NetBSD/sys/libkern/i386/setjmp.s

27 lines
630 B
ArmAsm

#include "DEFS.h"
ENTRY(setjmp)
movl 4(%esp),%eax
movl %ebx,(%eax) # save ebx
movl %esp,4(%eax) # save esp
movl %ebp,8(%eax) # save ebp
movl %esi,12(%eax) # save esi
movl %edi,16(%eax) # save edi
movl (%esp),%edx # get rta
movl %edx,20(%eax) # save eip
xorl %eax,%eax # return (0);
ret
ENTRY(longjmp)
movl 4(%esp),%eax
movl (%eax),%ebx # restore ebx
movl 4(%eax),%esp # restore esp
movl 8(%eax),%ebp # restore ebp
movl 12(%eax),%esi # restore esi
movl 16(%eax),%edi # restore edi
movl 20(%eax),%edx # get rta
movl %edx,(%esp) # put in return frame
xorl %eax,%eax # return (1);
incl %eax
ret