mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-26 11:47:31 +00:00
34 lines
784 B
ArmAsm
34 lines
784 B
ArmAsm
#include "svr4_assym.h" /* system definitions */
|
|
#include <machine/asmacros.h> /* miscellaneous asm macros */
|
|
|
|
#include <compat/svr4/svr4_syscall.h> /* system call numbers */
|
|
|
|
/* $FreeBSD$ */
|
|
|
|
NON_GPROF_ENTRY(svr4_sigcode)
|
|
call *SVR4_SIGF_HANDLER(%esp)
|
|
leal SVR4_SIGF_UC(%esp),%eax # ucp (the call may have clobbered the
|
|
# copy at SIGF_UCP(%esp))
|
|
#ifdef VM86
|
|
#warning "VM86 doesn't work yet - do you really want this?"
|
|
testl $PSL_VM,SVR4_UC_EFLAGS(%eax)
|
|
jnz 1f
|
|
#endif
|
|
movl SVR4_UC_GS(%eax),%gs
|
|
1: pushl %eax # pointer to ucontext
|
|
pushl $1 # set context
|
|
movl $_svr4_sys_context,%eax
|
|
int $0x80 # enter kernel with args on stack
|
|
0: jmp 0b
|
|
|
|
ALIGN_TEXT
|
|
svr4_esigcode:
|
|
|
|
.data
|
|
.globl _svr4_szsigcode
|
|
_svr4_szsigcode:
|
|
.long svr4_esigcode - _svr4_sigcode
|
|
|
|
.text
|
|
|