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gh-120196: Faster ascii_decode and find_max_char implementations - #120212

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rhpvorderman wants to merge 24 commits into

python:mainfrom

rhpvorderman:MICROOPTIMIZATIONS

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gh-120196: Faster ascii_decode and find_max_char implementations#120212
rhpvorderman wants to merge 24 commits into
python:mainfrom
rhpvorderman:MICROOPTIMIZATIONS

Commits on Jun 7, 2024
- Write an unrolled version of find_max_char
  rhpvorderman
  committed
  a54bf86
- Unroll 8 characters rather than 4 to improve vectorization in find_max_char
  rhpvorderman
  committed
  71ff457
- Bigger chunk ascii decoding
  rhpvorderman
  committed
  98a6449
- Fix whitespace issues
  rhpvorderman
  committed
  10527c6
- Fix compiler warnings
  rhpvorderman
  committed
  f0f4139
- Prevent re-read of same value
  rhpvorderman
  committed
  849a068
- Simplify find_max_char initialization
  rhpvorderman
  committed
  fad19a0
- Add missing increments
  rhpvorderman
  committed
  f04bb2c
- Add blurb
  rhpvorderman
  committed
  cd0fc5e
- Replace unroll_end with unrolled_end
  rhpvorderman
  committed
  8f0fd56
Commits on Jun 11, 2024
- Reword burb
  
  rhpvorderman
  and
  eendebakpt
  authored
  37aee7a
- Update Objects/stringlib/find_max_char.h
  
  rhpvorderman
  and
  eendebakpt
  authored
  a6fc417
Commits on Jun 12, 2024
- Merge branch 'main' into MICROOPTIMIZATIONS
  rhpvorderman
  committed
  104ca62
Commits on Jun 14, 2024
- Merge branch 'main' into MICROOPTIMIZATIONS
  rhpvorderman
  committed
  d465517
- Reuse find_max_char for bytes objects
  rhpvorderman
  committed
  1ce308e
- Simplify the find_max_char function by loading unaligned
  rhpvorderman
  committed
  48f1e84
- Allow optimized unaligned loads and simplify ascii_decode
  rhpvorderman
  committed
  21de804
- Add loop for more optimal assembly
  rhpvorderman
  committed
  1ec2113
- Also perform an unalgined load at the end
  rhpvorderman
  committed
  0258ae0
- Fix compiler warning
  rhpvorderman
  committed
  ec76b74
- Revert "Reuse find_max_char for bytes objects"
  rhpvorderman
  committed
  845eb4e
Commits on Jun 17, 2024
- Merge branch 'main' into MICROOPTIMIZATIONS
  rhpvorderman
  committed
  f8cc68d
- Improve comments
  rhpvorderman
  committed
  89ab2c9
Commits on Sep 10, 2024
- Merge branch 'main' into MICROOPTIMIZATIONS
  rhpvorderman
  committed
  002b7ec

Commits

Commits on Jun 7, 2024

Commits on Jun 11, 2024

Commits on Jun 12, 2024

Commits on Jun 14, 2024

Commits on Jun 17, 2024

Commits on Sep 10, 2024