CHANGELOG.md

Change Log

3.7.01 (2022-12-01)

Full Changelog

Bug Fixes:

• Use CRS matrix sort, instead of Kokkos::sort on each row #1553
• Change template type for StaticCrsGraph in BsrMatrix #1531
• Remove listing of undefined TPL deps #1568
• Fix using SpGEMM with nonstandard scalar type, with MKL enabled #1591
• Move destroying dense vector descriptors out of cuSparse sptrsv handle #1590
• Fix cuda_data_type_from to return CUDA_C_64F for Kokkos::complex<double> #1604
• Disable compile-time check in cuda_data_type_from on supported scalar types for cuSPARSE #1605
• Reduce register pressure in batched dense algorithms #1588

Implemented enhancements:

• Use new cusparseSpSV TPL for SPTRSV when cuSPARSE is enabled with CUDA >= 11.3 #1574

3.7.00 (2022-08-18)

Full Changelog

Features:

Final Bsr algorithms implemented for multigrid:

• Sparse: bsr transpose algorithm #1477
• BSR block SpGEMM implementation #1099

Adding batched dense linear and non-linear system solvers:

• Add batched GESV #1384
• Newton solver: serial on device implementation of Newton's method #1479

Add sparse matrix conversion:

• Add csc2csr #1342
• csc2csr: update Kokkos_Numeric.hpp header inclusion #1449
• sparse: Remove csc2csr copy #1375

New documentation in readthedocs

• Added https://kokkos-kernels.readthedocs.io #1451
• Restructure docs #1368

Fix issues with TPLs for mutlivector SPMV

• Add cuSparse TPL files for CrsMatrix-multivector product #1427

Deprecations:

• Add template params to forwarding calls in deprecated KokkosKernels::… #1441

Implemented enhancements:

• SPILUK: Move host allocations to symbolic #1480
• trsv: remove assumptions about entry order within rows #1463

Hierarchical BLAS algorithms, added and moved from batched:

• Blas serial axpy and nrm2 #1460
• Move Set/Scale unit test to KokkosBlas #1455
• Move {Serial,Team,TeamVector} Set to KokkosBlas #1454
• Move {Serial,Team,TeamVector}Scale to KokkosBlas #1448

Code base organization and clean-ups:

• Common Utils: removing dependency on Sparse Utils in Common Utils #1436
• Common cleanup #1431
• Clean-up src: re-organizing the src directory #1398
• Sparse utils namespace #1439

perf tests updates, fixes and clean-ups:

• dot perf test: adding support for HIP and SYCL backend #1453
• Add verbosity parameter to GMRES example. Turn off for testing. #1385
• KokkosSparse_spiluk.cpp perf test: add int-int guards to cusparse codes #1369
• perf_test/blas: Check ARMPL build version #1352
• Clean-up batched block tridiag perf test #1343
• Reduce lots of macro duplication in sparse unit tests #1340

Infrastructure changes: ETI and testing upgrades, minor fixes

• sycl: re-enabling test now that dpcpp has made progress #1473
• Only instantiate Kokkos's default Cuda mem space #1361
• Sparse and CI updates #1411
• Newer sparse tests were not following the new testing pattern #1356
• Add ETI for D1 coloring #1401
• Add ETI to SpAdd (symbolic and numeric) #1399
• Reformat example/fenl files changed in 1382 #1464
• Change Controls::getParameter error message from stdout to stderr #1416

Kokkos alignment: update our implementations to use newer Kokkos features

• Arith traits integral nan #1438
• Kokkos_ArithTraits: re-implementation using Kokkos Core #1406
• Value-initialize result of MaxLoc reduction to avoid maybe uninitialized warning #1383
• Remove volatile qualifiers in reducer join(), init(), and operator+= methods #1382

BLAS and batched algorithms updates

• Update Batched GMRES #1392
• GEMV: accumulate in float for scalar = bhalf_t #1360
• Restore BLAS-1 MV paths for 1 column #1354

Sparse and Graph updates

• Minor updates to cluster Gauss-Seidel #1372
• Add unit test for BsrMatrix and BlockCrsMatrix spmv #1338
• Refactor SPGEMM MKL Impl #1244
• D1 coloring: remove unused but set variable #1403

half precision paper

• Minor changes for half precision paper #1429
• Add benchmarks for us-rse escience 2022 half precision paper #1422

Bug Fixes:

• TPLs: adding CUBLAS in the list of dependencies #1482
• Fix MKL build errors #1478
• Fixup drop layout template param in rank-0 views #1476
• BLAS: fixing test that access results before synching #1472
• Fix D1 color ETI with both CudaSpace and UVM #1471
• Fix arithtraits warning #1468
• Fix build when double not instantiated #1467
• Fix -Werror #1466
• Fix GitHub CI failing on broken develop #1461
• HIP: fix warning from ExecSpaceUtils and GEMV #1459
• Removes a duplicate cuda_data_type_from when KOKKOS_HALF_T_IS_FLOAT #1456
• Fix incorrect function call in KokkosBatched::TeamGEMV unit test #1444
• Fix SYCL nightly test #1419
• Fix issues with cuSparse TPL availability for BsrMatrix SpMV #1418
• SpMV: fixing issues with unit-tests tolerance #1412
• Address 1409 #1410
• Fix colliding include guards (copy-paste mistake) #1408
• src/sparse: Fix & check for fence post errors #1405
• Bspgemm fixes #1396
• Fix unused parameter warnings in GEMM test. #1381
• Fixes code deprecation warnings. #1379
• Fix sign-compare warning in SPMV perf test #1371
• Minor MKL fixes #1365
• perf_test/batched: Temporarily disable tests #1359
• Fix nightly builds following promotion of the math functions in Kokkos #1339

3.6.01 (2022-05-23)

Full Changelog

Bug Fixes and Improvements:

• Improve spiluk numeric phase to avoid race conditions and processing in chunks #1390
• Improve sptrsv symbolic phase performance (level scheduling) #1380
• Restore BLAS-1 MV paths for 1 column #1354
• Fix check that view has const type #1370
• Fix check that view has const type part 2 #1394

3.6.00 (2022-02-18)

Full Changelog

Features:

Batched Sparse Linear algebra

• Kokkos Kernels is adding a new component to the library: batched sparse linear algebra.

• Similarly to the current dense batched algorithms, the new algorithms are called from

• the GPU and provide Team and TeamVector level of parallelism, SpMV also provides a Serial

• call on GPU.

• Add Batched CG and Batched GMRES #1155

• Add Jacobi Batched preconditioner #1219

Bsr and Tensor core algorithm for sparse linear algebra

• After introducing the BsrMatrix in release 3.5.0 new algorithms are now supporting this format.

• For release 3.6.0 we are adding matrix-vector (matvec) multiplication and Gauss-Seidel as well as an

• implementation of matvec that leverages tensor cores on Nvidia GPUs. More kernels are expected to

• support the Bsr format in future releases.

• Add Spmv for BsrMatrix #1255

• Add BLAS to SpMV operations for BsrMatrix #1297

• BSR format support in block Gauss-Seidel #1232

• Experimental tensor-core SpMV for BsrMatrix #1090

Improved AMD math libraries support

• rocBLAS and rocSPARSE TPLs are now officially supported, they can be enabled at configure time.

• Initial kernels that can call rocBLAS are GEMV, GEMM, IAMAX and SCAL, while rocSPARSE can be

• called for matrix-vector multiplication. Further support for TPL calls can be requested on slack

• and by GitHub issues.

• Tpl rocBLAS and rocSPARSE #1153

• Add rocBLAS GEMV wrapper #1201

• Add rocBLAS wrappers for GEMM, IAMAX, and SCAL #1230

• SpMV: adding support for rocSPARSE TPL #1221

Additional new features

• bhalf: Unit test Batched GEMM #1251
• and demostrate GMRES example convergence with bhalf_t (kokkos#1300)
• Stream interface: adding stream support in GEMV and GEMM #1131
• Improve double buffering batched gemm performance #1217
• Allow choosing coloring algorithm in multicolor GS #1199
• Batched: Add armpl dgemm support #1256

Deprecations:

• Deprecation warning: SpaceAccessibility move out of impl, see #1140 #1141

Backends and Archs Enhancements:

SYCL:

• Full Blas support on SYCL #1270
• Get sparse tests enabled and working for SYCL #1269
• Changes to make graph run on SYCL #1268
• Allow querying free/total memory for SYCL #1225
• Use KOKKOS_IMPL_DO_NOT_USE_PRINTF instead of printf in kernels #1162

HIP:

• Work around hipcc size_t/int division with remainder bug #1262

Other Improvements:

• Replace std::abs with ArithTraits::abs #1312
• Batched/dense: Add Gemm_DblBuf LayoutLeft operator #1299
• KokkosKernels: adding variable that returns version as a single number #1295
• Add KOKKOSKERNELS_FORCE_SIMD macro (Fix #1040) #1290
• Rename KOKKOS_IF_{HOST,DEVICE} -> KOKKOS_IF_ON_{HOST,DEVICE} #1278
• Algo::Level{2,3}::Blocked::mb() #1265
• Batched: Use SerialOpt2 for 33 to 39 square matrices #1261
• Prune extra dependencies #1241
• Improve double buffering batched gemm perf for matrix sizes >64x64 #1239
• Improve graph color perf test #1229
• Add custom implementation for strcasecmp #1227
• Replace restrict with KOKKOS_RESTRICT #1223
• Replace array reductions in BLAS-1 MV reductions #1204
• Update MIS-2 and aggregation #1143
• perf_test/blas/blas3: Update SHAs for benchmarking #1139

Implemented enhancements BuildSystem

• Bump ROCm version 4.2 -> 4.5 in nightly Jenkins CI build #1279
• scripts/cm_test_all_sandia: Add A64FX ci checks #1276
• github/workflows: Add osx CI #1254
• Update SYCL compiler version in CI #1247
• Do not set Kokkos variables when exporting CMake configuration #1236
• Add nightly CI check for SYCL #1190
• Update cmake minimum version to 3.16 #866

Incompatibilities:

• Kokkos::Impl: removing a few more instances of throw_runtime_exception #1320
• Remove Kokkos::Impl::throw_runtime_exception from Kokkos Kernels #1294
• Remove unused memory space utility #1283
• Clean up Kokkos header includes #1282
• Remove private Kokkos header include (Cuda/Kokkos_Cuda_Half.hpp) #1281
• Avoid using #ifdef KOKKOS_ACTIVE_EXECUTION_MEMORY_SPACE_* macro guards #1266
• Rename enumerator Impl::Exec_{PTHREADS -> THREADS} #1253
• Remove all references to the Kokkos QThreads backend #1238
• Replace more occurences of Kokkos::Impl::is_view #1234
• Do not use Kokkos::Impl::is_view #1214
• Replace Kokkos::Impl::if_c -> std::conditional #1213

Bug Fixes:

• Fix bug in spmv_mv_bsrmatrix() for Ampere GPU arch #1315
• Fix std::abs calls for rocBLAS/rocSparse #1310
• cast literal 0 to fragment scalar type #1307
• Fix 1303: maintain correct #cols on A in twostage #1304
• Add dimension checking to generic spmv interface #1301
• Add missing barriers to TeamGMRES, fix vector len #1285
• Examples: fixing some issues related to type checking #1267
• Restrict BsrMatrix specialization for AMPERE and VOLTA to CUDA #1242
• Fix compilation errors for multi-vectors in kk_print_1Dview() #1231
• src/batched: Fixes #1224 #1226
• Fix SpGEMM crashing on empty rows #1220
• Fix issue #1212 #1218
• example/gmres: Specify half_t namespace #1208
• Check that ordinal types are signed #1188
• Fixing a couple of small issue with tensor core spmv #1185
• Fix #threads setting in pcg for OpenMP #1182
• SpMV: fix catch all case to avoid compiler warnings #1179
• using namespace should be scoped to prevent name clashes #1177
• using namespace should be scoped to prevent name clashes, see issue #1170 #1171
• Fix bug with mkl impl of spgemm #1167
• Add missing $ to KOKKOS_HAS_TRILINOS in sparse_sptrsv_superlu check #1160
• Small fixes to spgemm, and plug gaps in testing #1159
• SpMV: mismatch in #ifdef check and kernel specialization #1151
• Fix values dimension for block sparse matrices #1147

3.5.00 (2021-10-19)

Full Changelog

Features:

• Batched serial SVD #1107
• Batched: Add BatchedDblBufGemm #1095
• feature/gemv rps test -- RAJAPerf Suite Version of the BLAS2 GEMV Test #1085
• Add new bsrmatrix #1077
• Adding Kokkos GMRES example #1028
• Add fast two-level mode N GEMV (#926) #939
• Batched: Add BatchedGemm interface #935
• OpenMPTarget: adding ETI and CMake logic for OpenMPTarget backend #886

Implemented enhancements Algorithms and Archs:

• Use float as accumulator for GEMV on half_t (Fix #1081) #1082
• Supernodal SpTRSV: add option to use MAGMA TPL for TRTRI #1069
• Updates for running GMRES example with half precision #1067
• src/blas/impl: Explicitly cast to LHS type for ax #1073
• Update BatchedGemm interface to match design proposal #1054
• Move dot-based GEMM out of TPL CUBLAS #1050
• Adding ArmPL option to spmv perf_test #1038
• Add (right) preconditioning to GMRES #1078
• Supernodal SpTRSV: perform TRMM only if TPL CuBLAS is enabled #1027
• Supernodal SpTRSV: support SuperLU version < 5 #1012
• perf_test/blas/blas3: Add dgemm armpl experiment #1005
• Supernodal SpTRSV: run TRMM on device for setup #983
• Merge pull request #951 from vqd8a/move_sort_ifpack2riluk #972
• Point multicolor GS: faster handling of long/bulk rows #993
• Make CRS sorting utils work with unmanaged #963
• Add sort and make sure using host mirror on host memory in kspiluk_symbolic #951
• GEMM: call GEMV instead in certain cases #948
• SpAdd performance improvements, better perf test, fix mtx reader columns #930

Implemented enhancements BuildSystem:

• Automate documentation generation #1116
• Move the batched dense files to specific directories #1098
• cmake: Update SUPERLU tpl option for Tribits #1066
• cmake/Modules: Allow user to use MAGMA_DIR from env #1007
• Supernodal SpTRSV: update TPLs requirements #997
• cmake: Add MAGMA TPL support #982
• Host only macro: adding macro to check for any device backend #940
• Prevent redundant spmv kernel instantiations (reduce library size) #937
• unit-test: refactor infrastructure to remove most *.cpp #906

Implemented enhancements Other:

• Allow reading integer mtx files into floating-point matrices #1100
• Warnings: remove -Wunused-parameter warnings in Kokkos Kernels #962
• Clean up CrsMatrix raw pointer constructor #949
• unit_test/batched: Remove *_half fns from gemm unit tests #943
• Move sorting functionality out of Impl:: #932

Incompatibilities:

• Deprecation warning: SpaceAccessibility move out of impl #1141
• Rename CUDA_SAFE_CALL to KOKKOS_IMPL_CUDA_SAFE_CALL #1130
• Workaround error with intel #1128
• gmres: disable examples for builds with ibm/xl #1123
• CrsMatrix: deprecate constructor without ncols input #1115
• perf_test/blas/blas3: Disable simd verify for cuda/10.2.2 #1093
• Replace impl/Kokkos_Timer.hpp includes with Kokkos_Timer.hpp #1074
• Remove deprecated ViewAllocateWithoutInitializing #1058
• src/sparse: spadd resolve deprecation warnings #1053
• Give full namespace path for D2 coloring #999
• Fix -Werror=deprecated errors with c++20 standard #964
• Deprecation: a deprecated function is called in the SpADD perf_test #954

Enabled tests:

• HIP: enabling all unit tests #968
• Fix build and add CI coverage for LayoutLeft=OFF #965
• Enable SYCL tests #927
• Fixup HIP nightly builds #907

Fixed Bugs:

• Fix SpGEMM for Nvidia Turing/Ampere #1118
• Fix #1111: spmv tpl instantiations #1112
• Fix C's numCols in spadd simplified interface #1102
• Fix #1089 (failing batched UTV tests) #1096
• Blas GEMM: fix early exit logic, see issue #1088 #1091
• Fix #1048: handle mode C spmv correctly in serial/openmp #1084
• src/batched: Fix multiple definitions of singleton #1072
• Fix host accessing View in non-host space #1057
• Fix559: Intel 18 has trouble with pointer in ternary expr #1042
• Work around team size AUTO issue on kepler #1020
• Supernodal SpTrsv: fix out-of-bound error #1019
• Some fixes for MAGMA TPL and gesv #1008
• Merge pull request #981 from Tech-XCorp/4005-winllvmbuild #984
• This is a PR for 4005 vs2019build, which fixes a few things on Windows #981
• Fix build for no-ETI build #977
• Fix invalid mem accesses in new GEMV kernel #961
• Kokkos_ArithTraits.hpp: Fix isInf and isNan with complex types #936

3.4.01 (2021-05-19)

Full Changelog

Fixed Bugs:

• Windows: Fixes for Windows #981
• Sycl: ArithTraits fixes for Sycl #959
• Sparse: Added code to allow KokkosKernels coloring to accept partial colorings #938
• Sparse: Include sorting within spiluk #972
• Sparse: Fix CrsMatrix raw pointer constructor #971
• Sparse: Fix spmv Serial beta==-1 code path #947

3.4.00 (2021-04-25)

Full Changelog

Features:

• SYCL: adding ETI and CMake logic for SYCL backend #924

Implemented enhancements Algorithms and Archs:

• Two-stage GS: add damping factors #921
• Supernodal SpTRSV, improve symbolic performance #899
• Add MKL SpMV wrapper #895
• Serial code path for spmv #893

Implemented enhancements BuildSystem:

• Cmake: Update ArmPL support #901
• Cmake: Add ARMPL TPL support #880
• IntelClang guarding __assume_aligned with !defined(clang) #878

Implemented enhancements Other:

• Add static_assert/throw in batched eigendecomp #931
• Workaround using new/delete in kernel code #925
• Blas perf_test updates #892

Fixed bugs:

• Fix ctor CrsMat mirror with CrsGraph mirror #918
• Fix nrm1, removed cublas nrminf, improved blas tests #915
• Fix and testing coverage mainly in graph coarsening #910
• Fix KokkosSparse for nightly test failure #898
• Fix view types across ternary operator #894
• Make work_view_t typedef consistent #885
• Fix supernodal SpTRSV build with serial+openmp+cuda #884
• Construct SpGEMM C with correct ncols #883
• Matrix Converter: fixing issue with deallocation after Kokkos::fininalize #882
• Fix >1024 team size error in sort_crs_* #872
• Fixing seg fault with empty matrix in kspiluk #871

3.3.01 (2021-01-18)

Full Changelog

Fixed Bugs:

• With CuSparse enabled too many variants of SPMV were instantiated even if not requested. Up to 1GB executable size increase.

3.3.00 (2020-12-16)

Full Changelog

Implemented enhancements:

• Add permanent RCM reordering interface, and a basic serial implementation #854
• Half_t explicit conversions #849
• Add batched gemm performance tests #838
• Add HIP support to src and perf_test #828
• Factor out coarsening #827
• Allow enabling/disabling components at configuration time #823
• HIP: CMake work on tests and ETI #820
• HIP: KokkosBatched - hip specialization #812
• Distance-2 maximal independent set #801
• Use batched TRTRI & TRMM for Supernode-sptrsv setup #797
• Initial support for half precision #794

Fixed bugs:

• Fix issue with HIP and Kokkos_ArithTraits #844
• HIP: fixing round of issues on AMD #840
• Throw an exception if BLAS GESV is not enabled #837
• Fixes -Werror for gcc with c++20 #836
• Add fallback condition to use spmv_native when cuSPARSE does not work #834
• Fix install testing refactor for inline builds #811
• HIP: fix ArithTraits to support HIP backend #809
• cuSPARSE 11: fix spgemm and spmv_struct_tunning compilation error #804

Incompatibilities:

• Remove pre-3.0 deprecated code #825

3.2.01 (2020-11-17)

Full Changelog

Fixed bugs:

• Cpp14 Fixes: #790

3.2.00 (2020-08-19)

Full Changelog

Implemented enhancements:

• Add CudaUVMSpace specializations for cuBLAS IAMAX and SCAL #758
• Add wiki examples #735
• Support complex_float, complex_double in cuSPARSE SPMV wrapper #726
• Add performance tests for trmm and trtri #711
• SpAdd requires output values to be zero-initialized, but this shouldnt be needed #694
• SpAdd doesnt merge entries correctly #685
• cusparse SpMV merge algorithm #670
• TPL support for SpMV #614
• Add two BLAS/LAPACK calls needed by: Sptrsv supernode #552 #589
• HashmapAccumulator has several unused members, misnamed parameters #508

Fixed bugs:

• Nightly test failure: spgemm unit tests failing on White (Power8) #780
• supernodal does not build with UVM enabled #633

3.1.01 (2020-05-04)

Full Changelog

** Fixed bugs:**

• KokkosBatched QR PR breaking nightly tests #691

3.1.00 (2020-04-14)

Full Changelog

Implemented enhancements:

• Two-stage & Classical Gauss-Seidel #672
• Test transpose utilities #664
• cuSPARSE spmv wrapper doesn't actually use 'mode' #650
• Distance-2 improvements #625
• FindMKL module: which mkl versions to prioritize #480
• Add SuperLU as optional CMake TPL #545
• Revamp the ETI system #460

Fixed bugs:

• 2-stage GS update breaking cuda/10+rdc build #673
• Why CrsMatrix::staticcrsgraph_type uses execution_space and not device_type? #665
• TRMM and TRTRI build failures with clang/7+cuda9+Cuda_OpenMP and gcc/5.3+OpenMP #657
• cuSPARSE spmv wrapper doesn't actually use 'mode' #650
• Block Gauss-Seidel test fails when cuSPARSE is enabled #648
• cuda uvm test failures without launch blocking - expected behavior? #636
• graph_color_d2_symmetric_double_int_int_TestExecSpace seg faults in cuda/10.1 + Volta nightly test on kokkos-dev-2 #634
• Build failures on kokkos-dev with clang/7.0.1 cuda/9.2 and blas/cublas/cusparse tpls #629
• Distance-2 improvements #625
• trsv - internal compiler error with intel/19 #607
• complex_double misalignment still breaking SPGEMM #598
• PortableNumericCHASH can't align shared memory #587
• Remove all references to Kokkos::Impl::is_same #586
• Can I run KokkosKernels spgemm with float or int32 type? #583
• Kokkos Blas: gemv segfaults #443
• Generated kokkos-kernels file names are too long and are crashing cloning Trilinos on Windows #395

3.0.00 (2020-01-27)

Full Changelog

Implemented enhancements:

• BuildSystem: Standalone Modern CMake support #491
• Cluster GS and SGS: add cluster gauss-seidel implementation #455
• spiluk: Add sparse ILUK implementation #459
• BLAS gemm: Dot-based GEMM Cuda optimization for C = betaC + alphaA^TB - [#490]kokkos#490)
• Sorting utilities: #461
• SGS: Support multiple rhs in SGS efficiently #488
• BLAS trsm: Add support and interface for trsm #513
• BLAS iamax: Implement iamax #87
• BLAS gesv: #449
• sptrsv supernodal: Add supernodal sparse triangular solver #552
• sptrsv: Add cusparse tpl support for sparse triangular solve, cudagraphs to fallback #555
• KokkosGraph: Output colors assigned during graph coloring #444
• MatrixReader: Full matrix market support #466

Fixed bugs:

• gemm: Fix bug for complex types in fallback impl #550
• gemv: Fix degenerate matrix cases #514
• spgemm: Fix cuda build with complex_double misaligned shared memory access #500
• spgemm: Wrong team size heuristic used for SPGEMM when Kokkos deprecated=OFF #474
• dot: Improve accuracy for float and complex_float #574
• SpMV Struct: Fix bug with intel_17_0_1 #456
• readmtx: Fix invalid read due to loop condition #453
• spgemm: Fix hashmap accumulator bug yielding crashes and wrong results #402
• KokkosGraph: Fix distance-1 graph coloring segfault #275
• UniformMemoryPool: does not re-initialize chunks that are freed #530

2.9.00 (2019-06-24)

Full Changelog

Implemented enhancements:

• KokkosBatched: Add specialization for float2, float4 and double4 #427
• KokkosBatched: Reduce VectorLength (16 to 8) #432
• KokkosBatched: Remove experimental name space for batched blas #371
• Capability: Initial sparse triangular solve capability #435
• Capability: Add support for MAGMA GESV TPL #409
• cuBLAS: Add CudaUVMSpace specializations for GEMM #397

Fixed bugs:

• Deprecated Code Fixes #411
• BuildSystem: Compilation error on rzansel #401

2.8.00 (2019-02-05)

Full Changelog

Implemented enhancements:

• Capability, Tests: C++14 Support and Testing #351
• Capability: Batched getrs #332
• More Kernel Labels for KokkosBlas #239
• Name all parallel kernels and regions #124

Fixed bugs:

• BLAS TPL: BLAS underscore mangling #369
• BLAS TPL, Complex: Promotion 2.7.24 broke MV unit tests in Tpetra with complex types #360
• GEMM: GEMM uses wrong function for computing shared memory allocation size #368
• BuildSystem: BLAS TPL macro not properly enabled with MKL BLAS #347
• BuildSystem: make clean - errors #353
• Compiler Workaround: Internal compiler error in KokkosBatched::Experimental::TeamGemm #349
• KokkosBlas: Some KokkosBlas kernels assume default execution space #14

2.7.24 (2018-11-04)

Full Changelog

Implemented enhancements:

• Enhance test_all_sandia script to set scalar and ordinal types #315
• Batched getri need #305
• Deterministic Coloring #271
• MKL - guard minor version for MKL v. 18 #268
• TPL Support for all BLAS functions using CuBLAS #247
• Add L1 variant to multithreaded Gauss-Seidel #240
• Multithreaded Gauss-Seidel does not support damping #221
• Guard 1-phase SpGEMM in Intel MKL #217
• generate makefile with-spaces option #98
• Add MKL version check #7

Fixed bugs:

• Perf test failures w/ just CUDA enabled #257
• Wrong signature for axpy blas functions #329
• Failing unit tests with float - unit test error checking issue #322
• cuda.graph_graph_color* COLORING_VBD test failures with cuda/9.2 + gcc/7.2 on White #317
• KokkosBatched::Experimental::SIMD<T> does not build with T=complex<float> #316
• simple test program fails using 3rdparty Eigen library #309
• KokkosBlas::dot is broken for complex, due to incorrect assumptions about Fortran ABI #307
• strides bug in kokkos tpl interface. #292
• Failing spgemm unit test with MKL #289
• Fix the block_pcg perf-test when offsets are size_t #287
• spotcheck warnings from kokkos #284
• Linking error in tpl things #282
• Build failure with clang 3.9.0 #281
• CMake modification for TPLs. #276
• KokkosBatched warnings #259
• KokkosBatched contraction length bug #258
• Small error in KokkosBatched_Gemm_Serial_Imp.hpp with SerialGemm<Trans::Transpose,*,*> #147

2.7.00 (2018-05-24)

Full Changelog

Implemented enhancements:

• Tests: add capability to build a unit test standalone #233
• Make KokkosKernels work without KOKKOS_ENABLE_DEPRECATED_CODE #223
• Replace KOKKOS_HAVE_* FLAGS with KOKKOS_ENABLE_* #219
• Add team-based scal, mult, update, nrm2 #214
• Add team based abs #209
• Generated CPP files moving includes inside the ifdef's #199
• Implement BlockCRS in Kokkoskernels #184
• Spgemm hash promotion #171
• Batched BLAS enhancement #170
• Document & check CMAKE_CXX_USE_RESPONSE_FILE_FOR_OBJECTS=ON in CUDA build #148

Fixed bugs:

• Update drivers in perf_tests/graph to use Kokkos::initialize() #200
• unit tests failing/hanging on Volta #188
• Inner TRSM: SIMD build error; manifests in Ifpack2 #183
• d2_graph_color doesn't have a default coloring mechanism #168
• Unit tests do not build with Serial backend #154

2.6.00 (2018-03-07)

Full Changelog

Implemented enhancements:

• Spgemm hash promotion #171
• Batched BLAS enhancement #170

Fixed bugs:

• d2_graph_color doesn't have a default coloring mechanism #168
• Build error when MKL TPL is enabled #135

2.5.00 (2017-12-15)

Full Changelog

Implemented enhancements:

• KokkosBlas: Add GEMM interface #105
• KokkosBlas: Add GEMM default Kernel #125
• KokkosBlas: Add GEMV that wraps BLAS (and cuBLAS) #16
• KokkosSparse: Make SPMV test not print GBs of output if something goes wrong. #111
• KokkosSparse: ETI SpGEMM and Gauss Seidel and take it out of Experimental namespace #74
• BuildSystem: Fix Makesystem to correctly build library after aborted install #104
• BuildSystem: Add option ot generate_makefile.bash to define memoryspaces for instantiation #89
• BuildSystem: generate makefile tpl option #66
• BuildSystem: Add a simpler compilation script, README update etc #96

Fixed bugs:

• Internal Compiler Error GCC in GEMM #129
• Batched Team LU: bug for small team_size #110
• Compiler BUG in IBM XL pragma unrolling #92
• Fix Blas TPL enables build #77
• Batched Gemm Failure #73
• CUDA 7.5 (GCC 4.8.4) build errors #72
• Cuda BLAS tests fail with UVM if CUDA_LAUNCH_BLOCKING=1 is not defined on Kepler #51
• CrsMatrix: sumIntoValues and replaceValues incorrectly count the number of valid column indices. #11
• findRelOffset test assumes UVM #32

0.10.03 (2017-09-11)

Implemented enhancements:

• KokkosSparse: Fix unused variable warnings in spmv_impl_omp, spmv Test and graph color perf_test #63
• KokkosBlas: dot: Add unit test #15
• KokkosBlas: dot: Add special case for multivector * vector (or vector * multivector) #13
• BuildSystem: Make KokkosKernels build independently of Trilinos #1
• BuildSystem: Fix ETI System not to depend on Tpetra ETI #5
• BuildSystem: Change CMake to work with new ETI system #19
• BuildSystem: Fix TpetraKernels names to KokkosKernels #4
• BuildSystem: Trilinos/KokkosKernels reports no ETI in almost any circumstance #29
• General: Kokkos::ArithTraits<double>::nan() is very slow #35
• General: Design and Define New UnitTest infrastructure #28
• General: Move Tpetra::Details::OrdinalTraits to KokkosKernels #22
• General: Rename files and NameSpace to KokkosKernels #12
• General: PrepareStandalone: Get rid of Teuchos usage #2
• General: Fix warning with char being either signed or unsigned in ArithTraits #60
• Testing: Make all tests run with -Werror #68

Fixed bugs:

• SPGEMM Test Fails for Cuda when compiled through Trilinos #49
• Fix ArithTraits min for floating points #47
• Pthread ETI error #25
• Fix CMake Based ETI for Threads backend #46
• KokkosKernels_ENABLE_EXPERIMENTAL causes build error #59
• ArithTraits warnings in CUDA build #71
• Graph coloring build warnings #3

* This Change Log was automatically generated by github_changelog_generator