diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips/vfork.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/mips/vfork.S | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/vfork.S b/sysdeps/unix/sysv/linux/mips/vfork.S deleted file mode 100644 index f9763ca615..0000000000 --- a/sysdeps/unix/sysv/linux/mips/vfork.S +++ /dev/null @@ -1,94 +0,0 @@ -/* Copyright (C) 2005-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library. If not, see - <http://www.gnu.org/licenses/>. */ - -/* vfork() is just a special case of clone(). */ - -#include <sys/asm.h> -#include <sysdep.h> -#include <asm/unistd.h> -#include <sgidefs.h> -#include <tls.h> - - -/* int vfork() */ - - .text - .set nomips16 -LOCALSZ= 1 -FRAMESZ= (((NARGSAVE+LOCALSZ)*SZREG)+ALSZ)&ALMASK -GPOFF= FRAMESZ-(1*SZREG) -NESTED(__libc_vfork,FRAMESZ,sp) -#ifdef __PIC__ - SETUP_GP -#endif - PTR_SUBU sp, FRAMESZ - cfi_adjust_cfa_offset (FRAMESZ) - SETUP_GP64_REG (a5, __libc_vfork) -#ifdef __PIC__ - SAVE_GP (GPOFF) -#endif -#ifdef PROF -# if (_MIPS_SIM != _ABIO32) - PTR_S a5, GPOFF(sp) -# endif - .set noat - move $1, ra -# if (_MIPS_SIM == _ABIO32) - subu sp,sp,8 -# endif - jal _mcount - .set at -# if (_MIPS_SIM != _ABIO32) - PTR_L a5, GPOFF(sp) -# endif -#endif - - PTR_ADDU sp, FRAMESZ - cfi_adjust_cfa_offset (-FRAMESZ) - - li a0, 0x4112 /* CLONE_VM | CLONE_VFORK | SIGCHLD */ - move a1, sp - - /* Do the system call */ - li v0,__NR_clone - syscall - - cfi_remember_state - bnez a3,L(error) - - /* Successful return from the parent or child. */ - RESTORE_GP64_REG - ret - - /* Something bad happened -- no child created. */ -L(error): - cfi_restore_state -#ifdef __PIC__ - PTR_LA t9, __syscall_error - RESTORE_GP64_REG - jr t9 -#else - RESTORE_GP64_REG - j __syscall_error -#endif - END(__libc_vfork) - -#if IS_IN (libc) -weak_alias (__libc_vfork, vfork) -strong_alias (__libc_vfork, __vfork) -libc_hidden_def (__vfork) -#endif |