diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/i386/syscall.S')
| -rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/i386/syscall.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/i386/syscall.S b/REORG.TODO/sysdeps/unix/sysv/linux/i386/syscall.S new file mode 100644 index 0000000000..9d2f176ad4 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/i386/syscall.S @@ -0,0 +1,35 @@ +/* Copyright (C) 1995-2017 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/>. */ + +#include <sysdep.h> + +/* Please consult the file sysdeps/unix/sysv/linux/i386/sysdep.h for + more information about the value -4095 used below.*/ + + .text +ENTRY (syscall) + + PUSHARGS_6 /* Save register contents. */ + _DOARGS_6(44) /* Load arguments. */ + movl 20(%esp), %eax /* Load syscall number into %eax. */ + ENTER_KERNEL /* Do the system call. */ + POPARGS_6 /* Restore register contents. */ + cmpl $-4095, %eax /* Check %eax for error. */ + jae SYSCALL_ERROR_LABEL /* Jump to error handler if error. */ + ret /* Return to caller. */ + +PSEUDO_END (syscall) |