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author | Yi Kong <yikong@google.com> | 2022-02-25 16:41:05 +0000 |
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committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | 2022-02-25 16:41:05 +0000 |
commit | bc0f5df265caa21a2120c22453655a7fcc941991 (patch) | |
tree | fb979fb4cf4f8052c8cc66b1ec9516d91fcd859b /unsupported/test/cxx11_tensor_random_gpu.cu | |
parent | 8fd413e275f78a4c240f1442ce5cf77c73a20a55 (diff) | |
parent | 7cb50013986f04dce5fac87bebf319bb8db37a36 (diff) | |
download | eigen-android-13.0.0_r75.tar.gz |
Merge changes Iee153445,Iee274471 am: 79df15ea88 am: 10f298fc41 am: 7cb5001398t_frc_odp_330442040t_frc_odp_330442000t_frc_ase_330444010android-wear-13.0.0-gpl_r3android-wear-13.0.0-gpl_r2android-wear-13.0.0-gpl_r1android-vts-13.0_r8android-vts-13.0_r7android-vts-13.0_r6android-vts-13.0_r5android-vts-13.0_r4android-vts-13.0_r3android-vts-13.0_r2android-t-qpr3-beta-3-gplandroid-t-qpr3-beta-1-gplandroid-t-qpr2-beta-3-gplandroid-t-qpr2-beta-2-gplandroid-t-qpr1-beta-3-gplandroid-t-qpr1-beta-1-gplandroid-cts-13.0_r8android-cts-13.0_r7android-cts-13.0_r6android-cts-13.0_r5android-cts-13.0_r4android-cts-13.0_r3android-cts-13.0_r2android-13.0.0_r83android-13.0.0_r82android-13.0.0_r81android-13.0.0_r80android-13.0.0_r79android-13.0.0_r78android-13.0.0_r77android-13.0.0_r76android-13.0.0_r75android-13.0.0_r74android-13.0.0_r73android-13.0.0_r72android-13.0.0_r71android-13.0.0_r70android-13.0.0_r69android-13.0.0_r68android-13.0.0_r67android-13.0.0_r66android-13.0.0_r65android-13.0.0_r64android-13.0.0_r63android-13.0.0_r62android-13.0.0_r61android-13.0.0_r60android-13.0.0_r59android-13.0.0_r58android-13.0.0_r57android-13.0.0_r56android-13.0.0_r55android-13.0.0_r54android-13.0.0_r53android-13.0.0_r52android-13.0.0_r51android-13.0.0_r50android-13.0.0_r49android-13.0.0_r48android-13.0.0_r47android-13.0.0_r46android-13.0.0_r45android-13.0.0_r44android-13.0.0_r43android-13.0.0_r42android-13.0.0_r41android-13.0.0_r40android-13.0.0_r39android-13.0.0_r38android-13.0.0_r37android-13.0.0_r36android-13.0.0_r35android-13.0.0_r34android-13.0.0_r33android-13.0.0_r32android-13.0.0_r30android-13.0.0_r29android-13.0.0_r28android-13.0.0_r27android-13.0.0_r24android-13.0.0_r23android-13.0.0_r22android-13.0.0_r21android-13.0.0_r20android-13.0.0_r19android-13.0.0_r18android-13.0.0_r17android-13.0.0_r16aml_go_odp_330912000aml_go_ads_330915100aml_go_ads_330915000aml_go_ads_330913000android13-tests-releaseandroid13-tests-devandroid13-qpr3-s9-releaseandroid13-qpr3-s8-releaseandroid13-qpr3-s7-releaseandroid13-qpr3-s6-releaseandroid13-qpr3-s5-releaseandroid13-qpr3-s4-releaseandroid13-qpr3-s3-releaseandroid13-qpr3-s2-releaseandroid13-qpr3-s14-releaseandroid13-qpr3-s13-releaseandroid13-qpr3-s12-releaseandroid13-qpr3-s11-releaseandroid13-qpr3-s10-releaseandroid13-qpr3-s1-releaseandroid13-qpr3-releaseandroid13-qpr3-c-s8-releaseandroid13-qpr3-c-s7-releaseandroid13-qpr3-c-s6-releaseandroid13-qpr3-c-s5-releaseandroid13-qpr3-c-s4-releaseandroid13-qpr3-c-s3-releaseandroid13-qpr3-c-s2-releaseandroid13-qpr3-c-s12-releaseandroid13-qpr3-c-s11-releaseandroid13-qpr3-c-s10-releaseandroid13-qpr3-c-s1-releaseandroid13-qpr2-s9-releaseandroid13-qpr2-s8-releaseandroid13-qpr2-s7-releaseandroid13-qpr2-s6-releaseandroid13-qpr2-s5-releaseandroid13-qpr2-s3-releaseandroid13-qpr2-s2-releaseandroid13-qpr2-s12-releaseandroid13-qpr2-s11-releaseandroid13-qpr2-s10-releaseandroid13-qpr2-s1-releaseandroid13-qpr2-releaseandroid13-qpr2-b-s1-releaseandroid13-qpr1-s8-releaseandroid13-qpr1-s7-releaseandroid13-qpr1-s6-releaseandroid13-qpr1-s5-releaseandroid13-qpr1-s4-releaseandroid13-qpr1-s3-releaseandroid13-qpr1-s2-releaseandroid13-qpr1-s1-releaseandroid13-qpr1-releaseandroid13-mainline-go-adservices-releaseandroid13-frc-odp-releaseandroid13-devandroid13-d4-s2-releaseandroid13-d4-s1-releaseandroid13-d4-releaseandroid13-d3-s1-releaseandroid13-d2-releaseandroid-wear-13.0.0-gpl_r1
Original change: https://android-review.googlesource.com/c/platform/external/eigen/+/1999079
Change-Id: I4c76dc5ddc7fb0ae9fc42436f28bd8bf9de50a97
Diffstat (limited to 'unsupported/test/cxx11_tensor_random_gpu.cu')
-rw-r--r-- | unsupported/test/cxx11_tensor_random_gpu.cu | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/unsupported/test/cxx11_tensor_random_gpu.cu b/unsupported/test/cxx11_tensor_random_gpu.cu new file mode 100644 index 000000000..090986ebc --- /dev/null +++ b/unsupported/test/cxx11_tensor_random_gpu.cu @@ -0,0 +1,86 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. +// +// Copyright (C) 2014 Benoit Steiner <benoit.steiner.goog@gmail.com> +// +// This Source Code Form is subject to the terms of the Mozilla +// Public License v. 2.0. If a copy of the MPL was not distributed +// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#define EIGEN_TEST_NO_LONGDOUBLE +#define EIGEN_TEST_NO_COMPLEX + +#define EIGEN_DEFAULT_DENSE_INDEX_TYPE int +#define EIGEN_USE_GPU + +#include "main.h" +#include <Eigen/CXX11/Tensor> + +#include <Eigen/CXX11/src/Tensor/TensorGpuHipCudaDefines.h> + +void test_gpu_random_uniform() +{ + Tensor<float, 2> out(72,97); + out.setZero(); + + std::size_t out_bytes = out.size() * sizeof(float); + + float* d_out; + gpuMalloc((void**)(&d_out), out_bytes); + + Eigen::GpuStreamDevice stream; + Eigen::GpuDevice gpu_device(&stream); + + Eigen::TensorMap<Eigen::Tensor<float, 2> > gpu_out(d_out, 72,97); + + gpu_out.device(gpu_device) = gpu_out.random(); + + assert(gpuMemcpyAsync(out.data(), d_out, out_bytes, gpuMemcpyDeviceToHost, gpu_device.stream()) == gpuSuccess); + assert(gpuStreamSynchronize(gpu_device.stream()) == gpuSuccess); + + // For now we just check this code doesn't crash. + // TODO: come up with a valid test of randomness +} + + +void test_gpu_random_normal() +{ + Tensor<float, 2> out(72,97); + out.setZero(); + + std::size_t out_bytes = out.size() * sizeof(float); + + float* d_out; + gpuMalloc((void**)(&d_out), out_bytes); + + Eigen::GpuStreamDevice stream; + Eigen::GpuDevice gpu_device(&stream); + + Eigen::TensorMap<Eigen::Tensor<float, 2> > gpu_out(d_out, 72,97); + + Eigen::internal::NormalRandomGenerator<float> gen(true); + gpu_out.device(gpu_device) = gpu_out.random(gen); + + assert(gpuMemcpyAsync(out.data(), d_out, out_bytes, gpuMemcpyDeviceToHost, gpu_device.stream()) == gpuSuccess); + assert(gpuStreamSynchronize(gpu_device.stream()) == gpuSuccess); +} + +static void test_complex() +{ + Tensor<std::complex<float>, 1> vec(6); + vec.setRandom(); + + // Fixme: we should check that the generated numbers follow a uniform + // distribution instead. + for (int i = 1; i < 6; ++i) { + VERIFY_IS_NOT_EQUAL(vec(i), vec(i-1)); + } +} + + +EIGEN_DECLARE_TEST(cxx11_tensor_random_gpu) +{ + CALL_SUBTEST(test_gpu_random_uniform()); + CALL_SUBTEST(test_gpu_random_normal()); + CALL_SUBTEST(test_complex()); +} |