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8804157ad9
New code save size (-303 bytes) and has significantly better performance. geometric_mean(N=20) of page cross cases New / Original: 0.634 Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
40 lines
1.2 KiB
ArmAsm
40 lines
1.2 KiB
ArmAsm
/* memcmp with SSE2.
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Copyright (C) 2017-2022 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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#if IS_IN (libc)
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# ifndef MEMCMP
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# define MEMCMP __memcmp_sse2
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# endif
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# ifdef SHARED
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# undef libc_hidden_builtin_def
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# define libc_hidden_builtin_def(name)
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# undef libc_hidden_def
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# define libc_hidden_def(ignored)
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# endif
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# undef weak_alias
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# define weak_alias(ignored1, ignored2)
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# undef strong_alias
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# define strong_alias(ignored1, ignored2)
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#endif
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#include <sysdeps/x86_64/memcmp.S>
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