From dba942c80dc2cfa5768a856fff98e22a755fdd27 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Tue, 4 Oct 2016 06:51:35 +0200 Subject: add experimental aarch64 support Ported over from GNU C Library and runtime tested in Qemu. --- libc/sysdeps/linux/aarch64/bits/stackinfo.h | 33 +++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 libc/sysdeps/linux/aarch64/bits/stackinfo.h (limited to 'libc/sysdeps/linux/aarch64/bits/stackinfo.h') diff --git a/libc/sysdeps/linux/aarch64/bits/stackinfo.h b/libc/sysdeps/linux/aarch64/bits/stackinfo.h new file mode 100644 index 000000000..78f326203 --- /dev/null +++ b/libc/sysdeps/linux/aarch64/bits/stackinfo.h @@ -0,0 +1,33 @@ +/* Copyright (C) 2001-2016 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 + . */ + +/* This file contains a bit of information about the stack allocation + of the processor. */ + +#ifndef _STACKINFO_H +#define _STACKINFO_H 1 + +#include + +/* On AArch64 the stack grows down. */ +#define _STACK_GROWS_DOWN 1 + +/* Default to a non-executable stack. */ +#define DEFAULT_STACK_PERMS (PF_R|PF_W) + +#endif /* stackinfo.h */ -- cgit v1.2.3