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46 lines
1.3 KiB
ArmAsm
46 lines
1.3 KiB
ArmAsm
/* Multiple versions of memrchr
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All versions must be listed in ifunc-impl-list.c.
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Copyright (C) 2011-2017 Free Software Foundation, Inc.
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Contributed by Intel Corporation.
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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 <sysdep.h>
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#include <init-arch.h>
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#if IS_IN (libc)
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.text
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ENTRY(__memrchr)
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.type __memrchr, @gnu_indirect_function
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LOAD_GOT_AND_RTLD_GLOBAL_RO
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HAS_CPU_FEATURE (SSE2)
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jz 2f
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HAS_ARCH_FEATURE (Slow_BSF)
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jz 3f
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LOAD_FUNC_GOT_EAX (__memrchr_sse2)
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ret
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2: LOAD_FUNC_GOT_EAX (__memrchr_ia32)
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ret
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3: LOAD_FUNC_GOT_EAX (__memrchr_sse2_bsf)
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ret
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END(__memrchr)
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weak_alias(__memrchr, memrchr)
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#endif
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