STUI

UINTR UINTR x86_64

2 encoding forms.

X86_STUI_X86_LEGACY_0F_01_0
(no syntax)
X86_LEGACY 01 UINTR
XED_STUI
REG0=XED_REG_UIF:w:SUPP:i1
X86_LEGACY 01 /5 UINTR