mirror of https://github.com/alibaba/MNN.git
613 lines
25 KiB
C++
613 lines
25 KiB
C++
//
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// GeometryComputerUtils.cpp
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// MNN
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//
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// Created by MNN on 2020/05/11.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#include "GeometryComputerUtils.hpp"
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#include "core/OpCommonUtils.hpp"
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#include "core/RuntimeFactory.hpp"
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#include "shape/SizeComputer.hpp"
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#include "core/AutoStorage.h"
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#include "core/FileLoader.hpp"
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#ifdef MNN_BUILD_CODEGEN
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#include "OpFuse.hpp"
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#endif
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#define DEFAULT_ALLOCATE_SIZE 32
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namespace MNN {
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static bool _hasZeroShapeOutput(const Schedule::OpCacheInfo& info) {
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for (auto t : info.outputs) {
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for (int v = 0; v < t->dimensions(); ++v) {
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if (t->length(v) <= 0) {
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return true;
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}
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}
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}
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return false;
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}
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flatbuffers::Offset<Op> GeometryComputerUtils::makePool(flatbuffers::FlatBufferBuilder& builder, std::pair<int, int> kernel, std::pair<int, int> stride, PoolType type, MNN::PoolPadType pad, std::pair<int, int> pads, bool isglobal, AvgPoolCountType countType) {
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PoolBuilder poolB(builder);
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poolB.add_type(type);
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poolB.add_padType(pad);
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poolB.add_padX(pads.first);
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poolB.add_padY(pads.second);
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poolB.add_kernelX(kernel.first);
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poolB.add_kernelY(kernel.second);
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poolB.add_strideX(stride.first);
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poolB.add_strideY(stride.second);
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poolB.add_isGlobal(isglobal);
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if (AvgPoolCountType_DEFAULT != countType) {
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poolB.add_countType(countType);
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}
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auto poolOffset = poolB.Finish();
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OpBuilder opB(builder);
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opB.add_type(OpType_Pooling);
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opB.add_main(poolOffset.Union());
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opB.add_main_type(OpParameter_Pool);
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return opB.Finish();
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}
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int GeometryComputerUtils::buildConstantTensors(std::vector<Schedule::OpCacheInfo>& infos) {
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// Check Middle Const
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for (auto& info : infos) {
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if (info.op->type() == OpType_Const) {
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continue;
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}
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bool isConst = true;
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for (int i = 0; i < info.inputs.size(); ++i) {
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if (TensorUtils::getDescribe(info.inputs[i])->usage == Tensor::InsideDescribe::CONSTANT) {
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continue;
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}
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if (OpCommonUtils::opNeedContent(info.op, i)) {
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isConst = false;
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break;
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}
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}
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if (isConst) {
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for (auto t : info.outputs) {
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TensorUtils::getDescribe(t)->usage = Tensor::InsideDescribe::CONSTANT;
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}
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info.type = Schedule::CONSTANT;
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}
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}
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// Check force size compute op
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int breakIndex = -1;
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for (int infoIndex=0; infoIndex < infos.size(); ++infoIndex) {
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auto& info = infos[infoIndex];
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if (info.op->type() == OpType_Const) {
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continue;
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}
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if (info.op->type() == OpType_Where && info.op->main_type() != OpParameter_Extra) {
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// For compability old model
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continue;
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}
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auto dims = SizeComputer::needInputContent(info.op, info.inputs.size());
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for (auto index : dims) {
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if (index < info.inputs.size()) {
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auto des = TensorUtils::getDescribe(info.inputs[index]);
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des->stageMask |= MNN::Tensor::InsideDescribe::StageInfo::GEOMETRY_STAGE;
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if (des->usage != Tensor::InsideDescribe::CONSTANT) {
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breakIndex = infoIndex;
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TensorUtils::getDescribe(info.inputs[index])->usage = Tensor::InsideDescribe::CONSTANT;
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}
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if (des->isMutable) {
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info.computeCache.addContentIndex(index);
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}
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}
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}
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}
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if (breakIndex >= 0) {
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bool hasConst = true;
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while (hasConst) {
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hasConst = false;
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for (auto& info : infos) {
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if (info.type == Schedule::CONSTANT) {
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continue;
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}
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bool turnConst = false;
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for (auto t : info.outputs) {
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if (TensorUtils::getDescribe(t)->usage == Tensor::InsideDescribe::CONSTANT) {
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turnConst = true;
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break;
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}
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}
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if (turnConst) {
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for (auto t : info.outputs) {
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TensorUtils::getDescribe(t)->usage = Tensor::InsideDescribe::CONSTANT;
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}
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for (auto t : info.inputs) {
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TensorUtils::getDescribe(t)->usage = Tensor::InsideDescribe::CONSTANT;
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}
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info.type = Schedule::CONSTANT;
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hasConst = true;
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}
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}
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}
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}
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for (auto& info : infos) {
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if (info.type == Schedule::CONSTANT) {
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for (auto t : info.inputs) {
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TensorUtils::getDescribe(t)->stageMask |= MNN::Tensor::InsideDescribe::StageInfo::GEOMETRY_STAGE;
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}
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for (auto t : info.outputs) {
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TensorUtils::getDescribe(t)->usage = Tensor::InsideDescribe::CONSTANT;
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}
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}
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}
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return breakIndex;
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}
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ErrorCode GeometryComputerUtils::shapeComputeAndGeometryTransform(
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FileLoader* external,
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std::vector<Schedule::OpCacheInfo>& infos,
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GeometryComputer::Context& geoContext,
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std::shared_ptr<Backend> backupBackend,
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Runtime::CompilerType compileType,
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bool skipShapeCompute,
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bool permitCodegen) {
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bool openCache = geoContext.support(Interpreter::GeometryComputeMask::GEOMETRCOMPUTEMASK_OPENCACHE);
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/** Size Compute and compute Const Begin */
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GeometryComputer::Context ctx(Interpreter::GeometryComputeMask::GEOMETRCOMPUTEMASK_ALL, backupBackend);
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bool needRelease = geoContext.mNeedRelease;
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// Size Compute and compute Const
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for (int i=0; i<infos.size(); ++i) {
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auto& info = infos[i];
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auto& cmdBufferVir = info.executeBuffer;
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auto& tempBuffer = info.cacheBuffer;
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// TODO: Optimize
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for (auto t : info.outputs) {
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if (!TensorUtils::getDescribe(t)->isMutable) {
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continue;
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}
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auto des = TensorUtils::getDescribe(t);
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auto usage = des->usage;
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auto type = des->memoryType;
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MNN_ASSERT(type != Tensor::InsideDescribe::MEMORY_OUTSIDE);
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MNN_ASSERT(type != Tensor::InsideDescribe::MEMORY_HOST);
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if (TensorUtils::getDescribeOrigin(t)->mContent.use_count() > 1) {
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TensorUtils::getDescribeOrigin(t)->mContent.reset(new Tensor::InsideDescribe::NativeInsideDescribe);
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t->buffer().dim = TensorUtils::getDescribe(t)->dims;
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TensorUtils::getDescribeOrigin(t)->setBackend(nullptr);
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TensorUtils::getDescribeOrigin(t)->mem = nullptr;
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TensorUtils::getDescribe(t)->usage = usage;
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info.computeCache.close();
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} else if (des->group == 0) {
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if (info.type != Schedule::CONSTANT && usage != Tensor::InsideDescribe::TRAINABLE) {
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TensorUtils::getDescribeOrigin(t)->setBackend(nullptr);
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// TODO: If output is static and length larger than new size, don't clear mem
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TensorUtils::getDescribeOrigin(t)->mem = nullptr;
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}
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}
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}
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for (auto t : info.outputs) {
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TensorUtils::getDescribe(t)->stageMask &= (~Tensor::InsideDescribe::StageInfo::COMPUTE_SHAPE_STAGE);
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}
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bool compared = false;
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bool needCompute = !info.computeCache.match(info.inputs, compared);
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if (needCompute && compared) {
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// If not match, means the op's shape is mutable, close cache and don't compare
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info.computeCache.close(false);
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}
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if ((!skipShapeCompute) && needCompute) {
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auto res = SizeComputer::computeOutputSize(info.op, info.inputs, info.outputs);
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if (!res) {
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if (info.op->name() != nullptr) {
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MNN_ERROR("Compute Shape Error for %s\n", info.op->name()->c_str());
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} else {
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MNN_ERROR("Compute Shape Error for %d\n", info.op->type());
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}
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return COMPUTE_SIZE_ERROR;
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}
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// FIXME: Find better way to may compability for old model
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/**
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For Convolution of 2D / 3D Tensor(Dense / 1D Convolution)
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Because of old code, we will acces dim[2] / dim[3] to get width and height
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Set the lenght to 1 for compability
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*/
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for (auto t : info.outputs) {
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TensorUtils::adjustTensorForCompability(t);
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}
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for (auto t: info.inputs) {
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TensorUtils::adjustTensorForCompability(t);
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}
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info.computeCache.insert(info.inputs);
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for (auto t : info.outputs) {
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TensorUtils::getDescribe(t)->rasterCommand.reset();
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TensorUtils::getDescribe(t)->stageMask |= Tensor::InsideDescribe::StageInfo::COMPUTE_SHAPE_STAGE;
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// The content may be computed by geometry computer, which will not make execution
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TensorUtils::getDescribe(t)->stageMask &= (~Tensor::InsideDescribe::StageInfo::CONTENT_NOT_CHANGE);
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}
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}
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info.computeCache.needComputeShape = needCompute;
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if (info.type != Schedule::CONSTANT) {
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continue;
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}
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if (!needCompute) {
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for (auto t : info.outputs) {
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TensorUtils::getDescribe(t)->stageMask |= Tensor::InsideDescribe::StageInfo::CONTENT_NOT_CHANGE;
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}
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}
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if (_hasZeroShapeOutput(info)) {
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continue;
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}
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// Skip geometry compute if no-needCompute
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if (needCompute) {
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cmdBufferVir.command.clear();
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cmdBufferVir.extras.clear();
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ctx.clear();
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auto geo = GeometryComputer::search(info.op->type(), Runtime::Compiler_Loop);
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{
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bool res = false;
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if (openCache) {
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res = geo->onRecompute(info.op, info.inputs, info.outputs, geoContext, tempBuffer);
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}
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if (!res) {
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tempBuffer.command.clear();
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tempBuffer.extras.clear();
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res = geo->onCompute(info.op, info.inputs, info.outputs, geoContext, tempBuffer);
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}
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if (!res) {
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MNN_ERROR("Const Folder Error in geometry for %s\n", info.op->name()->c_str());
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return NOT_SUPPORT;
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}
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}
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GeometryComputerUtils::makeRaster(tempBuffer, cmdBufferVir, ctx);
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for (auto t : info.outputs) {
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ctx.getRasterCacheCreateRecursive(t, cmdBufferVir);
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if (Tensor::InsideDescribe::MEMORY_VIRTUAL == TensorUtils::getDescribe(t)->memoryType) {
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TensorUtils::getDescribe(t)->memoryType = Tensor::InsideDescribe::MEMORY_BACKEND;
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}
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}
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for (auto& cp : cmdBufferVir.command) {
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auto& c = *cp;
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std::shared_ptr<BufferStorage> tmpStorge;
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if (nullptr == c.execution) {
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auto opIter = info.executionCache.find(c.op);
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if (opIter != info.executionCache.end()) {
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c.execution = opIter->second;
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} else {
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auto exe = OpCommonUtils::createExecutionWithExternal(backupBackend.get(), c.inputs, c.outputs, c.op, external, tmpStorge);
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c.execution.reset(exe);
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}
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}
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auto exe = c.execution;
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if (nullptr == exe.get()) {
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MNN_ERROR("Const Folder Error for %s\n", info.op->name()->c_str());
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return NO_EXECUTION;
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}
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backupBackend->onResizeBegin();
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for (auto t : c.outputs) {
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auto des = TensorUtils::getDescribeOrigin(t);
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TensorUtils::setLinearLayout(t);
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auto res = backupBackend->onAcquireBuffer(t, Backend::STATIC);
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if (!res) {
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return OUT_OF_MEMORY;
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}
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des->setBackend(backupBackend.get());
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}
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auto code = exe->onResize(c.inputs, c.outputs);
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if (NO_ERROR != code) {
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return NOT_SUPPORT;
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}
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code = backupBackend->onResizeEnd();
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if (NO_ERROR != code) {
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return NOT_SUPPORT;
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}
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}
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}
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for (auto& cp : cmdBufferVir.command) {
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auto& c = *cp;
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bool dirty = needCompute || c.op->type() == OpType_RandomNormal || c.op->type() == OpType_RandomUniform;
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if (!dirty) {
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for (auto t : c.inputs) {
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auto des = TensorUtils::getDescribe(t);
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if (!des->isMutable) {
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continue;
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}
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if (des->group < 0) {
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// From User Input, group = -1
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dirty = true;
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break;
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}
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if ((des->stageMask & Tensor::InsideDescribe::StageInfo::CONTENT_NOT_CHANGE) == 0) {
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dirty = true;
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break;
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}
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}
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}
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info.computeCache.needExecuteConst = dirty;
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if (dirty) {
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backupBackend->onExecuteBegin();
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auto code = cp->execution->onExecute(c.inputs, c.outputs);
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if (NO_ERROR != code) {
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return NOT_SUPPORT;
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}
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backupBackend->onExecuteEnd();
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for (auto t : c.outputs) {
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TensorUtils::getDescribe(t)->stageMask &= (~Tensor::InsideDescribe::StageInfo::CONTENT_NOT_CHANGE);
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}
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} else {
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for (auto t : c.outputs) {
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TensorUtils::getDescribe(t)->stageMask |= Tensor::InsideDescribe::StageInfo::CONTENT_NOT_CHANGE;
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}
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}
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}
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if (needRelease) {
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cmdBufferVir.command.clear();
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cmdBufferVir.extras.clear();
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ctx.clear();
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for (auto index : info.releaseAbleInputs) {
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TensorUtils::getDescribeOrigin(info.inputs[index])->mem = nullptr;
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}
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}
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}
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/** Size Compute and compute Const End */
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/** Geometry Transform */
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for (int i=0; i<infos.size(); ++i) {
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auto& info = infos[i];
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auto& cmdBufferReal = info.executeBuffer;
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auto& tempBuffer = info.cacheBuffer;
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// TODO: Optimize
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if (info.type == Schedule::CONSTANT) {
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continue;
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}
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if ((!info.computeCache.needComputeShape) && (!tempBuffer.hasWrap)) {
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continue;
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}
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cmdBufferReal.command.clear();
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cmdBufferReal.extras.clear();
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if (_hasZeroShapeOutput(info)) {
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continue;
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}
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auto geo = GeometryComputer::search(info.op->type(), compileType);
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{
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bool res = false;
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if ((!tempBuffer.hasWrap) && openCache) {
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res = geo->onRecompute(info.op, info.inputs, info.outputs, geoContext, tempBuffer);
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}
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if (!res) {
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tempBuffer.command.clear();
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tempBuffer.extras.clear();
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res = geo->onCompute(info.op, info.inputs, info.outputs, geoContext, tempBuffer);
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}
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if (!res) {
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return NOT_SUPPORT;
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}
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tempBuffer.hasWrap = false;
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GeometryComputerUtils::makeRaster(tempBuffer, cmdBufferReal, geoContext);
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for (int v=0; v<info.outputs.size(); ++v) {
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auto t = info.outputs[v];
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auto des = TensorUtils::getDescribe(t);
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if (des->usage == Tensor::InsideDescribe::OUTPUT || des->usage == Tensor::InsideDescribe::TRAINABLE) {
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// For output and trainable value, must directly compute the tensor
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geoContext.getRasterCacheCreateRecursive(t, cmdBufferReal);
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if (des->memoryType == Tensor::InsideDescribe::MEMORY_VIRTUAL) {
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des->memoryType = Tensor::InsideDescribe::MEMORY_BACKEND;
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}
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}
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}
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}
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}
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#ifdef MNN_BUILD_CODEGEN
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if(permitCodegen) {
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#ifdef LOG_VERPOSE
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MNN_PRINT("infos : [\n");
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for (auto info : infos) {
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auto& cmds = info.executeBuffer.command;
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for (auto cmd : cmds) {
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MNN_PRINT("\t%s", EnumNameOpType(cmd->op->type()));
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if(cmd->op->type() == OpType_BinaryOp) {
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MNN_PRINT(" %d ", cmd->op->main_as_BinaryOp()->opType());
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}
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if(cmd->op->type() == OpType_UnaryOp) {
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MNN_PRINT(" %d ", cmd->op->main_as_UnaryOp()->opType());
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}
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MNN_PRINT("\n");
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}
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}
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MNN_PRINT("]\n");
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MNN_PRINT("==================== opFuse ====================\n");
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#endif
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opFuse(infos, geoContext.forwardType(), geoContext.precisionType());
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#ifdef LOG_VERPOSE
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MNN_PRINT("infos : [\n");
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for (auto info : infos) {
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auto& cmds = info.executeBuffer.command;
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for (auto cmd : cmds) {
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MNN_PRINT("\t%s\n", EnumNameOpType(cmd->op->type()));
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}
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}
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MNN_PRINT("]\n");
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#endif
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}
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#endif
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return NO_ERROR;
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}
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void GeometryComputerUtils::makeRaster(const CommandBuffer& srcBuffer, CommandBuffer& dstBuffer,
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GeometryComputer::Context& ctx) {
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dstBuffer.extras = srcBuffer.extras;
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for (int index = 0; index < srcBuffer.command.size(); ++index) {
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auto& iter = *srcBuffer.command[index];
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const Op* op = iter.op;
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auto& cmd = iter;
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auto type = op->type();
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MNN_ASSERT(OpType_Raster != type);
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for (int i = 0; i < iter.inputs.size(); ++i) {
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if (!OpCommonUtils::opNeedContent(op, i)) {
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continue;
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}
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ctx.getRasterCacheCreateRecursive(cmd.inputs[i], dstBuffer);
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}
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dstBuffer.command.emplace_back(srcBuffer.command[index]);
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}
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}
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std::shared_ptr<Command> GeometryComputerUtils::makeBinary(int type, Tensor* input0, Tensor* input1, Tensor* output) {
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flatbuffers::FlatBufferBuilder builder(DEFAULT_ALLOCATE_SIZE);
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BinaryOpBuilder builder_(builder);
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builder_.add_opType(type);
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auto mainOffset = builder_.Finish().Union();
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OpBuilder opB(builder);
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opB.add_type(OpType_BinaryOp);
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opB.add_main(mainOffset);
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opB.add_main_type(OpParameter_BinaryOp);
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builder.Finish(opB.Finish());
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std::shared_ptr<Command> cmdP(new Command);
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auto& cmd = *cmdP;
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cmd.buffer.reset(new BufferStorage);
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cmd.buffer->storage = builder.ReleaseRaw(cmd.buffer->allocated_size, cmd.buffer->offset);
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cmd.inputs = {input0, input1};
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cmd.outputs = {output};
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cmd.op = flatbuffers::GetRoot<Op>(cmd.buffer->buffer());
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return cmdP;
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}
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std::shared_ptr<Command> GeometryComputerUtils::makeReduce(ReductionType type, Tensor* input0, Tensor* output) {
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flatbuffers::FlatBufferBuilder builder(DEFAULT_ALLOCATE_SIZE);
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auto vec = builder.CreateVector(std::vector<int>{1});
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ReductionParamBuilder builder_(builder);
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builder_.add_operation(type);
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builder_.add_keepDims(true);
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builder_.add_dim(vec);
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auto mainOffset = builder_.Finish().Union();
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OpBuilder opB(builder);
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opB.add_type(OpType_Reduction);
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opB.add_main(mainOffset);
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opB.add_main_type(OpParameter_ReductionParam);
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builder.Finish(opB.Finish());
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std::shared_ptr<Command> cmdP(new Command);
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auto& cmd = *cmdP;
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cmd.buffer.reset(new BufferStorage);
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cmd.buffer->storage = builder.ReleaseRaw(cmd.buffer->allocated_size, cmd.buffer->offset);
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cmd.inputs = {input0};
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cmd.outputs = {output};
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cmd.op = flatbuffers::GetRoot<Op>(cmd.buffer->buffer());
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return cmdP;
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}
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std::shared_ptr<Command> GeometryComputerUtils::makeLayerNorm(Tensor* input0, Tensor* output, std::vector<int32_t> axis, float epsilon, std::vector<float> gamma, std::vector<float> beta, std::vector<int64_t> external, int group, bool useRMS) {
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flatbuffers::FlatBufferBuilder builder(DEFAULT_ALLOCATE_SIZE);
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std::vector<float> g, b;
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auto vecaxis = builder.CreateVector(axis);
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auto vecgamma = builder.CreateVector(g);
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auto vecbeta = builder.CreateVector(b);
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if (gamma.size() > 0 && beta.size() > 0) {
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vecgamma = builder.CreateVector(gamma.data(), gamma.size());
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vecbeta = builder.CreateVector(beta.data(), beta.size());
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}
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auto vecexternal = builder.CreateVector(external);
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LayerNormBuilder builder_(builder);
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builder_.add_axis(vecaxis);
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builder_.add_group(group);
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builder_.add_epsilon(epsilon);
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if (gamma.size() > 0 && beta.size() > 0) {
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builder_.add_gamma(vecgamma);
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builder_.add_beta(vecbeta);
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}
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|
|
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builder_.add_useRMSNorm(useRMS);
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builder_.add_external(vecexternal);
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auto mainOffset = builder_.Finish().Union();
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|
OpBuilder opB(builder);
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|
opB.add_type(OpType_LayerNorm);
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opB.add_main(mainOffset);
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opB.add_main_type(OpParameter_LayerNorm);
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builder.Finish(opB.Finish());
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std::shared_ptr<Command> cmdP(new Command);
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|
auto& cmd = *cmdP;
|
|
cmd.buffer.reset(new BufferStorage);
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|
cmd.buffer->storage = builder.ReleaseRaw(cmd.buffer->allocated_size, cmd.buffer->offset);
|
|
cmd.inputs = {input0};
|
|
cmd.outputs = {output};
|
|
cmd.op = flatbuffers::GetRoot<Op>(cmd.buffer->buffer());
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|
return cmdP;
|
|
}
|
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std::shared_ptr<Command> GeometryComputerUtils::makeUnary(UnaryOpOperation type, Tensor* input0, Tensor* output) {
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|
flatbuffers::FlatBufferBuilder builder(DEFAULT_ALLOCATE_SIZE);
|
|
UnaryOpBuilder builder_(builder);
|
|
builder_.add_opType(type);
|
|
auto mainOffset = builder_.Finish().Union();
|
|
OpBuilder opB(builder);
|
|
opB.add_type(OpType_UnaryOp);
|
|
opB.add_main(mainOffset);
|
|
opB.add_main_type(OpParameter_UnaryOp);
|
|
builder.Finish(opB.Finish());
|
|
std::shared_ptr<Command> cmdP(new Command);
|
|
auto& cmd = *cmdP;
|
|
cmd.buffer.reset(new BufferStorage);
|
|
cmd.buffer->storage = builder.ReleaseRaw(cmd.buffer->allocated_size, cmd.buffer->offset);
|
|
cmd.inputs = {input0};
|
|
cmd.outputs = {output};
|
|
cmd.op = flatbuffers::GetRoot<Op>(cmd.buffer->buffer());
|
|
return cmdP;
|
|
}
|
|
std::shared_ptr<Command> GeometryComputerUtils::makeCommand(flatbuffers::FlatBufferBuilder& builder, const std::vector<Tensor*>& inputs,
|
|
const std::vector<Tensor*>& outputs) {
|
|
std::shared_ptr<Command> cmdP(new Command);
|
|
auto& cmd = *cmdP;
|
|
cmd.buffer.reset(new BufferStorage);
|
|
cmd.buffer->storage = builder.ReleaseRaw(cmd.buffer->allocated_size, cmd.buffer->offset);
|
|
cmd.outputs = outputs;
|
|
cmd.inputs = inputs;
|
|
cmd.op = flatbuffers::GetRoot<Op>(cmd.buffer->buffer());
|
|
return cmdP;
|
|
}
|
|
|
|
std::shared_ptr<Command> GeometryComputerUtils::makeMatMul(Tensor* input0, Tensor* input1, Tensor* output, Tensor* Bias, bool transposeA,
|
|
bool transposeB) {
|
|
std::shared_ptr<Command> cmdP(new Command);
|
|
auto& cmd = *cmdP;
|
|
flatbuffers::FlatBufferBuilder builder(DEFAULT_ALLOCATE_SIZE);
|
|
MatMulBuilder builder_(builder);
|
|
builder_.add_transposeA(transposeA);
|
|
builder_.add_transposeB(transposeB);
|
|
auto mainOffset = builder_.Finish().Union();
|
|
OpBuilder opB(builder);
|
|
opB.add_type(OpType_MatMul);
|
|
opB.add_main(mainOffset);
|
|
opB.add_main_type(OpParameter_MatMul);
|
|
builder.Finish(opB.Finish());
|
|
cmd.buffer.reset(new BufferStorage);
|
|
cmd.buffer->storage = builder.ReleaseRaw(cmd.buffer->allocated_size, cmd.buffer->offset);
|
|
if (nullptr == Bias) {
|
|
cmd.inputs = {input0, input1};
|
|
} else {
|
|
cmd.inputs = {input0, input1, Bias};
|
|
}
|
|
cmd.outputs = {output};
|
|
cmd.op = flatbuffers::GetRoot<Op>(cmd.buffer->buffer());
|
|
return cmdP;
|
|
}
|
|
|
|
Tensor::InsideDescribe::Region GeometryComputerUtils::makeRawAddressRef(Tensor* src, int srcOffset, int size,
|
|
int dstOffset) {
|
|
Tensor::InsideDescribe::Region reg;
|
|
// Default is 1, 1, 1
|
|
reg.size[2] = size;
|
|
|
|
// Default is 0, 1, 1, 1
|
|
reg.src.offset = srcOffset;
|
|
reg.dst.offset = dstOffset;
|
|
reg.origin = src;
|
|
return reg;
|
|
}
|
|
|
|
void GeometryComputerUtils::makeRawAddressRef(Tensor* dst, Tensor* src, int srcOffset, int size, int dstOffset) {
|
|
auto describe = TensorUtils::getDescribe(dst);
|
|
describe->memoryType = Tensor::InsideDescribe::MEMORY_VIRTUAL;
|
|
describe->regions = {makeRawAddressRef(src, srcOffset, size, dstOffset)};
|
|
}
|
|
|
|
}; // namespace MNN
|