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[Tile] Mark all of <simd> as host device - #10598

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miscco merged 1 commit into
tile_mdspan_againfrom
tile_more_simd
Aug 5, 2026
Merged

[Tile] Mark all of <simd> as host device#10598
miscco merged 1 commit into
tile_mdspan_againfrom
tile_more_simd

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@miscco

@miscco miscco commented Aug 3, 2026

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Its currently not supported at all

Description

closes

Checklist

  • New or existing tests cover these changes.
  • The documentation is up to date with these changes.

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@miscco
miscco requested a review from a team as a code owner August 3, 2026 11:27
@miscco
miscco requested review from gevtushenko and removed request for a team August 3, 2026 11:27
@github-project-automation github-project-automation Bot moved this to Todo in CCCL Aug 3, 2026
@cccl-authenticator-app cccl-authenticator-app Bot moved this from Todo to In Review in CCCL Aug 3, 2026
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copy-pr-bot Bot commented Aug 4, 2026

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This pull request requires additional validation before any workflows can run on NVIDIA's runners.

Pull request vetters can view their responsibilities here.

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@miscco
miscco force-pushed the tile_more_simd branch 2 times, most recently from 6fba4fe to 480d1a4 Compare August 4, 2026 08:35
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github-actions Bot commented Aug 5, 2026

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⏱️ CCCL compile-time benchmark comparison: Public headers compile-time bench

Result: 1 regression row(s), 4 improvement row(s) above threshold.

Run Value
Config public-headers-gcc13
Baseline origin/main
Preset all-dev
Targets cub.headers.base, thrust.cpp.cuda.headers.base, libcudacxx.test.public_headers
GPU / launch args rtx2080 / --cuda 13.3 --host gcc13

Artifacts: reports and traces

Direct file processing

-f file-processing exclusive --sort total

🔴 Direct file processing — Regressions
Rank Regression impact Selected Δ Baseline Current Event Matched traces
1 1.460953 1.460953 19.269054 20.730007 Processing Header File: libcudacxx/include/cuda/__device/physical_device.h 94
🟢 Direct file processing — Improvements
Rank Improvement impact Selected Δ Baseline Current Event Matched traces
1 1.155788 -1.155788 9.694936 8.539148 Processing Header File: libcudacxx/include/cuda/std/__cccl/prologue.h 550
2 0.374371 -0.374371 7.851376 7.477005 Processing Header File: cub/cub/util_type.cuh 279
3 0.310562 -0.310562 3.280853 2.970291 Processing Header File: libcudacxx/include/cuda/std/__cccl/epilogue.h 550
4 0.287583 -0.287583 11.051154 10.763571 Processing Header File: libcudacxx/include/cuda/std/__iterator/concepts.h 437

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🥳 CI Workflow Results

🟩 Finished in 3h 56m: Pass: 100%/115 | Total: 2d 14h | Max: 1h 25m | Hits: 75%/491686

See results here.

@miscco
miscco merged commit 816f9c2 into main Aug 5, 2026
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@miscco
miscco deleted the tile_more_simd branch August 5, 2026 11:32
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