seq/seqhipsparse/hipsparsematimpl.h

199 struct Mat_SeqAIJHIPSPARSETriFactors {  struct
200 …iFactorStruct *loTriFactorPtr;          /* pointer for lower triangular (factored matrix) on GPU */
201 …iFactorStruct *upTriFactorPtr;          /* pointer for upper triangular (factored matrix) on GPU */
202 …se; /* pointer for lower triangular (factored matrix) on GPU for the transpose (useful for BiCG) */
203 …ose; /* pointer for upper triangular (factored matrix) on GPU for the transpose (useful for BiCG)*/
204   THRUSTINTARRAY                     *rpermIndices;            /* indices used for any reordering */
205   THRUSTINTARRAY                     *cpermIndices;            /* indices used for any reordering */
206   THRUSTARRAY                        *workVector;
207   hipsparseHandle_t                   handle; /* a handle to the hipsparse library */
208 …            nnz;    /* number of nonzeros ... need this for accurate logging between ICC and ILU */
209   hipDeviceProp_t                     dev_prop;
210   PetscBool                           init_dev_prop;
216   PetscScalar *csrVal;
217 …wPtr, *csrColIdx; /* a,i,j of M. Using int since some hipsparse APIs only support 32-bit indices */
220   hipsparseMatDescr_t   matDescr_M;
221   hipsparseSpMatDescr_t spMatDescr_L, spMatDescr_U;
222   hipsparseSpSVDescr_t  spsvDescr_L, spsvDescr_Lt, spsvDescr_U, spsvDescr_Ut;
224   hipsparseDnVecDescr_t dnVecDescr_X, dnVecDescr_Y;
225   PetscScalar          *X, *Y; /* data array of dnVec X and Y */
228   int    factBufferSize_M; /* M ~= LU or LLt */
229   size_t spsvBufferSize_L, spsvBufferSize_Lt, spsvBufferSize_U, spsvBufferSize_Ut;
233   void *factBuffer_M, *spsvBuffer_L, *spsvBuffer_U, *spsvBuffer_Lt, *spsvBuffer_Ut;
235   csrilu02Info_t         ilu0Info_M;
236   csric02Info_t          ic0Info_M;
237   int                    structural_zero, numerical_zero;
238   hipsparseSolvePolicy_t policy_M;
241   PetscBool createdTransposeSpSVDescr;    /* Have we created SpSV descriptors for Lt, Ut? */
242 …Bool updatedTransposeSpSVAnalysis; /* Have we updated SpSV analysis with the latest L, U values? */
244   PetscLogDouble numericFactFlops; /* Estimated FLOPs in ILU0/ICC0 numeric factorization */