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Searched refs:LHSKnown (Results 1 – 12 of 12) sorted by relevance

/freebsd/contrib/llvm-project/llvm/lib/Transforms/InstCombine/
H A DInstCombineSimplifyDemanded.cpp171 KnownBits LHSKnown(BitWidth), RHSKnown(BitWidth); in SimplifyDemandedUseBits() local
195 SimplifyDemandedBits(I, 0, DemandedFromOps, LHSKnown, Depth + 1, Q) || in SimplifyDemandedUseBits()
211 SimplifyDemandedBits(I, 0, DemandedMask & ~RHSKnown.Zero, LHSKnown, in SimplifyDemandedUseBits()
215 Known = analyzeKnownBitsFromAndXorOr(cast<Operator>(I), LHSKnown, RHSKnown, in SimplifyDemandedUseBits()
225 if (DemandedMask.isSubsetOf(LHSKnown.Zero | RHSKnown.One)) in SimplifyDemandedUseBits()
227 if (DemandedMask.isSubsetOf(RHSKnown.Zero | LHSKnown.One)) in SimplifyDemandedUseBits()
231 if (ShrinkDemandedConstant(I, 1, DemandedMask & ~LHSKnown.Zero)) in SimplifyDemandedUseBits()
239 SimplifyDemandedBits(I, 0, DemandedMask & ~RHSKnown.One, LHSKnown, in SimplifyDemandedUseBits()
246 Known = analyzeKnownBitsFromAndXorOr(cast<Operator>(I), LHSKnown, RHSKnown, in SimplifyDemandedUseBits()
256 if (DemandedMask.isSubsetOf(LHSKnown.One | RHSKnown.Zero)) in SimplifyDemandedUseBits()
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H A DInstCombineAddSub.cpp952 KnownBits LHSKnown = computeKnownBits(X, 0, &Add); in foldAddWithConstant() local
953 if ((*C2 | LHSKnown.Zero).isAllOnes()) in foldAddWithConstant()
/freebsd/contrib/llvm-project/llvm/lib/CodeGen/GlobalISel/
H A DGISelKnownBits.cpp430 KnownBits LHSKnown, RHSKnown; in computeKnownBitsImpl() local
431 computeKnownBitsImpl(MI.getOperand(1).getReg(), LHSKnown, DemandedElts, in computeKnownBitsImpl()
435 Known = KnownBits::ashr(LHSKnown, RHSKnown); in computeKnownBitsImpl()
439 KnownBits LHSKnown, RHSKnown; in computeKnownBitsImpl() local
440 computeKnownBitsImpl(MI.getOperand(1).getReg(), LHSKnown, DemandedElts, in computeKnownBitsImpl()
444 Known = KnownBits::lshr(LHSKnown, RHSKnown); in computeKnownBitsImpl()
448 KnownBits LHSKnown, RHSKnown; in computeKnownBitsImpl() local
449 computeKnownBitsImpl(MI.getOperand(1).getReg(), LHSKnown, DemandedElts, in computeKnownBitsImpl()
453 Known = KnownBits::shl(LHSKnown, RHSKnown); in computeKnownBitsImpl()
/freebsd/contrib/llvm-project/llvm/lib/IR/
H A DConstantRange.cpp1548 KnownBits LHSKnown = toKnownBits(); in binaryXor() local
1550 KnownBits Known = LHSKnown ^ RHSKnown; in binaryXor()
1559 if ((~LHSKnown.Zero).isSubsetOf(RHSKnown.One)) in binaryXor()
1561 else if ((~RHSKnown.Zero).isSubsetOf(LHSKnown.One)) in binaryXor()
/freebsd/contrib/llvm-project/llvm/lib/Analysis/
H A DInstructionSimplify.cpp2997 KnownBits LHSKnown = computeKnownBits(LHS, /* Depth */ 0, Q); in simplifyICmpWithZero() local
2998 if (LHSKnown.isNegative()) in simplifyICmpWithZero()
3000 if (LHSKnown.isNonNegative()) in simplifyICmpWithZero()
3005 KnownBits LHSKnown = computeKnownBits(LHS, /* Depth */ 0, Q); in simplifyICmpWithZero() local
3006 if (LHSKnown.isNegative()) in simplifyICmpWithZero()
3008 if (LHSKnown.isNonNegative() && isKnownNonZero(LHS, Q)) in simplifyICmpWithZero()
3013 KnownBits LHSKnown = computeKnownBits(LHS, /* Depth */ 0, Q); in simplifyICmpWithZero() local
3014 if (LHSKnown.isNegative()) in simplifyICmpWithZero()
3016 if (LHSKnown.isNonNegative()) in simplifyICmpWithZero()
3021 KnownBits LHSKnown = computeKnownBits(LHS, /* Depth */ 0, Q); in simplifyICmpWithZero() local
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H A DValueTracking.cpp6973 KnownBits LHSKnown = computeKnownBits(LHS, /*Depth=*/0, SQ); in computeOverflowForUnsignedMul() local
6977 if (IsNSW && LHSKnown.isNonNegative() && RHSKnown.isNonNegative()) in computeOverflowForUnsignedMul()
6980 ConstantRange LHSRange = ConstantRange::fromKnownBits(LHSKnown, false); in computeOverflowForUnsignedMul()
7016 KnownBits LHSKnown = computeKnownBits(LHS, /*Depth=*/0, SQ); in computeOverflowForSignedMul() local
7018 if (LHSKnown.isNonNegative() || RHSKnown.isNonNegative()) in computeOverflowForSignedMul()
/freebsd/contrib/llvm-project/llvm/lib/Target/AMDGPU/
H A DAMDGPUISelLowering.cpp5668 KnownBits LHSKnown = DAG.computeKnownBits(Op.getOperand(0), Depth + 1); in computeKnownBitsForTargetNode() local
5670 unsigned TrailZ = LHSKnown.countMinTrailingZeros() + in computeKnownBitsForTargetNode()
5678 LHSKnown = LHSKnown.trunc(24); in computeKnownBitsForTargetNode()
5682 unsigned LHSValBits = LHSKnown.countMaxSignificantBits(); in computeKnownBitsForTargetNode()
5688 bool LHSNegative = LHSKnown.isNegative(); in computeKnownBitsForTargetNode()
5689 bool LHSNonNegative = LHSKnown.isNonNegative(); in computeKnownBitsForTargetNode()
5690 bool LHSPositive = LHSKnown.isStrictlyPositive(); in computeKnownBitsForTargetNode()
5700 unsigned LHSValBits = LHSKnown.countMaxActiveBits(); in computeKnownBitsForTargetNode()
5714 KnownBits LHSKnown = DAG.computeKnownBits(Op.getOperand(0), Depth + 1); in computeKnownBitsForTargetNode() local
5726 Known.One |= ((LHSKnown.One.getZExtValue() >> SelBits) & 0xff) << I; in computeKnownBitsForTargetNode()
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/freebsd/contrib/llvm-project/llvm/lib/CodeGen/SelectionDAG/
H A DTargetLowering.cpp690 KnownBits LHSKnown, RHSKnown; in SimplifyMultipleUseDemandedBits() local
759 LHSKnown = DAG.computeKnownBits(Op.getOperand(0), DemandedElts, Depth + 1); in SimplifyMultipleUseDemandedBits()
765 if (DemandedBits.isSubsetOf(LHSKnown.Zero | RHSKnown.One)) in SimplifyMultipleUseDemandedBits()
767 if (DemandedBits.isSubsetOf(RHSKnown.Zero | LHSKnown.One)) in SimplifyMultipleUseDemandedBits()
772 LHSKnown = DAG.computeKnownBits(Op.getOperand(0), DemandedElts, Depth + 1); in SimplifyMultipleUseDemandedBits()
778 if (DemandedBits.isSubsetOf(LHSKnown.One | RHSKnown.Zero)) in SimplifyMultipleUseDemandedBits()
780 if (DemandedBits.isSubsetOf(RHSKnown.One | LHSKnown.Zero)) in SimplifyMultipleUseDemandedBits()
785 LHSKnown = DAG.computeKnownBits(Op.getOperand(0), DemandedElts, Depth + 1); in SimplifyMultipleUseDemandedBits()
792 if (DemandedBits.isSubsetOf(LHSKnown.Zero)) in SimplifyMultipleUseDemandedBits()
1398 KnownBits LHSKnown = TLO.DAG.computeKnownBits(Op0, DemandedElts, Depth); in SimplifyDemandedBits() local
[all …]
/freebsd/contrib/llvm-project/llvm/lib/Target/PowerPC/
H A DPPCISelLowering.cpp2661 KnownBits LHSKnown = DAG.computeKnownBits(N.getOperand(0)); in provablyDisjointOr() local
2662 if (!LHSKnown.Zero.getBoolValue()) in provablyDisjointOr()
2665 return (~(LHSKnown.Zero | RHSKnown.Zero) == 0); in provablyDisjointOr()
2736 KnownBits LHSKnown = DAG.computeKnownBits(N.getOperand(0)); in SelectAddressRegReg() local
2738 if (LHSKnown.Zero.getBoolValue()) { in SelectAddressRegReg()
2742 if (~(LHSKnown.Zero | RHSKnown.Zero) == 0) { in SelectAddressRegReg()
2842 KnownBits LHSKnown = DAG.computeKnownBits(N.getOperand(0)); in SelectAddressRegImm() local
2844 if ((LHSKnown.Zero.getZExtValue()|~(uint64_t)imm) == ~0ULL) { in SelectAddressRegImm()
2928 KnownBits LHSKnown = DAG.computeKnownBits(N.getOperand(0)); in SelectAddressRegImm34() local
2929 if ((LHSKnown.Zero.getZExtValue() | ~(uint64_t)Imm) != ~0ULL) in SelectAddressRegImm34()
H A DPPCISelDAGToDAG.cpp5663 KnownBits LHSKnown = CurDAG->computeKnownBits(N->getOperand(0)); in Select() local
5667 if ((LHSKnown.Zero.getZExtValue()|~(uint64_t)Imm) == ~0ULL) { in Select()
/freebsd/contrib/llvm-project/llvm/lib/Target/SystemZ/
H A DSystemZISelLowering.cpp7949 KnownBits LHSKnown = in computeKnownBitsBinOp() local
7953 Known = LHSKnown.intersectWith(RHSKnown); in computeKnownBitsBinOp()
/freebsd/contrib/llvm-project/llvm/lib/Target/X86/
H A DX86ISelLowering.cpp43225 KnownBits LHSKnown = DAG.computeKnownBits(LHS, DemandedElts, Depth + 1); in SimplifyMultipleUseDemandedBitsForTargetNode() local
43231 if (DemandedBits.isSubsetOf(RHSKnown.Zero | LHSKnown.Zero)) in SimplifyMultipleUseDemandedBitsForTargetNode()