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[inline asm] Fix a crasher for an invalid value type/register class.
rdar://13731657 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180226 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -6171,10 +6171,17 @@ void SelectionDAGBuilder::visitInlineAsm(ImmutableCallSite CS) {
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MatchedRegs.RegVTs.push_back(RegVT);
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MatchedRegs.RegVTs.push_back(RegVT);
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MachineRegisterInfo &RegInfo = DAG.getMachineFunction().getRegInfo();
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MachineRegisterInfo &RegInfo = DAG.getMachineFunction().getRegInfo();
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for (unsigned i = 0, e = InlineAsm::getNumOperandRegisters(OpFlag);
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for (unsigned i = 0, e = InlineAsm::getNumOperandRegisters(OpFlag);
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i != e; ++i)
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i != e; ++i) {
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MatchedRegs.Regs.push_back
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if (const TargetRegisterClass *RC = TLI.getRegClassFor(RegVT))
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(RegInfo.createVirtualRegister(TLI.getRegClassFor(RegVT)));
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MatchedRegs.Regs.push_back(RegInfo.createVirtualRegister(RC));
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else {
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LLVMContext &Ctx = *DAG.getContext();
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Ctx.emitError(CS.getInstruction(), "inline asm error: This value"
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" type register class is not natively supported!");
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report_fatal_error("inline asm error: This value type register "
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"class is not natively supported!");
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}
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}
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// Use the produced MatchedRegs object to
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// Use the produced MatchedRegs object to
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MatchedRegs.getCopyToRegs(InOperandVal, DAG, getCurDebugLoc(),
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MatchedRegs.getCopyToRegs(InOperandVal, DAG, getCurDebugLoc(),
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Chain, &Flag, CS.getInstruction());
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Chain, &Flag, CS.getInstruction());
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