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79 lines
1.8 KiB
ArmAsm
79 lines
1.8 KiB
ArmAsm
/* Copyright (C) 2007-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#define _ERRNO_H
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#include <bits/errno.h>
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#define _SIGNAL_H
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#include <bits/signum.h>
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.text
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ENTRY (epoll_pwait)
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#ifdef __NR_epoll_pwait
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/* Save registers. */
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pushl %ebp
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cfi_adjust_cfa_offset (4)
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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pushl %esi
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cfi_adjust_cfa_offset (4)
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pushl %edi
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (edi, 0)
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cfi_rel_offset (esi, 4)
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cfi_rel_offset (ebx, 8)
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cfi_rel_offset (ebp, 12)
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movl 20(%esp), %ebx
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movl 24(%esp), %ecx
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movl 28(%esp), %edx
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movl 32(%esp), %esi
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movl 36(%esp), %edi
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movl $_NSIG/8, %ebp
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movl $__NR_epoll_pwait, %eax
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ENTER_KERNEL
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/* Restore registers. */
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popl %edi
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cfi_adjust_cfa_offset (-4)
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cfi_restore (edi)
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popl %esi
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cfi_adjust_cfa_offset (-4)
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cfi_restore (esi)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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popl %ebp
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebp)
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/* If 0 > %eax > -4096 there was an error. */
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cmpl $-4096, %eax
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ja SYSCALL_ERROR_LABEL
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/* Successful; return the syscall's value. */
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#else
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movl $-ENOSYS, %eax
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jmp SYSCALL_ERROR_LABEL
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#endif
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ret
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PSEUDO_END (epoll_pwait)
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