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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgcc/] [config/] [arm/] [unaligned-funcs.c] - Blame information for rev 734

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1 734 jeremybenn
/* EABI unaligned read/write functions.
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   Copyright (C) 2005, 2009 Free Software Foundation, Inc.
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   Contributed by CodeSourcery, LLC.
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   This file is free software; you can redistribute it and/or modify it
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   under the terms of the GNU General Public License as published by the
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   Free Software Foundation; either version 3, or (at your option) any
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   later version.
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   This file is distributed in the hope that it will be useful, but
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   WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   General Public License for more details.
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   Under Section 7 of GPL version 3, you are granted additional
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   permissions described in the GCC Runtime Library Exception, version
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   3.1, as published by the Free Software Foundation.
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   You should have received a copy of the GNU General Public License and
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   a copy of the GCC Runtime Library Exception along with this program;
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   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
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   <http://www.gnu.org/licenses/>.  */
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int __aeabi_uread4 (void *);
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int __aeabi_uwrite4 (int, void *);
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long long __aeabi_uread8 (void *);
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long long __aeabi_uwrite8 (long long, void *);
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struct __attribute__((packed)) u4 { int data; };
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struct __attribute__((packed)) u8 { long long data; };
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int
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__aeabi_uread4 (void *ptr)
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{
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  return ((struct u4 *) ptr)->data;
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}
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int
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__aeabi_uwrite4 (int data, void *ptr)
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{
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  ((struct u4 *) ptr)->data = data;
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  return data;
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}
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long long
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__aeabi_uread8 (void *ptr)
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{
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  return ((struct u8 *) ptr)->data;
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}
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long long
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__aeabi_uwrite8 (long long data, void *ptr)
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{
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  ((struct u8 *) ptr)->data = data;
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  return data;
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}

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