|  | // This file is part of Eigen, a lightweight C++ template library | 
|  | // for linear algebra. | 
|  | // | 
|  | // Copyright (C) 2008-2010 Gael Guennebaud <gael.guennebaud@inria.fr> | 
|  | // Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com> | 
|  | // | 
|  | // This Source Code Form is subject to the terms of the Mozilla | 
|  | // Public License v. 2.0. If a copy of the MPL was not distributed | 
|  | // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. | 
|  |  | 
|  |  | 
|  | /* All the parameters defined in this file can be specialized in the | 
|  | * architecture specific files, and/or by the user. | 
|  | * More to come... */ | 
|  |  | 
|  | #ifndef EIGEN_DEFAULT_SETTINGS_H | 
|  | #define EIGEN_DEFAULT_SETTINGS_H | 
|  |  | 
|  | /** Defines the maximal loop size to enable meta unrolling of loops. | 
|  | * Note that the value here is expressed in Eigen's own notion of "number of FLOPS", | 
|  | * it does not correspond to the number of iterations or the number of instructions | 
|  | */ | 
|  | #ifndef EIGEN_UNROLLING_LIMIT | 
|  | #define EIGEN_UNROLLING_LIMIT 100 | 
|  | #endif | 
|  |  | 
|  | /** Defines the threshold between a "small" and a "large" matrix. | 
|  | * This threshold is mainly used to select the proper product implementation. | 
|  | */ | 
|  | #ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD | 
|  | #define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 8 | 
|  | #endif | 
|  |  | 
|  | /** Defines the maximal width of the blocks used in the triangular product and solver | 
|  | * for vectors (level 2 blas xTRMV and xTRSV). The default is 8. | 
|  | */ | 
|  | #ifndef EIGEN_TUNE_TRIANGULAR_PANEL_WIDTH | 
|  | #define EIGEN_TUNE_TRIANGULAR_PANEL_WIDTH 8 | 
|  | #endif | 
|  |  | 
|  |  | 
|  | /** Defines the default number of registers available for that architecture. | 
|  | * Currently it must be 8 or 16. Other values will fail. | 
|  | */ | 
|  | #ifndef EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS | 
|  | #define EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS 8 | 
|  | #endif | 
|  |  | 
|  | #endif // EIGEN_DEFAULT_SETTINGS_H |