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/* $OpenBSD: sigsetjmp.S,v 1.1 2001/08/29 01:45:24 art Exp $ */
/* $NetBSD: sigsetjmp.S,v 1.5 2000/08/28 00:45:59 eeh Exp $ */
/*
* Copyright (c) 1995 Paul Kranenburg
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Paul Kranenburg.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
*/
#include "SYS.h"
#ifdef PIC
ENTRY(sigsetjmp)
PIC_PROLOGUE(%g1,%o2) ! %g1 = _GLOBAL_OFFSET_TABLE
set _C_LABEL(setjmp), %o2 ! if (%o1 != 0) goto _setjmp;
set _C_LABEL(_setjmp), %o3 ! else goto __setjmp;
movrnz %o1, %o2, %o3
ldx [%g1+%o3], %g1
jmp %g1
st %o1,[%o0+0x48] ! jmpbuf[JBLEN]
ENTRY(siglongjmp)
PIC_PROLOGUE(%g1,%o2) ! %g1 = _GLOBAL_OFFSET_TABLE
ld [%o0 + 0x48],%o2 ! jmpbuf[JBLEN]
set _C_LABEL(longjmp), %o3 ! if (%o2 != 0) goto _longjmp;
set _C_LABEL(_longjmp), %o4 ! else goto __longjmp;
movrnz %o2, %o3, %o4
ldx [%g1 + %o4], %g1
jmp %g1
nop
unimp 0
#else /* PIC */
ENTRY(sigsetjmp)
brz,pt %o1,_C_LABEL(_setjmp)
st %o1,[%o0+0x48] ! jmpbuf[JBLEN]
ba,a,pt %icc,_C_LABEL(setjmp)
nop ! spitfire bug
unimp 0
ENTRY(siglongjmp)
ld [%o0 + 0x48], %g1
brz,pt %g1, _C_LABEL(_longjmp)
nop
ba,a,pt %icc, _C_LABEL(longjmp)
unimp 0
#endif /* PIC */
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