2003-02-08 11:10:59 +01:00
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/* libunwind - a platform-independent unwind library
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Copyright (C) 2003 Hewlett-Packard Co
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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This file is part of libunwind.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#define SIG_BLOCK 0
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.align 32
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.global __sigsetjmp
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2003-03-27 05:29:07 +01:00
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.global sigprocmask
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2003-02-08 11:10:59 +01:00
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.proc __sigsetjmp
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__sigsetjmp:
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.prologue
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.save ar.pfs, r35
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alloc loc1 = ar.pfs, 2, 3, 3, 0
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add r16 = 16, in0
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add out2 = 24, in0
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st8 [in0] = sp, 8 // sigjmp_buf[0] = sp
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mov out0 = SIG_BLOCK
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.save rp, loc0
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mov loc0 = rp
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.body
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;;
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st8 [in0] = loc0, 24 // sigjmp_buf[1] = rp
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st8 [r16] = in1 // sigjmp_buf[2] = savemask
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cmp.ne p6, p0 = in1, r0
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mov out1 = r0
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mov loc2 = ar.bsp
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(p6) br.call.sptk.many rp = sigprocmask // sigjmp_buf[3] = sigmask
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;;
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st8 [in0] = loc2 // sigjmp_buf[4] = bsp
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mov rp = loc0
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nop 0
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mov r8 = 0
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mov.i ar.pfs = loc1
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br.ret.sptk.many rp
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.endp __sigsetjmp
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