Recursive power function for MacOS nasm

r_pow_macos.asm

section .data
section .text
global start
global power

power:
; ro ro fite
push rbp
mov rbp, rsp

mov r12, [rbp+16] ; 3 (base)
mov r13, [rbp+24] ; 4 (power)

imul rdi, r12

cmp r13, 1 ; if r13==1 return
je return

dec r13

push r13
push r12

call power ; woah recuuuuurrrssiOnN
return:
mov rsp, rbp ; realign the stuck after we f-d it up by pushing
pop rbp
ret


start:

push 4 ; rsp+24
push 3 ; rsp+16
mov rdi, 1
call power
mov rax, 0x2000001 ; exit()
syscall