1 /* Copyright (C) 1995-2015 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
28 cfi_adjust_cfa_offset (4)
30 cfi_adjust_cfa_offset (4)
32 cfi_adjust_cfa_offset (4)
34 cfi_adjust_cfa_offset (4)
37 cfi_rel_offset (ebx, 8)
41 cfi_rel_offset (esi, 4)
43 cfi_rel_offset (edi, 0)
45 cfi_rel_offset (ebp, 12)
49 shrl $12, %ebp /* mmap2 takes the offset in pages. */
51 movl $SYS_ify(mmap2), %eax /* System call number in %eax. */
53 /* Do the system call trap. */
56 /* Restore registers. */
58 cfi_adjust_cfa_offset (-4)
61 cfi_adjust_cfa_offset (-4)
64 cfi_adjust_cfa_offset (-4)
67 cfi_adjust_cfa_offset (-4)
70 /* If 0 > %eax > -4096 there was an error. */
72 ja SYSCALL_ERROR_LABEL
74 /* Successful; return the syscall's value. */
79 weak_alias (__mmap, mmap)