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

Closed

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