1 76193d7c 2003-09-30 devnull 
 2 76193d7c 2003-09-30 devnull .globl	_xinc
 3 76193d7c 2003-09-30 devnull _xinc:
 4 76193d7c 2003-09-30 devnull 	movl 4(%esp), %eax
 5 76193d7c 2003-09-30 devnull 	lock incl 0(%eax)
 6 76193d7c 2003-09-30 devnull 	ret
 7 76193d7c 2003-09-30 devnull 
 8 76193d7c 2003-09-30 devnull .globl	_xdec
 9 76193d7c 2003-09-30 devnull _xdec:
10 76193d7c 2003-09-30 devnull 	movl 4(%esp), %eax
11 76193d7c 2003-09-30 devnull 	lock decl 0(%eax)
12 76193d7c 2003-09-30 devnull 	jz iszero
13 76193d7c 2003-09-30 devnull 	movl %eax, 1
14 76193d7c 2003-09-30 devnull 	ret
15 76193d7c 2003-09-30 devnull iszero:
16 76193d7c 2003-09-30 devnull 	movl %eax, 0
17 76193d7c 2003-09-30 devnull 	ret
18 76193d7c 2003-09-30 devnull