WE CAN RETURN VALUES FROM FUNCTIONS LESS GOOO

out.asm

@@ -7,14 +7,9 @@ section .text
 global _start
 _start: 
 call test
-push 2
-push 3
-mov rax, [rsp + 8]
-mov rbx, [rsp + 0]
-add rax, rbx
-mov QWORD [rsp + 8], rax
+push rax
 mov rax, 60
-mov rdi, [rsp + 8]
+mov rdi, [rsp + 0]
 syscall 
 test: 
 mov rsi, .LC0
@@ -22,4 +17,5 @@ mov rdx, .LC1
 mov rax, 1
 mov rdi, 1
 syscall 
+mov rax, 123
 ret