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121 lines
3.3 KiB
121 lines
3.3 KiB
// Copyright (c) 2018 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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#include <sstream>
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#include "paddle/fluid/framework/commit.h"
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#include "paddle/fluid/framework/lod_tensor.h"
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#include "paddle/fluid/framework/scope.h"
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#include "paddle/fluid/inference/api/paddle_inference_api.h"
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#include "paddle/fluid/inference/api/paddle_pass_builder.h"
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#include "paddle/fluid/platform/enforce.h"
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namespace paddle {
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int PaddleDtypeSize(PaddleDType dtype) {
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switch (dtype) {
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case PaddleDType::FLOAT32:
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return sizeof(float);
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case PaddleDType::INT64:
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return sizeof(int64_t);
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case PaddleDType::INT32:
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return sizeof(int32_t);
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default:
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assert(false);
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return -1;
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}
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}
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PaddleBuf::PaddleBuf(PaddleBuf &&other)
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: data_(other.data_),
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length_(other.length_),
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memory_owned_(other.memory_owned_) {
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other.memory_owned_ = false;
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other.data_ = nullptr;
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other.length_ = 0;
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}
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PaddleBuf::PaddleBuf(const PaddleBuf &other) { *this = other; }
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PaddleBuf &PaddleBuf::operator=(const PaddleBuf &other) {
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if (!other.memory_owned_) {
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data_ = other.data_;
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length_ = other.length_;
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memory_owned_ = other.memory_owned_;
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} else {
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Resize(other.length());
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// if other.length() == 0 or other.data() == nullptr, then the memcpy
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// behavior is undefined
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if (other.length() && other.data())
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memcpy(data_, other.data(), other.length());
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else if (other.length())
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PADDLE_THROW(
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"Invalid argument, null pointer data with length %u is passed",
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other.length());
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length_ = other.length();
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memory_owned_ = true;
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}
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return *this;
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}
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PaddleBuf &PaddleBuf::operator=(PaddleBuf &&other) {
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// only the buffer with external memory can be copied
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data_ = other.data_;
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length_ = other.length_;
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memory_owned_ = other.memory_owned_;
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other.data_ = nullptr;
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other.length_ = 0;
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other.memory_owned_ = false;
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return *this;
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}
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void PaddleBuf::Resize(size_t length) {
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// Only the owned memory can be reset, the external memory can't be changed.
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if (length_ >= length) return;
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if (memory_owned_) {
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Free();
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data_ = malloc(length);
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length_ = length;
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memory_owned_ = true;
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} else {
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PADDLE_THROW("The memory is allocated externally, can not Resized");
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}
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}
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void PaddleBuf::Reset(void *data, size_t length) {
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Free();
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memory_owned_ = false;
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data_ = data;
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length_ = length;
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}
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void PaddleBuf::Free() {
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if (memory_owned_ && data_) {
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PADDLE_ENFORCE_GT(length_, 0UL);
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free(static_cast<char *>(data_));
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data_ = nullptr;
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length_ = 0;
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}
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}
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std::string get_version() {
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std::stringstream ss;
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ss << "version: " << framework::paddle_version() << "\n";
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ss << "commit: " << framework::paddle_commit() << "\n";
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ss << "branch: " << framework::paddle_compile_branch() << "\n";
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return ss.str();
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}
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} // namespace paddle
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