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367 lines
12 KiB
367 lines
12 KiB
// This file is part of Eigen, a lightweight C++ template library |
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// for linear algebra. |
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// |
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// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> |
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// Copyright (C) 2007-2011 Benoit Jacob <jacob.benoit.1@gmail.com> |
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// |
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// Eigen is free software; you can redistribute it and/or |
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// modify it under the terms of the GNU Lesser General Public |
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// License as published by the Free Software Foundation; either |
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// version 3 of the License, or (at your option) any later version. |
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// |
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// Alternatively, you can redistribute it and/or |
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// modify it under the terms of the GNU General Public License as |
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// published by the Free Software Foundation; either version 2 of |
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// the License, or (at your option) any later version. |
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// |
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY |
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the |
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// GNU General Public License for more details. |
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// |
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// You should have received a copy of the GNU Lesser General Public |
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// License and a copy of the GNU General Public License along with |
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// Eigen. If not, see <http://www.gnu.org/licenses/>. |
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#ifndef EIGEN_CORE_H |
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#define EIGEN_CORE_H |
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// first thing Eigen does: stop the compiler from committing suicide |
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#include "src/Core/util/DisableStupidWarnings.h" |
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// then include this file where all our macros are defined. It's really important to do it first because |
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// it's where we do all the alignment settings (platform detection and honoring the user's will if he |
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// defined e.g. EIGEN_DONT_ALIGN) so it needs to be done before we do anything with vectorization. |
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#include "src/Core/util/Macros.h" |
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// if alignment is disabled, then disable vectorization. Note: EIGEN_ALIGN is the proper check, it takes into |
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// account both the user's will (EIGEN_DONT_ALIGN) and our own platform checks |
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#if !EIGEN_ALIGN |
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#ifndef EIGEN_DONT_VECTORIZE |
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#define EIGEN_DONT_VECTORIZE |
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#endif |
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#endif |
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#ifdef _MSC_VER |
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#include <malloc.h> // for _aligned_malloc -- need it regardless of whether vectorization is enabled |
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#if (_MSC_VER >= 1500) // 2008 or later |
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// Remember that usage of defined() in a #define is undefined by the standard. |
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// a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP. |
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#if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || defined(_M_X64) |
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#define EIGEN_SSE2_ON_MSVC_2008_OR_LATER |
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#endif |
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#endif |
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#else |
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// Remember that usage of defined() in a #define is undefined by the standard |
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#if (defined __SSE2__) && ( (!defined __GNUC__) || EIGEN_GNUC_AT_LEAST(4,2) ) |
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#define EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC |
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#endif |
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#endif |
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#ifndef EIGEN_DONT_VECTORIZE |
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#if defined (EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC) || defined(EIGEN_SSE2_ON_MSVC_2008_OR_LATER) |
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// Defines symbols for compile-time detection of which instructions are |
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// used. |
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// EIGEN_VECTORIZE_YY is defined if and only if the instruction set YY is used |
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#define EIGEN_VECTORIZE |
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#define EIGEN_VECTORIZE_SSE |
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#define EIGEN_VECTORIZE_SSE2 |
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// Detect sse3/ssse3/sse4: |
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// gcc and icc defines __SSE3__, ... |
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// there is no way to know about this on msvc. You can define EIGEN_VECTORIZE_SSE* if you |
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// want to force the use of those instructions with msvc. |
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#ifdef __SSE3__ |
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#define EIGEN_VECTORIZE_SSE3 |
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#endif |
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#ifdef __SSSE3__ |
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#define EIGEN_VECTORIZE_SSSE3 |
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#endif |
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#ifdef __SSE4_1__ |
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#define EIGEN_VECTORIZE_SSE4_1 |
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#endif |
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#ifdef __SSE4_2__ |
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#define EIGEN_VECTORIZE_SSE4_2 |
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#endif |
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// include files |
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// This extern "C" works around a MINGW-w64 compilation issue |
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// https://sourceforge.net/tracker/index.php?func=detail&aid=3018394&group_id=202880&atid=983354 |
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// In essence, intrin.h is included by windows.h and also declares intrinsics (just as emmintrin.h etc. below do). |
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// However, intrin.h uses an extern "C" declaration, and g++ thus complains of duplicate declarations |
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// with conflicting linkage. The linkage for intrinsics doesn't matter, but at that stage the compiler doesn't know; |
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// so, to avoid compile errors when windows.h is included after Eigen/Core, ensure intrinsics are extern "C" here too. |
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// notice that since these are C headers, the extern "C" is theoretically needed anyways. |
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extern "C" { |
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#include <emmintrin.h> |
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#include <xmmintrin.h> |
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#ifdef EIGEN_VECTORIZE_SSE3 |
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#include <pmmintrin.h> |
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#endif |
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#ifdef EIGEN_VECTORIZE_SSSE3 |
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#include <tmmintrin.h> |
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#endif |
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#ifdef EIGEN_VECTORIZE_SSE4_1 |
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#include <smmintrin.h> |
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#endif |
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#ifdef EIGEN_VECTORIZE_SSE4_2 |
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#include <nmmintrin.h> |
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#endif |
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} // end extern "C" |
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#elif defined __ALTIVEC__ |
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#define EIGEN_VECTORIZE |
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#define EIGEN_VECTORIZE_ALTIVEC |
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#include <altivec.h> |
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// We need to #undef all these ugly tokens defined in <altivec.h> |
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// => use __vector instead of vector |
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#undef bool |
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#undef vector |
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#undef pixel |
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#elif defined __ARM_NEON__ |
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#define EIGEN_VECTORIZE |
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#define EIGEN_VECTORIZE_NEON |
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#include <arm_neon.h> |
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#endif |
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#endif |
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#if (defined _OPENMP) && (!defined EIGEN_DONT_PARALLELIZE) |
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#define EIGEN_HAS_OPENMP |
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#endif |
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#ifdef EIGEN_HAS_OPENMP |
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#include <omp.h> |
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#endif |
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// MSVC for windows mobile does not have the errno.h file |
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#if !(defined(_MSC_VER) && defined(_WIN32_WCE)) |
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#define EIGEN_HAS_ERRNO |
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#endif |
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#ifdef EIGEN_HAS_ERRNO |
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#include <cerrno> |
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#endif |
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#include <cstddef> |
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#include <cstdlib> |
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#include <cmath> |
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#include <complex> |
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#include <cassert> |
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#include <functional> |
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#include <iosfwd> |
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#include <cstring> |
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#include <string> |
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#include <limits> |
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#include <climits> // for CHAR_BIT |
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// for min/max: |
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#include <algorithm> |
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// for outputting debug info |
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#ifdef EIGEN_DEBUG_ASSIGN |
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#include <iostream> |
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#endif |
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// required for __cpuid, needs to be included after cmath |
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#if defined(_MSC_VER) && (defined(_M_IX86)||defined(_M_X64)) |
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#include <intrin.h> |
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#endif |
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#if (defined(_CPPUNWIND) || defined(__EXCEPTIONS)) && !defined(EIGEN_NO_EXCEPTIONS) |
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#define EIGEN_EXCEPTIONS |
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#endif |
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#ifdef EIGEN_EXCEPTIONS |
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#include <new> |
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#endif |
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// this needs to be done after all possible windows C header includes and before any Eigen source includes |
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// (system C++ includes are supposed to be able to deal with this already): |
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// windows.h defines min and max macros which would make Eigen fail to compile. |
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#if defined(min) || defined(max) |
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#error The preprocessor symbols 'min' or 'max' are defined. If you are compiling on Windows, do #define NOMINMAX to prevent windows.h from defining these symbols. |
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#endif |
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// defined in bits/termios.h |
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#undef B0 |
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/** \brief Namespace containing all symbols from the %Eigen library. */ |
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namespace Eigen { |
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inline static const char *SimdInstructionSetsInUse(void) { |
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#if defined(EIGEN_VECTORIZE_SSE4_2) |
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return "SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2"; |
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#elif defined(EIGEN_VECTORIZE_SSE4_1) |
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return "SSE, SSE2, SSE3, SSSE3, SSE4.1"; |
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#elif defined(EIGEN_VECTORIZE_SSSE3) |
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return "SSE, SSE2, SSE3, SSSE3"; |
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#elif defined(EIGEN_VECTORIZE_SSE3) |
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return "SSE, SSE2, SSE3"; |
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#elif defined(EIGEN_VECTORIZE_SSE2) |
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return "SSE, SSE2"; |
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#elif defined(EIGEN_VECTORIZE_ALTIVEC) |
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return "AltiVec"; |
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#elif defined(EIGEN_VECTORIZE_NEON) |
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return "ARM NEON"; |
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#else |
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return "None"; |
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#endif |
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} |
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#define STAGE10_FULL_EIGEN2_API 10 |
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#define STAGE20_RESOLVE_API_CONFLICTS 20 |
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#define STAGE30_FULL_EIGEN3_API 30 |
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#define STAGE40_FULL_EIGEN3_STRICTNESS 40 |
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#define STAGE99_NO_EIGEN2_SUPPORT 99 |
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#if defined EIGEN2_SUPPORT_STAGE40_FULL_EIGEN3_STRICTNESS |
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#define EIGEN2_SUPPORT |
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#define EIGEN2_SUPPORT_STAGE STAGE40_FULL_EIGEN3_STRICTNESS |
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#elif defined EIGEN2_SUPPORT_STAGE30_FULL_EIGEN3_API |
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#define EIGEN2_SUPPORT |
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#define EIGEN2_SUPPORT_STAGE STAGE30_FULL_EIGEN3_API |
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#elif defined EIGEN2_SUPPORT_STAGE20_RESOLVE_API_CONFLICTS |
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#define EIGEN2_SUPPORT |
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#define EIGEN2_SUPPORT_STAGE STAGE20_RESOLVE_API_CONFLICTS |
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#elif defined EIGEN2_SUPPORT_STAGE10_FULL_EIGEN2_API |
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#define EIGEN2_SUPPORT |
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#define EIGEN2_SUPPORT_STAGE STAGE10_FULL_EIGEN2_API |
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#elif defined EIGEN2_SUPPORT |
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// default to stage 3, that's what it's always meant |
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#define EIGEN2_SUPPORT_STAGE30_FULL_EIGEN3_API |
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#define EIGEN2_SUPPORT_STAGE STAGE30_FULL_EIGEN3_API |
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#else |
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#define EIGEN2_SUPPORT_STAGE STAGE99_NO_EIGEN2_SUPPORT |
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#endif |
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#ifdef EIGEN2_SUPPORT |
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#undef minor |
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#endif |
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// we use size_t frequently and we'll never remember to prepend it with std:: everytime just to |
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// ensure QNX/QCC support |
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using std::size_t; |
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// gcc 4.6.0 wants std:: for ptrdiff_t |
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using std::ptrdiff_t; |
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/** \defgroup Core_Module Core module |
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* This is the main module of Eigen providing dense matrix and vector support |
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* (both fixed and dynamic size) with all the features corresponding to a BLAS library |
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* and much more... |
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* |
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* \code |
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* #include <Eigen/Core> |
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* \endcode |
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*/ |
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#include "src/Core/util/Constants.h" |
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#include "src/Core/util/ForwardDeclarations.h" |
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#include "src/Core/util/Meta.h" |
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#include "src/Core/util/XprHelper.h" |
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#include "src/Core/util/StaticAssert.h" |
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#include "src/Core/util/Memory.h" |
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#include "src/Core/NumTraits.h" |
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#include "src/Core/MathFunctions.h" |
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#include "src/Core/GenericPacketMath.h" |
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#if defined EIGEN_VECTORIZE_SSE |
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#include "src/Core/arch/SSE/PacketMath.h" |
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#include "src/Core/arch/SSE/MathFunctions.h" |
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#include "src/Core/arch/SSE/Complex.h" |
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#elif defined EIGEN_VECTORIZE_ALTIVEC |
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#include "src/Core/arch/AltiVec/PacketMath.h" |
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#include "src/Core/arch/AltiVec/Complex.h" |
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#elif defined EIGEN_VECTORIZE_NEON |
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#include "src/Core/arch/NEON/PacketMath.h" |
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#include "src/Core/arch/NEON/Complex.h" |
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#endif |
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#include "src/Core/arch/Default/Settings.h" |
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#include "src/Core/Functors.h" |
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#include "src/Core/DenseCoeffsBase.h" |
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#include "src/Core/DenseBase.h" |
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#include "src/Core/MatrixBase.h" |
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#include "src/Core/EigenBase.h" |
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#ifndef EIGEN_PARSED_BY_DOXYGEN // work around Doxygen bug triggered by Assign.h r814874 |
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// at least confirmed with Doxygen 1.5.5 and 1.5.6 |
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#include "src/Core/Assign.h" |
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#endif |
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#include "src/Core/util/BlasUtil.h" |
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#include "src/Core/DenseStorage.h" |
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#include "src/Core/NestByValue.h" |
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#include "src/Core/ForceAlignedAccess.h" |
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#include "src/Core/ReturnByValue.h" |
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#include "src/Core/NoAlias.h" |
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#include "src/Core/PlainObjectBase.h" |
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#include "src/Core/Matrix.h" |
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#include "src/Core/Array.h" |
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#include "src/Core/CwiseBinaryOp.h" |
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#include "src/Core/CwiseUnaryOp.h" |
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#include "src/Core/CwiseNullaryOp.h" |
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#include "src/Core/CwiseUnaryView.h" |
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#include "src/Core/SelfCwiseBinaryOp.h" |
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#include "src/Core/Dot.h" |
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#include "src/Core/StableNorm.h" |
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#include "src/Core/MapBase.h" |
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#include "src/Core/Stride.h" |
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#include "src/Core/Map.h" |
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#include "src/Core/Block.h" |
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#include "src/Core/VectorBlock.h" |
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#include "src/Core/Transpose.h" |
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#include "src/Core/DiagonalMatrix.h" |
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#include "src/Core/Diagonal.h" |
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#include "src/Core/DiagonalProduct.h" |
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#include "src/Core/PermutationMatrix.h" |
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#include "src/Core/Transpositions.h" |
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#include "src/Core/Redux.h" |
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#include "src/Core/Visitor.h" |
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#include "src/Core/Fuzzy.h" |
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#include "src/Core/IO.h" |
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#include "src/Core/Swap.h" |
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#include "src/Core/CommaInitializer.h" |
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#include "src/Core/Flagged.h" |
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#include "src/Core/ProductBase.h" |
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#include "src/Core/Product.h" |
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#include "src/Core/TriangularMatrix.h" |
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#include "src/Core/SelfAdjointView.h" |
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#include "src/Core/SolveTriangular.h" |
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#include "src/Core/products/Parallelizer.h" |
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#include "src/Core/products/CoeffBasedProduct.h" |
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#include "src/Core/products/GeneralBlockPanelKernel.h" |
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#include "src/Core/products/GeneralMatrixVector.h" |
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#include "src/Core/products/GeneralMatrixMatrix.h" |
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#include "src/Core/products/GeneralMatrixMatrixTriangular.h" |
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#include "src/Core/products/SelfadjointMatrixVector.h" |
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#include "src/Core/products/SelfadjointMatrixMatrix.h" |
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#include "src/Core/products/SelfadjointProduct.h" |
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#include "src/Core/products/SelfadjointRank2Update.h" |
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#include "src/Core/products/TriangularMatrixVector.h" |
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#include "src/Core/products/TriangularMatrixMatrix.h" |
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#include "src/Core/products/TriangularSolverMatrix.h" |
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#include "src/Core/products/TriangularSolverVector.h" |
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#include "src/Core/BandMatrix.h" |
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#include "src/Core/BooleanRedux.h" |
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#include "src/Core/Select.h" |
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#include "src/Core/VectorwiseOp.h" |
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#include "src/Core/Random.h" |
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#include "src/Core/Replicate.h" |
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#include "src/Core/Reverse.h" |
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#include "src/Core/ArrayBase.h" |
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#include "src/Core/ArrayWrapper.h" |
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} // namespace Eigen |
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#include "src/Core/GlobalFunctions.h" |
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#include "src/Core/util/ReenableStupidWarnings.h" |
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#ifdef EIGEN2_SUPPORT |
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#include "Eigen2Support" |
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#endif |
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#endif // EIGEN_CORE_H
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