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Skip impdef regs during eabi save/restore list emission to workaround PR11902
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161301 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1136,8 +1136,14 @@ void ARMAsmPrinter::EmitUnwindingInstruction(const MachineInstr *MI) {
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assert(SrcReg == ARM::SP &&
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"Only stack pointer as a source reg is supported");
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for (unsigned i = StartOp, NumOps = MI->getNumOperands() - NumOffset;
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i != NumOps; ++i)
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RegList.push_back(MI->getOperand(i).getReg());
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i != NumOps; ++i) {
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const MachineOperand &MO = MI->getOperand(i);
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// Actually, there should never be any impdef stuff here. Skip it
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// temporary to workaround PR11902.
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if (MO.isImplicit())
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continue;
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RegList.push_back(MO.getReg());
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}
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break;
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case ARM::STR_PRE_IMM:
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case ARM::STR_PRE_REG:
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