unmodeled side effects

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1

Hi
   A bunch of instructions that I have defined in tablegen files get
tagged with unmodeledSideEffect property. I have defined these
instructions with no corresponding dag patterns. Is there a way i can
avoid this property and say they do not have any side effects

thanks
shrey

2

Try setting neverHasSideEffects to 1:

let neverHasSideEffects = 1 in
def MYINSTRUCTION : ...