Message ID | 20200108161535.6141-5-hjl.tools@gmail.com |
---|---|
State | New |
Headers | show |
Series | V2 [PATCH 4/5] i386: Remove _exit.S | expand |
LGTM thanks. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> On 08/01/2020 13:15, H.J. Lu wrote: > The generic implementation is suffice since __NR_exit_group is always > support and i386 does define ABORT_INSTRUCTION. > --- > sysdeps/unix/sysv/linux/i386/_exit.S | 44 ---------------------------- > 1 file changed, 44 deletions(-) > delete mode 100644 sysdeps/unix/sysv/linux/i386/_exit.S > > diff --git a/sysdeps/unix/sysv/linux/i386/_exit.S b/sysdeps/unix/sysv/linux/i386/_exit.S > deleted file mode 100644 > index 1f7bfeb7e7..0000000000 > --- a/sysdeps/unix/sysv/linux/i386/_exit.S > +++ /dev/null > @@ -1,44 +0,0 @@ > -/* Copyright (C) 2002-2020 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 > - <https://www.gnu.org/licenses/>. */ > - > -#include <sysdep.h> > - > - .text > - .type _exit,@function > - .global _exit > -_exit: > - movl 4(%esp), %ebx > - > - /* Try the new syscall first. */ > -#ifdef __NR_exit_group > - movl $__NR_exit_group, %eax > - ENTER_KERNEL > -#endif > - > - /* Not available. Now the old one. */ > - movl $__NR_exit, %eax > - /* Don't bother using ENTER_KERNEL here. If the exit_group > - syscall is not available AT_SYSINFO isn't either. */ > - int $0x80 > - > - /* This must not fail. Be sure we don't return. */ > - hlt > - .size _exit,.-_exit > - > -libc_hidden_def (_exit) > -rtld_hidden_def (_exit) > -weak_alias (_exit, _Exit) >
diff --git a/sysdeps/unix/sysv/linux/i386/_exit.S b/sysdeps/unix/sysv/linux/i386/_exit.S deleted file mode 100644 index 1f7bfeb7e7..0000000000 --- a/sysdeps/unix/sysv/linux/i386/_exit.S +++ /dev/null @@ -1,44 +0,0 @@ -/* Copyright (C) 2002-2020 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 - <https://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - - .text - .type _exit,@function - .global _exit -_exit: - movl 4(%esp), %ebx - - /* Try the new syscall first. */ -#ifdef __NR_exit_group - movl $__NR_exit_group, %eax - ENTER_KERNEL -#endif - - /* Not available. Now the old one. */ - movl $__NR_exit, %eax - /* Don't bother using ENTER_KERNEL here. If the exit_group - syscall is not available AT_SYSINFO isn't either. */ - int $0x80 - - /* This must not fail. Be sure we don't return. */ - hlt - .size _exit,.-_exit - -libc_hidden_def (_exit) -rtld_hidden_def (_exit) -weak_alias (_exit, _Exit)