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[Feature] Add CUDA support for `min` and `max` reducer in heterogeneous API for unary message functions (#3566)

* CUDA support max/min reducer on forward pass

* docstring

* concised UpdateGradMinMax_hetero

* reorganized UpdateGradMinMax_hetero

* CUDA kernels for max/min reducer

* variable name

* lint check

* changed CUDA 2D thread mapping to 1D

* removed legacy cusparse for min/max reducer

* git CI issue

* restarting git CI

* adding namespace std
Co-authored-by: Israt Nisa <nisisrat@amazon.com>
Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>

* Added SDDMMCOO_hetero support

* removed redundant CUDA kernels

* added benchmark for regression test

* fix

* fixed bug for single src node type
Co-authored-by: Israt Nisa <nisisrat@amazon.com>
Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>

[Feature] Add Heterograph support on Python for builtin unary msg functions (copy_u, copy_e) (#2989)

* heterograph for binary func

* Added SDDMM support

* Added unittest

* added binary test cases

* unary mfuncs works

* Fixed lint err

* lint check and others

* link check

* fixed import *_hetero issue

* lint check

* replace torch with dgl backend

* lint cehck

* removed torch from test

* skip mxnet unittest

* skip gpu test

* Remove unused/duplicated code

* minor

* changed data structure of ndata and edata

* link check

* reorganized

* minor lint

* minor lint

* raise error for udf func

* lint check

* fix for CUDA 10.1

* add a note for future cross-type max/min reducing

* Add support CUDA < 11

* lint check

* tidied C code

* remove dummy GSDDMM_hetero backward implementation
Co-authored-by: Israt Nisa <nisisrat@amazon.com>
Co-authored-by: Minjie Wang <wmjlyjemaine@gmail.com>
Co-authored-by: Quan Gan <coin2028@hotmail.com>

* Added heterograph support SpMM, SDDMM

* bug fix cuda stream

* add cudaStrm destroy and fix whitespace

* Added heterograph support SpMM, SDDMM

* bug fix cuda stream

* add cudaStrm destroy and fix whitespace

* changed max stream = 1

* Fixed ctx

* using default stream

* Added heterograph support SpMM, SDDMM

* bug fix cuda stream

* add cudaStrm destroy and fix whitespace

* changed max stream = 1

* Fixed ctx

* using default stream

* fix bug in copy_rhs

* changed by mistake

* minor datatype change

* added datatype check
Co-authored-by: Israt Nisa <nisisrat@amazon.com>

* add tvm as submodule

* compilation is ok but calling fails

* can call now

* pack multiple modules, change names

* upd

* upd

* upd

* fix cmake

* upd

* upd

* upd

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* fix

* relative path

* upd

* upd

* upd

* singleton

* upd

* trigger

* fix

* upd

* count reducible

* upd

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* upd

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* upd

* upd

* upd

* only keep related files

* upd

* upd

* upd

* upd

* lint

* lint

* lint

* lint

* pylint

* upd

* upd

* compilation

* fix

* upd

* upd

* upd

* upd

* upd

* upd

* upd doc

* refactor

* fix

* upd number
Co-authored-by: Zhi Lin <linzhilynn@gmail.com>
Co-authored-by: Ubuntu <ubuntu@ip-172-31-42-78.us-east-2.compute.internal>
Co-authored-by: Ubuntu <ubuntu@ip-172-31-21-156.us-east-2.compute.internal>
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>

* upd

* upd

* upd

* upd

* fix

* upd

* upd
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>

* upd

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* fix

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* lint

* upd

* upd

* fmt
Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>

* up

* pylint

* upd

* init

* reverse(by minjie

* upd

* upd

* upd

* upd

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* gpu

* upd

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* udp

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* imidiot

* fix

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* udp

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* fix

* udp

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* fix

* remove redundency

* upd

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* cache

* upd

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* udp

* upd

* trigger

* upd

* fix

* upd

* unused import

* upd

* upd

* add cub; array cumsum

* CSRSliceRows

* fix warning

* operator << for ndarray; CSRSliceRows

* add CSRIsSorted

* add csr_sort

* inplace coosort and outplace csrsort

* WIP: coo is sorted

* mv cuda_utils

* add AllTrue utility

* csr sort

* coo sort

* coo2csr for sorted coo arrays

* CSRToCOO from sorted

* pass tests for the new kernel changes

* cannot use inplace sort

* lint

* try fix msvc error

* Fix g.copy_to and g.asnumbits; ToBlock no longer uses CSC

* stash

* revert some hack

* revert some changes

* address comments

* fix

* fix to_block unittest

* add todo note

* udp

* simplify

* sddmm dot cpu

* upd

* format

* upd

* compatible with MJ's PR

* lint

* upd

* upd

* upd

* python end

* upd

* upd

* lint

* lint

* upd

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* upd

* upd

* lint

* fix mxnet

* upd

* lint

* use minjie's ptr

* macro

* upd

* reorg

* lint

* fix corner cases

* upd

* enrich cpu docs

* upd

* upd

* lint

* lint

* pylint

* sx review

* improve docstring

* python doc

* upd

* restructure

* lint

* upd test

* upd

* pylint

* fix corner cases and test