[bits 16]
pushf
pushfw
pushfd
;pushfq
popf
popfw
popfd
;popfq

[bits 32]
pushf
pushfw
pushfd
;pushfq
popf
popfw
popfd
;popfq

[bits 64]
pushf
pushfw
;pushfd
pushfq
popf
popfw
;popfd
popfq