TensorRT-LLMs/cpp/tensorrt_llm/plugins/lookupPlugin/lookupPlugin.cpp
2023-09-20 00:29:41 -07:00

304 lines
8.7 KiB
C++

/*
* SPDX-FileCopyrightText: Copyright (c) 1993-2022 NVIDIA CORPORATION &
* AFFILIATES. All rights reserved. SPDX-License-Identifier: Apache-2.0
*
* 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 <cstdio>
#include "tensorrt_llm/kernels/lookupKernels.h"
#include "tensorrt_llm/plugins/common/plugin.h"
#include "tensorrt_llm/plugins/lookupPlugin/lookupPlugin.h"
using namespace nvinfer1;
using namespace tensorrt_llm::kernels;
using namespace tensorrt_llm::common;
using nvinfer1::plugin::LookupPluginCreator;
using nvinfer1::plugin::LookupPlugin;
static const char* LOOKUP_PLUGIN_VERSION{"1"};
static const char* LOOKUP_PLUGIN_NAME{"Lookup"};
PluginFieldCollection LookupPluginCreator::mFC{};
std::vector<PluginField> LookupPluginCreator::mPluginAttributes;
LookupPlugin::LookupPlugin(nvinfer1::DataType type, int rank)
: mType(type)
, mRank(rank)
{
}
// Parameterized constructor
LookupPlugin::LookupPlugin(const void* data, size_t length)
{
const char *d = reinterpret_cast<const char*>(data), *a = d;
read(d, mType);
read(d, mRank);
PLUGIN_ASSERT(d == a + length);
}
// IPluginV2DynamicExt Methods
nvinfer1::IPluginV2DynamicExt* LookupPlugin::clone() const noexcept
{
auto* plugin = new LookupPlugin(*this);
plugin->setPluginNamespace(mNamespace.c_str());
plugin->initialize();
return plugin;
}
nvinfer1::DimsExprs LookupPlugin::getOutputDimensions(
int outputIndex, const nvinfer1::DimsExprs* inputs, int nbInputs, nvinfer1::IExprBuilder& exprBuilder) noexcept
{
try
{
PLUGIN_ASSERT(nbInputs == 2);
PLUGIN_ASSERT(outputIndex == 0);
DimsExprs ret;
const int nbDimsInput = inputs[0].nbDims;
const int nbDimsWeight = inputs[1].nbDims;
ret.nbDims = nbDimsInput + 1;
for (int i = 0; i < nbDimsInput; ++i)
{
ret.d[i] = inputs[0].d[i];
}
ret.d[nbDimsInput] = inputs[1].d[nbDimsWeight - 1];
return ret;
}
catch (const std::exception& e)
{
caughtError(e);
}
return DimsExprs{};
}
bool LookupPlugin::supportsFormatCombination(
int pos, const nvinfer1::PluginTensorDesc* inOut, int nbInputs, int nbOutputs) noexcept
{
bool res = false;
switch (pos)
{
case 0: res = ((inOut[0].type == DataType::kINT32) && (inOut[0].format == TensorFormat::kLINEAR)); break;
case 1: res = ((inOut[1].type == mType) && (inOut[1].format == TensorFormat::kLINEAR)); break;
case 2: res = ((inOut[2].type == mType) && (inOut[2].format == TensorFormat::kLINEAR)); break;
default: // should NOT be here!
res = false;
}
return res;
}
void LookupPlugin::configurePlugin(const nvinfer1::DynamicPluginTensorDesc* in, int nbInputs,
const nvinfer1::DynamicPluginTensorDesc* out, int nbOutputs) noexcept
{
}
size_t LookupPlugin::getWorkspaceSize(const nvinfer1::PluginTensorDesc* inputs, int nbInputs,
const nvinfer1::PluginTensorDesc* outputs, int nbOutputs) const noexcept
{
return 0;
}
int LookupPlugin::enqueue(const nvinfer1::PluginTensorDesc* inputDesc, const nvinfer1::PluginTensorDesc* outputDesc,
const void* const* inputs, void* const* outputs, void* workspace, cudaStream_t stream) noexcept
{
// inputs
// input [batchSize]
// weight [localVocabSize, hidden]
// outputs
// embedding [batchSize, hidden]
int batchSize = 1;
for (int i = 0; i < inputDesc[0].dims.nbDims; ++i)
{
batchSize *= inputDesc[0].dims.d[i];
}
const int localVocabSize = inputDesc[1].dims.d[0];
const int hidden = inputDesc[1].dims.d[inputDesc[1].dims.nbDims - 1];
const int* input = reinterpret_cast<const int*>(inputs[0]);
int offset = mRank * localVocabSize;
if (mType == DataType::kHALF)
{
const half* weight = reinterpret_cast<const half*>(inputs[1]);
half* output = reinterpret_cast<half*>(outputs[0]);
invokeLookUp<half, int>(output, input, weight, batchSize, offset, localVocabSize, hidden, stream);
}
else if (mType == DataType::kFLOAT)
{
const float* weight = reinterpret_cast<const float*>(inputs[1]);
float* output = reinterpret_cast<float*>(outputs[0]);
invokeLookUp<float, int>(output, input, weight, batchSize, offset, localVocabSize, hidden, stream);
}
else if (mType == DataType::kBF16)
{
const __nv_bfloat16* weight = reinterpret_cast<const __nv_bfloat16*>(inputs[1]);
__nv_bfloat16* output = reinterpret_cast<__nv_bfloat16*>(outputs[0]);
invokeLookUp<__nv_bfloat16, int>(output, input, weight, batchSize, offset, localVocabSize, hidden, stream);
}
return 0;
}
// IPluginV2Ext Methods
nvinfer1::DataType LookupPlugin::getOutputDataType(
int index, const nvinfer1::DataType* inputTypes, int nbInputs) const noexcept
{
PLUGIN_ASSERT(index == 0);
return inputTypes[1];
}
// IPluginV2 Methods
const char* LookupPlugin::getPluginType() const noexcept
{
return LOOKUP_PLUGIN_NAME;
}
const char* LookupPlugin::getPluginVersion() const noexcept
{
return LOOKUP_PLUGIN_VERSION;
}
int LookupPlugin::getNbOutputs() const noexcept
{
return 1;
}
int LookupPlugin::initialize() noexcept
{
return 0;
}
void LookupPlugin::destroy() noexcept
{
delete this;
}
size_t LookupPlugin::getSerializationSize() const noexcept
{
return sizeof(mType) + sizeof(mRank);
}
void LookupPlugin::serialize(void* buffer) const noexcept
{
char *d = static_cast<char*>(buffer), *a = d;
write(d, mType);
write(d, mRank);
assert(d == a + getSerializationSize());
}
void LookupPlugin::terminate() noexcept {}
void LookupPlugin::setPluginNamespace(const char* libNamespace) noexcept
{
mNamespace = libNamespace;
}
const char* LookupPlugin::getPluginNamespace() const noexcept
{
return mNamespace.c_str();
}
///////////////
LookupPluginCreator::LookupPluginCreator()
{
// Fill PluginFieldCollection with PluginField arguments metadata
mPluginAttributes.clear();
mPluginAttributes.emplace_back(PluginField("type_id", nullptr, PluginFieldType::kINT32, 1));
mPluginAttributes.emplace_back(PluginField("rank", nullptr, PluginFieldType::kINT32, 0));
mFC.nbFields = mPluginAttributes.size();
mFC.fields = mPluginAttributes.data();
}
const char* LookupPluginCreator::getPluginName() const noexcept
{
return LOOKUP_PLUGIN_NAME;
}
const char* LookupPluginCreator::getPluginVersion() const noexcept
{
return LOOKUP_PLUGIN_VERSION;
}
const PluginFieldCollection* LookupPluginCreator::getFieldNames() noexcept
{
return &mFC;
}
IPluginV2* LookupPluginCreator::createPlugin(const char* name, const PluginFieldCollection* fc) noexcept
{
const PluginField* fields = fc->fields;
nvinfer1::DataType type;
int rank;
// Read configurations from each fields
for (int i = 0; i < fc->nbFields; ++i)
{
const char* attrName = fields[i].name;
if (!strcmp(attrName, "type_id"))
{
PLUGIN_ASSERT(fields[i].type == PluginFieldType::kINT32);
type = static_cast<nvinfer1::DataType>(*(static_cast<const nvinfer1::DataType*>(fields[i].data)));
}
else if (!strcmp(attrName, "rank"))
{
PLUGIN_ASSERT(fields[i].type == PluginFieldType::kINT32);
rank = static_cast<int>(*(static_cast<const int*>(fields[i].data)));
}
}
try
{
auto* obj = new LookupPlugin(type, rank);
obj->setPluginNamespace(mNamespace.c_str());
return obj;
}
catch (const std::exception& e)
{
caughtError(e);
}
return nullptr;
}
IPluginV2* LookupPluginCreator::deserializePlugin(
const char* name, const void* serialData, size_t serialLength) noexcept
{
// This object will be deleted when the network is destroyed, which will
// call LookupPlugin::destroy()
try
{
auto* obj = new LookupPlugin(serialData, serialLength);
obj->setPluginNamespace(mNamespace.c_str());
return obj;
}
catch (const std::exception& e)
{
caughtError(e);
}
return nullptr;
}
void LookupPluginCreator::setPluginNamespace(const char* libNamespace) noexcept
{
mNamespace = libNamespace;
}
const char* LookupPluginCreator::getPluginNamespace() const noexcept
{
return mNamespace.c_str();
}