Lines Matching defs:BW

7156 // Check that (every element of) Reg is undef or not an exact multiple of BW.
7158                                         Register Reg, unsigned BW) {
7164         return !CI || CI->getValue().urem(BW) != 0;
7175   unsigned BW = Ty.getScalarSizeInBits();
7177   if (!isPowerOf2_32(BW))
7183   if (isNonZeroModBitWidthOrUndef(MRI, Z, BW)) {
7214   const unsigned BW = Ty.getScalarSizeInBits();
7221   if (isNonZeroModBitWidthOrUndef(MRI, Z, BW)) {
7222     // fshl: X << C | Y >> (BW - C)
7223     // fshr: X << (BW - C) | Y >> C
7224     // where C = Z % BW is not zero
7225     auto BitWidthC = MIRBuilder.buildConstant(ShTy, BW);
7231     // fshl: X << (Z % BW) | Y >> 1 >> (BW - 1 - (Z % BW))
7232     // fshr: X << 1 << (BW - 1 - (Z % BW)) | Y >> (Z % BW)
7233     auto Mask = MIRBuilder.buildConstant(ShTy, BW - 1);
7234     if (isPowerOf2_32(BW)) {
7235       // Z % BW -> Z & (BW - 1)
7237       // (BW - 1) - (Z % BW) -> ~Z & (BW - 1)
7241       auto BitWidthC = MIRBuilder.buildConstant(ShTy, BW);
7266   // shifts by BW):
7267   // G_FSHL: (X << (Z % BW)) | (Y >> (BW - (Z % BW)))
7268   // G_FSHR: (X << (BW - (Z % BW))) | (Y >> (Z % BW))
8903   unsigned BW = Ty.getScalarSizeInBits();
8910     auto SatMin = MIRBuilder.buildConstant(Ty, APInt::getSignedMinValue(BW));
8911     auto SatMax = MIRBuilder.buildConstant(Ty, APInt::getSignedMaxValue(BW));
8916     SatVal = MIRBuilder.buildConstant(Ty, APInt::getMaxValue(BW));