mklarqvist positional-popcount issues

mklarqvist / positional-popcount

Fast C functions for the computing the positional popcount (pospopcnt).

Apache License 2.0

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issues

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AVX512BW 8-bit pospopcnt using vpsadbw

#40 WojciechMula closed 4 years ago
0
A bit faster Harley-Seal-based implementations

#39 WojciechMula closed 4 years ago
0
Another variant of 8-bit pospopcnt (SSE4 and AVX2 implementations)

#38 WojciechMula closed 4 years ago
0
Faster 32-bit pospopcnt

#37 WojciechMula closed 4 years ago
2
Detailed

#36 mklarqvist closed 4 years ago
0
Positional popcount for 32-bit entities

#35 WojciechMula closed 4 years ago
0
Proper incrementation order in scalar hist1x4

#34 WojciechMula closed 4 years ago
0
Pospopcnt for 8-bit data

#33 WojciechMula closed 4 years ago
0
Add pospopcnt 8-bit procedures

#32 WojciechMula closed 4 years ago
0
Eliminate warnings

#31 WojciechMula closed 4 years ago
0
MinGW problems

#30 WojciechMula opened 4 years ago
1
Fix Windows build

#29 WojciechMula closed 4 years ago
0
Refactor benchmark program

#28 WojciechMula closed 4 years ago
0
Add 8-bit positional popcount procedures

#27 WojciechMula closed 4 years ago
1
Daniel/add get alignment

#26 lemire closed 5 years ago
0
Discussion

#25 aqrit closed 4 years ago
10
update scalar_umul128 & sse2_sad

#24 aqrit closed 5 years ago
1
Use ternary logic instruction

#23 WojciechMula closed 5 years ago
2
Measuring the counter overhead.

#22 lemire closed 5 years ago
8
Optionally use aligned input data

#21 WojciechMula closed 5 years ago
7
Cleanup

#20 mklarqvist closed 5 years ago
0
Accumulate counters using "horizontal reduction"

#19 WojciechMula closed 5 years ago
8
Added pospopcnt_u16_scalar_umul128 subroutine.

#18 mklarqvist closed 5 years ago
0
new scalar umul128 method

#17 aqrit closed 5 years ago
11
Intel perf

#16 mklarqvist closed 5 years ago
0
Using ref. cycles too.

#15 lemire closed 5 years ago
0
Let us display the array size (useful for comparison with caching).

#14 lemire closed 5 years ago
0
Dev2

#13 mklarqvist closed 5 years ago
0
We want "n" to be an uint32_t.

#12 lemire closed 5 years ago
0
Horizontal sum of 16-bit counters

#11 WojciechMula closed 5 years ago
15
AVX512: scatter update loop

#10 WojciechMula closed 5 years ago
4
Minor optimization (improving avx512_csa)

#9 lemire closed 5 years ago
0
Update machine measurments (from CNL)

#8 WojciechMula closed 5 years ago
0
new scalar tail for sse2_sad method

#7 aqrit closed 5 years ago
2
New scheme

#6 lemire closed 5 years ago
11
add population count (e.g., AVX-512)

#5 lemire closed 5 years ago
0
Some fixes + instrumented tests

#4 lemire closed 5 years ago
0
avx512 popcnt

#3 mklarqvist closed 5 years ago
0
avx512

#2 mklarqvist closed 5 years ago
0
avx512 functions

#1 mklarqvist closed 5 years ago
0