wehub-resource-sync
92 lines
2.4 KiB
C++
92 lines
2.4 KiB
C++
// Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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#pragma once
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#include <cstring>
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#include "paddle/common/enforce.h"
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#include "paddle/pir/include/core/type.h"
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namespace pir {
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///
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/// \brief Parameter represents the weight in the calculation graph.
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///
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class IR_API Parameter {
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public:
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Parameter(void* data, size_t size, Type type) {
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PADDLE_ENFORCE_EQ(
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data == nullptr && size > 0,
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false,
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::common::errors::InvalidArgument(
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"[PIR] The data of parameter cannot be nullptr when size is: %d\n.",
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size));
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data_ = malloc(size);
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memcpy(data_, data, size);
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size_ = size;
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type_ = type;
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}
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Parameter(const Parameter& param) {
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data_ = malloc(param.size_);
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PADDLE_ENFORCE_NOT_NULL(
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data_,
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common::errors::ResourceExhausted(
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"Failed to allocate memory for Parameter::data_, "
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"requested size = %zu bytes.",
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param.size_));
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memcpy(data_, param.data_, param.size_);
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size_ = param.size_;
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type_ = param.type_;
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}
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Parameter& operator=(const Parameter& param) {
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data_ = malloc(param.size_);
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PADDLE_ENFORCE_NOT_NULL(
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data_,
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common::errors::ResourceExhausted(
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"Failed to allocate memory for Parameter::data_, "
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"requested size = %zu bytes.",
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param.size_));
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memcpy(data_, param.data_, param.size_);
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size_ = param.size_;
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type_ = param.type_;
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return *this;
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}
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~Parameter() { free(data_); }
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Type type() const { return type_; }
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void* data() const { return data_; }
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bool is_mutable() const { return is_mutable_; }
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void set_mutable() { is_mutable_ = true; }
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private:
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void* data_;
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///
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/// \brief Number of bytes held in data_.
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///
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size_t size_;
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Type type_;
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bool is_mutable_ = false;
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};
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} // namespace pir
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