| /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| /* |
| * os_BSD_386_2.s |
| * We need to define our own setjmp/longjmp on BSDI 2.x because libc's |
| * implementation does some sanity checking that defeats user level threads. |
| * This should no longer be necessary in BSDI 3.0. |
| */ |
| |
| .globl _setjmp |
| .align 2 |
| _setjmp: |
| movl 4(%esp),%eax |
| movl 0(%esp),%edx |
| movl %edx, 0(%eax) /* rta */ |
| movl %ebx, 4(%eax) |
| movl %esp, 8(%eax) |
| movl %ebp,12(%eax) |
| movl %esi,16(%eax) |
| movl %edi,20(%eax) |
| movl $0,%eax |
| ret |
| |
| .globl _longjmp |
| .align 2 |
| _longjmp: |
| movl 4(%esp),%edx |
| movl 8(%esp),%eax |
| movl 0(%edx),%ecx |
| movl 4(%edx),%ebx |
| movl 8(%edx),%esp |
| movl 12(%edx),%ebp |
| movl 16(%edx),%esi |
| movl 20(%edx),%edi |
| cmpl $0,%eax |
| jne 1f |
| movl $1,%eax |
| 1: movl %ecx,0(%esp) |
| ret |
