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Extended <cuda/bit>
operations: bitfield_insert
, bitfield_extract
, bit_reverse
, bitmask
#3941
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<bit>
operations: bitfield_insert
and bitfield_extract
<bit>
operations: bitfield_insert
and bitfield_extract
🟩 CI finished in 1h 14m: Pass: 100%/158 | Total: 1d 00h | Avg: 9m 20s | Max: 55m 15s | Hits: 94%/248873
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CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
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CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
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+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
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111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
elstehle
reviewed
Feb 26, 2025
89 tasks
<bit>
operations: bitfield_insert
and bitfield_extract
<bit>
operations: bitfield_insert
, bitfield_extract
, bit_reverse_
<bit>
operations: bitfield_insert
, bitfield_extract
, bit_reverse_
<bit>
operations: bitfield_insert
, bitfield_extract
, bit_reverse
🟨 CI finished in 1h 16m: Pass: 97%/158 | Total: 23h 41m | Avg: 8m 59s | Max: 51m 11s | Hits: 95%/238580
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
🟨 CI finished in 1h 34m: Pass: 89%/158 | Total: 1d 09h | Avg: 12m 37s | Max: 1h 17m | Hits: 89%/206680
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
🟩 CI finished in 1h 03m: Pass: 100%/158 | Total: 1d 01h | Avg: 9m 29s | Max: 57m 36s | Hits: 93%/249058
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
miscco
reviewed
Mar 4, 2025
miscco
reviewed
Mar 4, 2025
🟩 CI finished in 1h 03m: Pass: 100%/158 | Total: 1d 00h | Avg: 9m 17s | Max: 51m 19s | Hits: 93%/249058
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
Co-authored-by: Bernhard Manfred Gruber <bernhardmgruber@gmail.com>
Co-authored-by: Bernhard Manfred Gruber <bernhardmgruber@gmail.com>
Co-authored-by: Bernhard Manfred Gruber <bernhardmgruber@gmail.com>
Co-authored-by: Bernhard Manfred Gruber <bernhardmgruber@gmail.com>
Co-authored-by: Michael Schellenberger Costa <miscco@nvidia.com>
Co-authored-by: Bernhard Manfred Gruber <bernhardmgruber@gmail.com>
Co-authored-by: Michael Schellenberger Costa <miscco@nvidia.com>
🟩 CI finished in 1h 10m: Pass: 100%/158 | Total: 1d 00h | Avg: 9m 19s | Max: 51m 36s | Hits: 94%/249058
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
miscco
approved these changes
Mar 5, 2025
🟨 CI finished in 2h 07m: Pass: 99%/158 | Total: 3d 06h | Avg: 29m 49s | Max: 1h 23m | Hits: 61%/250576
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
🟩 CI finished in 2h 33m: Pass: 100%/158 | Total: 3d 05h | Avg: 29m 24s | Max: 1h 23m | Hits: 61%/250596
|
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
CUB | |
Thrust | |
CUDA Experimental | |
python | |
CCCL C Parallel Library | |
Catch2Helper |
Modifications in project or dependencies?
Project | |
---|---|
CCCL Infrastructure | |
+/- | libcu++ |
+/- | CUB |
+/- | Thrust |
+/- | CUDA Experimental |
+/- | python |
+/- | CCCL C Parallel Library |
+/- | Catch2Helper |
🏃 Runner counts (total jobs: 158)
# | Runner |
---|---|
111 | linux-amd64-cpu16 |
15 | windows-amd64-cpu16 |
10 | linux-arm64-cpu16 |
8 | linux-amd64-gpu-rtx2080-latest-1 |
6 | linux-amd64-gpu-rtxa6000-latest-1 |
5 | linux-amd64-gpu-h100-latest-1 |
3 | linux-amd64-gpu-rtx4090-latest-1 |
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Description
Provide efficient and safe implementations of PTX
bfi
andbfe
https://docs.nvidia.com/cuda/parallel-thread-execution/index.html#integer-arithmetic-instructions-bfiThe PR provides the following functions:
they exploit Volta+ instruction
BMSK
, andBFI/BFE
on previous GPU archsexploit
BREV
on device and__builtin_bitreverse
on the host with clangsee also #3935 (comment)
TODO:
documentation preview:
bit_reverse.pdf
bitfield_extract.pdf
bitfield_insert.pdf
bitmask.pdf