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50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
// 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) 2008-2010 Gael Guennebaud <gael.guennebaud@inria.fr>
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// Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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/* All the parameters defined in this file can be specialized in the
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* architecture specific files, and/or by the user.
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* More to come... */
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#ifndef EIGEN_DEFAULT_SETTINGS_H
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#define EIGEN_DEFAULT_SETTINGS_H
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/** Defines the maximal loop size to enable meta unrolling of loops.
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* Note that the value here is expressed in Eigen's own notion of "number of FLOPS",
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* it does not correspond to the number of iterations or the number of instructions
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*/
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#ifndef EIGEN_UNROLLING_LIMIT
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#define EIGEN_UNROLLING_LIMIT 110
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#endif
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/** Defines the threshold between a "small" and a "large" matrix.
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* This threshold is mainly used to select the proper product implementation.
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*/
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#ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD
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#define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 8
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#endif
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/** Defines the maximal width of the blocks used in the triangular product and solver
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* for vectors (level 2 blas xTRMV and xTRSV). The default is 8.
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*/
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#ifndef EIGEN_TUNE_TRIANGULAR_PANEL_WIDTH
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#define EIGEN_TUNE_TRIANGULAR_PANEL_WIDTH 8
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#endif
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/** Defines the default number of registers available for that architecture.
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* Currently it must be 8 or 16. Other values will fail.
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*/
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#ifndef EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS
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#define EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS 8
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#endif
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#endif // EIGEN_DEFAULT_SETTINGS_H
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