(four bytes)
g - Giant words (eight bytes)
[Address expression]
任意合法的地址表达
(lldb) x/3i NSLog
0x1a8dcb72c...: 0xd10083ff sub sp, sp, #0x20 ; =0x20
0x1a8dcb730: 0xa9017bfd stp x29, x30, [sp, #0x10]
0x1a8dcb734...#0x10 ; =0x10
(lldb) b NSLog
Breakpoint 4: where = Foundation`NSLog, address = 0x00000001a8dcb72c...(lldb) x/3i 0x00000001a8dcb72c
0x1a8dcb72c: 0xd10083ff sub sp, sp, #0x20 ; =0x20...0x1a8dcb730: 0xa9017bfd stp x29, x30, [sp, #0x10]
0x1a8dcb734: 0x910043fd add x29, sp, #0x10