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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
52 lines
1.8 KiB
ArmAsm
52 lines
1.8 KiB
ArmAsm
/*
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Copyright (C) 2000, 2001 Free Software Foundation, Inc.
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Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
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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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _ASM
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#define _ASM
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#endif
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#include <sysdep.h>
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#include <bits/setjmp.h>
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/* Save the current program position in ENV and return 0. */
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/* R2 = pointer to jmp_buf, R3 = savemask */
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ENTRY(__sigsetjmp)
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stm %r6,%r15,0(%r2) /* store registers in jmp_buf */
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std %f4,40(%r2)
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std %f6,48(%r2)
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#ifdef PIC
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/* We cannot use the PLT, because it requires that %r12 be set, but
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we can't save and restore our caller's value. Instead, we do an
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indirect jump through the GOT. */
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basr %r1,0
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.L0: al %r1,.L1 - .L0(0,%r1) /* get address of global offset table */
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/* get address of __sigjmp_save from got */
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l %r1,__sigjmp_save@GOT12(0,%r1)
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br %r1
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.L1: .long _GLOBAL_OFFSET_TABLE_ - .L0
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#else
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basr %r1,0
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.L0: l %r1,.L1-.L0(0,%r1) /* load address of __sigjmp_save */
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br %r1 /* tail-call __sigjmp_save */
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.L1: .long __sigjmp_save
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#endif
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END (__sigsetjmp)
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