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Adding sparse support to MXTensor for custom operators (apache#17569)
* Added enum for sparse storage * Add structure for Dense and Sparse * redesign the data structure for MXSparse * pull out aux data from sparse NDArray * Added more sparse arguments to API interface * Passed sparse from c_api to lib_api.h and set in MXTensor * Fix indent * fix segfault * Fix NDArray to MXTensor errors * Add a sample of sparse(CSR) transpose * Make CSR transpose temporarily work by hardcoding * Fixed sparse output size(Refined) * Add tests for symbolic and stateful ops * Added a sample for row sparse transpose * Added real row sparse transpose * Fix output size issue by adding lambda for CheckAndAlloc() * Fix mixed storage formats error * Added infer storage type function * resolve comments * Set inferSType as optional function * Resolve comments * Add error messages * Resolve comments * verify transpose ops results * fix sanity check * update MX_LIBRARY_VERSION to 5
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#!/usr/bin/env python3 | ||
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# Licensed to the Apache Software Foundation (ASF) under one | ||
# or more contributor license agreements. See the NOTICE file | ||
# distributed with this work for additional information | ||
# regarding copyright ownership. The ASF licenses this file | ||
# to you 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. | ||
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# coding: utf-8 | ||
# pylint: disable=arguments-differ | ||
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# This test checks dynamic loading of custom library into MXNet | ||
# and checks end to end compute of a simple 2D gemm custom op | ||
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import mxnet as mx | ||
import os | ||
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#load library | ||
if (os.name=='posix'): | ||
path = os.path.abspath('libtransposecsr_lib.so') | ||
mx.library.load(path) | ||
elif (os.name=='nt'): | ||
path = os.path.abspath('libtransposecsr_lib.dll') | ||
mx.library.load(path) | ||
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a = mx.nd.array([[1,3,0,2,1],[0,1,0,0,0],[0,2,4,5,3]]) | ||
a = a.tostype('csr') | ||
print("--------Input CSR Array---------") | ||
print("data:", a.data.asnumpy()) | ||
print("indices:", a.indices.asnumpy()) | ||
print("indptr:", a.indptr.asnumpy()) | ||
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print("--------Start NDArray Compute---------") | ||
b = mx.nd.my_transposecsr(a) | ||
print("Compute Results:") | ||
print("data:", b.data.asnumpy()) | ||
print("indices:", b.indices.asnumpy()) | ||
print("indptr:", b.indptr.asnumpy()) | ||
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print("Stateful Compute Result:") | ||
c = mx.nd.my_state_transposecsr(a, test_kw=100) | ||
print("data:", c.data.asnumpy()) | ||
print("indices:", c.indices.asnumpy()) | ||
print("indptr:", c.indptr.asnumpy()) | ||
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print("--------start symbolic compute--------") | ||
d = mx.sym.Variable('d') | ||
e = mx.sym.my_transposecsr(d) | ||
f = mx.sym.my_state_transposecsr(d, test_kw=200) | ||
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exe = e.bind(ctx=mx.cpu(),args={'d':a}) | ||
exe2 = f.bind(ctx=mx.cpu(),args={'d':a}) | ||
out = exe.forward() | ||
print("Compute Results:") | ||
print("data:", out[0].data.asnumpy()) | ||
print("indices:", out[0].indices.asnumpy()) | ||
print("indptr:", out[0].indptr.asnumpy()) | ||
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out2 = exe2.forward() | ||
out2 = exe2.forward() | ||
print("Stateful Compute Result:") | ||
print("data:", out2[0].data.asnumpy()) | ||
print("indices:", out2[0].indices.asnumpy()) | ||
print("indptr:", out2[0].indptr.asnumpy()) | ||
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print("--------Baseline(dense)--------") | ||
print(mx.nd.transpose(a.tostype('default'))) |
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#!/usr/bin/env python3 | ||
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# Licensed to the Apache Software Foundation (ASF) under one | ||
# or more contributor license agreements. See the NOTICE file | ||
# distributed with this work for additional information | ||
# regarding copyright ownership. The ASF licenses this file | ||
# to you 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. | ||
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# coding: utf-8 | ||
# pylint: disable=arguments-differ | ||
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# This test checks dynamic loading of custom library into MXNet | ||
# and checks end to end compute of a simple 2D gemm custom op | ||
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import mxnet as mx | ||
import os | ||
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#load library | ||
if (os.name=='posix'): | ||
path = os.path.abspath('libtransposerowsp_lib.so') | ||
mx.library.load(path) | ||
elif (os.name=='nt'): | ||
path = os.path.abspath('libtransposerowsp_lib.dll') | ||
mx.library.load(path) | ||
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a = mx.nd.array([[1,2,3],[0,0,0],[4,0,5],[0,0,0],[0,0,0]]) | ||
a = a.tostype('row_sparse') | ||
print("--------Input CSR Array---------") | ||
print("data:", a.data.asnumpy()) | ||
print("indices:", a.indices.asnumpy()) | ||
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print("--------Start NDArray Compute---------") | ||
b = mx.nd.my_transposerowsp(a) | ||
print("Compute Results:") | ||
print("data:", b.data.asnumpy()) | ||
print("indices:", b.indices.asnumpy()) | ||
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print("Stateful Compute Result:") | ||
c = mx.nd.my_state_transposerowsp(a, test_kw=100) | ||
print("data:", c.data.asnumpy()) | ||
print("indices:", c.indices.asnumpy()) | ||
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print("--------start symbolic compute--------") | ||
d = mx.sym.Variable('d') | ||
e = mx.sym.my_transposerowsp(d) | ||
f = mx.sym.my_state_transposerowsp(d, test_kw=200) | ||
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exe = e.bind(ctx=mx.cpu(),args={'d':a}) | ||
exe2 = f.bind(ctx=mx.cpu(),args={'d':a}) | ||
out = exe.forward() | ||
print("Compute Results:") | ||
print("data:", out[0].data.asnumpy()) | ||
print("indices:", out[0].indices.asnumpy()) | ||
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out2 = exe2.forward() | ||
out2 = exe2.forward() | ||
print("Stateful Compute Result:") | ||
print("data:", out2[0].data.asnumpy()) | ||
print("indices:", out2[0].indices.asnumpy()) | ||
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print("--------Baseline(dense)--------") | ||
print(mx.nd.transpose(a.tostype('default'))) |
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one | ||
* or more contributor license agreements. See the NOTICE file | ||
* distributed with this work for additional information | ||
* regarding copyright ownership. The ASF licenses this file | ||
* to you 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. | ||
*/ | ||
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/*! | ||
* Copyright (c) 2020 by Contributors | ||
* \file transsparse_lib.cc | ||
* \brief Sample 2D transpose custom operator. | ||
*/ | ||
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#include <iostream> | ||
#include "lib_api.h" | ||
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void transpose(MXTensor src, MXTensor dst, OpResource res) { | ||
MXSparse* A = src.data<MXSparse>(); | ||
MXSparse* B = dst.data<MXSparse>(); | ||
std::vector<int64_t> shape = src.shape; | ||
int64_t h = shape[0]; | ||
int64_t w = shape[1]; | ||
if(src.stype == kCSRStorage) { | ||
float *Aval = (float*) (A->data); | ||
// Here we need one more element to help calculate index(line 57). | ||
std::vector<int64_t> rowPtr(w + 2, 0); | ||
// count column | ||
for(int i = 0; i < A->data_len; i++) { | ||
rowPtr[A->indices[i] + 2]++; | ||
} | ||
// Accumulated sum. After this for loop, rowPtr[1:w+2) stores the correct | ||
// result of transposed rowPtr. | ||
for(int i = 2; i < rowPtr.size(); i++) { | ||
rowPtr[i] += rowPtr[i - 1]; | ||
} | ||
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// Alloc memory for sparse data, where 0 is the index | ||
// of B in output vector. | ||
res.alloc_sparse(B, 0, A->data_len, w + 1); | ||
float *Bval = (float*) (B->data); | ||
for(int i = 0; i < h; i++) { | ||
for(int j = A->indptr[i]; j < A->indptr[i + 1]; j++) { | ||
// Helps calculate index and after that rowPtr[0:w+1) stores the | ||
// correct result of transposed rowPtr. | ||
int index = rowPtr[A->indices[j] + 1]++; | ||
Bval[index] = Aval[j]; | ||
B->indices[index] = i; | ||
} | ||
} | ||
memcpy(B->indptr, rowPtr.data(), sizeof(int64_t) * (w + 1)); | ||
} | ||
} | ||
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MXReturnValue forward(std::map<std::string, std::string> attrs, | ||
std::vector<MXTensor> inputs, | ||
std::vector<MXTensor> outputs, | ||
OpResource res) { | ||
// The data types and storage types of inputs and outputs should be the same. | ||
if(inputs[0].dtype != outputs[0].dtype || inputs[0].stype != outputs[0].stype) { | ||
std::cout << "Error! Expected all inputs and outputs to be the same type." | ||
<< "Found input storage type:" << inputs[0].stype | ||
<< " Found output storage type:" << outputs[0].stype | ||
<< " Found input data type:" << inputs[0].dtype | ||
<< " Found output data type:" << outputs[0].dtype << std::endl; | ||
return MX_FAIL; | ||
} | ||
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transpose(inputs[0], outputs[0], res); | ||
return MX_SUCCESS; | ||
} | ||
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MXReturnValue backward(std::map<std::string, std::string> attrs, | ||
std::vector<MXTensor> inputs, | ||
std::vector<MXTensor> outputs, | ||
OpResource res) { | ||
return MX_SUCCESS; | ||
} | ||
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MXReturnValue parseAttrs(std::map<std::string, std::string> attrs, int* num_in, int* num_out) { | ||
*num_in = 1; | ||
*num_out = 1; | ||
return MX_SUCCESS; | ||
} | ||
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MXReturnValue inferType(std::map<std::string, std::string> attrs, | ||
std::vector<int> &intypes, | ||
std::vector<int> &outtypes) { | ||
// validate inputs | ||
if (intypes.size() != 1) { | ||
std::cout << "Expected 1 inputs to inferType" << std::endl; | ||
return MX_FAIL; | ||
} | ||
if (intypes[0] != kFloat32) { | ||
std::cout << "Expected input to have float32 type" << std::endl; | ||
return MX_FAIL; | ||
} | ||
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outtypes[0] = intypes[0]; | ||
return MX_SUCCESS; | ||
} | ||
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MXReturnValue inferSType(std::map<std::string, std::string> attrs, | ||
std::vector<int> &instypes, | ||
std::vector<int> &outstypes) { | ||
if (instypes[0] != kCSRStorage) { | ||
std::cout << "Expected storage type is kCSRStorage" << std::endl; | ||
return MX_FAIL; | ||
} | ||
outstypes[0] = instypes[0]; | ||
return MX_SUCCESS; | ||
} | ||
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MXReturnValue inferShape(std::map<std::string, std::string> attrs, | ||
std::vector<std::vector<unsigned int>> &inshapes, | ||
std::vector<std::vector<unsigned int>> &outshapes) { | ||
// validate inputs | ||
if (inshapes.size() != 1) { | ||
std::cout << "Expected 1 inputs to inferShape" << std::endl; | ||
return MX_FAIL; | ||
} | ||
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outshapes[0].push_back(inshapes[0][1]); | ||
outshapes[0].push_back(inshapes[0][0]); | ||
return MX_SUCCESS; | ||
} | ||
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REGISTER_OP(my_transposecsr) | ||
.setForward(forward, "cpu") | ||
.setBackward(backward, "cpu") | ||
.setParseAttrs(parseAttrs) | ||
.setInferType(inferType) | ||
.setInferSType(inferSType) | ||
.setInferShape(inferShape); | ||
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/* ------------------------------------------------------------------------- */ | ||
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class MyStatefulTransposeCSR : public CustomStatefulOp { | ||
public: | ||
explicit MyStatefulTransposeCSR(int count) : count(count) {} | ||
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MXReturnValue Forward(std::vector<MXTensor> inputs, | ||
std::vector<MXTensor> outputs, | ||
OpResource op_res) { | ||
std::cout << "Info: keyword + number of forward: " << ++count << std::endl; | ||
std::map<std::string, std::string> attrs; | ||
return forward(attrs, inputs, outputs, op_res); | ||
} | ||
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MXReturnValue Backward(std::vector<MXTensor> inputs, | ||
std::vector<MXTensor> outputs, | ||
OpResource op_res) { | ||
std::map<std::string, std::string> attrs; | ||
return backward(attrs, inputs, outputs, op_res); | ||
} | ||
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private: | ||
int count; | ||
}; | ||
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MXReturnValue createOpState(std::map<std::string, std::string> attrs, | ||
CustomStatefulOp** op_inst) { | ||
// testing passing of keyword arguments | ||
int count = attrs.count("test_kw") > 0 ? std::stoi(attrs["test_kw"]) : 0; | ||
// creating stateful operator instance | ||
*op_inst = new MyStatefulTransposeCSR(count); | ||
std::cout << "Info: stateful operator created" << std::endl; | ||
return MX_SUCCESS; | ||
} | ||
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REGISTER_OP(my_state_transposecsr) | ||
.setParseAttrs(parseAttrs) | ||
.setInferType(inferType) | ||
.setInferSType(inferSType) | ||
.setInferShape(inferShape) | ||
.setCreateOpState(createOpState, "cpu"); | ||
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MXReturnValue initialize(int version) { | ||
if (version >= 10400) { | ||
std::cout << "MXNet version " << version << " supported" << std::endl; | ||
return MX_SUCCESS; | ||
} else { | ||
std::cout << "MXNet version " << version << " not supported" << std::endl; | ||
return MX_FAIL; | ||
} | ||
} |
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