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Last change on this file since 11986 was 9562, checked in by gkronber, 11 years ago
#1967 worked on Gaussian process evolution.
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1	// This file is part of Eigen, a lightweight C++ template library
2	// for linear algebra.
3	//
4	// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
5	// Copyright (C) 2007-2011 Benoit Jacob <jacob.benoit.1@gmail.com>
6	//
7	// This Source Code Form is subject to the terms of the Mozilla
8	// Public License v. 2.0. If a copy of the MPL was not distributed
9	// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
10
11	#ifndef EIGEN_CORE_H
12	#define EIGEN_CORE_H
13
14	// first thing Eigen does: stop the compiler from committing suicide
15	#include "src/Core/util/DisableStupidWarnings.h"
16
17	// then include this file where all our macros are defined. It's really important to do it first because
18	// it's where we do all the alignment settings (platform detection and honoring the user's will if he
19	// defined e.g. EIGEN_DONT_ALIGN) so it needs to be done before we do anything with vectorization.
20	#include "src/Core/util/Macros.h"
21
22	#include <complex>
23
24	// this include file manages BLAS and MKL related macros
25	// and inclusion of their respective header files
26	#include "src/Core/util/MKL_support.h"
27
28	// if alignment is disabled, then disable vectorization. Note: EIGEN_ALIGN is the proper check, it takes into
29	// account both the user's will (EIGEN_DONT_ALIGN) and our own platform checks
30	#if !EIGEN_ALIGN
31	#ifndef EIGEN_DONT_VECTORIZE
32	#define EIGEN_DONT_VECTORIZE
33	#endif
34	#endif
35
36	#ifdef _MSC_VER
37	#include <malloc.h> // for _aligned_malloc -- need it regardless of whether vectorization is enabled
38	#if (_MSC_VER >= 1500) // 2008 or later
39	// Remember that usage of defined() in a #define is undefined by the standard.
40	// a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP.
41	#if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) \|\| defined(_M_X64)
42	#define EIGEN_SSE2_ON_MSVC_2008_OR_LATER
43	#endif
44	#endif
45	#else
46	// Remember that usage of defined() in a #define is undefined by the standard
47	#if (defined __SSE2__) && ( (!defined __GNUC__) \|\| (defined __INTEL_COMPILER) \|\| EIGEN_GNUC_AT_LEAST(4,2) )
48	#define EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC
49	#endif
50	#endif
51
52	#ifndef EIGEN_DONT_VECTORIZE
53
54	#if defined (EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC) \|\| defined(EIGEN_SSE2_ON_MSVC_2008_OR_LATER)
55
56	// Defines symbols for compile-time detection of which instructions are
57	// used.
58	// EIGEN_VECTORIZE_YY is defined if and only if the instruction set YY is used
59	#define EIGEN_VECTORIZE
60	#define EIGEN_VECTORIZE_SSE
61	#define EIGEN_VECTORIZE_SSE2
62
63	// Detect sse3/ssse3/sse4:
64	// gcc and icc defines __SSE3__, ...
65	// there is no way to know about this on msvc. You can define EIGEN_VECTORIZE_SSE* if you
66	// want to force the use of those instructions with msvc.
67	#ifdef __SSE3__
68	#define EIGEN_VECTORIZE_SSE3
69	#endif
70	#ifdef __SSSE3__
71	#define EIGEN_VECTORIZE_SSSE3
72	#endif
73	#ifdef __SSE4_1__
74	#define EIGEN_VECTORIZE_SSE4_1
75	#endif
76	#ifdef __SSE4_2__
77	#define EIGEN_VECTORIZE_SSE4_2
78	#endif
79
80	// include files
81
82	// This extern "C" works around a MINGW-w64 compilation issue
83	// https://sourceforge.net/tracker/index.php?func=detail&aid=3018394&group_id=202880&atid=983354
84	// In essence, intrin.h is included by windows.h and also declares intrinsics (just as emmintrin.h etc. below do).
85	// However, intrin.h uses an extern "C" declaration, and g++ thus complains of duplicate declarations
86	// with conflicting linkage. The linkage for intrinsics doesn't matter, but at that stage the compiler doesn't know;
87	// so, to avoid compile errors when windows.h is included after Eigen/Core, ensure intrinsics are extern "C" here too.
88	// notice that since these are C headers, the extern "C" is theoretically needed anyways.
89	extern "C" {
90	#include <emmintrin.h>
91	#include <xmmintrin.h>
92	#ifdef EIGEN_VECTORIZE_SSE3
93	#include <pmmintrin.h>
94	#endif
95	#ifdef EIGEN_VECTORIZE_SSSE3
96	#include <tmmintrin.h>
97	#endif
98	#ifdef EIGEN_VECTORIZE_SSE4_1
99	#include <smmintrin.h>
100	#endif
101	#ifdef EIGEN_VECTORIZE_SSE4_2
102	#include <nmmintrin.h>
103	#endif
104	} // end extern "C"
105	#elif defined __ALTIVEC__
106	#define EIGEN_VECTORIZE
107	#define EIGEN_VECTORIZE_ALTIVEC
108	#include <altivec.h>
109	// We need to #undef all these ugly tokens defined in <altivec.h>
110	// => use __vector instead of vector
111	#undef bool
112	#undef vector
113	#undef pixel
114	#elif defined __ARM_NEON__
115	#define EIGEN_VECTORIZE
116	#define EIGEN_VECTORIZE_NEON
117	#include <arm_neon.h>
118	#endif
119	#endif
120
121	#if (defined _OPENMP) && (!defined EIGEN_DONT_PARALLELIZE)
122	#define EIGEN_HAS_OPENMP
123	#endif
124
125	#ifdef EIGEN_HAS_OPENMP
126	#include <omp.h>
127	#endif
128
129	// MSVC for windows mobile does not have the errno.h file
130	#if !(defined(_MSC_VER) && defined(_WIN32_WCE)) && !defined(__ARMCC_VERSION)
131	#define EIGEN_HAS_ERRNO
132	#endif
133
134	#ifdef EIGEN_HAS_ERRNO
135	#include <cerrno>
136	#endif
137	#include <cstddef>
138	#include <cstdlib>
139	#include <cmath>
140	#include <cassert>
141	#include <functional>
142	#include <iosfwd>
143	#include <cstring>
144	#include <string>
145	#include <limits>
146	#include <climits> // for CHAR_BIT
147	// for min/max:
148	#include <algorithm>
149
150	// for outputting debug info
151	#ifdef EIGEN_DEBUG_ASSIGN
152	#include <iostream>
153	#endif
154
155	// required for __cpuid, needs to be included after cmath
156	#if defined(_MSC_VER) && (defined(_M_IX86)\|\|defined(_M_X64))
157	#include <intrin.h>
158	#endif
159
160	#if defined(_CPPUNWIND) \|\| defined(__EXCEPTIONS)
161	#define EIGEN_EXCEPTIONS
162	#endif
163
164	#ifdef EIGEN_EXCEPTIONS
165	#include <new>
166	#endif
167
168	/** \brief Namespace containing all symbols from the %Eigen library. */
169	namespace Eigen {
170
171	inline static const char *SimdInstructionSetsInUse(void) {
172	#if defined(EIGEN_VECTORIZE_SSE4_2)
173	return "SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2";
174	#elif defined(EIGEN_VECTORIZE_SSE4_1)
175	return "SSE, SSE2, SSE3, SSSE3, SSE4.1";
176	#elif defined(EIGEN_VECTORIZE_SSSE3)
177	return "SSE, SSE2, SSE3, SSSE3";
178	#elif defined(EIGEN_VECTORIZE_SSE3)
179	return "SSE, SSE2, SSE3";
180	#elif defined(EIGEN_VECTORIZE_SSE2)
181	return "SSE, SSE2";
182	#elif defined(EIGEN_VECTORIZE_ALTIVEC)
183	return "AltiVec";
184	#elif defined(EIGEN_VECTORIZE_NEON)
185	return "ARM NEON";
186	#else
187	return "None";
188	#endif
189	}
190
191	} // end namespace Eigen
192
193	#define STAGE10_FULL_EIGEN2_API 10
194	#define STAGE20_RESOLVE_API_CONFLICTS 20
195	#define STAGE30_FULL_EIGEN3_API 30
196	#define STAGE40_FULL_EIGEN3_STRICTNESS 40
197	#define STAGE99_NO_EIGEN2_SUPPORT 99
198
199	#if defined EIGEN2_SUPPORT_STAGE40_FULL_EIGEN3_STRICTNESS
200	#define EIGEN2_SUPPORT
201	#define EIGEN2_SUPPORT_STAGE STAGE40_FULL_EIGEN3_STRICTNESS
202	#elif defined EIGEN2_SUPPORT_STAGE30_FULL_EIGEN3_API
203	#define EIGEN2_SUPPORT
204	#define EIGEN2_SUPPORT_STAGE STAGE30_FULL_EIGEN3_API
205	#elif defined EIGEN2_SUPPORT_STAGE20_RESOLVE_API_CONFLICTS
206	#define EIGEN2_SUPPORT
207	#define EIGEN2_SUPPORT_STAGE STAGE20_RESOLVE_API_CONFLICTS
208	#elif defined EIGEN2_SUPPORT_STAGE10_FULL_EIGEN2_API
209	#define EIGEN2_SUPPORT
210	#define EIGEN2_SUPPORT_STAGE STAGE10_FULL_EIGEN2_API
211	#elif defined EIGEN2_SUPPORT
212	// default to stage 3, that's what it's always meant
213	#define EIGEN2_SUPPORT_STAGE30_FULL_EIGEN3_API
214	#define EIGEN2_SUPPORT_STAGE STAGE30_FULL_EIGEN3_API
215	#else
216	#define EIGEN2_SUPPORT_STAGE STAGE99_NO_EIGEN2_SUPPORT
217	#endif
218
219	#ifdef EIGEN2_SUPPORT
220	#undef minor
221	#endif
222
223	// we use size_t frequently and we'll never remember to prepend it with std:: everytime just to
224	// ensure QNX/QCC support
225	using std::size_t;
226	// gcc 4.6.0 wants std:: for ptrdiff_t
227	using std::ptrdiff_t;
228
229	/** \defgroup Core_Module Core module
230	* This is the main module of Eigen providing dense matrix and vector support
231	* (both fixed and dynamic size) with all the features corresponding to a BLAS library
232	* and much more...
233	*
234	* \code
235	* #include <Eigen/Core>
236	* \endcode
237	*/
238
239	/** \defgroup Support_modules Support modules [category]
240	* Category of modules which add support for external libraries.
241	*/
242
243	#include "src/Core/util/Constants.h"
244	#include "src/Core/util/ForwardDeclarations.h"
245	#include "src/Core/util/Meta.h"
246	#include "src/Core/util/XprHelper.h"
247	#include "src/Core/util/StaticAssert.h"
248	#include "src/Core/util/Memory.h"
249
250	#include "src/Core/NumTraits.h"
251	#include "src/Core/MathFunctions.h"
252	#include "src/Core/GenericPacketMath.h"
253
254	#if defined EIGEN_VECTORIZE_SSE
255	#include "src/Core/arch/SSE/PacketMath.h"
256	#include "src/Core/arch/SSE/MathFunctions.h"
257	#include "src/Core/arch/SSE/Complex.h"
258	#elif defined EIGEN_VECTORIZE_ALTIVEC
259	#include "src/Core/arch/AltiVec/PacketMath.h"
260	#include "src/Core/arch/AltiVec/Complex.h"
261	#elif defined EIGEN_VECTORIZE_NEON
262	#include "src/Core/arch/NEON/PacketMath.h"
263	#include "src/Core/arch/NEON/Complex.h"
264	#endif
265
266	#include "src/Core/arch/Default/Settings.h"
267
268	#include "src/Core/Functors.h"
269	#include "src/Core/DenseCoeffsBase.h"
270	#include "src/Core/DenseBase.h"
271	#include "src/Core/MatrixBase.h"
272	#include "src/Core/EigenBase.h"
273
274	#ifndef EIGEN_PARSED_BY_DOXYGEN // work around Doxygen bug triggered by Assign.h r814874
275	// at least confirmed with Doxygen 1.5.5 and 1.5.6
276	#include "src/Core/Assign.h"
277	#endif
278
279	#include "src/Core/util/BlasUtil.h"
280	#include "src/Core/DenseStorage.h"
281	#include "src/Core/NestByValue.h"
282	#include "src/Core/ForceAlignedAccess.h"
283	#include "src/Core/ReturnByValue.h"
284	#include "src/Core/NoAlias.h"
285	#include "src/Core/PlainObjectBase.h"
286	#include "src/Core/Matrix.h"
287	#include "src/Core/Array.h"
288	#include "src/Core/CwiseBinaryOp.h"
289	#include "src/Core/CwiseUnaryOp.h"
290	#include "src/Core/CwiseNullaryOp.h"
291	#include "src/Core/CwiseUnaryView.h"
292	#include "src/Core/SelfCwiseBinaryOp.h"
293	#include "src/Core/Dot.h"
294	#include "src/Core/StableNorm.h"
295	#include "src/Core/MapBase.h"
296	#include "src/Core/Stride.h"
297	#include "src/Core/Map.h"
298	#include "src/Core/Block.h"
299	#include "src/Core/VectorBlock.h"
300	#include "src/Core/Transpose.h"
301	#include "src/Core/DiagonalMatrix.h"
302	#include "src/Core/Diagonal.h"
303	#include "src/Core/DiagonalProduct.h"
304	#include "src/Core/PermutationMatrix.h"
305	#include "src/Core/Transpositions.h"
306	#include "src/Core/Redux.h"
307	#include "src/Core/Visitor.h"
308	#include "src/Core/Fuzzy.h"
309	#include "src/Core/IO.h"
310	#include "src/Core/Swap.h"
311	#include "src/Core/CommaInitializer.h"
312	#include "src/Core/Flagged.h"
313	#include "src/Core/ProductBase.h"
314	#include "src/Core/GeneralProduct.h"
315	#include "src/Core/TriangularMatrix.h"
316	#include "src/Core/SelfAdjointView.h"
317	#include "src/Core/products/GeneralBlockPanelKernel.h"
318	#include "src/Core/products/Parallelizer.h"
319	#include "src/Core/products/CoeffBasedProduct.h"
320	#include "src/Core/products/GeneralMatrixVector.h"
321	#include "src/Core/products/GeneralMatrixMatrix.h"
322	#include "src/Core/SolveTriangular.h"
323	#include "src/Core/products/GeneralMatrixMatrixTriangular.h"
324	#include "src/Core/products/SelfadjointMatrixVector.h"
325	#include "src/Core/products/SelfadjointMatrixMatrix.h"
326	#include "src/Core/products/SelfadjointProduct.h"
327	#include "src/Core/products/SelfadjointRank2Update.h"
328	#include "src/Core/products/TriangularMatrixVector.h"
329	#include "src/Core/products/TriangularMatrixMatrix.h"
330	#include "src/Core/products/TriangularSolverMatrix.h"
331	#include "src/Core/products/TriangularSolverVector.h"
332	#include "src/Core/BandMatrix.h"
333
334	#include "src/Core/BooleanRedux.h"
335	#include "src/Core/Select.h"
336	#include "src/Core/VectorwiseOp.h"
337	#include "src/Core/Random.h"
338	#include "src/Core/Replicate.h"
339	#include "src/Core/Reverse.h"
340	#include "src/Core/ArrayBase.h"
341	#include "src/Core/ArrayWrapper.h"
342
343	#ifdef EIGEN_USE_BLAS
344	#include "src/Core/products/GeneralMatrixMatrix_MKL.h"
345	#include "src/Core/products/GeneralMatrixVector_MKL.h"
346	#include "src/Core/products/GeneralMatrixMatrixTriangular_MKL.h"
347	#include "src/Core/products/SelfadjointMatrixMatrix_MKL.h"
348	#include "src/Core/products/SelfadjointMatrixVector_MKL.h"
349	#include "src/Core/products/TriangularMatrixMatrix_MKL.h"
350	#include "src/Core/products/TriangularMatrixVector_MKL.h"
351	#include "src/Core/products/TriangularSolverMatrix_MKL.h"
352	#endif // EIGEN_USE_BLAS
353
354	#ifdef EIGEN_USE_MKL_VML
355	#include "src/Core/Assign_MKL.h"
356	#endif
357
358	#include "src/Core/GlobalFunctions.h"
359
360	#include "src/Core/util/ReenableStupidWarnings.h"
361
362	#ifdef EIGEN2_SUPPORT
363	#include "Eigen2Support"
364	#endif
365
366	#endif // EIGEN_CORE_H

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