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Support sparse matrices from rocSPARSE - #274

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amontoison wants to merge 5 commits into
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Support sparse matrices from rocSPARSE#274
amontoison wants to merge 5 commits into
mainfrom
am/rocsparse

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@amontoison

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close #254
Very similar to #253.
Supersede #255

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codecov Bot commented Nov 1, 2025

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Codecov Report

❌ Patch coverage is 0% with 57 lines in your changes missing coverage. Please review.
✅ Project coverage is 97.22%. Comparing base (17bc044) to head (03514b3).

Files with missing lines Patch % Lines
ext/SparseMatrixColoringsAMDGPUExt.jl 0.00% 57 Missing ⚠️
Additional details and impacted files
@@             Coverage Diff             @@
##              main     #274      +/-   ##
===========================================
- Coverage   100.00%   97.22%   -2.78%     
===========================================
  Files           19       20       +1     
  Lines         1997     2054      +57     
===========================================
  Hits          1997     1997              
- Misses           0       57      +57     

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@amontoison

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We still have a few issues to fix upstream in AMDGPU.jl: JuliaGPU/AMDGPU.jl#842

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@amontoison

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Tested locally with an AMD GPU:

julia> include("test/rocm.jl")
Test Summary:                   | Pass  Total   Time
Column coloring & decompression |  216    216  12.1s
  T = ROCSparseMatrixCSC        |  108    108  10.7s
  T = ROCSparseMatrixCSR        |  108    108   1.4s
Test Summary:                | Pass  Total  Time
Row coloring & decompression |  216    216  3.5s
  T = ROCSparseMatrixCSC     |  108    108  2.2s
  T = ROCSparseMatrixCSR     |  108    108  1.3s
Test Summary:                             | Pass  Total  Time
Symmetric coloring & direct decompression |  110    110  5.2s
  T = ROCSparseMatrixCSC                  |   55     55  3.6s
  T = ROCSparseMatrixCSR                  |   55     55  1.6s

@amontoison
amontoison requested a review from gdalle September 6, 2026 03:52
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Support rocSPARSE matrices

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