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40 lines
1.1 KiB
ArmAsm
40 lines
1.1 KiB
ArmAsm
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/* Optimized memmove for MOPS.
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Copyright (C) 2023 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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#include <sysdep.h>
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/* Assumptions:
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*
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* AArch64, MOPS.
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*
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*/
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ENTRY (__memmove_mops)
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PTR_ARG (0)
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PTR_ARG (1)
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SIZE_ARG (2)
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mov x3, x0
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.inst 0x1d010443 /* cpyp [x3]!, [x1]!, x2! */
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.inst 0x1d410443 /* cpym [x3]!, [x1]!, x2! */
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.inst 0x1d810443 /* cpye [x3]!, [x1]!, x2! */
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ret
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END (__memmove_mops)
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