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40 lines
1.2 KiB
ArmAsm
40 lines
1.2 KiB
ArmAsm
/* Copyright (C) 2011-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gmail.come>, 2011.
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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 <machine/asm.h>
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#include <init-arch.h>
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ENTRY(__rint)
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.type __rint, @gnu_indirect_function
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call __get_cpu_features@plt
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movq %rax, %rdx
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leaq __rint_sse41(%rip), %rax
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testl $bit_SSE4_1, CPUID_OFFSET+index_SSE4_1(%rdx)
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jnz 2f
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leaq __rint_c(%rip), %rax
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2: ret
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END(__rint)
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weak_alias (__rint, rint)
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ENTRY(__rint_sse41)
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roundsd $4, %xmm0, %xmm0
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ret
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END(__rint_sse41)
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