wincreate.asm

;; Copyright (c) 2017, Nicolas Chevalier <nicolas.chevalier@enicom.org>
;;
;; Permission to use, copy, modify, and distribute this software for any
;; purpose with or without fee is hereby granted, provided that the above
;; copyright notice and this permission notice appear in all copies.
;;
;; THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
;; WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
;; MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
;; ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
;; WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
;; ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
;; OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

extern	_sel_registerName
extern	_objc_msgSend
extern  _objc_allocateClassPair
extern	_objc_getClass
extern	_class_addMethod
 
global _xasm_wincreate

section .text

s1:	db "NSWindow", 0
s2:	db "win_event", 0
s3:	db "alloc", 0

_xasm_wincreate:
	enter 0, 0

	mov rdi, s1
	call _objc_getClass
	mov rdi, rax
	mov rsi, s2
	mov rdx, 0
	call _objc_allocateClassPair
	mov rbx, rax
	mov rdi, s3
	call _sel_registerName
	mov rdi, rbx
	mov rsi, rax
	call _objc_msgSend  

	leave
	ret