diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/cris/socket.S')
-rw-r--r-- | sysdeps/unix/sysv/linux/cris/socket.S | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/cris/socket.S b/sysdeps/unix/sysv/linux/cris/socket.S new file mode 100644 index 0000000000..06832ec395 --- /dev/null +++ b/sysdeps/unix/sysv/linux/cris/socket.S @@ -0,0 +1,96 @@ +/* Copyright (C) 1995, 1996, 1997, 1999, 2001 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <socketcall.h> + +#define P(a, b) P2(a, b) +#define P2(a, b) a##b + +/* 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. + They also #define a 'number-of-arguments' word in NARGS, which + defaults to 3. */ + +#ifndef NARGS +#ifdef socket +#error NARGS not defined +#endif +#define NARGS 3 +#endif + + .syntax no_register_prefix + +#ifndef __socket +#define __socket P(__,socket) +#endif + +ENTRY(__socket) + subq NARGS*4,sp + +#if NARGS >= 2 + move.d sp,r9 + move.d r10,[r9+] +#else + move.d r10,[sp] +#endif +#if NARGS >= 2 + move.d r11,[r9+] +#endif +#if NARGS >= 3 + move.d r12,[r9+] +#endif +#if NARGS >= 4 + move.d r13,[r9+] +#endif +#if NARGS >= 5 + move.d [sp+NARGS*4],r13 + move.d r13,[r9+] +#endif +#if NARGS >= 6 + move.d [sp+NARGS*4+4],r13 + move.d r13,[r9+] +#endif +#if NARGS >= 7 + move.d [sp+NARGS*4+8],r13 + move.d r13,[r9+] +#endif +#if NARGS >= 8 + move.d [sp+NARGS*4+12],r13 + move.d r13,[r9+] +#endif +#if NARGS >= 9 +#error Too many arguments! +#endif + moveq P(SOCKOP_,socket),r10 + move.d sp,r11 + movu.w SYS_ify(socketcall),r9 + break 13 + cmps.w -4096,r10 + bhs 0f + addq NARGS*4,sp + Ret + nop +PSEUDO_END (__socket) + +weak_alias (__socket, socket) |