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Thumb does not have clz.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33773 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -154,7 +154,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
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setOperationAction(ISD::ROTL, MVT::i32, Expand);
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setOperationAction(ISD::CTTZ , MVT::i32, Expand);
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setOperationAction(ISD::CTPOP, MVT::i32, Expand);
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if (!Subtarget->hasV5TOps())
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if (!Subtarget->hasV5TOps() || Subtarget->isThumb())
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setOperationAction(ISD::CTLZ, MVT::i32, Expand);
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// These are expanded into libcalls.
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