| 1 | /* $Id: llroundf.cpp 96118 2022-08-08 21:32:52Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - No-CRT - llroundf().
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #define IPRT_NO_CRT_FOR_3RD_PARTY
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| 32 | #include "internal/nocrt.h"
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| 33 | #include <iprt/nocrt/math.h>
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| 34 | #include <iprt/nocrt/limits.h>
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| 35 |
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| 36 |
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| 37 | #undef llroundf
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| 38 | long long RT_NOCRT(llroundf)(float r32)
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| 39 | {
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| 40 | if (isfinite(r32))
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| 41 | {
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| 42 | r32 = roundf(r32);
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| 43 | if (r32 >= (float)LLONG_MIN && r32 <= (float)LLONG_MAX)
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| 44 | return (long)r32;
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| 45 | // @todo RT_NOCRT(feraiseexcept)(FE_INVALID);
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| 46 | return r32 > 0 ? LLONG_MAX : LLONG_MIN;
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| 47 | }
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| 48 | // @todo RT_NOCRT(feraiseexcept)(FE_INVALID);
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| 49 | return LLONG_MAX;
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| 50 | }
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| 51 | RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(llroundf);
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| 52 |
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| 53 |
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