Add note to EIGEN_DONT_PARALLELIZE into preprocessor documentation page (requested in IRC)

(transplanted from 68eafc10b1165eb83461187e549a54a618495916
)
This commit is contained in:
Christoph Hertzberg 2014-07-18 15:42:12 +02:00
parent 9b00035438
commit 49cbaf3856

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@ -62,6 +62,8 @@ run time. However, these assertions do cost time and can thus be turned off.
expect that any objects passed to it are aligned. This will turn off vectorization. Not defined by default. expect that any objects passed to it are aligned. This will turn off vectorization. Not defined by default.
- \b EIGEN_DONT_ALIGN_STATICALLY - disables alignment of arrays on the stack. Not defined by default, unless - \b EIGEN_DONT_ALIGN_STATICALLY - disables alignment of arrays on the stack. Not defined by default, unless
\c EIGEN_DONT_ALIGN is defined. \c EIGEN_DONT_ALIGN is defined.
- \b EIGEN_DONT_PARALLELIZE - if defined, this disables multi-threading. This is only relevant if you enabled OpenMP.
See \ref TopicMultiThreading for details.
- \b EIGEN_DONT_VECTORIZE - disables explicit vectorization when defined. Not defined by default, unless - \b EIGEN_DONT_VECTORIZE - disables explicit vectorization when defined. Not defined by default, unless
alignment is disabled by %Eigen's platform test or the user defining \c EIGEN_DONT_ALIGN. alignment is disabled by %Eigen's platform test or the user defining \c EIGEN_DONT_ALIGN.
- \b EIGEN_FAST_MATH - enables some optimizations which might affect the accuracy of the result. This currently - \b EIGEN_FAST_MATH - enables some optimizations which might affect the accuracy of the result. This currently