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https://git.planet-casio.com/Lephenixnoir/OpenLibm.git
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55 lines
1.9 KiB
ArmAsm
55 lines
1.9 KiB
ArmAsm
/*-
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* Copyright (c) 2005 David Schultz <das@FreeBSD.ORG>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <amd64/bsd_asm.h>
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//__FBSDID("$FreeBSD: src/lib/msun/amd64/s_scalbn.S,v 1.3 2011/01/07 16:13:12 kib Exp $")
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ENTRY(scalbn)
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movsd %xmm0,-8(%rsp)
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#ifndef _WIN64
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movl %edi,-12(%rsp)
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#else
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movl %edx,-12(%rsp)
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#endif
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fildl -12(%rsp)
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fldl -8(%rsp)
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fscale
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fstp %st(1)
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fstpl -8(%rsp)
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movsd -8(%rsp),%xmm0
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ret
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#ifndef _WIN64
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END(scalbn)
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.globl CNAME(ldexp)
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#else
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.globl CNAME(ldexp); .section .drectve; .ascii " -export:ldexp"
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#endif
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.set CNAME(ldexp),CNAME(scalbn)
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/* Enable stack protection */
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#if defined(__ELF__)
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.section .note.GNU-stack,"",%progbits
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#endif
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