; x86_64 Linux NASM
; Linked_List_Insert.asm

%ifndef INSERT
%define INSERT

%include "Linked_List_Definition.asm" ; see LL def task
%include "Heap_Alloc.asm" ; see memory allocation task

section .text

; rdi - link to insert after
; rsi - value that the new link will hold
Insert_After:
  push rdi
  push rsi
  mov rdi, linkSize
  call alloc
  cmp rax, 0
  je Memory_Allocation_Failure_Exception
  pop rdi
  mov dword [rax + value], edi
  pop rdi
  mov rsi, qword [rdi + next]
  mov qword [rax + next], rsi
  mov qword [rdi + next], rax
  ret

%endif