[ ]*[0-9a-f]+:[ ]+66 90[ ]+xchg[ ]+%ax,%ax[ ]*(#.*)*
[ ]*[0-9a-f]+:[ ]+87 c0[ ]+xchg[ ]+%eax,%eax[ ]*(#.*)*
[ ]*[0-9a-f]+:[ ]+90[ ]+nop[ ]*(#.*)*
-[ ]*[0-9a-f]+:[ ]+48 90[ ]+rex64 nop[ ]*(#.*)*
+[ ]*[0-9a-f]+:[ ]+48 90[ ]+rex.W nop[ ]*(#.*)*
[ ]*[0-9a-f]+:[ ]+49 90[ ]+xchg[ ]+%rax,%r8[ ]*(#.*)*
[ ]*[0-9a-f]+:[ ]+41 90[ ]+xchg[ ]+%eax,%r8d[ ]*(#.*)*
[ ]*[0-9a-f]+:[ ]+41 90[ ]+xchg[ ]+%eax,%r8d[ ]*(#.*)*