diff options
author | Dave Parks <davep@lindenlab.com> | 2011-04-21 16:23:00 -0500 |
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committer | Dave Parks <davep@lindenlab.com> | 2011-04-21 16:23:00 -0500 |
commit | 19857d0cf0eedb76cac4eb8a1a4a0b33de9e4235 (patch) | |
tree | 09d6015fedca390d1a259a9911491087cf088df5 /indra/llmath/llsimdmath.h | |
parent | 120f31502eb521c1e0abaeb24972f070e7f75bd6 (diff) | |
parent | 4bbfdd4c1fc18162960ba61fbdad40940a4cdd89 (diff) |
merge
Diffstat (limited to 'indra/llmath/llsimdmath.h')
-rw-r--r-- | indra/llmath/llsimdmath.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/indra/llmath/llsimdmath.h b/indra/llmath/llsimdmath.h new file mode 100644 index 0000000000..c7cdf7b32c --- /dev/null +++ b/indra/llmath/llsimdmath.h @@ -0,0 +1,93 @@ +/** + * @file llsimdmath.h + * @brief Common header for SIMD-based math library (llvector4a, llmatrix3a, etc.) + * + * $LicenseInfo:firstyear=2010&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifndef LL_SIMD_MATH_H +#define LL_SIMD_MATH_H + +#ifndef LLMATH_H +#error "Please include llmath.h before this file." +#endif + +#if ( ( LL_DARWIN || LL_LINUX ) && !(__SSE2__) ) || ( LL_WINDOWS && ( _M_IX86_FP < 2 ) ) +#error SSE2 not enabled. LLVector4a and related class will not compile. +#endif + +#if !LL_WINDOWS +#include <stdint.h> +#endif + +template <typename T> T* LL_NEXT_ALIGNED_ADDRESS(T* address) +{ + return reinterpret_cast<T*>( + (reinterpret_cast<uintptr_t>(address) + 0xF) & ~0xF); +} + +template <typename T> T* LL_NEXT_ALIGNED_ADDRESS_64(T* address) +{ + return reinterpret_cast<T*>( + (reinterpret_cast<uintptr_t>(address) + 0x3F) & ~0x3F); +} + +#if LL_LINUX || LL_DARWIN + +#define LL_ALIGN_PREFIX(x) +#define LL_ALIGN_POSTFIX(x) __attribute__((aligned(x))) + +#elif LL_WINDOWS + +#define LL_ALIGN_PREFIX(x) __declspec(align(x)) +#define LL_ALIGN_POSTFIX(x) + +#else +#error "LL_ALIGN_PREFIX and LL_ALIGN_POSTFIX undefined" +#endif + +#define LL_ALIGN_16(var) LL_ALIGN_PREFIX(16) var LL_ALIGN_POSTFIX(16) + + + +#include <xmmintrin.h> +#include <emmintrin.h> + +#include "llsimdtypes.h" +#include "llsimdtypes.inl" + +class LLMatrix3a; +class LLRotation; +class LLMatrix3; + +#include "llquaternion.h" + +#include "llvector4logical.h" +#include "llvector4a.h" +#include "llmatrix3a.h" +#include "llquaternion2.h" +#include "llvector4a.inl" +#include "llmatrix3a.inl" +#include "llquaternion2.inl" + + +#endif //LL_SIMD_MATH_H |