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Searched refs:getLowBitsSet (Results 1 – 25 of 40) sorted by relevance

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/llvm-project-15.0.7/llvm/lib/Analysis/
H A DDemandedBits.cpp141 AB = APInt::getLowBitsSet(BitWidth, in determineLiveOperandBits()
198 AB = APInt::getLowBitsSet(BitWidth, AOut.getActiveBits()); in determineLiveOperandBits()
227 AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt); in determineLiveOperandBits()
247 AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt); in determineLiveOperandBits()
/llvm-project-15.0.7/llvm/lib/Transforms/InstCombine/
H A DInstCombineShifts.cpp508 APInt Mask = APInt::getLowBitsSet(TypeWidth, OuterShAmt) << MaskShift; in canEvaluateShiftedShift()
621 ? APInt::getLowBitsSet(TypeWidth, TypeWidth - OuterShAmt) in foldShiftedShift()
695 APInt Mask = APInt::getLowBitsSet(TypeWidth, TypeWidth - NumBits); in getShiftedValue()
1104 APInt Mask(APInt::getLowBitsSet(BitWidth, BitWidth - ShAmtC)); in visitLShr()
1119 APInt Mask(APInt::getLowBitsSet(BitWidth, BitWidth - ShAmtC)); in visitLShr()
1125 APInt Mask(APInt::getLowBitsSet(BitWidth, BitWidth - ShAmtC)); in visitLShr()
1140 APInt Bits = APInt::getLowBitsSet(BitWidth, BitWidth - Op1Val); in visitLShr()
1159 Ty, APInt::getLowBitsSet(BitWidth, BitWidth - ShAmtC)); in visitLShr()
1281 MaskedValueIsZero(Op0, APInt::getLowBitsSet(BitWidth, ShAmtC), 0, &I)) { in visitLShr()
1446 MaskedValueIsZero(Op0, APInt::getLowBitsSet(BitWidth, ShAmt), 0, &I)) { in visitAShr()
H A DInstCombineSimplifyDemanded.cpp163 DemandedFromOps = APInt::getLowBitsSet(BitWidth, BitWidth - NLZ); in SimplifyDemandedUseBits()
619 APInt DemandedFromOp(APInt::getLowBitsSet(BitWidth, BitWidth - CTLZ)); in SimplifyDemandedUseBits()
1057 DemandedMask.isSubsetOf(APInt::getLowBitsSet( in SimplifyMultipleUseDemandedBits()
H A DInstCombineCasts.cpp583 APInt HiBitMask = ~APInt::getLowBitsSet(WideWidth, MaxShiftAmountWidth); in narrowFunnelShift()
1284 APInt::getLowBitsSet(DestBitSize, SrcBitsKept)); in visitZExt()
1305 APInt AndValue(APInt::getLowBitsSet(SrcSize, MidSize)); in visitZExt()
1312 APInt AndValue(APInt::getLowBitsSet(SrcSize, MidSize)); in visitZExt()
1318 APInt AndValue(APInt::getLowBitsSet(DstSize, MidSize)); in visitZExt()
H A DInstCombineCompares.cpp1265 CI1->getValue() != APInt::getLowBitsSet(CI1->getBitWidth(), NewWidth)) in processUGT_ADDCST_ADD()
1558 APInt::getLowBitsSet(SrcBits, DstBits)); in foldICmpTruncConstant()
2200 APInt::getLowBitsSet(TypeBits, TypeBits - ShiftAmt->getZExtValue())); in foldICmpShlConstant()
3274 APInt Mask1 = IsTrailing ? APInt::getLowBitsSet(BitWidth, Num + 1) in foldICmpEqIntrinsicWithConstant()
3490 APInt Limit = APInt::getLowBitsSet(BitWidth, BitWidth - Num); in foldICmpIntrinsicWithConstant()
3503 APInt Mask = APInt::getLowBitsSet(BitWidth, C.getLimitedValue() + 1); in foldICmpIntrinsicWithConstant()
3511 APInt Mask = APInt::getLowBitsSet(BitWidth, C.getLimitedValue()); in foldICmpIntrinsicWithConstant()
4442 APInt::getLowBitsSet(C->getBitWidth(), C->getBitWidth() - TZs)); in foldICmpBinOp()
4715 APInt AndVal = APInt::getLowBitsSet(TypeBits, TypeBits - ShAmt); in foldICmpEquality()
4735 APInt::getLowBitsSet(ASize, Op0->getType()->getPrimitiveSizeInBits()); in foldICmpEquality()
H A DInstCombineAndOrXor.cpp1813 if (*C == APInt::getLowBitsSet(Width, Width - ShiftC->getZExtValue())) { in visitAnd()
1833 APInt LowMask(APInt::getLowBitsSet(Width, Width - Ctlz)); in visitAnd()
2651 APInt Low = APInt::getLowBitsSet(BigBitSize, SmallBitSize); in foldAndOrOfICmps()
H A DInstCombineCalls.cpp1448 MaskedValueIsZero(Y, APInt::getLowBitsSet(BitWidth, 3))) { in visitCallInst()
1597 APInt Op2Demanded = APInt::getLowBitsSet(BitWidth, Log2_32_Ceil(BitWidth)); in visitCallInst()
/llvm-project-15.0.7/llvm/include/llvm/IR/
H A DFixedPointBuilder.h56 B.getContext(), APInt::getLowBitsSet(ResultWidth, SrcScale)); in Convert()
/llvm-project-15.0.7/llvm/lib/Target/X86/
H A DX86InstCombineIntrinsic.cpp479 MaxValue = APInt::getLowBitsSet(SrcScalarSizeInBits, DstScalarSizeInBits); in simplifyX86pack()
775 APInt Mask = APInt::getLowBitsSet(64, Length).shl(Index); in simplifyX86insertq()
932 APInt DemandedElts = APInt::getLowBitsSet(Width, DemandedWidth); in instCombineIntrinsic()
/llvm-project-15.0.7/llvm/unittests/ADT/
H A DAPIntTest.cpp2122 TEST(APIntTest, getLowBitsSet) { in TEST() argument
2123 APInt i128lo64 = APInt::getLowBitsSet(128, 64); in TEST()
2499 APInt HugePrime = APInt::getLowBitsSet(BitWidth, 4423); in TEST()
2578 APInt i256(APInt::getLowBitsSet(256, 2)); in TEST()
3038 EXPECT_EQ(0U, APInt::getLowBitsSet(0, 0).getBitWidth()); in TEST()
/llvm-project-15.0.7/llvm/lib/CodeGen/GlobalISel/
H A DGISelKnownBits.cpp131 Mask.One = APInt::getLowBitsSet( in extractBits()
H A DMachineIRBuilder.cpp537 ResTy, APInt::getLowBitsSet(ResTy.getScalarSizeInBits(), ImmOp)); in buildZExtInReg()
H A DLegalizerHelper.cpp2843 TargetTy, APInt::getLowBitsSet(TargetTy.getSizeInBits(), in buildBitFieldInsert()
3571 APInt Imm = APInt::getLowBitsSet(IdxTy.getSizeInBits(), Log2_32(NElts)); in clampDynamicVectorIndex()
6351 Src0Ty, APInt::getLowBitsSet(Src0Size, Src0Size - 1)); in lowerFCopySign()
/llvm-project-15.0.7/llvm/lib/Target/ARM/
H A DARMTargetTransformInfo.cpp188 if (IC.SimplifyDemandedBits(&II, 0, APInt::getLowBitsSet(32, 16), in instCombineIntrinsic()
268 APInt::getSplat(NumElts, IsTop ? APInt::getLowBitsSet(2, 1) in simplifyDemandedVectorEltsIntrinsic()
272 UndefElts &= APInt::getSplat(NumElts, !IsTop ? APInt::getLowBitsSet(2, 1) in simplifyDemandedVectorEltsIntrinsic()
H A DARMISelLowering.cpp2501 auto MaskValue = APInt::getLowBitsSet(LocBits, ArgVT.getSizeInBits()); in LowerCall()
14959 APInt DemandedMask = APInt::getLowBitsSet(32, 16); in PerformVMOVhrCombine()
15163 APInt DemandedMask = APInt::getLowBitsSet(32, 16); in PerformPREDICATE_CASTCombine()
17144 APInt::getSplat(NumElts, IsTop ? APInt::getLowBitsSet(2, 1) in PerformVQMOVNCombine()
17349 APInt DemandedMask = APInt::getLowBitsSet(32, BitWidth); in PerformIntrinsicCombine()
17366 APInt DemandedMask = APInt::getLowBitsSet(32, BitWidth); in PerformIntrinsicCombine()
18687 APInt DemandedMask = APInt::getLowBitsSet(BitWidth, 16); in PerformDAGCombine()
18705 APInt DemandedMask = APInt::getLowBitsSet(BitWidth, 16); in PerformDAGCombine()
18713 APInt LowMask = APInt::getLowBitsSet(LowWidth, 16); in PerformDAGCombine()
18725 APInt LowMask = APInt::getLowBitsSet(LowWidth, 16); in PerformDAGCombine()
[all …]
/llvm-project-15.0.7/llvm/lib/Target/SystemZ/
H A DSystemZOperators.td642 APInt::getLowBitsSet(BitWidth, 8));
650 APInt::getLowBitsSet(BitWidth, 8));
/llvm-project-15.0.7/llvm/lib/CodeGen/SelectionDAG/
H A DTargetLowering.cpp1706 if (!DemandedBits.intersects(APInt::getLowBitsSet(BitWidth, ShAmt))) { in SimplifyDemandedBits()
1798 APInt DemandedFromOp(APInt::getLowBitsSet(BitWidth, BitWidth - CTLZ)); in SimplifyDemandedBits()
2203 APInt Mask = APInt::getLowBitsSet(BitWidth, ExVTBits); in SimplifyDemandedBits()
2416 APInt InMask = APInt::getLowBitsSet(BitWidth, ZVT.getSizeInBits()); in SimplifyDemandedBits()
2587 APInt LoMask = APInt::getLowBitsSet(BitWidth, BitWidth - DemandedBitsLZ); in SimplifyDemandedBits()
4323 APInt newMask = APInt::getLowBitsSet(maskWidth, width); in SimplifySetCC()
4429 APInt Imm = APInt::getLowBitsSet(ExtDstTyBits, ExtSrcTyBits); in SimplifySetCC()
8230 APInt::getLowBitsSet(NumLoadBits, SrcEltBits), SL, LoadVT); in scalarizeVectorLoad()
8706 APInt Imm = APInt::getLowBitsSet(IdxVT.getSizeInBits(), Log2_32(NElts)); in clampDynamicVectorIndex()
9080 SDValue LowMask = DAG.getConstant(APInt::getLowBitsSet(VTSize, Scale), in expandFixedPointMul()
[all …]
H A DLegalizeIntegerTypes.cpp985 DAG.getConstant(APInt::getLowBitsSet(VTW, SatW), in SaturateWidenedDIVFIX()
992 DAG.getConstant(APInt::getLowBitsSet(VTW, SatW - 1), in SaturateWidenedDIVFIX()
3676 SDValue Mask = DAG.getConstant(APInt::getLowBitsSet(Bits, HalfBits), dl, in ExpandIntRes_MUL()
3912 APInt::getLowBitsSet(NVTSize, VTSize - OverflowBits), dl, NVT); in ExpandIntRes_MULFIX()
3945 APInt::getLowBitsSet(NVTSize, NVTSize - OverflowBits), dl, NVT); in ExpandIntRes_MULFIX()
H A DDAGCombiner.cpp3346 DAG.getConstant(APInt::getLowBitsSet(SrcVT.getScalarSizeInBits(), in getTruncatedUSUBSAT()
7324 APInt DemandedBits = APInt::getLowBitsSet(NegBits, Bits); in matchRotateSub()
7347 APInt DemandedBits = APInt::getLowBitsSet(PosBits, MaskLoBits); in matchRotateSub()
9526 SDValue Mask = DAG.getConstant(APInt::getLowBitsSet(InnerShiftSize, in visitSRL()
9589 APInt Mask = APInt::getLowBitsSet(OpSizeInBits, OpSizeInBits - ShiftAmt); in visitSRL()
10684 APInt::getLowBitsSet(Value.getScalarValueSizeInBits(), in visitMSTORE()
13023 APInt DemandedSrcElts = APInt::getLowBitsSet(SrcElts, DstElts); in visitSIGN_EXTEND_INREG()
13430 APInt::getLowBitsSet(N0.getValueSizeInBits(), VT.getSizeInBits()); in visitTRUNCATE()
16737 DAG.getConstant(APInt::getLowBitsSet(STType.getFixedSizeInBits(), in ForwardStoreValueToDirectLoad()
19076 APInt::getLowBitsSet(Value.getScalarValueSizeInBits(), in visitSTORE()
/llvm-project-15.0.7/llvm/include/llvm/ADT/
H A DAPInt.h289 static APInt getLowBitsSet(unsigned numBits, unsigned loBitsSet) { in getLowBitsSet() function
/llvm-project-15.0.7/llvm/lib/IR/
H A DConstantFold.cpp1045 APInt PossiblySetBits(APInt::getLowBitsSet(DstWidth, SrcWidth)); in ConstantFoldBinaryInstruction()
1083 APInt BitsNotSet(APInt::getLowBitsSet(DstWidth, SrcWidth)); in ConstantFoldBinaryInstruction()
H A DConstantRange.cpp800 APInt::getLowBitsSet(DstTySize, SrcTySize-1) + 1); in signExtend()
/llvm-project-15.0.7/llvm/lib/Target/XCore/
H A DXCoreISelLowering.cpp1602 APInt DemandedMask = APInt::getLowBitsSet(BitWidth, 8); in PerformDAGCombine()
1618 APInt DemandedMask = APInt::getLowBitsSet(BitWidth, 16); in PerformDAGCombine()
/llvm-project-15.0.7/llvm/lib/Support/
H A DAPInt.cpp606 APInt Result(getLowBitsSet(BitWidth, numBits)); in getLoBits()
/llvm-project-15.0.7/llvm/lib/Target/Hexagon/
H A DHexagonLoopIdiomRecognition.cpp1550 auto *BMI = ConstantInt::get(P->getType(), APInt::getLowBitsSet(32, IC)); in generate()

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