xref: /petsc/src/mat/impls/baij/seq/baij.h (revision ba337c4413f444c9b07b767e9700a1bd83f660a1)
1 
2 #if !defined(__BAIJ_H)
3 #define __BAIJ_H
4 #include "private/matimpl.h"
5 #include "../src/mat/impls/aij/seq/aij.h"
6 #include "../src/mat/impls/baij/seq/ftn-kernels/fsolvebaij.h"
7 
8 /*
9   MATSEQBAIJ format - Block compressed row storage. The i[] and j[]
10   arrays start at 0.
11 */
12 
13 /* This header is shared by the SeqSBAIJ matrix */
14 #define SEQBAIJHEADER \
15   PetscInt         bs2;              /*  square of block size */                                     \
16   PetscInt         mbs,nbs;          /* rows/bs, columns/bs */                                       \
17   PetscScalar      *mult_work;       /* work array for matrix vector product*/                       \
18   MatScalar        *saved_values;                                                                    \
19                                                                                                      \
20   Mat              sbaijMat;         /* mat in sbaij format */                                       \
21                                                                                                      \
22                                                                                                      \
23   MatScalar        *idiag;           /* inverse of block diagonal  */                                \
24   PetscTruth       idiagvalid       /* if above has correct/current values */
25 
26 
27 typedef struct {
28   SEQAIJHEADER(MatScalar);
29   SEQBAIJHEADER;
30 } Mat_SeqBAIJ;
31 
32 EXTERN_C_BEGIN
33 EXTERN PetscErrorCode MatSeqBAIJSetPreallocation_SeqBAIJ(Mat,PetscInt,PetscInt,PetscInt*);
34 EXTERN_C_END
35 EXTERN PetscErrorCode MatILUFactorSymbolic_SeqBAIJ_inplace(Mat,Mat,IS,IS,const MatFactorInfo*);
36 EXTERN PetscErrorCode MatILUFactorSymbolic_SeqBAIJ(Mat,Mat,IS,IS,const MatFactorInfo*);
37 EXTERN PetscErrorCode MatICCFactorSymbolic_SeqBAIJ(Mat,Mat,IS,const MatFactorInfo*);
38 EXTERN PetscErrorCode MatCholeskyFactorSymbolic_SeqBAIJ(Mat,Mat,IS,const MatFactorInfo*);
39 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqBAIJ_N(Mat,Mat,const MatFactorInfo*);
40 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqBAIJ_N_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
41 EXTERN PetscErrorCode MatDuplicate_SeqBAIJ(Mat,MatDuplicateOption,Mat*);
42 EXTERN PetscErrorCode MatMissingDiagonal_SeqBAIJ(Mat,PetscTruth*,PetscInt*);
43 EXTERN PetscErrorCode MatMarkDiagonal_SeqBAIJ(Mat);
44 EXTERN PetscErrorCode MatILUDTFactor_SeqBAIJ(Mat,IS,IS,const MatFactorInfo*,Mat*);
45 
46 EXTERN PetscErrorCode MatLUFactorSymbolic_SeqBAIJ_inplace(Mat,Mat,IS,IS,const MatFactorInfo*);
47 EXTERN PetscErrorCode MatLUFactorSymbolic_SeqBAIJ(Mat,Mat,IS,IS,const MatFactorInfo*);
48 EXTERN PetscErrorCode MatLUFactor_SeqBAIJ(Mat,IS,IS,const MatFactorInfo*);
49 EXTERN PetscErrorCode MatIncreaseOverlap_SeqBAIJ(Mat,PetscInt,IS*,PetscInt);
50 EXTERN PetscErrorCode MatGetSubMatrix_SeqBAIJ(Mat,IS,IS,MatReuse,Mat*);
51 EXTERN PetscErrorCode MatGetSubMatrices_SeqBAIJ(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat*[]);
52 EXTERN PetscErrorCode MatMultTranspose_SeqBAIJ(Mat,Vec,Vec);
53 EXTERN PetscErrorCode MatMultHermitianTranspose_SeqBAIJ(Mat,Vec,Vec);
54 EXTERN PetscErrorCode MatMultTransposeAdd_SeqBAIJ(Mat,Vec,Vec,Vec);
55 EXTERN PetscErrorCode MatMultHermitianTransposeAdd_SeqBAIJ(Mat,Vec,Vec,Vec);
56 EXTERN PetscErrorCode MatScale_SeqBAIJ(Mat,PetscScalar);
57 EXTERN PetscErrorCode MatNorm_SeqBAIJ(Mat,NormType,PetscReal *);
58 EXTERN PetscErrorCode MatEqual_SeqBAIJ(Mat,Mat,PetscTruth*);
59 EXTERN PetscErrorCode MatGetDiagonal_SeqBAIJ(Mat,Vec);
60 EXTERN PetscErrorCode MatDiagonalScale_SeqBAIJ(Mat,Vec,Vec);
61 EXTERN PetscErrorCode MatGetInfo_SeqBAIJ(Mat,MatInfoType,MatInfo *);
62 EXTERN PetscErrorCode MatZeroEntries_SeqBAIJ(Mat);
63 
64 EXTERN PetscErrorCode MatSeqBAIJ_UpdateFactorNumeric_NaturalOrdering(Mat);
65 
66 EXTERN PetscErrorCode MatSolve_SeqBAIJ_1_inplace(Mat,Vec,Vec);
67 EXTERN PetscErrorCode MatSolve_SeqBAIJ_1_NaturalOrdering_inplace(Mat,Vec,Vec);
68 
69 EXTERN PetscErrorCode MatSolve_SeqBAIJ_2_inplace(Mat,Vec,Vec);
70 EXTERN PetscErrorCode MatSolve_SeqBAIJ_2(Mat,Vec,Vec);
71 EXTERN PetscErrorCode MatSolve_SeqBAIJ_2_NaturalOrdering_inplace(Mat,Vec,Vec);
72 EXTERN PetscErrorCode MatSolve_SeqBAIJ_2_NaturalOrdering(Mat,Vec,Vec);
73 
74 EXTERN PetscErrorCode MatSolve_SeqBAIJ_3_inplace(Mat,Vec,Vec);
75 EXTERN PetscErrorCode MatSolve_SeqBAIJ_3(Mat,Vec,Vec);
76 EXTERN PetscErrorCode MatSolve_SeqBAIJ_3_NaturalOrdering_inplace(Mat,Vec,Vec);
77 EXTERN PetscErrorCode MatSolve_SeqBAIJ_3_NaturalOrdering(Mat,Vec,Vec);
78 
79 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4_inplace(Mat,Vec,Vec);
80 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4(Mat,Vec,Vec);
81 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4_NaturalOrdering_inplace(Mat,Vec,Vec);
82 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec);
83 #if defined(PETSC_HAVE_SSE)
84 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4_SSE_Demotion(Mat,Vec,Vec);
85 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4_NaturalOrdering_SSE_Demotion(Mat,Vec,Vec);
86 EXTERN PetscErrorCode MatSolve_SeqBAIJ_4_NaturalOrdering_SSE_Demotion_usj(Mat,Vec,Vec);
87 #endif
88 EXTERN PetscErrorCode MatSolve_SeqBAIJ_5_inplace(Mat,Vec,Vec);
89 EXTERN PetscErrorCode MatSolve_SeqBAIJ_5(Mat,Vec,Vec);
90 EXTERN PetscErrorCode MatSolve_SeqBAIJ_5_NaturalOrdering_inplace(Mat,Vec,Vec);
91 EXTERN PetscErrorCode MatSolve_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec);
92 
93 EXTERN PetscErrorCode MatSolve_SeqBAIJ_6_inplace(Mat,Vec,Vec);
94 EXTERN PetscErrorCode MatSolve_SeqBAIJ_6(Mat,Vec,Vec);
95 EXTERN PetscErrorCode MatSolve_SeqBAIJ_6_NaturalOrdering_inplace(Mat,Vec,Vec);
96 EXTERN PetscErrorCode MatSolve_SeqBAIJ_6_NaturalOrdering(Mat,Vec,Vec);
97 
98 EXTERN PetscErrorCode MatSolve_SeqBAIJ_7_inplace(Mat,Vec,Vec);
99 EXTERN PetscErrorCode MatSolve_SeqBAIJ_7(Mat,Vec,Vec);
100 EXTERN PetscErrorCode MatSolve_SeqBAIJ_7_NaturalOrdering_inplace(Mat,Vec,Vec);
101 EXTERN PetscErrorCode MatSolve_SeqBAIJ_7_NaturalOrdering(Mat,Vec,Vec);
102 
103 EXTERN PetscErrorCode MatSolve_SeqBAIJ_15(Mat,Vec,Vec);
104 
105 EXTERN PetscErrorCode MatSolve_SeqBAIJ_N_inplace(Mat,Vec,Vec);
106 EXTERN PetscErrorCode MatSolve_SeqBAIJ_N(Mat,Vec,Vec);
107 EXTERN PetscErrorCode MatSolve_SeqBAIJ_N_NaturalOrdering(Mat,Vec,Vec);
108 
109 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_Update(Mat,Vec,Vec);
110 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_1_inplace(Mat,Vec,Vec);
111 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_1_NaturalOrdering_inplace(Mat,Vec,Vec);
112 
113 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_2_inplace(Mat,Vec,Vec);
114 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_2(Mat,Vec,Vec);
115 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_2_NaturalOrdering_inplace(Mat,Vec,Vec);
116 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_2_NaturalOrdering(Mat,Vec,Vec);
117 
118 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_3_inplace(Mat,Vec,Vec);
119 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_3(Mat,Vec,Vec);
120 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_3_NaturalOrdering_inplace(Mat,Vec,Vec);
121 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_3_NaturalOrdering(Mat,Vec,Vec);
122 
123 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_4_inplace(Mat,Vec,Vec);
124 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_4(Mat,Vec,Vec);
125 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_4_NaturalOrdering_inplace(Mat,Vec,Vec);
126 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec);
127 
128 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_5_inplace(Mat,Vec,Vec);
129 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_5(Mat,Vec,Vec);
130 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_5_NaturalOrdering_inplace(Mat,Vec,Vec);
131 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec);
132 
133 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_6_inplace(Mat,Vec,Vec);
134 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_6(Mat,Vec,Vec);
135 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_6_NaturalOrdering_inplace(Mat,Vec,Vec);
136 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_6_NaturalOrdering(Mat,Vec,Vec);
137 
138 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_7_inplace(Mat,Vec,Vec);
139 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_7(Mat,Vec,Vec);
140 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_7_NaturalOrdering_inplace(Mat,Vec,Vec);
141 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_7_NaturalOrdering(Mat,Vec,Vec);
142 
143 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_N_inplace(Mat,Vec,Vec);
144 EXTERN PetscErrorCode MatSolveTranspose_SeqBAIJ_N(Mat,Vec,Vec);
145 
146 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_N(Mat,Mat,const MatFactorInfo*);
147 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_1_inplace(Mat,Mat,const MatFactorInfo*);
148 
149 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_2_inplace(Mat,Mat,const MatFactorInfo*);
150 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_2(Mat,Mat,const MatFactorInfo*);
151 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_2_NaturalOrdering_inplace(Mat,Mat,const MatFactorInfo*);
152 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_2_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
153 
154 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_3_inplace(Mat,Mat,const MatFactorInfo*);
155 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_3(Mat,Mat,const MatFactorInfo*);
156 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_3_NaturalOrdering_inplace(Mat,Mat,const MatFactorInfo*);
157 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_3_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
158 
159 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_4_inplace(Mat,Mat,const MatFactorInfo*);
160 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_4(Mat,Mat,const MatFactorInfo*);
161 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering_inplace(Mat,Mat,const MatFactorInfo*);
162 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
163 #if defined(PETSC_HAVE_SSE)
164 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering_SSE(Mat,Mat,const MatFactorInfo*);
165 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering_SSE_usj(Mat,Mat,const MatFactorInfo*);
166 #else
167 #endif
168 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5_inplace(Mat,Mat,const MatFactorInfo*);
169 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5(Mat,Mat,const MatFactorInfo*);
170 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering_inplace(Mat,Mat,const MatFactorInfo*);
171 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
172 
173 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_6_inplace(Mat,Mat,const MatFactorInfo*);
174 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_6(Mat,Mat,const MatFactorInfo*);
175 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_6_NaturalOrdering_inplace(Mat,Mat,const MatFactorInfo*);
176 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_6_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
177 
178 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_7_inplace(Mat,Mat,const MatFactorInfo*);
179 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_7(Mat,Mat,const MatFactorInfo*);
180 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_7_NaturalOrdering_inplace(Mat,Mat,const MatFactorInfo*);
181 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_7_NaturalOrdering(Mat,Mat,const MatFactorInfo*);
182 
183 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_15(Mat,Mat,const MatFactorInfo*);
184 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_N_inplace(Mat,Mat,const MatFactorInfo*);
185 EXTERN PetscErrorCode MatLUFactorNumeric_SeqBAIJ_N(Mat,Mat,const MatFactorInfo*);
186 
187 EXTERN PetscErrorCode MatMult_SeqBAIJ_1(Mat,Vec,Vec);
188 EXTERN PetscErrorCode MatMult_SeqBAIJ_2(Mat,Vec,Vec);
189 EXTERN PetscErrorCode MatMult_SeqBAIJ_3(Mat,Vec,Vec);
190 EXTERN PetscErrorCode MatMult_SeqBAIJ_4(Mat,Vec,Vec);
191 EXTERN PetscErrorCode MatMult_SeqBAIJ_5(Mat,Vec,Vec);
192 EXTERN PetscErrorCode MatMult_SeqBAIJ_6(Mat,Vec,Vec);
193 EXTERN PetscErrorCode MatMult_SeqBAIJ_7(Mat,Vec,Vec);
194 EXTERN PetscErrorCode MatMult_SeqBAIJ_N(Mat,Vec,Vec);
195 
196 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_1(Mat,Vec,Vec,Vec);
197 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_2(Mat,Vec,Vec,Vec);
198 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_3(Mat,Vec,Vec,Vec);
199 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_4(Mat,Vec,Vec,Vec);
200 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_5(Mat,Vec,Vec,Vec);
201 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_6(Mat,Vec,Vec,Vec);
202 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_7(Mat,Vec,Vec,Vec);
203 EXTERN PetscErrorCode MatMultAdd_SeqBAIJ_N(Mat,Vec,Vec,Vec);
204 EXTERN PetscErrorCode MatLoad_SeqBAIJ(PetscViewer, const MatType,Mat*);
205 
206 EXTERN PetscErrorCode MatSeqBAIJSetNumericFactorization_inplace(Mat,PetscTruth);
207 EXTERN PetscErrorCode MatSeqBAIJSetNumericFactorization(Mat,PetscTruth);
208 
209 /*
210   Kernel_A_gets_A_times_B_2: A = A * B with size bs=2
211 
212   Input Parameters:
213 +  A,B - square bs by bs arrays stored in column major order
214 -  W   - bs*bs work arrary
215 
216   Output Parameter:
217 .  A = A * B
218 */
219 
220 #define Kernel_A_gets_A_times_B_2(A,B,W) 0;\
221 {\
222   PetscMemcpy(W,A,4*sizeof(MatScalar));\
223   A[0] = W[0]*B[0] + W[2]*B[1];\
224   A[1] = W[1]*B[0] + W[3]*B[1];\
225   A[2] = W[0]*B[2] + W[2]*B[3];\
226   A[3] = W[1]*B[2] + W[3]*B[3];\
227 }
228 
229 /*
230   Kernel_A_gets_A_minus_B_times_C_2: A = A - B * C with size bs=2
231 
232   Input Parameters:
233 +  A,B,C - square bs by bs arrays stored in column major order
234 
235   Output Parameter:
236 .  A = A - B*C
237 */
238 
239 #define Kernel_A_gets_A_minus_B_times_C_2(A,B,C) 0;\
240 {\
241   A[0] -= B[0]*C[0] + B[2]*C[1];\
242   A[1] -= B[1]*C[0] + B[3]*C[1];\
243   A[2] -= B[0]*C[2] + B[2]*C[3];\
244   A[3] -= B[1]*C[2] + B[3]*C[3];\
245 }
246 
247 /*
248   Kernel_A_gets_A_times_B_3: A = A * B with size bs=3
249 
250   Input Parameters:
251 +  A,B - square bs by bs arrays stored in column major order
252 -  W   - bs*bs work arrary
253 
254   Output Parameter:
255 .  A = A * B
256 */
257 
258 #define Kernel_A_gets_A_times_B_3(A,B,W) 0;\
259 {\
260   PetscMemcpy(W,A,9*sizeof(MatScalar));\
261   A[0] = W[0]*B[0] + W[3]*B[1] + W[6]*B[2];\
262   A[1] = W[1]*B[0] + W[4]*B[1] + W[7]*B[2];\
263   A[2] = W[2]*B[0] + W[5]*B[1] + W[8]*B[2];\
264   A[3] = W[0]*B[3] + W[3]*B[4] + W[6]*B[5];\
265   A[4] = W[1]*B[3] + W[4]*B[4] + W[7]*B[5];\
266   A[5] = W[2]*B[3] + W[5]*B[4] + W[8]*B[5];\
267   A[6] = W[0]*B[6] + W[3]*B[7] + W[6]*B[8];\
268   A[7] = W[1]*B[6] + W[4]*B[7] + W[7]*B[8];\
269   A[8] = W[2]*B[6] + W[5]*B[7] + W[8]*B[8];\
270 }
271 
272 /*
273   Kernel_A_gets_A_minus_B_times_C_3: A = A - B * C with size bs=3
274 
275   Input Parameters:
276 +  A,B,C - square bs by bs arrays stored in column major order
277 
278   Output Parameter:
279 .  A = A - B*C
280 */
281 
282 #define Kernel_A_gets_A_minus_B_times_C_3(A,B,C) 0;\
283 {\
284   A[0] -= B[0]*C[0] + B[3]*C[1] + B[6]*C[2];\
285   A[1] -= B[1]*C[0] + B[4]*C[1] + B[7]*C[2];\
286   A[2] -= B[2]*C[0] + B[5]*C[1] + B[8]*C[2];\
287   A[3] -= B[0]*C[3] + B[3]*C[4] + B[6]*C[5];\
288   A[4] -= B[1]*C[3] + B[4]*C[4] + B[7]*C[5];\
289   A[5] -= B[2]*C[3] + B[5]*C[4] + B[8]*C[5];\
290   A[6] -= B[0]*C[6] + B[3]*C[7] + B[6]*C[8];\
291   A[7] -= B[1]*C[6] + B[4]*C[7] + B[7]*C[8];\
292   A[8] -= B[2]*C[6] + B[5]*C[7] + B[8]*C[8];\
293 }
294 
295 /*
296   Kernel_A_gets_A_times_B_4: A = A * B with size bs=4
297 
298   Input Parameters:
299 +  A,B - square bs by bs arrays stored in column major order
300 -  W   - bs*bs work arrary
301 
302   Output Parameter:
303 .  A = A * B
304 */
305 
306 #define Kernel_A_gets_A_times_B_4(A,B,W) 0;\
307 {\
308   PetscMemcpy(W,A,16*sizeof(MatScalar));\
309   A[0] =  W[0]*B[0]  + W[4]*B[1]  + W[8]*B[2]   + W[12]*B[3];\
310   A[1] =  W[1]*B[0]  + W[5]*B[1]  + W[9]*B[2]   + W[13]*B[3];\
311   A[2] =  W[2]*B[0]  + W[6]*B[1]  + W[10]*B[2]  + W[14]*B[3];\
312   A[3] =  W[3]*B[0]  + W[7]*B[1]  + W[11]*B[2]  + W[15]*B[3];\
313   A[4] =  W[0]*B[4]  + W[4]*B[5]  + W[8]*B[6]   + W[12]*B[7];\
314   A[5] =  W[1]*B[4]  + W[5]*B[5]  + W[9]*B[6]   + W[13]*B[7];\
315   A[6] =  W[2]*B[4]  + W[6]*B[5]  + W[10]*B[6]  + W[14]*B[7];\
316   A[7] =  W[3]*B[4]  + W[7]*B[5]  + W[11]*B[6]  + W[15]*B[7];\
317   A[8] =  W[0]*B[8]  + W[4]*B[9]  + W[8]*B[10]  + W[12]*B[11];\
318   A[9] =  W[1]*B[8]  + W[5]*B[9]  + W[9]*B[10]  + W[13]*B[11];\
319   A[10] = W[2]*B[8]  + W[6]*B[9]  + W[10]*B[10] + W[14]*B[11];\
320   A[11] = W[3]*B[8]  + W[7]*B[9]  + W[11]*B[10] + W[15]*B[11];\
321   A[12] = W[0]*B[12] + W[4]*B[13] + W[8]*B[14]  + W[12]*B[15];\
322   A[13] = W[1]*B[12] + W[5]*B[13] + W[9]*B[14]  + W[13]*B[15];\
323   A[14] = W[2]*B[12] + W[6]*B[13] + W[10]*B[14] + W[14]*B[15];\
324   A[15] = W[3]*B[12] + W[7]*B[13] + W[11]*B[14] + W[15]*B[15];\
325 }
326 
327 /*
328   Kernel_A_gets_A_minus_B_times_C_4: A = A - B * C with size bs=4
329 
330   Input Parameters:
331 +  A,B,C - square bs by bs arrays stored in column major order
332 
333   Output Parameter:
334 .  A = A - B*C
335 */
336 
337 #define Kernel_A_gets_A_minus_B_times_C_4(A,B,C) 0;\
338 {\
339   A[0] -=  B[0]*C[0]  + B[4]*C[1]  + B[8]*C[2]   + B[12]*C[3];\
340   A[1] -=  B[1]*C[0]  + B[5]*C[1]  + B[9]*C[2]   + B[13]*C[3];\
341   A[2] -=  B[2]*C[0]  + B[6]*C[1]  + B[10]*C[2]  + B[14]*C[3];\
342   A[3] -=  B[3]*C[0]  + B[7]*C[1]  + B[11]*C[2]  + B[15]*C[3];\
343   A[4] -=  B[0]*C[4]  + B[4]*C[5]  + B[8]*C[6]   + B[12]*C[7];\
344   A[5] -=  B[1]*C[4]  + B[5]*C[5]  + B[9]*C[6]   + B[13]*C[7];\
345   A[6] -=  B[2]*C[4]  + B[6]*C[5]  + B[10]*C[6]  + B[14]*C[7];\
346   A[7] -=  B[3]*C[4]  + B[7]*C[5]  + B[11]*C[6]  + B[15]*C[7];\
347   A[8] -=  B[0]*C[8]  + B[4]*C[9]  + B[8]*C[10]  + B[12]*C[11];\
348   A[9] -=  B[1]*C[8]  + B[5]*C[9]  + B[9]*C[10]  + B[13]*C[11];\
349   A[10] -= B[2]*C[8]  + B[6]*C[9]  + B[10]*C[10] + B[14]*C[11];\
350   A[11] -= B[3]*C[8]  + B[7]*C[9]  + B[11]*C[10] + B[15]*C[11];\
351   A[12] -= B[0]*C[12] + B[4]*C[13] + B[8]*C[14]  + B[12]*C[15];\
352   A[13] -= B[1]*C[12] + B[5]*C[13] + B[9]*C[14]  + B[13]*C[15];\
353   A[14] -= B[2]*C[12] + B[6]*C[13] + B[10]*C[14] + B[14]*C[15];\
354   A[15] -= B[3]*C[12] + B[7]*C[13] + B[11]*C[14] + B[15]*C[15];\
355 }
356 
357 #define Kernel_A_gets_A_times_B_5(A,B,W) 0;\
358 {\
359   PetscMemcpy(W,A,25*sizeof(MatScalar));\
360   A[0] =  W[0]*B[0]  + W[5]*B[1]  + W[10]*B[2]   + W[15]*B[3] + W[20]*B[4];\
361   A[1] =  W[1]*B[0]  + W[6]*B[1]  + W[11]*B[2]   + W[16]*B[3] + W[21]*B[4];\
362   A[2] =  W[2]*B[0]  + W[7]*B[1]  + W[12]*B[2]  + W[17]*B[3]  + W[22]*B[4];\
363   A[3] =  W[3]*B[0]  + W[8]*B[1]  + W[13]*B[2]  + W[18]*B[3]  + W[23]*B[4];\
364   A[4] =  W[4]*B[0]  + W[9]*B[1]  + W[14]*B[2]   + W[19]*B[3] + W[24]*B[4];\
365   A[5] =  W[0]*B[5]  + W[5]*B[6]  + W[10]*B[7]   + W[15]*B[8] + W[20]*B[9];\
366   A[6] =  W[1]*B[5]  + W[6]*B[6]  + W[11]*B[7]   + W[16]*B[8] + W[21]*B[9];\
367   A[7] =  W[2]*B[5]  + W[7]*B[6]  + W[12]*B[7]  + W[17]*B[8]  + W[22]*B[9];\
368   A[8] =  W[3]*B[5]  + W[8]*B[6]  + W[13]*B[7]  + W[18]*B[8]  + W[23]*B[9];\
369   A[9] =  W[4]*B[5]  + W[9]*B[6]  + W[14]*B[7]   + W[19]*B[8] + W[24]*B[9];\
370   A[10] =  W[0]*B[10]  + W[5]*B[11]  + W[10]*B[12]   + W[15]*B[13] + W[20]*B[14];\
371   A[11] =  W[1]*B[10]  + W[6]*B[11]  + W[11]*B[12]   + W[16]*B[13] + W[21]*B[14];\
372   A[12] =  W[2]*B[10]  + W[7]*B[11]  + W[12]*B[12]  + W[17]*B[13]  + W[22]*B[14];\
373   A[13] =  W[3]*B[10]  + W[8]*B[11]  + W[13]*B[12]  + W[18]*B[13]  + W[23]*B[14];\
374   A[14] =  W[4]*B[10]  + W[9]*B[11]  + W[14]*B[12]   + W[19]*B[13] + W[24]*B[14];\
375   A[15] =  W[0]*B[15]  + W[5]*B[16]  + W[10]*B[17]   + W[15]*B[18] + W[20]*B[19];\
376   A[16] =  W[1]*B[15]  + W[6]*B[16]  + W[11]*B[17]   + W[16]*B[18] + W[21]*B[19];\
377   A[17] =  W[2]*B[15]  + W[7]*B[16]  + W[12]*B[17]  + W[17]*B[18]  + W[22]*B[19];\
378   A[18] =  W[3]*B[15]  + W[8]*B[16]  + W[13]*B[17]  + W[18]*B[18]  + W[23]*B[19];\
379   A[19] =  W[4]*B[15]  + W[9]*B[16]  + W[14]*B[17]   + W[19]*B[18] + W[24]*B[19];\
380   A[20] =  W[0]*B[20]  + W[5]*B[21]  + W[10]*B[22]   + W[15]*B[23] + W[20]*B[24];\
381   A[21] =  W[1]*B[20]  + W[6]*B[21]  + W[11]*B[22]   + W[16]*B[23] + W[21]*B[24];\
382   A[22] =  W[2]*B[20]  + W[7]*B[21]  + W[12]*B[22]  + W[17]*B[23]  + W[22]*B[24];\
383   A[23] =  W[3]*B[20]  + W[8]*B[21]  + W[13]*B[22]  + W[18]*B[23]  + W[23]*B[24];\
384   A[24] =  W[4]*B[20]  + W[9]*B[21]  + W[14]*B[22]   + W[19]*B[23] + W[24]*B[24];\
385 }
386 
387 /*
388   Kernel_A_gets_A_minus_B_times_C_5: A = A - B * C with size bs=5
389 
390   Input Parameters:
391 +  A,B,C - square bs by bs arrays stored in column major order
392 
393   Output Parameter:
394 .  A = A - B*C
395 */
396 
397 #define Kernel_A_gets_A_minus_B_times_C_5(A,B,C) 0;\
398 {\
399   A[0] -=  B[0]*C[0]  + B[5]*C[1]  + B[10]*C[2]   + B[15]*C[3] + B[20]*C[4];\
400   A[1] -=  B[1]*C[0]  + B[6]*C[1]  + B[11]*C[2]   + B[16]*C[3] + B[21]*C[4];\
401   A[2] -=  B[2]*C[0]  + B[7]*C[1]  + B[12]*C[2]  + B[17]*C[3]  + B[22]*C[4];\
402   A[3] -=  B[3]*C[0]  + B[8]*C[1]  + B[13]*C[2]  + B[18]*C[3]  + B[23]*C[4];\
403   A[4] -=  B[4]*C[0]  + B[9]*C[1]  + B[14]*C[2]   + B[19]*C[3] + B[24]*C[4];\
404   A[5] -=  B[0]*C[5]  + B[5]*C[6]  + B[10]*C[7]   + B[15]*C[8] + B[20]*C[9];\
405   A[6] -=  B[1]*C[5]  + B[6]*C[6]  + B[11]*C[7]   + B[16]*C[8] + B[21]*C[9];\
406   A[7] -=  B[2]*C[5]  + B[7]*C[6]  + B[12]*C[7]  + B[17]*C[8]  + B[22]*C[9];\
407   A[8] -=  B[3]*C[5]  + B[8]*C[6]  + B[13]*C[7]  + B[18]*C[8]  + B[23]*C[9];\
408   A[9] -=  B[4]*C[5]  + B[9]*C[6]  + B[14]*C[7]   + B[19]*C[8] + B[24]*C[9];\
409   A[10] -=  B[0]*C[10]  + B[5]*C[11]  + B[10]*C[12]   + B[15]*C[13] + B[20]*C[14];\
410   A[11] -=  B[1]*C[10]  + B[6]*C[11]  + B[11]*C[12]   + B[16]*C[13] + B[21]*C[14];\
411   A[12] -=  B[2]*C[10]  + B[7]*C[11]  + B[12]*C[12]  + B[17]*C[13]  + B[22]*C[14];\
412   A[13] -=  B[3]*C[10]  + B[8]*C[11]  + B[13]*C[12]  + B[18]*C[13]  + B[23]*C[14];\
413   A[14] -=  B[4]*C[10]  + B[9]*C[11]  + B[14]*C[12]   + B[19]*C[13] + B[24]*C[14];\
414   A[15] -=  B[0]*C[15]  + B[5]*C[16]  + B[10]*C[17]   + B[15]*C[18] + B[20]*C[19];\
415   A[16] -=  B[1]*C[15]  + B[6]*C[16]  + B[11]*C[17]   + B[16]*C[18] + B[21]*C[19];\
416   A[17] -=  B[2]*C[15]  + B[7]*C[16]  + B[12]*C[17]  + B[17]*C[18]  + B[22]*C[19];\
417   A[18] -=  B[3]*C[15]  + B[8]*C[16]  + B[13]*C[17]  + B[18]*C[18]  + B[23]*C[19];\
418   A[19] -=  B[4]*C[15]  + B[9]*C[16]  + B[14]*C[17]   + B[19]*C[18] + B[24]*C[19];\
419   A[20] -=  B[0]*C[20]  + B[5]*C[21]  + B[10]*C[22]   + B[15]*C[23] + B[20]*C[24];\
420   A[21] -=  B[1]*C[20]  + B[6]*C[21]  + B[11]*C[22]   + B[16]*C[23] + B[21]*C[24];\
421   A[22] -=  B[2]*C[20]  + B[7]*C[21]  + B[12]*C[22]  + B[17]*C[23]  + B[22]*C[24];\
422   A[23] -=  B[3]*C[20]  + B[8]*C[21]  + B[13]*C[22]  + B[18]*C[23]  + B[23]*C[24];\
423   A[24] -=  B[4]*C[20]  + B[9]*C[21]  + B[14]*C[22]   + B[19]*C[23] + B[24]*C[24];\
424 }
425 
426 #define Kernel_A_gets_A_times_B_6(A,B,W) 0;\
427 {\
428   PetscMemcpy(W,A,36*sizeof(MatScalar));\
429   A[0]  =  W[0]*B[0]   + W[6]*B[1]   + W[12]*B[2]   + W[18]*B[3]  + W[24]*B[4]  + W[30]*B[5];\
430   A[1]  =  W[1]*B[0]   + W[7]*B[1]   + W[13]*B[2]   + W[19]*B[3]  + W[25]*B[4]  + W[31]*B[5];\
431   A[2]  =  W[2]*B[0]   + W[8]*B[1]   + W[14]*B[2]   + W[20]*B[3]  + W[26]*B[4]  + W[32]*B[5];\
432   A[3]  =  W[3]*B[0]   + W[9]*B[1]   + W[15]*B[2]   + W[21]*B[3]  + W[27]*B[4]  + W[33]*B[5];\
433   A[4]  =  W[4]*B[0]   + W[10]*B[1]  + W[16]*B[2]   + W[22]*B[3]  + W[28]*B[4]  + W[34]*B[5];\
434   A[5]  =  W[5]*B[0]   + W[11]*B[1]  + W[17]*B[2]   + W[23]*B[3]  + W[29]*B[4]  + W[35]*B[5];\
435   A[6]  =  W[0]*B[6]   + W[6]*B[7]   + W[12]*B[8]   + W[18]*B[9]  + W[24]*B[10] + W[30]*B[11];\
436   A[7]  =  W[1]*B[6]   + W[7]*B[7]   + W[13]*B[8]   + W[19]*B[9]  + W[25]*B[10] + W[31]*B[11];\
437   A[8]  =  W[2]*B[6]   + W[8]*B[7]   + W[14]*B[8]   + W[20]*B[9]  + W[26]*B[10] + W[32]*B[11];\
438   A[9]  =  W[3]*B[6]   + W[9]*B[7]   + W[15]*B[8]   + W[21]*B[9]  + W[27]*B[10] + W[33]*B[11];\
439   A[10] =  W[4]*B[6]   + W[10]*B[7]  + W[16]*B[8]   + W[22]*B[9]  + W[28]*B[10] + W[34]*B[11];\
440   A[11] =  W[5]*B[6]   + W[11]*B[7]  + W[17]*B[8]   + W[23]*B[9]  + W[29]*B[10] + W[35]*B[11];\
441   A[12] =  W[0]*B[12]  + W[6]*B[13]  + W[12]*B[14]  + W[18]*B[15] + W[24]*B[16] + W[30]*B[17];\
442   A[13] =  W[1]*B[12]  + W[7]*B[13]  + W[13]*B[14]  + W[19]*B[15] + W[25]*B[16] + W[31]*B[17];\
443   A[14] =  W[2]*B[12]  + W[8]*B[13]  + W[14]*B[14]  + W[20]*B[15] + W[26]*B[16] + W[32]*B[17];\
444   A[15] =  W[3]*B[12]  + W[9]*B[13]  + W[15]*B[14]  + W[21]*B[15] + W[27]*B[16] + W[33]*B[17];\
445   A[16] =  W[4]*B[12]  + W[10]*B[13] + W[16]*B[14]  + W[22]*B[15] + W[28]*B[16] + W[34]*B[17];\
446   A[17] =  W[5]*B[12]  + W[11]*B[13] + W[17]*B[14]  + W[23]*B[15] + W[29]*B[16] + W[35]*B[17];\
447   A[18] =  W[0]*B[18]  + W[6]*B[19]  + W[12]*B[20]  + W[18]*B[21] + W[24]*B[22] + W[30]*B[23];\
448   A[19] =  W[1]*B[18]  + W[7]*B[19]  + W[13]*B[20]  + W[19]*B[21] + W[25]*B[22] + W[31]*B[23];\
449   A[20] =  W[2]*B[18]  + W[8]*B[19]  + W[14]*B[20]  + W[20]*B[21] + W[26]*B[22] + W[32]*B[23];\
450   A[21] =  W[3]*B[18]  + W[9]*B[19]  + W[15]*B[20]  + W[21]*B[21] + W[27]*B[22] + W[33]*B[23];\
451   A[22] =  W[4]*B[18]  + W[10]*B[19] + W[16]*B[20]  + W[22]*B[21] + W[28]*B[22] + W[34]*B[23];\
452   A[23] =  W[5]*B[18]  + W[11]*B[19] + W[17]*B[20]  + W[23]*B[21] + W[29]*B[22] + W[35]*B[23];\
453   A[24] =  W[0]*B[24]  + W[6]*B[25]  + W[12]*B[26]  + W[18]*B[27] + W[24]*B[28] + W[30]*B[29];\
454   A[25] =  W[1]*B[24]  + W[7]*B[25]  + W[13]*B[26]  + W[19]*B[27] + W[25]*B[28] + W[31]*B[29];\
455   A[26] =  W[2]*B[24]  + W[8]*B[25]  + W[14]*B[26]  + W[20]*B[27] + W[26]*B[28] + W[32]*B[29];\
456   A[27] =  W[3]*B[24]  + W[9]*B[25]  + W[15]*B[26]  + W[21]*B[27] + W[27]*B[28] + W[33]*B[29];\
457   A[28] =  W[4]*B[24]  + W[10]*B[25] + W[16]*B[26]  + W[22]*B[27] + W[28]*B[28] + W[34]*B[29];\
458   A[29] =  W[5]*B[24]  + W[11]*B[25] + W[17]*B[26]  + W[23]*B[27] + W[29]*B[28] + W[35]*B[29];\
459   A[30] =  W[0]*B[30]  + W[6]*B[31]  + W[12]*B[32]  + W[18]*B[33] + W[24]*B[34] + W[30]*B[35];\
460   A[31] =  W[1]*B[30]  + W[7]*B[31]  + W[13]*B[32]  + W[19]*B[33] + W[25]*B[34] + W[31]*B[35];\
461   A[32] =  W[2]*B[30]  + W[8]*B[31]  + W[14]*B[32]  + W[20]*B[33] + W[26]*B[34] + W[32]*B[35];\
462   A[33] =  W[3]*B[30]  + W[9]*B[31]  + W[15]*B[32]  + W[21]*B[33] + W[27]*B[34] + W[33]*B[35];\
463   A[34] =  W[4]*B[30]  + W[10]*B[31] + W[16]*B[32]  + W[22]*B[33] + W[28]*B[34] + W[34]*B[35];\
464   A[35] =  W[5]*B[30]  + W[11]*B[31] + W[17]*B[32]  + W[23]*B[33] + W[29]*B[34] + W[35]*B[35];\
465 }
466 
467 /*
468   Kernel_A_gets_A_minus_B_times_C_6: A = A - B * C with size bs=6
469 
470   Input Parameters:
471 +  A,B,C - square bs by bs arrays stored in column major order
472 
473   Output Parameter:
474 .  A = A - B*C
475 */
476 
477 #define Kernel_A_gets_A_minus_B_times_C_6(A,B,C) 0;\
478 {\
479   A[0]  -=  B[0]*C[0]   + B[6]*C[1]   + B[12]*C[2]   + B[18]*C[3]  + B[24]*C[4]  + B[30]*C[5];\
480   A[1]  -=  B[1]*C[0]   + B[7]*C[1]   + B[13]*C[2]   + B[19]*C[3]  + B[25]*C[4]  + B[31]*C[5];\
481   A[2]  -=  B[2]*C[0]   + B[8]*C[1]   + B[14]*C[2]   + B[20]*C[3]  + B[26]*C[4]  + B[32]*C[5];\
482   A[3]  -=  B[3]*C[0]   + B[9]*C[1]   + B[15]*C[2]   + B[21]*C[3]  + B[27]*C[4]  + B[33]*C[5];\
483   A[4]  -=  B[4]*C[0]   + B[10]*C[1]  + B[16]*C[2]   + B[22]*C[3]  + B[28]*C[4]  + B[34]*C[5];\
484   A[5]  -=  B[5]*C[0]   + B[11]*C[1]  + B[17]*C[2]   + B[23]*C[3]  + B[29]*C[4]  + B[35]*C[5];\
485   A[6]  -=  B[0]*C[6]   + B[6]*C[7]   + B[12]*C[8]   + B[18]*C[9]  + B[24]*C[10] + B[30]*C[11];\
486   A[7]  -=  B[1]*C[6]   + B[7]*C[7]   + B[13]*C[8]   + B[19]*C[9]  + B[25]*C[10] + B[31]*C[11];\
487   A[8]  -=  B[2]*C[6]   + B[8]*C[7]   + B[14]*C[8]   + B[20]*C[9]  + B[26]*C[10] + B[32]*C[11];\
488   A[9]  -=  B[3]*C[6]   + B[9]*C[7]   + B[15]*C[8]   + B[21]*C[9]  + B[27]*C[10] + B[33]*C[11];\
489   A[10] -=  B[4]*C[6]   + B[10]*C[7]  + B[16]*C[8]   + B[22]*C[9]  + B[28]*C[10] + B[34]*C[11];\
490   A[11] -=  B[5]*C[6]   + B[11]*C[7]  + B[17]*C[8]   + B[23]*C[9]  + B[29]*C[10] + B[35]*C[11];\
491   A[12] -=  B[0]*C[12]  + B[6]*C[13]  + B[12]*C[14]  + B[18]*C[15] + B[24]*C[16] + B[30]*C[17];\
492   A[13] -=  B[1]*C[12]  + B[7]*C[13]  + B[13]*C[14]  + B[19]*C[15] + B[25]*C[16] + B[31]*C[17];\
493   A[14] -=  B[2]*C[12]  + B[8]*C[13]  + B[14]*C[14]  + B[20]*C[15] + B[26]*C[16] + B[32]*C[17];\
494   A[15] -=  B[3]*C[12]  + B[9]*C[13]  + B[15]*C[14]  + B[21]*C[15] + B[27]*C[16] + B[33]*C[17];\
495   A[16] -=  B[4]*C[12]  + B[10]*C[13] + B[16]*C[14]  + B[22]*C[15] + B[28]*C[16] + B[34]*C[17];\
496   A[17] -=  B[5]*C[12]  + B[11]*C[13] + B[17]*C[14]  + B[23]*C[15] + B[29]*C[16] + B[35]*C[17];\
497   A[18] -=  B[0]*C[18]  + B[6]*C[19]  + B[12]*C[20]  + B[18]*C[21] + B[24]*C[22] + B[30]*C[23];\
498   A[19] -=  B[1]*C[18]  + B[7]*C[19]  + B[13]*C[20]  + B[19]*C[21] + B[25]*C[22] + B[31]*C[23];\
499   A[20] -=  B[2]*C[18]  + B[8]*C[19]  + B[14]*C[20]  + B[20]*C[21] + B[26]*C[22] + B[32]*C[23];\
500   A[21] -=  B[3]*C[18]  + B[9]*C[19]  + B[15]*C[20]  + B[21]*C[21] + B[27]*C[22] + B[33]*C[23];\
501   A[22] -=  B[4]*C[18]  + B[10]*C[19] + B[16]*C[20]  + B[22]*C[21] + B[28]*C[22] + B[34]*C[23];\
502   A[23] -=  B[5]*C[18]  + B[11]*C[19] + B[17]*C[20]  + B[23]*C[21] + B[29]*C[22] + B[35]*C[23];\
503   A[24] -=  B[0]*C[24]  + B[6]*C[25]  + B[12]*C[26]  + B[18]*C[27] + B[24]*C[28] + B[30]*C[29];\
504   A[25] -=  B[1]*C[24]  + B[7]*C[25]  + B[13]*C[26]  + B[19]*C[27] + B[25]*C[28] + B[31]*C[29];\
505   A[26] -=  B[2]*C[24]  + B[8]*C[25]  + B[14]*C[26]  + B[20]*C[27] + B[26]*C[28] + B[32]*C[29];\
506   A[27] -=  B[3]*C[24]  + B[9]*C[25]  + B[15]*C[26]  + B[21]*C[27] + B[27]*C[28] + B[33]*C[29];\
507   A[28] -=  B[4]*C[24]  + B[10]*C[25] + B[16]*C[26]  + B[22]*C[27] + B[28]*C[28] + B[34]*C[29];\
508   A[29] -=  B[5]*C[24]  + B[11]*C[25] + B[17]*C[26]  + B[23]*C[27] + B[29]*C[28] + B[35]*C[29];\
509   A[30] -=  B[0]*C[30]  + B[6]*C[31]  + B[12]*C[32]  + B[18]*C[33] + B[24]*C[34] + B[30]*C[35];\
510   A[31] -=  B[1]*C[30]  + B[7]*C[31]  + B[13]*C[32]  + B[19]*C[33] + B[25]*C[34] + B[31]*C[35];\
511   A[32] -=  B[2]*C[30]  + B[8]*C[31]  + B[14]*C[32]  + B[20]*C[33] + B[26]*C[34] + B[32]*C[35];\
512   A[33] -=  B[3]*C[30]  + B[9]*C[31]  + B[15]*C[32]  + B[21]*C[33] + B[27]*C[34] + B[33]*C[35];\
513   A[34] -=  B[4]*C[30]  + B[10]*C[31] + B[16]*C[32]  + B[22]*C[33] + B[28]*C[34] + B[34]*C[35];\
514   A[35] -=  B[5]*C[30]  + B[11]*C[31] + B[17]*C[32]  + B[23]*C[33] + B[29]*C[34] + B[35]*C[35];\
515 }
516 
517 #define Kernel_A_gets_A_times_B_7(A,B,W) 0;\
518 {\
519   PetscMemcpy(W,A,49*sizeof(MatScalar));\
520   A[0]  =  W[0]*B[0]   + W[7]*B[1]   + W[14]*B[2]   + W[21]*B[3]  + W[28]*B[4]  + W[35]*B[5]  + W[42]*B[6];\
521   A[1]  =  W[1]*B[0]   + W[8]*B[1]   + W[15]*B[2]   + W[22]*B[3]  + W[29]*B[4]  + W[36]*B[5]  + W[43]*B[6];\
522   A[2]  =  W[2]*B[0]   + W[9]*B[1]   + W[16]*B[2]   + W[23]*B[3]  + W[30]*B[4]  + W[37]*B[5]  + W[44]*B[6];\
523   A[3]  =  W[3]*B[0]   + W[10]*B[1]   + W[17]*B[2]   + W[24]*B[3]  + W[31]*B[4]  + W[38]*B[5]  + W[45]*B[6];\
524   A[4]  =  W[4]*B[0]   + W[11]*B[1]  + W[18]*B[2]   + W[25]*B[3]  + W[32]*B[4]  + W[39]*B[5]  + W[46]*B[6];\
525   A[5]  =  W[5]*B[0]   + W[12]*B[1]  + W[19]*B[2]   + W[26]*B[3]  + W[33]*B[4]  + W[40]*B[5]  + W[47]*B[6];\
526   A[6]  =  W[6]*B[0]   + W[13]*B[1]   + W[20]*B[2]   + W[27]*B[3]  + W[34]*B[4] + W[41]*B[5]  + W[48]*B[6];\
527   A[7]  =  W[0]*B[7]   + W[7]*B[8]   + W[14]*B[9]   + W[21]*B[10]  + W[28]*B[11]  + W[35]*B[12]  + W[42]*B[13];\
528   A[8]  =  W[1]*B[7]   + W[8]*B[8]   + W[15]*B[9]   + W[22]*B[10]  + W[29]*B[11]  + W[36]*B[12]  + W[43]*B[13];\
529   A[9]  =  W[2]*B[7]   + W[9]*B[8]   + W[16]*B[9]   + W[23]*B[10]  + W[30]*B[11]  + W[37]*B[12]  + W[44]*B[13];\
530   A[10]  =  W[3]*B[7]   + W[10]*B[8]   + W[17]*B[9]   + W[24]*B[10]  + W[31]*B[11]  + W[38]*B[12]  + W[45]*B[13];\
531   A[11]  =  W[4]*B[7]   + W[11]*B[8]  + W[18]*B[9]   + W[25]*B[10]  + W[32]*B[11]  + W[39]*B[12]  + W[46]*B[13];\
532   A[12]  =  W[5]*B[7]   + W[12]*B[8]  + W[19]*B[9]   + W[26]*B[10]  + W[33]*B[11]  + W[40]*B[12]  + W[47]*B[13];\
533   A[13]  =  W[6]*B[7]   + W[13]*B[8]   + W[20]*B[9]   + W[27]*B[10]  + W[34]*B[11] + W[41]*B[12]  + W[48]*B[13];\
534   A[14]  =  W[0]*B[14]   + W[7]*B[15]   + W[14]*B[16]   + W[21]*B[17]  + W[28]*B[18]  + W[35]*B[19]  + W[42]*B[20];\
535   A[15]  =  W[1]*B[14]   + W[8]*B[15]   + W[15]*B[16]   + W[22]*B[17]  + W[29]*B[18]  + W[36]*B[19]  + W[43]*B[20];\
536   A[16]  =  W[2]*B[14]   + W[9]*B[15]   + W[16]*B[16]   + W[23]*B[17]  + W[30]*B[18]  + W[37]*B[19]  + W[44]*B[20];\
537   A[17]  =  W[3]*B[14]   + W[10]*B[15]   + W[17]*B[16]   + W[24]*B[17]  + W[31]*B[18]  + W[38]*B[19]  + W[45]*B[20];\
538   A[18]  =  W[4]*B[14]   + W[11]*B[15]  + W[18]*B[16]   + W[25]*B[17]  + W[32]*B[18]  + W[39]*B[19]  + W[46]*B[20];\
539   A[19]  =  W[5]*B[14]   + W[12]*B[15]  + W[19]*B[16]   + W[26]*B[17]  + W[33]*B[18]  + W[40]*B[19]  + W[47]*B[20];\
540   A[20]  =  W[6]*B[14]   + W[13]*B[15]   + W[20]*B[16]   + W[27]*B[17]  + W[34]*B[18] + W[41]*B[19]  + W[48]*B[20];\
541   A[21]  =  W[0]*B[21]   + W[7]*B[22]   + W[14]*B[23]   + W[21]*B[24]  + W[28]*B[25]  + W[35]*B[26]  + W[42]*B[27];\
542   A[22]  =  W[1]*B[21]   + W[8]*B[22]   + W[15]*B[23]   + W[22]*B[24]  + W[29]*B[25]  + W[36]*B[26]  + W[43]*B[27];\
543   A[23]  =  W[2]*B[21]   + W[9]*B[22]   + W[16]*B[23]   + W[23]*B[24]  + W[30]*B[25]  + W[37]*B[26]  + W[44]*B[27];\
544   A[24]  =  W[3]*B[21]   + W[10]*B[22]   + W[17]*B[23]   + W[24]*B[24]  + W[31]*B[25]  + W[38]*B[26]  + W[45]*B[27];\
545   A[25]  =  W[4]*B[21]   + W[11]*B[22]  + W[18]*B[23]   + W[25]*B[24]  + W[32]*B[25]  + W[39]*B[26]  + W[46]*B[27];\
546   A[26]  =  W[5]*B[21]   + W[12]*B[22]  + W[19]*B[23]   + W[26]*B[24]  + W[33]*B[25]  + W[40]*B[26]  + W[47]*B[27];\
547   A[27]  =  W[6]*B[21]   + W[13]*B[22]   + W[20]*B[23]   + W[27]*B[24]  + W[34]*B[25] + W[41]*B[26]  + W[48]*B[27];\
548   A[28]  =  W[0]*B[28]   + W[7]*B[29]   + W[14]*B[30]   + W[21]*B[31]  + W[28]*B[32]  + W[35]*B[33]  + W[42]*B[34];\
549   A[29]  =  W[1]*B[28]   + W[8]*B[29]   + W[15]*B[30]   + W[22]*B[31]  + W[29]*B[32]  + W[36]*B[33]  + W[43]*B[34];\
550   A[30]  =  W[2]*B[28]   + W[9]*B[29]   + W[16]*B[30]   + W[23]*B[31]  + W[30]*B[32]  + W[37]*B[33]  + W[44]*B[34];\
551   A[31]  =  W[3]*B[28]   + W[10]*B[29]   + W[17]*B[30]   + W[24]*B[31]  + W[31]*B[32]  + W[38]*B[33]  + W[45]*B[34];\
552   A[32]  =  W[4]*B[28]   + W[11]*B[29]  + W[18]*B[30]   + W[25]*B[31]  + W[32]*B[32]  + W[39]*B[33]  + W[46]*B[34];\
553   A[33]  =  W[5]*B[28]   + W[12]*B[29]  + W[19]*B[30]   + W[26]*B[31]  + W[33]*B[32]  + W[40]*B[33]  + W[47]*B[34];\
554   A[34]  =  W[6]*B[28]   + W[13]*B[29]   + W[20]*B[30]   + W[27]*B[31]  + W[34]*B[32] + W[41]*B[33]  + W[48]*B[34];\
555   A[35]  =  W[0]*B[35]   + W[7]*B[36]   + W[14]*B[37]   + W[21]*B[38]  + W[28]*B[39]  + W[35]*B[40]  + W[42]*B[41];\
556   A[36]  =  W[1]*B[35]   + W[8]*B[36]   + W[15]*B[37]   + W[22]*B[38]  + W[29]*B[39]  + W[36]*B[40]  + W[43]*B[41];\
557   A[37]  =  W[2]*B[35]   + W[9]*B[36]   + W[16]*B[37]   + W[23]*B[38]  + W[30]*B[39]  + W[37]*B[40]  + W[44]*B[41];\
558   A[38]  =  W[3]*B[35]   + W[10]*B[36]   + W[17]*B[37]   + W[24]*B[38]  + W[31]*B[39]  + W[38]*B[40]  + W[45]*B[41];\
559   A[39]  =  W[4]*B[35]   + W[11]*B[36]  + W[18]*B[37]   + W[25]*B[38]  + W[32]*B[39]  + W[39]*B[40]  + W[46]*B[41];\
560   A[40]  =  W[5]*B[35]   + W[12]*B[36]  + W[19]*B[37]   + W[26]*B[38]  + W[33]*B[39]  + W[40]*B[40]  + W[47]*B[41];\
561   A[41]  =  W[6]*B[35]   + W[13]*B[36]   + W[20]*B[37]   + W[27]*B[38]  + W[34]*B[39] + W[41]*B[40]  + W[48]*B[41];\
562   A[42]  =  W[0]*B[42]   + W[7]*B[43]   + W[14]*B[44]   + W[21]*B[45]  + W[28]*B[46]  + W[35]*B[47]  + W[42]*B[48];\
563   A[43]  =  W[1]*B[42]   + W[8]*B[43]   + W[15]*B[44]   + W[22]*B[45]  + W[29]*B[46]  + W[36]*B[47]  + W[43]*B[48];\
564   A[44]  =  W[2]*B[42]   + W[9]*B[43]   + W[16]*B[44]   + W[23]*B[45]  + W[30]*B[46]  + W[37]*B[47]  + W[44]*B[48];\
565   A[45]  =  W[3]*B[42]   + W[10]*B[43]   + W[17]*B[44]   + W[24]*B[45]  + W[31]*B[46]  + W[38]*B[47]  + W[45]*B[48];\
566   A[46]  =  W[4]*B[42]   + W[11]*B[43]  + W[18]*B[44]   + W[25]*B[45]  + W[32]*B[46]  + W[39]*B[47]  + W[46]*B[48];\
567   A[47]  =  W[5]*B[42]   + W[12]*B[43]  + W[19]*B[44]   + W[26]*B[45]  + W[33]*B[46]  + W[40]*B[47]  + W[47]*B[48];\
568   A[48]  =  W[6]*B[42]   + W[13]*B[43]   + W[20]*B[44]   + W[27]*B[45]  + W[34]*B[46] + W[41]*B[47]  + W[48]*B[48];\
569 }
570 
571 /*
572   Kernel_A_gets_A_minus_B_times_C_7: A = A - B * C with size bs=7
573 
574   Input Parameters:
575 +  A,B,C - square bs by bs arrays stored in column major order
576 
577   Output Parameter:
578 .  A = A - B*C
579 */
580 
581 #define Kernel_A_gets_A_minus_B_times_C_7(A,B,C) 0;\
582 {\
583   A[0]  -=  B[0]*C[0]   + B[7]*C[1]   + B[14]*C[2]   + B[21]*C[3]  + B[28]*C[4]  + B[35]*C[5]  + B[42]*C[6];\
584   A[1]  -=  B[1]*C[0]   + B[8]*C[1]   + B[15]*C[2]   + B[22]*C[3]  + B[29]*C[4]  + B[36]*C[5]  + B[43]*C[6];\
585   A[2]  -=  B[2]*C[0]   + B[9]*C[1]   + B[16]*C[2]   + B[23]*C[3]  + B[30]*C[4]  + B[37]*C[5]  + B[44]*C[6];\
586   A[3]  -=  B[3]*C[0]   + B[10]*C[1]   + B[17]*C[2]   + B[24]*C[3]  + B[31]*C[4]  + B[38]*C[5]  + B[45]*C[6];\
587   A[4]  -=  B[4]*C[0]   + B[11]*C[1]  + B[18]*C[2]   + B[25]*C[3]  + B[32]*C[4]  + B[39]*C[5]  + B[46]*C[6];\
588   A[5]  -=  B[5]*C[0]   + B[12]*C[1]  + B[19]*C[2]   + B[26]*C[3]  + B[33]*C[4]  + B[40]*C[5]  + B[47]*C[6];\
589   A[6]  -=  B[6]*C[0]   + B[13]*C[1]   + B[20]*C[2]   + B[27]*C[3]  + B[34]*C[4] + B[41]*C[5]  + B[48]*C[6];\
590   A[7]  -=  B[0]*C[7]   + B[7]*C[8]   + B[14]*C[9]   + B[21]*C[10]  + B[28]*C[11]  + B[35]*C[12]  + B[42]*C[13];\
591   A[8]  -=  B[1]*C[7]   + B[8]*C[8]   + B[15]*C[9]   + B[22]*C[10]  + B[29]*C[11]  + B[36]*C[12]  + B[43]*C[13];\
592   A[9]  -=  B[2]*C[7]   + B[9]*C[8]   + B[16]*C[9]   + B[23]*C[10]  + B[30]*C[11]  + B[37]*C[12]  + B[44]*C[13];\
593   A[10]  -=  B[3]*C[7]   + B[10]*C[8]   + B[17]*C[9]   + B[24]*C[10]  + B[31]*C[11]  + B[38]*C[12]  + B[45]*C[13];\
594   A[11]  -=  B[4]*C[7]   + B[11]*C[8]  + B[18]*C[9]   + B[25]*C[10]  + B[32]*C[11]  + B[39]*C[12]  + B[46]*C[13];\
595   A[12]  -=  B[5]*C[7]   + B[12]*C[8]  + B[19]*C[9]   + B[26]*C[10]  + B[33]*C[11]  + B[40]*C[12]  + B[47]*C[13];\
596   A[13]  -=  B[6]*C[7]   + B[13]*C[8]   + B[20]*C[9]   + B[27]*C[10]  + B[34]*C[11] + B[41]*C[12]  + B[48]*C[13];\
597   A[14]  -=  B[0]*C[14]   + B[7]*C[15]   + B[14]*C[16]   + B[21]*C[17]  + B[28]*C[18]  + B[35]*C[19]  + B[42]*C[20];\
598   A[15]  -=  B[1]*C[14]   + B[8]*C[15]   + B[15]*C[16]   + B[22]*C[17]  + B[29]*C[18]  + B[36]*C[19]  + B[43]*C[20];\
599   A[16]  -=  B[2]*C[14]   + B[9]*C[15]   + B[16]*C[16]   + B[23]*C[17]  + B[30]*C[18]  + B[37]*C[19]  + B[44]*C[20];\
600   A[17]  -=  B[3]*C[14]   + B[10]*C[15]   + B[17]*C[16]   + B[24]*C[17]  + B[31]*C[18]  + B[38]*C[19]  + B[45]*C[20];\
601   A[18]  -=  B[4]*C[14]   + B[11]*C[15]  + B[18]*C[16]   + B[25]*C[17]  + B[32]*C[18]  + B[39]*C[19]  + B[46]*C[20];\
602   A[19]  -=  B[5]*C[14]   + B[12]*C[15]  + B[19]*C[16]   + B[26]*C[17]  + B[33]*C[18]  + B[40]*C[19]  + B[47]*C[20];\
603   A[20]  -=  B[6]*C[14]   + B[13]*C[15]   + B[20]*C[16]   + B[27]*C[17]  + B[34]*C[18] + B[41]*C[19]  + B[48]*C[20];\
604   A[21]  -=  B[0]*C[21]   + B[7]*C[22]   + B[14]*C[23]   + B[21]*C[24]  + B[28]*C[25]  + B[35]*C[26]  + B[42]*C[27];\
605   A[22]  -=  B[1]*C[21]   + B[8]*C[22]   + B[15]*C[23]   + B[22]*C[24]  + B[29]*C[25]  + B[36]*C[26]  + B[43]*C[27];\
606   A[23]  -=  B[2]*C[21]   + B[9]*C[22]   + B[16]*C[23]   + B[23]*C[24]  + B[30]*C[25]  + B[37]*C[26]  + B[44]*C[27];\
607   A[24]  -=  B[3]*C[21]   + B[10]*C[22]   + B[17]*C[23]   + B[24]*C[24]  + B[31]*C[25]  + B[38]*C[26]  + B[45]*C[27];\
608   A[25]  -=  B[4]*C[21]   + B[11]*C[22]  + B[18]*C[23]   + B[25]*C[24]  + B[32]*C[25]  + B[39]*C[26]  + B[46]*C[27];\
609   A[26]  -=  B[5]*C[21]   + B[12]*C[22]  + B[19]*C[23]   + B[26]*C[24]  + B[33]*C[25]  + B[40]*C[26]  + B[47]*C[27];\
610   A[27]  -=  B[6]*C[21]   + B[13]*C[22]   + B[20]*C[23]   + B[27]*C[24]  + B[34]*C[25] + B[41]*C[26]  + B[48]*C[27];\
611   A[28]  -=  B[0]*C[28]   + B[7]*C[29]   + B[14]*C[30]   + B[21]*C[31]  + B[28]*C[32]  + B[35]*C[33]  + B[42]*C[34];\
612   A[29]  -=  B[1]*C[28]   + B[8]*C[29]   + B[15]*C[30]   + B[22]*C[31]  + B[29]*C[32]  + B[36]*C[33]  + B[43]*C[34];\
613   A[30]  -=  B[2]*C[28]   + B[9]*C[29]   + B[16]*C[30]   + B[23]*C[31]  + B[30]*C[32]  + B[37]*C[33]  + B[44]*C[34];\
614   A[31]  -=  B[3]*C[28]   + B[10]*C[29]   + B[17]*C[30]   + B[24]*C[31]  + B[31]*C[32]  + B[38]*C[33]  + B[45]*C[34];\
615   A[32]  -=  B[4]*C[28]   + B[11]*C[29]  + B[18]*C[30]   + B[25]*C[31]  + B[32]*C[32]  + B[39]*C[33]  + B[46]*C[34];\
616   A[33]  -=  B[5]*C[28]   + B[12]*C[29]  + B[19]*C[30]   + B[26]*C[31]  + B[33]*C[32]  + B[40]*C[33]  + B[47]*C[34];\
617   A[34]  -=  B[6]*C[28]   + B[13]*C[29]   + B[20]*C[30]   + B[27]*C[31]  + B[34]*C[32] + B[41]*C[33]  + B[48]*C[34];\
618   A[35]  -=  B[0]*C[35]   + B[7]*C[36]   + B[14]*C[37]   + B[21]*C[38]  + B[28]*C[39]  + B[35]*C[40]  + B[42]*C[41];\
619   A[36]  -=  B[1]*C[35]   + B[8]*C[36]   + B[15]*C[37]   + B[22]*C[38]  + B[29]*C[39]  + B[36]*C[40]  + B[43]*C[41];\
620   A[37]  -=  B[2]*C[35]   + B[9]*C[36]   + B[16]*C[37]   + B[23]*C[38]  + B[30]*C[39]  + B[37]*C[40]  + B[44]*C[41];\
621   A[38]  -=  B[3]*C[35]   + B[10]*C[36]   + B[17]*C[37]   + B[24]*C[38]  + B[31]*C[39]  + B[38]*C[40]  + B[45]*C[41];\
622   A[39]  -=  B[4]*C[35]   + B[11]*C[36]  + B[18]*C[37]   + B[25]*C[38]  + B[32]*C[39]  + B[39]*C[40]  + B[46]*C[41];\
623   A[40]  -=  B[5]*C[35]   + B[12]*C[36]  + B[19]*C[37]   + B[26]*C[38]  + B[33]*C[39]  + B[40]*C[40]  + B[47]*C[41];\
624   A[41]  -=  B[6]*C[35]   + B[13]*C[36]   + B[20]*C[37]   + B[27]*C[38]  + B[34]*C[39] + B[41]*C[40]  + B[48]*C[41];\
625   A[42]  -=  B[0]*C[42]   + B[7]*C[43]   + B[14]*C[44]   + B[21]*C[45]  + B[28]*C[46]  + B[35]*C[47]  + B[42]*C[48];\
626   A[43]  -=  B[1]*C[42]   + B[8]*C[43]   + B[15]*C[44]   + B[22]*C[45]  + B[29]*C[46]  + B[36]*C[47]  + B[43]*C[48];\
627   A[44]  -=  B[2]*C[42]   + B[9]*C[43]   + B[16]*C[44]   + B[23]*C[45]  + B[30]*C[46]  + B[37]*C[47]  + B[44]*C[48];\
628   A[45]  -=  B[3]*C[42]   + B[10]*C[43]   + B[17]*C[44]   + B[24]*C[45]  + B[31]*C[46]  + B[38]*C[47]  + B[45]*C[48];\
629   A[46]  -=  B[4]*C[42]   + B[11]*C[43]  + B[18]*C[44]   + B[25]*C[45]  + B[32]*C[46]  + B[39]*C[47]  + B[46]*C[48];\
630   A[47]  -=  B[5]*C[42]   + B[12]*C[43]  + B[19]*C[44]   + B[26]*C[45]  + B[33]*C[46]  + B[40]*C[47]  + B[47]*C[48];\
631   A[48]  -=  B[6]*C[42]   + B[13]*C[43]   + B[20]*C[44]   + B[27]*C[45]  + B[34]*C[46] + B[41]*C[47]  + B[48]*C[48];\
632 }
633 
634 #define Kernel_A_gets_A_times_B_15(A,B,W) 0;\
635 {	\
636 PetscInt __i,__j,__k;	\
637 PetscMemcpy(W,A,225*sizeof(MatScalar)); \
638 for(__i=0;__i<15;__i++){  \
639   for(__j=0;__j<15;__j++) { \
640     for(__k=0;__k<15;__k++) A[15*__i+__j] += W[15*__k+__j]*B[15*__i+k];}};\
641 }
642 
643 /*
644   Kernel_A_gets_A_minus_B_times_C_15: A = A - B * C with size bs=15
645 
646   Input Parameters:
647 +  A,B,C - square bs by bs arrays stored in column major order
648 
649   Output Parameter:
650 .  A = A - B*C
651 */
652 
653 #define Kernel_A_gets_A_minus_B_times_C_15(A,B,C) 0;\
654 {	\
655 PetscInt __i,__j,__k; \
656  for(__i=0;__i<15;__i++){\
657   for(__j=0;__j<15;__j++){\
658     for(__k=0;__k<15;__k++) A[15*__i+__j] -= B[15*__k+__j]*C[15*__i+__k];}}\
659 }
660 
661 #endif
662