Add SYMM kernels for sparse symmetric matrices; rework sketch_symmetric to exploit symmetry - #163

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add-symm-kernels

Commits on Aug 24, 2026

Add SYMM-backed dispatch to sketch_symmetric; stub sparse-SkOp branch
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9677670
Add Symmetric<SpMat> wrapper for sparse symmetric matrices
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af17a92
Add spsymm: symmetric sparse x dense matmul with MKL fast path and per-format fallbacks
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4193381
Add Case D stub (sparse-symm x sparse -> dense) and document the 4-case design
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d35479f
RTD: document the new sketch_symmetric uplo signature and add spsymm
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04b9f55
Extract lascl helper to RandBLAS::util; replace hand-rolled beta-scale sites
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1af1353
Extract spsymm_scatter helpers shared across CSR / CSC / COO fallbacks
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4a37112
mkl_spsymm: handle CSC via CSC.transpose() CSR-view + flipped uplo
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1aac048
sksy: extract Case-B stub-throw helper, deduplicate four stub bodies
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36ffda7
test_spsymm: share run_case setup with the wrapper-routing test
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6ef2695
Extract mkl_sparse_mm_call: shared type-dispatched wrapper around MKL's mm
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4c1a42b
Sweep pre-existing safe_scal-in-loop matrix-scale sites to use lascl
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d1a8c81
mkl_spsymm: handle side=Right via opposite-layout reinterpretation
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164e74f
sksy: transpose-copy S into matching layout for SYMM on layout-mismatch
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02769d7
Add spsymm / sketch_symmetric perf benchmark; expose spsymm via RandBLAS.hh
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ed6af2f
sksy: hand-roll Case B (dense-symm A x sparse SkOp); promote stub to impl
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a67357d
spsymm: promote Case D from stub to densify-B + Case-C composition
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ccf8e29
Address Riley review pass: factor COO body, drop perf claim, fix stale docs
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041de8c
docs: strip em-dashes from comments and notes in symm-kernel files
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ea20f4b
tests: use __RANDBLAS_PRETTY_FUNCTION__ in symm tests for MSVC
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85be2a1
sparse_data: make the *_to_dense helpers index-generic
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fc2af90
symmetric: reject temporaries at compile time; add expand_symmetric_to_general
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ed939e1
spsymm: restructure to the left_spmm shape; column-driven parallel kernels; Case D via expand-A
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66625e7
sksy: validate the sparse branch, sample only the window, collapse the overload grid
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7d0be2b
tests: cover the error paths, an int32 Case D, and the unmaterialized SkOp path; reuse library utilities
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6b4e630
examples: build the benchmark's matrices with library utilities
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c767f0c
docs: describe the shipped dispatch contract, not the stub-era one
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02011b7
kernels: unpack layout strides into plain locals for clang OpenMP
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1ce348f
sksy: restore the sym_check_tol overloads as legacy API
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407a76c
spsymm: align the beta and empty-operand contracts with left_spmm
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6192810
sksy, kernels: adopt the shared validation and layout helpers; fix doc register
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e3a1adf
tests: snake_case behavior names, empty-operand coverage, all nine Case D pairings
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d521b35
examples: verify spsymm benchmark outputs; adopt the shared benchmark helpers
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bd6ea1a

Commits on Aug 26, 2026

Commits on Aug 27, 2026

sketch_sparse: accept a SparseSkOp, not just DenseSkOp
mmelnich
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160a587
tests: gate the SparseSkOp sketch_sparse tests on MKL
mmelnich
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3a2ae7d