0a6a1f1d05
This brings our tree to NetBSD 7.0, as found on -current on the 10-10-2015. This updates: - LLVM to 3.6.1 - GCC to GCC 5.1 - Replace minix/commands/zdump with usr.bin/zdump - external/bsd/libelf has moved to /external/bsd/elftoolchain/ - Import ctwm - Drop sprintf from libminc Change-Id: I149836ac18e9326be9353958bab9b266efb056f0
73 lines
2.4 KiB
ArmAsm
73 lines
2.4 KiB
ArmAsm
/* $NetBSD: s_copysign.S,v 1.10 2014/11/16 16:11:33 joerg Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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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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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <machine/asm.h>
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#include <machine/math.h>
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;_sccsid:
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;.asciz "from: @(#)support.s 5.2 (Berkeley) 5/17/90"
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RCSID("$NetBSD: s_copysign.S,v 1.10 2014/11/16 16:11:33 joerg Exp $")
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#if !defined(__HAVE_LONG_DOUBLE)
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STRONG_ALIAS(_copysignl, copysign)
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WEAK_ALIAS(copysignl, _copysignl)
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#endif
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| copysign(x,y)
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| returns x with the sign of y.
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ENTRY(copysign)
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#ifdef __SVR4_ABI__
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tstw %sp@(12)
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jmi Lneg
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bclr #31,%sp@(4)
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fmoved %sp@(4),%fp0
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rts
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Lneg:
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bset #31,%sp@(4)
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fmoved %sp@(4),%fp0
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rts
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#else
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movl %sp@(4),%d0
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movl %sp@(8),%d1
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tstw %sp@(12)
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jmi Lneg
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bclr #31,%d0
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rts
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Lneg:
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bset #31,%d0
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rts
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#endif
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