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- merge ei_xpr_copy and ei_eval_if_needed_before_nesting

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- make use of CoeffReadCost to determine when to unroll the loops,
  for now only in Product.h and in OperatorEquals.h
performance remains the same: generally still not as good as before the
big changes.
This commit is contained in:
Benoit Jacob
2008-04-06 18:01:03 +00:00
parent 30ec34de36
commit 371d302efb
5 changed files with 49 additions and 32 deletions
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2
Eigen/src/Core/Util.h
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@@ -31,7 +31,7 @@
/** Defines the maximal loop size to enable meta unrolling of loops */
#ifndef EIGEN_UNROLLING_LIMIT
#define EIGEN_UNROLLING_LIMIT 16
#define EIGEN_UNROLLING_LIMIT 400
#endif
#ifdef EIGEN_DEFAULT_TO_ROW_MAJOR