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// ----------------------------------------------------------------------------
// - Open3D: www.open3d.org -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.open3d.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
#include <benchmark/benchmark.h>
#include "open3d/core/AdvancedIndexing.h"
#include "open3d/core/CUDAUtils.h"
#include "open3d/core/Dtype.h"
#include "open3d/core/MemoryManager.h"
#include "open3d/core/SizeVector.h"
#include "open3d/core/Tensor.h"
#include "open3d/core/kernel/Kernel.h"
namespace open3d {
namespace core {
void Reduction(benchmark::State& state, const Device& device) {
int64_t large_dim = (1ULL << 27) + 10;
SizeVector shape{2, large_dim};
Tensor src(shape, core::Int64, device);
Tensor warm_up = src.Sum({1});
(void)warm_up;
for (auto _ : state) {
Tensor dst = src.Sum({1});
cuda::Synchronize(device);
}
}
BENCHMARK_CAPTURE(Reduction, CPU, Device("CPU:0"))
->Unit(benchmark::kMillisecond);
#ifdef BUILD_CUDA_MODULE
BENCHMARK_CAPTURE(Reduction, CUDA, Device("CUDA:0"))
->Unit(benchmark::kMillisecond);
#endif
} // namespace core
} // namespace open3d
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