diff options
| author | Dan Gohman <gohman@apple.com> | 2008-07-03 00:52:03 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-07-03 00:52:03 +0000 |
| commit | 9b44c1f2a0ebe31e670994cfe131c7c3e0e80494 (patch) | |
| tree | c237c61a76d03e73055ead322f6d970d62c635ad /lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | ce3c413e077211c505465cb53d005342a5b1f96c (diff) | |
Avoid unnecessarily copying APInt objects.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53065 91177308-0d34-0410-b5e6-96231b3b80d8
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 e459ae74ec..9cce7380fc 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -1601,7 +1601,7 @@ void SelectionDAG::ComputeMaskedBits(SDOperand Op, const APInt &Mask, } case ISD::SREM: if (ConstantSDNode *Rem = dyn_cast<ConstantSDNode>(Op.getOperand(1))) { - APInt RA = Rem->getAPIntValue(); + const APInt &RA = Rem->getAPIntValue(); if (RA.isPowerOf2() || (-RA).isPowerOf2()) { APInt LowBits = RA.isStrictlyPositive() ? (RA - 1) : ~RA; APInt Mask2 = LowBits | APInt::getSignBit(BitWidth); @@ -1623,7 +1623,7 @@ void SelectionDAG::ComputeMaskedBits(SDOperand Op, const APInt &Mask, return; case ISD::UREM: { if (ConstantSDNode *Rem = dyn_cast<ConstantSDNode>(Op.getOperand(1))) { - APInt RA = Rem->getAPIntValue(); + const APInt &RA = Rem->getAPIntValue(); if (RA.isPowerOf2()) { APInt LowBits = (RA - 1); APInt Mask2 = LowBits & Mask; @@ -2305,7 +2305,7 @@ SDOperand SelectionDAG::getNode(unsigned Opcode, MVT VT, if (N1C) { if (N2C) { - APInt C1 = N1C->getAPIntValue(), C2 = N2C->getAPIntValue(); + const APInt &C1 = N1C->getAPIntValue(), &C2 = N2C->getAPIntValue(); switch (Opcode) { case ISD::ADD: return getConstant(C1 + C2, VT); case ISD::SUB: return getConstant(C1 - C2, VT); |