diff options
Diffstat (limited to 'newlib/libc/sys/go32/longjmp.S')
| -rw-r--r-- | newlib/libc/sys/go32/longjmp.S | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/newlib/libc/sys/go32/longjmp.S b/newlib/libc/sys/go32/longjmp.S deleted file mode 100644 index 3c9dca33b..000000000 --- a/newlib/libc/sys/go32/longjmp.S +++ /dev/null @@ -1,65 +0,0 @@ -/* This is file LONGJMP.S */ -/* -** Copyright (C) 1993 DJ Delorie -** -** This file is distributed under the terms listed in the document -** "copying.dj". -** A copy of "copying.dj" should accompany this file; if not, a copy -** should be available from where this file was obtained. This file -** may not be distributed without a verbatim copy of "copying.dj". -** -** This file is distributed WITHOUT ANY WARRANTY; without even the implied -** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -*/ - -/* -** jmp_buf: -** eax ebx ecx edx esi edi ebp esp eip es fs gs ss -** 0 4 8 12 16 20 24 28 32 36 38 40 42 -*/ - - .globl _longjmp /* jmp_buf, int */ -_longjmp: - pushl %ebp - movl %esp,%ebp - - movl 8(%ebp),%edi /* get jmp_buf */ - movl 12(%ebp),%eax /* store retval in j->eax */ - testl %eax,%eax - jne 0f - incl %eax -0: - movl %eax,0(%edi) - - movl 24(%edi),%ebp - - pushfl /* get flags so will only re-enable */ - popl %ebx /* interrupts if they were previously */ - /* enabled */ - - cli - movw 42(%edi),%ax - movw %ax,%ss - movl 28(%edi),%esp - - pushl 32(%edi) /* for a ret! */ - - pushl %ebx /* save flags that contain previous */ - /* interrupt state */ - - movw 36(%edi),%ax - movw %ax,%es - movw 38(%edi),%ax - movw %ax,%fs - movw 40(%edi),%ax - movw %ax,%gs - movl 0(%edi),%eax - movl 4(%edi),%ebx - movl 8(%edi),%ecx - movl 12(%edi),%edx - movl 16(%edi),%esi - movl 20(%edi),%edi - - popfl /* restore previous interrupt state */ - - ret /* actually jump to new eip */ |