1 .globl	_setlabel
2 .type	_setlabel,@function
3 
4 _setlabel:
5 	movl	4(%esp), %eax
6 	movl	0(%esp), %edx
7 	movl	%edx, 0(%eax)
8 	movl	%ebx, 4(%eax)
9 	movl	%esp, 8(%eax)
10 	movl	%ebp, 12(%eax)
11 	movl	%esi, 16(%eax)
12 	movl	%edi, 20(%eax)
13 	xorl	%eax, %eax
14 	ret
15 
16 .globl	_gotolabel
17 .type	_gotolabel,@function
18 
19 _gotolabel:
20 	movl	4(%esp), %edx
21 	movl	0(%edx), %ecx
22 	movl	4(%edx), %ebx
23 	movl	8(%edx), %esp
24 	movl	12(%edx), %ebp
25 	movl	16(%edx), %esi
26 	movl	20(%edx), %edi
27 	xorl	%eax, %eax
28 	incl	%eax
29 	movl	%ecx, 0(%esp)
30 	ret
31 
32 
33 .globl	_xinc
34 _xinc:
35 	movl 4(%esp), %eax
36 	lock incl 0(%eax)
37 	ret
38 
39 .globl	_xdec
40 _xdec:
41 	movl 4(%esp), %eax
42 	lock decl 0(%eax)
43 	jz iszero
44 	movl %eax, 1
45 	ret
46 iszero:
47 	movl %eax, 0
48 	ret
49