ORC-1356: [C++] Use Intel AVX-512 instructions to accelerate the Rle-bit-packing decode#1375

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May 7, 2023

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1. Use clang-format -style=google to format code style of TestRleVectorDecoder.cc
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Commits on Jan 30, 2023

1. Use clang-format to modify the code style of c++/test/TestRleVectorDecoder.cc;
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Use clang-format to modify code style of files:
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Commits on Jan 31, 2023

1.Add an Env parameter "ENABLE_RUNTIME_AVX512" to open or close AVX512 at the runtime
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Commits on Feb 1, 2023

Update CMakeLists.txt

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Update CMakeLists.txt

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Fix some comments.
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Fix some comments
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Merge pull request #4 from wpleonardo/fix_comments
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Fix build error on macos.
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Fix build error on macos
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Fix a build error about "%ld" and "%lld" on macos.
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Merge pull request #11 from wpleonardo/fix_comments
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Use std::cout instead of printf function
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Merge pull request #13 from wpleonardo/fix_comments
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Merge pull request #20 from wpleonardo/fix_comments
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Commits on Mar 9, 2023

Fix an error about _mm512_load_si512 on some CPU core when running with debug binary.
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Merge pull request #21 from wpleonardo/fix_comments
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Commits on Mar 11, 2023

Most hotspot of function RleDecoderV2::resetBufferStart locates in saving stack, so inline this function to have performance gain.
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Commits on Mar 14, 2023

Modified some cmake options and status message
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Commits on Mar 16, 2023

Delete macro ORC_HAVE_RUNTIME_AVX512. Modified CMakeLists.txt to choose if build AVX512 file.
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Merge pull request #22 from wpleonardo/fix_comments
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Modified the code format.
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1.Delete the redundancy code in CpuInfo file
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Commits on Mar 20, 2023

1. Deleted some useless header files included in source file
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1. Code format about c++/src/BpackingAvx512.cc
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Change RleDecoderV2::readLongs return type back to void.
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1. Update link information about apple avx512 in CMakeLists.txt
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Fix an error about if judgement in windows CI test
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Commits on Mar 29, 2023

Add the align header and tailer code in the process of bit-unpacking.
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Fix an error in the CI test yaml file on windows platform.
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Modified the AVX512 enable description in the README.md
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Commits on Mar 31, 2023

Add "shell: bash" in the CI test on windows, and make CI commands running within bash.
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Commits on Apr 11, 2023

1. In function alignHeaderBoundary and alignTailerBoundary, rename parameter "len" to a meanful name
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Change the parameter bitMaxSize type to const uint32_t
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Commits on Apr 13, 2023

Change some parameter's type to const
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Commits on Apr 17, 2023

1. Changed the parameters bufferStart, bufferEnd, bitsLeft and curByte back to private
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1. Code format change
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