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| // Copyright 2019-2020 CERN and copyright holders of ALICE O2. | ||
| // See https://alice-o2.web.cern.ch/copyright for details of the copyright holders. | ||
| // All rights not expressly granted are reserved. | ||
| // | ||
| // This software is distributed under the terms of the GNU General Public | ||
| // License v3 (GPL Version 3), copied verbatim in the file "COPYING". | ||
| // | ||
| // In applying this license CERN does not waive the privileges and immunities | ||
| // granted to it by virtue of its status as an Intergovernmental Organization | ||
| // or submit itself to any jurisdiction. | ||
|
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| /// \file testGPUSMatrixImp.cu | ||
| /// \author Matteo Concas | ||
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| #define BOOST_TEST_MODULE Test GPUSMatrixImpl | ||
| #ifdef __HIPCC__ | ||
| #define GPUPLATFORM "HIP" | ||
| #include "hip/hip_runtime.h" | ||
| #else | ||
| #define GPUPLATFORM "CUDA" | ||
| #include <cuda.h> | ||
| #endif | ||
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| #include <boost/test/unit_test.hpp> | ||
| #include <iostream> | ||
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| #include <MathUtils/SMatrixGPU.h> | ||
| #include <Math/SMatrix.h> | ||
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| template <typename T> | ||
| void discardResult(const T&) | ||
| { | ||
| } | ||
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| void prologue() | ||
| { | ||
| int deviceCount; | ||
| discardResult(cudaGetDeviceCount(&deviceCount)); | ||
| if (!deviceCount) { | ||
| std::cerr << "No " << GPUPLATFORM << " devices found" << std::endl; | ||
| } | ||
| for (int iDevice = 0; iDevice < deviceCount; ++iDevice) { | ||
| cudaDeviceProp deviceProp; | ||
| discardResult(cudaGetDeviceProperties(&deviceProp, iDevice)); | ||
| std::cout << GPUPLATFORM << " Device " << iDevice << ": " << deviceProp.name << std::endl; | ||
| } | ||
| } | ||
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| using MatSym3DGPU = o2::math_utils::SMatrixGPU<float, 3, 3, o2::math_utils::MatRepSymGPU<float, 3>>; | ||
| using MatSym3D = ROOT::Math::SMatrix<float, 3, 3, ROOT::Math::MatRepSym<float, 3>>; | ||
|
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| template <typename T, int D> | ||
| __global__ void invertSymMatrixKernel(o2::math_utils::SMatrixGPU<float, 3, 3, o2::math_utils::MatRepSymGPU<float, 3>>* matrix) | ||
| { | ||
| MatSym3DGPU smat2 = *matrix; | ||
|
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| printf("A(0,0) = %f, A(0,1) = %f, A(0,2) = %f\n", (*matrix)(0, 0), (*matrix)(0, 1), (*matrix)(0, 2)); | ||
| printf("A(1,0) = %f, A(1,1) = %f, A(1,2) = %f\n", (*matrix)(1, 0), (*matrix)(1, 1), (*matrix)(1, 2)); | ||
| printf("A(2,0) = %f, A(2,1) = %f, A(2,2) = %f\n", (*matrix)(2, 0), (*matrix)(2, 1), (*matrix)(2, 2)); | ||
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| printf("B(0,0) = %f, B(0,1) = %f, B(0,2) = %f\n", smat2(0, 0), smat2(0, 1), smat2(0, 2)); | ||
| printf("B(1,0) = %f, B(1,1) = %f, B(1,2) = %f\n", smat2(1, 0), smat2(1, 1), smat2(1, 2)); | ||
| printf("B(2,0) = %f, B(2,1) = %f, B(2,2) = %f\n", smat2(2, 0), smat2(2, 1), smat2(2, 2)); | ||
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| printf("\nInverting A...\n"); | ||
| matrix->Invert(); | ||
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| printf("A(0,0) = %f, A(0,1) = %f, A(0,2) = %f\n", (*matrix)(0, 0), (*matrix)(0, 1), (*matrix)(0, 2)); | ||
| printf("A(1,0) = %f, A(1,1) = %f, A(1,2) = %f\n", (*matrix)(1, 0), (*matrix)(1, 1), (*matrix)(1, 2)); | ||
| printf("A(2,0) = %f, A(2,1) = %f, A(2,2) = %f\n", (*matrix)(2, 0), (*matrix)(2, 1), (*matrix)(2, 2)); | ||
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| printf("\nC = (A^-1) * B...\n"); | ||
| auto smat3 = (*matrix) * smat2; | ||
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| printf("C(0,0) = %f, C(0,1) = %f, C(0,2) = %f\n", smat3(0, 0), smat3(0, 1), smat3(0, 2)); | ||
| printf("C(1,0) = %f, C(1,1) = %f, C(1,2) = %f\n", smat3(1, 0), smat3(1, 1), smat3(1, 2)); | ||
| printf("C(2,0) = %f, C(2,1) = %f, C(2,2) = %f\n", smat3(2, 0), smat3(2, 1), smat3(2, 2)); | ||
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| printf("\nEvaluating...\n"); | ||
| MatSym3DGPU tmp; | ||
| o2::math_utils::AssignSym::Evaluate(tmp, smat3); | ||
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| printf("A(0,0) = %f, A(0,1) = %f, A(0,2) = %f\n", tmp(0, 0), tmp(0, 1), tmp(0, 2)); | ||
| printf("A(1,0) = %f, A(1,1) = %f, A(1,2) = %f\n", tmp(1, 0), tmp(1, 1), tmp(1, 2)); | ||
| printf("A(2,0) = %f, A(2,1) = %f, A(2,2) = %f\n", tmp(2, 0), tmp(2, 1), tmp(2, 2)); | ||
| (*matrix) = tmp; | ||
| } | ||
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| struct GPUSMatrixImplFixture { | ||
| GPUSMatrixImplFixture() : SMatrix3D_d(nullptr) | ||
| { | ||
| prologue(); | ||
|
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| SMatrix3D_h(0, 0) = 1; | ||
| SMatrix3D_h(1, 1) = 2; | ||
| SMatrix3D_h(2, 2) = 3; | ||
| SMatrix3D_h(0, 1) = 4; | ||
| SMatrix3D_h(0, 2) = 5; | ||
| SMatrix3D_h(1, 2) = 6; | ||
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| discardResult(cudaMalloc(&SMatrix3D_d, sizeof(MatSym3DGPU))); | ||
| discardResult(cudaMemcpy(SMatrix3D_d, &SMatrix3D_h, sizeof(MatSym3DGPU), cudaMemcpyHostToDevice)); | ||
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| std::cout << "sizeof(MatSym3DGPU) = " << sizeof(MatSym3DGPU) << std::endl; | ||
| std::cout << "sizeof(MatSym3D) = " << sizeof(MatSym3D) << std::endl; | ||
| i = 3; | ||
| } | ||
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| ~GPUSMatrixImplFixture() | ||
| { | ||
| } | ||
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| int i; | ||
| MatSym3DGPU* SMatrix3D_d; // device ptr | ||
| MatSym3D SMatrix3D_h; | ||
| }; | ||
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| BOOST_FIXTURE_TEST_CASE(DummyFixtureUsage, GPUSMatrixImplFixture) | ||
| { | ||
| invertSymMatrixKernel<float, 3><<<1, 1>>>(SMatrix3D_d); | ||
| discardResult(cudaDeviceSynchronize()); | ||
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| discardResult(cudaMemcpy(&SMatrix3D_h, SMatrix3D_d, sizeof(MatSym3DGPU), cudaMemcpyDeviceToHost)); | ||
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| MatSym3D identity; | ||
| identity(0, 0) = 1; | ||
| identity(1, 1) = 1; | ||
| identity(2, 2) = 1; | ||
| BOOST_TEST(SMatrix3D_h == identity); | ||
| } |