leavew
Destroy 16-bit stack frame
Dismantles a frame using a 16-bit saved frame pointer.
186 and later
CFPFAFZFSFDFOF –––––––
- Changes no flag
Forms
leavew
In 64-bit mode it sets rsp from rbp, then pops two bytes into bp, advancing rsp by 2. It leaves flags unchanged. This is distinct from the normal 64-bit leave / leaveq form.
global _start
section .text
_start:
mov rax, 12
mov rbx, 5
mov rcx, 3
mov rsi, 9
leavew
mov rax, 60 ; syscall 60: exit
xor rdi, rdi
syscall