[LLVMdev] how to define INTRINSIC_W_CHAIN

[Krzysztof Parzyszek]

On 7/18/2014 2:00 PM, kewuzhang wrote:
>
> I am working on an intrinsic function, which will write to a pointer argument.
> So I am lowering it and think I need to catch it in lowerINTRINSIC_W_CHAIN,  but somehow it always fall into INTRINSIC_WO_CHAIN category.
>
> I put [IntrReadwriteArgMem] into my Intrinsic  class definition, it did not help.
> tried put [SDNPHasChain] into  intrinsic class definition, cause errors” Element type mismatch for list”.
>
>   wondering how to flag it  to INTRINSIC_W_CHAIN?


Does it have chain in the initial DAG?

-Krzysztof


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