these were only relevant for a.out builds; time to sleep forever...
This commit is contained in:
mrg
parent
4c92852a80
commit
0b9686b0cc
|
|
@ -1,115 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 1983, 1993
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#if defined(LIBC_SCCS) && !defined(lint)
|
||||
/* .asciz "@(#)setjmp.s 8.1 (Berkeley) 6/4/93" */
|
||||
.asciz "$NetBSD: compat_setjmp.S,v 1.1 2006/02/18 22:54:51 matt Exp $"
|
||||
#endif /* LIBC_SCCS and not lint */
|
||||
|
||||
/*
|
||||
* C library -- setjmp, longjmp
|
||||
*
|
||||
* longjmp(a,v)
|
||||
* will generate a "return(v)" from
|
||||
* the last call to
|
||||
* setjmp(a)
|
||||
* by restoring registers from the stack,
|
||||
* and a struct sigcontext, see <signal.h>
|
||||
*/
|
||||
|
||||
#include "DEFS.h"
|
||||
#include "assym.h"
|
||||
|
||||
ENTRY(setjmp, R6)
|
||||
movl 4(%ap),%r6 # construct sigcontext
|
||||
subl2 $12,%sp # space for current struct sigstack
|
||||
pushl %sp # get current values
|
||||
pushl $0 # no new values
|
||||
calls $4,_C_LABEL(__sigaltstack14) # pop args plus signal stack value
|
||||
movl (%sp)+,(%r6)+ # save onsigstack status of caller
|
||||
subl2 $SS_LEN,%sp
|
||||
pushl %sp
|
||||
pushl $0
|
||||
pushl $SIG_BLOCK
|
||||
calls $3,_C_LABEL(sigprocmask)# get signal mask
|
||||
movl (%sp),(%r6)+ # save signal mask of caller
|
||||
movl (%ap),%r0
|
||||
moval 4(%ap)[%r0],(%r6)+ # save sp of caller
|
||||
movl 12(%fp),(%r6)+ # save frame pointer of caller
|
||||
movl 8(%fp),(%r6)+ # save argument pointer of caller
|
||||
movl 16(%fp),(%r6)+ # save pc of caller
|
||||
movpsl (%r6) # save psl of caller
|
||||
movw 4(%fp),(%r6)
|
||||
clrl %r0
|
||||
ret
|
||||
|
||||
ENTRY(longjmp, 0)
|
||||
movl 8(%ap),%r0 # return(v)
|
||||
movl 4(%ap),%r1 # fetch buffer
|
||||
tstl 12(%r1)
|
||||
beql botch
|
||||
loop:
|
||||
cmpl 12(%r1),%fp # are we there yet?
|
||||
beql done
|
||||
blssu botch
|
||||
moval 20(%fp),%r2
|
||||
blbc 6(%fp),1f # was %r0 saved?
|
||||
movl %r0,(%r2)+
|
||||
1:
|
||||
bbc $1,6(%fp),2f # was %r1 saved?
|
||||
movl %r1,(%r2)
|
||||
2:
|
||||
movab loop,16(%fp)
|
||||
ret # pop another frame
|
||||
|
||||
done:
|
||||
pushl SC13_LEN+20(%r1) # here we fake a sigcontext
|
||||
pushl SC13_LEN+16(%r1) # from a sigcontext13
|
||||
pushl SC13_LEN+12(%r1)
|
||||
pushl SC13_LEN+8(%r1) # first do save registers
|
||||
pushl SC13_LEN+4(%r1)
|
||||
pushl SC13_LEN+0(%r1)
|
||||
pushl $0 # fill out the sigset
|
||||
pushl $0
|
||||
pushl $0
|
||||
pushl SC13_MASK(%r1)
|
||||
pushl SC13_PS(%r1) # now do everything else
|
||||
pushl SC13_PC(%r1)
|
||||
pushl SC13_AP(%r1)
|
||||
pushl SC13_FP(%r1)
|
||||
pushl SC13_AP(%r1)
|
||||
pushl $0
|
||||
pushl SC13_ONSTACK(%r1)
|
||||
movl %sp,%r1
|
||||
pushl %r0 # the return value
|
||||
pushl %r1 # the sigcontext
|
||||
calls $2,_C_LABEL(__longjmp14)
|
||||
botch:
|
||||
calls $0,_C_LABEL(longjmperror)
|
||||
halt
|
||||
|
|
@ -1,64 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 1983, 1993, 1995
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#if defined(LIBC_SCCS) && !defined(lint)
|
||||
.asciz "$NetBSD: compat_sigsetjmp.S,v 1.1 2006/02/18 22:54:51 matt Exp $"
|
||||
#endif /* LIBC_SCCS and not lint */
|
||||
|
||||
/*
|
||||
* C library -- sigsetjmp, siglongjmp
|
||||
*
|
||||
* siglongjmp(a,v)
|
||||
* will generate a "return(v)" from
|
||||
* the last call to
|
||||
* sigsetjmp(a, savemask)
|
||||
* by restoring registers from the stack,
|
||||
* and dependent on savemask restores the
|
||||
* signal mask.
|
||||
*/
|
||||
|
||||
#include "DEFS.h"
|
||||
#include <machine/setjmp.h>
|
||||
|
||||
ENTRY(sigsetjmp, R6)
|
||||
movl 4(%ap),%r0 # get env pointer
|
||||
movl 8(%ap),(_JBLEN*4)(%r0) # save "savemask"
|
||||
tstl 8(%ap) # do saving of signal mask?
|
||||
beql L1
|
||||
jmp _C_LABEL(setjmp)+2 # yep, do full setjmp
|
||||
L1: jmp _C_LABEL(_setjmp)+2 # nope, skip to _setjmp
|
||||
|
||||
ENTRY(siglongjmp, 0)
|
||||
movl 4(%ap),%r0 # get env pointer
|
||||
tstl (_JBLEN*4)(%r0) # test if "savemask" was set
|
||||
beql L2
|
||||
jmp _C_LABEL(longjmp)+2 # yep, do full longjmp
|
||||
L2: jmp _C_LABEL(_longjmp)+2 # nope, skip to _longjmp
|
||||
|
||||
|
||||
Loading…
Reference in New Issue