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109 lines
4.2 KiB
C++
109 lines
4.2 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./lib/tensors/Tensor_arith_mac.h
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Copyright (C) 2015
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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See the full license in the file "LICENSE" in the top level distribution directory
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*************************************************************************************/
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/* END LEGAL */
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#ifndef GRID_MATH_ARITH_MAC_H
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#define GRID_MATH_ARITH_MAC_H
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namespace Grid {
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///////////////////////////////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////// MAC ///////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////////////////////////
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///////////////////////////
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///////////////////////////
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// Legal multiplication table
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///////////////////////////
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// scal x scal = scal
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// mat x mat = mat
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// mat x scal = mat
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// scal x mat = mat
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// mat x vec = vec
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// vec x scal = vec
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// scal x vec = vec
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///////////////////////////
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template<class rtype,class vtype,class mtype>
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strong_inline void mac(iScalar<rtype> * __restrict__ ret,const iScalar<vtype> * __restrict__ lhs,const iScalar<mtype> * __restrict__ rhs)
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{
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mac(&ret->_internal,&lhs->_internal,&rhs->_internal);
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}
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template<class rrtype,class ltype,class rtype,int N>
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strong_inline void mac(iMatrix<rrtype,N> * __restrict__ ret,const iMatrix<ltype,N> * __restrict__ lhs,const iMatrix<rtype,N> * __restrict__ rhs){
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for(int c3=0;c3<N;c3++){
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for(int c1=0;c1<N;c1++){
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for(int c2=0;c2<N;c2++){
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mac(&ret->_internal[c1][c2],&lhs->_internal[c1][c3],&rhs->_internal[c3][c2]);
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}}}
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return;
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}
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template<class rrtype,class ltype,class rtype,int N>
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strong_inline void mac(iMatrix<rrtype,N> * __restrict__ ret,const iMatrix<ltype,N> * __restrict__ lhs,const iScalar<rtype> * __restrict__ rhs){
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for(int c1=0;c1<N;c1++){
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for(int c2=0;c2<N;c2++){
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mac(&ret->_internal[c1][c2],&lhs->_internal[c1][c2],&rhs->_internal);
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}}
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return;
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}
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template<class rrtype,class ltype,class rtype,int N>
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strong_inline void mac(iMatrix<rrtype,N> * __restrict__ ret,const iScalar<ltype> * __restrict__ lhs,const iMatrix<rtype,N> * __restrict__ rhs){
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for(int c1=0;c1<N;c1++){
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for(int c2=0;c2<N;c2++){
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mac(&ret->_internal[c1][c2],&lhs->_internal,&rhs->_internal[c1][c2]);
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}}
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return;
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}
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template<class rrtype,class ltype,class rtype,int N>
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strong_inline void mac(iVector<rrtype,N> * __restrict__ ret,const iMatrix<ltype,N> * __restrict__ lhs,const iVector<rtype,N> * __restrict__ rhs)
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{
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for(int c1=0;c1<N;c1++){
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for(int c2=0;c2<N;c2++){
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mac(&ret->_internal[c1],&lhs->_internal[c1][c2],&rhs->_internal[c2]);
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}}
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return;
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}
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template<class rrtype,class ltype,class rtype,int N>
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strong_inline void mac(iVector<rrtype,N> * __restrict__ ret,const iScalar<ltype> * __restrict__ lhs,const iVector<rtype,N> * __restrict__ rhs)
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{
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for(int c1=0;c1<N;c1++){
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mac(&ret->_internal[c1],&lhs->_internal,&rhs->_internal[c1]);
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}
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return;
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}
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template<class rrtype,class ltype,class rtype,int N>
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strong_inline void mac(iVector<rrtype,N> * __restrict__ ret,const iVector<ltype,N> * __restrict__ lhs,const iScalar<rtype> * __restrict__ rhs)
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{
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for(int c1=0;c1<N;c1++){
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mac(&ret->_internal[c1],&lhs->_internal[c1],&rhs->_internal);
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}
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return;
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}
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}
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#endif
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