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Scalar support for GPU threads

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This commit is contained in:
Peter Boyle
2019-06-15 08:25:43 +01:00
parent 1e889c93b8
commit c7dbf4c87e
1 changed files with 15 additions and 6 deletions
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19
Grid/simd/Simd.h
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@@ -71,8 +71,8 @@ typedef thrust::complex<RealD> ComplexD;
typedef thrust::complex<Real> Complex;
template<class T> using complex = thrust::complex<T>;
accelerator_inline ComplexD pow(const ComplexD& r,RealD y){ return(thrust::pow(r,y)); }
accelerator_inline ComplexF pow(const ComplexF& r,RealF y){ return(thrust::pow(r,y)); }
accelerator_inline ComplexD pow(const ComplexD& r,RealD y){ return(thrust::pow(r,(double)y)); }
accelerator_inline ComplexF pow(const ComplexF& r,RealF y){ return(thrust::pow(r,(float)y)); }
#else
typedef std::complex<RealF> ComplexF;
typedef std::complex<RealD> ComplexD;
@@ -104,7 +104,6 @@ accelerator_inline RealD adj(const RealD & r){ return r; }
accelerator_inline ComplexD adj(const ComplexD& r){ return(conjugate(r)); }
accelerator_inline ComplexF adj(const ComplexF& r ){ return(conjugate(r)); }
accelerator_inline RealF real(const RealF & r){ return r; }
accelerator_inline RealD real(const RealD & r){ return r; }
accelerator_inline RealF real(const ComplexF & r){ return r.real(); }
@@ -113,8 +112,6 @@ accelerator_inline RealD real(const ComplexD & r){ return r.real(); }
accelerator_inline RealF imag(const ComplexF & r){ return r.imag(); }
accelerator_inline RealD imag(const ComplexD & r){ return r.imag(); }
accelerator_inline ComplexD innerProduct(const ComplexD & l, const ComplexD & r) { return conjugate(l)*r; }
accelerator_inline ComplexF innerProduct(const ComplexF & l, const ComplexF & r) { return conjugate(l)*r; }
accelerator_inline RealD innerProduct(const RealD & l, const RealD & r) { return l*r; }
@@ -178,6 +175,8 @@ accelerator_inline void vstream(ComplexD &l, const ComplexD &r){ l=r;}
accelerator_inline void vstream(RealF &l, const RealF &r){ l=r;}
accelerator_inline void vstream(RealD &l, const RealD &r){ l=r;}
accelerator_inline ComplexD toComplex(const RealD &in) { return ComplexD(in);}
accelerator_inline ComplexF toComplex(const RealF &in) { return ComplexF(in);}
class Zero{};
//static Zero Zero();
@@ -187,6 +186,16 @@ template<> accelerator_inline void zeroit(ComplexD &arg){ arg=0; };
template<> accelerator_inline void zeroit(RealF &arg) { arg=0; };
template<> accelerator_inline void zeroit(RealD &arg) { arg=0; };
// More limited Integer support
accelerator_inline Integer Reduce(const Integer& r){ return r; }
accelerator_inline void mac (Integer * __restrict__ y,const Integer * __restrict__ a,const Integer *__restrict__ x){ *y = (*a) * (*x)+(*y); }
accelerator_inline void mult(Integer * __restrict__ y,const Integer * __restrict__ l,const Integer *__restrict__ r){ *y = (*l) * (*r); }
accelerator_inline void sub (Integer * __restrict__ y,const Integer * __restrict__ l,const Integer *__restrict__ r){ *y = (*l) - (*r); }
accelerator_inline void add (Integer * __restrict__ y,const Integer * __restrict__ l,const Integer *__restrict__ r){ *y = (*l) + (*r); }
accelerator_inline void vstream(Integer &l, const RealD &r){ l=r;}
template<> accelerator_inline void zeroit(Integer &arg) { arg=0; };
accelerator_inline Integer mod (Integer a,Integer y) { return a%y;}
//accelerator_inline Integer abs (Integer &a) { return a%y;}
//////////////////////////////////////////////////////////
// Permute