1 #define PETSCMAT_DLL 2 #include "src/mat/impls/aij/seq/aij.h" 3 4 EXTERN PetscErrorCode Mat_CheckInode(Mat,PetscTruth); 5 EXTERN_C_BEGIN 6 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInodeAdjustForInodes_Inode(Mat,IS*,IS*); 7 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInodeGetInodeSizes_Inode(Mat,PetscInt*,PetscInt*[],PetscInt*); 8 EXTERN_C_END 9 10 #undef __FUNCT__ 11 #define __FUNCT__ "MatView_Inode" 12 PetscErrorCode MatView_Inode(Mat A,PetscViewer viewer) 13 { 14 Mat_SeqAIJ *a=(Mat_SeqAIJ*)A->data; 15 PetscErrorCode ierr; 16 PetscTruth iascii; 17 PetscViewerFormat format; 18 19 PetscFunctionBegin; 20 ierr = PetscTypeCompare((PetscObject)viewer,PETSC_VIEWER_ASCII,&iascii);CHKERRQ(ierr); 21 if (iascii) { 22 ierr = PetscViewerGetFormat(viewer,&format);CHKERRQ(ierr); 23 if (format == PETSC_VIEWER_ASCII_INFO_DETAIL || format == PETSC_VIEWER_ASCII_INFO) { 24 if (a->inode.size) { 25 ierr = PetscViewerASCIIPrintf(viewer,"using I-node routines: found %D nodes, limit used is %D\n", 26 a->inode.node_count,a->inode.limit);CHKERRQ(ierr); 27 } else { 28 ierr = PetscViewerASCIIPrintf(viewer,"not using I-node routines\n");CHKERRQ(ierr); 29 } 30 } 31 } 32 PetscFunctionReturn(0); 33 } 34 35 #undef __FUNCT__ 36 #define __FUNCT__ "MatAssemblyEnd_Inode" 37 PetscErrorCode MatAssemblyEnd_Inode(Mat A, MatAssemblyType mode) 38 { 39 PetscErrorCode ierr; 40 PetscTruth samestructure; 41 42 PetscFunctionBegin; 43 /* info.nz_unneeded of zero denotes no structural change was made to the matrix during Assembly */ 44 samestructure = (PetscTruth)(!A->info.nz_unneeded); 45 /* check for identical nodes. If found, use inode functions */ 46 ierr = Mat_CheckInode(A,samestructure);CHKERRQ(ierr); 47 PetscFunctionReturn(0); 48 } 49 50 #undef __FUNCT__ 51 #define __FUNCT__ "MatDestroy_Inode" 52 PetscErrorCode MatDestroy_Inode(Mat A) 53 { 54 PetscErrorCode ierr; 55 Mat_SeqAIJ *a=(Mat_SeqAIJ*)A->data; 56 57 PetscFunctionBegin; 58 ierr = PetscFree(a->inode.size);CHKERRQ(ierr); 59 ierr = PetscObjectComposeFunctionDynamic((PetscObject)A,"MatInodeAdjustForInodes_C","",PETSC_NULL);CHKERRQ(ierr); 60 ierr = PetscObjectComposeFunctionDynamic((PetscObject)A,"MatInodeGetInodeSizes_C","",PETSC_NULL);CHKERRQ(ierr); 61 PetscFunctionReturn(0); 62 } 63 64 /* MatCreate_Inode is not DLLEXPORTed because it is not a constructor for a complete type. */ 65 /* It is also not registered as a type for use within MatSetType. */ 66 /* It is intended as a helper for the MATSEQAIJ class, so classes which desire Inodes should */ 67 /* inherit off of MATSEQAIJ instead by calling MatSetType(MATSEQAIJ) in their constructor. */ 68 /* Maybe this is a bad idea. (?) */ 69 #undef __FUNCT__ 70 #define __FUNCT__ "MatCreate_Inode" 71 PetscErrorCode MatCreate_Inode(Mat B) 72 { 73 Mat_SeqAIJ *b=(Mat_SeqAIJ*)B->data; 74 PetscErrorCode ierr; 75 PetscTruth no_inode,no_unroll; 76 77 PetscFunctionBegin; 78 no_inode = PETSC_FALSE; 79 no_unroll = PETSC_FALSE; 80 b->inode.node_count = 0; 81 b->inode.size = 0; 82 b->inode.limit = 5; 83 b->inode.max_limit = 5; 84 85 ierr = PetscOptionsBegin(B->comm,B->prefix,"Options for SEQAIJ matrix","Mat");CHKERRQ(ierr); 86 ierr = PetscOptionsTruth("-mat_no_unroll","Do not optimize for inodes (slower)",PETSC_NULL,no_unroll,&no_unroll,PETSC_NULL);CHKERRQ(ierr); 87 if (no_unroll) {ierr = PetscInfo(B,"Not using Inode routines due to -mat_no_unroll\n");CHKERRQ(ierr);} 88 ierr = PetscOptionsTruth("-mat_no_inode","Do not optimize for inodes (slower)",PETSC_NULL,no_inode,&no_inode,PETSC_NULL);CHKERRQ(ierr); 89 if (no_inode) {ierr = PetscInfo(B,"Not using Inode routines due to -mat_no_inode\n");CHKERRQ(ierr);} 90 ierr = PetscOptionsInt("-mat_inode_limit","Do not use inodes larger then this value",PETSC_NULL,b->inode.limit,&b->inode.limit,PETSC_NULL);CHKERRQ(ierr); 91 ierr = PetscOptionsEnd();CHKERRQ(ierr); 92 b->inode.use = (PetscTruth)(!(no_unroll || no_inode)); 93 if (b->inode.limit > b->inode.max_limit) b->inode.limit = b->inode.max_limit; 94 95 ierr = PetscObjectComposeFunctionDynamic((PetscObject)B,"MatInodeAdjustForInodes_C", 96 "MatInodeAdjustForInodes_Inode", 97 MatInodeAdjustForInodes_Inode);CHKERRQ(ierr); 98 ierr = PetscObjectComposeFunctionDynamic((PetscObject)B,"MatInodeGetInodeSizes_C", 99 "MatInodeGetInodeSizes_Inode", 100 MatInodeGetInodeSizes_Inode);CHKERRQ(ierr); 101 PetscFunctionReturn(0); 102 } 103 104 #undef __FUNCT__ 105 #define __FUNCT__ "MatSetOption_Inode" 106 PetscErrorCode MatSetOption_Inode(Mat A,MatOption op,PetscTruth flg) 107 { 108 Mat_SeqAIJ *a=(Mat_SeqAIJ*)A->data; 109 110 PetscFunctionBegin; 111 switch(op) { 112 case MAT_USE_INODES: 113 a->inode.use = flg; 114 break; 115 default: 116 break; 117 } 118 PetscFunctionReturn(0); 119 } 120 121 #undef __FUNCT__ 122 #define __FUNCT__ "MatDuplicate_Inode" 123 PetscErrorCode MatDuplicate_Inode(Mat A,MatDuplicateOption cpvalues,Mat *C) 124 { 125 Mat B=*C; 126 Mat_SeqAIJ *c=(Mat_SeqAIJ*)B->data,*a=(Mat_SeqAIJ*)A->data; 127 PetscErrorCode ierr; 128 PetscInt m=A->rmap.n; 129 130 PetscFunctionBegin; 131 132 c->inode.use = a->inode.use; 133 c->inode.limit = a->inode.limit; 134 c->inode.max_limit = a->inode.max_limit; 135 if (a->inode.size){ 136 ierr = PetscMalloc((m+1)*sizeof(PetscInt),&c->inode.size);CHKERRQ(ierr); 137 c->inode.node_count = a->inode.node_count; 138 ierr = PetscMemcpy(c->inode.size,a->inode.size,(m+1)*sizeof(PetscInt));CHKERRQ(ierr); 139 } else { 140 c->inode.size = 0; 141 c->inode.node_count = 0; 142 } 143 PetscFunctionReturn(0); 144 } 145 146 #undef __FUNCT__ 147 #define __FUNCT__ "MatILUDTFactor_Inode" 148 PetscErrorCode MatILUDTFactor_Inode(Mat A,IS isrow,IS iscol,MatFactorInfo *info,Mat *fact) 149 { 150 PetscErrorCode ierr; 151 152 PetscFunctionBegin; 153 /* check for identical nodes. If found, use inode functions */ 154 ierr = Mat_CheckInode(*fact,PETSC_FALSE);CHKERRQ(ierr); 155 PetscFunctionReturn(0); 156 } 157 158 #undef __FUNCT__ 159 #define __FUNCT__ "MatLUFactorSymbolic_Inode" 160 PetscErrorCode MatLUFactorSymbolic_Inode(Mat A,IS isrow,IS iscol,MatFactorInfo *info,Mat *fact) 161 { 162 PetscErrorCode ierr; 163 164 PetscFunctionBegin; 165 /* check for identical nodes. If found, use inode functions */ 166 ierr = Mat_CheckInode(*fact,PETSC_FALSE);CHKERRQ(ierr); 167 PetscFunctionReturn(0); 168 } 169 170 #undef __FUNCT__ 171 #define __FUNCT__ "MatILUFactorSymbolic_Inode" 172 PetscErrorCode MatILUFactorSymbolic_Inode(Mat A,IS isrow,IS iscol,MatFactorInfo *info,Mat *fact) 173 { 174 PetscErrorCode ierr; 175 176 PetscFunctionBegin; 177 /* check for identical nodes. If found, use inode functions */ 178 ierr = Mat_CheckInode(*fact,PETSC_FALSE);CHKERRQ(ierr); 179 PetscFunctionReturn(0); 180 } 181 182 183