40 lines
1.2 KiB
Plaintext
40 lines
1.2 KiB
Plaintext
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// SPDX-FileCopyrightText: Copyright (c) 2025, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#include <thrust/device_vector.h>
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#include <thrust/execution_policy.h>
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#include <thrust/generate.h>
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#include "nvbench_helper.cuh"
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template <typename T>
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struct generator
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{
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_CCCL_DEVICE_API _CCCL_FORCEINLINE auto operator()() const -> T
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{
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return 42;
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}
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};
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template <typename T>
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static void basic(nvbench::state& state, nvbench::type_list<T>)
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{
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const auto elements = static_cast<std::size_t>(state.get_int64("Elements"));
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thrust::device_vector<T> output(elements);
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state.add_element_count(elements);
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state.add_global_memory_writes<T>(elements);
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caching_allocator_t alloc;
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state.exec(nvbench::exec_tag::gpu | nvbench::exec_tag::no_batch | nvbench::exec_tag::sync,
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[&](nvbench::launch& launch) {
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thrust::generate(policy(alloc, launch), output.begin(), output.end(), generator<T>{});
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});
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}
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NVBENCH_BENCH_TYPES(basic, NVBENCH_TYPE_AXES(fundamental_types))
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.set_name("base")
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.set_type_axes_names({"T{ct}"})
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.add_int64_power_of_two_axis("Elements", nvbench::range(16, 28, 4));
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