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-rw-r--r--Eigen/src/Core/products/GeneralBlockPanelKernel.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/Eigen/src/Core/products/GeneralBlockPanelKernel.h b/Eigen/src/Core/products/GeneralBlockPanelKernel.h
index cfeeb27f8..408281c82 100644
--- a/Eigen/src/Core/products/GeneralBlockPanelKernel.h
+++ b/Eigen/src/Core/products/GeneralBlockPanelKernel.h
@@ -975,7 +975,11 @@ void gebp_kernel<LhsScalar,RhsScalar,Index,DataMapper,mr,nr,ConjugateLhs,Conjuga
// However, if depth is too small, we can extend the number of rows of these horizontal panels.
// This actual number of rows is computed as follow:
const Index l1 = 32*1024; // in Bytes, TODO, l1 should be passed to this function.
- const Index actual_panel_rows = (3*LhsProgress) * ( (l1 - sizeof(ResScalar)*mr*nr - depth*nr*sizeof(RhsScalar)) / (depth * sizeof(LhsScalar) * 3*LhsProgress) );
+#ifdef EIGEN_TEST_SPECIFIC_BLOCKING_SIZES
+ const Index actual_panel_rows = (3*LhsProgress) * std::max<Index>(1,( (l1 - sizeof(ResScalar)*mr*nr - depth*nr*sizeof(RhsScalar)) / (depth * sizeof(LhsScalar) * 3*LhsProgress) ));
+#else
+ const Index actual_panel_rows = (3*LhsProgress) * ( (l1 - sizeof(ResScalar)*mr*nr - depth*nr*sizeof(RhsScalar)) / (depth * sizeof(LhsScalar) * 3*LhsProgress) );
+#endif
for(Index i1=0; i1<peeled_mc3; i1+=actual_panel_rows)
{
const Index actual_panel_end = (std::min)(i1+actual_panel_rows, peeled_mc3);
@@ -1208,7 +1212,11 @@ void gebp_kernel<LhsScalar,RhsScalar,Index,DataMapper,mr,nr,ConjugateLhs,Conjuga
if(mr>=2*Traits::LhsProgress)
{
const Index l1 = 32*1024; // in Bytes, TODO, l1 should be passed to this function.
+#ifdef EIGEN_TEST_SPECIFIC_BLOCKING_SIZES
+ Index actual_panel_rows = (2*LhsProgress) * std::max<Index>(1,( (l1 - sizeof(ResScalar)*mr*nr - depth*nr*sizeof(RhsScalar)) / (depth * sizeof(LhsScalar) * 2*LhsProgress) ));
+#else
Index actual_panel_rows = (2*LhsProgress) * ( (l1 - sizeof(ResScalar)*mr*nr - depth*nr*sizeof(RhsScalar)) / (depth * sizeof(LhsScalar) * 2*LhsProgress) );
+#endif
for(Index i1=peeled_mc3; i1<peeled_mc2; i1+=actual_panel_rows)
{
Index actual_panel_end = (std::min)(i1+actual_panel_rows, peeled_mc2);