wehub-resource-sync
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/* Copyright (c) 2025 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 "paddle/phi/backends/cpu/cpu_context.h"
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#include "paddle/phi/core/kernel_registry.h"
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#ifdef PADDLE_WITH_CUSTOM_DEVICE
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namespace phi {
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template <typename T, typename Context>
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void CIdentityKernel(const Context& dev_ctx,
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const DenseTensor& x_in,
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int ring_id,
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bool use_calc_stream,
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bool use_model_parallel,
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DenseTensor* out) {
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auto x = &x_in;
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int rid = ring_id;
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PADDLE_ENFORCE_GE(
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rid,
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0,
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common::errors::InvalidArgument(
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"The ring_id (%d) for c_identity op must be non-negative.", rid));
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dev_ctx.template Alloc<T>(out);
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phi::Copy(dev_ctx, *x, out->place(), false, out);
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}
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} // namespace phi
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PD_REGISTER_KERNEL(c_identity,
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Custom,
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ALL_LAYOUT,
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phi::CIdentityKernel,
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float,
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double,
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int,
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int64_t,
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phi::float16) {}
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#endif
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