diff --git a/doc/quadrature/double_exponential.qbk b/doc/quadrature/double_exponential.qbk index b4649adbc6..2959b94cd3 100644 --- a/doc/quadrature/double_exponential.qbk +++ b/doc/quadrature/double_exponential.qbk @@ -1,5 +1,6 @@ [/ Copyright (c) 2017 Nick Thompson +Copyright (c) 2024 Matt Borland Use, modification and distribution are subject to the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) @@ -538,6 +539,30 @@ This form integrates just fine over (-log([pi]/2), +[infin]) using either the `t [endsect] [/section:de_caveats Caveats] +[section:gpu_usage GPU Usage] + +`` + #include + + namespace boost{ namespace math{ namespace quadrature { + + template > + __device__ auto exp_sinh_integrate(const F& f, Real a, Real b, Real tolerance, Real* error, Real* L1, boost::math::size_t* levels) + + template > + __device__ auto exp_sinh_integrate(const F& f, Real tolerance, Real* error, Real* L1, boost::math::size_t* levels) + +}}} +`` + +Quadrature is additionally able to run on CUDA (NVCC and NVRTC) platforms. +The major difference is outlined in the above function signatures. +When used on device these are free standing functions instead of using OOP like on the host. +The tables of abscissas and weights are stored in shared read only memory on the device instead of being initialized when the class is constructed. +An example use case would be in the finite elements method computing a stiffness matrix since it would consist of many different functions. + +[endsect] [/section:gpu_usage Usage] + [section:de_refes References] * Hidetosi Takahasi and Masatake Mori, ['Double Exponential Formulas for Numerical Integration] Publ. Res. Inst. Math. Sci., 9 (1974), pp. 721-741. diff --git a/include/boost/math/quadrature/detail/exp_sinh_detail.hpp b/include/boost/math/quadrature/detail/exp_sinh_detail.hpp index 2df07b6ecc..77f2fbf060 100644 --- a/include/boost/math/quadrature/detail/exp_sinh_detail.hpp +++ b/include/boost/math/quadrature/detail/exp_sinh_detail.hpp @@ -7,6 +7,10 @@ #ifndef BOOST_MATH_QUADRATURE_DETAIL_EXP_SINH_DETAIL_HPP #define BOOST_MATH_QUADRATURE_DETAIL_EXP_SINH_DETAIL_HPP +#include + +#ifndef BOOST_MATH_HAS_NVRTC + #include #include #include @@ -541,4 +545,1458 @@ void exp_sinh_detail::init(const std::integral_constant&) } } } -#endif + +#endif // BOOST_MATH_HAS_NVRTC + +#ifdef BOOST_MATH_ENABLE_CUDA // BOOST_MATH_ENABLE_CUDA + +#include +#include +#include +#include +#include + +namespace boost { +namespace math { +namespace quadrature { +namespace detail { + +// In the CUDA case we break these down into a series of fixed size arrays and then make a pointer to the arrays +// We can't use a 2D array because it takes up far too much memory that is primarily wasted space + +__constant__ float m_abscissas_float_1[9] = + { 3.47876573e-23f, 5.62503650e-09f, 9.95706124e-04f, 9.67438487e-02f, 7.43599217e-01f, 4.14293205e+00f, + 1.08086768e+02f, 4.56291316e+05f, 2.70123007e+15f, }; + +__constant__ float m_abscissas_float_2[8] = + { 2.41870864e-14f, 1.02534662e-05f, 1.65637566e-02f, 3.11290799e-01f, 1.64691269e+00f, 1.49800773e+01f, + 2.57724301e+03f, 2.24833766e+09f, }; + +__constant__ float m_abscissas_float_3[16] = + { 3.24983286e-18f, 2.51095186e-11f, 3.82035773e-07f, 1.33717837e-04f, 4.80260650e-03f, 4.41526928e-02f, + 1.83045938e-01f, 4.91960276e-01f, 1.10322609e+00f, 2.53681744e+00f, 7.39791792e+00f, 3.59560256e+01f, + 4.36061333e+02f, 2.49501460e+04f, 1.89216933e+07f, 1.03348694e+12f, }; + +__constant__ float m_abscissas_float_4[33] = + { 1.51941172e-20f, 3.70201714e-16f, 9.67598102e-13f, 4.44773051e-10f, 5.28493928e-08f, 2.19158236e-06f, + 4.00799258e-05f, 3.88011529e-04f, 2.29325538e-03f, 9.25182629e-03f, 2.78117501e-02f, 6.67553298e-02f, + 1.35173168e-01f, 2.41374946e-01f, 3.94194704e-01f, 6.07196731e-01f, 9.06432514e-01f, 1.34481045e+00f, + 2.03268444e+00f, 3.21243032e+00f, 5.46310949e+00f, 1.03365745e+01f, 2.26486752e+01f, 6.03727778e+01f, + 2.08220266e+02f, 1.00431239e+03f, 7.47843388e+03f, 9.75279951e+04f, 2.61755592e+06f, 1.77776624e+08f, + 3.98255346e+10f, 4.13443763e+13f, 3.07708133e+17f, }; + +__constant__ float m_abscissas_float_5[66] = + { 7.99409438e-22f, 2.41624595e-19f, 3.73461321e-17f, 3.19397902e-15f, 1.62042378e-13f, 5.18579386e-12f, + 1.10520072e-10f, 1.64548212e-09f, 1.78534009e-08f, 1.46529196e-07f, 9.40168786e-07f, 4.85507733e-06f, + 2.07038029e-05f, 7.45799409e-05f, 2.31536599e-04f, 6.30580368e-04f, 1.53035449e-03f, 3.35582040e-03f, + 6.73124842e-03f, 1.24856832e-02f, 2.16245309e-02f, 3.52720523e-02f, 5.45995171e-02f, 8.07587788e-02f, + 1.14840025e-01f, 1.57867103e-01f, 2.10837078e-01f, 2.74805391e-01f, 3.51015955e-01f, 4.41077540e-01f, + 5.47194016e-01f, 6.72466825e-01f, 8.21304567e-01f, 1.00000000e+00f, 1.21757511e+00f, 1.48706221e+00f, + 1.82750536e+00f, 2.26717507e+00f, 2.84887335e+00f, 3.63893880e+00f, 4.74299876e+00f, 6.33444194e+00f, + 8.70776542e+00f, 1.23825548e+01f, 1.83151803e+01f, 2.83510579e+01f, 4.62437776e+01f, 8.00917327e+01f, + 1.48560852e+02f, 2.97989725e+02f, 6.53443372e+02f, 1.58584068e+03f, 4.31897162e+03f, 1.34084311e+04f, + 4.83003053e+04f, 2.05969943e+05f, 1.06363880e+06f, 6.82457850e+06f, 5.60117371e+07f, 6.07724622e+08f, + 9.04813016e+09f, 1.92834507e+11f, 6.17122515e+12f, 3.13089095e+14f, 2.67765347e+16f, 4.13865153e+18f, }; + +__constant__ float m_abscissas_float_6[132] = + { 1.70893932e-22f, 3.56621447e-21f, 6.19138882e-20f, 9.04299298e-19f, 1.12287188e-17f, 1.19706303e-16f, + 1.10583090e-15f, 8.92931857e-15f, 6.35404710e-14f, 4.01527389e-13f, 2.26955738e-12f, 1.15522811e-11f, + 5.32913181e-11f, 2.24130967e-10f, 8.64254491e-10f, 3.07161058e-09f, 1.01117742e-08f, 3.09775637e-08f, + 8.87004371e-08f, 2.38368096e-07f, 6.03520392e-07f, 1.44488635e-06f, 3.28212299e-06f, 7.09655821e-06f, + 1.46494407e-05f, 2.89537394e-05f, 5.49357161e-05f, 1.00313252e-04f, 1.76700203e-04f, 3.00920507e-04f, + 4.96484845e-04f, 7.95150594e-04f, 1.23845781e-03f, 1.87911525e-03f, 2.78210510e-03f, 4.02538552e-03f, + 5.70009588e-03f, 7.91020800e-03f, 1.07716137e-02f, 1.44106884e-02f, 1.89624177e-02f, 2.45682104e-02f, + 3.13735515e-02f, 3.95256605e-02f, 4.91713196e-02f, 6.04550279e-02f, 7.35176150e-02f, 8.84954195e-02f, + 1.05520113e-01f, 1.24719213e-01f, 1.46217318e-01f, 1.70138063e-01f, 1.96606781e-01f, 2.25753880e-01f, + 2.57718900e-01f, 2.92655274e-01f, 3.30735809e-01f, 3.72158929e-01f, 4.17155794e-01f, 4.65998399e-01f, + 5.19008863e-01f, 5.76570161e-01f, 6.39138643e-01f, 7.07258781e-01f, 7.81580731e-01f, 8.62881450e-01f, + 9.52090320e-01f, 1.05032052e+00f, 1.15890775e+00f, 1.27945836e+00f, 1.41390963e+00f, 1.56460576e+00f, + 1.73439430e+00f, 1.92674937e+00f, 2.14593012e+00f, 2.39718593e+00f, 2.68702407e+00f, 3.02356133e+00f, + 3.41698950e+00f, 3.88019661e+00f, 4.42960272e+00f, 5.08629455e+00f, 5.87757956e+00f, 6.83913514e+00f, + 8.01801085e+00f, 9.47686632e+00f, 1.13000199e+01f, 1.36021823e+01f, 1.65412214e+01f, 2.03370584e+01f, + 2.53000199e+01f, 3.18739815e+01f, 4.07030054e+01f, 5.27358913e+01f, 6.93929374e+01f, 9.28366010e+01f, + 1.26418926e+02f, 1.75435645e+02f, 2.48423411e+02f, 3.59440052e+02f, 5.32165336e+02f, 8.07455844e+02f, + 1.25762341e+03f, 2.01416017e+03f, 3.32313676e+03f, 5.65930306e+03f, 9.96877263e+03f, 1.82030939e+04f, + 3.45378531e+04f, 6.82619916e+04f, 1.40913380e+05f, 3.04680844e+05f, 6.92095957e+05f, 1.65694484e+06f, + 4.19519229e+06f, 1.12739016e+07f, 3.22814282e+07f, 9.88946136e+07f, 3.25562103e+08f, 1.15706659e+09f, + 4.46167708e+09f, 1.87647826e+10f, 8.65629909e+10f, 4.40614549e+11f, 2.49049013e+12f, 1.57380011e+13f, + 1.11990629e+14f, 9.04297390e+14f, 8.35377903e+15f, 8.90573552e+16f, 1.10582857e+18f, 1.61514650e+19f, }; + +__constant__ float m_abscissas_float_7[263] = + { 7.75845008e-23f, 3.71846701e-22f, 1.69833677e-21f, 7.40284853e-21f, 3.08399399e-20f, 1.22962599e-19f, + 4.69855182e-19f, 1.72288020e-18f, 6.07012059e-18f, 2.05742924e-17f, 6.71669437e-17f, 2.11441966e-16f, + 6.42566550e-16f, 1.88715605e-15f, 5.36188198e-15f, 1.47533056e-14f, 3.93507835e-14f, 1.01841667e-13f, + 2.55981752e-13f, 6.25453236e-13f, 1.48683211e-12f, 3.44173601e-12f, 7.76421789e-12f, 1.70831312e-11f, + 3.66877698e-11f, 7.69632540e-11f, 1.57822184e-10f, 3.16577320e-10f, 6.21604166e-10f, 1.19551931e-09f, + 2.25364361e-09f, 4.16647469e-09f, 7.55905964e-09f, 1.34658870e-08f, 2.35675936e-08f, 4.05458117e-08f, + 6.86052525e-08f, 1.14227960e-07f, 1.87243781e-07f, 3.02323521e-07f, 4.81026747e-07f, 7.54564302e-07f, + 1.16746531e-06f, 1.78236867e-06f, 2.68618781e-06f, 3.99792342e-06f, 5.87841837e-06f, 8.54236163e-06f, + 1.22728487e-05f, 1.74387947e-05f, 2.45154696e-05f, 3.41083807e-05f, 4.69806683e-05f, 6.40841007e-05f, + 8.65936597e-05f, 1.15945600e-04f, 1.53878746e-04f, 2.02478652e-04f, 2.64224143e-04f, 3.42035594e-04f, + 4.39324211e-04f, 5.60041454e-04f, 7.08727668e-04f, 8.90558896e-04f, 1.11139085e-03f, 1.37779898e-03f, + 1.69711358e-03f, 2.07744903e-03f, 2.52772622e-03f, 3.05768742e-03f, 3.67790298e-03f, 4.39976940e-03f, + 5.23549846e-03f, 6.19809738e-03f, 7.30134015e-03f, 8.55973022e-03f, 9.98845520e-03f, 1.16033342e-02f, + 1.34207587e-02f, 1.54576276e-02f, 1.77312787e-02f, 2.02594158e-02f, 2.30600348e-02f, 2.61513493e-02f, + 2.95517158e-02f, 3.32795626e-02f, 3.73533204e-02f, 4.17913590e-02f, 4.66119283e-02f, 5.18331072e-02f, + 5.74727595e-02f, 6.35484986e-02f, 7.00776615e-02f, 7.70772927e-02f, 8.45641386e-02f, 9.25546518e-02f, + 1.01065008e-01f, 1.10111132e-01f, 1.19708739e-01f, 1.29873379e-01f, 1.40620505e-01f, 1.51965539e-01f, + 1.63923958e-01f, 1.76511391e-01f, 1.89743720e-01f, 2.03637197e-01f, 2.18208574e-01f, 2.33475238e-01f, + 2.49455360e-01f, 2.66168055e-01f, 2.83633553e-01f, 3.01873381e-01f, 3.20910560e-01f, 3.40769809e-01f, + 3.61477772e-01f, 3.83063247e-01f, 4.05557445e-01f, 4.28994258e-01f, 4.53410546e-01f, 4.78846448e-01f, + 5.05345717e-01f, 5.32956079e-01f, 5.61729623e-01f, 5.91723220e-01f, 6.22998983e-01f, 6.55624768e-01f, + 6.89674714e-01f, 7.25229845e-01f, 7.62378724e-01f, 8.01218171e-01f, 8.41854062e-01f, 8.84402205e-01f, + 9.28989312e-01f, 9.75754080e-01f, 1.02484839e+00f, 1.07643865e+00f, 1.13070727e+00f, 1.18785434e+00f, + 1.24809950e+00f, 1.31168403e+00f, 1.37887320e+00f, 1.44995892e+00f, 1.52526270e+00f, 1.60513906e+00f, + 1.68997931e+00f, 1.78021589e+00f, 1.87632722e+00f, 1.97884333e+00f, 2.08835213e+00f, 2.20550671e+00f, + 2.33103353e+00f, 2.46574193e+00f, 2.61053497e+00f, 2.76642183e+00f, 2.93453226e+00f, 3.11613304e+00f, + 3.31264716e+00f, 3.52567596e+00f, 3.75702486e+00f, 4.00873326e+00f, 4.28310945e+00f, 4.58277134e+00f, + 4.91069419e+00f, 5.27026666e+00f, 5.66535674e+00f, 6.10038953e+00f, 6.58043928e+00f, 7.11133842e+00f, + 7.69980735e+00f, 8.35360902e+00f, 9.08173387e+00f, 9.89462150e+00f, 1.08044272e+01f, 1.18253437e+01f, + 1.29739897e+01f, 1.42698826e+01f, 1.57360130e+01f, 1.73995473e+01f, 1.92926887e+01f, 2.14537359e+01f, + 2.39283915e+01f, 2.67713817e+01f, 3.00484719e+01f, 3.38389827e+01f, 3.82389447e+01f, 4.33650689e+01f, + 4.93597649e+01f, 5.63975118e+01f, 6.46929803e+01f, 7.45114359e+01f, 8.61821250e+01f, 1.00115581e+02f, + 1.16826112e+02f, 1.36961158e+02f, 1.61339834e+02f, 1.91003781e+02f, 2.27284639e+02f, 2.71894067e+02f, + 3.27044548e+02f, 3.95612465e+02f, 4.81359585e+02f, 5.89235756e+02f, 7.25795284e+02f, 8.99773468e+02f, + 1.12289036e+03f, 1.41097920e+03f, 1.78558211e+03f, 2.27622329e+03f, 2.92367233e+03f, 3.78466551e+03f, + 4.93879227e+03f, 6.49862329e+03f, 8.62473434e+03f, 1.15481896e+04f, 1.56044945e+04f, 2.12853507e+04f, + 2.93183077e+04f, 4.07905708e+04f, 5.73434125e+04f, 8.14806753e+04f, 1.17063646e+05f, 1.70113785e+05f, + 2.50129854e+05f, 3.72274789e+05f, 5.61051155e+05f, 8.56556497e+05f, 1.32526810e+06f, 2.07888648e+06f, + 3.30771485e+06f, 5.34063130e+06f, 8.75442405e+06f, 1.45761434e+07f, 2.46634599e+07f, 4.24311457e+07f, + 7.42617251e+07f, 1.32291588e+08f, 2.40011058e+08f, 4.43725882e+08f, 8.36456588e+08f, 1.60874083e+09f, + 3.15878598e+09f, 6.33624483e+09f, 1.29932136e+10f, 2.72570398e+10f, 5.85372779e+10f, 1.28795973e+11f, + 2.90551047e+11f, 6.72570892e+11f, 1.59884056e+12f, 3.90652847e+12f, 9.81916374e+12f, 2.54124546e+13f, + 6.77814197e+13f, 1.86501681e+14f, 5.29897885e+14f, 1.55625904e+15f, 4.72943011e+15f, 1.48882761e+16f, + 4.86043448e+16f, 1.64741373e+17f, 5.80423410e+17f, 2.12831536e+18f, 8.13255421e+18f, }; + +__constant__ float m_abscissas_float_8[527] = + { 5.20331508e-23f, 1.15324162e-22f, 2.52466875e-22f, 5.46028730e-22f, 1.16690465e-21f, 2.46458927e-21f, + 5.14543768e-21f, 1.06205431e-20f, 2.16767715e-20f, 4.37564009e-20f, 8.73699691e-20f, 1.72595588e-19f, + 3.37377643e-19f, 6.52669145e-19f, 1.24976973e-18f, 2.36916845e-18f, 4.44691383e-18f, 8.26580373e-18f, + 1.52174118e-17f, 2.77517606e-17f, 5.01415830e-17f, 8.97689232e-17f, 1.59270821e-16f, 2.80084735e-16f, + 4.88253693e-16f, 8.43846463e-16f, 1.44610939e-15f, 2.45762595e-15f, 4.14251017e-15f, 6.92627770e-15f, + 1.14889208e-14f, 1.89084205e-14f, 3.08802476e-14f, 5.00504297e-14f, 8.05169965e-14f, 1.28579121e-13f, + 2.03847833e-13f, 3.20880532e-13f, 5.01568631e-13f, 7.78600100e-13f, 1.20044498e-12f, 1.83848331e-12f, + 2.79712543e-12f, 4.22808302e-12f, 6.35035779e-12f, 9.47805307e-12f, 1.40588174e-11f, 2.07266430e-11f, + 3.03739182e-11f, 4.42491437e-11f, 6.40886341e-11f, 9.22929507e-11f, 1.32161843e-10f, 1.88205259e-10f, + 2.66552657e-10f, 3.75488615e-10f, 5.26149742e-10f, 7.33426418e-10f, 1.01712318e-09f, 1.40344387e-09f, + 1.92688222e-09f, 2.63261606e-09f, 3.57952343e-09f, 4.84396276e-09f, 6.52448685e-09f, 8.74769197e-09f, + 1.16754399e-08f, 1.55137320e-08f, 2.05235608e-08f, 2.70341184e-08f, 3.54587968e-08f, 4.63144836e-08f, + 6.02447248e-08f, 7.80474059e-08f, 1.00707687e-07f, 1.29437018e-07f, 1.65719157e-07f, 2.11364220e-07f, + 2.68571894e-07f, 3.40005066e-07f, 4.28875221e-07f, 5.39041105e-07f, 6.75122241e-07f, 8.42629031e-07f, + 1.04811127e-06f, 1.29932703e-06f, 1.60543396e-06f, 1.97720518e-06f, 2.42727196e-06f, 2.97039558e-06f, + 3.62377065e-06f, 4.40736236e-06f, 5.34428013e-06f, 6.46118994e-06f, 7.78876789e-06f, 9.36219733e-06f, + 1.12217116e-05f, 1.34131848e-05f, 1.59887725e-05f, 1.90076038e-05f, 2.25365270e-05f, 2.66509096e-05f, + 3.14354940e-05f, 3.69853096e-05f, 4.34066412e-05f, 5.08180543e-05f, 5.93514765e-05f, 6.91533342e-05f, + 8.03857429e-05f, 9.32277499e-05f, 1.07876627e-04f, 1.24549208e-04f, 1.43483273e-04f, 1.64938971e-04f, + 1.89200275e-04f, 2.16576471e-04f, 2.47403671e-04f, 2.82046341e-04f, 3.20898851e-04f, 3.64387021e-04f, + 4.12969671e-04f, 4.67140163e-04f, 5.27427922e-04f, 5.94399942e-04f, 6.68662248e-04f, 7.50861330e-04f, + 8.41685517e-04f, 9.41866302e-04f, 1.05217960e-03f, 1.17344692e-03f, 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= { + m_abscissas_float_1, + m_abscissas_float_2, + m_abscissas_float_3, + m_abscissas_float_4, + m_abscissas_float_5, + m_abscissas_float_6, + m_abscissas_float_7, + m_abscissas_float_8, +}; + +__constant__ float m_weights_float_1[9] = + { 1.79979618e-21f, 1.07218106e-07f, 7.05786060e-03f, 2.72310168e-01f, 1.18863515e+00f, 8.77655464e+00f, + 5.33879432e+02f, 5.98892409e+06f, 9.60751551e+16f, }; + +__constant__ float m_weights_float_2[8] = + { 7.59287827e-13f, 1.18886775e-04f, 7.27332179e-02f, 6.09156795e-01f, 2.71431234e+00f, 4.68800805e+01f, + 2.06437304e+04f, 4.85431236e+10f, }; + +__constant__ float m_weights_float_3[16] = + { 1.30963564e-16f, 6.14135316e-10f, 5.67743391e-06f, 1.21108690e-03f, 2.67259824e-02f, 1.54234107e-01f, + 4.23412860e-01f, 8.47913037e-01f, 1.73632925e+00f, 4.63203354e+00f, 1.88206826e+01f, 1.40643917e+02f, + 2.73736946e+03f, 2.55633252e+05f, 3.18438602e+08f, 2.86363931e+13f, }; + +__constant__ float m_weights_float_4[33] = + { 6.93769555e-19f, 1.31670336e-14f, 2.68107110e-11f, 9.60294960e-09f, 8.89417585e-07f, 2.87650015e-05f, + 4.10649371e-04f, 3.10797444e-03f, 1.43958814e-02f, 4.56980985e-02f, 1.08787148e-01f, 2.08910486e-01f, + 3.43887471e-01f, 5.11338439e-01f, 7.19769211e-01f, 1.00073403e+00f, 1.42660267e+00f, 2.14966467e+00f, + 3.50341221e+00f, 6.28632057e+00f, 1.26369961e+01f, 2.90949180e+01f, 7.91163114e+01f, 2.65103292e+02f, + 1.15872311e+03f, 7.11886439e+03f, 6.77324248e+04f, 1.13081650e+06f, 3.88995005e+07f, 3.38857764e+09f, + 9.74063570e+11f, 1.29789430e+15f, 1.24001927e+19f, }; + +__constant__ float m_weights_float_5[66] = + { 3.88541434e-20f, 1.03646493e-17f, 1.41388360e-15f, 1.06725054e-13f, 4.77908002e-12f, 1.34999345e-10f, + 2.53970414e-09f, 3.33804787e-08f, 3.19755978e-07f, 2.31724882e-06f, 1.31302324e-05f, 5.98917639e-05f, + 2.25650360e-04f, 7.18397083e-04f, 1.97196929e-03f, 4.75106406e-03f, 1.02072514e-02f, 1.98317011e-02f, + 3.52844239e-02f, 5.81350403e-02f, 8.95955146e-02f, 1.30335749e-01f, 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3.22682682e+00f, + 3.33381238e+00f, 3.44561973e+00f, 3.56250887e+00f, 3.68475574e+00f, 3.81265333e+00f, 3.94651282e+00f, + 4.08666490e+00f, 4.23346116e+00f, 4.38727553e+00f, 4.54850596e+00f, 4.71757611e+00f, 4.89493722e+00f, + 5.08107015e+00f, 5.27648761e+00f, 5.48173646e+00f, 5.69740032e+00f, 5.92410235e+00f, 6.16250823e+00f, + 6.41332946e+00f, 6.67732689e+00f, 6.95531455e+00f, 7.24816384e+00f, 7.55680807e+00f, 7.88224735e+00f, + 8.22555401e+00f, 8.58787841e+00f, 8.97045530e+00f, 9.37461076e+00f, 9.80176975e+00f, 1.02534643e+01f, + 1.07313428e+01f, 1.12371793e+01f, 1.17728848e+01f, 1.23405187e+01f, 1.29423019e+01f, 1.35806306e+01f, + 1.42580922e+01f, 1.49774818e+01f, 1.57418213e+01f, 1.65543795e+01f, 1.74186947e+01f, 1.83385994e+01f, + 1.93182476e+01f, 2.03621450e+01f, 2.14751816e+01f, 2.26626686e+01f, 2.39303784e+01f, 2.52845893e+01f, + 2.67321348e+01f, 2.82804577e+01f, 2.99376708e+01f, 3.17126238e+01f, 3.36149769e+01f, 3.56552840e+01f, + 3.78450835e+01f, 4.01970005e+01f, 4.27248599e+01f, 4.54438126e+01f, 4.83704762e+01f, 5.15230921e+01f, + 5.49217006e+01f, 5.85883374e+01f, 6.25472527e+01f, 6.68251567e+01f, 7.14514957e+01f, 7.64587609e+01f, + 8.18828353e+01f, 8.77633847e+01f, 9.41442967e+01f, 1.01074176e+02f, 1.08606902e+02f, 1.16802259e+02f, + 1.25726650e+02f, 1.35453899e+02f, 1.46066166e+02f, 1.57654979e+02f, 1.70322410e+02f, 1.84182406e+02f, + 1.99362306e+02f, 2.16004568e+02f, 2.34268740e+02f, 2.54333703e+02f, 2.76400239e+02f, 3.00693971e+02f, + 3.27468728e+02f, 3.57010397e+02f, 3.89641362e+02f, 4.25725590e+02f, 4.65674502e+02f, 5.09953726e+02f, + 5.59090900e+02f, 6.13684688e+02f, 6.74415211e+02f, 7.42056139e+02f, 8.17488717e+02f, 9.01718069e+02f, + 9.95892168e+02f, 1.10132394e+03f, 1.21951707e+03f, 1.35219615e+03f, 1.50134197e+03f, 1.66923291e+03f, + 1.85849349e+03f, 2.07215152e+03f, 2.31370536e+03f, 2.58720328e+03f, 2.89733724e+03f, 3.24955383e+03f, + 3.65018587e+03f, 4.10660860e+03f, 4.62742547e+03f, 5.22268956e+03f, 5.90416786e+03f, 6.68565726e+03f, + 7.58336313e+03f, 8.61635357e+03f, 9.80710572e+03f, 1.11821637e+04f, 1.27729327e+04f, 1.46166396e+04f, + 1.67574960e+04f, 1.92481112e+04f, 2.21512104e+04f, 2.55417295e+04f, 2.95093735e+04f, 3.41617487e+04f, + 3.96282043e+04f, 4.60645561e+04f, 5.36589049e+04f, 6.26388223e+04f, 7.32802431e+04f, 8.59184957e+04f, + 1.00962017e+05f, 1.18909442e+05f, 1.40370957e+05f, 1.66095034e+05f, 1.97001996e+05f, 2.34226253e+05f, + 2.79169596e+05f, 3.33568603e+05f, 3.99580125e+05f, 4.79889989e+05f, 5.77851588e+05f, 6.97663062e+05f, + 8.44594440e+05f, 1.02527965e+06f, 1.24809298e+06f, 1.52363581e+06f, 1.86536786e+06f, 2.29042802e+06f, + 2.82070529e+06f, 3.48424008e+06f, 4.31706343e+06f, 5.36561882e+06f, 6.68996113e+06f, 8.36799594e+06f, + 1.05011160e+07f, 1.32217203e+07f, 1.67032788e+07f, 2.11738506e+07f, 2.69343047e+07f, 3.43829654e+07f, + 4.40490690e+07f, 5.66383460e+07f, 7.30953564e+07f, 9.46890531e+07f, 1.23130681e+08f, 1.60736861e+08f, + 2.10656057e+08f, 2.77184338e+08f, 3.66207397e+08f, 4.85821891e+08f, 6.47212479e+08f, 8.65895044e+08f, + 1.16348659e+09f, 1.57023596e+09f, 2.12865840e+09f, 2.89877917e+09f, 3.96573294e+09f, 5.45082863e+09f, + 7.52773593e+09f, 1.04462776e+10f, 1.45675716e+10f, 2.04161928e+10f, 2.87579864e+10f, 4.07167363e+10f, + 5.79499965e+10f, 8.29154750e+10f, 1.19276754e+11f, 1.72524570e+11f, 2.50933409e+11f, 3.67042596e+11f, + 5.39962441e+11f, 7.98985690e+11f, 1.18927611e+12f, 1.78088199e+12f, 2.68310388e+12f, 4.06753710e+12f, + 6.20525592e+12f, 9.52719664e+12f, 1.47228407e+13f, 2.29025392e+13f, 3.58662837e+13f, 5.65517100e+13f, + 8.97859411e+13f, 1.43556057e+14f, 2.31171020e+14f, 3.74966777e+14f, 6.12702071e+14f, 1.00868013e+15f, + 1.67323268e+15f, 2.79711270e+15f, 4.71267150e+15f, 8.00353033e+15f, 1.37027503e+16f, 2.36538022e+16f, + 4.11734705e+16f, 7.22793757e+16f, 1.27982244e+17f, 2.28603237e+17f, 4.11976277e+17f, 7.49169358e+17f, + 1.37488861e+18f, 2.54681529e+18f, 4.76248383e+18f, 8.99167123e+18f, 1.71428840e+19f, 3.30088717e+19f, + 6.42020070e+19f, 1.26155602e+20f, 2.50480806e+20f, 5.02601059e+20f, 1.01935525e+21f, }; + +__constant__ float* m_weights_float[8] = { + m_weights_float_1, + m_weights_float_2, + m_weights_float_3, + m_weights_float_4, + m_weights_float_5, + m_weights_float_6, + m_weights_float_7, + m_weights_float_8 +}; + +__constant__ double m_abscissas_double_1[13] = + { 7.241670621354483269e-163, 2.257639733856759198e-60, 1.153241619257215165e-22, 8.747691973876861825e-09, + 1.173446923800022477e-03, 1.032756936219208144e-01, 7.719261204224504866e-01, 4.355544675823585545e+00, + 1.215101039066652656e+02, 6.228845436711506169e+05, 6.278613977336989392e+15, 9.127414935180233465e+42, + 6.091127771174027909e+116, }; + +__constant__ double m_abscissas_double_2[12] = + { 4.547459836328942014e-99, 6.678756542928857080e-37, 5.005042973041566360e-14, 1.341318484151208960e-05, + 1.833875636365939263e-02, 3.257972971286326131e-01, 1.712014688483495078e+00, 1.613222549264089627e+01, + 3.116246745274236447e+03, 3.751603952020919663e+09, 1.132259067258797346e+26, 6.799257464097374238e+70, }; + +__constant__ double m_abscissas_double_3[25] = + { 5.314690663257815465e-127, 2.579830034615362946e-77, 3.534801062399966878e-47, 6.733941646704537777e-29, + 8.265803726974829043e-18, 4.424914371157762285e-11, 5.390411046738629465e-07, 1.649389713333761449e-04, + 5.463728936866216652e-03, 4.787896410534771955e-02, 1.931544616590306846e-01, 5.121421856617965197e-01, + 1.144715949265016019e+00, 2.648424684387670480e+00, 7.856804169938798917e+00, 3.944731803343517708e+01, + 5.060291993016831194e+02, 3.181117494063683297e+04, 2.820174654949211729e+07, 1.993745099515255184e+12, + 1.943469269499068563e+20, 2.858803732300638372e+33, 1.457292199029008637e+55, 8.943565831706355607e+90, + 9.016198369791554655e+149, }; + +__constant__ double m_abscissas_double_4[49] = + { 8.165631636299519857e-144, 3.658949309353149331e-112, 1.635242513882908826e-87, 2.578381184977746454e-68, + 2.305546416275824199e-53, 1.016725540031465162e-41, 1.191823622917539774e-32, 1.379018088205016509e-25, + 4.375640088826073184e-20, 8.438464631330991606e-16, 1.838483310261119782e-12, 7.334264181393092650e-10, + 7.804740587931068021e-08, 2.970395577741681504e-06, 5.081805431666579484e-05, 4.671401627620431498e-04, + 2.652347404231090523e-03, 1.037409202661683856e-02, 3.045225582205323946e-02, 7.178280364982721201e-02, + 1.434001065841990688e-01, 2.535640852949085796e-01, 4.113268917643175920e-01, 6.310260805648534613e-01, + 9.404706503455087817e-01, 1.396267301972783068e+00, 2.116896928689963277e+00, 3.364289290471596568e+00, + 5.770183960005836987e+00, 1.104863531218761752e+01, 2.460224479439805859e+01, 6.699316387888639988e+01, + 2.375794092475844708e+02, 1.188092202760116066e+03, 9.269848635975416108e+03, 1.283900116155671304e+05, + 3.723397798030112514e+06, 2.793667983952389721e+08, 7.112973790863854188e+10, 8.704037695808749572e+13, + 8.001474015782459984e+17, 9.804091819390540578e+22, 3.342777673392873288e+29, 8.160092668471508447e+37, + 4.798775331663586528e+48, 3.228614320248853938e+62, 1.836986041572136151e+80, 1.153145986877483804e+103, + 2.160972586723647751e+132, }; + +__constant__ double m_abscissas_double_5[98] = + { 4.825077401709435655e-153, 3.813781211050297560e-135, 2.377824349780240844e-119, 2.065817295388293122e-105, + 4.132105770181358886e-93, 2.963965169989404311e-82, 1.127296662046635391e-72, 3.210346399945695041e-64, + 9.282992368222161062e-57, 3.565977853916619677e-50, 2.306962519220473637e-44, 3.098751038516535098e-39, + 1.039558064722960891e-34, 1.025256027381235200e-30, 3.432612000569885403e-27, 4.429681881379089961e-24, + 2.464589267395236846e-21, 6.526691446363344923e-19, 8.976892324445928684e-17, 6.926277695183452225e-15, + 3.208805316815751272e-13, 9.478053068835988899e-12, 1.882052586691155400e-10, 2.632616062773909009e-09, + 2.703411837703917665e-08, 2.113642195965330965e-07, 1.299327029813074013e-06, 6.461189935136030673e-06, + 2.665090959570723827e-05, 9.322774986189288194e-05, 2.820463407940068813e-04, 7.508613300035051413e-04, + 1.786142185986551786e-03, 3.848376610765768211e-03, 7.600810651854199771e-03, 1.390873269178271700e-02, + 2.380489559528694982e-02, 3.842796337748997654e-02, 5.895012901671883992e-02, 8.651391160689367948e-02, + 1.221961347398101671e-01, 1.670112314557845555e-01, 2.219593619059930701e-01, 2.881200442770917241e-01, + 3.667906976948184315e-01, 4.596722879563388211e-01, 5.691113093602836208e-01, 6.984190600916228379e-01, + 8.523070690462583711e-01, 1.037505121571600249e+00, 1.263672635742961915e+00, 1.544788480334120896e+00, + 1.901333876886441433e+00, 2.363816272813317635e+00, 2.978614980117902904e+00, 3.817957977526709364e+00, + 4.997477803461245639e+00, 6.708150685706236545e+00, 9.276566033183386532e+00, 1.328332469239125539e+01, + 1.980618680552458639e+01, 3.094452809319702849e+01, 5.101378787119006225e+01, 8.943523638413590523e+01, + 1.682138665185088325e+02, 3.427988270281270587e+02, 7.653823671943767281e+02, 1.895993667030670343e+03, + 5.285404568827643942e+03, 1.684878049282191210e+04, 6.254388805482299369e+04, 2.759556544455721132e+05, + 1.481213238071008345e+06, 9.929728611179601424e+06, 8.564987764771851841e+07, 9.831650826344826952e+08, + 1.560339073978569502e+10, 3.575098885016726922e+11, 1.241973798101884982e+13, 6.915106205748805839e+14, + 6.571419716645131084e+16, 1.144558033138694099e+19, 3.960915669532823553e+21, 2.984410558028297842e+24, + 5.430494850258846715e+27, 2.683747612498502676e+31, 4.114885708325522701e+35, 2.276004816861421600e+40, + 5.387544917595833246e+45, 6.623575732955432303e+51, 5.266881304835239338e+58, 3.473234812654772210e+66, + 2.517492645985977377e+75, 2.759797646289240629e+85, 6.569603829502412077e+96, 5.116181648220647995e+109, + 2.073901892339407423e+124, 7.406462446666255838e+140, }; + +__constant__ double m_abscissas_double_6[196] = + { 7.053618140948655098e-158, 2.343354218558056628e-148, 2.062509087689351439e-139, 5.212388628332260488e-131, + 4.079380320868843387e-123, 1.061481285006738214e-115, 9.816727607793017691e-109, 3.435400719609722581e-102, + 4.825198574681495574e-96, 2.874760995089533358e-90, 7.652499977338879996e-85, 9.556944498127119032e-80, + 5.862241023038227937e-75, 1.843934000129616663e-70, 3.096983980846232911e-66, 2.885057452402340330e-62, + 1.544904681826443837e-58, 4.917572705671511534e-55, 9.602608566391652866e-52, 1.184882375237471009e-48, + 9.499223316355714793e-46, 5.078965858882528461e-43, 1.856080838373584123e-40, 4.744245560917271585e-38, + 8.667497891102658240e-36, 1.155086178652063612e-33, 1.144541329818836153e-31, 8.585083084065812874e-30, + 4.957702933032408922e-28, 2.239353794616277882e-26, 8.030405447708765492e-25, 2.318459271131684362e-23, + 5.460287296679086677e-22, 1.062054307071706375e-20, 1.725955878033239909e-19, 2.369168446274347137e-18, + 2.775176063916613602e-17, 2.800847352316621903e-16, 2.457625954357892245e-15, 1.890842052364646528e-14, + 1.285791209258834942e-13, 7.786001004707878219e-13, 4.228083024410741194e-12, 2.072664297543567489e-11, + 9.229295073519997559e-11, 3.754886152592311575e-10, 1.403443871774813834e-09, 4.843962757371872495e-09, + 1.551373196623161433e-08, 4.631448362339623514e-08, 1.294370176865168120e-07, 3.400050664017164356e-07, + 8.426290307581447654e-07, 1.977205177561996033e-06, 4.407362363338667830e-06, 9.362197325373404563e-06, + 1.900760383449277992e-05, 3.698530963711860636e-05, 6.915333419235766653e-05, 1.245492076251852927e-04, + 2.165764713808099093e-04, 3.643870211078977292e-04, 5.943999416122372516e-04, 9.418663022314558591e-04, + 1.452364274261880083e-03, 2.183094846035196562e-03, 3.203848855069215278e-03, 4.597532353031862490e-03, + 6.460168315117479792e-03, 8.900334989802041559e-03, 1.203804973137064275e-02, 1.600315622064554965e-02, + 2.093331703849583304e-02, 2.697174812170771748e-02, 3.426485378063329473e-02, 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1.532687586549090392e+08, 5.189730792935011722e+08, 1.900599621040508288e+09, + 7.566480431232731818e+09, 3.292298322781643849e+10, 1.574714421665075635e+11, 8.330244306239795892e+11, + 4.905619969814187571e+12, 3.238316002757222702e+13, 2.413995281454699076e+14, 2.048115587426077343e+15, + 1.994352670766892066e+16, 2.248750566422739144e+17, 2.964037541992353401e+18, 4.613233119968213445e+19, + 8.569680508342001161e+20, 1.921851711942844799e+22, 5.266829246099861758e+23, 1.786779952992288976e+25, + 7.607919705736976491e+26, 4.125721424346450007e+28, 2.894340142292214313e+30, 2.670720269656428272e+32, + 3.299248229135205151e+34, 5.560105583582310103e+36, 1.304167266599523020e+39, 4.349382146382717353e+41, + 2.109720387774341509e+44, 1.524825352702403324e+47, 1.684941265105084589e+50, 2.925572737558413426e+53, + 8.217834961057481281e+56, 3.852117991896536784e+60, 3.114452310394384063e+64, 4.498555465873245751e+68, + 1.205113215232800796e+73, 6.230864727145221322e+77, 6.487131248948465269e+82, 1.422810109167834249e+88, + 6.897656089181724717e+93, 7.779163462756485195e+99, 2.155213251859555072e+106, 1.554347160152705281e+113, + 3.103875072425192272e+120, 1.832673821557018634e+128, 3.431285951865278376e+136, 2.194542081542393530e+145, }; + +__constant__ double m_abscissas_double_7[393] = + { 2.363803632659058081e-160, 1.926835442612677686e-155, 1.109114905180506786e-150, 4.556759282087534164e-146, + 1.350172241067816232e-141, 2.914359263635229435e-137, 4.627545976953585825e-133, 5.456508344460398758e-129, + 4.821828861306345485e-125, 3.221779152402086241e-121, 1.641732102111619421e-117, 6.433569189921227126e-114, + 1.954582672700428961e-110, 4.639912078942456372e-107, 8.671928891742699827e-104, 1.285485264305858782e-100, + 1.522161801460927566e-97, 1.449767844425295085e-94, 1.118122255504445235e-91, 7.028344777398825069e-89, + 3.623454064991238081e-86, 1.541513438874996543e-83, 5.443699502170284982e-81, 1.604913673768949456e-78, + 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1.485286605867082177e+23, 3.442469159113307066e+23, 8.084930196860438207e+23, 1.924506778048094878e+24, + 4.643992662491470729e+24, 1.136281452083591334e+25, 2.819664891060694571e+25, 7.097781559991856367e+25, + 1.812838850127688486e+26, 4.699012851344539124e+26, 1.236419707162832951e+27, 3.303236261210411286e+27, + 8.962558097638891218e+27, 2.470294852986226117e+28, 6.918270960555942883e+28, 1.969189447958411510e+29, + 5.698092609453981289e+29, 1.676626156396922084e+30, 5.017901520171556970e+30, 1.527929892279834489e+31, + 4.734762318366711949e+31, 1.493572546446777040e+32, 4.797441164681908184e+32, 1.569538296400998732e+33, + 5.231651156910242454e+33, 1.777206511525290941e+34, 6.154587299576916134e+34, 2.173469781356604872e+35, + 7.829529896526581616e+35, 2.877935554073076917e+36, 1.079761320923458592e+37, 4.136337730951207042e+37, + 1.618408489711185844e+38, 6.469770640447824771e+38, 2.643413654859316358e+39, 1.104246728308525703e+40, + 4.717842641881260665e+40, 2.062296462389327711e+41, 9.226680005161257219e+41, 4.226544071632731963e+42, + 1.983043729707066518e+43, 9.533448690970155039e+43, 4.697914578740208606e+44, 2.373923101980436574e+45, + 1.230570211868531753e+46, 6.546344338411695147e+46, 3.575371819335804914e+47, 2.005642453538335506e+48, + 1.156055268028903078e+49, 6.849867807870312958e+49, 4.174004815218951121e+50, 2.616872034052857472e+51, + 1.688750346837297725e+52, 1.122275666009684101e+53, 7.683968740248677071e+53, 5.422849612654278583e+54, + 3.946686701799533415e+55, 2.963543587288132884e+56, 2.297086395798939516e+57, 1.838856414208555761e+58, + 1.521049475711243996e+59, 1.300732291175071112e+60, 1.150559591141716740e+61, 1.053265997373725461e+62, + 9.984114209879020836e+62, 9.805325615938694719e+63, 9.982463564199115995e+64, 1.054102211457911410e+66, + 1.155172684780782463e+67, 1.314571302334116663e+68, 1.554362407685457310e+69, 1.910791206002645077e+70, + 2.443616403890711206e+71, 3.252983822318823232e+72, 4.510600140020139737e+73, 6.518821831001902447e+74, + 9.825834460774267633e+75, 1.545692063622722856e+77, 2.539346088408163253e+78, 4.359763993811836117e+79, + 7.827943627464404744e+80, 1.470896877674301183e+82, 2.894527071420674290e+83, 5.969662541607915492e+84, + 1.291277613981057357e+86, 2.931656535626877923e+87, 6.991353547531463135e+88, 1.752671194525972852e+90, + 4.622450137056020715e+91, 1.283581933169566226e+93, 3.755839001138390788e+94, 1.158991729845978702e+96, + 3.774916315438862678e+97, 1.298844894462381673e+99, 4.725038949943384889e+100, 1.819000031203286740e+102, + 7.416966330876906188e+103, 3.206116996910598204e+105, 1.470588770071975193e+107, 7.164198238238641057e+108, + 3.710397624567077270e+110, 2.044882454279709373e+112, 1.200428778654730225e+114, 7.513744370030172114e+115, + 5.019575746343410636e+117, 3.582726927665698318e+119, 2.734947775877248560e+121, 2.235283764078944248e+123, + 1.958084751118243323e+125, 1.840431913109305657e+127, 1.858143260692831108e+129, 2.017432949655777136e+131, + 2.358177615888101494e+133, 2.971092974178603610e+135, 4.039532321435816302e+137, 5.933923069661132195e+139, + 9.429263693444953240e+141, 1.622841456932873872e+144, 3.028884476067694180e+146, 6.138356175015339477e+148, + 1.352531557191942648e+151, 3.244447362295582945e+153, }; + +__constant__ double* m_abscissas_double[8] = { + m_abscissas_double_1, + m_abscissas_double_2, + m_abscissas_double_3, + m_abscissas_double_4, + m_abscissas_double_5, + m_abscissas_double_6, + m_abscissas_double_7, + m_abscissas_double_8, +}; + +__constant__ double m_weights_double_1[13] = + { 2.703640234162693583e-160, 3.100862940179668765e-58, 5.828334625665462970e-21, 1.628894422402653830e-07, + 8.129907377394029252e-03, 2.851214447180802931e-01, 1.228894002317118650e+00, 9.374610761705565881e+00, + 6.136846875218162167e+02, 8.367995944653844271e+06, 2.286032371256753845e+17, 9.029964022492184559e+44, + 1.637973037681055808e+119, }; + +__constant__ double m_weights_double_2[12] = + { 1.029757744225565290e-96, 5.564174008086804112e-35, 1.534846576427062716e-12, 1.519539651119905182e-04, + 7.878691652861874032e-02, 6.288072016384128612e-01, 2.842403831496369386e+00, 5.152309209026500589e+01, + 2.554172947873109927e+04, 8.291547503290989754e+10, 6.794911791960761587e+27, 1.108995159102362663e+73, }; + +__constant__ double m_weights_double_3[25] = + { 1.545310485347377408e-124, 4.549745016271158113e-75, 3.781189989988588481e-45, 4.369440793304363176e-27, + 3.253896178006708087e-16, 1.057239289288944987e-09, 7.826174663495492476e-06, 1.459783224353939263e-03, + 2.972970552567852420e-02, 1.637950661613330541e-01, 4.392303913269138921e-01, 8.744243777287317807e-01, + 1.804759465860974506e+00, 4.894937215283148383e+00, 2.036214502429748943e+01, 1.576549789679037479e+02, + 3.249553828744194733e+03, 3.335686029489862584e+05, 4.858218914917275532e+08, 5.655171002571584464e+13, + 9.084276291356790926e+21, 2.202757570781655071e+35, 1.851176020895552142e+57, 1.873046373612647920e+93, + 3.113183070605141140e+152, }; + +__constant__ double m_weights_double_4[49] = + { 2.690380169654157101e-141, 9.388760099830475385e-110, 3.267856956418766261e-85, 4.012903562780032075e-66, + 2.794595941054873674e-51, 9.598140333687791635e-40, 8.762766371925782803e-31, 7.896919977115783593e-24, + 1.951680620313826776e-18, 2.931867534349928041e-14, 4.976350908135118762e-11, 1.546933241860617074e-08, + 1.283189791774752963e-06, 3.809052946018782340e-05, 5.087526585392884730e-04, 3.656819625189471368e-03, + 1.627679402690602992e-02, 5.011672130624018967e-02, 1.165913368715250324e-01, 2.201514148384271336e-01, + 3.581909054968942386e-01, 5.288599003801643436e-01, 7.422823219366348741e-01, 1.032914080772662205e+00, + 1.478415067523268199e+00, 2.242226697017918644e+00, 3.684755742578570582e+00, 6.677326887819023056e+00, + 1.358063058433697357e+01, 3.171262375809110066e+01, 8.776338468947827779e+01, 3.006939713363920293e+02, + 1.352196150715330628e+03, 8.616353573310419356e+03, 8.591849573350877359e+04, 1.523635814554291966e+06, + 5.663834603448267056e+07, 5.450828629396188577e+09, 1.780881993484818221e+12, 2.797112703281894578e+15, + 3.300887168363313931e+19, 5.192538272313512016e+24, 2.273085973059979872e+31, 7.124498195222272142e+39, + 5.379592741425673874e+50, 4.647296508337283075e+64, 3.395147156494395571e+82, 2.736576372417856435e+105, + 6.584825756536212781e+134, }; + +__constant__ double m_weights_double_5[98] = + { 1.692276285171240629e-150, 1.180420021590838281e-132, 6.494931071412232065e-117, 4.979673804239645358e-103, + 8.790122245397054202e-91, 5.564311726870413043e-80, 1.867634664877268411e-70, 4.693767384843440310e-62, + 1.197772698674604837e-54, 4.060530886983702887e-48, 2.318268710612758367e-42, 2.748088060676949794e-37, + 8.136086869664039226e-33, 7.081491999860360593e-29, 2.092407629019781417e-25, 2.383020547076997517e-22, + 1.170143938604536054e-19, 2.734857915002515580e-17, 3.319894174569245506e-15, 2.260825106530477104e-13, + 9.244747974241858562e-12, 2.410325858091057071e-10, 4.224928060220423782e-09, 5.217223349652829804e-08, + 4.730110697329046717e-07, 3.265522864288710545e-06, 1.772851678458610971e-05, 7.787346612077215804e-05, + 2.838101678971546354e-04, 8.775026198694109646e-04, 2.347474744139291716e-03, 5.529174974874315725e-03, + 1.164520226280038968e-02, 2.223487842904240574e-02, 3.896253311038730452e-02, 6.334975706136386464e-02, + 9.651712033300261848e-02, 1.390236708907266445e-01, 1.908593745910709887e-01, 2.515965688234414960e-01, + 3.206651646562737595e-01, 3.976974208167367099e-01, 4.828935799767836828e-01, 5.773826389735376677e-01, + 6.835838865575605461e-01, 8.056083579298257627e-01, 9.497742078309479997e-01, 1.125351459431134254e+00, + 1.345711576612114788e+00, 1.630156867495860456e+00, 2.006880650908830857e+00, 2.517828844916874130e+00, + 3.226826819856410846e+00, 4.233461155863004269e+00, 5.697400323487776530e+00, 7.882247346334201378e+00, + 1.123717929435969530e+01, 1.655437952523069781e+01, 2.528458931361129124e+01, 4.019700050163276117e+01, + 6.682515670231120695e+01, 1.168022589948424530e+02, 2.160045684819153702e+02, 4.257255901158116698e+02, + 9.017180693982791021e+02, 2.072151523320542727e+03, 5.222689557952776194e+03, 1.461663959276604441e+04, + 4.606455611513396576e+04, 1.660950339384278845e+05, 6.976630616605097333e+05, 3.484240083705972727e+06, + 2.117385064786894718e+07, 1.607368605379557548e+08, 1.570235957877638143e+09, 2.041619284762317483e+10, + 3.670425964529826371e+11, 9.527196643411724126e+12, 3.749667772735766186e+14, 2.365380223523087981e+16, + 2.546815287226970627e+18, 5.026010591299970789e+20, 1.970775914722195502e+23, 1.682531038342715298e+26, + 3.469062187981719410e+29, 1.942614547946028081e+33, 3.375034694941022784e+37, 2.115298406181711256e+42, + 5.673738540911562268e+47, 7.904099301170483654e+53, 7.121903115084356741e+60, 5.321820777644930491e+68, + 4.370977753639010591e+77, 5.429657931755513797e+87, 1.464602226824232950e+99, 1.292445035662836561e+112, + 5.936633203060705474e+126, 2.402419924621336913e+143, }; + +__constant__ double m_weights_double_6[196] = + { 2.552410363565288863e-155, 7.965872719315690060e-146, 6.586401422963018216e-137, 1.563673437419490296e-128, + 1.149636272392214573e-120, 2.810189759625314580e-113, 2.441446149780773329e-106, 8.026292508555041710e-100, + 1.059034284623927886e-93, 5.927259046205893861e-88, 1.482220909125121967e-82, 1.738946448501809732e-77, + 1.002047910184021813e-72, 2.960929073720769637e-68, 4.671749731809402860e-64, 4.088398674807775827e-60, + 2.056642628601930023e-56, 6.149878578966749305e-53, 1.128142221531950274e-49, 1.307702777646013040e-46, + 9.848757125541659318e-44, 4.946847667192787369e-41, 1.698284656321589089e-38, 4.077947349805764486e-36, + 6.998897321243266048e-34, 8.762183229651405846e-32, 8.156281709801700633e-30, 5.747366069381804213e-28, + 3.117951907317865517e-26, 1.323052992594482858e-24, 4.457166057119926322e-23, 1.208896132634708032e-21, + 2.674697849739340358e-20, 4.887394807742436672e-19, 7.461632083041868391e-18, 9.622230748739818989e-17, + 1.058884510032627118e-15, 1.003988180288807180e-14, 8.276358838778374127e-14, 5.982281469656734375e-13, + 3.821855766886203088e-12, 2.174279097299082001e-11, 1.109294120074848583e-10, 5.109055596902086022e-10, + 2.137447956882816268e-09, 8.170468538364022161e-09, 2.869308592926374871e-08, 9.305185930419436742e-08, + 2.800231592227134982e-07, 7.855263634214717091e-07, 2.062924236714395731e-06, 5.092224131071637441e-06, + 1.185972357373608535e-05, 2.615333473470835518e-05, 5.479175746096322166e-05, 1.093962713107868416e-04, + 2.087714243290528595e-04, 3.818797556417767457e-04, 6.712796918790164790e-04, 1.136760145626956604e-03, + 1.858775505765622915e-03, 2.941191222579735746e-03, 4.512821350378020080e-03, 6.727293426938802892e-03, + 9.760915371480980900e-03, 1.380842853102550981e-02, 1.907678055354397196e-02, 2.577730275571060412e-02, + 3.411688991056810143e-02, 4.428892397843486143e-02, 5.646473816310556552e-02, 7.078637998740884103e-02, + 8.736131246718460273e-02, 1.062595125372295046e-01, 1.275132133780278017e-01, 1.511193209351630349e-01, + 1.770443400812491404e-01, 2.052314915777496186e-01, 2.356095985715091716e-01, 2.681032744853198083e-01, + 3.026439500331752405e-01, 3.391813282438962329e-01, 3.776949427111484449e-01, 4.182056049753837852e-01, + 4.607866519948383101e-01, 5.055750360563806155e-01, 5.527824318481410262e-01, 6.027066663808878454e-01, + 6.557439076684384801e-01, 7.124021812071310501e-01, 7.733169258916167748e-01, 8.392694625821144443e-01, + 9.112094418201526544e-01, 9.902825786957198607e-01, 1.077865293953107863e+00, 1.175608288920191064e+00, + 1.285491624542001346e+00, 1.409894601042286311e+00, 1.551684711657329886e+00, 1.714331263928885829e+00, + 1.902051053858215699e+00, 2.119995922515087770e+00, 2.374495377438728901e+00, 2.673372087884984440e+00, + 3.026354489757871517e+00, 3.445619726158519068e+00, 3.946512819227006419e+00, 4.548505964859933724e+00, + 5.276487613615791435e+00, 6.162508226184798743e+00, 7.248163842886806184e+00, 8.587878410768473380e+00, + 1.025346434903602082e+01, 1.234051869120733230e+01, 1.497748183201988157e+01, 1.833859935862139637e+01, + 2.266266859437541631e+01, 2.828045768298752298e+01, 3.565528397044830339e+01, 4.544381261232990127e+01, + 5.858833744254070379e+01, 7.645876087681923606e+01, 1.010741758687003802e+02, 1.354538987141142977e+02, + 1.841824059064608872e+02, 2.543337025162468240e+02, 3.570103970895535977e+02, 5.099537256432247190e+02, + 7.420561390174965949e+02, 1.101323941193719451e+03, 1.669232910686306616e+03, 2.587203282090385703e+03, + 4.106608602134535014e+03, 6.685657263550896700e+03, 1.118216368762133982e+04, 1.924811115485038079e+04, + 3.416174865734933127e+04, 6.263882227839496242e+04, 1.189094418952240294e+05, 2.342262528110389793e+05, + 4.798899889628646876e+05, 1.025279649144740527e+06, 2.290428015483177407e+06, 5.365618820221241118e+06, + 1.322172034826883742e+07, 3.438296542047893623e+07, 9.468905314460992170e+07, 2.771843378168242512e+08, + 8.658950437199969679e+08, 2.898779165825890846e+09, 1.044627762990198184e+10, 4.071673625087267154e+10, + 1.725245696783106160e+11, 7.989856904303845909e+11, 4.067537100664303783e+12, 2.290253922913114847e+13, + 1.435560574531699914e+14, 1.008680130601194048e+15, 8.003530334765274913e+15, 7.227937568629809266e+16, + 7.491693576707361828e+17, 8.991671234614216799e+18, 1.261556024888540618e+20, 2.090038400033346091e+21, + 4.132773073376509056e+22, 9.865671928781943336e+23, 2.877978132616007671e+25, 1.039303004928044064e+27, + 4.710544722984128252e+28, 2.719194692980296464e+30, 2.030608169419634520e+32, 1.994536427964099457e+34, + 2.622806931876485852e+36, 4.705142628855489738e+38, 1.174794916996875010e+41, 4.170574236544843559e+43, + 2.153441953645800917e+46, 1.656794933445123415e+49, 1.948830907651317326e+52, 3.601980393005358786e+55, + 1.077033440153993124e+59, 5.374188883861674378e+62, 4.625267105826449467e+66, 7.111646979020385006e+70, + 2.027996051444846521e+75, 1.116168784120367146e+80, 1.237019821283735086e+85, 2.888108172342166477e+90, + 1.490426937972460544e+96, 1.789306677271856318e+102, 5.276973875344766848e+108, 4.051217867886536330e+115, + 8.611617868168979525e+122, 5.412634353380155695e+130, 1.078756609821147465e+139, 7.344353246966125053e+147, }; + +__constant__ double m_weights_double_7[393] = + { 8.688318611421924613e-158, 6.864317997043424201e-153, 3.829638174036322920e-148, 1.524985558970066863e-143, + 4.379527631402474835e-139, 9.162408388991747001e-135, 1.410086556664696347e-130, 1.611529786006329005e-126, + 1.380269212504431613e-122, 8.938739565456142404e-119, 4.414803004265274778e-115, 1.676831992534574674e-111, + 4.937648515671545377e-108, 1.136068312653058895e-104, 2.057969760853201132e-101, 2.956779836249922681e-98, + 3.393449014375824853e-95, 3.132619285740674842e-92, 2.341677665639346254e-89, 1.426656997926173190e-86, + 7.128825597334931865e-84, 2.939485275517928205e-81, 1.006113300119903410e-78, 2.874969402023240560e-76, + 6.896713338909433222e-74, 1.396405038640012785e-71, 2.398869799873387326e-69, 3.514180228970525006e-67, + 4.411557600438730779e-65, 4.768408435763044172e-63, 4.458287229998440383e-61, 3.621710763086768959e-59, + 2.567373174003034094e-57, 1.594829856885795944e-55, 8.716746897177859412e-54, 4.208424534880021226e-52, + 1.801637343401221381e-50, 6.864432292330768862e-49, 2.336084584516383243e-47, 7.125716658075193173e-46, + 1.954733295862350631e-44, 4.838195020814970471e-43, 1.083903033389729471e-41, 2.204655424309513426e-40, + 4.083431629921110537e-39, 6.907095608064865023e-38, 1.069951518082577963e-36, 1.521972185061747284e-35, + 1.993254198127980161e-34, 2.409552194902670884e-33, 2.695243589253751811e-32, 2.796309045342585624e-31, + 2.697138787161831243e-30, 2.423968619042656074e-29, 2.034233848004972409e-28, 1.597498662808006882e-27, + 1.176341105034547043e-26, 8.138404856556384931e-26, 5.300199402716282910e-25, 3.255367628680633536e-24, + 1.889060856810273071e-23, 1.037502167741821871e-22, 5.402129194695882094e-22, 2.671080147950250592e-21, + 1.256163163817414397e-20, 5.627458451375099018e-20, 2.405110192151924414e-19, 9.820723025892385774e-19, + 3.836610965933493002e-18, 1.435949417965440387e-17, 5.155736116435221852e-17, 1.778106820243535736e-16, + 5.897650538103448384e-16, 1.883545377386949394e-15, 5.799022727889041128e-15, 1.723080101027408120e-14, + 4.946559668895564981e-14, 1.373437058883951037e-13, 3.692057356296675476e-13, 9.618669754374864080e-13, + 2.430904641718059201e-12, 5.965319652795549281e-12, 1.422677541958913512e-11, 3.300412010407028696e-11, + 7.453993539444124847e-11, 1.640317480539372495e-10, 3.519919455549922227e-10, 7.371241496931924727e-10, + 1.507573517782825692e-09, 3.013444008176544118e-09, 5.891170930525923854e-09, 1.127175867596519203e-08, + 2.112135943063526334e-08, 3.878572405868819131e-08, 6.984140168311147329e-08, 1.233979234102365865e-07, + 2.140481233406505212e-07, 3.647293211756793211e-07, 6.108366265875129839e-07, 1.006020283089617901e-06, + 1.630199379920459998e-06, 2.600430208375972125e-06, 4.085372746054298735e-06, 6.324194831966406940e-06, + 9.650830226718535837e-06, 1.452455211307694488e-05, 2.156782506321975658e-05, 3.161234361554654466e-05, + 4.575404320696170555e-05, 6.541767069965264068e-05, 9.243122234114186712e-05, 1.291101968446571125e-04, + 1.783511762821284409e-04, 2.437337497712608884e-04, 3.296292528289701234e-04, 4.413142327104518440e-04, + 5.850859955683163216e-04, 7.683770763700705263e-04, 9.998650298180469208e-04, 1.289573601590465490e-03, + 1.648961132392222413e-03, 2.090991995585424661e-03, 2.630186988492201910e-03, 3.282648895332118799e-03, + 4.066059914467245175e-03, 4.999648283080481820e-03, 6.104122218554241819e-03, 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2.004807079683827669e+118, + 1.360407192665237716e+120, 9.862825609807810517e+121, 7.647551788591128099e+123, 6.348802224871730088e+125, + 5.649062361980019098e+127, 5.393248003523784781e+129, 5.530897191915703916e+131, 6.099598644640894333e+133, + 7.242098433491964504e+135, 9.268083053637375570e+137, 1.279942702416040582e+140, 1.909796626960621302e+142, + 3.082540300669885040e+144, 5.388809732384179657e+146, 1.021610251056626535e+149, 2.103005440072790650e+151, + 4.706753990348725570e+153, 1.146834128125248991e+156, }; + +__constant__ double* m_weights_double[8] = { + m_weights_double_1, + m_weights_double_2, + m_weights_double_3, + m_weights_double_4, + m_weights_double_5, + m_weights_double_6, + m_weights_double_7, + m_weights_double_8 +}; + +__constant__ boost::math::size_t float_coefficients_size[8] = {9, 8, 16, 33, 66, 132, 263, 527}; + +__constant__ boost::math::size_t double_coefficients_size[8] = {13, 12, 25, 49, 98, 196, 393, 786}; + +template +struct coefficients_selector; + +template<> +struct coefficients_selector +{ + __device__ static const auto abscissas() { return m_abscissas_float; } + __device__ static const auto weights() { return m_weights_float; } + __device__ static const auto size() { return float_coefficients_size; } +}; + +template<> +struct coefficients_selector +{ + __device__ static const auto abscissas() { return m_abscissas_double; } + __device__ static const auto weights() { return m_weights_double; } + __device__ static const auto size() { return double_coefficients_size; } +}; + + +template > +__device__ auto exp_sinh_integrate_impl(const F& f, Real tolerance, Real* error, Real* L1, boost::math::size_t* levels) +{ + using K = decltype(f(static_cast(0))); + using boost::math::constants::half; + using boost::math::constants::half_pi; + + // This provided a nice error message for real valued integrals, but it's super awkward for complex-valued integrals: + /*K y_max = f(tools::max_value()); + if(abs(y_max) > tools::epsilon() || !(boost::math::isfinite)(y_max)) + { + K val = abs(y_max); + return static_cast(policies::raise_domain_error(function, "The function you are trying to integrate does not go to zero at infinity, and instead evaluates to %1%", val, Policy())); + }*/ + + //std::cout << std::setprecision(5*std::numeric_limits::digits10); + + // Get the party started with two estimates of the integral: + const auto m_abscissas = coefficients_selector::abscissas(); + const auto m_weights = coefficients_selector::weights(); + const auto m_size = coefficients_selector::size(); + + Real min_abscissa{ 0 }, max_abscissa{ boost::math::tools::max_value() }; + K I0 = 0; + Real L1_I0 = 0; + for(boost::math::size_t i = 0; i < m_size[0]; ++i) + { + K y = f(m_abscissas[0][i]); + K I0_last = I0; + I0 += y*m_weights[0][i]; + L1_I0 += abs(y)*m_weights[0][i]; + if ((I0_last == I0) && (abs(I0) != 0)) + { + max_abscissa = m_abscissas[0][i]; + break; + } + } + + //std::cout << "First estimate : " << I0 << std::endl; + K I1 = I0; + Real L1_I1 = L1_I0; + bool have_first_j = false; + boost::math::size_t first_j = 0; + for (boost::math::size_t i = 0; (i < m_size[1]) && (m_abscissas[1][i] < max_abscissa); ++i) + { + K y = f(m_abscissas[1][i]); + K I1_last = I1; + I1 += y*m_weights[1][i]; + L1_I1 += abs(y)*m_weights[1][i]; + if (!have_first_j && (I1_last == I1)) + { + // No change to the sum, disregard these values on the LHS: + if ((i < m_size[1] - 1) && (m_abscissas[1][i + 1] > max_abscissa)) + { + // The summit is so high, that we found nothing in this row which added to the integral!! + have_first_j = true; + } + else + { + min_abscissa = m_abscissas[1][i]; + first_j = i; + } + } + else + { + have_first_j = true; + } + } + + if (I0 == static_cast(0)) + { + // We failed to find anything, is the integral zero, or have we just not found it yet? + // We'll try one more level, if that still finds nothing then it'll terminate. + min_abscissa = 0; + max_abscissa = boost::math::tools::max_value(); + } + + I1 *= half(); + L1_I1 *= half(); + Real err = abs(I0 - I1); + //std::cout << "Second estimate: " << I1 << " Error estimate at level " << 1 << " = " << err << std::endl; + + boost::math::size_t i = 2; + for(; i < 8U; ++i) // Magic number 8 is the number of precomputed levels + { + I0 = I1; + L1_I0 = L1_I1; + + I1 = half()*I0; + L1_I1 = half()*L1_I0; + Real h = static_cast(1)/static_cast(1 << i); + K sum = 0; + Real absum = 0; + + auto& abscissas_row = m_abscissas[i]; + auto& weight_row = m_weights[i]; + + // appoximate location to start looking for lowest meaningful abscissa value + first_j = first_j == 0 ? 0 : 2 * first_j - 1; + + boost::math::size_t j = first_j; + while (abscissas_row[j] < min_abscissa) + { + ++j; + } + + for(; (j < m_size[i]) && (abscissas_row[j] < max_abscissa); ++j) + { + Real x = abscissas_row[j]; + K y = f(x); + sum += y*weight_row[j]; + Real abterm0 = abs(y)*weight_row[j]; + absum += abterm0; + } + + I1 += sum*h; + L1_I1 += absum*h; + err = abs(I0 - I1); + if (!(boost::math::isfinite)(L1_I1)) + { + return static_cast(policies::raise_evaluation_error("exp_sinh_integrate", "The exp_sinh quadrature evaluated your function at a singular point and returned %1%. Please ensure your function evaluates to a finite number over its entire domain.", I1, Policy())); + } + if (err <= tolerance*L1_I1) + { + break; + } + } + + if (error) + { + *error = err; + } + + if(L1) + { + *L1 = L1_I1; + } + + if (levels) + { + *levels = i; + } + + return I1; +} + +} // namespace detail +} // namespace quadrature +} // namespace math +} // namespace boost + +#endif // BOOST_MATH_ENABLE_CUDA + +#endif // BOOST_MATH_QUADRATURE_DETAIL_EXP_SINH_DETAIL_HPP diff --git a/include/boost/math/quadrature/detail/sinh_sinh_detail.hpp b/include/boost/math/quadrature/detail/sinh_sinh_detail.hpp index a9e1ef4931..7f7477a6e6 100644 --- a/include/boost/math/quadrature/detail/sinh_sinh_detail.hpp +++ b/include/boost/math/quadrature/detail/sinh_sinh_detail.hpp @@ -1,4 +1,5 @@ // Copyright Nick Thompson, 2017 +// Copyright Matt Borland, 2024 // Use, modification and distribution are subject to the // Boost Software License, Version 1.0. // (See accompanying file LICENSE_1_0.txt @@ -7,6 +8,10 @@ #ifndef BOOST_MATH_QUADRATURE_DETAIL_SINH_SINH_DETAIL_HPP #define BOOST_MATH_QUADRATURE_DETAIL_SINH_SINH_DETAIL_HPP +#include + +#ifndef BOOST_MATH_HAS_NVRTC + #include #include #include @@ -15,7 +20,6 @@ #include #include #include -#include #ifdef BOOST_MATH_HAS_THREADS #include @@ -485,4 +489,865 @@ void sinh_sinh_detail::init(const std::integral_constant&) #endif }}}} -#endif + +#endif // BOOST_MATH_HAS_NVRTC + +#ifdef BOOST_MATH_ENABLE_CUDA + +#include +#include +#include +#include +#include +#include + +namespace boost { +namespace math { +namespace quadrature { +namespace detail { + +__constant__ float m_abscissas_float_1[4] = + { 3.08828742e+00f, 1.48993185e+02f, 3.41228925e+06f, 2.06932577e+18f, }; + +__constant__ float m_abscissas_float_2[4] = + { 9.13048763e-01f, 1.41578929e+01f, 6.70421552e+03f, 9.64172533e+10f, }; + +__constant__ float m_abscissas_float_3[8] = + { 4.07297690e-01f, 1.68206671e+00f, 6.15089799e+00f, 4.00396235e+01f, 7.92920025e+02f, 1.02984971e+05f, + 3.03862311e+08f, 1.56544547e+14f, }; + +__constant__ float m_abscissas_float_4[16] = + { 1.98135272e-01f, 6.40155674e-01f, 1.24892870e+00f, 2.26608084e+00f, 4.29646270e+00f, 9.13029039e+00f, + 2.31110765e+01f, 7.42770603e+01f, 3.26720921e+02f, 2.15948569e+03f, 2.41501526e+04f, 5.31819400e+05f, + 2.80058686e+07f, 4.52406508e+09f, 3.08561257e+12f, 1.33882673e+16f, }; + +__constant__ float m_abscissas_float_5[32] = + { 9.83967894e-02f, 3.00605618e-01f, 5.19857979e-01f, 7.70362083e-01f, 1.07131137e+00f, 1.45056976e+00f, + 1.95077855e+00f, 2.64003177e+00f, 3.63137237e+00f, 5.11991533e+00f, 7.45666098e+00f, 1.13022613e+01f, + 1.79641069e+01f, 3.01781070e+01f, 5.40387580e+01f, 1.04107731e+02f, 2.18029520e+02f, 5.02155699e+02f, + 1.28862131e+03f, 3.73921687e+03f, 1.24750730e+04f, 4.87639975e+04f, 2.28145658e+05f, 1.30877796e+06f, + 9.46084663e+06f, 8.88883120e+07f, 1.12416883e+09f, 1.99127673e+10f, 5.16743469e+11f, 2.06721881e+13f, + 1.35061503e+15f, 1.53854066e+17f, }; + +__constant__ float m_abscissas_float_6[65] = + { 4.91151004e-02f, 1.48013150e-01f, 2.48938814e-01f, 3.53325424e-01f, 4.62733557e-01f, 5.78912068e-01f, + 7.03870253e-01f, 8.39965859e-01f, 9.90015066e-01f, 1.15743257e+00f, 1.34641276e+00f, 1.56216711e+00f, + 1.81123885e+00f, 2.10192442e+00f, 2.44484389e+00f, 2.85372075e+00f, 3.34645891e+00f, 3.94664582e+00f, + 4.68567310e+00f, 5.60576223e+00f, 6.76433234e+00f, 8.24038318e+00f, 1.01439436e+01f, 1.26302471e+01f, + 1.59213040e+01f, 2.03392186e+01f, 2.63584645e+01f, 3.46892633e+01f, 4.64129147e+01f, 6.32055079e+01f, + 8.77149726e+01f, 1.24209693e+02f, 1.79718635e+02f, 2.66081728e+02f, 4.03727303e+02f, 6.28811307e+02f, + 1.00707984e+03f, 1.66156823e+03f, 2.82965144e+03f, 4.98438627e+03f, 9.10154693e+03f, 1.72689266e+04f, + 3.41309958e+04f, 7.04566898e+04f, 1.52340422e+05f, 3.46047978e+05f, 8.28472421e+05f, 2.09759615e+06f, + 5.63695080e+06f, 1.61407141e+07f, 4.94473068e+07f, 1.62781052e+08f, 5.78533297e+08f, 2.23083854e+09f, + 9.38239131e+09f, 4.32814954e+10f, 2.20307274e+11f, 1.24524507e+12f, 7.86900053e+12f, 5.59953143e+13f, + 4.52148695e+14f, 4.17688952e+15f, 4.45286776e+16f, 5.52914285e+17f, 8.07573252e+18f, }; + +__constant__ float m_abscissas_float_7[129] = + { 2.45471558e-02f, 7.37246687e-02f, 1.23152531e-01f, 1.73000138e-01f, 2.23440665e-01f, 2.74652655e-01f, + 3.26821679e-01f, 3.80142101e-01f, 4.34818964e-01f, 4.91070037e-01f, 5.49128046e-01f, 6.09243132e-01f, + 6.71685571e-01f, 7.36748805e-01f, 8.04752842e-01f, 8.76048080e-01f, 9.51019635e-01f, 1.03009224e+00f, + 1.11373586e+00f, 1.20247203e+00f, 1.29688123e+00f, 1.39761124e+00f, 1.50538689e+00f, 1.62102121e+00f, + 1.74542840e+00f, 1.87963895e+00f, 2.02481711e+00f, 2.18228138e+00f, 2.35352849e+00f, 2.54026147e+00f, + 2.74442267e+00f, 2.96823279e+00f, 3.21423687e+00f, 3.48535896e+00f, 3.78496698e+00f, 4.11695014e+00f, + 4.48581137e+00f, 4.89677825e+00f, 5.35593629e+00f, 5.87038976e+00f, 6.44845619e+00f, 7.09990245e+00f, + 7.83623225e+00f, 8.67103729e+00f, 9.62042778e+00f, 1.07035620e+01f, 1.19433001e+01f, 1.33670142e+01f, + 1.50075962e+01f, 1.69047155e+01f, 1.91063967e+01f, 2.16710044e+01f, 2.46697527e+01f, 2.81898903e+01f, + 3.23387613e+01f, 3.72490076e+01f, 4.30852608e+01f, 5.00527965e+01f, 5.84087761e+01f, 6.84769282e+01f, + 8.06668178e+01f, 9.54992727e+01f, 1.13640120e+02f, 1.35945194e+02f, 1.63520745e+02f, 1.97804969e+02f, + 2.40678754e+02f, 2.94617029e+02f, 3.62896953e+02f, 4.49886178e+02f, 5.61444735e+02f, 7.05489247e+02f, + 8.92790773e+02f, 1.13811142e+03f, 1.46183599e+03f, 1.89233262e+03f, 2.46939604e+03f, 3.24931157e+03f, + 4.31236711e+03f, 5.77409475e+03f, 7.80224724e+03f, 1.06426753e+04f, 1.46591538e+04f, 2.03952854e+04f, + 2.86717062e+04f, 4.07403376e+04f, 5.85318231e+04f, 8.50568927e+04f, 1.25064927e+05f, 1.86137394e+05f, + 2.80525578e+05f, 4.28278249e+05f, 6.62634051e+05f, 1.03944324e+06f, 1.65385743e+06f, 2.67031565e+06f, + 4.37721203e+06f, 7.28807171e+06f, 1.23317299e+07f, 2.12155729e+07f, 3.71308625e+07f, 6.61457938e+07f, + 1.20005529e+08f, 2.21862941e+08f, 4.18228294e+08f, 8.04370413e+08f, 1.57939299e+09f, 3.16812242e+09f, + 6.49660681e+09f, 1.36285199e+10f, 2.92686390e+10f, 6.43979867e+10f, 1.45275523e+11f, 3.36285446e+11f, + 7.99420279e+11f, 1.95326423e+12f, 4.90958187e+12f, 1.27062273e+13f, 3.38907099e+13f, 9.32508403e+13f, + 2.64948942e+14f, 7.78129518e+14f, 2.36471505e+15f, 7.44413803e+15f, 2.43021724e+16f, 8.23706864e+16f, + 2.90211705e+17f, 1.06415768e+18f, 4.06627711e+18f, }; + +__constant__ float m_abscissas_float_8[259] = + { 1.22722792e-02f, 3.68272289e-02f, 6.14133763e-02f, 8.60515971e-02f, 1.10762884e-01f, 1.35568393e-01f, + 1.60489494e-01f, 1.85547813e-01f, 2.10765290e-01f, 2.36164222e-01f, 2.61767321e-01f, 2.87597761e-01f, + 3.13679240e-01f, 3.40036029e-01f, 3.66693040e-01f, 3.93675878e-01f, 4.21010910e-01f, 4.48725333e-01f, + 4.76847237e-01f, 5.05405685e-01f, 5.34430786e-01f, 5.63953775e-01f, 5.94007101e-01f, 6.24624511e-01f, + 6.55841151e-01f, 6.87693662e-01f, 7.20220285e-01f, 7.53460977e-01f, 7.87457528e-01f, 8.22253686e-01f, + 8.57895297e-01f, 8.94430441e-01f, 9.31909591e-01f, 9.70385775e-01f, 1.00991475e+00f, 1.05055518e+00f, + 1.09236885e+00f, 1.13542087e+00f, 1.17977990e+00f, 1.22551840e+00f, 1.27271289e+00f, 1.32144424e+00f, + 1.37179794e+00f, 1.42386447e+00f, 1.47773961e+00f, 1.53352485e+00f, 1.59132774e+00f, 1.65126241e+00f, + 1.71344993e+00f, 1.77801893e+00f, 1.84510605e+00f, 1.91485658e+00f, 1.98742510e+00f, 2.06297613e+00f, + 2.14168493e+00f, 2.22373826e+00f, 2.30933526e+00f, 2.39868843e+00f, 2.49202464e+00f, 2.58958621e+00f, + 2.69163219e+00f, 2.79843963e+00f, 2.91030501e+00f, 3.02754584e+00f, 3.15050230e+00f, 3.27953915e+00f, + 3.41504770e+00f, 3.55744805e+00f, 3.70719145e+00f, 3.86476298e+00f, 4.03068439e+00f, 4.20551725e+00f, + 4.38986641e+00f, 4.58438376e+00f, 4.78977239e+00f, 5.00679110e+00f, 5.23625945e+00f, 5.47906320e+00f, + 5.73616037e+00f, 6.00858792e+00f, 6.29746901e+00f, 6.60402117e+00f, 6.92956515e+00f, 7.27553483e+00f, + 7.64348809e+00f, 8.03511888e+00f, 8.45227058e+00f, 8.89695079e+00f, 9.37134780e+00f, 9.87784877e+00f, + 1.04190601e+01f, 1.09978298e+01f, 1.16172728e+01f, 1.22807990e+01f, 1.29921443e+01f, 1.37554055e+01f, + 1.45750793e+01f, 1.54561061e+01f, 1.64039187e+01f, 1.74244972e+01f, 1.85244301e+01f, 1.97109839e+01f, + 2.09921804e+01f, 2.23768845e+01f, 2.38749023e+01f, 2.54970927e+01f, 2.72554930e+01f, 2.91634608e+01f, + 3.12358351e+01f, 3.34891185e+01f, 3.59416839e+01f, 3.86140099e+01f, 4.15289481e+01f, 4.47120276e+01f, + 4.81918020e+01f, 5.20002465e+01f, 5.61732106e+01f, 6.07509371e+01f, 6.57786566e+01f, 7.13072704e+01f, + 7.73941341e+01f, 8.41039609e+01f, 9.15098607e+01f, 9.96945411e+01f, 1.08751694e+02f, 1.18787600e+02f, + 1.29922990e+02f, 1.42295202e+02f, 1.56060691e+02f, 1.71397955e+02f, 1.88510933e+02f, 2.07632988e+02f, + 2.29031559e+02f, 2.53013612e+02f, 2.79932028e+02f, 3.10193130e+02f, 3.44265522e+02f, 3.82690530e+02f, + 4.26094527e+02f, 4.75203518e+02f, 5.30860437e+02f, 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1.84951472e+07f, 2.43622442e+07f, 3.22295113e+07f, 4.28249388e+07f, 5.71579339e+07f, 7.66343793e+07f, + 1.03221273e+08f, 1.39683399e+08f, 1.89925150e+08f, 2.59486540e+08f, 3.56266474e+08f, 4.91582541e+08f, + 6.81731647e+08f, 9.50299811e+08f, 1.33159830e+09f, 1.87580198e+09f, 2.65667391e+09f, 3.78324022e+09f, + 5.41753185e+09f, 7.80169537e+09f, 1.12996537e+10f, 1.64614916e+10f, 2.41235400e+10f, 3.55648690e+10f, + 5.27534501e+10f, 7.87357211e+10f, 1.18256902e+11f, 1.78754944e+11f, 2.71963306e+11f, 4.16512215e+11f, + 6.42178186e+11f, 9.96872550e+11f, 1.55821233e+12f, 2.45280998e+12f, 3.88865623e+12f, 6.20986899e+12f, + 9.98992422e+12f, 1.61915800e+13f, 2.64432452e+13f, 4.35201885e+13f, 7.21888469e+13f, 1.20699764e+14f, + 2.03448372e+14f, 3.45755310e+14f, 5.92524851e+14f, 1.02405779e+15f, 1.78517405e+15f, 3.13930699e+15f, + 5.56985627e+15f, 9.97176335e+15f, 1.80168749e+16f, 3.28570986e+16f, 6.04901854e+16f, 1.12437528e+17f, + 2.11044513e+17f, 4.00073701e+17f, 7.66084936e+17f, 1.48201877e+18f, 2.89694543e+18f, 5.72279017e+18f, + 1.14268996e+19f, }; + +__constant__ float* m_abscissas_float[8] = { + m_abscissas_float_1, + m_abscissas_float_2, + m_abscissas_float_3, + m_abscissas_float_4, + m_abscissas_float_5, + m_abscissas_float_6, + m_abscissas_float_7, + m_abscissas_float_8, +}; + +__constant__ float m_weights_float_1[4] = + { 7.86824160e+00f, 8.80516388e+02f, 5.39627832e+07f, 8.87651190e+19f, }; + +__constant__ float m_weights_float_2[4] = + { 2.39852428e+00f, 5.24459642e+01f, 6.45788782e+04f, 2.50998524e+12f, }; + +__constant__ float m_weights_float_3[8] = + { 1.74936958e+00f, 3.97965898e+00f, 1.84851460e+01f, 1.86488072e+02f, 5.97420570e+03f, 1.27041264e+06f, + 6.16419301e+09f, 5.23085003e+15f, }; + +__constant__ float m_weights_float_4[16] = + { 1.61385906e+00f, 1.99776729e+00f, 3.02023198e+00f, 5.47764184e+00f, 1.17966092e+01f, 3.03550485e+01f, + 9.58442179e+01f, 3.89387024e+02f, 2.17919325e+03f, 1.83920812e+04f, 2.63212061e+05f, 7.42729651e+06f, + 5.01587565e+08f, 1.03961087e+11f, 9.10032891e+13f, 5.06865116e+17f, }; + +__constant__ float m_weights_float_5[32] = + { 1.58146596e+00f, 1.66914991e+00f, 1.85752319e+00f, 2.17566262e+00f, 2.67590138e+00f, 3.44773868e+00f, + 4.64394654e+00f, 6.53020450e+00f, 9.58228502e+00f, 1.46836141e+01f, 2.35444955e+01f, 3.96352727e+01f, + 7.03763521e+01f, 1.32588012e+02f, 2.66962565e+02f, 5.79374920e+02f, 1.36869193e+03f, 3.55943572e+03f, + 1.03218668e+04f, 3.38662130e+04f, 1.27816626e+05f, 5.65408251e+05f, 2.99446204e+06f, 1.94497502e+07f, + 1.59219301e+08f, 1.69428882e+09f, 2.42715618e+10f, 4.87031785e+11f, 1.43181966e+13f, 6.48947152e+14f, + 4.80375775e+16f, 6.20009636e+18f, }; + +__constant__ float m_weights_float_6[65] = + { 1.57345777e+00f, 1.59489276e+00f, 1.63853652e+00f, 1.70598041e+00f, 1.79972439e+00f, 1.92332285e+00f, + 2.08159737e+00f, 2.28093488e+00f, 2.52969785e+00f, 2.83878478e+00f, 3.22239575e+00f, 3.69908136e+00f, + 4.29318827e+00f, 5.03686536e+00f, 5.97287114e+00f, 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1.62547113e+00f, 1.65308501e+00f, + 1.68676814e+00f, 1.72683132e+00f, 1.77364814e+00f, 1.82766042e+00f, 1.88938482e+00f, 1.95942057e+00f, + 2.03845873e+00f, 2.12729290e+00f, 2.22683194e+00f, 2.33811466e+00f, 2.46232715e+00f, 2.60082286e+00f, + 2.75514621e+00f, 2.92706011e+00f, 3.11857817e+00f, 3.33200254e+00f, 3.56996830e+00f, 3.83549565e+00f, + 4.13205150e+00f, 4.46362211e+00f, 4.83479919e+00f, 5.25088196e+00f, 5.71799849e+00f, 6.24325042e+00f, + 6.83488580e+00f, 7.50250620e+00f, 8.25731548e+00f, 9.11241941e+00f, 1.00831875e+01f, 1.11876913e+01f, + 1.24472371e+01f, 1.38870139e+01f, 1.55368872e+01f, 1.74323700e+01f, 1.96158189e+01f, 2.21379089e+01f, + 2.50594593e+01f, 2.84537038e+01f, 3.24091185e+01f, 3.70329629e+01f, 4.24557264e+01f, 4.88367348e+01f, + 5.63712464e+01f, 6.52994709e+01f, 7.59180776e+01f, 8.85949425e+01f, 1.03788130e+02f, 1.22070426e+02f, + 1.44161210e+02f, 1.70968019e+02f, 2.03641059e+02f, 2.43645006e+02f, 2.92854081e+02f, 3.53678602e+02f, + 4.29234308e+02f, 5.23570184e+02f, 6.41976690e+02f, 7.91405208e+02f, 9.81042209e+02f, 1.22309999e+03f, + 1.53391256e+03f, 1.93546401e+03f, 2.45753455e+03f, 3.14073373e+03f, 4.04081819e+03f, 5.23488160e+03f, + 6.83029446e+03f, 8.97771323e+03f, 1.18901592e+04f, 1.58712239e+04f, 2.13571111e+04f, 2.89798371e+04f, + 3.96630673e+04f, 5.47687519e+04f, 7.63235654e+04f, 1.07371915e+05f, 1.52531667e+05f, 2.18877843e+05f, + 3.17362450e+05f, 4.65120153e+05f, 6.89253766e+05f, 1.03311989e+06f, 1.56688798e+06f, 2.40549203e+06f, + 3.73952896e+06f, 5.88912115e+06f, 9.39904635e+06f, 1.52090328e+07f, 2.49628719e+07f, 4.15775926e+07f, + 7.03070537e+07f, 1.20759856e+08f, 2.10788251e+08f, 3.74104720e+08f, 6.75449459e+08f, 1.24131674e+09f, + 2.32331003e+09f, 4.43117602e+09f, 8.61744649e+09f, 1.70983691e+10f, 3.46357452e+10f, 7.16760712e+10f, + 1.51634762e+11f, 3.28172932e+11f, 7.27110260e+11f, 1.65049955e+12f, 3.84133815e+12f, 9.17374427e+12f, + 2.24990195e+13f, 5.67153509e+13f, 1.47074225e+14f, 3.92701252e+14f, 1.08063998e+15f, 3.06767147e+15f, + 8.99238679e+15f, 2.72472254e+16f, 8.54294612e+16f, 2.77461372e+17f, 9.34529948e+17f, 3.26799612e+18f, + 1.18791443e+19f, 4.49405341e+19f, 1.77170665e+20f, }; + +__constant__ float m_weights_float_8[259] = + { 1.57096255e+00f, 1.57229290e+00f, 1.57495658e+00f, 1.57895955e+00f, 1.58431079e+00f, 1.59102230e+00f, + 1.59910918e+00f, 1.60858966e+00f, 1.61948515e+00f, 1.63182037e+00f, 1.64562338e+00f, 1.66092569e+00f, + 1.67776241e+00f, 1.69617233e+00f, 1.71619809e+00f, 1.73788633e+00f, 1.76128784e+00f, 1.78645779e+00f, + 1.81345587e+00f, 1.84234658e+00f, 1.87319943e+00f, 1.90608922e+00f, 1.94109632e+00f, 1.97830698e+00f, + 2.01781368e+00f, 2.05971547e+00f, 2.10411838e+00f, 2.15113585e+00f, 2.20088916e+00f, 2.25350798e+00f, + 2.30913084e+00f, 2.36790578e+00f, 2.42999091e+00f, 2.49555516e+00f, 2.56477893e+00f, 2.63785496e+00f, + 2.71498915e+00f, 2.79640147e+00f, 2.88232702e+00f, 2.97301705e+00f, 3.06874019e+00f, 3.16978367e+00f, + 3.27645477e+00f, 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7.30862125e+01f, 7.88781469e+01f, + 8.52094636e+01f, 9.21371360e+01f, 9.97248336e+01f, 1.08043785e+02f, 1.17173764e+02f, 1.27204209e+02f, + 1.38235512e+02f, 1.50380485e+02f, 1.63766039e+02f, 1.78535118e+02f, 1.94848913e+02f, 2.12889407e+02f, + 2.32862309e+02f, 2.55000432e+02f, 2.79567594e+02f, 3.06863126e+02f, 3.37227087e+02f, 3.71046310e+02f, + 4.08761417e+02f, 4.50874968e+02f, 4.97960949e+02f, 5.50675821e+02f, 6.09771424e+02f, 6.76110054e+02f, + 7.50682104e+02f, 8.34626760e+02f, 9.29256285e+02f, 1.03608458e+03f, 1.15686082e+03f, 1.29360914e+03f, + 1.44867552e+03f, 1.62478326e+03f, 1.82509876e+03f, 2.05330964e+03f, 2.31371761e+03f, 2.61134924e+03f, + 2.95208799e+03f, 3.34283233e+03f, 3.79168493e+03f, 4.30817984e+03f, 4.90355562e+03f, 5.59108434e+03f, + 6.38646863e+03f, 7.30832183e+03f, 8.37874981e+03f, 9.62405722e+03f, 1.10756067e+04f, 1.27708661e+04f, + 1.47546879e+04f, 1.70808754e+04f, 1.98141031e+04f, 2.30322789e+04f, 2.68294532e+04f, 3.13194118e+04f, + 3.66401221e+04f, 4.29592484e+04f, 5.04810088e+04f, 5.94547213e+04f, 7.01854788e+04f, 8.30475173e+04f, + 9.85009981e+04f, 1.17113127e+05f, 1.39584798e+05f, 1.66784302e+05f, 1.99790063e+05f, 2.39944995e+05f, + 2.88925794e+05f, 3.48831531e+05f, 4.22297220e+05f, 5.12639825e+05f, 6.24046488e+05f, 7.61817907e+05f, + 9.32683930e+05f, 1.14521401e+06f, 1.41035265e+06f, 1.74212004e+06f, 2.15853172e+06f, 2.68280941e+06f, + 3.34498056e+06f, 4.18399797e+06f, 5.25055801e+06f, 6.61086017e+06f, 8.35163942e+06f, 1.05869253e+07f, + 1.34671524e+07f, 1.71914827e+07f, 2.20245345e+07f, 2.83191730e+07f, 3.65476782e+07f, 4.73445266e+07f, + 6.15653406e+07f, 8.03684303e+07f, 1.05328028e+08f, 1.38592169e+08f, 1.83103699e+08f, 2.42910946e+08f, + 3.23606239e+08f, 4.32947522e+08f, 5.81743297e+08f, 7.85117979e+08f, 1.06432920e+09f, 1.44938958e+09f, + 1.98286647e+09f, 2.72541431e+09f, 3.76386796e+09f, 5.22313881e+09f, 7.28378581e+09f, 1.02080964e+10f, + 1.43789932e+10f, 2.03583681e+10f, 2.89749983e+10f, 4.14577375e+10f, 5.96383768e+10f, 8.62622848e+10f, + 1.25466705e+11f, 1.83521298e+11f, 2.69981221e+11f, 3.99492845e+11f, 5.94638056e+11f, 8.90440997e+11f, + 1.34155194e+12f, 2.03376855e+12f, 3.10262796e+12f, 4.76359832e+12f, 7.36142036e+12f, 1.14512696e+13f, + 1.79331419e+13f, 2.82758550e+13f, 4.48929705e+13f, 7.17780287e+13f, 1.15585510e+14f, 1.87483389e+14f, + 3.06351036e+14f, 5.04340065e+14f, 8.36616340e+14f, 1.39855635e+15f, 2.35633575e+15f, 4.00176517e+15f, + 6.85137513e+15f, 1.18269011e+16f, 2.05867353e+16f, 3.61396878e+16f, 6.39911218e+16f, 1.14301619e+17f, + 2.05988138e+17f, 3.74584679e+17f, 6.87444303e+17f, 1.27340764e+18f, 2.38124192e+18f, 4.49583562e+18f, + 8.57144202e+18f, 1.65044358e+19f, 3.21010035e+19f, 6.30778012e+19f, 1.25240403e+20f, 2.51300530e+20f, + 5.09677626e+20f, }; + +__constant__ float* m_weights_float[8] = { + m_weights_float_1, + m_weights_float_2, + m_weights_float_3, + m_weights_float_4, + m_weights_float_5, + m_weights_float_6, + m_weights_float_7, + m_weights_float_8 +}; + +__constant__ double m_abscissas_double_1[6] = + { 3.088287417976322866e+00, 1.489931846492091580e+02, 3.412289247883437102e+06, 2.069325766042617791e+18, + 2.087002407609475560e+50, 2.019766160717908151e+137, }; + +__constant__ double m_abscissas_double_2[6] = + { 9.130487626376696748e-01, 1.415789294662811592e+01, 6.704215516223276482e+03, 9.641725327150499415e+10, + 2.508950760085778485e+30, 1.447263535710337145e+83, }; + +__constant__ double m_abscissas_double_3[12] = + { 4.072976900657586902e-01, 1.682066707021148743e+00, 6.150897986386729515e+00, 4.003962351929400222e+01, + 7.929200247931026321e+02, 1.029849713330979583e+05, 3.038623109252438574e+08, 1.565445474362494869e+14, + 4.042465098430219104e+23, 1.321706827429658179e+39, 4.991231782099557998e+64, 7.352943850359875966e+106, }; + +__constant__ double m_abscissas_double_4[24] = + { 1.981352722514781726e-01, 6.401556735005260177e-01, 1.248928698253977663e+00, 2.266080840944321232e+00, + 4.296462696702327381e+00, 9.130290387099955696e+00, 2.311107653864279933e+01, 7.427706034324012430e+01, + 3.267209207115258917e+02, 2.159485694311818716e+03, 2.415015262896413060e+04, 5.318194002756929158e+05, + 2.800586857217043323e+07, 4.524065079794338780e+09, 3.085612573980677122e+12, 1.338826733015807478e+16, + 6.254617176562341381e+20, 6.182098535814164754e+26, 3.077293649788458067e+34, 2.348957289370104303e+44, + 1.148543197899469758e+57, 2.255300070010069868e+73, 1.877919500569195394e+94, 1.367473887938624280e+121, }; + +__constant__ double m_abscissas_double_5[49] = + { 9.839678940067320339e-02, 3.006056176599550351e-01, 5.198579789949384900e-01, 7.703620832988877009e-01, + 1.071311369641311830e+00, 1.450569758088998445e+00, 1.950778549520360334e+00, 2.640031773695551468e+00, + 3.631372373667412273e+00, 5.119915330903350570e+00, 7.456660981404883289e+00, 1.130226126889972624e+01, + 1.796410692472772550e+01, 3.017810704601898222e+01, 5.403875800312370567e+01, 1.041077314477469548e+02, + 2.180295201202628077e+02, 5.021556986259101646e+02, 1.288621310998222420e+03, 3.739216870800548324e+03, + 1.247507297020191232e+04, 4.876399753226692124e+04, 2.281456582219130122e+05, 1.308777960064843017e+06, + 9.460846634209664077e+06, 8.888831203637279622e+07, 1.124168828974344134e+09, 1.991276729532144470e+10, + 5.167434691060984650e+11, 2.067218814203990888e+13, 1.350615033184100406e+15, 1.538540662836508188e+17, + 3.290747290540350661e+19, 1.437291381884498816e+22, 1.409832445530347286e+25, 3.459135480277971441e+28, + 2.398720582340954092e+32, 5.398806604617292960e+36, 4.613340002580628610e+41, 1.787685909667902457e+47, + 3.841984370124338536e+53, 5.752797955708583700e+60, 7.771812038427286551e+68, 1.269673044204081626e+78, + 3.495676773765731568e+88, 2.362519474971692445e+100, 6.002143893273651123e+113, 9.290716303464155539e+128, + 1.514442238033847090e+146, }; + +__constant__ double m_abscissas_double_6[98] = + { 4.911510035029024930e-02, 1.480131496743607333e-01, 2.489388137406836857e-01, 3.533254236926684378e-01, + 4.627335566122353259e-01, 5.789120681640963067e-01, 7.038702533860627799e-01, 8.399658591446505688e-01, + 9.900150664244376147e-01, 1.157432570143699131e+00, 1.346412759185361763e+00, 1.562167113901335551e+00, + 1.811238852782323380e+00, 2.101924419006550301e+00, 2.444843885584197934e+00, 2.853720746632915024e+00, + 3.346458910955350787e+00, 3.946645821057838387e+00, 4.685673101596678529e+00, 5.605762230908151175e+00, + 6.764332336830574204e+00, 8.240383175379985221e+00, 1.014394356129857730e+01, 1.263024714338892472e+01, + 1.592130395780345258e+01, 2.033921861921857185e+01, 2.635846445760633752e+01, 3.468926333224152409e+01, + 4.641291467019728963e+01, 6.320550793890424203e+01, 8.771497261808906374e+01, 1.242096926240411498e+02, + 1.797186347845127557e+02, 2.660817283327900190e+02, 4.037273029575712841e+02, 6.288113066545908703e+02, + 1.007079837507490594e+03, 1.661568229185114288e+03, 2.829651440786582598e+03, 4.984386266585669139e+03, + 9.101546927647810893e+03, 1.726892655475049727e+04, 3.413099578778601190e+04, 7.045668977053092802e+04, + 1.523404217761279128e+05, 3.460479782897947414e+05, 8.284724209233183002e+05, 2.097596146601193946e+06, + 5.636950798861273236e+06, 1.614071410855607245e+07, 4.944730678915060360e+07, 1.627810516820991356e+08, + 5.785332971632280838e+08, 2.230838540681955690e+09, 9.382391306064739643e+09, 4.328149544776551692e+10, + 2.203072744049242904e+11, 1.245245067109136413e+12, 7.869000534957822375e+12, 5.599531432979422461e+13, + 4.521486949902090877e+14, 4.176889516548293265e+15, 4.452867759650496656e+16, 5.529142853140498068e+17, + 8.075732516562854275e+18, 1.402046916260468698e+20, 2.925791412832239850e+21, 7.426433029335410886e+22, + 2.321996331245735364e+24, 9.064194250638442432e+25, 4.481279048819445609e+27, 2.849046304726990645e+29, + 2.367381159183355975e+31, 2.615825578455121227e+33, 3.914764948263290808e+35, 8.092042448555929219e+37, + 2.358921320940630332e+40, 9.915218648535332591e+42, 6.152851059342658764e+45, 5.780276340144515388e+48, + 8.443751734186488626e+51, 1.973343350899766708e+55, 7.605247378556219980e+58, 4.992057104939510418e+62, + 5.775863423903912316e+66, 1.221808201945355603e+71, 4.912917230387133816e+75, 3.913971813732202372e+80, + 6.456388069905286787e+85, 2.311225068528010358e+91, 1.887458157719431339e+97, 3.708483165438453094e+103, + 1.855198812283538635e+110, 2.509787873171705318e+117, 9.790423755591216617e+124, 1.179088807944050747e+133, + 4.714631846722476620e+141, 6.762657785959713240e+150, }; + +__constant__ double m_abscissas_double_7[196] = + { 2.454715583629863651e-02, 7.372466873903346224e-02, 1.231525309416766543e-01, 1.730001377719248556e-01, + 2.234406649596860001e-01, 2.746526549718518258e-01, 3.268216792980646669e-01, 3.801421009804789245e-01, + 4.348189637215614948e-01, 4.910700365099428407e-01, 5.491280459480215441e-01, 6.092431324382654397e-01, + 6.716855712021148069e-01, 7.367488049067938643e-01, 8.047528416336950644e-01, 8.760480802482050705e-01, + 9.510196351823332253e-01, 1.030092244532470067e+00, 1.113735859588680765e+00, 1.202472030918058876e+00, + 1.296881226496863751e+00, 1.397611241828373026e+00, 1.505386891360545205e+00, 1.621021205894798030e+00, + 1.745428403369044572e+00, 1.879638952031029331e+00, 2.024817107609328524e+00, 2.182281382147884181e+00, + 2.353528494823881355e+00, 2.540261468229626457e+00, 2.744422672171478111e+00, 2.968232787190606619e+00, + 3.214236869520657666e+00, 3.485358957907730467e+00, 3.784966983117372821e+00, 4.116950138940295100e+00, + 4.485811369388231710e+00, 4.896778246562001812e+00, 5.355936290826725948e+00, 5.870389762600956907e+00, + 6.448456189131117605e+00, 7.099902452679558236e+00, 7.836232253282841261e+00, 8.671037293575230635e+00, + 9.620427777985990363e+00, 1.070356198876799531e+01, 1.194330008139441022e+01, 1.336701421038499647e+01, + 1.500759615914396343e+01, 1.690471548203528376e+01, 1.910639668731689597e+01, 2.167100443216577994e+01, + 2.466975274695099197e+01, 2.818989025157845355e+01, 3.233876132429401745e+01, 3.724900758097245740e+01, + 4.308526084907741997e+01, 5.005279647654703975e+01, 5.840877607253876528e+01, 6.847692821534239862e+01, + 8.066681777060714848e+01, 9.549927270200249260e+01, 1.136401195769487885e+02, 1.359451944976603209e+02, + 1.635207451879744447e+02, 1.978049687912586950e+02, 2.406787535889776661e+02, 2.946170292930555023e+02, + 3.628969532147125333e+02, 4.498861782715596902e+02, 5.614447353133496106e+02, 7.054892470899271429e+02, + 8.927907732799964116e+02, 1.138111424979478376e+03, 1.461835991563605367e+03, 1.892332623444716186e+03, + 2.469396036186133479e+03, 3.249311569298824731e+03, 4.312367113170283012e+03, 5.774094754500139661e+03, + 7.802247237500851845e+03, 1.064267530975806972e+04, 1.465915383535674990e+04, 2.039528541239754835e+04, + 2.867170622421556265e+04, 4.074033762183453297e+04, 5.853182310596923393e+04, 8.505689265265206640e+04, + 1.250649269847856615e+05, 1.861373943166749766e+05, 2.805255777452010927e+05, 4.282782486084761748e+05, + 6.626340506127657304e+05, 1.039443239650339565e+06, 1.653857426112961316e+06, 2.670315650125279161e+06, + 4.377212026624358795e+06, 7.288071713698413821e+06, 1.233172993400331694e+07, 2.121557285769933699e+07, + 3.713086254861535383e+07, 6.614579377352135534e+07, 1.200055291694917110e+08, 2.218629410296880690e+08, + 4.182282939928687703e+08, 8.043704132493714804e+08, 1.579392989425668114e+09, 3.168122415524104635e+09, + 6.496606811549861323e+09, 1.362851988356444486e+10, 2.926863897008707708e+10, 6.439798665209493735e+10, + 1.452755233772903022e+11, 3.362854459389246576e+11, 7.994202785433479271e+11, 1.953264233362291960e+12, + 4.909581868242554569e+12, 1.270622730765015610e+13, 3.389070986742985764e+13, 9.325084030208844833e+13, + 2.649489423834534140e+14, 7.781295184094957195e+14, 2.364715052527355639e+15, 7.444138031465958255e+15, + 2.430217240684749635e+16, 8.237068641534357762e+16, 2.902117050664548840e+17, 1.064157679404037013e+18, + 4.066277106061960017e+18, 1.621274233630359097e+19, 6.754156830915450013e+19, 2.944056841733781919e+20, + 1.344640139549107817e+21, 6.444586158944723300e+21, 3.246218667554608934e+22, 1.721234579556653533e+23, + 9.622533890240474391e+23, 5.681407260417956671e+24, 3.548890779995928184e+25, 2.349506425672269562e+26, + 1.651618130605205643e+27, 1.235147426493113059e+28, 9.845947239792057550e+28, 8.383130781984610418e+29, + 7.639649461399172445e+30, 7.467862732233885201e+31, 7.847691482004993660e+32, 8.886032557626454704e+33, + 1.086734890678302436e+35, 1.438967777036538458e+36, 2.068168865475603521e+37, 3.234885320223912385e+38, + 5.521233641542628514e+39, 1.031148231194663855e+41, 2.113272035816365982e+42, 4.766724345485077520e+43, + 1.186961550990218287e+45, 3.273172169205847573e+46, 1.002821226769167753e+48, 3.424933903935156479e+49, + 1.308436017026428736e+51, 5.611378330048420503e+52, 2.711424806327139291e+54, 1.481771793644066442e+56, + 9.194282071042778804e+57, 6.503661455875355562e+59, 5.266329986868627303e+61, 4.902662807969347359e+63, + 5.270511057289557050e+65, 6.572856511670583316e+67, 9.553956030013225387e+69, 1.626491911159411616e+72, + 3.259410915500951223e+74, 7.728460318113614280e+76, 2.179881996905918059e+79, 7.354484388371505915e+81, + 2.984831270803957746e+84, 1.465828267813438962e+87, 8.763355972629864261e+89, 6.417909665847831130e+92, + 5.794958649229893510e+95, 6.494224472311908365e+98, 9.095000156016433698e+101, 1.603058498455299102e+105, + 3.582099119119320529e+108, 1.022441227139854687e+112, 3.756872185015086057e+115, 1.791363463832849159e+119, + 1.117641882039472124e+123, 9.202159565546528285e+126, 1.008716474827888568e+131, 1.485546487089301805e+135, + 2.966961534830566097e+139, 8.114207284664369360e+143, 3.069178087507669739e+148, 1.622223681147791473e+153, }; + +__constant__ double m_abscissas_double_8[391] = + { 1.227227917054637830e-02, 3.682722894492590471e-02, 6.141337626871079991e-02, 8.605159708778207907e-02, + 1.107628840017845446e-01, 1.355683934957785482e-01, 1.604894937454335489e-01, 1.855478131645089496e-01, + 2.107652898670700524e-01, 2.361642222214626268e-01, 2.617673206785495261e-01, 2.875977610631342900e-01, + 3.136792395249035647e-01, 3.400360293536632770e-01, 3.666930398731810193e-01, 3.936758776386451797e-01, + 4.210109101746846268e-01, 4.487253325041450341e-01, 4.768472367324829462e-01, 5.054056849688209375e-01, + 5.344307858825229079e-01, 5.639537752137267134e-01, 5.940071005777549000e-01, 6.246245109268716053e-01, + 6.558411510586397969e-01, 6.876936615883514922e-01, 7.202202848338683401e-01, 7.534609770949572224e-01, + 7.874575278460963461e-01, 8.222536864020499377e-01, 8.578952966595825808e-01, 8.944304405668593009e-01, + 9.319095910247435485e-01, 9.703857749817920659e-01, 1.009914747547728584e+00, 1.050555178019083150e+00, + 1.092368848786092579e+00, 1.135420868172514300e+00, 1.179779898350424466e+00, 1.225518399571142610e+00, + 1.272712892062026473e+00, 1.321444237057985065e+00, 1.371797938567245953e+00, 1.423864467614384096e+00, + 1.477739610861208115e+00, 1.533524845679288858e+00, 1.591327743938355098e+00, 1.651262406984310076e+00, + 1.713449934511288211e+00, 1.778018930286256858e+00, 1.845106047964720870e+00, 1.914856580544951899e+00, + 1.987425097349017093e+00, 2.062976132795275283e+00, 2.141684931642916785e+00, 2.223738255848994521e+00, + 2.309335258687213796e+00, 2.398688432341103821e+00, 2.492024635808356095e+00, 2.589586210645122756e+00, + 2.691632192846832444e+00, 2.798439630014497291e+00, 2.910305013902562652e+00, 3.027545839497364963e+00, + 3.150502302946919722e+00, 3.279539151967394330e+00, 3.415047703805410611e+00, 3.557448047456550733e+00, + 3.707191448649779817e+00, 3.864762978128342125e+00, 4.030684386016531344e+00, 4.205517247588613835e+00, + 4.389866408585172458e+00, 4.584383761391930748e+00, 4.789772386950687695e+00, 5.006791101261363264e+00, + 5.236259449815274050e+00, 5.479063198337523150e+00, 5.736160373884817415e+00, 6.008587916728619858e+00, + 6.297469010648863048e+00, 6.604021167380929133e+00, 6.929565150124677837e+00, 7.275534831383860972e+00, + 7.643488092123492064e+00, 8.035118882502459288e+00, 8.452270579478188130e+00, 8.896950793641785313e+00, + 9.371347797016395173e+00, 9.877848765573446033e+00, 1.041906005527762037e+01, 1.099782975900831706e+01, + 1.161727282423952258e+01, 1.228079904848924611e+01, 1.299214431196691048e+01, 1.375540545535625881e+01, + 1.457507926620621316e+01, 1.545610610104852468e+01, 1.640391874338302925e+01, 1.742449718154208970e+01, + 1.852443008688437526e+01, 1.971098388378266494e+01, 2.099218043080961648e+01, 2.237688448013982946e+01, + 2.387490225270073820e+01, 2.549709266380430464e+01, 2.725549296232531555e+01, 2.916346081119624987e+01, + 3.123583514423284962e+01, 3.348911849136805118e+01, 3.594168387985465099e+01, 3.861400990307230737e+01, + 4.152894811329303023e+01, 4.471202755441533396e+01, 4.819180202224910174e+01, 5.200024654361558757e+01, + 5.617321062537384494e+01, 6.075093706918782079e+01, 6.577865661168003966e+01, 7.130727037357721343e+01, + 7.739413413465805794e+01, 8.410396085269633392e+01, 9.150986068496734448e+01, 9.969454113547704016e+01, + 1.087516939426018897e+02, 1.187876000643037532e+02, 1.299229897614516371e+02, 1.422952015056372537e+02, + 1.560606914665002671e+02, 1.713979549326432406e+02, 1.885109325154830073e+02, 2.076329877740125935e+02, + 2.290315594654587370e+02, 2.530136115655676467e+02, 2.799320282398896912e+02, 3.101931299766730890e+02, + 3.442655222107529892e+02, 3.826905303289378387e+02, 4.260945266207607701e+02, 4.752035175892902045e+02, + 5.308604366239058864e+02, 5.940456805372995009e+02, 6.659015428338778262e+02, 7.477613367309153870e+02, + 8.411841730471343023e+02, 9.479965698013741524e+02, 1.070342331375881840e+03, 1.210742457518582660e+03, + 1.372167241552205820e+03, 1.558123212187692722e+03, 1.772758188662716282e+03, 2.020988485411862984e+03, + 2.308653259329163157e+03, 2.642702189813684273e+03, 3.031424182869210212e+03, 3.484726676985756018e+03, + 4.014477504733973505e+03, 4.634924264049394751e+03, 5.363209949773439749e+03, 6.220008412114342803e+03, + 7.230309332853029956e+03, 8.424390216735217783e+03, 9.839022871538541787e+03, 1.151897463083113988e+04, + 1.351888098874374202e+04, 1.590558745460066947e+04, 1.876108572764816176e+04, 2.218620462393366275e+04, + 2.630526205054915357e+04, 3.127194401941711057e+04, 3.727675461256652923e+04, 4.455648280312273249e+04, + 5.340626592018903930e+04, 6.419500580388918123e+04, 7.738512642386820060e+04, 9.355796993981725963e+04, + 1.134465375820669470e+05, 1.379778272209741713e+05, 1.683277485807887053e+05, 2.059925746120735305e+05, + 2.528822024503158254e+05, 3.114422718347725915e+05, 3.848145913435570736e+05, 4.770485864966822643e+05, + 5.933809324724740854e+05, 7.406066190351666115e+05, 9.275730471470643372e+05, 1.165840260940180415e+06, + 1.470566322118246135e+06, 1.861698899014921971e+06, 2.365584870298354495e+06, 3.017152695505764877e+06, + 3.862882573599929249e+06, 4.964864305589750358e+06, 6.406362829959736606e+06, 8.299481847261302115e+06, + 1.079575892642401854e+07, 1.410087327474604091e+07, 1.849514724418250100e+07, 2.436224419670805500e+07, + 3.222951131863941234e+07, 4.282493882385925337e+07, 5.715793394339267637e+07, 7.663437932745451635e+07, + 1.032212725498489699e+08, 1.396833991976194842e+08, 1.899251497664892740e+08, 2.594865396467505851e+08, + 3.562664742464501497e+08, 4.915825413172413471e+08, 6.817316470116958142e+08, 9.502998105202541438e+08, + 1.331598295343277538e+09, 1.875801976010459831e+09, 2.656673907709731487e+09, 3.783240215616365909e+09, + 5.417531848500136979e+09, 7.801695369892847510e+09, 1.129965368955098833e+10, 1.646149161390821924e+10, + 2.412353995736687694e+10, 3.556486895431927094e+10, 5.275345014093760519e+10, 7.873572108325378177e+10, + 1.182569020317863604e+11, 1.787549442508363461e+11, 2.719633064979986142e+11, 4.165122153119897946e+11, + 6.421781858205134197e+11, 9.968725497576275918e+11, 1.558212327122960399e+12, 2.452809984907093786e+12, + 3.888656232828140210e+12, 6.209868990509424909e+12, 9.989924216297983665e+12, 1.619158001378611351e+13, + 2.644324518669926559e+13, 4.352018847904374786e+13, 7.218884688202741709e+13, 1.206997640727349538e+14, + 2.034483722445207402e+14, 3.457553102874402920e+14, 5.925248511957505706e+14, 1.024057793713038672e+15, + 1.785174045941642162e+15, 3.139306988668494696e+15, 5.569856270174890128e+15, 9.971763353834460328e+15, + 1.801687491114883092e+16, 3.285709858322565542e+16, 6.049018540910759710e+16, 1.124375283211369572e+17, + 2.110445125952435305e+17, 4.000737007891229992e+17, 7.660849361564329309e+17, 1.482018770996176700e+18, + 2.896945433910857945e+18, 5.722790165693470493e+18, 1.142689960439921462e+19, 2.306616559984106723e+19, + 4.707857184616093863e+19, 9.717346347495342813e+19, 2.028735605622585444e+20, 4.284840254171000581e+20, + 9.157027329021623836e+20, 1.980457834766411777e+21, 4.335604886702252004e+21, 9.609258559714223995e+21, + 2.156604630608586997e+22, 4.902045909695270289e+22, 1.128749227121328467e+23, 2.633414623049930879e+23, + 6.226335684490998543e+23, 1.492205279014148921e+24, 3.625768249717590109e+24, 8.933899764961444882e+24, + 2.232786981682262383e+25, 5.661295336293986732e+25, 1.456616710298133142e+26, 3.803959852868488245e+26, + 1.008531585603036490e+27, 2.715247425129423358e+27, 7.425071766766651967e+27, 2.062860712173225003e+28, + 5.824055458799413312e+28, 1.671388836696436644e+29, 4.876830632023956392e+29, 1.447170071146107156e+30, + 4.368562208925583783e+30, 1.341873806249251338e+31, 4.195251632754338682e+31, 1.335360134828214136e+32, + 4.328681350715136340e+32, 1.429401866150319186e+33, 4.809736146227180696e+33, 1.649624114567602575e+34, + 5.768677492419801469e+34, 2.057442854162761350e+35, 7.486423509917811063e+35, 2.780052791791155051e+36, + 1.053908347660081874e+37, 4.080046334235754223e+37, 1.613553311592805373e+38, 6.520836332997615098e+38, + 2.693848186257510992e+39, 1.138002408430710800e+40, 4.917748008813924613e+40, 2.174691073191358676e+41, + 9.844523745430526502e+41, 4.563707467590116732e+42, 2.167352073708379137e+43, 1.054860193887170754e+44, + 5.263588225566847365e+44, 2.693772458797916623e+45, 1.414506760560163074e+46, 7.624126763512016620e+46, + 4.219828148762794411e+47, 2.399387665831793264e+48, 1.402139947254117434e+49, 8.424706325525422943e+49, + 5.206918479942619318e+50, 3.311787866477716151e+51, 2.168683295509859155e+52, 1.462786368779206713e+53, + 1.016761784575838363e+54, 7.286460995145043184e+54, 5.386194237448865407e+55, 4.108917480528740640e+56, + 3.236445625945552728e+57, 2.633440652417619669e+58, 2.214702339357939268e+59, 1.926058995948268392e+60, + 1.733067740414174932e+61, 1.614307160124426969e+62, 1.557464328486352138e+63, 1.557226155197192031e+64, + 1.614473962707995344e+65, 1.736617406327386105e+66, 1.939201243451190521e+67, 2.249277732936622876e+68, + 2.711593798719765599e+69, 3.399628732048687119e+70, 4.435389696730206291e+71, 6.025566076164003981e+72, + 8.529161425383779849e+73, 1.258746322992988688e+75, 1.938112175186560210e+76, 3.115432363572610661e+77, + 5.231797674434390018e+78, 9.184930207860680757e+79, 1.686929404780378772e+81, 3.243565624474232635e+82, + 6.533812498930220075e+83, 1.379898823144620314e+85, 3.057650444842839916e+86, 7.114050545839171245e+87, + 1.739275024442258674e+89, 4.471782915853177804e+90, 1.210036789494028144e+92, 3.448828044590862359e+93, + 1.036226783750561565e+95, 3.284801914751206038e+96, 1.099514933602224638e+98, 3.889581731378242597e+99, + 1.455434287901069991e+101, 5.765729934387419019e+102, 2.420349568745475582e+104, 1.077606625929777536e+106, + 5.093346988695851845e+107, 2.558090824110323997e+109, 1.366512508719047964e+111, 7.771735800763526406e+112, + 4.710398638793014918e+114, 3.045563885587013954e+116, 2.102762552861442993e+118, 1.551937536212596136e+120, + 1.225676354426075970e+122, 1.036950946169703711e+124, 9.407885268970827717e+125, 9.163369107785093171e+127, + 9.592531095671168926e+129, 1.080486293361823875e+132, 1.311034829557782450e+134, 1.715642975932639188e+136, + 2.424231742707881878e+138, 3.703231223333127919e+140, 6.123225027409988902e+142, 1.097271040771196765e+145, + 2.133693643241295977e+147, 4.508099184895777328e+149, 1.036252806686291189e+152, }; + +__constant__ double* m_abscissas_double[8] = { + m_abscissas_double_1, + m_abscissas_double_2, + m_abscissas_double_3, + m_abscissas_double_4, + m_abscissas_double_5, + m_abscissas_double_6, + m_abscissas_double_7, + m_abscissas_double_8, +}; + +__constant__ double m_weights_double_1[6] = + { 7.868241604839621507e+00, 8.805163880733011116e+02, 5.396278323520705668e+07, 8.876511896968161317e+19, + 2.432791879269225553e+52, 6.399713512080202911e+139, }; + +__constant__ double m_weights_double_2[6] = + { 2.398524276302635218e+00, 5.244596423726681022e+01, 6.457887819598201760e+04, 2.509985242511374506e+12, + 1.774029269327138701e+32, 2.781406115983097314e+85, }; + +__constant__ double m_weights_double_3[12] = + { 1.749369583108386852e+00, 3.979658981934607813e+00, 1.848514598574449570e+01, 1.864880718932067988e+02, + 5.974205695263265855e+03, 1.270412635144623341e+06, 6.164193014295984071e+09, 5.230850031811222530e+15, + 2.226260929943369774e+25, 1.199931102042181592e+41, 7.470602144275146214e+66, 1.814465860528410676e+109, }; + +__constant__ double m_weights_double_4[24] = + { 1.613859062188366173e+00, 1.997767291869673262e+00, 3.020231979908834220e+00, 5.477641843859057761e+00, + 1.179660916492671672e+01, 3.035504848518598294e+01, 9.584421793794920860e+01, 3.893870238229992076e+02, + 2.179193250357911344e+03, 1.839208123964132852e+04, 2.632120612599856167e+05, 7.427296507169468210e+06, + 5.015875648341232356e+08, 1.039610867241544113e+11, 9.100328911818091977e+13, 5.068651163890231571e+17, + 3.039966520714902616e+22, 3.857740194672007962e+28, 2.465542763666581087e+36, 2.416439449167799461e+46, + 1.517091553926604149e+59, 3.825043412021411380e+75, 4.089582396821598640e+96, 3.823775894295564050e+123, }; + +__constant__ double m_weights_double_5[49] = + { 1.581465959536694744e+00, 1.669149910438534746e+00, 1.857523188595005770e+00, 2.175662623626994120e+00, + 2.675901375211020564e+00, 3.447738682498791744e+00, 4.643946540355464126e+00, 6.530204496574248616e+00, + 9.582285015566804961e+00, 1.468361407515440960e+01, 2.354449548740987533e+01, 3.963527273305166705e+01, + 7.037635206267538547e+01, 1.325880124784838868e+02, 2.669625649541569172e+02, 5.793749198508472676e+02, + 1.368691928321303605e+03, 3.559435721533130554e+03, 1.032186677270763318e+04, 3.386621302858741487e+04, + 1.278166259840246830e+05, 5.654082513926693098e+05, 2.994462044781721833e+06, 1.944975023421914947e+07, + 1.592193007690560588e+08, 1.694288818617459913e+09, 2.427156182311303271e+10, 4.870317848199455490e+11, + 1.431819656229181793e+13, 6.489471523099301256e+14, 4.803757752508989106e+16, 6.200096361305331541e+18, + 1.502568562439914899e+21, 7.436061367189688251e+23, 8.264761218677928603e+26, 2.297735027897804345e+30, + 1.805449779569534997e+34, 4.604472360199061931e+38, 4.458371212030626854e+43, 1.957638261114809309e+49, + 4.767368137162500764e+55, 8.088820139476721285e+62, 1.238260897349286357e+71, 2.292272505278842062e+80, + 7.151392373749193549e+90, 5.476714850156044431e+102, 1.576655618370700681e+116, 2.765448595957851958e+131, + 5.108051255283132673e+148, }; + +__constant__ double m_weights_double_6[98] = + { 1.573457773573108386e+00, 1.594892755038663787e+00, 1.638536515530234742e+00, 1.705980408212213620e+00, + 1.799724394608737275e+00, 1.923322854425656307e+00, 2.081597373313268178e+00, 2.280934883790070511e+00, + 2.529697852387704655e+00, 2.838784782552951185e+00, 3.222395745020980612e+00, 3.699081358854235112e+00, + 4.293188274330526800e+00, 5.036865356322330076e+00, 5.972871140910932199e+00, 7.158538424311077564e+00, + 8.671427800892076385e+00, 1.061747360297922326e+01, 1.314285002260235600e+01, 1.645145625668428040e+01, + 2.083099449998189069e+01, 2.669235989791640190e+01, 3.462993514791378189e+01, 4.551518362653662579e+01, + 6.064408087764392116e+01, 8.197296917485846798e+01, 1.125020468081652564e+02, 1.569096552844714123e+02, + 2.226204347868638276e+02, 3.216385489504077755e+02, 4.737574505945461739e+02, 7.122994548146997637e+02, + 1.094609652686376553e+03, 1.721697789176049576e+03, 2.775924909253835146e+03, 4.595230066268149347e+03, + 7.823427586641573672e+03, 1.372357435269105405e+04, 2.485188961645119553e+04, 4.655538745425972783e+04, + 9.041766782135686884e+04, 1.824843964862728392e+05, 3.836800264094614027e+05, 8.426271970245168026e+05, + 1.938432574158782634e+06, 4.685112849356485528e+06, 1.193528667218607927e+07, 3.215643752247989316e+07, + 9.196008928386600386e+07, 2.802223178457559964e+08, 9.136110825267458886e+08, 3.200910900783148591e+09, + 1.210765264234723689e+10, 4.969024745093101808e+10, 2.224315751863855216e+11, 1.092125344449313660e+12, + 5.916882980019919359e+12, 3.559743438494577249e+13, 2.394353652945465191e+14, 1.813551073517501917e+15, + 1.558736706166165738e+16, 1.532714875555114333e+17, 1.739274776190789212e+18, 2.298841216802216313e+19, + 3.574030698837762664e+20, 6.604899705451419080e+21, 1.467155879591820659e+23, 3.964094964398509381e+24, + 1.319342840595348793e+26, 5.482251971340400742e+27, 2.885137894723827518e+29, 1.952539840765392110e+31, + 1.727051489032222797e+33, 2.031343507095439396e+35, 3.236074146972599980e+37, 7.120487412983497200e+39, + 2.209552707411017265e+42, 9.886282647791384648e+44, 6.530514048788273529e+47, 6.530706672481546528e+50, + 1.015518807431281951e+54, 2.526366773162394510e+57, 1.036450519906790297e+61, 7.241966032627135861e+64, + 8.919402520769714938e+68, 2.008463619152992905e+73, 8.596914764830260020e+77, 7.290599546829495220e+82, + 1.280199563216419112e+88, 4.878349285603201150e+93, 4.240828248064127940e+99, 8.869771764721598720e+105, + 4.723342575741417669e+112, 6.802035963326188581e+119, 2.824531180990009549e+127, 3.621049216745982252e+135, + 1.541270150334942520e+144, 2.353376995174362785e+153, }; + +__constant__ double m_weights_double_7[196] = + { 1.571461316550783294e+00, 1.576790166316938345e+00, 1.587495640370383316e+00, 1.603673956341370210e+00, + 1.625471125457493943e+00, 1.653085011915939302e+00, 1.686768142525911236e+00, 1.726831323537516202e+00, + 1.773648138667236602e+00, 1.827660421478661448e+00, 1.889384817044018196e+00, 1.959420572855037091e+00, + 2.038458728047908923e+00, 2.127292904083847225e+00, 2.226831940199076941e+00, 2.338114664555130296e+00, + 2.462327148722991304e+00, 2.600822860927085164e+00, 2.755146214814554359e+00, 2.927060108424483555e+00, + 3.118578166240921951e+00, 3.332002540339506630e+00, 3.569968300410740276e+00, 3.835495653996447262e+00, + 4.132051496512934885e+00, 4.463622106699067881e+00, 4.834799191008006557e+00, 5.250881957765679608e+00, + 5.717998490875333124e+00, 6.243250421598568105e+00, 6.834885801226541839e+00, 7.502506202789340802e+00, + 8.257315484493544201e+00, 9.112419405864642634e+00, 1.008318749543997758e+01, 1.118769134993865202e+01, + 1.244723705914106881e+01, 1.388701390605507587e+01, 1.553688715915900190e+01, 1.743237000680942831e+01, + 1.961581894823993424e+01, 2.213790886354273806e+01, 2.505945934677137610e+01, 2.845370377742137561e+01, + 3.240911845969524834e+01, 3.703296289480230161e+01, 4.245572644746267911e+01, 4.883673480337985582e+01, + 5.637124640586975420e+01, 6.529947092752610340e+01, 7.591807755694122837e+01, 8.859494252391663822e+01, + 1.037881295005788124e+02, 1.220704263969226746e+02, 1.441612098131200535e+02, 1.709680191245773511e+02, + 2.036410593843575570e+02, 2.436450058708723643e+02, 2.928540812182076105e+02, 3.536786019152253392e+02, + 4.292343083967296939e+02, 5.235701840488733027e+02, 6.419766898003024575e+02, 7.914052083668759283e+02, + 9.810422089081931637e+02, 1.223099994999740393e+03, 1.533912555427112127e+03, 1.935464013605830339e+03, + 2.457534549912886852e+03, 3.140733731623635519e+03, 4.040818188564651898e+03, 5.234881599712225681e+03, + 6.830294457607329226e+03, 8.977713228649887143e+03, 1.189015920967326839e+04, 1.587122387044346962e+04, + 2.135711106445789331e+04, 2.897983705189681437e+04, 3.966306726795547950e+04, 5.476875193750000787e+04, + 7.632356539388055680e+04, 1.073719149754976951e+05, 1.525316674555574152e+05, 2.188778434744216586e+05, + 3.173624496019295608e+05, 4.651201525869328462e+05, 6.892537656280580572e+05, 1.033119885120019982e+06, + 1.566887981043252499e+06, 2.405492027026531795e+06, 3.739528964815910340e+06, 5.889121154895580032e+06, + 9.399046351922342030e+06, 1.520903276129653518e+07, 2.496287187293576168e+07, 4.157759259963074840e+07, + 7.030705366950267312e+07, 1.207598558452493366e+08, 2.107882509464846833e+08, 3.741047199023457864e+08, + 6.754494594987415572e+08, 1.241316740415880537e+09, 2.323310032649552862e+09, 4.431176019026625759e+09, + 8.617446487400900130e+09, 1.709836906604031513e+10, 3.463574521880171339e+10, 7.167607123799270726e+10, + 1.516347620910054079e+11, 3.281729323238950526e+11, 7.271102600298280790e+11, 1.650499552378780378e+12, + 3.841338149508803917e+12, 9.173744267785176575e+12, 2.249901946357519979e+13, 5.671535089900611731e+13, + 1.470742250307697019e+14, 3.927012518464311775e+14, 1.080639977391212820e+15, 3.067671466720475189e+15, + 8.992386789198328428e+15, 2.724722536524592111e+16, 8.542946122263389258e+16, 2.774613718725574755e+17, + 9.345299479382029121e+17, 3.267996122987731882e+18, 1.187914433455468315e+19, 4.494053408418564214e+19, + 1.771706652195486743e+20, 7.288102552885931527e+20, 3.132512430816625349e+21, 1.408743767951073110e+22, + 6.638294268236060414e+22, 3.282543608403565013e+23, 1.705920098038394064e+24, 9.332259385148524285e+24, + 5.382727175874888312e+25, 3.278954235122093249e+26, 2.113191697957458099e+27, 1.443411041499643040e+28, + 1.046864394654982423e+29, 8.077319226958905700e+29, 6.643146963432616277e+30, 5.835670121359986260e+31, + 5.486890296790230798e+32, 5.533726968508261614e+33, 5.999734996418352834e+34, 7.009176119466122569e+35, + 8.844061966424597499e+36, 1.208226860869605961e+38, 1.791648514311063338e+39, 2.891313916713205762e+40, + 5.091457860211527298e+41, 9.810630588402496553e+42, 2.074441239147378860e+44, 4.827650116937700540e+45, + 1.240287939111549029e+47, 3.528782858644784616e+48, 1.115449490471696659e+50, 3.930510643328196314e+51, + 1.549243712957852337e+53, 6.854998238041301002e+54, 3.417479961583207704e+56, 1.926905498641079990e+58, + 1.233580963004919450e+60, 9.002819902898076915e+61, 7.521415141253441645e+63, 7.224277554900578993e+65, + 8.012832830535078610e+67, 1.030999620286380369e+70, 1.546174957076748679e+72, 2.715803772613248694e+74, + 5.615089920571746438e+76, 1.373667859345343337e+79, 3.997541020769625126e+81, 1.391500589339800087e+84, + 5.826693844912022892e+86, 2.952274820929549096e+89, 1.821023061478466282e+92, 1.375973022137941526e+95, + 1.281852367543412945e+98, 1.482130127201990503e+101, 2.141574273792435314e+104, 3.894495540947112380e+107, + 8.978646362580102961e+110, 2.644131589807244050e+114, 1.002403539841913834e+118, 4.931412804903905259e+121, + 3.174401112435865044e+125, 2.696624001761892390e+129, 3.049799322320447166e+133, 4.634041526818687785e+137, + 9.548983134803106512e+141, 2.694404866192089829e+146, 1.051502720036395325e+151, 5.734170640626244955e+155, }; + +__constant__ double m_weights_double_8[391] = + { 1.570962550997832611e+00, 1.572292902367211961e+00, 1.574956581912666755e+00, 1.578959553636163985e+00, + 1.584310789563614305e+00, 1.591022301117035107e+00, 1.599109181186160337e+00, 1.608589657109067468e+00, + 1.619485154826419743e+00, 1.631820374530739318e+00, 1.645623378191125679e+00, 1.660925689395424109e+00, + 1.677762406016463717e+00, 1.696172326277082973e+00, 1.716198088860732467e+00, 1.737886327791014562e+00, + 1.761287842885152410e+00, 1.786457786673686420e+00, 1.813455868772335587e+00, 1.842346578792652542e+00, + 1.873199428986627521e+00, 1.906089217937612619e+00, 1.941096316736779451e+00, 1.978306979221816566e+00, + 2.017813678003844337e+00, 2.059715468170813895e+00, 2.104118380732327493e+00, 2.151135848063375554e+00, + 2.200889163814591418e+00, 2.253507979986114202e+00, 2.309130844113053375e+00, 2.367905779785113334e+00, + 2.429990914023652954e+00, 2.495555155369085590e+00, 2.564778926893134514e+00, 2.637854958747451684e+00, + 2.714989145296268067e+00, 2.796401472360280536e+00, 2.882327020626578700e+00, 2.973017051860293803e+00, + 3.068740185193628238e+00, 3.169783671473487386e+00, 3.276454774427328601e+00, 3.389082268266156098e+00, + 3.508018062292869136e+00, 3.633638964133530274e+00, 3.766348594369884204e+00, 3.906579466636309289e+00, + 4.054795248667541120e+00, 4.211493221360917802e+00, 4.377206954666462219e+00, 4.552509221059946388e+00, + 4.738015169510782826e+00, 4.934385785253587887e+00, 5.142331663338191074e+00, 5.362617126899976224e+00, + 5.596064724397100194e+00, 5.843560143744373307e+00, 6.106057585381734693e+00, 6.384585640900671436e+00, + 6.680253728973824449e+00, 6.994259146058412709e+00, 7.327894795748901060e+00, 7.682557667824588764e+00, + 8.059758146071137270e+00, 8.461130232962342889e+00, 8.888442789395671080e+00, 9.343611899025485155e+00, + 9.828714479494622022e+00, 1.034600327721380625e+01, 1.089792339849122916e+01, 1.148713054801325790e+01, + 1.211651116619788555e+01, 1.278920468010096321e+01, 1.350862810871281096e+01, 1.427850329305334421e+01, + 1.510288705493181327e+01, 1.598620462612703196e+01, 1.693328673269081128e+01, 1.794941076780000506e+01, + 1.904034654190823159e+01, 2.021240716182964334e+01, 2.147250566192247370e+01, 2.282821809199713505e+01, + 2.428785385941680425e+01, 2.586053422878117785e+01, 2.755628000354674426e+01, 2.938610955221109564e+01, + 3.136214849990951329e+01, 3.349775258749912582e+01, 3.580764540799625468e+01, 3.830807296872530167e+01, + 4.101697730155473447e+01, 4.395419165876113623e+01, 4.714166019494196927e+01, 5.060368545366659226e+01, + 5.436720746019445252e+01, 5.846211877912138439e+01, 6.292162054058128784e+01, 6.778262518512416663e+01, + 7.308621254265223015e+01, 7.887814686488147292e+01, 8.520946359734658334e+01, 9.213713603387774717e+01, + 9.972483357670754649e+01, 1.080437851679046426e+02, 1.171737636088621692e+02, 1.272042089988687372e+02, + 1.382355124664102373e+02, 1.503804848151483311e+02, 1.637660387526102742e+02, 1.785351181233383403e+02, + 1.948489131607280604e+02, 2.128894073598352670e+02, 2.328623093447990790e+02, 2.550004322843281994e+02, + 2.795675942672445782e+02, 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3.454156966079496755e+124, 2.968316601530352737e+126, 2.735456242372183592e+128, 2.706317176690077847e+130, + 2.877679916342060385e+132, 3.292412878268106390e+134, 4.057840961953725969e+136, 5.393783049105737324e+138, + 7.741523901672235406e+140, 1.201209962310668456e+143, 2.017456079556807301e+145, 3.672176623483062526e+147, + 7.253163798058577630e+149, 1.556591535302570570e+152, 3.634399832790394885e+154, }; + +__constant__ double* m_weights_double[8] = { + m_weights_double_1, + m_weights_double_2, + m_weights_double_3, + m_weights_double_4, + m_weights_double_5, + m_weights_double_6, + m_weights_double_7, + m_weights_double_8 +}; +__constant__ boost::math::size_t float_coefficients_size[8] = {4, 4, 8, 16, 32, 65, 129, 259}; + +__constant__ boost::math::size_t double_coefficients_size[8] = {6, 6, 12, 24, 49, 98, 196, 391}; + +template +struct coefficients_selector; + +template<> +struct coefficients_selector +{ + __device__ static const auto abscissas() { return m_abscissas_float; } + __device__ static const auto weights() { return m_weights_float; } + __device__ static const auto size() { return float_coefficients_size; } +}; + +template<> +struct coefficients_selector +{ + __device__ static const auto abscissas() { return m_abscissas_double; } + __device__ static const auto weights() { return m_weights_double; } + __device__ static const auto size() { return double_coefficients_size; } +}; + +template > +__device__ auto sinh_sinh_integrate_impl(const F& f, Real tolerance, Real* error, Real* L1, boost::math::size_t* levels) +{ + BOOST_MATH_STD_USING + using boost::math::constants::half; + using boost::math::constants::half_pi; + using boost::math::size_t; + + constexpr auto function = "boost::math::quadrature::sinh_sinh<%1%>::integrate"; + + using K = decltype(f(static_cast(0))); + static_assert(!boost::math::is_integral::value, + "The return type cannot be integral, it must be either a real or complex floating point type."); + + K y_max = f(boost::math::tools::max_value()); + + if(abs(y_max) > boost::math::tools::epsilon()) + { + return static_cast(policies::raise_domain_error(function, + "The function you are trying to integrate does not go to zero at infinity, and instead evaluates to %1%", y_max, Policy())); + } + + K y_min = f(-boost::math::tools::max_value()); + + if(abs(y_min) > boost::math::tools::epsilon()) + { + return static_cast(policies::raise_domain_error(function, + "The function you are trying to integrate does not go to zero at -infinity, and instead evaluates to %1%", y_max, Policy())); + } + + // Get the party started with two estimates of the integral: + const auto m_abscissas = coefficients_selector::abscissas(); + const auto m_weights = coefficients_selector::weights(); + const auto m_size = coefficients_selector::size(); + + K I0 = f(0)*half_pi(); + Real L1_I0 = abs(I0); + for(size_t i = 0; i < m_size[0]; ++i) + { + Real x = m_abscissas[0][i]; + K yp = f(x); + K ym = f(-x); + I0 += (yp + ym)*m_weights[0][i]; + L1_I0 += (abs(yp)+abs(ym))*m_weights[0][i]; + } + + K I1 = I0; + Real L1_I1 = L1_I0; + for (size_t i = 0; i < m_size[1]; ++i) + { + Real x= m_abscissas[1][i]; + K yp = f(x); + K ym = f(-x); + I1 += (yp + ym)*m_weights[1][i]; + L1_I1 += (abs(yp) + abs(ym))*m_weights[1][i]; + } + + I1 *= half(); + L1_I1 *= half(); + Real err = abs(I0 - I1); + + size_t i = 2; + for(; i <= 8U; ++i) + { + I0 = I1; + L1_I0 = L1_I1; + + I1 = half()*I0; + L1_I1 = half()*L1_I0; + Real h = static_cast(1) / static_cast(1 << i); + K sum = 0; + Real absum = 0; + + Real abterm1 = 1; + Real eps = boost::math::tools::epsilon()*L1_I1; + + auto abscissa_row = m_abscissas[i]; + auto weight_row = m_weights[i]; + + for(size_t j = 0; j < m_size[i]; ++j) + { + Real x = abscissa_row[j]; + K yp = f(x); + K ym = f(-x); + sum += (yp + ym)*weight_row[j]; + Real abterm0 = (abs(yp) + abs(ym))*weight_row[j]; + absum += abterm0; + + // We require two consecutive terms to be < eps in case we hit a zero of f. + if (x > static_cast(100) && abterm0 < eps && abterm1 < eps) + { + break; + } + abterm1 = abterm0; + } + + I1 += sum*h; + L1_I1 += absum*h; + err = abs(I0 - I1); + + if (!(boost::math::isfinite)(L1_I1)) + { + constexpr auto err_msg = "The sinh_sinh quadrature evaluated your function at a singular point, leading to the value %1%.\n" + "sinh_sinh quadrature cannot handle singularities in the domain.\n" + "If you are sure your function has no singularities, please submit a bug against boost.math\n"; + return static_cast(policies::raise_evaluation_error(function, err_msg, I1, Policy())); + } + if (err <= tolerance*L1_I1) + { + break; + } + } + + if (error) + { + *error = err; + } + + if (L1) + { + *L1 = L1_I1; + } + + if (levels) + { + *levels = i; + } + + return I1; +} + +} // Namespace detail +} // Namespace quadrature +} // Namespace math +} // Namespace boost + +#endif // BOOST_MATH_ENABLE_CUDA + +#endif // BOOST_MATH_QUADRATURE_DETAIL_SINH_SINH_DETAIL_HPP diff --git a/include/boost/math/quadrature/exp_sinh.hpp b/include/boost/math/quadrature/exp_sinh.hpp index f28493737e..d3148e0c0a 100644 --- a/include/boost/math/quadrature/exp_sinh.hpp +++ b/include/boost/math/quadrature/exp_sinh.hpp @@ -15,11 +15,15 @@ #ifndef BOOST_MATH_QUADRATURE_EXP_SINH_HPP #define BOOST_MATH_QUADRATURE_EXP_SINH_HPP +#include +#include + +#ifndef BOOST_MATH_HAS_NVRTC + #include #include #include #include -#include namespace boost{ namespace math{ namespace quadrature { @@ -98,4 +102,79 @@ auto exp_sinh::integrate(const F& f, Real tolerance, Real* error, }}} -#endif + +#endif // BOOST_MATH_HAS_NVRTC + +#ifdef BOOST_MATH_ENABLE_CUDA + +#include +#include +#include +#include +#include + +namespace boost { +namespace math { +namespace quadrature { + +template > +__device__ auto exp_sinh_integrate(const F& f, Real a, Real b, Real tolerance, Real* error, Real* L1, boost::math::size_t* levels) +{ + BOOST_MATH_STD_USING + + using K = decltype(f(a)); + static_assert(!boost::math::is_integral::value, + "The return type cannot be integral, it must be either a real or complex floating point type."); + + constexpr auto function = "boost::math::quadrature::exp_sinh<%1%>::integrate"; + + // Neither limit may be a NaN: + if((boost::math::isnan)(a) || (boost::math::isnan)(b)) + { + return static_cast(policies::raise_domain_error(function, "NaN supplied as one limit of integration - sorry I don't know what to do", a, Policy())); + } + // Right limit is infinite: + if ((boost::math::isfinite)(a) && (b >= boost::math::tools::max_value())) + { + // If a = 0, don't use an additional level of indirection: + if (a == static_cast(0)) + { + return detail::exp_sinh_integrate_impl(f, tolerance, error, L1, levels); + } + const auto u = [&](Real t)->K { return f(t + a); }; + return detail::exp_sinh_integrate_impl(u, tolerance, error, L1, levels); + } + + if ((boost::math::isfinite)(b) && a <= -boost::math::tools::max_value()) + { + const auto u = [&](Real t)->K { return f(b-t);}; + return detail::exp_sinh_integrate_impl(u, tolerance, error, L1, levels); + } + + // Infinite limits: + if ((a <= -boost::math::tools::max_value()) && (b >= boost::math::tools::max_value())) + { + return static_cast(policies::raise_domain_error(function, "Use sinh_sinh quadrature for integration over the whole real line; exp_sinh is for half infinite integrals.", a, Policy())); + } + // If we get to here then both ends must necessarily be finite: + return static_cast(policies::raise_domain_error(function, "Use tanh_sinh quadrature for integration over finite domains; exp_sinh is for half infinite integrals.", a, Policy())); +} + +template > +__device__ auto exp_sinh_integrate(const F& f, Real tolerance, Real* error, Real* L1, boost::math::size_t* levels) +{ + BOOST_MATH_STD_USING + constexpr auto function = "boost::math::quadrature::exp_sinh<%1%>::integrate"; + if (abs(tolerance) > 1) { + return policies::raise_domain_error(function, "The tolerance provided (%1%) is unusually large; did you confuse it with a domain bound?", tolerance, Policy()); + } + return detail::exp_sinh_integrate_impl(f, tolerance, error, L1, levels); +} + +} // namespace quadrature +} // namespace math +} // namespace boost + +#endif // BOOST_MATH_ENABLE_CUDA + +#endif // BOOST_MATH_QUADRATURE_EXP_SINH_HPP diff --git a/include/boost/math/quadrature/sinh_sinh.hpp b/include/boost/math/quadrature/sinh_sinh.hpp index ed958eb8d2..7aabcb4376 100644 --- a/include/boost/math/quadrature/sinh_sinh.hpp +++ b/include/boost/math/quadrature/sinh_sinh.hpp @@ -1,4 +1,5 @@ // Copyright Nick Thompson, 2017 +// Copyright Matt Borland, 2024 // Use, modification and distribution are subject to the // Boost Software License, Version 1.0. // (See accompanying file LICENSE_1_0.txt @@ -15,10 +16,17 @@ #ifndef BOOST_MATH_QUADRATURE_SINH_SINH_HPP #define BOOST_MATH_QUADRATURE_SINH_SINH_HPP +#include +#include +#include +#include +#include + +#ifndef BOOST_MATH_HAS_NVRTC + #include #include #include -#include namespace boost{ namespace math{ namespace quadrature { @@ -40,4 +48,25 @@ class sinh_sinh }; }}} -#endif + +#endif // BOOST_MATH_HAS_NVRTC + +#ifdef BOOST_MATH_ENABLE_CUDA + +namespace boost { +namespace math { +namespace quadrature { + +template > +__device__ auto sinh_sinh_integrate(const F& f, Real tol = boost::math::tools::root_epsilon(), Real* error = nullptr, Real* L1 = nullptr, boost::math::size_t* levels = nullptr) +{ + return detail::sinh_sinh_integrate_impl(f, tol, error, L1, levels); +} + +} // namespace quadrature +} // namespace math +} // namespace boost + +#endif // BOOST_MATH_ENABLE_CUDA + +#endif // BOOST_MATH_QUADRATURE_SINH_SINH_HPP diff --git a/test/cuda_jamfile b/test/cuda_jamfile index 2eb7810081..b3e1992c63 100644 --- a/test/cuda_jamfile +++ b/test/cuda_jamfile @@ -9,6 +9,12 @@ project : requirements [ requires cxx14_decltype_auto cxx14_generic_lambdas cxx14_return_type_deduction cxx14_variable_templates cxx14_constexpr ] ; +# Quad +run test_exp_sinh_quad_float.cu ; +run test_exp_sinh_quad_double.cu ; +run test_sinh_sinh_quad_float.cu ; +run test_sinh_sinh_quad_double.cu ; + # Distributions run test_arcsine_cdf_double.cu ; run test_arcsine_cdf_float.cu ; diff --git a/test/nvrtc_jamfile b/test/nvrtc_jamfile index 0786564d7c..46dd0e257f 100644 --- a/test/nvrtc_jamfile +++ b/test/nvrtc_jamfile @@ -9,6 +9,12 @@ project : requirements [ requires cxx14_decltype_auto cxx14_generic_lambdas cxx14_return_type_deduction cxx14_variable_templates cxx14_constexpr ] ; +# Quad +run test_exp_sinh_quad_nvrtc_float.cpp ; +run test_exp_sinh_quad_nvrtc_double.cpp ; +run test_sinh_sinh_quad_nvrtc_float.cpp ; +run test_sinh_sinh_quad_nvrtc_double.cpp ; + # Distributions run test_arcsine_cdf_nvrtc_double.cpp ; run test_arcsine_cdf_nvrtc_float.cpp ; diff --git a/test/test_exp_sinh_quad_double.cu b/test/test_exp_sinh_quad_double.cu new file mode 100644 index 0000000000..59f6d8a12f --- /dev/null +++ b/test/test_exp_sinh_quad_double.cu @@ -0,0 +1,133 @@ + +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#include +#include +#include +#include +#include +#include +#include "cuda_managed_ptr.hpp" +#include "stopwatch.hpp" + +// For the CUDA runtime routines (prefixed with "cuda_") +#include + +typedef double float_type; + +__host__ __device__ float_type func(float_type x) +{ + BOOST_MATH_STD_USING + return 1/(1+x*x); +} + +/** + * CUDA Kernel Device code + * + */ +__global__ void cuda_test(float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::exp_sinh_integrate(func, tol, &error, &L1, &levels); + } +} + +/** + * Host main routine + */ +int main(void) +{ + // Error code to check return values for CUDA calls + cudaError_t err = cudaSuccess; + + // Print the vector length to be used, and compute its size + int numElements = 50000; + std::cout << "[Vector operation on " << numElements << " elements]" << std::endl; + + // Allocate the managed input vector A + cuda_managed_ptr input_vector(numElements); + + // Allocate the managed output vector C + cuda_managed_ptr output_vector(numElements); + + // Initialize the input vectors + for (int i = 0; i < numElements; ++i) + { + input_vector[i] = M_PI * (static_cast(i) / numElements); + } + + // Launch the Vector Add CUDA Kernel + int threadsPerBlock = 512; + int blocksPerGrid = (numElements + threadsPerBlock - 1) / threadsPerBlock; + std::cout << "CUDA kernel launch with " << blocksPerGrid << " blocks of " << threadsPerBlock << " threads" << std::endl; + + watch w; + + cuda_test<<>>(output_vector.get(), numElements); + cudaDeviceSynchronize(); + + std::cout << "CUDA kernal done in: " << w.elapsed() << "s" << std::endl; + + err = cudaGetLastError(); + + if (err != cudaSuccess) + { + std::cerr << "Failed to launch vectorAdd kernel (error code " << cudaGetErrorString(err) << ")!" << std::endl; + return EXIT_FAILURE; + } + + // Verify that the result vector is correct + std::vector results; + results.reserve(numElements); + w.reset(); + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::exp_sinh integrator; + for(int i = 0; i < numElements; ++i) + { + results.push_back(integrator.integrate(func, tol, &error, &L1)); + } + double t = w.elapsed(); + // check the results + int failed_count = 0; + for(int i = 0; i < numElements; ++i) + { + const auto eps = boost::math::epsilon_difference(output_vector[i], results[i]); + if (eps > 10) + { + std::cerr << std::setprecision(std::numeric_limits::digits10) + << "Result verification failed at element " << i << "!\n" + << "Device: " << output_vector[i] + << "\n Host: " << results[i] + << "\n Eps: " << eps << "\n"; + failed_count++; + } + if (failed_count > 100) + { + break; + } + } + + if (failed_count != 0) + { + std::cout << "Test FAILED" << std::endl; + return EXIT_FAILURE; + } + + std::cout << "Test PASSED, normal calculation time: " << t << "s" << std::endl; + std::cout << "Done\n"; + + return 0; +} diff --git a/test/test_exp_sinh_quad_float.cu b/test/test_exp_sinh_quad_float.cu new file mode 100644 index 0000000000..1472dbcde8 --- /dev/null +++ b/test/test_exp_sinh_quad_float.cu @@ -0,0 +1,133 @@ + +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#include +#include +#include +#include +#include +#include +#include "cuda_managed_ptr.hpp" +#include "stopwatch.hpp" + +// For the CUDA runtime routines (prefixed with "cuda_") +#include + +typedef float float_type; + +__host__ __device__ float_type func(float_type x) +{ + BOOST_MATH_STD_USING + return 1/(1+x*x); +} + +/** + * CUDA Kernel Device code + * + */ +__global__ void cuda_test(float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::exp_sinh_integrate(func, tol, &error, &L1, &levels); + } +} + +/** + * Host main routine + */ +int main(void) +{ + // Error code to check return values for CUDA calls + cudaError_t err = cudaSuccess; + + // Print the vector length to be used, and compute its size + int numElements = 50000; + std::cout << "[Vector operation on " << numElements << " elements]" << std::endl; + + // Allocate the managed input vector A + cuda_managed_ptr input_vector(numElements); + + // Allocate the managed output vector C + cuda_managed_ptr output_vector(numElements); + + // Initialize the input vectors + for (int i = 0; i < numElements; ++i) + { + input_vector[i] = M_PI * (static_cast(i) / numElements); + } + + // Launch the Vector Add CUDA Kernel + int threadsPerBlock = 512; + int blocksPerGrid = (numElements + threadsPerBlock - 1) / threadsPerBlock; + std::cout << "CUDA kernel launch with " << blocksPerGrid << " blocks of " << threadsPerBlock << " threads" << std::endl; + + watch w; + + cuda_test<<>>(output_vector.get(), numElements); + cudaDeviceSynchronize(); + + std::cout << "CUDA kernal done in: " << w.elapsed() << "s" << std::endl; + + err = cudaGetLastError(); + + if (err != cudaSuccess) + { + std::cerr << "Failed to launch vectorAdd kernel (error code " << cudaGetErrorString(err) << ")!" << std::endl; + return EXIT_FAILURE; + } + + // Verify that the result vector is correct + std::vector results; + results.reserve(numElements); + w.reset(); + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::exp_sinh integrator; + for(int i = 0; i < numElements; ++i) + { + results.push_back(integrator.integrate(func, tol, &error, &L1)); + } + double t = w.elapsed(); + // check the results + int failed_count = 0; + for(int i = 0; i < numElements; ++i) + { + const auto eps = boost::math::epsilon_difference(output_vector[i], results[i]); + if (eps > 10) + { + std::cerr << std::setprecision(std::numeric_limits::digits10) + << "Result verification failed at element " << i << "!\n" + << "Device: " << output_vector[i] + << "\n Host: " << results[i] + << "\n Eps: " << eps << "\n"; + failed_count++; + } + if (failed_count > 100) + { + break; + } + } + + if (failed_count != 0) + { + std::cout << "Test FAILED" << std::endl; + return EXIT_FAILURE; + } + + std::cout << "Test PASSED, normal calculation time: " << t << "s" << std::endl; + std::cout << "Done\n"; + + return 0; +} diff --git a/test/test_exp_sinh_quad_nvrtc_double.cpp b/test/test_exp_sinh_quad_nvrtc_double.cpp new file mode 100644 index 0000000000..bfd5080928 --- /dev/null +++ b/test/test_exp_sinh_quad_nvrtc_double.cpp @@ -0,0 +1,206 @@ +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#define BOOST_MATH_OVERFLOW_ERROR_POLICY ignore_error +#define BOOST_MATH_PROMOTE_DOUBLE_POLICY false + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +typedef double float_type; + +const char* cuda_kernel = R"( +typedef double float_type; +#include + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +extern "C" __global__ +void test_expm1_kernel(const float_type*, const float_type*, float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::exp_sinh_integrate(func, tol, &error, &L1, &levels); + } +} +)"; + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +void checkCUDAError(cudaError_t result, const char* msg) +{ + if (result != cudaSuccess) + { + std::cerr << msg << ": " << cudaGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkCUError(CUresult result, const char* msg) +{ + if (result != CUDA_SUCCESS) + { + const char* errorStr; + cuGetErrorString(result, &errorStr); + std::cerr << msg << ": " << errorStr << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkNVRTCError(nvrtcResult result, const char* msg) +{ + if (result != NVRTC_SUCCESS) + { + std::cerr << msg << ": " << nvrtcGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +int main() +{ + try + { + // Initialize CUDA driver API + checkCUError(cuInit(0), "Failed to initialize CUDA"); + + // Create CUDA context + CUcontext context; + CUdevice device; + checkCUError(cuDeviceGet(&device, 0), "Failed to get CUDA device"); + checkCUError(cuCtxCreate(&context, 0, device), "Failed to create CUDA context"); + + nvrtcProgram prog; + nvrtcResult res; + + res = nvrtcCreateProgram(&prog, cuda_kernel, "test_expm1_kernel.cu", 0, nullptr, nullptr); + checkNVRTCError(res, "Failed to create NVRTC program"); + + nvrtcAddNameExpression(prog, "test_expm1_kernel"); + + #ifdef BOOST_MATH_NVRTC_CI_RUN + const char* opts[] = {"--std=c++14", "--gpu-architecture=compute_75", "--include-path=/home/runner/work/cuda-math/boost-root/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #else + const char* opts[] = {"--std=c++14", "--include-path=/home/mborland/Documents/boost/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #endif + + // Compile the program + res = nvrtcCompileProgram(prog, sizeof(opts) / sizeof(const char*), opts); + if (res != NVRTC_SUCCESS) + { + size_t log_size; + nvrtcGetProgramLogSize(prog, &log_size); + char* log = new char[log_size]; + nvrtcGetProgramLog(prog, log); + std::cerr << "Compilation failed:\n" << log << std::endl; + delete[] log; + exit(EXIT_FAILURE); + } + + // Get PTX from the program + size_t ptx_size; + nvrtcGetPTXSize(prog, &ptx_size); + char* ptx = new char[ptx_size]; + nvrtcGetPTX(prog, ptx); + + // Load PTX into CUDA module + CUmodule module; + CUfunction kernel; + checkCUError(cuModuleLoadDataEx(&module, ptx, 0, 0, 0), "Failed to load module"); + checkCUError(cuModuleGetFunction(&kernel, module, "test_expm1_kernel"), "Failed to get kernel function"); + + int numElements = 50000; + float_type *h_in1, *h_in2, *h_out; + float_type *d_in1, *d_in2, *d_out; + + // Allocate memory on the host + h_in1 = new float_type[numElements]; + h_in2 = new float_type[numElements]; + h_out = new float_type[numElements]; + + // Initialize input arrays + std::mt19937_64 rng(42); + std::uniform_real_distribution dist(0.0f, 1.0f); + for (int i = 0; i < numElements; ++i) + { + h_in1[i] = static_cast(dist(rng)); + h_in2[i] = static_cast(dist(rng)); + } + + checkCUDAError(cudaMalloc(&d_in1, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in1"); + checkCUDAError(cudaMalloc(&d_in2, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in2"); + checkCUDAError(cudaMalloc(&d_out, numElements * sizeof(float_type)), "Failed to allocate device memory for d_out"); + + checkCUDAError(cudaMemcpy(d_in1, h_in1, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in1"); + checkCUDAError(cudaMemcpy(d_in2, h_in2, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in2"); + + int blockSize = 256; + int numBlocks = (numElements + blockSize - 1) / blockSize; + void* args[] = { &d_in1, &d_in2, &d_out, &numElements }; + checkCUError(cuLaunchKernel(kernel, numBlocks, 1, 1, blockSize, 1, 1, 0, 0, args, 0), "Kernel launch failed"); + + checkCUDAError(cudaMemcpy(h_out, d_out, numElements * sizeof(float_type), cudaMemcpyDeviceToHost), "Failed to copy data back to host for h_out"); + + // Verify Result + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::exp_sinh integrator; + for (int i = 0; i < numElements; ++i) + { + auto res = integrator.integrate(func, tol, &error, &L1); + if (std::isfinite(res)) + { + if (boost::math::epsilon_difference(res, h_out[i]) > 300) + { + std::cout << "error at line: " << i + << "\nParallel: " << h_out[i] + << "\n Serial: " << res + << "\n Dist: " << boost::math::epsilon_difference(res, h_out[i]) << std::endl; + } + } + } + + cudaFree(d_in1); + cudaFree(d_in2); + cudaFree(d_out); + delete[] h_in1; + delete[] h_in2; + delete[] h_out; + + nvrtcDestroyProgram(&prog); + delete[] ptx; + + cuCtxDestroy(context); + + std::cout << "Kernel executed successfully." << std::endl; + return 0; + } + catch(const std::exception& e) + { + std::cerr << "Stopped with exception: " << e.what() << std::endl; + return EXIT_FAILURE; + } +} diff --git a/test/test_exp_sinh_quad_nvrtc_float.cpp b/test/test_exp_sinh_quad_nvrtc_float.cpp new file mode 100644 index 0000000000..b472e5597c --- /dev/null +++ b/test/test_exp_sinh_quad_nvrtc_float.cpp @@ -0,0 +1,206 @@ +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#define BOOST_MATH_OVERFLOW_ERROR_POLICY ignore_error +#define BOOST_MATH_PROMOTE_DOUBLE_POLICY false + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +typedef float float_type; + +const char* cuda_kernel = R"( +typedef float float_type; +#include + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +extern "C" __global__ +void test_expm1_kernel(const float_type*, const float_type*, float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::exp_sinh_integrate(func, tol, &error, &L1, &levels); + } +} +)"; + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +void checkCUDAError(cudaError_t result, const char* msg) +{ + if (result != cudaSuccess) + { + std::cerr << msg << ": " << cudaGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkCUError(CUresult result, const char* msg) +{ + if (result != CUDA_SUCCESS) + { + const char* errorStr; + cuGetErrorString(result, &errorStr); + std::cerr << msg << ": " << errorStr << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkNVRTCError(nvrtcResult result, const char* msg) +{ + if (result != NVRTC_SUCCESS) + { + std::cerr << msg << ": " << nvrtcGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +int main() +{ + try + { + // Initialize CUDA driver API + checkCUError(cuInit(0), "Failed to initialize CUDA"); + + // Create CUDA context + CUcontext context; + CUdevice device; + checkCUError(cuDeviceGet(&device, 0), "Failed to get CUDA device"); + checkCUError(cuCtxCreate(&context, 0, device), "Failed to create CUDA context"); + + nvrtcProgram prog; + nvrtcResult res; + + res = nvrtcCreateProgram(&prog, cuda_kernel, "test_expm1_kernel.cu", 0, nullptr, nullptr); + checkNVRTCError(res, "Failed to create NVRTC program"); + + nvrtcAddNameExpression(prog, "test_expm1_kernel"); + + #ifdef BOOST_MATH_NVRTC_CI_RUN + const char* opts[] = {"--std=c++14", "--gpu-architecture=compute_75", "--include-path=/home/runner/work/cuda-math/boost-root/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #else + const char* opts[] = {"--std=c++14", "--include-path=/home/mborland/Documents/boost/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #endif + + // Compile the program + res = nvrtcCompileProgram(prog, sizeof(opts) / sizeof(const char*), opts); + if (res != NVRTC_SUCCESS) + { + size_t log_size; + nvrtcGetProgramLogSize(prog, &log_size); + char* log = new char[log_size]; + nvrtcGetProgramLog(prog, log); + std::cerr << "Compilation failed:\n" << log << std::endl; + delete[] log; + exit(EXIT_FAILURE); + } + + // Get PTX from the program + size_t ptx_size; + nvrtcGetPTXSize(prog, &ptx_size); + char* ptx = new char[ptx_size]; + nvrtcGetPTX(prog, ptx); + + // Load PTX into CUDA module + CUmodule module; + CUfunction kernel; + checkCUError(cuModuleLoadDataEx(&module, ptx, 0, 0, 0), "Failed to load module"); + checkCUError(cuModuleGetFunction(&kernel, module, "test_expm1_kernel"), "Failed to get kernel function"); + + int numElements = 50000; + float_type *h_in1, *h_in2, *h_out; + float_type *d_in1, *d_in2, *d_out; + + // Allocate memory on the host + h_in1 = new float_type[numElements]; + h_in2 = new float_type[numElements]; + h_out = new float_type[numElements]; + + // Initialize input arrays + std::mt19937_64 rng(42); + std::uniform_real_distribution dist(0.0f, 1.0f); + for (int i = 0; i < numElements; ++i) + { + h_in1[i] = static_cast(dist(rng)); + h_in2[i] = static_cast(dist(rng)); + } + + checkCUDAError(cudaMalloc(&d_in1, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in1"); + checkCUDAError(cudaMalloc(&d_in2, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in2"); + checkCUDAError(cudaMalloc(&d_out, numElements * sizeof(float_type)), "Failed to allocate device memory for d_out"); + + checkCUDAError(cudaMemcpy(d_in1, h_in1, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in1"); + checkCUDAError(cudaMemcpy(d_in2, h_in2, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in2"); + + int blockSize = 256; + int numBlocks = (numElements + blockSize - 1) / blockSize; + void* args[] = { &d_in1, &d_in2, &d_out, &numElements }; + checkCUError(cuLaunchKernel(kernel, numBlocks, 1, 1, blockSize, 1, 1, 0, 0, args, 0), "Kernel launch failed"); + + checkCUDAError(cudaMemcpy(h_out, d_out, numElements * sizeof(float_type), cudaMemcpyDeviceToHost), "Failed to copy data back to host for h_out"); + + // Verify Result + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::exp_sinh integrator; + for (int i = 0; i < numElements; ++i) + { + auto res = integrator.integrate(func, tol, &error, &L1); + if (std::isfinite(res)) + { + if (boost::math::epsilon_difference(res, h_out[i]) > 300) + { + std::cout << "error at line: " << i + << "\nParallel: " << h_out[i] + << "\n Serial: " << res + << "\n Dist: " << boost::math::epsilon_difference(res, h_out[i]) << std::endl; + } + } + } + + cudaFree(d_in1); + cudaFree(d_in2); + cudaFree(d_out); + delete[] h_in1; + delete[] h_in2; + delete[] h_out; + + nvrtcDestroyProgram(&prog); + delete[] ptx; + + cuCtxDestroy(context); + + std::cout << "Kernel executed successfully." << std::endl; + return 0; + } + catch(const std::exception& e) + { + std::cerr << "Stopped with exception: " << e.what() << std::endl; + return EXIT_FAILURE; + } +} diff --git a/test/test_sinh_sinh_quad_double.cu b/test/test_sinh_sinh_quad_double.cu new file mode 100644 index 0000000000..bf7490fa4b --- /dev/null +++ b/test/test_sinh_sinh_quad_double.cu @@ -0,0 +1,133 @@ + +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#include +#include +#include +#include +#include +#include +#include "cuda_managed_ptr.hpp" +#include "stopwatch.hpp" + +// For the CUDA runtime routines (prefixed with "cuda_") +#include + +typedef double float_type; + +__host__ __device__ float_type func(float_type x) +{ + BOOST_MATH_STD_USING + return 1/(1+x*x); +} + +/** + * CUDA Kernel Device code + * + */ +__global__ void cuda_test(float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::sinh_sinh_integrate(func, tol, &error, &L1, &levels); + } +} + +/** + * Host main routine + */ +int main(void) +{ + // Error code to check return values for CUDA calls + cudaError_t err = cudaSuccess; + + // Print the vector length to be used, and compute its size + int numElements = 50000; + std::cout << "[Vector operation on " << numElements << " elements]" << std::endl; + + // Allocate the managed input vector A + cuda_managed_ptr input_vector(numElements); + + // Allocate the managed output vector C + cuda_managed_ptr output_vector(numElements); + + // Initialize the input vectors + for (int i = 0; i < numElements; ++i) + { + input_vector[i] = M_PI * (static_cast(i) / numElements); + } + + // Launch the Vector Add CUDA Kernel + int threadsPerBlock = 512; + int blocksPerGrid = (numElements + threadsPerBlock - 1) / threadsPerBlock; + std::cout << "CUDA kernel launch with " << blocksPerGrid << " blocks of " << threadsPerBlock << " threads" << std::endl; + + watch w; + + cuda_test<<>>(output_vector.get(), numElements); + cudaDeviceSynchronize(); + + std::cout << "CUDA kernal done in: " << w.elapsed() << "s" << std::endl; + + err = cudaGetLastError(); + + if (err != cudaSuccess) + { + std::cerr << "Failed to launch vectorAdd kernel (error code " << cudaGetErrorString(err) << ")!" << std::endl; + return EXIT_FAILURE; + } + + // Verify that the result vector is correct + std::vector results; + results.reserve(numElements); + w.reset(); + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::sinh_sinh integrator; + for(int i = 0; i < numElements; ++i) + { + results.push_back(integrator.integrate(func, tol, &error, &L1)); + } + double t = w.elapsed(); + // check the results + int failed_count = 0; + for(int i = 0; i < numElements; ++i) + { + const auto eps = boost::math::epsilon_difference(output_vector[i], results[i]); + if (eps > 10) + { + std::cerr << std::setprecision(std::numeric_limits::digits10) + << "Result verification failed at element " << i << "!\n" + << "Device: " << output_vector[i] + << "\n Host: " << results[i] + << "\n Eps: " << eps << "\n"; + failed_count++; + } + if (failed_count > 100) + { + break; + } + } + + if (failed_count != 0) + { + std::cout << "Test FAILED" << std::endl; + return EXIT_FAILURE; + } + + std::cout << "Test PASSED, normal calculation time: " << t << "s" << std::endl; + std::cout << "Done\n"; + + return 0; +} diff --git a/test/test_sinh_sinh_quad_float.cu b/test/test_sinh_sinh_quad_float.cu new file mode 100644 index 0000000000..b84e316af9 --- /dev/null +++ b/test/test_sinh_sinh_quad_float.cu @@ -0,0 +1,133 @@ + +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#include +#include +#include +#include +#include +#include +#include "cuda_managed_ptr.hpp" +#include "stopwatch.hpp" + +// For the CUDA runtime routines (prefixed with "cuda_") +#include + +typedef float float_type; + +__host__ __device__ float_type func(float_type x) +{ + BOOST_MATH_STD_USING + return 1/(1+x*x); +} + +/** + * CUDA Kernel Device code + * + */ +__global__ void cuda_test(float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::sinh_sinh_integrate(func, tol, &error, &L1, &levels); + } +} + +/** + * Host main routine + */ +int main(void) +{ + // Error code to check return values for CUDA calls + cudaError_t err = cudaSuccess; + + // Print the vector length to be used, and compute its size + int numElements = 50000; + std::cout << "[Vector operation on " << numElements << " elements]" << std::endl; + + // Allocate the managed input vector A + cuda_managed_ptr input_vector(numElements); + + // Allocate the managed output vector C + cuda_managed_ptr output_vector(numElements); + + // Initialize the input vectors + for (int i = 0; i < numElements; ++i) + { + input_vector[i] = M_PI * (static_cast(i) / numElements); + } + + // Launch the Vector Add CUDA Kernel + int threadsPerBlock = 512; + int blocksPerGrid = (numElements + threadsPerBlock - 1) / threadsPerBlock; + std::cout << "CUDA kernel launch with " << blocksPerGrid << " blocks of " << threadsPerBlock << " threads" << std::endl; + + watch w; + + cuda_test<<>>(output_vector.get(), numElements); + cudaDeviceSynchronize(); + + std::cout << "CUDA kernal done in: " << w.elapsed() << "s" << std::endl; + + err = cudaGetLastError(); + + if (err != cudaSuccess) + { + std::cerr << "Failed to launch vectorAdd kernel (error code " << cudaGetErrorString(err) << ")!" << std::endl; + return EXIT_FAILURE; + } + + // Verify that the result vector is correct + std::vector results; + results.reserve(numElements); + w.reset(); + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::sinh_sinh integrator; + for(int i = 0; i < numElements; ++i) + { + results.push_back(integrator.integrate(func, tol, &error, &L1)); + } + double t = w.elapsed(); + // check the results + int failed_count = 0; + for(int i = 0; i < numElements; ++i) + { + const auto eps = boost::math::epsilon_difference(output_vector[i], results[i]); + if (eps > 10) + { + std::cerr << std::setprecision(std::numeric_limits::digits10) + << "Result verification failed at element " << i << "!\n" + << "Device: " << output_vector[i] + << "\n Host: " << results[i] + << "\n Eps: " << eps << "\n"; + failed_count++; + } + if (failed_count > 100) + { + break; + } + } + + if (failed_count != 0) + { + std::cout << "Test FAILED" << std::endl; + return EXIT_FAILURE; + } + + std::cout << "Test PASSED, normal calculation time: " << t << "s" << std::endl; + std::cout << "Done\n"; + + return 0; +} diff --git a/test/test_sinh_sinh_quad_nvrtc_double.cpp b/test/test_sinh_sinh_quad_nvrtc_double.cpp new file mode 100644 index 0000000000..5342e97785 --- /dev/null +++ b/test/test_sinh_sinh_quad_nvrtc_double.cpp @@ -0,0 +1,206 @@ +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#define BOOST_MATH_OVERFLOW_ERROR_POLICY ignore_error +#define BOOST_MATH_PROMOTE_DOUBLE_POLICY false + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +typedef double float_type; + +const char* cuda_kernel = R"( +typedef double float_type; +#include + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +extern "C" __global__ +void test_sinh_sinh_kernel(const float_type*, const float_type*, float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::sinh_sinh_integrate(func, tol, &error, &L1, &levels); + } +} +)"; + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +void checkCUDAError(cudaError_t result, const char* msg) +{ + if (result != cudaSuccess) + { + std::cerr << msg << ": " << cudaGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkCUError(CUresult result, const char* msg) +{ + if (result != CUDA_SUCCESS) + { + const char* errorStr; + cuGetErrorString(result, &errorStr); + std::cerr << msg << ": " << errorStr << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkNVRTCError(nvrtcResult result, const char* msg) +{ + if (result != NVRTC_SUCCESS) + { + std::cerr << msg << ": " << nvrtcGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +int main() +{ + try + { + // Initialize CUDA driver API + checkCUError(cuInit(0), "Failed to initialize CUDA"); + + // Create CUDA context + CUcontext context; + CUdevice device; + checkCUError(cuDeviceGet(&device, 0), "Failed to get CUDA device"); + checkCUError(cuCtxCreate(&context, 0, device), "Failed to create CUDA context"); + + nvrtcProgram prog; + nvrtcResult res; + + res = nvrtcCreateProgram(&prog, cuda_kernel, "test_sinh_sinh_kernel.cu", 0, nullptr, nullptr); + checkNVRTCError(res, "Failed to create NVRTC program"); + + nvrtcAddNameExpression(prog, "test_sinh_sinh_kernel"); + + #ifdef BOOST_MATH_NVRTC_CI_RUN + const char* opts[] = {"--std=c++14", "--gpu-architecture=compute_75", "--include-path=/home/runner/work/cuda-math/boost-root/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #else + const char* opts[] = {"--std=c++14", "--include-path=/home/mborland/Documents/boost/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #endif + + // Compile the program + res = nvrtcCompileProgram(prog, sizeof(opts) / sizeof(const char*), opts); + if (res != NVRTC_SUCCESS) + { + size_t log_size; + nvrtcGetProgramLogSize(prog, &log_size); + char* log = new char[log_size]; + nvrtcGetProgramLog(prog, log); + std::cerr << "Compilation failed:\n" << log << std::endl; + delete[] log; + exit(EXIT_FAILURE); + } + + // Get PTX from the program + size_t ptx_size; + nvrtcGetPTXSize(prog, &ptx_size); + char* ptx = new char[ptx_size]; + nvrtcGetPTX(prog, ptx); + + // Load PTX into CUDA module + CUmodule module; + CUfunction kernel; + checkCUError(cuModuleLoadDataEx(&module, ptx, 0, 0, 0), "Failed to load module"); + checkCUError(cuModuleGetFunction(&kernel, module, "test_sinh_sinh_kernel"), "Failed to get kernel function"); + + int numElements = 50000; + float_type *h_in1, *h_in2, *h_out; + float_type *d_in1, *d_in2, *d_out; + + // Allocate memory on the host + h_in1 = new float_type[numElements]; + h_in2 = new float_type[numElements]; + h_out = new float_type[numElements]; + + // Initialize input arrays + std::mt19937_64 rng(42); + std::uniform_real_distribution dist(0.0f, 1.0f); + for (int i = 0; i < numElements; ++i) + { + h_in1[i] = static_cast(dist(rng)); + h_in2[i] = static_cast(dist(rng)); + } + + checkCUDAError(cudaMalloc(&d_in1, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in1"); + checkCUDAError(cudaMalloc(&d_in2, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in2"); + checkCUDAError(cudaMalloc(&d_out, numElements * sizeof(float_type)), "Failed to allocate device memory for d_out"); + + checkCUDAError(cudaMemcpy(d_in1, h_in1, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in1"); + checkCUDAError(cudaMemcpy(d_in2, h_in2, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in2"); + + int blockSize = 256; + int numBlocks = (numElements + blockSize - 1) / blockSize; + void* args[] = { &d_in1, &d_in2, &d_out, &numElements }; + checkCUError(cuLaunchKernel(kernel, numBlocks, 1, 1, blockSize, 1, 1, 0, 0, args, 0), "Kernel launch failed"); + + checkCUDAError(cudaMemcpy(h_out, d_out, numElements * sizeof(float_type), cudaMemcpyDeviceToHost), "Failed to copy data back to host for h_out"); + + // Verify Result + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::sinh_sinh integrator; + for (int i = 0; i < numElements; ++i) + { + auto res = integrator.integrate(func, tol, &error, &L1); + if (std::isfinite(res)) + { + if (boost::math::epsilon_difference(res, h_out[i]) > 300) + { + std::cout << "error at line: " << i + << "\nParallel: " << h_out[i] + << "\n Serial: " << res + << "\n Dist: " << boost::math::epsilon_difference(res, h_out[i]) << std::endl; + } + } + } + + cudaFree(d_in1); + cudaFree(d_in2); + cudaFree(d_out); + delete[] h_in1; + delete[] h_in2; + delete[] h_out; + + nvrtcDestroyProgram(&prog); + delete[] ptx; + + cuCtxDestroy(context); + + std::cout << "Kernel executed successfully." << std::endl; + return 0; + } + catch(const std::exception& e) + { + std::cerr << "Stopped with exception: " << e.what() << std::endl; + return EXIT_FAILURE; + } +} diff --git a/test/test_sinh_sinh_quad_nvrtc_float.cpp b/test/test_sinh_sinh_quad_nvrtc_float.cpp new file mode 100644 index 0000000000..37a8c12525 --- /dev/null +++ b/test/test_sinh_sinh_quad_nvrtc_float.cpp @@ -0,0 +1,206 @@ +// Copyright John Maddock 2016. +// Copyright Matt Borland 2024. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +#define BOOST_MATH_OVERFLOW_ERROR_POLICY ignore_error +#define BOOST_MATH_PROMOTE_DOUBLE_POLICY false + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +typedef float float_type; + +const char* cuda_kernel = R"( +typedef float float_type; +#include + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +extern "C" __global__ +void test_sinh_sinh_kernel(const float_type*, const float_type*, float_type *out, int numElements) +{ + int i = blockDim.x * blockIdx.x + threadIdx.x; + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::size_t levels; + + if (i < numElements) + { + out[i] = boost::math::quadrature::sinh_sinh_integrate(func, tol, &error, &L1, &levels); + } +} +)"; + +__host__ __device__ float_type func(float_type x) +{ + return 1/(1+x*x); +} + +void checkCUDAError(cudaError_t result, const char* msg) +{ + if (result != cudaSuccess) + { + std::cerr << msg << ": " << cudaGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkCUError(CUresult result, const char* msg) +{ + if (result != CUDA_SUCCESS) + { + const char* errorStr; + cuGetErrorString(result, &errorStr); + std::cerr << msg << ": " << errorStr << std::endl; + exit(EXIT_FAILURE); + } +} + +void checkNVRTCError(nvrtcResult result, const char* msg) +{ + if (result != NVRTC_SUCCESS) + { + std::cerr << msg << ": " << nvrtcGetErrorString(result) << std::endl; + exit(EXIT_FAILURE); + } +} + +int main() +{ + try + { + // Initialize CUDA driver API + checkCUError(cuInit(0), "Failed to initialize CUDA"); + + // Create CUDA context + CUcontext context; + CUdevice device; + checkCUError(cuDeviceGet(&device, 0), "Failed to get CUDA device"); + checkCUError(cuCtxCreate(&context, 0, device), "Failed to create CUDA context"); + + nvrtcProgram prog; + nvrtcResult res; + + res = nvrtcCreateProgram(&prog, cuda_kernel, "test_sinh_sinh_kernel.cu", 0, nullptr, nullptr); + checkNVRTCError(res, "Failed to create NVRTC program"); + + nvrtcAddNameExpression(prog, "test_sinh_sinh_kernel"); + + #ifdef BOOST_MATH_NVRTC_CI_RUN + const char* opts[] = {"--std=c++14", "--gpu-architecture=compute_75", "--include-path=/home/runner/work/cuda-math/boost-root/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #else + const char* opts[] = {"--std=c++14", "--include-path=/home/mborland/Documents/boost/libs/cuda-math/include/", "-I/usr/local/cuda/include"}; + #endif + + // Compile the program + res = nvrtcCompileProgram(prog, sizeof(opts) / sizeof(const char*), opts); + if (res != NVRTC_SUCCESS) + { + size_t log_size; + nvrtcGetProgramLogSize(prog, &log_size); + char* log = new char[log_size]; + nvrtcGetProgramLog(prog, log); + std::cerr << "Compilation failed:\n" << log << std::endl; + delete[] log; + exit(EXIT_FAILURE); + } + + // Get PTX from the program + size_t ptx_size; + nvrtcGetPTXSize(prog, &ptx_size); + char* ptx = new char[ptx_size]; + nvrtcGetPTX(prog, ptx); + + // Load PTX into CUDA module + CUmodule module; + CUfunction kernel; + checkCUError(cuModuleLoadDataEx(&module, ptx, 0, 0, 0), "Failed to load module"); + checkCUError(cuModuleGetFunction(&kernel, module, "test_sinh_sinh_kernel"), "Failed to get kernel function"); + + int numElements = 50000; + float_type *h_in1, *h_in2, *h_out; + float_type *d_in1, *d_in2, *d_out; + + // Allocate memory on the host + h_in1 = new float_type[numElements]; + h_in2 = new float_type[numElements]; + h_out = new float_type[numElements]; + + // Initialize input arrays + std::mt19937_64 rng(42); + std::uniform_real_distribution dist(0.0f, 1.0f); + for (int i = 0; i < numElements; ++i) + { + h_in1[i] = static_cast(dist(rng)); + h_in2[i] = static_cast(dist(rng)); + } + + checkCUDAError(cudaMalloc(&d_in1, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in1"); + checkCUDAError(cudaMalloc(&d_in2, numElements * sizeof(float_type)), "Failed to allocate device memory for d_in2"); + checkCUDAError(cudaMalloc(&d_out, numElements * sizeof(float_type)), "Failed to allocate device memory for d_out"); + + checkCUDAError(cudaMemcpy(d_in1, h_in1, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in1"); + checkCUDAError(cudaMemcpy(d_in2, h_in2, numElements * sizeof(float_type), cudaMemcpyHostToDevice), "Failed to copy data to device for d_in2"); + + int blockSize = 256; + int numBlocks = (numElements + blockSize - 1) / blockSize; + void* args[] = { &d_in1, &d_in2, &d_out, &numElements }; + checkCUError(cuLaunchKernel(kernel, numBlocks, 1, 1, blockSize, 1, 1, 0, 0, args, 0), "Kernel launch failed"); + + checkCUDAError(cudaMemcpy(h_out, d_out, numElements * sizeof(float_type), cudaMemcpyDeviceToHost), "Failed to copy data back to host for h_out"); + + // Verify Result + float_type tol = boost::math::tools::root_epsilon(); + float_type error; + float_type L1; + boost::math::quadrature::sinh_sinh integrator; + for (int i = 0; i < numElements; ++i) + { + auto res = integrator.integrate(func, tol, &error, &L1); + if (std::isfinite(res)) + { + if (boost::math::epsilon_difference(res, h_out[i]) > 300) + { + std::cout << "error at line: " << i + << "\nParallel: " << h_out[i] + << "\n Serial: " << res + << "\n Dist: " << boost::math::epsilon_difference(res, h_out[i]) << std::endl; + } + } + } + + cudaFree(d_in1); + cudaFree(d_in2); + cudaFree(d_out); + delete[] h_in1; + delete[] h_in2; + delete[] h_out; + + nvrtcDestroyProgram(&prog); + delete[] ptx; + + cuCtxDestroy(context); + + std::cout << "Kernel executed successfully." << std::endl; + return 0; + } + catch(const std::exception& e) + { + std::cerr << "Stopped with exception: " << e.what() << std::endl; + return EXIT_FAILURE; + } +}