PACM Pointer authentication modifier This instruction is used to set the value of PSTATE.PACM to 1. If FEAT_PAuth_LR is not implemented, this instruction behaves as a NOP. 1 1 0 1 0 1 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 1 0 0 1 1 1 1 1 1 1 1 PACM if !IsFeatureImplemented(FEAT_PAuth_LR) then ExecuteAsNOP(); PSTATE.PACM = if IsPACMEnabled() then '1' else '0';