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/*
* Copyright (c) 2010, Michael Lehn
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1) Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2) Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3) Neither the name of the FLENS development group nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef FLENS_BLAS_LEVEL2_SV_TCC
#define FLENS_BLAS_LEVEL2_SV_TCC
#include <flens/blas/closures/closures.h>
#include <flens/blas/level2/level2.h>
#include <flens/typedefs.h>
#include <ulmblas/cxxblas.h>
#ifdef FLENS_DEBUG_CLOSURES
# include <flens/blas/blaslogon.h>
#else
# include <flens/blas/blaslogoff.h>
#endif
namespace flens { namespace blas {
//-- tbsv
template <typename MA, typename VX>
typename RestrictTo<IsTbMatrix<MA>::value
&& IsDenseVector<VX>::value,
void>::Type
sv(Transpose transposeA, const MA &A, VX &&x)
{
ASSERT(x.length()==A.dim());
const bool colMajorA = (A.order()==ColMajor);
const bool lowerA = (A.upLo()==Lower);
const bool transA = (transposeA==Trans || transposeA==ConjTrans);
const bool conjA = (transposeA==Conj || transposeA==ConjTrans);
const bool unitDiagA = (A.diag()==Unit);
cxxblas::tbsv(A.dim(), A.numOffDiags(),
colMajorA, lowerA, transA, conjA, unitDiagA,
A.data(), A.leadingDimension(),
x.data(), x.stride());
}
//-- trsv
template <typename MA, typename VX>
typename RestrictTo<IsTrMatrix<MA>::value
&& IsDenseVector<VX>::value,
void>::Type
sv(Transpose transposeA, const MA &A, VX &&x)
{
const bool lowerA = (A.upLo()==Lower);
const bool transA = (transposeA==Trans || transposeA==ConjTrans);
const bool conjA = (transposeA==Conj || transposeA==ConjTrans);
const bool unitDiagA = (A.diag()==Unit);
ASSERT(x.length()==A.dim());
cxxblas::trsv(A.dim(),
lowerA, transA, conjA, unitDiagA,
A.data(), A.strideRow(), A.strideCol(),
x.data(), x.stride());
}
//-- tpsv
template <typename MA, typename VX>
typename RestrictTo<IsTpMatrix<MA>::value
&& IsDenseVector<VX>::value,
void>::Type
sv(Transpose transposeA, const MA &A, VX &&x)
{
const bool colMajorA = (A.order()==ColMajor);
const bool lowerA = (A.upLo()==Lower);
const bool transA = (transposeA==Trans || transposeA==ConjTrans);
const bool conjA = (transposeA==Conj || transposeA==ConjTrans);
const bool unitDiagA = (A.diag()==Unit);
ASSERT(x.length()==A.dim());
cxxblas::tpsv(A.dim(),
colMajorA, lowerA, transA, conjA, unitDiagA,
A.data(),
x.data(), x.stride());
}
} } // namespace blas, flens
#endif // FLENS_BLAS_LEVEL3_SV_TCC
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