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Where and many other functions (sin cos abs log exp) into ET system

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This commit is contained in:
Azusa Yamaguchi
2015-06-14 01:07:25 +01:00
parent 667abe888a
commit 84a207f2e6
1 changed files with 118 additions and 0 deletions
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118
lib/lattice/Lattice_ET.h
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@@ -9,6 +9,37 @@
namespace Grid {
////////////////////////////////////////////////////
// Predicated where support
////////////////////////////////////////////////////
template<class iobj,class vobj,class robj>
inline vobj predicatedWhere(const iobj &predicate,const vobj &iftrue,const robj &iffalse) {
typename std::remove_const<vobj>::type ret;
typedef typename vobj::scalar_object scalar_object;
typedef typename vobj::scalar_type scalar_type;
typedef typename vobj::vector_type vector_type;
const int Nsimd = vobj::vector_type::Nsimd();
const int words = sizeof(vobj)/sizeof(vector_type);
std::vector<Integer> mask(Nsimd);
std::vector<scalar_object> truevals (Nsimd);
std::vector<scalar_object> falsevals(Nsimd);
extract(iftrue ,truevals);
extract(iffalse ,falsevals);
extract<vInteger,Integer>(TensorRemove(predicate),mask);
for(int s=0;s<Nsimd;s++){
if (mask[s]) falsevals[s]=truevals[s];
}
merge(ret,falsevals);
return ret;
}
////////////////////////////////////////////
// recursive evaluation of expressions; Could
// switch to generic approach with variadics, a la
@@ -142,10 +173,23 @@ template <class arg> struct name\
};
GridUnopClass(UnarySub,-a);
GridUnopClass(UnaryNot,Not(a));
GridUnopClass(UnaryAdj,adj(a));
GridUnopClass(UnaryConj,conjugate(a));
GridUnopClass(UnaryTrace,trace(a));
GridUnopClass(UnaryTranspose,transpose(a));
GridUnopClass(UnaryTa,Ta(a));
GridUnopClass(UnaryReal,real(a));
GridUnopClass(UnaryImag,imag(a));
GridUnopClass(UnaryToReal,toReal(a));
GridUnopClass(UnaryToComplex,toComplex(a));
GridUnopClass(UnaryAbs,abs(a));
GridUnopClass(UnarySqrt,sqrt(a));
GridUnopClass(UnaryRsqrt,rsqrt(a));
GridUnopClass(UnarySin,sin(a));
GridUnopClass(UnaryCos,cos(a));
GridUnopClass(UnaryLog,log(a));
GridUnopClass(UnaryExp,exp(a));
////////////////////////////////////////////
// Binary operators
@@ -163,6 +207,28 @@ GridBinOpClass(BinaryAdd,lhs+rhs);
GridBinOpClass(BinarySub,lhs-rhs);
GridBinOpClass(BinaryMul,lhs*rhs);
GridBinOpClass(BinaryAnd ,lhs&rhs);
GridBinOpClass(BinaryOr ,lhs|rhs);
GridBinOpClass(BinaryAndAnd,lhs&&rhs);
GridBinOpClass(BinaryOrOr ,lhs||rhs);
////////////////////////////////////////////////////
// Trinary conditional op
////////////////////////////////////////////////////
#define GridTrinOpClass(name,combination)\
template <class predicate,class left, class right> \
struct name\
{\
static auto inline func(const predicate &pred,const left &lhs,const right &rhs)-> decltype(combination) const \
{\
return combination;\
}\
}
GridTrinOpClass(TrinaryWhere,(predicatedWhere<predicate, \
typename std::remove_reference<left>::type, \
typename std::remove_reference<right>::type> (pred,lhs,rhs)));
////////////////////////////////////////////
// Operator syntactical glue
////////////////////////////////////////////
@@ -218,15 +284,67 @@ template <typename T1,typename T2,typename T3> inline auto op(const T1 &pred,con
////////////////////////
GRID_DEF_UNOP(operator -,UnarySub);
GRID_DEF_UNOP(Not,UnaryNot);
GRID_DEF_UNOP(operator !,UnaryNot);
GRID_DEF_UNOP(adj,UnaryAdj);
GRID_DEF_UNOP(conjugate,UnaryConj);
GRID_DEF_UNOP(trace,UnaryTrace);
GRID_DEF_UNOP(transpose,UnaryTranspose);
GRID_DEF_UNOP(Ta,UnaryTa);
GRID_DEF_UNOP(real,UnaryReal);
GRID_DEF_UNOP(imag,UnaryImag);
GRID_DEF_UNOP(toReal,UnaryToReal);
GRID_DEF_UNOP(toComplex,UnaryToComplex);
GRID_DEF_UNOP(abs ,UnaryAbs); //abs overloaded in cmath C++98; DON'T do the abs-fabs-dabs-labs thing
GRID_DEF_UNOP(sqrt ,UnarySqrt);
GRID_DEF_UNOP(rsqrt,UnarySqrt);
GRID_DEF_UNOP(sin ,UnarySin);
GRID_DEF_UNOP(cos ,UnaryCos);
GRID_DEF_UNOP(log ,UnaryLog);
GRID_DEF_UNOP(exp ,UnaryExp);
GRID_DEF_BINOP(operator+,BinaryAdd);
GRID_DEF_BINOP(operator-,BinarySub);
GRID_DEF_BINOP(operator*,BinaryMul);
GRID_DEF_BINOP(operator&,BinaryAnd);
GRID_DEF_BINOP(operator|,BinaryOr);
GRID_DEF_BINOP(operator&&,BinaryAndAnd);
GRID_DEF_BINOP(operator||,BinaryOrOr);
GRID_DEF_TRINOP(where,TrinaryWhere);
/////////////////////////////////////////////////////////////
// Closure convenience to force expression to evaluate
/////////////////////////////////////////////////////////////
template<class Op,class T1>
auto closure(const LatticeUnaryExpression<Op,T1> & expr)
-> Lattice<decltype(expr.first.func(eval(0,std::get<0>(expr.second))))>
{
Lattice<decltype(expr.first.func(eval(0,std::get<0>(expr.second))))> ret(expr);
return ret;
}
template<class Op,class T1, class T2>
auto closure(const LatticeBinaryExpression<Op,T1,T2> & expr)
-> Lattice<decltype(expr.first.func(eval(0,std::get<0>(expr.second)),
eval(0,std::get<1>(expr.second))))>
{
Lattice<decltype(expr.first.func(eval(0,std::get<0>(expr.second)),
eval(0,std::get<1>(expr.second))))> ret(expr);
return ret;
}
template<class Op,class T1, class T2, class T3>
auto closure(const LatticeTrinaryExpression<Op,T1,T2,T3> & expr)
-> Lattice<decltype(expr.first.func(eval(0,std::get<0>(expr.second)),
eval(0,std::get<1>(expr.second)),
eval(0,std::get<2>(expr.second))))>
{
Lattice<decltype(expr.first.func(eval(0,std::get<0>(expr.second)),
eval(0,std::get<1>(expr.second)),
eval(0,std::get<2>(expr.second))))> ret(expr);
return ret;
}
#undef GRID_UNOP
#undef GRID_BINOP
#undef GRID_TRINOP