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Sizable improvement in multigrid for unsquared.

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6000 matmuls CG unprec
2000 matmuls CG prec (4000 eo muls)
1050 matmuls PGCR on 16^3 x 32 x 8 m=.01

Substantial effort on timing and logging infrastructure
This commit is contained in:
Peter Boyle
2015-07-24 01:31:13 +09:00
parent 11c99d5e66
commit d1afebf71e
67 changed files with 945 additions and 753 deletions
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2
lib/algorithms/approx/Chebyshev.h
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@ -120,7 +120,7 @@ namespace Grid {
Field *Tn = &T1;
Field *Tnp = &T2;
std::cout << "Chebyshev ["<<lo<<","<<hi<<"]"<< " order "<<order <<std::endl;
std::cout<<GridLogMessage << "Chebyshev ["<<lo<<","<<hi<<"]"<< " order "<<order <<std::endl;
// Tn=T1 = (xscale M + mscale)in
double xscale = 2.0/(hi-lo);
double mscale = -(hi+lo)/(hi-lo);

1
lib/algorithms/approx/Remez.cc
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@ -757,3 +757,4 @@ void AlgRemez::csv(std::ostream & os)
}
return;
}

1
lib/algorithms/approx/Remez.h
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@ -28,6 +28,7 @@
remez.getIPFE(res,pole,&norm);
remez.csv(ostream &os);
*/
class AlgRemez
{
private: