/* Copyright (C) 2005, 2007 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 . */ #include "sysdep.h" /* The register layout upon entering the function is: arguments syscall number arg0, arg1, arg2, arg3, arg4, arg5 --------- -------------- ---------------------------------- function a2 a3, a4, a5, a6, a7, (sp) syscall a2 a6, a3, a4, a5, a8, a9 */ ENTRY (syscall) l32i a9, a1, FRAMESIZE/* load extra argument from stack */ mov a8, a7 mov a7, a3 /* preserve a3 in a7 */ mov a3, a4 mov a4, a5 mov a5, a6 mov a6, a7 syscall movi a4, -4095 bgeu a2, a4, SYSCALL_ERROR_LABEL .Lpseudo_end: abi_ret PSEUDO_END (syscall)