Adding LRB matrix vector multiply algorithm

CMakeLists.txt

@@ -28,6 +28,13 @@ cmake_minimum_required(VERSION 3.25 FATAL_ERROR)
 
 project(linalglib LANGUAGES CXX)
 
+if(MSVC)
+  # Keep the project and all fetched dependencies on the DLL-based MSVC runtime
+  # so that targets like yaml-cpp do not end up linked against /MTd while the
+  # executable is built against /MDd.
+  set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
+endif()
+
 set(CMAKE_CXX_STANDARD 17)
 
 option(ENABLE_COVERAGE "Build with code coverage support" OFF)

clients/testing/test_arguments.h

@@ -61,10 +61,7 @@ namespace testing
         std::string generate_test_name() const
         {
             std::string name = group;
-            if(this->backend != backend::CPU)
-            {
-                name += "_" + backend_to_string(this->backend);
-            }
+            name += "_" + backend_to_string(this->backend);
             if(this->uplo != uplo::lower)
             {
                 name += "_" + uplo_to_string(this->uplo);

clients/testing/tests/test_symmetric_ruiz_scaling.yaml

@@ -9,7 +9,7 @@ Tests:
                   "matrices/SPD/nos7/nos7.mtx"]
     max_iters: [30]
     tol: [1e-6]
-    backend: [GPU]
+    backend: [CPU]
 
   small:
     matrix_file: ["matrices/SPD/bcsstm02/bcsstm02.mtx",

library/include/csr_matrix.h

@@ -32,6 +32,14 @@
 
 #include "vector.h"
 
+#include "linalg_types.h"
+
+// struct csrmv_descr;
+// struct csrgemm_descr;
+// struct csrsv_descr;
+// struct csric0_descr;
+// struct csrilu0_descr;
+
 /*! \file
  *  \brief csr_matrx.h provides class for CSR sparse matrices
  */
@@ -95,6 +103,12 @@ namespace linalg
         /*! \brief Flag indicating if the matrix data is currently on the host (CPU) or device (GPU). */
         bool on_host;
 
+        csrmv_descr*   descr_mv;
+        csrgemm_descr* descr_gemm;
+        csrtrsv_descr* descr_sv;
+        csric0_descr*  descr_ic;
+        csrilu0_descr* descr_ilu;
+
     public:
         /*! \brief Default constructor.
      * Initializes an empty CSR matrix with zero dimensions and no non-zero elements.

library/include/linalg_enums.h

@@ -65,7 +65,8 @@ namespace linalg
         default_algorithm, /*!< Default algorithm */
         merge_path,
         rowsplit,
-        nnzsplit
+        nnzsplit,
+        lrb
     };
 
     /*! \brief Enumeration for CSR matrix-matrix addition algorithms.