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73fc4e28b9
And optimize it slightly.
This is commit 8c8510ab27 revised.
In _dl_aux_init in elf/dl-support.c, use an explicit loop
and -fno-tree-loop-distribute-patterns to avoid memset.
Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
28 lines
1.2 KiB
C
28 lines
1.2 KiB
C
/* Auxiliary vector processing for Linux/Alpha.
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Copyright (C) 2007-2022 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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<https://www.gnu.org/licenses/>. */
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/* Scan the Aux Vector for the cache shape entries. */
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extern long __libc_alpha_cache_shape[4];
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#define DL_PLATFORM_AUXV \
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__libc_alpha_cache_shape[0] = auxv_values[AT_L1I_CACHESHAPE]; \
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__libc_alpha_cache_shape[1] = auxv_values[AT_L1D_CACHESHAPE]; \
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__libc_alpha_cache_shape[2] = auxv_values[AT_L2_CACHESHAPE]; \
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__libc_alpha_cache_shape[3] = auxv_values[AT_L3_CACHESHAPE];
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