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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/unix/sysv/linux/arm/socket.S
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
downloadglibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz
2.5-18.1
Diffstat (limited to 'sysdeps/unix/sysv/linux/arm/socket.S')
-rw-r--r--sysdeps/unix/sysv/linux/arm/socket.S123
1 files changed, 0 insertions, 123 deletions
diff --git a/sysdeps/unix/sysv/linux/arm/socket.S b/sysdeps/unix/sysv/linux/arm/socket.S
deleted file mode 100644
index 212a489afe..0000000000
--- a/sysdeps/unix/sysv/linux/arm/socket.S
+++ /dev/null
@@ -1,123 +0,0 @@
-/* Copyright (C) 1995, 1996, 1997, 1998, 2003 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <sysdep-cancel.h>
-#include <socketcall.h>
-
-#define P(a, b) P2(a, b)
-#define P2(a, b) a##b
-
- .text
-/* The socket-oriented system calls are handled unusally in Linux.
- They are all gated through the single `socketcall' system call number.
- `socketcall' takes two arguments: the first is the subcode, specifying
- which socket function is being called; and the second is a pointer to
- the arguments to the specific function.
-
- The .S files for the other calls just #define socket and #include this. */
-
-#ifndef __socket
-#define __socket P(__,socket)
-#endif
-
-#define PUSHARGS_1 str a1, [sp, $-4]!
-#define PUSHARGS_2 stmfd sp!, {a1, a2}
-#define PUSHARGS_3 stmfd sp!, {a1, a2, a3}
-#define PUSHARGS_4 stmfd sp!, {a1, a2, a3, a4}
-#define PUSHARGS_5 stmfd sp!, {a1, a2, a3, a4} /* Caller has already pushed arg 5 */
-#define PUSHARGS_6 stmfd sp!, {a1, a2, a3, a4}
-
-#define POPARGS_1 add sp, sp, #4
-#define POPARGS_2 add sp, sp, #8
-#define POPARGS_3 add sp, sp, #12
-#define POPARGS_4 add sp, sp, #16
-#define POPARGS_5 add sp, sp, #16
-#define POPARGS_6 add sp, sp, #16
-
-#ifndef NARGS
-#define NARGS 3 /* If we were called with no wrapper, this is really socket() */
-#endif
-
-#if defined NEED_CANCELLATION && defined CENABLE
- PSEUDO_PROLOGUE
-#endif
-
-.globl __socket
-ENTRY (__socket)
- /* This code previously moved sp into ip and stored the args using
- stmdb ip!, {a1-a4}. It did not modify sp, so the stack never had
- to be restored after the syscall completed. It saved an
- instruction and meant no stack cleanup work was required.
-
- This will not work in the case of a socket call being interrupted
- by a signal. If the signal handler uses any stack the arguments
- to socket will be trashed. The results of a restart of any
- socket call are then unpredictable. */
-
- /* Push args onto the stack. */
- P(PUSHARGS_,NARGS)
-
-#if defined NEED_CANCELLATION && defined CENABLE
-#ifdef PIC
- SINGLE_THREAD_P_PIC(r3)
-#else
- SINGLE_THREAD_P
-#endif
- bne 1f
-#endif
-
- /* Do the system call trap. */
- mov a1, $P(SOCKOP_,socket)
- mov a2, sp
- swi SYS_ify(socketcall)
-
- /* Pop args off the stack */
- P(POPARGS_,NARGS)
-
- /* r0 is < 0 if there was an error. */
- cmn r0, $124
- RETINSTR(cc, r14)
- b PLTJMP(SYSCALL_ERROR)
-
-#if defined NEED_CANCELLATION && defined CENABLE
-1:
- str lr, [sp, #-4]!
- CENABLE
- mov ip, r0
-
- mov r0, #P(SOCKOP_,socket)
- add r1, sp, #4
- swi SYS_ify(socketcall)
-
- str r0, [sp, #-4]!
- mov r0, ip
- CDISABLE
- ldr r0, [sp], #4
- ldr lr, [sp], #4
-
- P(POPARGS_,NARGS)
-
- /* r0 is < 0 if there was an error. */
- cmn r0, $124
- RETINSTR(cc, r14)
- b PLTJMP(SYSCALL_ERROR)
-#endif
-
-PSEUDO_END (__socket)
-
-weak_alias (__socket, socket)