Bugfix sdl_error

yaglitch.asm

@@ -501,6 +501,7 @@ visu:
 sdl_error:
 	; display error & exit
 	call SDL_GetError
+	mov r13, rax
 	push rax
 .dbg:
 	test rax, rax
@@ -508,10 +509,11 @@ sdl_error:
 	mov rdi, rax
 	call strlen
 	.printerr:
-	mov rdx, rsi ; msglen
-	pop rdi ; msg
+	mov rdx, rax ; msglen
+	pop rsi ; msg
 	mov rax, 1 ; write
 	mov rdi, 2 ; stderr
+.dbg1:
 	syscall
 	mov rdi, 0xF
 	jmp sdl_exit_err