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* added optimized paths for matrix-vector and vector-matrix products

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(using either a cache friendly strategy or re-using dot-product
  vectorized implementation)
* add LinearAccessBit to Transpose
This commit is contained in:
Gael Guennebaud
2008-07-09 22:30:18 +00:00
parent 25904802bc
commit c9b046d5d5
5 changed files with 143 additions and 23 deletions
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13
Eigen/src/Core/Block.h
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@@ -155,7 +155,7 @@ template<typename MatrixType, int BlockRows, int BlockCols> class Block
return m_matrix.const_cast_derived()
.coeffRef(m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index),
m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0));
}
inline const Scalar coeff(int index) const
@@ -168,20 +168,23 @@ template<typename MatrixType, int BlockRows, int BlockCols> class Block
template<int LoadMode>
inline PacketScalar packet(int row, int col) const
{
return m_matrix.template packet<Unaligned>(row + m_startRow.value(), col + m_startCol.value());
return m_matrix.template packet<Unaligned>
(row + m_startRow.value(), col + m_startCol.value());
}
template<int LoadMode>
inline void writePacket(int row, int col, const PacketScalar& x)
{
m_matrix.const_cast_derived().template writePacket<Unaligned>(row + m_startRow.value(), col + m_startCol.value(), x);
m_matrix.const_cast_derived().template writePacket<Unaligned>
(row + m_startRow.value(), col + m_startCol.value(), x);
}
template<int LoadMode>
inline PacketScalar packet(int index) const
{
return m_matrix.template packet<Unaligned>(m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index),
m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0));
return m_matrix.template packet<Unaligned>
(m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index),
m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0));
}
template<int LoadMode>