97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/* Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#include <gtest/gtest.h>
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#include <memory>
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#include "paddle/phi/api/include/api.h"
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#include "paddle/phi/api/lib/utils/allocator.h"
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#include "paddle/phi/backends/context_pool.h"
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#include "paddle/phi/core/dense_tensor.h"
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#include "paddle/phi/core/kernel_registry.h"
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namespace paddle {
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namespace tests {
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using DDim = phi::DDim;
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paddle::Tensor CreateInputTensor() {
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const auto alloc =
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std::make_unique<paddle::experimental::DefaultAllocator>(phi::CPUPlace());
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auto dense_x = std::make_shared<phi::DenseTensor>(
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alloc.get(),
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phi::DenseTensorMeta(phi::DataType::INT64,
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common::make_ddim({3, 4}),
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phi::DataLayout::NCHW));
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auto* dev_ctx =
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phi::DeviceContextPool::Instance().GetByPlace(phi::CPUPlace());
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auto* dense_x_data = dev_ctx->template Alloc<int64_t>(dense_x.get());
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for (int64_t i = 0; i < 12; ++i) {
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dense_x_data[i] = i;
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}
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return paddle::Tensor(dense_x);
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}
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void CheckOutputResult(const paddle::Tensor& out) {
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ASSERT_EQ(out.dims().size(), 2);
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ASSERT_EQ(out.dims()[0], 3);
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ASSERT_EQ(out.dims()[1], 4);
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ASSERT_EQ(out.is_cpu(), true);
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ASSERT_EQ(out.type(), phi::DataType::INT64);
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ASSERT_EQ(out.layout(), phi::DataLayout::NCHW);
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ASSERT_EQ(out.initialized(), true);
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for (int64_t i = 0; i < 12; ++i) {
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ASSERT_EQ(out.data<int64_t>()[i], i);
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}
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}
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TEST(API, copy_to) {
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// 1. create tensor
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auto x = CreateInputTensor();
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// 2. test API
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#if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
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auto tmp = paddle::experimental::copy_to(x, phi::GPUPlace(), false);
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auto out = paddle::experimental::copy_to(tmp, phi::CPUPlace(), true);
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#else
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auto out = paddle::experimental::copy_to(x, phi::CPUPlace(), false);
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#endif
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// 3. check result
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CheckOutputResult(out);
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}
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TEST(Tensor, copy_to) {
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// 1. create tensor
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auto x = CreateInputTensor();
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// 2. test API
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#if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
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auto tmp = x.copy_to(phi::GPUPlace(), false);
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auto out = tmp.copy_to(phi::CPUPlace(), true);
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#else
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auto out = x.copy_to(phi::CPUPlace(), false);
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#endif
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// 3. check result
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CheckOutputResult(out);
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}
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} // namespace tests
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} // namespace paddle
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