Appendix C P4 reserved annotations

The following table shows all P4 reserved annotations.

|—————|—————————————————-|————————–| | Annotation | Purpose | See Section | +—————+:—————————————————+:————————-+ | atomic | specify atomic execution | [#sec-concurrency] | | defaultonly | action can only appear in the default action | [#sec-table-action-anno] | | hidden | hides a controllable entity from the control plane | [#sec-name-annotations] | | match | specify match_kind of a field in a value_set | [#sec-value-set-annotations] | | name | assign local control-plane name | [#sec-name-annotations] | | optional | parameter is optional | [#sec-optional-parameter-annotations] | | tableonly | action cannot be a default_action | [#sec-table-action-anno] | | deprecated | Construct has been deprecated | [#sec-deprecated-anno] | | pure | pure function | [#sec-extern-annotations] | | noSideEffects | function with no side effects | [#sec-extern-annotations] | | noWarn | Has a string argument; inhibits compiler warnings | [#sec-nowarn-anno] | |—————|—————————————————-|————————–|