diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
commit | f215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch) | |
tree | 6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /include/iprt/nocrt/x86/math.h | |
parent | Initial commit. (diff) | |
download | virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip |
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/iprt/nocrt/x86/math.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/include/iprt/nocrt/x86/math.h b/include/iprt/nocrt/x86/math.h new file mode 100644 index 00000000..68fadc22 --- /dev/null +++ b/include/iprt/nocrt/x86/math.h @@ -0,0 +1,114 @@ +/** @file + * IPRT / No-CRT - math.h, x86 inlined functions. + */ + +/* + * Copyright (C) 2006-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + +#ifndef IPRT_INCLUDED_nocrt_x86_math_h +#define IPRT_INCLUDED_nocrt_x86_math_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/asm.h> + +#if RT_INLINE_ASM_GNU_STYLE + +DECLINLINE(long double) inline_atan2l(long double lrd1, long double lrd2) +{ + long double lrdResult; + __asm__ __volatile__("fpatan" + : "=t" (lrdResult) + : "u" (lrd1), + "0" (lrd2) + : "st(1)"); + return lrdResult; +} + +DECLINLINE(long double) inline_rintl(long double lrd) +{ + long double lrdResult; + __asm__ __volatile__("frndint" + : "=t" (lrdResult) + : "0" (lrd)); + return lrdResult; +} + +DECLINLINE(float) inline_rintf(float rf) +{ + return (float)inline_rintl(rf); +} + +DECLINLINE(double) inline_rint(double rd) +{ + return (double)inline_rintl(rd); +} + +DECLINLINE(long double) inline_sqrtl(long double lrd) +{ + long double lrdResult; + __asm__ __volatile__("fsqrt" + : "=t" (lrdResult) + : "0" (lrd)); + return lrdResult; +} + +DECLINLINE(float) inline_sqrtf(float rf) +{ + return (float)inline_sqrtl(rf); +} + +DECLINLINE(double) inline_sqrt(double rd) +{ + return (double)inline_sqrtl(rd); +} + + +# undef atan2l +# define atan2l(lrd1, lrd2) inline_atan2l(lrd1, lrd2) +# undef rint +# define rint(rd) inline_rint(rd) +# undef rintf +# define rintf(rf) inline_rintf(rf) +# undef rintl +# define rintl(lrd) inline_rintl(lrd) +# undef sqrt +# define sqrt(rd) inline_sqrt(rd) +# undef sqrtf +# define sqrtf(rf) inline_sqrtf(rf) +# undef sqrtl +# define sqrtl(lrd) inline_sqrtl(lrd) + +#endif /* RT_INLINE_ASM_GNU_STYLE */ + +#endif /* !IPRT_INCLUDED_nocrt_x86_math_h */ + |