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Paddle/paddle/fluid/operators/one_hot_op_xpu.cc

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2.5 KiB

// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifdef PADDLE_WITH_XPU
#include <string>
#include <vector>
#include "paddle/fluid/framework/framework.pb.h"
#include "paddle/fluid/operators/one_hot_op.h"
namespace paddle {
namespace operators {
using LoDTensor = framework::LoDTensor;
using Tensor = framework::Tensor;
template <typename DeviceContext, typename T>
class OneHotXPUKernel : public framework::OpKernel<T> {
public:
void Compute(const framework::ExecutionContext& context) const override {
auto* in = context.Input<LoDTensor>("X");
auto* out = context.Output<LoDTensor>("Out");
int depth = context.Attr<int>("depth");
if (context.HasInput("depth_tensor")) {
auto* depth_tensor = context.Input<Tensor>("depth_tensor");
auto* depth_data = depth_tensor->data<int32_t>();
if (depth_tensor->place() == platform::XPUPlace()) {
xpu_memcpy(static_cast<void*>(&depth),
static_cast<const void*>(depth_data), sizeof(int32_t),
XPU_DEVICE_TO_HOST);
} else {
depth = depth_data[0];
}
auto in_dims = in->dims();
framework::DDim out_dims(in_dims);
out_dims[out_dims.size() - 1] = depth;
out->Resize(out_dims);
}
auto& dev_ctx = context.template device_context<DeviceContext>();
int len = in->numel();
int ret = xpu::one_hot<T>(dev_ctx.x_context(), in->data<T>(),
out->mutable_data<float>(context.GetPlace()), len,
depth);
PADDLE_ENFORCE_EQ(ret, XPU_SUCCESS,
platform::errors::External(
"XPU one_hot kernel return wrong value[%d %s]", ret,
XPUAPIErrorMsg[ret]));
}
};
} // namespace operators
} // namespace paddle
namespace ops = paddle::operators;
REGISTER_OP_XPU_KERNEL(
one_hot, ops::OneHotXPUKernel<paddle::platform::XPUDeviceContext, int>,
ops::OneHotXPUKernel<paddle::platform::XPUDeviceContext, int64_t>);
#endif