fpc/rtl/i386/setjump.inc
1998-07-28 20:36:41 +00:00

56 lines
1.3 KiB
PHP

{
$Id$
This file is part of the Free Pascal run time library.
Copyright (c) 1993,97 by xxxx
member of the Free Pascal development team
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
{**********************************************************************
Set_Jmp/Long_jmp
**********************************************************************}
{$I386_DIRECT}
Function SetJmp (Var S : Jmp_buf) : longint;assembler;[Public, alias : 'FPC_SETJMP'];
asm
movl 8(%ebp),%eax
movl %ebx,(%eax)
movl %esi,4(%eax)
movl %edi,8(%eax)
movl 4(%ebp),%edx
movl %edx,20(%eax)
movl (%ebp),%edx
movl %edx,12(%eax)
leal 8(%ebp),%edx
movl %edx,16(%eax)
xorl %eax,%eax
end;
Procedure longJmp (Var S : Jmp_buf; value : longint); assembler;[Public, alias : 'FPC_LONGJMP'];
asm
movl 8(%ebp),%ecx
movl 12(%ebp),%eax
testl %eax,%eax
jne .nonzero
movl $1,%eax
.nonzero:
movl (%ecx),%ebx
movl 4(%ecx),%esi
movl 8(%ecx),%edi
movl 12(%ecx),%ebp
movl 16(%ecx),%esp
jmp *20(%ecx)
end;
{$I386_ATT}