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87 lines
2.1 KiB
ArmAsm
87 lines
2.1 KiB
ArmAsm
/* Copyright (C) 1992, 1994, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#define __ASSEMBLY__
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#include <sysdep.h>
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#include <bits/setjmp.h>
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.ent __sigsetjmp
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.global __sigsetjmp
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__sigsetjmp:
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ldgp gp, 0(pv)
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$sigsetjmp_local:
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subq sp, 16, sp
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.frame sp, 16, ra, 0
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stq ra, 0(sp)
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.mask 0x04000000, -16
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#ifdef PROF
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.set noat
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lda AT, _mcount
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jsr AT, (AT), _mcount
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.set at
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#endif
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.prologue 1
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stq s0, JB_S0*8(a0)
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stq s1, JB_S1*8(a0)
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stq s2, JB_S2*8(a0)
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stq s3, JB_S3*8(a0)
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stq s4, JB_S4*8(a0)
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stq s5, JB_S5*8(a0)
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stq ra, JB_PC*8(a0)
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addq sp, 16, t0
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stq fp, JB_FP*8(a0)
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stq t0, JB_SP*8(a0)
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stt $f2, JB_F2*8(a0)
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stt $f3, JB_F3*8(a0)
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stt $f4, JB_F4*8(a0)
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stt $f5, JB_F5*8(a0)
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stt $f6, JB_F6*8(a0)
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stt $f7, JB_F7*8(a0)
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stt $f8, JB_F8*8(a0)
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stt $f9, JB_F9*8(a0)
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/* Call to C to (potentially) save our signal mask. */
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jsr ra, __sigjmp_save
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ldq ra, 0(sp)
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addq sp, 16, sp
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ret
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END(__sigsetjmp)
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/* Put these traditional entry points in the same file so that we can
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elide much of the nonsense in trying to jmp to the real function. */
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ENTRY(_setjmp)
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ldgp gp, 0(pv)
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mov 0, a1
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br $sigsetjmp_local
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END(_setjmp)
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ENTRY(setjmp)
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ldgp gp, 0(pv)
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mov 1, a1
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br $sigsetjmp_local
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END(setjmp)
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weak_extern(_setjmp)
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weak_extern(setjmp)
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