diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 03ca532787..3cd731073c 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -1639,7 +1639,7 @@ unsigned SelectionDAG::ComputeNumSignBits(SDOperand Op, unsigned Depth) const{ // Handle NEG. if (ConstantSDNode *CLHS = dyn_cast<ConstantSDNode>(Op.getOperand(0))) - if (CLHS->getValue() == 0) { + if (CLHS->isNullValue()) { APInt KnownZero, KnownOne; APInt Mask = APInt::getAllOnesValue(VTBits); ComputeMaskedBits(Op.getOperand(1), Mask, KnownZero, KnownOne, Depth+1); @@ -1960,7 +1960,7 @@ SDOperand SelectionDAG::getNode(unsigned Opcode, MVT::ValueType VT, N1.getValueType() == VT && "Binary operator types must match!"); // (X & 0) -> 0. This commonly occurs when legalizing i64 values, so it's // worth handling here. - if (N2C && N2C->getValue() == 0) + if (N2C && N2C->isNullValue()) return N2; if (N2C && N2C->isAllOnesValue()) // X & -1 -> X return N1; @@ -1971,7 +1971,7 @@ SDOperand SelectionDAG::getNode(unsigned Opcode, MVT::ValueType VT, N1.getValueType() == VT && "Binary operator types must match!"); // (X ^| 0) -> X. This commonly occurs when legalizing i64 values, so it's // worth handling here. - if (N2C && N2C->getValue() == 0) + if (N2C && N2C->isNullValue()) return N1; break; case ISD::UDIV: |