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@@ -1,129 +0,0 @@
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-/*
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- * Copyright (C) 2016-2017 Andes Technology, Inc.
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- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
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- */
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-
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-/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc.
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- Contributed by Philip Blundell <philb@gnu.org>.
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-
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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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-
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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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-
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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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-
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-#include <sysdep.h>
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-#define _ERRNO_H 1
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-#include <bits/errno.h>
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-
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-/* Clone the calling process, but without copying the whole address space.
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- The calling process is suspended until the new process exits or is
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- replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
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- and the process ID of the new process to the old process. */
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-
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-ENTRY (__vfork)
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-#ifdef PIC
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-.pic
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-#endif
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-
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-#ifdef __NR_vfork
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- syscall __NR_vfork
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- bltz $r0, 2f
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-1:
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- ret
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-2:
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- sltsi $r1, $r0, -4096
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- bnez $r1, 1b;
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-
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-# ifdef __ASSUME_VFORK_SYSCALL
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-# ifdef PIC
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- pushm $gp, $lp
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- cfi_adjust_cfa_offset(8)
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- cfi_rel_offset(gp, 0)
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- cfi_rel_offset(lp, 4)
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- mfusr $r15, $PC
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- sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_+4)
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- ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+8)
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- add $gp, $gp, $r15
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-
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- ! r15=C_SYMBOL_NAME(__syscall_error)@PLT
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- sethi $r15, hi20(C_SYMBOL_NAME(__syscall_error)@PLT)
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- ori $r15, $r15, lo12(C_SYMBOL_NAME(__syscall_error)@PLT)
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- add $r15, $r15, $gp
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-
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- ! jump to SYSCALL_ERROR
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- jral $r15
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- popm $gp, $lp
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- cfi_adjust_cfa_offset(-8)
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- cfi_restore(lp)
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- cfi_restore(gp)
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- ret
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-# else
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- j C_SYMBOL_NAME(__syscall_error)
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-# endif
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-# else
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- /* Check if vfork syscall is known at all. */
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- li $r1, -ENOSYS
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- beq $r0, $r1, 1f
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-
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-# ifdef PIC
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-3:
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- pushm $gp, $lp
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- cfi_adjust_cfa_offset(8)
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- cfi_rel_offset(gp, 0)
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- cfi_rel_offset(lp, 4)
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- mfusr $r15, $PC
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- sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_+4)
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- ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+8)
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- add $gp, $gp, $r15
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-
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- ! r15=C_SYMBOL_NAME(__syscall_error)@PLT
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- sethi $r15, hi20(C_SYMBOL_NAME(__syscall_error)@PLT)
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- ori $r15, $r15, lo12(C_SYMBOL_NAME(__syscall_error)@PLT)
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- add $r15, $r15, $gp
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-
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- ! jump to SYSCALL_ERROR
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- jral $r15
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- popm $gp, $lp
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- cfi_adjust_cfa_offset(-8)
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- cfi_restore(lp)
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- cfi_restore(gp)
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- ret
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-# else
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- j C_SYMBOL_NAME(__syscall_error)
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-# endif
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-1:
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-# endif
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-#endif
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-
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-#ifndef __ASSUME_VFORK_SYSCALL
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- /* If we don't have vfork, fork is close enough. */
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- syscall __NR_fork
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- bgez $r0, 1f
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- sltsi $r1, $r0, -4096
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- bnez $r1, 1f
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-
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-# ifdef PIC
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- b 3b
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-# else
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- j C_SYMBOL_NAME(__syscall_error)
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-# endif
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-1:
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- ret
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-
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-#elif !defined __NR_vfork
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-# error "__NR_vfork not available and __ASSUME_VFORK_SYSCALL defined"
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-#endif
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-
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-PSEUDO_END (__vfork)
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-weak_alias (__vfork, vfork)
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-libc_hidden_def (vfork)
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