| 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) 2008-2010 Gael Guennebaud <gael.guennebaud@inria.fr> |
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| 5 | // Copyright (C) 2006-2008 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 | |
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| 12 | /* All the parameters defined in this file can be specialized in the |
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| 13 | * architecture specific files, and/or by the user. |
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| 14 | * More to come... */ |
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| 15 | |
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| 16 | #ifndef EIGEN_DEFAULT_SETTINGS_H |
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| 17 | #define EIGEN_DEFAULT_SETTINGS_H |
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| 18 | |
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| 19 | /** Defines the maximal loop size to enable meta unrolling of loops. |
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| 20 | * Note that the value here is expressed in Eigen's own notion of "number of FLOPS", |
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| 21 | * it does not correspond to the number of iterations or the number of instructions |
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| 22 | */ |
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| 23 | #ifndef EIGEN_UNROLLING_LIMIT |
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| 24 | #define EIGEN_UNROLLING_LIMIT 110 |
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| 25 | #endif |
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| 26 | |
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| 27 | /** Defines the threshold between a "small" and a "large" matrix. |
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| 28 | * This threshold is mainly used to select the proper product implementation. |
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| 29 | */ |
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| 30 | #ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD |
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| 31 | #define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 8 |
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| 32 | #endif |
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| 33 | |
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| 34 | /** Defines the maximal width of the blocks used in the triangular product and solver |
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| 35 | * for vectors (level 2 blas xTRMV and xTRSV). The default is 8. |
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| 36 | */ |
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| 37 | #ifndef EIGEN_TUNE_TRIANGULAR_PANEL_WIDTH |
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| 38 | #define EIGEN_TUNE_TRIANGULAR_PANEL_WIDTH 8 |
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| 39 | #endif |
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| 40 | |
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| 41 | |
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| 42 | /** Defines the default number of registers available for that architecture. |
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| 43 | * Currently it must be 8 or 16. Other values will fail. |
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| 44 | */ |
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| 45 | #ifndef EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS |
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| 46 | #define EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS 8 |
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| 47 | #endif |
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| 48 | |
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| 49 | #endif // EIGEN_DEFAULT_SETTINGS_H |
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| 50 | |
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