {
18141796
Value *V0, *V1;
18151797
ArrayRef<int> OldMask;
18161798
if (!match(&I, m_Shuffle(m_OneUse(m_Value(V0)), m_OneUse(m_Value(V1)),
@@ -2048,8 +2030,7 @@ static Value *generateNewInstTree(ArrayRef<InstLane> Item, FixedVectorType *Ty,
20482030
// Starting from a shuffle, look up through operands tracking the shuffled index
20492031
// of each lane. If we can simplify away the shuffles to identities then
20502032
// do so.
2051-
bool VectorCombine::foldShuffleToIdentity(Instruction &I,
2052-
TTI::TargetCostKind CostKind) {
2033+
bool VectorCombine::foldShuffleToIdentity(Instruction &I) {
20532034
auto *Ty = dyn_cast<FixedVectorType>(I.getType());
20542035
if (!Ty || I.use_empty())
20552036
return false;
@@ -2333,8 +2314,7 @@ bool VectorCombine::foldShuffleFromReductions(Instruction &I) {
23332314
/// reduce(trunc(x)) -> trunc(reduce(x)).
23342315
/// reduce(sext(x)) -> sext(reduce(x)).
23352316
/// reduce(zext(x)) -> zext(reduce(x)).
2336-
bool VectorCombine::foldCastFromReductions(Instruction &I,
2337-
TTI::TargetCostKind CostKind) {
2317+
bool VectorCombine::foldCastFromReductions(Instruction &I) {
23382318
auto *II = dyn_cast<IntrinsicInst>(&I);
23392319
if (!II)
23402320
return false;
@@ -2718,7 +2698,7 @@ bool VectorCombine::foldSelectShuffle(Instruction &I, bool FromReduction) {
27182698
/// lshr((zext(x),y) -> zext(lshr(x,trunc(y)))
27192699
/// Cost model calculations takes into account if zext(x) has other users and
27202700
/// whether it can be propagated through them too.
2721-
bool VectorCombine::shrinkType(Instruction &I, TTI::TargetCostKind CostKind) {
2701+
bool VectorCombine::shrinkType(Instruction &I) {
27222702
Value *ZExted, *OtherOperand;
27232703
if (!match(&I, m_c_BitwiseLogic(m_ZExt(m_Value(ZExted)),
27242704
m_Value(OtherOperand))) &&
@@ -2809,8 +2789,7 @@ bool VectorCombine::shrinkType(Instruction &I, TTI::TargetCostKind CostKind) {
28092789

28102790
/// insert (DstVec, (extract SrcVec, ExtIdx), InsIdx) -->
28112791
/// shuffle (DstVec, SrcVec, Mask)
2812-
bool VectorCombine::foldInsExtVectorToShuffle(Instruction &I,
2813-
TTI::TargetCostKind CostKind) {
2792+
bool VectorCombine::foldInsExtVectorToShuffle(Instruction &I) {
28142793
Value *DstVec, *SrcVec;
28152794
uint64_t ExtIdx, InsIdx;
28162795
if (!match(&I,
@@ -2865,7 +2844,6 @@ bool VectorCombine::run() {
28652844
bool MadeChange = false;
28662845
auto FoldInst = [this, &MadeChange](Instruction &I) {
28672846
Builder.SetInsertPoint(&I);
2868-
TTI::TargetCostKind CostKind = TTI::TCK_RecipThroughput;
28692847
bool IsFixedVectorType = isa<FixedVectorType>(I.getType());
28702848
auto Opcode = I.getOpcode();
28712849

@@ -2876,10 +2854,10 @@ bool VectorCombine::run() {
28762854
if (IsFixedVectorType) {
28772855
switch (Opcode) {
28782856
case Instruction::InsertElement:
2879-
MadeChange |= vectorizeLoadInsert(I, CostKind);
2857+
MadeChange |= vectorizeLoadInsert(I);
28802858
break;
28812859
case Instruction::ShuffleVector:
2882-
MadeChange |= widenSubvectorLoad(I, CostKind);
2860+
MadeChange |= widenSubvectorLoad(I);
28832861
break;
28842862
default:
28852863
break;
@@ -2889,9 +2867,9 @@ bool VectorCombine::run() {
28892867
// This transform works with scalable and fixed vectors
28902868
// TODO: Identify and allow other scalable transforms
28912869
if (isa<VectorType>(I.getType())) {
2892-
MadeChange |= scalarizeBinopOrCmp(I, CostKind);
2893-
MadeChange |= scalarizeLoadExtract(I, CostKind);
2894-
MadeChange |= scalarizeVPIntrinsic(I, CostKind);
2870+
MadeChange |= scalarizeBinopOrCmp(I);
2871+
MadeChange |= scalarizeLoadExtract(I);
2872+
MadeChange |= scalarizeVPIntrinsic(I);
28952873
}
28962874

28972875
if (Opcode == Instruction::Store)
@@ -2908,39 +2886,39 @@ bool VectorCombine::run() {
29082886
if (IsFixedVectorType) {
29092887
switch (Opcode) {
29102888
case Instruction::InsertElement:
2911-
MadeChange |= foldInsExtFNeg(I, CostKind);
2912-
MadeChange |= foldInsExtVectorToShuffle(I, CostKind);
2889+
MadeChange |= foldInsExtFNeg(I);
2890+
MadeChange |= foldInsExtVectorToShuffle(I);
29132891
break;
29142892
case Instruction::ShuffleVector:
2915-
MadeChange |= foldPermuteOfBinops(I, CostKind);
2916-
MadeChange |= foldShuffleOfBinops(I, CostKind);
2917-
MadeChange |= foldShuffleOfCastops(I, CostKind);
2918-
MadeChange |= foldShuffleOfShuffles(I, CostKind);
2919-
MadeChange |= foldShuffleOfIntrinsics(I, CostKind);
2920-
MadeChange |= foldSelectShuffle(I, CostKind);
2921-
MadeChange |= foldShuffleToIdentity(I, CostKind);
2893+
MadeChange |= foldPermuteOfBinops(I);
2894+
MadeChange |= foldShuffleOfBinops(I);
2895+
MadeChange |= foldShuffleOfCastops(I);
2896+
MadeChange |= foldShuffleOfShuffles(I);
2897+
MadeChange |= foldShuffleOfIntrinsics(I);
2898+
MadeChange |= foldSelectShuffle(I);
2899+
MadeChange |= foldShuffleToIdentity(I);
29222900
break;
29232901
case Instruction::BitCast:
2924-
MadeChange |= foldBitcastShuffle(I, CostKind);
2902+
MadeChange |= foldBitcastShuffle(I);
29252903
break;
29262904
default:
2927-
MadeChange |= shrinkType(I, CostKind);
2905+
MadeChange |= shrinkType(I);
29282906
break;
29292907
}
29302908
} else {
29312909
switch (Opcode) {
29322910
case Instruction::Call:
29332911
MadeChange |= foldShuffleFromReductions(I);
2934-
MadeChange |= foldCastFromReductions(I, CostKind);
2912+
MadeChange |= foldCastFromReductions(I);
29352913
break;
29362914
case Instruction::ICmp:
29372915
case Instruction::FCmp:
2938-
MadeChange |= foldExtractExtract(I, CostKind);
2916+
MadeChange |= foldExtractExtract(I);
29392917
break;
29402918
default:
29412919
if (Instruction::isBinaryOp(Opcode)) {
2942-
MadeChange |= foldExtractExtract(I, CostKind);
2943-
MadeChange |= foldExtractedCmps(I, CostKind);
2920+
MadeChange |= foldExtractExtract(I);
2921+
MadeChange |= foldExtractedCmps(I);
29442922
}
29452923
break;
29462924
}
@@ -2982,7 +2960,8 @@ PreservedAnalyses VectorCombinePass::run(Function &F,
29822960
DominatorTree &DT = FAM.getResult<DominatorTreeAnalysis>(F);
29832961
AAResults &AA = FAM.getResult<AAManager>(F);
29842962
const DataLayout *DL = &F.getDataLayout();
2985-
VectorCombine Combiner(F, TTI, DT, AA, AC, DL, TryEarlyFoldsOnly);
2963+
VectorCombine Combiner(F, TTI, DT, AA, AC, DL, TTI::TCK_RecipThroughput,
2964+
TryEarlyFoldsOnly);
29862965
if (!Combiner.run())
29872966
return PreservedAnalyses::all();
29882967
PreservedAnalyses PA;

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