CHANGELOG.md

Change Log

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