GH-47572: [C++][Parquet] Uniform unpack interface#47573

Merged

pitrou merged 76 commits intoapache:mainfrom

AntoinePrv:bit-packing

Oct 16, 2025

Commits on Oct 16, 2025

Add large bit_width unpack64 tests

AntoinePrv
authored and
pitrou
committed
Handle 16bit unpacking generation

AntoinePrv
authored and
pitrou
committed
Use uint8_t* input for simd unpack

AntoinePrv
authored and
pitrou
committed
Gen: regenerate bpacking_simd

AntoinePrv
authored and
pitrou
committed
Exclude Python codegen from doxygen

AntoinePrv
authored and
pitrou
committed
Make generic scalar unpacking codegen

AntoinePrv
authored and
pitrou
committed
Gen: regenerate scalar unpack function in single file

AntoinePrv
authored and
pitrou
committed
Simplify scalar_unpack increments

AntoinePrv
authored and
pitrou
committed
Gen: regenerate bpacking_scalar

AntoinePrv
authored and
pitrou
committed
Try: reinterpret cast

AntoinePrv
authored and
pitrou
committed
Revert: reinterpret cast

AntoinePrv
authored and
pitrou
committed
Simplify simd generator code

AntoinePrv
authored and
pitrou
committed
Gen: regenerate simd files

AntoinePrv
authored and
pitrou
committed
Use templated method in SimdUnpacker

AntoinePrv
authored and
pitrou
committed
Gen: regenerate simd files

AntoinePrv
authored and
pitrou
committed
Slight improvement to SIMD codegen

AntoinePrv
authored and
pitrou
committed
Use template functions in scalar codegen and factor dispatch

AntoinePrv
authored and
pitrou
committed
Gen: regenerate unpack files

AntoinePrv
authored and
pitrou
committed
Try new simd scheme

AntoinePrv
authored and
pitrou
committed
Fix template specialization

AntoinePrv
authored and
pitrou
committed
Gen: regenerate unpack files

AntoinePrv
authored and
pitrou
committed
Only generate simd 32

AntoinePrv
authored and
pitrou
committed
Gen: regenerate unpack files

AntoinePrv
authored and
pitrou
committed
Add SSE4.2 instantiation to bpacking

AntoinePrv
authored and
pitrou
committed
Try: new simd scheme

AntoinePrv
authored and
pitrou
committed
WIP: new simd algo

AntoinePrv
authored and
pitrou
committed
WIP

AntoinePrv
authored and
pitrou
committed
Struct unpacker for width and no generate null/full

AntoinePrv
authored and
pitrou
committed
Gen: regenerate unpack files

AntoinePrv
authored and
pitrou
committed
WIP simd unpack

AntoinePrv
authored and
pitrou
committed
Generate scalar 16 bit unpacking

AntoinePrv
authored and
pitrou
committed
Move scalar unpack functions to their own file

AntoinePrv
authored and
pitrou
committed
Gen: regenerate unpack files

AntoinePrv
authored and
pitrou
committed
Test all width

AntoinePrv
authored and
pitrou
committed
Add sse2 file

AntoinePrv
authored and
pitrou
committed
Simplify bpacking files

AntoinePrv
authored and
pitrou
committed
Add simd 16 unpack functions

AntoinePrv
authored and
pitrou
committed
Gen: regenerate unpack files

AntoinePrv
authored and
pitrou
committed
Remove unpack16_avx512

AntoinePrv
authored and
pitrou
committed
Gen: regenerate avx512 file

AntoinePrv
authored and
pitrou
committed
Add missing header

AntoinePrv
authored and
pitrou
committed
Add simd 64

AntoinePrv
authored and
pitrou
committed
Gen: regenerate simd files

AntoinePrv
authored and
pitrou
committed
Missing 64 impl

AntoinePrv
authored and
pitrou
committed
BENCHMARK ALL

AntoinePrv
authored and
pitrou
committed
Adjust used unpack functions

AntoinePrv
authored and
pitrou
committed
use constexpr jump table

AntoinePrv
authored and
pitrou
committed
Reduce number of displayed tests

AntoinePrv
authored and
pitrou
committed
Fix array CTAD

AntoinePrv
authored and
pitrou
committed
Revert "BENCHMARK ALL"

AntoinePrv
authored and
pitrou
committed
Fix missing header guard

AntoinePrv
authored and
pitrou
committed
Use template for public unpack functions

AntoinePrv
authored and
pitrou
committed
Fix template instanciation declaration

AntoinePrv
authored and
pitrou
committed
Use template for internal unpack functions

AntoinePrv
authored and
pitrou
committed
Fix UB

AntoinePrv
authored and
pitrou
committed
Use unpack<uint16_t> in BitReader

AntoinePrv
authored and
pitrou
committed
Gen: regenerate files

AntoinePrv
authored and
pitrou
committed
Generate unpack16 function calling unpack32

AntoinePrv
authored and
pitrou
committed
Use unpack16 simd functions

AntoinePrv
authored and
pitrou
committed
Add unpack_avx512<uint16_t>

AntoinePrv
authored and
pitrou
committed
Add unpack8

AntoinePrv
authored and
pitrou
committed
Gen: regenerate files

AntoinePrv
authored and
pitrou
committed
Use unpack functions universally

AntoinePrv
authored and
pitrou
committed
Remove unpack on SSE4.2

AntoinePrv
authored and
pitrou
committed
Avoid namespace conflict

AntoinePrv
authored and
pitrou
committed
Try manual jump table

AntoinePrv
authored and
pitrou
committed
Update gitattribute

AntoinePrv
authored and
pitrou
committed
Address review comments

AntoinePrv
authored and
pitrou
committed
Add anonymous namespace

AntoinePrv
authored and
pitrou
committed
Add unpack<bool>

AntoinePrv
authored and
pitrou
committed
Rename test

AntoinePrv
authored and
pitrou
committed
Rename simd_min > simd_default

AntoinePrv
authored and
pitrou
committed
Address reviewer comments

AntoinePrv
authored and
pitrou
committed
Size of bool may not be one

AntoinePrv
authored and
pitrou
committed
Add half width comment

AntoinePrv
authored and
pitrou
committed
Refine comment
pitrou
committed