[136] | 1 | // This file is part of Eigen, a lightweight C++ template library
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| 2 | // for linear algebra.
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| 3 | //
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| 4 | // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
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| 5 | // Copyright (C) 2007-2011 Benoit Jacob <jacob.benoit.1@gmail.com>
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| 6 | //
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| 7 | // This Source Code Form is subject to the terms of the Mozilla
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| 8 | // Public License v. 2.0. If a copy of the MPL was not distributed
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| 9 | // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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| 10 |
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| 11 | #ifndef EIGEN_CORE_H
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| 12 | #define EIGEN_CORE_H
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| 13 |
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| 14 | // first thing Eigen does: stop the compiler from committing suicide
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| 15 | #include "src/Core/util/DisableStupidWarnings.h"
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| 16 |
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| 17 | // then include this file where all our macros are defined. It's really important to do it first because
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| 18 | // it's where we do all the alignment settings (platform detection and honoring the user's will if he
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| 19 | // defined e.g. EIGEN_DONT_ALIGN) so it needs to be done before we do anything with vectorization.
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| 20 | #include "src/Core/util/Macros.h"
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| 21 |
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| 22 | // Disable the ipa-cp-clone optimization flag with MinGW 6.x or newer (enabled by default with -O3)
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| 23 | // See http://eigen.tuxfamily.org/bz/show_bug.cgi?id=556 for details.
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| 24 | #if defined(__MINGW32__) && EIGEN_GNUC_AT_LEAST(4,6)
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| 25 | #pragma GCC optimize ("-fno-ipa-cp-clone")
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| 26 | #endif
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| 27 |
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| 28 | #include <complex>
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| 29 |
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| 30 | // this include file manages BLAS and MKL related macros
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| 31 | // and inclusion of their respective header files
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| 32 | #include "src/Core/util/MKL_support.h"
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| 33 |
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| 34 | // if alignment is disabled, then disable vectorization. Note: EIGEN_ALIGN is the proper check, it takes into
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| 35 | // account both the user's will (EIGEN_DONT_ALIGN) and our own platform checks
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| 36 | #if !EIGEN_ALIGN
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| 37 | #ifndef EIGEN_DONT_VECTORIZE
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| 38 | #define EIGEN_DONT_VECTORIZE
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| 39 | #endif
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| 40 | #endif
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| 41 |
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| 42 | #ifdef _MSC_VER
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| 43 | #include <malloc.h> // for _aligned_malloc -- need it regardless of whether vectorization is enabled
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| 44 | #if (_MSC_VER >= 1500) // 2008 or later
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| 45 | // Remember that usage of defined() in a #define is undefined by the standard.
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| 46 | // a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP.
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| 47 | #if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || defined(_M_X64)
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| 48 | #define EIGEN_SSE2_ON_MSVC_2008_OR_LATER
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| 49 | #endif
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| 50 | #endif
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| 51 | #else
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| 52 | // Remember that usage of defined() in a #define is undefined by the standard
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| 53 | #if (defined __SSE2__) && ( (!defined __GNUC__) || (defined __INTEL_COMPILER) || EIGEN_GNUC_AT_LEAST(4,2) )
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| 54 | #define EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC
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| 55 | #endif
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| 56 | #endif
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| 57 |
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| 58 | #ifndef EIGEN_DONT_VECTORIZE
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| 59 |
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| 60 | #if defined (EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC) || defined(EIGEN_SSE2_ON_MSVC_2008_OR_LATER)
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| 61 |
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| 62 | // Defines symbols for compile-time detection of which instructions are
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| 63 | // used.
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| 64 | // EIGEN_VECTORIZE_YY is defined if and only if the instruction set YY is used
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| 65 | #define EIGEN_VECTORIZE
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| 66 | #define EIGEN_VECTORIZE_SSE
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| 67 | #define EIGEN_VECTORIZE_SSE2
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| 68 |
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| 69 | // Detect sse3/ssse3/sse4:
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| 70 | // gcc and icc defines __SSE3__, ...
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| 71 | // there is no way to know about this on msvc. You can define EIGEN_VECTORIZE_SSE* if you
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| 72 | // want to force the use of those instructions with msvc.
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| 73 | #ifdef __SSE3__
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| 74 | #define EIGEN_VECTORIZE_SSE3
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| 75 | #endif
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| 76 | #ifdef __SSSE3__
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| 77 | #define EIGEN_VECTORIZE_SSSE3
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| 78 | #endif
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| 79 | #ifdef __SSE4_1__
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| 80 | #define EIGEN_VECTORIZE_SSE4_1
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| 81 | #endif
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| 82 | #ifdef __SSE4_2__
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| 83 | #define EIGEN_VECTORIZE_SSE4_2
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| 84 | #endif
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| 85 |
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| 86 | // include files
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| 87 |
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| 88 | // This extern "C" works around a MINGW-w64 compilation issue
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| 89 | // https://sourceforge.net/tracker/index.php?func=detail&aid=3018394&group_id=202880&atid=983354
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| 90 | // In essence, intrin.h is included by windows.h and also declares intrinsics (just as emmintrin.h etc. below do).
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| 91 | // However, intrin.h uses an extern "C" declaration, and g++ thus complains of duplicate declarations
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| 92 | // with conflicting linkage. The linkage for intrinsics doesn't matter, but at that stage the compiler doesn't know;
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| 93 | // so, to avoid compile errors when windows.h is included after Eigen/Core, ensure intrinsics are extern "C" here too.
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| 94 | // notice that since these are C headers, the extern "C" is theoretically needed anyways.
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| 95 | extern "C" {
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| 96 | // In theory we should only include immintrin.h and not the other *mmintrin.h header files directly.
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| 97 | // Doing so triggers some issues with ICC. However old gcc versions seems to not have this file, thus:
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| 98 | #if defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1110
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| 99 | #include <immintrin.h>
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| 100 | #else
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| 101 | #include <emmintrin.h>
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| 102 | #include <xmmintrin.h>
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| 103 | #ifdef EIGEN_VECTORIZE_SSE3
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| 104 | #include <pmmintrin.h>
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| 105 | #endif
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| 106 | #ifdef EIGEN_VECTORIZE_SSSE3
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| 107 | #include <tmmintrin.h>
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| 108 | #endif
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| 109 | #ifdef EIGEN_VECTORIZE_SSE4_1
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| 110 | #include <smmintrin.h>
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| 111 | #endif
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| 112 | #ifdef EIGEN_VECTORIZE_SSE4_2
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| 113 | #include <nmmintrin.h>
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| 114 | #endif
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| 115 | #endif
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| 116 | } // end extern "C"
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| 117 | #elif defined __ALTIVEC__
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| 118 | #define EIGEN_VECTORIZE
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| 119 | #define EIGEN_VECTORIZE_ALTIVEC
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| 120 | #include <altivec.h>
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| 121 | // We need to #undef all these ugly tokens defined in <altivec.h>
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| 122 | // => use __vector instead of vector
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| 123 | #undef bool
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| 124 | #undef vector
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| 125 | #undef pixel
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| 126 | #elif defined __ARM_NEON
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| 127 | #define EIGEN_VECTORIZE
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| 128 | #define EIGEN_VECTORIZE_NEON
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| 129 | #include <arm_neon.h>
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| 130 | #endif
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| 131 | #endif
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| 132 |
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| 133 | #if (defined _OPENMP) && (!defined EIGEN_DONT_PARALLELIZE)
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| 134 | #define EIGEN_HAS_OPENMP
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| 135 | #endif
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| 136 |
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| 137 | #ifdef EIGEN_HAS_OPENMP
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| 138 | #include <omp.h>
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| 139 | #endif
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| 140 |
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| 141 | // MSVC for windows mobile does not have the errno.h file
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| 142 | #if !(defined(_MSC_VER) && defined(_WIN32_WCE)) && !defined(__ARMCC_VERSION)
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| 143 | #define EIGEN_HAS_ERRNO
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| 144 | #endif
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| 145 |
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| 146 | #ifdef EIGEN_HAS_ERRNO
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| 147 | #include <cerrno>
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| 148 | #endif
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| 149 | #include <cstddef>
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| 150 | #include <cstdlib>
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| 151 | #include <cmath>
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| 152 | #include <cassert>
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| 153 | #include <functional>
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| 154 | #include <iosfwd>
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| 155 | #include <cstring>
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| 156 | #include <string>
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| 157 | #include <limits>
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| 158 | #include <climits> // for CHAR_BIT
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| 159 | // for min/max:
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| 160 | #include <algorithm>
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| 161 |
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| 162 | // for outputting debug info
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| 163 | #ifdef EIGEN_DEBUG_ASSIGN
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| 164 | #include <iostream>
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| 165 | #endif
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| 166 |
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| 167 | // required for __cpuid, needs to be included after cmath
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| 168 | #if defined(_MSC_VER) && (defined(_M_IX86)||defined(_M_X64)) && (!defined(_WIN32_WCE))
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| 169 | #include <intrin.h>
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| 170 | #endif
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| 171 |
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| 172 | #if defined(_CPPUNWIND) || defined(__EXCEPTIONS)
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| 173 | #define EIGEN_EXCEPTIONS
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| 174 | #endif
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| 175 |
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| 176 | #ifdef EIGEN_EXCEPTIONS
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| 177 | #include <new>
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| 178 | #endif
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| 179 |
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| 180 | /** \brief Namespace containing all symbols from the %Eigen library. */
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| 181 | namespace Eigen {
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| 182 |
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| 183 | inline static const char *SimdInstructionSetsInUse(void) {
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| 184 | #if defined(EIGEN_VECTORIZE_SSE4_2)
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| 185 | return "SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2";
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| 186 | #elif defined(EIGEN_VECTORIZE_SSE4_1)
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| 187 | return "SSE, SSE2, SSE3, SSSE3, SSE4.1";
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| 188 | #elif defined(EIGEN_VECTORIZE_SSSE3)
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| 189 | return "SSE, SSE2, SSE3, SSSE3";
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| 190 | #elif defined(EIGEN_VECTORIZE_SSE3)
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| 191 | return "SSE, SSE2, SSE3";
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| 192 | #elif defined(EIGEN_VECTORIZE_SSE2)
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| 193 | return "SSE, SSE2";
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| 194 | #elif defined(EIGEN_VECTORIZE_ALTIVEC)
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| 195 | return "AltiVec";
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| 196 | #elif defined(EIGEN_VECTORIZE_NEON)
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| 197 | return "ARM NEON";
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| 198 | #else
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| 199 | return "None";
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| 200 | #endif
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| 201 | }
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| 202 |
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| 203 | } // end namespace Eigen
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| 204 |
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| 205 | #define STAGE10_FULL_EIGEN2_API 10
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| 206 | #define STAGE20_RESOLVE_API_CONFLICTS 20
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| 207 | #define STAGE30_FULL_EIGEN3_API 30
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| 208 | #define STAGE40_FULL_EIGEN3_STRICTNESS 40
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| 209 | #define STAGE99_NO_EIGEN2_SUPPORT 99
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| 210 |
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| 211 | #if defined EIGEN2_SUPPORT_STAGE40_FULL_EIGEN3_STRICTNESS
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| 212 | #define EIGEN2_SUPPORT
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| 213 | #define EIGEN2_SUPPORT_STAGE STAGE40_FULL_EIGEN3_STRICTNESS
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| 214 | #elif defined EIGEN2_SUPPORT_STAGE30_FULL_EIGEN3_API
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| 215 | #define EIGEN2_SUPPORT
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| 216 | #define EIGEN2_SUPPORT_STAGE STAGE30_FULL_EIGEN3_API
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| 217 | #elif defined EIGEN2_SUPPORT_STAGE20_RESOLVE_API_CONFLICTS
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| 218 | #define EIGEN2_SUPPORT
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| 219 | #define EIGEN2_SUPPORT_STAGE STAGE20_RESOLVE_API_CONFLICTS
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| 220 | #elif defined EIGEN2_SUPPORT_STAGE10_FULL_EIGEN2_API
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| 221 | #define EIGEN2_SUPPORT
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| 222 | #define EIGEN2_SUPPORT_STAGE STAGE10_FULL_EIGEN2_API
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| 223 | #elif defined EIGEN2_SUPPORT
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| 224 | // default to stage 3, that's what it's always meant
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| 225 | #define EIGEN2_SUPPORT_STAGE30_FULL_EIGEN3_API
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| 226 | #define EIGEN2_SUPPORT_STAGE STAGE30_FULL_EIGEN3_API
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| 227 | #else
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| 228 | #define EIGEN2_SUPPORT_STAGE STAGE99_NO_EIGEN2_SUPPORT
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| 229 | #endif
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| 230 |
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| 231 | #ifdef EIGEN2_SUPPORT
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| 232 | #undef minor
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| 233 | #endif
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| 234 |
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| 235 | // we use size_t frequently and we'll never remember to prepend it with std:: everytime just to
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| 236 | // ensure QNX/QCC support
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| 237 | using std::size_t;
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| 238 | // gcc 4.6.0 wants std:: for ptrdiff_t
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| 239 | using std::ptrdiff_t;
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| 240 |
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| 241 | /** \defgroup Core_Module Core module
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| 242 | * This is the main module of Eigen providing dense matrix and vector support
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| 243 | * (both fixed and dynamic size) with all the features corresponding to a BLAS library
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| 244 | * and much more...
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| 245 | *
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| 246 | * \code
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| 247 | * #include <Eigen/Core>
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| 248 | * \endcode
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| 249 | */
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| 250 |
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| 251 | #include "src/Core/util/Constants.h"
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| 252 | #include "src/Core/util/ForwardDeclarations.h"
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| 253 | #include "src/Core/util/Meta.h"
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| 254 | #include "src/Core/util/StaticAssert.h"
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| 255 | #include "src/Core/util/XprHelper.h"
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| 256 | #include "src/Core/util/Memory.h"
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| 257 |
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| 258 | #include "src/Core/NumTraits.h"
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| 259 | #include "src/Core/MathFunctions.h"
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| 260 | #include "src/Core/GenericPacketMath.h"
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| 261 |
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| 262 | #if defined EIGEN_VECTORIZE_SSE
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| 263 | #include "src/Core/arch/SSE/PacketMath.h"
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| 264 | #include "src/Core/arch/SSE/MathFunctions.h"
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| 265 | #include "src/Core/arch/SSE/Complex.h"
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| 266 | #elif defined EIGEN_VECTORIZE_ALTIVEC
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| 267 | #include "src/Core/arch/AltiVec/PacketMath.h"
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| 268 | #include "src/Core/arch/AltiVec/Complex.h"
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| 269 | #elif defined EIGEN_VECTORIZE_NEON
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| 270 | #include "src/Core/arch/NEON/PacketMath.h"
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| 271 | #include "src/Core/arch/NEON/Complex.h"
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| 272 | #endif
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| 273 |
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| 274 | #include "src/Core/arch/Default/Settings.h"
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| 275 |
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| 276 | #include "src/Core/Functors.h"
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| 277 | #include "src/Core/DenseCoeffsBase.h"
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| 278 | #include "src/Core/DenseBase.h"
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| 279 | #include "src/Core/MatrixBase.h"
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| 280 | #include "src/Core/EigenBase.h"
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| 281 |
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| 282 | #ifndef EIGEN_PARSED_BY_DOXYGEN // work around Doxygen bug triggered by Assign.h r814874
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| 283 | // at least confirmed with Doxygen 1.5.5 and 1.5.6
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| 284 | #include "src/Core/Assign.h"
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| 285 | #endif
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| 286 |
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| 287 | #include "src/Core/util/BlasUtil.h"
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| 288 | #include "src/Core/DenseStorage.h"
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| 289 | #include "src/Core/NestByValue.h"
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| 290 | #include "src/Core/ForceAlignedAccess.h"
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| 291 | #include "src/Core/ReturnByValue.h"
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| 292 | #include "src/Core/NoAlias.h"
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| 293 | #include "src/Core/PlainObjectBase.h"
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| 294 | #include "src/Core/Matrix.h"
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| 295 | #include "src/Core/Array.h"
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| 296 | #include "src/Core/CwiseBinaryOp.h"
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| 297 | #include "src/Core/CwiseUnaryOp.h"
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| 298 | #include "src/Core/CwiseNullaryOp.h"
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| 299 | #include "src/Core/CwiseUnaryView.h"
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| 300 | #include "src/Core/SelfCwiseBinaryOp.h"
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| 301 | #include "src/Core/Dot.h"
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| 302 | #include "src/Core/StableNorm.h"
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| 303 | #include "src/Core/MapBase.h"
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| 304 | #include "src/Core/Stride.h"
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| 305 | #include "src/Core/Map.h"
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| 306 | #include "src/Core/Block.h"
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| 307 | #include "src/Core/VectorBlock.h"
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| 308 | #include "src/Core/Ref.h"
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| 309 | #include "src/Core/Transpose.h"
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| 310 | #include "src/Core/DiagonalMatrix.h"
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| 311 | #include "src/Core/Diagonal.h"
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| 312 | #include "src/Core/DiagonalProduct.h"
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| 313 | #include "src/Core/PermutationMatrix.h"
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| 314 | #include "src/Core/Transpositions.h"
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| 315 | #include "src/Core/Redux.h"
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| 316 | #include "src/Core/Visitor.h"
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| 317 | #include "src/Core/Fuzzy.h"
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| 318 | #include "src/Core/IO.h"
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| 319 | #include "src/Core/Swap.h"
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| 320 | #include "src/Core/CommaInitializer.h"
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| 321 | #include "src/Core/Flagged.h"
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| 322 | #include "src/Core/ProductBase.h"
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| 323 | #include "src/Core/GeneralProduct.h"
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| 324 | #include "src/Core/TriangularMatrix.h"
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| 325 | #include "src/Core/SelfAdjointView.h"
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| 326 | #include "src/Core/products/GeneralBlockPanelKernel.h"
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| 327 | #include "src/Core/products/Parallelizer.h"
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| 328 | #include "src/Core/products/CoeffBasedProduct.h"
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| 329 | #include "src/Core/products/GeneralMatrixVector.h"
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| 330 | #include "src/Core/products/GeneralMatrixMatrix.h"
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| 331 | #include "src/Core/SolveTriangular.h"
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| 332 | #include "src/Core/products/GeneralMatrixMatrixTriangular.h"
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| 333 | #include "src/Core/products/SelfadjointMatrixVector.h"
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| 334 | #include "src/Core/products/SelfadjointMatrixMatrix.h"
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| 335 | #include "src/Core/products/SelfadjointProduct.h"
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| 336 | #include "src/Core/products/SelfadjointRank2Update.h"
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| 337 | #include "src/Core/products/TriangularMatrixVector.h"
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| 338 | #include "src/Core/products/TriangularMatrixMatrix.h"
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| 339 | #include "src/Core/products/TriangularSolverMatrix.h"
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| 340 | #include "src/Core/products/TriangularSolverVector.h"
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| 341 | #include "src/Core/BandMatrix.h"
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| 342 | #include "src/Core/CoreIterators.h"
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| 343 |
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| 344 | #include "src/Core/BooleanRedux.h"
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| 345 | #include "src/Core/Select.h"
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| 346 | #include "src/Core/VectorwiseOp.h"
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| 347 | #include "src/Core/Random.h"
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| 348 | #include "src/Core/Replicate.h"
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| 349 | #include "src/Core/Reverse.h"
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| 350 | #include "src/Core/ArrayBase.h"
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| 351 | #include "src/Core/ArrayWrapper.h"
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| 352 |
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| 353 | #ifdef EIGEN_USE_BLAS
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| 354 | #include "src/Core/products/GeneralMatrixMatrix_MKL.h"
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| 355 | #include "src/Core/products/GeneralMatrixVector_MKL.h"
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| 356 | #include "src/Core/products/GeneralMatrixMatrixTriangular_MKL.h"
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| 357 | #include "src/Core/products/SelfadjointMatrixMatrix_MKL.h"
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| 358 | #include "src/Core/products/SelfadjointMatrixVector_MKL.h"
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| 359 | #include "src/Core/products/TriangularMatrixMatrix_MKL.h"
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| 360 | #include "src/Core/products/TriangularMatrixVector_MKL.h"
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| 361 | #include "src/Core/products/TriangularSolverMatrix_MKL.h"
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| 362 | #endif // EIGEN_USE_BLAS
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| 363 |
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| 364 | #ifdef EIGEN_USE_MKL_VML
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| 365 | #include "src/Core/Assign_MKL.h"
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| 366 | #endif
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| 367 |
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| 368 | #include "src/Core/GlobalFunctions.h"
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| 369 |
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| 370 | #include "src/Core/util/ReenableStupidWarnings.h"
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| 371 |
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| 372 | #ifdef EIGEN2_SUPPORT
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| 373 | #include "Eigen2Support"
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| 374 | #endif
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| 375 |
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| 376 | #endif // EIGEN_CORE_H
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