2004-08-17 17:34:28 +02:00
|
|
|
/* libunwind - a platform-independent unwind library
|
|
|
|
|
Copyright (C) 2003 Hewlett-Packard Co
|
|
|
|
|
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
|
|
|
|
|
|
|
|
|
|
This file is part of libunwind.
|
|
|
|
|
|
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining
|
|
|
|
|
a copy of this software and associated documentation files (the
|
|
|
|
|
"Software"), to deal in the Software without restriction, including
|
|
|
|
|
without limitation the rights to use, copy, modify, merge, publish,
|
|
|
|
|
distribute, sublicense, and/or sell copies of the Software, and to
|
|
|
|
|
permit persons to whom the Software is furnished to do so, subject to
|
|
|
|
|
the following conditions:
|
|
|
|
|
|
|
|
|
|
The above copyright notice and this permission notice shall be
|
|
|
|
|
included in all copies or substantial portions of the Software.
|
|
|
|
|
|
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
|
|
|
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
|
|
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
|
|
|
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
|
|
|
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
|
|
|
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
|
|
|
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
|
|
|
|
|
|
|
|
#define SIG_SETMASK 2
|
|
|
|
|
|
|
|
|
|
.global _UI_siglongjmp_cont
|
|
|
|
|
.global sigprocmask
|
|
|
|
|
|
|
|
|
|
.align 32
|
|
|
|
|
.proc siglongjmp_continuation
|
|
|
|
|
siglongjmp_continuation:
|
|
|
|
|
_UI_siglongjmp_cont: // non-function label for {sig,}longjmp.c
|
|
|
|
|
.prologue
|
|
|
|
|
.save rp, r15
|
|
|
|
|
.body
|
|
|
|
|
nop 0
|
|
|
|
|
nop 0
|
|
|
|
|
br.call.sptk.many b6 = .next
|
|
|
|
|
;;
|
|
|
|
|
.prologue
|
|
|
|
|
.save ar.pfs, r33
|
|
|
|
|
.next: alloc loc1 = ar.pfs, 0, 3, 3, 0
|
|
|
|
|
/*
|
|
|
|
|
* Note: we can use the scratch stack are because the caller
|
|
|
|
|
* of sigsetjmp() by definition is not a leaf-procedure.
|
|
|
|
|
*/
|
|
|
|
|
st8 [sp] = r17 // store signal mask
|
|
|
|
|
.save rp, loc0
|
|
|
|
|
mov loc0 = r15 // final continuation point
|
|
|
|
|
;;
|
|
|
|
|
.body
|
|
|
|
|
mov loc2 = r16 // value to return in r8
|
|
|
|
|
|
|
|
|
|
mov out0 = SIG_SETMASK
|
|
|
|
|
mov out1 = sp
|
|
|
|
|
mov out2 = r0
|
|
|
|
|
br.call.sptk.many rp = sigprocmask
|
|
|
|
|
;;
|
|
|
|
|
mov rp = loc0
|
|
|
|
|
mov ar.pfs = loc1
|
|
|
|
|
mov r8 = loc2
|
|
|
|
|
br.ret.sptk.many rp
|
|
|
|
|
.endp siglongjmp_continuation
|
