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64df73c2ea
Define MEMCPY_OK_FOR_FWD_MEMMOVE in memcopy.h and let arch-specific implementations of that file override the value if necessary. This override is only useful for tile and moving this macro to memcopy.h allows us to remove the tile-specific memmove.c.
34 lines
1.3 KiB
C
34 lines
1.3 KiB
C
/* memcopy.h -- definitions for memory copy functions. Tile version.
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Copyright (C) 2012-2014 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdeps/generic/memcopy.h>
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#include <bits/wordsize.h>
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/* The tilegx implementation of memcpy is safe to use for memmove. */
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#ifdef __tilegx__
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# undef MEMCPY_OK_FOR_FWD_MEMMOVE
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# define MEMCPY_OK_FOR_FWD_MEMMOVE 1
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#endif
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/* Support more efficient copying on tilegx32, which supports
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long long as a native 64-bit type. */
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#if defined (__tilegx__) && __WORDSIZE == 32
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# undef op_t
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# define op_t unsigned long long int
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#endif
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