| /* Copyright (C) 1999-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Jes Sorensen <Jes.Sorensen@cern.ch>. |
| |
| 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <sysdep.h> |
| |
| ENTRY(syscall) |
| /* We are called like so: |
| {out0,out1,...,out6} registers -> {NR, arg1, ..., arg6} |
| Shift the register window so that {out1...out6} are available |
| in {out0...out5} like the kernel syscall handler expects. */ |
| alloc r2=ar.pfs,1,0,8,0 |
| mov r15=r32 /* syscall number */ |
| break __BREAK_SYSCALL |
| ;; |
| cmp.ne p6,p0=-1,r10 /* r10 = -1 on error */ |
| (p6) ret |
| br.cond.spnt.few __syscall_error |
| PSEUDO_END(syscall) |
