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e5ffa64a70
2003-02-10 Ulrich Drepper <drepper@redhat.com> * elf/Makefile (check-textrel-CFLAGS): Pass _XOPEN_SOURCE and _BSD_SOURCE to compiler. * elf/check-textrel.c (SWAP): Add parenthesis to avoid warnings. Patches by Alan Modra.
66 lines
1.8 KiB
ArmAsm
66 lines
1.8 KiB
ArmAsm
/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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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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#include <sysdep-cancel.h>
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.text
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#ifdef SHARED
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.LLGETPC0:
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retl
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add %o7, %o0, %o0
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#endif
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ENTRY(__vfork)
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#ifdef SHARED
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mov %o7, %o1
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sethi %hi(_GLOBAL_OFFSET_TABLE_-4), %o0
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call .LLGETPC0
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add %o0, %lo(_GLOBAL_OFFSET_TABLE_+4), %o0
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sethi %hi(__libc_pthread_functions), %o2
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mov %o1, %o7
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or %o2, %lo(__libc_pthread_functions), %o2
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ld [%o0 + %o2], %o2
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ld [%o2], %o2
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cmp %o2, 0
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#else
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.weak pthread_create
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sethi %hi(pthread_create), %o0
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orcc %o0, %lo(pthread_create), %o0
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#endif
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#if defined SHARED && !defined BROKEN_SPARC_WDISP22
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bne HIDDEN_JUMPTARGET(__fork)
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#else
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bne 1f
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#endif
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mov __NR_vfork, %g1
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ta 0x10
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bcs __syscall_error_handler
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nop
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sub %o1, 1, %o1
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retl
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and %o0, %o1, %o0
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#if !defined SHARED || defined BROKEN_SPARC_WDISP22
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1: mov %o7, %g1
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call HIDDEN_JUMPTARGET(__fork)
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mov %g1, %o7
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#endif
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SYSCALL_ERROR_HANDLER
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PSEUDO_END (__vfork)
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libc_hidden_def (__vfork)
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weak_alias (__vfork, vfork)
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