ia64/linux-2.6.18-xen.hg

view arch/um/sys-i386/stub.S @ 647:a5bb490065f6

Fix the build after public header sync.
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
author Keir Fraser <keir.fraser@citrix.com>
date Wed Aug 13 14:01:49 2008 +0100 (2008-08-13)
parents 831230e53067
children
line source
1 #include "uml-config.h"
3 .globl syscall_stub
4 .section .__syscall_stub, "x"
6 .globl batch_syscall_stub
7 batch_syscall_stub:
8 /* load pointer to first operation */
9 mov $(UML_CONFIG_STUB_DATA+8), %esp
11 again:
12 /* load length of additional data */
13 mov 0x0(%esp), %eax
15 /* if(length == 0) : end of list */
16 /* write possible 0 to header */
17 mov %eax, UML_CONFIG_STUB_DATA+4
18 cmpl $0, %eax
19 jz done
21 /* save current pointer */
22 mov %esp, UML_CONFIG_STUB_DATA+4
24 /* skip additional data */
25 add %eax, %esp
27 /* load syscall-# */
28 pop %eax
30 /* load syscall params */
31 pop %ebx
32 pop %ecx
33 pop %edx
34 pop %esi
35 pop %edi
36 pop %ebp
38 /* execute syscall */
39 int $0x80
41 /* check return value */
42 pop %ebx
43 cmp %ebx, %eax
44 je again
46 done:
47 /* save return value */
48 mov %eax, UML_CONFIG_STUB_DATA
50 /* stop */
51 int3