ARROW-8792: [C++][Python][R][GLib] New Array compute kernels implementation and execution framework #7240

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wesm wants to merge 41 commits intoapache:masterfrom

wesm:ARROW-8792-kernels-revamp

Commits on May 24, 2020

New C++ compute kernels development framework project
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Finish porting SortToIndices, consolidate files and tests since there is shared code
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Refactoring selection kernels, not yet ported
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filter/take compiling finally
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Fix UBSAN/ASAN issues, take and filter kernels completely working now
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Port hash kernels, adapt execution framework to suit
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Fix memory allocation issue caught by ASAN
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Some progress refactoring cast kernels
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Progress building casting infrastructure
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Cast tests compiling again
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Fix compare_benchmark.cc
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Don't yield empty batches from ExecBatchIterator
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Most casts working now, working on remaining
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All tests passing again
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Update Python bindings, refine error types
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Port R C++ code, though there is a failing test
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Initial round of code review comments, add a bunch of comments
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Initial emkornfield comments
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Fix buglets with default exec chunksize change
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Fix testing submodule
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Initial MSVC compilation fixes
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More MSVC fixes
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clang-format
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Introduce TypeMatcher abstraction for input type checking and add implementations for same Type::type and same Timestamp TimeUnit
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Add missing timestamp kernels to Take and Filter
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Some cleanup, add missing static breaking some builds
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Restore use of ChunkedArray for value_set in set lookup operations IsIn and Match
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[GLib] Use the new API

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Start working on Python bindings for new kernels API
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Fix IsInChunkedArrayInvoke test
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Simple Python bindings for new compute functionality. Unit tests must come later
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Fix build error with -DCMAKE_UNITY_BUILD=ON

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Fix unit tests per minor API changes
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Use size_t for hash type

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Use size_t for kHashSeed

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Add missing ARROW_EXPORT

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Add missing "#pragma once"

kou
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Fix failure on VS 2019 where input bitmap was all 0 by chance
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Simplify some Python method implementations. Do not register unnecessarily timestamp kernels
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Try again to fix failing VS 2019 unit test
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Do not crash on null options passed to filter function. Add prototype bindings for FilterOptions for Python, support to call_function
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