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graphengine/ge/hybrid/common/tensor_value.cc

138 lines
3.7 KiB

/**
* Copyright 2019-2020 Huawei Technologies Co., Ltd
*
* 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.
*/
#include "hybrid/common/tensor_value.h"
#include <sstream>
#include "framework/common/debug/ge_log.h"
#include "hybrid/common/npu_memory_allocator.h"
namespace ge {
namespace hybrid {
TensorBuffer::TensorBuffer(NpuMemoryAllocator *allocator, void *buffer, size_t size, MemStorageType mem_type)
: allocator_(allocator), buffer_(buffer), size_(size), mem_type_(mem_type) {}
std::unique_ptr<TensorBuffer> TensorBuffer::Create(NpuMemoryAllocator *allocator, size_t size, AllocationAttr *attr) {
void *buffer = nullptr;
if (size == 0) {
GELOGD("size is 0");
return Create(buffer, 0U);
}
if (allocator == nullptr) {
GELOGE(INTERNAL_ERROR, "allocator is NULL");
return nullptr;
}
MemStorageType mem_type = HBM;
if (attr != nullptr) {
mem_type = attr->GetMemType();
}
buffer = allocator->Allocate(size, attr);
if (buffer == nullptr) {
GELOGE(MEMALLOC_FAILED, "Failed to allocate memory. size = %zu", size);
return nullptr;
}
GELOGD("Tensor created. addr = %p, size = %zu, mem_type = %d", buffer, size, static_cast<int32_t>(mem_type));
return std::unique_ptr<TensorBuffer>(new (std::nothrow) TensorBuffer(allocator, buffer, size, mem_type));
}
std::unique_ptr<TensorBuffer> TensorBuffer::Create(void *buffer, size_t size) {
GELOGD("Tensor created. addr = %p, size = %zu", buffer, size);
return std::unique_ptr<TensorBuffer>(new (std::nothrow) TensorBuffer(nullptr, buffer, size));
}
TensorBuffer::~TensorBuffer() {
if (allocator_ != nullptr && buffer_ != nullptr) {
allocator_->Deallocate(buffer_, mem_type_);
}
}
TensorValue::TensorValue(std::shared_ptr<TensorBuffer> buffer) : buffer_(std::move(buffer)) {
}
TensorValue::TensorValue(void *buffer, size_t size) : ref_buffer_(buffer), ref_size_(size) {
}
TensorValue::~TensorValue() { Destroy(); }
void TensorValue::Destroy() {
if (buffer_ != nullptr || ref_buffer_ != nullptr) {
GELOGD("Unref tensor: %s", DebugString().c_str());
buffer_.reset();
}
}
size_t TensorValue::GetSize() const {
if (ref_buffer_ != nullptr) {
return ref_size_;
}
if (buffer_ == nullptr) {
GELOGD("TensorValue[%s] is empty", name_.c_str());
return 0;
}
return buffer_->GetSize();
}
const void *TensorValue::GetData() const {
if (ref_buffer_ != nullptr) {
return ref_buffer_;
}
if (buffer_ == nullptr) {
GELOGD("TensorValue[%s] is empty", name_.c_str());
return nullptr;
}
return buffer_->GetData();
}
void *TensorValue::MutableData() {
if (ref_buffer_ != nullptr) {
return ref_buffer_;
}
if (buffer_ == nullptr) {
GELOGD("TensorValue[%s] is empty", name_.c_str());
return nullptr;
}
return buffer_->GetData();
}
std::string TensorValue::DebugString() const {
std::stringstream ss;
ss << "TensorValue[";
if (name_.empty()) {
ss << "unnamed] ";
} else {
ss << name_ << "] ";
}
if (ref_buffer_ != nullptr) {
ss << "ref_addr = " << ref_buffer_ << ", size = " << ref_size_;
} else if (buffer_ != nullptr) {
ss << "addr = " << buffer_->GetData() << ", size = " << buffer_->GetSize();
} else {
ss << "addr = (nil)";
}
return ss.str();
}
} // namespace hybrid
} // namespace ge