diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/syscall.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/syscall.S | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/syscall.S b/sysdeps/unix/sysv/linux/ia64/syscall.S new file mode 100644 index 0000000000..826f14cbd2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/syscall.S @@ -0,0 +1,33 @@ +/* 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) |