2013-12-06 12:04:52 +01:00
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/* $NetBSD: floatunsidf.S,v 1.1 2013/07/18 21:25:11 matt Exp $ */
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2011-02-14 20:36:03 +01:00
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/*-
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2013-12-06 12:04:52 +01:00
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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2011-02-14 20:36:03 +01:00
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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2013-12-06 12:04:52 +01:00
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* by Matt Thomas of 3am Software Foundry.
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2011-02-14 20:36:03 +01:00
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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2013-12-06 12:04:52 +01:00
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#include <machine/asm.h>
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2011-02-14 20:36:03 +01:00
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2013-12-06 12:04:52 +01:00
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#if defined(LIBC_SCCS) && !defined(lint)
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RCSID("$NetBSD: floatunsidf.S,v 1.1 2013/07/18 21:25:11 matt Exp $")
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#endif /* LIBC_SCCS and not lint */
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2011-02-14 20:36:03 +01:00
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2013-12-06 12:04:52 +01:00
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#ifdef __mcoldfire__
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.section .rodata,"a"
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.p2align 2
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L2G: .double 0r2147483648.0
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#endif
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2011-02-14 20:36:03 +01:00
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2013-12-06 12:04:52 +01:00
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/* LINTSTUB: double __floatunsidf(unsigned int); */
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ENTRY(__floatunsidf)
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movl 4(%sp),%d0
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jpl 1f
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fmovel %d0,%fp0
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#ifdef __SVR4_ABI__
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rts
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#else
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jra Lret
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#endif
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1:
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bclr #31,%d0
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fmovel %d0,%fp0
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#ifdef __mcoldfire__
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LEA_LCL(L2G,%a0)
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faddd (%a0),%fp0
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#else
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faddd #0r2147483648.0,%fp0
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#endif
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#ifndef __SVR4_ABI__
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Lret:
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fmoved %fp0,-(%sp)
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movel (%sp)+,%d0
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movel (%sp)+,%d1
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2011-02-14 20:36:03 +01:00
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#endif
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2013-12-06 12:04:52 +01:00
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rts
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END(__floatunsidf)
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