1 /* This file is part of the Vc library.
3 Copyright (C) 2010-2012 Matthias Kretz <kretz@kde.org>
5 Vc is free software: you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as
7 published by the Free Software Foundation, either version 3 of
8 the License, or (at your option) any later version.
10 Vc is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with Vc. If not, see <http://www.gnu.org/licenses/>.
20 #ifndef VC_SSE_HELPERIMPL_TCC
21 #define VC_SSE_HELPERIMPL_TCC
32 static _VC_CONSTEXPR size_t nextMultipleOf(size_t value)
34 return (value % X) > 0 ? value + X - (value % X) : value;
37 template<Vc::MallocAlignment A>
38 Vc_ALWAYS_INLINE void *HelperImpl<SSE2Impl>::malloc(size_t n)
41 case Vc::AlignOnVector:
42 return _mm_malloc(nextMultipleOf<Vc::SSE::VectorAlignment>(n), Vc::SSE::VectorAlignment);
43 case Vc::AlignOnCacheline:
44 // TODO: hardcoding 64 is not such a great idea
45 return _mm_malloc(nextMultipleOf<64>(n), 64);
47 // TODO: hardcoding 4096 is not such a great idea
48 return _mm_malloc(nextMultipleOf<4096>(n), 4096);
53 return _mm_malloc(n, 8);
57 Vc_ALWAYS_INLINE void HelperImpl<SSE2Impl>::free(void *p)
62 } // namespace Internal
64 } // namespace AliRoot
66 #endif // VC_SSE_HELPERIMPL_TCC