reference, declaration → definition definition → references, declarations, derived classes, virtual overrides reference to multiple definitions → definitions unreferenced |
121 uint32_t BitWidth = DemandedMask.getBitWidth(); 134 if (DemandedMask.isNullValue()) // Not demanding any bits from V. 150 return SimplifyMultipleUseDemandedBits(I, DemandedMask, Known, Depth, CxtI); 159 DemandedMask.setAllBits(); 167 if (SimplifyDemandedBits(I, 1, DemandedMask, RHSKnown, Depth + 1) || 168 SimplifyDemandedBits(I, 0, DemandedMask & ~RHSKnown.Zero, LHSKnown, 181 if (DemandedMask.isSubsetOf(IKnownZero|IKnownOne)) 186 if (DemandedMask.isSubsetOf(LHSKnown.Zero | RHSKnown.One)) 188 if (DemandedMask.isSubsetOf(RHSKnown.Zero | LHSKnown.One)) 192 if (ShrinkDemandedConstant(I, 1, DemandedMask & ~LHSKnown.Zero)) 201 if (SimplifyDemandedBits(I, 1, DemandedMask, RHSKnown, Depth + 1) || 202 SimplifyDemandedBits(I, 0, DemandedMask & ~RHSKnown.One, LHSKnown, 215 if (DemandedMask.isSubsetOf(IKnownZero|IKnownOne)) 220 if (DemandedMask.isSubsetOf(LHSKnown.One | RHSKnown.Zero)) 222 if (DemandedMask.isSubsetOf(RHSKnown.One | LHSKnown.Zero)) 226 if (ShrinkDemandedConstant(I, 1, DemandedMask)) 234 if (SimplifyDemandedBits(I, 1, DemandedMask, RHSKnown, Depth + 1) || 235 SimplifyDemandedBits(I, 0, DemandedMask, LHSKnown, Depth + 1)) 249 if (DemandedMask.isSubsetOf(IKnownZero|IKnownOne)) 254 if (DemandedMask.isSubsetOf(RHSKnown.Zero)) 256 if (DemandedMask.isSubsetOf(LHSKnown.Zero)) 262 if (DemandedMask.isSubsetOf(RHSKnown.Zero | LHSKnown.Zero)) { 273 if (DemandedMask.isSubsetOf(RHSKnown.Zero|RHSKnown.One) && 276 ~RHSKnown.One & DemandedMask); 283 if (ShrinkDemandedConstant(I, 1, DemandedMask)) 294 (LHSKnown.One & RHSKnown.One & DemandedMask) != 0) { 297 APInt NewMask = ~(LHSKnown.One & RHSKnown.One & DemandedMask); 324 unsigned CTZ = DemandedMask.countTrailingZeros(); 333 unsigned CTZ = DemandedMask.countTrailingZeros(); 344 if (SimplifyDemandedBits(I, 2, DemandedMask, RHSKnown, Depth + 1) || 345 SimplifyDemandedBits(I, 1, DemandedMask, LHSKnown, Depth + 1)) 351 if (ShrinkDemandedConstant(I, 1, DemandedMask) || 352 ShrinkDemandedConstant(I, 2, DemandedMask)) 364 APInt InputDemandedMask = DemandedMask.zextOrTrunc(SrcBitWidth); 391 if (SimplifyDemandedBits(I, 0, DemandedMask, Known, Depth + 1)) 399 APInt InputDemandedBits = DemandedMask.trunc(SrcBitWidth); 403 if (DemandedMask.getActiveBits() > SrcBitWidth) 413 DemandedMask.getActiveBits() <= SrcBitWidth) { 429 unsigned NLZ = DemandedMask.countLeadingZeros(); 472 DemandedMask, Known)) 476 APInt DemandedMaskIn(DemandedMask.lshr(ShiftAmt)); 502 APInt DemandedMaskIn(DemandedMask.shl(ShiftAmt)); 524 if (DemandedMask.isOneValue()) { 533 if (DemandedMask.isSignMask()) 541 APInt DemandedMaskIn(DemandedMask.shl(ShiftAmt)); 544 if (DemandedMask.countLeadingZeros() <= ShiftAmt) 568 !DemandedMask.intersects(HighBits)) { 608 if (DemandedMask.ult(RA)) // srem won't affect demanded bits 637 if (DemandedMask.isSignBitSet()) { 652 Known.Zero = APInt::getHighBitsSet(BitWidth, Leaders) & DemandedMask; 662 unsigned NLZ = DemandedMask.countLeadingZeros(); 663 unsigned NTZ = DemandedMask.countTrailingZeros(); 703 APInt DemandedMaskLHS(DemandedMask.lshr(ShiftAmt)); 704 APInt DemandedMaskRHS(DemandedMask.shl(BitWidth - ShiftAmt)); 735 APInt DemandedElts = DemandedMask.zextOrTrunc(ArgWidth); 754 if (DemandedMask.isSubsetOf(Known.Zero|Known.One))