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Always merge profitable shifts on A9, not just when they have a single use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141248 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -555,9 +555,7 @@ bool ARMDAGToDAGISel::SelectLdStSOReg(SDValue N, SDValue &Base, SDValue &Offset,
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if (ConstantSDNode *Sh =
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dyn_cast<ConstantSDNode>(N.getOperand(0).getOperand(1))) {
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ShAmt = Sh->getZExtValue();
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if (!Subtarget->isCortexA9() ||
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(N.hasOneUse() &&
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isShifterOpProfitable(N.getOperand(0), ShOpcVal, ShAmt))) {
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if (isShifterOpProfitable(N.getOperand(0), ShOpcVal, ShAmt)) {
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Offset = N.getOperand(0).getOperand(0);
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Base = N.getOperand(1);
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} else {
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@ -697,9 +695,7 @@ AddrMode2Type ARMDAGToDAGISel::SelectAddrMode2Worker(SDValue N,
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if (ConstantSDNode *Sh =
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dyn_cast<ConstantSDNode>(N.getOperand(0).getOperand(1))) {
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ShAmt = Sh->getZExtValue();
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if (!Subtarget->isCortexA9() ||
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(N.hasOneUse() &&
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isShifterOpProfitable(N.getOperand(0), ShOpcVal, ShAmt))) {
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if (isShifterOpProfitable(N.getOperand(0), ShOpcVal, ShAmt)) {
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Offset = N.getOperand(0).getOperand(0);
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Base = N.getOperand(1);
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} else {
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