diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/mmap.S')
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/mmap.S | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/mmap.S b/sysdeps/unix/sysv/linux/i386/mmap.S deleted file mode 100644 index daf807ac75..0000000000 --- a/sysdeps/unix/sysv/linux/i386/mmap.S +++ /dev/null @@ -1,79 +0,0 @@ -/* Copyright (C) 1995-2015 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> - -#define EINVAL 22 - - .text - -ENTRY (__mmap) - - /* Save registers. */ - pushl %ebp - cfi_adjust_cfa_offset (4) - pushl %ebx - cfi_adjust_cfa_offset (4) - pushl %esi - cfi_adjust_cfa_offset (4) - pushl %edi - cfi_adjust_cfa_offset (4) - - movl 20(%esp), %ebx - cfi_rel_offset (ebx, 8) - movl 24(%esp), %ecx - movl 28(%esp), %edx - movl 32(%esp), %esi - cfi_rel_offset (esi, 4) - movl 36(%esp), %edi - cfi_rel_offset (edi, 0) - movl 40(%esp), %ebp - cfi_rel_offset (ebp, 12) - testl $0xfff, %ebp - movl $-EINVAL, %eax - jne L(skip) - shrl $12, %ebp /* mmap2 takes the offset in pages. */ - - movl $SYS_ify(mmap2), %eax /* System call number in %eax. */ - - /* Do the system call trap. */ - ENTER_KERNEL -L(skip): - /* Restore registers. */ - popl %edi - cfi_adjust_cfa_offset (-4) - cfi_restore (edi) - popl %esi - cfi_adjust_cfa_offset (-4) - cfi_restore (esi) - popl %ebx - cfi_adjust_cfa_offset (-4) - cfi_restore (ebx) - popl %ebp - cfi_adjust_cfa_offset (-4) - cfi_restore (ebp) - - /* If 0 > %eax > -4096 there was an error. */ - cmpl $-4096, %eax - ja SYSCALL_ERROR_LABEL - - /* Successful; return the syscall's value. */ - ret - -PSEUDO_END (__mmap) - -weak_alias (__mmap, mmap) |