Bug Summary

File:mat/impls/baij/seq/baijfact9.c
Warning:line 277, column 9
Value stored to 'ierr' is never read

Annotated Source Code

[?] Use j/k keys for keyboard navigation

1
2/*
3 Factorization code for BAIJ format.
4*/
5#include <../src/mat/impls/baij/seq/baij.h>
6#include <petsc/private/kernels/blockinvert.h>
7
8/* ------------------------------------------------------------*/
9/*
10 Version for when blocks are 5 by 5
11*/
12PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5_inplace(Mat C,Mat A,const MatFactorInfo *info)
13{
14 Mat_SeqBAIJ *a = (Mat_SeqBAIJ*)A->data,*b = (Mat_SeqBAIJ*)C->data;
15 IS isrow = b->row,isicol = b->icol;
16 PetscErrorCode ierr;
17 const PetscInt *r,*ic,*bi = b->i,*bj = b->j,*ajtmpold,*ajtmp;
18 PetscInt i,j,n = a->mbs,nz,row,idx,ipvt[5];
19 const PetscInt *diag_offset = b->diag,*ai=a->i,*aj=a->j,*pj;
20 MatScalar *w,*pv,*rtmp,*x,*pc;
21 const MatScalar *v,*aa = a->a;
22 MatScalar p1,p2,p3,p4,m1,m2,m3,m4,m5,m6,m7,m8,m9,x1,x2,x3,x4;
23 MatScalar p5,p6,p7,p8,p9,x5,x6,x7,x8,x9,x10,x11,x12,x13,x14,x15,x16;
24 MatScalar x17,x18,x19,x20,x21,x22,x23,x24,x25,p10,p11,p12,p13,p14;
25 MatScalar p15,p16,p17,p18,p19,p20,p21,p22,p23,p24,p25,m10,m11,m12;
26 MatScalar m13,m14,m15,m16,m17,m18,m19,m20,m21,m22,m23,m24,m25;
27 MatScalar *ba = b->a,work[25];
28 PetscReal shift = info->shiftamount;
29 PetscBool allowzeropivot,zeropivotdetected;
30
31 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
; petscstack->line[petscstack->currentsize] = 31; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
32 allowzeropivot = PetscNot(A->erroriffailure)((A->erroriffailure) ? PETSC_FALSE : PETSC_TRUE);
33 ierr = ISGetIndices(isrow,&r);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),33,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
34 ierr = ISGetIndices(isicol,&ic);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),34,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
35 ierr = PetscMalloc1(25*(n+1),&rtmp)PetscMallocA(1,PETSC_FALSE,35,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,(size_t)(25*(n+1))*sizeof(**(&rtmp)),(&rtmp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),35,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
36
37#define PETSC_USE_MEMZERO1 1
38#define PETSC_USE_MEMCPY1 1
39
40 for (i=0; i<n; i++) {
41 nz = bi[i+1] - bi[i];
42 ajtmp = bj + bi[i];
43 for (j=0; j<nz; j++) {
44#if defined(PETSC_USE_MEMZERO1)
45 ierr = PetscArrayzero(rtmp+25*ajtmp[j],25)PetscMemzero(rtmp+25*ajtmp[j],(25)*sizeof(*(rtmp+25*ajtmp[j])
));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),45,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
46#else
47 x = rtmp+25*ajtmp[j];
48 x[0] = x[1] = x[2] = x[3] = x[4] = x[5] = x[6] = x[7] = x[8] = x[9] = 0.0;
49 x[10] = x[11] = x[12] = x[13] = x[14] = x[15] = x[16] = x[17] = 0.0;
50 x[18] = x[19] = x[20] = x[21] = x[22] = x[23] = x[24] = 0.0;
51#endif
52 }
53 /* load in initial (unfactored row) */
54 idx = r[i];
55 nz = ai[idx+1] - ai[idx];
56 ajtmpold = aj + ai[idx];
57 v = aa + 25*ai[idx];
58 for (j=0; j<nz; j++) {
59#if defined(PETSC_USE_MEMCPY1)
60 ierr = PetscArraycpy(rtmp+25*ic[ajtmpold[j]],v,25)((sizeof(*(rtmp+25*ic[ajtmpold[j]])) != sizeof(*(v))) || PetscMemcpy
(rtmp+25*ic[ajtmpold[j]],v,(25)*sizeof(*(rtmp+25*ic[ajtmpold[
j]]))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),60,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
61#else
62 x = rtmp+25*ic[ajtmpold[j]];
63 x[0] = v[0]; x[1] = v[1]; x[2] = v[2]; x[3] = v[3];
64 x[4] = v[4]; x[5] = v[5]; x[6] = v[6]; x[7] = v[7]; x[8] = v[8];
65 x[9] = v[9]; x[10] = v[10]; x[11] = v[11]; x[12] = v[12]; x[13] = v[13];
66 x[14] = v[14]; x[15] = v[15]; x[16] = v[16]; x[17] = v[17];
67 x[18] = v[18]; x[19] = v[19]; x[20] = v[20]; x[21] = v[21];
68 x[22] = v[22]; x[23] = v[23]; x[24] = v[24];
69#endif
70 v += 25;
71 }
72 row = *ajtmp++;
73 while (row < i) {
74 pc = rtmp + 25*row;
75 p1 = pc[0]; p2 = pc[1]; p3 = pc[2]; p4 = pc[3];
76 p5 = pc[4]; p6 = pc[5]; p7 = pc[6]; p8 = pc[7]; p9 = pc[8];
77 p10 = pc[9]; p11 = pc[10]; p12 = pc[11]; p13 = pc[12]; p14 = pc[13];
78 p15 = pc[14]; p16 = pc[15]; p17 = pc[16]; p18 = pc[17]; p19 = pc[18];
79 p20 = pc[19]; p21 = pc[20]; p22 = pc[21]; p23 = pc[22]; p24 = pc[23];
80 p25 = pc[24];
81 if (p1 != 0.0 || p2 != 0.0 || p3 != 0.0 || p4 != 0.0 || p5 != 0.0 ||
82 p6 != 0.0 || p7 != 0.0 || p8 != 0.0 || p9 != 0.0 || p10 != 0.0 ||
83 p11 != 0.0 || p12 != 0.0 || p13 != 0.0 || p14 != 0.0 || p15 != 0.0
84 || p16 != 0.0 || p17 != 0.0 || p18 != 0.0 || p19 != 0.0 ||
85 p20 != 0.0 || p21 != 0.0 || p22 != 0.0 || p23 != 0.0 ||
86 p24 != 0.0 || p25 != 0.0) {
87 pv = ba + 25*diag_offset[row];
88 pj = bj + diag_offset[row] + 1;
89 x1 = pv[0]; x2 = pv[1]; x3 = pv[2]; x4 = pv[3];
90 x5 = pv[4]; x6 = pv[5]; x7 = pv[6]; x8 = pv[7]; x9 = pv[8];
91 x10 = pv[9]; x11 = pv[10]; x12 = pv[11]; x13 = pv[12]; x14 = pv[13];
92 x15 = pv[14]; x16 = pv[15]; x17 = pv[16]; x18 = pv[17];
93 x19 = pv[18]; x20 = pv[19]; x21 = pv[20]; x22 = pv[21];
94 x23 = pv[22]; x24 = pv[23]; x25 = pv[24];
95 pc[0] = m1 = p1*x1 + p6*x2 + p11*x3 + p16*x4 + p21*x5;
96 pc[1] = m2 = p2*x1 + p7*x2 + p12*x3 + p17*x4 + p22*x5;
97 pc[2] = m3 = p3*x1 + p8*x2 + p13*x3 + p18*x4 + p23*x5;
98 pc[3] = m4 = p4*x1 + p9*x2 + p14*x3 + p19*x4 + p24*x5;
99 pc[4] = m5 = p5*x1 + p10*x2 + p15*x3 + p20*x4 + p25*x5;
100
101 pc[5] = m6 = p1*x6 + p6*x7 + p11*x8 + p16*x9 + p21*x10;
102 pc[6] = m7 = p2*x6 + p7*x7 + p12*x8 + p17*x9 + p22*x10;
103 pc[7] = m8 = p3*x6 + p8*x7 + p13*x8 + p18*x9 + p23*x10;
104 pc[8] = m9 = p4*x6 + p9*x7 + p14*x8 + p19*x9 + p24*x10;
105 pc[9] = m10 = p5*x6 + p10*x7 + p15*x8 + p20*x9 + p25*x10;
106
107 pc[10] = m11 = p1*x11 + p6*x12 + p11*x13 + p16*x14 + p21*x15;
108 pc[11] = m12 = p2*x11 + p7*x12 + p12*x13 + p17*x14 + p22*x15;
109 pc[12] = m13 = p3*x11 + p8*x12 + p13*x13 + p18*x14 + p23*x15;
110 pc[13] = m14 = p4*x11 + p9*x12 + p14*x13 + p19*x14 + p24*x15;
111 pc[14] = m15 = p5*x11 + p10*x12 + p15*x13 + p20*x14 + p25*x15;
112
113 pc[15] = m16 = p1*x16 + p6*x17 + p11*x18 + p16*x19 + p21*x20;
114 pc[16] = m17 = p2*x16 + p7*x17 + p12*x18 + p17*x19 + p22*x20;
115 pc[17] = m18 = p3*x16 + p8*x17 + p13*x18 + p18*x19 + p23*x20;
116 pc[18] = m19 = p4*x16 + p9*x17 + p14*x18 + p19*x19 + p24*x20;
117 pc[19] = m20 = p5*x16 + p10*x17 + p15*x18 + p20*x19 + p25*x20;
118
119 pc[20] = m21 = p1*x21 + p6*x22 + p11*x23 + p16*x24 + p21*x25;
120 pc[21] = m22 = p2*x21 + p7*x22 + p12*x23 + p17*x24 + p22*x25;
121 pc[22] = m23 = p3*x21 + p8*x22 + p13*x23 + p18*x24 + p23*x25;
122 pc[23] = m24 = p4*x21 + p9*x22 + p14*x23 + p19*x24 + p24*x25;
123 pc[24] = m25 = p5*x21 + p10*x22 + p15*x23 + p20*x24 + p25*x25;
124
125 nz = bi[row+1] - diag_offset[row] - 1;
126 pv += 25;
127 for (j=0; j<nz; j++) {
128 x1 = pv[0]; x2 = pv[1]; x3 = pv[2]; x4 = pv[3];
129 x5 = pv[4]; x6 = pv[5]; x7 = pv[6]; x8 = pv[7]; x9 = pv[8];
130 x10 = pv[9]; x11 = pv[10]; x12 = pv[11]; x13 = pv[12];
131 x14 = pv[13]; x15 = pv[14]; x16 = pv[15]; x17 = pv[16];
132 x18 = pv[17]; x19 = pv[18]; x20 = pv[19]; x21 = pv[20];
133 x22 = pv[21]; x23 = pv[22]; x24 = pv[23]; x25 = pv[24];
134 x = rtmp + 25*pj[j];
135 x[0] -= m1*x1 + m6*x2 + m11*x3 + m16*x4 + m21*x5;
136 x[1] -= m2*x1 + m7*x2 + m12*x3 + m17*x4 + m22*x5;
137 x[2] -= m3*x1 + m8*x2 + m13*x3 + m18*x4 + m23*x5;
138 x[3] -= m4*x1 + m9*x2 + m14*x3 + m19*x4 + m24*x5;
139 x[4] -= m5*x1 + m10*x2 + m15*x3 + m20*x4 + m25*x5;
140
141 x[5] -= m1*x6 + m6*x7 + m11*x8 + m16*x9 + m21*x10;
142 x[6] -= m2*x6 + m7*x7 + m12*x8 + m17*x9 + m22*x10;
143 x[7] -= m3*x6 + m8*x7 + m13*x8 + m18*x9 + m23*x10;
144 x[8] -= m4*x6 + m9*x7 + m14*x8 + m19*x9 + m24*x10;
145 x[9] -= m5*x6 + m10*x7 + m15*x8 + m20*x9 + m25*x10;
146
147 x[10] -= m1*x11 + m6*x12 + m11*x13 + m16*x14 + m21*x15;
148 x[11] -= m2*x11 + m7*x12 + m12*x13 + m17*x14 + m22*x15;
149 x[12] -= m3*x11 + m8*x12 + m13*x13 + m18*x14 + m23*x15;
150 x[13] -= m4*x11 + m9*x12 + m14*x13 + m19*x14 + m24*x15;
151 x[14] -= m5*x11 + m10*x12 + m15*x13 + m20*x14 + m25*x15;
152
153 x[15] -= m1*x16 + m6*x17 + m11*x18 + m16*x19 + m21*x20;
154 x[16] -= m2*x16 + m7*x17 + m12*x18 + m17*x19 + m22*x20;
155 x[17] -= m3*x16 + m8*x17 + m13*x18 + m18*x19 + m23*x20;
156 x[18] -= m4*x16 + m9*x17 + m14*x18 + m19*x19 + m24*x20;
157 x[19] -= m5*x16 + m10*x17 + m15*x18 + m20*x19 + m25*x20;
158
159 x[20] -= m1*x21 + m6*x22 + m11*x23 + m16*x24 + m21*x25;
160 x[21] -= m2*x21 + m7*x22 + m12*x23 + m17*x24 + m22*x25;
161 x[22] -= m3*x21 + m8*x22 + m13*x23 + m18*x24 + m23*x25;
162 x[23] -= m4*x21 + m9*x22 + m14*x23 + m19*x24 + m24*x25;
163 x[24] -= m5*x21 + m10*x22 + m15*x23 + m20*x24 + m25*x25;
164
165 pv += 25;
166 }
167 ierr = PetscLogFlops(250.0*nz+225.0);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),167,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
168 }
169 row = *ajtmp++;
170 }
171 /* finished row so stick it into b->a */
172 pv = ba + 25*bi[i];
173 pj = bj + bi[i];
174 nz = bi[i+1] - bi[i];
175 for (j=0; j<nz; j++) {
176#if defined(PETSC_USE_MEMCPY1)
177 ierr = PetscArraycpy(pv,rtmp+25*pj[j],25)((sizeof(*(pv)) != sizeof(*(rtmp+25*pj[j]))) || PetscMemcpy(pv
,rtmp+25*pj[j],(25)*sizeof(*(pv))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),177,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
178#else
179 x = rtmp+25*pj[j];
180 pv[0] = x[0]; pv[1] = x[1]; pv[2] = x[2]; pv[3] = x[3];
181 pv[4] = x[4]; pv[5] = x[5]; pv[6] = x[6]; pv[7] = x[7]; pv[8] = x[8];
182 pv[9] = x[9]; pv[10] = x[10]; pv[11] = x[11]; pv[12] = x[12];
183 pv[13] = x[13]; pv[14] = x[14]; pv[15] = x[15]; pv[16] = x[16];
184 pv[17] = x[17]; pv[18] = x[18]; pv[19] = x[19]; pv[20] = x[20];
185 pv[21] = x[21]; pv[22] = x[22]; pv[23] = x[23]; pv[24] = x[24];
186#endif
187 pv += 25;
188 }
189 /* invert diagonal block */
190 w = ba + 25*diag_offset[i];
191 ierr = PetscKernel_A_gets_inverse_A_5(w,ipvt,work,shift,allowzeropivot,&zeropivotdetected);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),191,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
192 if (zeropivotdetected) C->factorerrortype = MAT_FACTOR_NUMERIC_ZEROPIVOT;
193 }
194
195 ierr = PetscFree(rtmp)((*PetscTrFree)((void*)(rtmp),195,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
) || ((rtmp) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),195,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
196 ierr = ISRestoreIndices(isicol,&ic);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),196,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
197 ierr = ISRestoreIndices(isrow,&r);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),197,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
198
199 C->ops->solve = MatSolve_SeqBAIJ_5_inplace;
200 C->ops->solvetranspose = MatSolveTranspose_SeqBAIJ_5_inplace;
201 C->assembled = PETSC_TRUE;
202
203 ierr = PetscLogFlops(1.333333333333*5*5*5*b->mbs);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),203,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* from inverting diagonal blocks */
204 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
205}
206
207/* MatLUFactorNumeric_SeqBAIJ_5 -
208 copied from MatLUFactorNumeric_SeqBAIJ_N_inplace() and manually re-implemented
209 PetscKernel_A_gets_A_times_B()
210 PetscKernel_A_gets_A_minus_B_times_C()
211 PetscKernel_A_gets_inverse_A()
212*/
213
214PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5(Mat B,Mat A,const MatFactorInfo *info)
215{
216 Mat C =B;
217 Mat_SeqBAIJ *a =(Mat_SeqBAIJ*)A->data,*b=(Mat_SeqBAIJ*)C->data;
218 IS isrow = b->row,isicol = b->icol;
219 PetscErrorCode ierr;
220 const PetscInt *r,*ic;
221 PetscInt i,j,k,nz,nzL,row;
222 const PetscInt n=a->mbs,*ai=a->i,*aj=a->j,*bi=b->i,*bj=b->j;
223 const PetscInt *ajtmp,*bjtmp,*bdiag=b->diag,*pj,bs2=a->bs2;
224 MatScalar *rtmp,*pc,*mwork,*v,*pv,*aa=a->a,work[25];
225 PetscInt flg,ipvt[5];
226 PetscReal shift = info->shiftamount;
227 PetscBool allowzeropivot,zeropivotdetected;
228
229 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
; petscstack->line[petscstack->currentsize] = 229; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
230 allowzeropivot = PetscNot(A->erroriffailure)((A->erroriffailure) ? PETSC_FALSE : PETSC_TRUE);
231 ierr = ISGetIndices(isrow,&r);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),231,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
232 ierr = ISGetIndices(isicol,&ic);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),232,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
233
234 /* generate work space needed by the factorization */
235 ierr = PetscMalloc2(bs2*n,&rtmp,bs2,&mwork)PetscMallocA(2,PETSC_FALSE,235,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,(size_t)(bs2*n)*sizeof(**(&rtmp)),(&rtmp),(size_t)(bs2
)*sizeof(**(&mwork)),(&mwork));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),235,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
236 ierr = PetscArrayzero(rtmp,bs2*n)PetscMemzero(rtmp,(bs2*n)*sizeof(*(rtmp)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),236,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
237
238 for (i=0; i<n; i++) {
239 /* zero rtmp */
240 /* L part */
241 nz = bi[i+1] - bi[i];
242 bjtmp = bj + bi[i];
243 for (j=0; j<nz; j++) {
244 ierr = PetscArrayzero(rtmp+bs2*bjtmp[j],bs2)PetscMemzero(rtmp+bs2*bjtmp[j],(bs2)*sizeof(*(rtmp+bs2*bjtmp[
j])));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),244,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
245 }
246
247 /* U part */
248 nz = bdiag[i] - bdiag[i+1];
249 bjtmp = bj + bdiag[i+1]+1;
250 for (j=0; j<nz; j++) {
251 ierr = PetscArrayzero(rtmp+bs2*bjtmp[j],bs2)PetscMemzero(rtmp+bs2*bjtmp[j],(bs2)*sizeof(*(rtmp+bs2*bjtmp[
j])));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),251,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
252 }
253
254 /* load in initial (unfactored row) */
255 nz = ai[r[i]+1] - ai[r[i]];
256 ajtmp = aj + ai[r[i]];
257 v = aa + bs2*ai[r[i]];
258 for (j=0; j<nz; j++) {
259 ierr = PetscArraycpy(rtmp+bs2*ic[ajtmp[j]],v+bs2*j,bs2)((sizeof(*(rtmp+bs2*ic[ajtmp[j]])) != sizeof(*(v+bs2*j))) || PetscMemcpy
(rtmp+bs2*ic[ajtmp[j]],v+bs2*j,(bs2)*sizeof(*(rtmp+bs2*ic[ajtmp
[j]]))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),259,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
260 }
261
262 /* elimination */
263 bjtmp = bj + bi[i];
264 nzL = bi[i+1] - bi[i];
265 for (k=0; k < nzL; k++) {
266 row = bjtmp[k];
267 pc = rtmp + bs2*row;
268 for (flg=0,j=0; j<bs2; j++) {
269 if (pc[j]!=0.0) {
270 flg = 1;
271 break;
272 }
273 }
274 if (flg) {
275 pv = b->a + bs2*bdiag[row];
276 /* PetscKernel_A_gets_A_times_B(bs,pc,pv,mwork); *pc = *pc * (*pv); */
277 ierr = PetscKernel_A_gets_A_times_B_5(pc,pv,mwork)0; { ierr = ((sizeof(*(mwork)) != sizeof(*(pc))) || PetscMemcpy
(mwork,pc,(25)*sizeof(*(mwork))));;do {if (__builtin_expect(!
!(ierr),0)) return PetscError(((MPI_Comm)0x44000001),277,__func__
,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); pc[0] = mwork[0]*pv
[0] + mwork[5]*pv[1] + mwork[10]*pv[2] + mwork[15]*pv[3] + mwork
[20]*pv[4]; pc[1] = mwork[1]*pv[0] + mwork[6]*pv[1] + mwork[11
]*pv[2] + mwork[16]*pv[3] + mwork[21]*pv[4]; pc[2] = mwork[2]
*pv[0] + mwork[7]*pv[1] + mwork[12]*pv[2] + mwork[17]*pv[3] +
mwork[22]*pv[4]; pc[3] = mwork[3]*pv[0] + mwork[8]*pv[1] + mwork
[13]*pv[2] + mwork[18]*pv[3] + mwork[23]*pv[4]; pc[4] = mwork
[4]*pv[0] + mwork[9]*pv[1] + mwork[14]*pv[2] + mwork[19]*pv[3
] + mwork[24]*pv[4]; pc[5] = mwork[0]*pv[5] + mwork[5]*pv[6] +
mwork[10]*pv[7] + mwork[15]*pv[8] + mwork[20]*pv[9]; pc[6] =
mwork[1]*pv[5] + mwork[6]*pv[6] + mwork[11]*pv[7] + mwork[16
]*pv[8] + mwork[21]*pv[9]; pc[7] = mwork[2]*pv[5] + mwork[7]*
pv[6] + mwork[12]*pv[7] + mwork[17]*pv[8] + mwork[22]*pv[9]; pc
[8] = mwork[3]*pv[5] + mwork[8]*pv[6] + mwork[13]*pv[7] + mwork
[18]*pv[8] + mwork[23]*pv[9]; pc[9] = mwork[4]*pv[5] + mwork[
9]*pv[6] + mwork[14]*pv[7] + mwork[19]*pv[8] + mwork[24]*pv[9
]; pc[10] = mwork[0]*pv[10] + mwork[5]*pv[11] + mwork[10]*pv[
12] + mwork[15]*pv[13] + mwork[20]*pv[14]; pc[11] = mwork[1]*
pv[10] + mwork[6]*pv[11] + mwork[11]*pv[12] + mwork[16]*pv[13
] + mwork[21]*pv[14]; pc[12] = mwork[2]*pv[10] + mwork[7]*pv[
11] + mwork[12]*pv[12] + mwork[17]*pv[13] + mwork[22]*pv[14];
pc[13] = mwork[3]*pv[10] + mwork[8]*pv[11] + mwork[13]*pv[12
] + mwork[18]*pv[13] + mwork[23]*pv[14]; pc[14] = mwork[4]*pv
[10] + mwork[9]*pv[11] + mwork[14]*pv[12] + mwork[19]*pv[13] +
mwork[24]*pv[14]; pc[15] = mwork[0]*pv[15] + mwork[5]*pv[16]
+ mwork[10]*pv[17] + mwork[15]*pv[18] + mwork[20]*pv[19]; pc
[16] = mwork[1]*pv[15] + mwork[6]*pv[16] + mwork[11]*pv[17] +
mwork[16]*pv[18] + mwork[21]*pv[19]; pc[17] = mwork[2]*pv[15
] + mwork[7]*pv[16] + mwork[12]*pv[17] + mwork[17]*pv[18] + mwork
[22]*pv[19]; pc[18] = mwork[3]*pv[15] + mwork[8]*pv[16] + mwork
[13]*pv[17] + mwork[18]*pv[18] + mwork[23]*pv[19]; pc[19] = mwork
[4]*pv[15] + mwork[9]*pv[16] + mwork[14]*pv[17] + mwork[19]*pv
[18] + mwork[24]*pv[19]; pc[20] = mwork[0]*pv[20] + mwork[5]*
pv[21] + mwork[10]*pv[22] + mwork[15]*pv[23] + mwork[20]*pv[24
]; pc[21] = mwork[1]*pv[20] + mwork[6]*pv[21] + mwork[11]*pv[
22] + mwork[16]*pv[23] + mwork[21]*pv[24]; pc[22] = mwork[2]*
pv[20] + mwork[7]*pv[21] + mwork[12]*pv[22] + mwork[17]*pv[23
] + mwork[22]*pv[24]; pc[23] = mwork[3]*pv[20] + mwork[8]*pv[
21] + mwork[13]*pv[22] + mwork[18]*pv[23] + mwork[23]*pv[24];
pc[24] = mwork[4]*pv[20] + mwork[9]*pv[21] + mwork[14]*pv[22
] + mwork[19]*pv[23] + mwork[24]*pv[24]; };CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),277,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
Value stored to 'ierr' is never read
278
279 pj = b->j + bdiag[row+1]+1; /* begining of U(row,:) */
280 pv = b->a + bs2*(bdiag[row+1]+1);
281 nz = bdiag[row] - bdiag[row+1] - 1; /* num of entries inU(row,:), excluding diag */
282 for (j=0; j<nz; j++) {
283 /* PetscKernel_A_gets_A_minus_B_times_C(bs,rtmp+bs2*pj[j],pc,pv+bs2*j); */
284 /* rtmp+bs2*pj[j] = rtmp+bs2*pj[j] - (*pc)*(pv+bs2*j) */
285 v = rtmp + bs2*pj[j];
286 ierr = PetscKernel_A_gets_A_minus_B_times_C_5(v,pc,pv)0; { v[0] -= pc[0]*pv[0] + pc[5]*pv[1] + pc[10]*pv[2] + pc[15
]*pv[3] + pc[20]*pv[4]; v[1] -= pc[1]*pv[0] + pc[6]*pv[1] + pc
[11]*pv[2] + pc[16]*pv[3] + pc[21]*pv[4]; v[2] -= pc[2]*pv[0]
+ pc[7]*pv[1] + pc[12]*pv[2] + pc[17]*pv[3] + pc[22]*pv[4]; v
[3] -= pc[3]*pv[0] + pc[8]*pv[1] + pc[13]*pv[2] + pc[18]*pv[3
] + pc[23]*pv[4]; v[4] -= pc[4]*pv[0] + pc[9]*pv[1] + pc[14]*
pv[2] + pc[19]*pv[3] + pc[24]*pv[4]; v[5] -= pc[0]*pv[5] + pc
[5]*pv[6] + pc[10]*pv[7] + pc[15]*pv[8] + pc[20]*pv[9]; v[6] -=
pc[1]*pv[5] + pc[6]*pv[6] + pc[11]*pv[7] + pc[16]*pv[8] + pc
[21]*pv[9]; v[7] -= pc[2]*pv[5] + pc[7]*pv[6] + pc[12]*pv[7] +
pc[17]*pv[8] + pc[22]*pv[9]; v[8] -= pc[3]*pv[5] + pc[8]*pv[
6] + pc[13]*pv[7] + pc[18]*pv[8] + pc[23]*pv[9]; v[9] -= pc[4
]*pv[5] + pc[9]*pv[6] + pc[14]*pv[7] + pc[19]*pv[8] + pc[24]*
pv[9]; v[10] -= pc[0]*pv[10] + pc[5]*pv[11] + pc[10]*pv[12] +
pc[15]*pv[13] + pc[20]*pv[14]; v[11] -= pc[1]*pv[10] + pc[6]
*pv[11] + pc[11]*pv[12] + pc[16]*pv[13] + pc[21]*pv[14]; v[12
] -= pc[2]*pv[10] + pc[7]*pv[11] + pc[12]*pv[12] + pc[17]*pv[
13] + pc[22]*pv[14]; v[13] -= pc[3]*pv[10] + pc[8]*pv[11] + pc
[13]*pv[12] + pc[18]*pv[13] + pc[23]*pv[14]; v[14] -= pc[4]*pv
[10] + pc[9]*pv[11] + pc[14]*pv[12] + pc[19]*pv[13] + pc[24]*
pv[14]; v[15] -= pc[0]*pv[15] + pc[5]*pv[16] + pc[10]*pv[17] +
pc[15]*pv[18] + pc[20]*pv[19]; v[16] -= pc[1]*pv[15] + pc[6]
*pv[16] + pc[11]*pv[17] + pc[16]*pv[18] + pc[21]*pv[19]; v[17
] -= pc[2]*pv[15] + pc[7]*pv[16] + pc[12]*pv[17] + pc[17]*pv[
18] + pc[22]*pv[19]; v[18] -= pc[3]*pv[15] + pc[8]*pv[16] + pc
[13]*pv[17] + pc[18]*pv[18] + pc[23]*pv[19]; v[19] -= pc[4]*pv
[15] + pc[9]*pv[16] + pc[14]*pv[17] + pc[19]*pv[18] + pc[24]*
pv[19]; v[20] -= pc[0]*pv[20] + pc[5]*pv[21] + pc[10]*pv[22] +
pc[15]*pv[23] + pc[20]*pv[24]; v[21] -= pc[1]*pv[20] + pc[6]
*pv[21] + pc[11]*pv[22] + pc[16]*pv[23] + pc[21]*pv[24]; v[22
] -= pc[2]*pv[20] + pc[7]*pv[21] + pc[12]*pv[22] + pc[17]*pv[
23] + pc[22]*pv[24]; v[23] -= pc[3]*pv[20] + pc[8]*pv[21] + pc
[13]*pv[22] + pc[18]*pv[23] + pc[23]*pv[24]; v[24] -= pc[4]*pv
[20] + pc[9]*pv[21] + pc[14]*pv[22] + pc[19]*pv[23] + pc[24]*
pv[24]; };CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),286,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
287 pv += bs2;
288 }
289 ierr = PetscLogFlops(250*nz+225);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),289,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* flops = 2*bs^3*nz + 2*bs^3 - bs2) */
290 }
291 }
292
293 /* finished row so stick it into b->a */
294 /* L part */
295 pv = b->a + bs2*bi[i];
296 pj = b->j + bi[i];
297 nz = bi[i+1] - bi[i];
298 for (j=0; j<nz; j++) {
299 ierr = PetscArraycpy(pv+bs2*j,rtmp+bs2*pj[j],bs2)((sizeof(*(pv+bs2*j)) != sizeof(*(rtmp+bs2*pj[j]))) || PetscMemcpy
(pv+bs2*j,rtmp+bs2*pj[j],(bs2)*sizeof(*(pv+bs2*j))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),299,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
300 }
301
302 /* Mark diagonal and invert diagonal for simplier triangular solves */
303 pv = b->a + bs2*bdiag[i];
304 pj = b->j + bdiag[i];
305 ierr = PetscArraycpy(pv,rtmp+bs2*pj[0],bs2)((sizeof(*(pv)) != sizeof(*(rtmp+bs2*pj[0]))) || PetscMemcpy(
pv,rtmp+bs2*pj[0],(bs2)*sizeof(*(pv))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),305,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
306 ierr = PetscKernel_A_gets_inverse_A_5(pv,ipvt,work,shift,allowzeropivot,&zeropivotdetected);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),306,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
307 if (zeropivotdetected) C->factorerrortype = MAT_FACTOR_NUMERIC_ZEROPIVOT;
308
309 /* U part */
310 pv = b->a + bs2*(bdiag[i+1]+1);
311 pj = b->j + bdiag[i+1]+1;
312 nz = bdiag[i] - bdiag[i+1] - 1;
313 for (j=0; j<nz; j++) {
314 ierr = PetscArraycpy(pv+bs2*j,rtmp+bs2*pj[j],bs2)((sizeof(*(pv+bs2*j)) != sizeof(*(rtmp+bs2*pj[j]))) || PetscMemcpy
(pv+bs2*j,rtmp+bs2*pj[j],(bs2)*sizeof(*(pv+bs2*j))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),314,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
315 }
316 }
317
318 ierr = PetscFree2(rtmp,mwork)PetscFreeA(2,318,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,&(rtmp),&(mwork));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),318,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
319 ierr = ISRestoreIndices(isicol,&ic);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),319,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
320 ierr = ISRestoreIndices(isrow,&r);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),320,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
321
322 C->ops->solve = MatSolve_SeqBAIJ_5;
323 C->ops->solvetranspose = MatSolveTranspose_SeqBAIJ_5;
324 C->assembled = PETSC_TRUE;
325
326 ierr = PetscLogFlops(1.333333333333*5*5*5*n);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),326,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* from inverting diagonal blocks */
327 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
328}
329
330/*
331 Version for when blocks are 5 by 5 Using natural ordering
332*/
333PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering_inplace(Mat C,Mat A,const MatFactorInfo *info)
334{
335 Mat_SeqBAIJ *a = (Mat_SeqBAIJ*)A->data,*b = (Mat_SeqBAIJ*)C->data;
336 PetscErrorCode ierr;
337 PetscInt i,j,n = a->mbs,*bi = b->i,*bj = b->j,ipvt[5];
338 PetscInt *ajtmpold,*ajtmp,nz,row;
339 PetscInt *diag_offset = b->diag,*ai=a->i,*aj=a->j,*pj;
340 MatScalar *pv,*v,*rtmp,*pc,*w,*x;
341 MatScalar x1,x2,x3,x4,x5,x6,x7,x8,x9,x10,x11,x12,x13,x14,x15;
342 MatScalar x16,x17,x18,x19,x20,x21,x22,x23,x24,x25;
343 MatScalar p1,p2,p3,p4,p5,p6,p7,p8,p9,p10,p11,p12,p13,p14,p15;
344 MatScalar p16,p17,p18,p19,p20,p21,p22,p23,p24,p25;
345 MatScalar m1,m2,m3,m4,m5,m6,m7,m8,m9,m10,m11,m12,m13,m14,m15;
346 MatScalar m16,m17,m18,m19,m20,m21,m22,m23,m24,m25;
347 MatScalar *ba = b->a,*aa = a->a,work[25];
348 PetscReal shift = info->shiftamount;
349 PetscBool allowzeropivot,zeropivotdetected;
350
351 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
; petscstack->line[petscstack->currentsize] = 351; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
352 allowzeropivot = PetscNot(A->erroriffailure)((A->erroriffailure) ? PETSC_FALSE : PETSC_TRUE);
353 ierr = PetscMalloc1(25*(n+1),&rtmp)PetscMallocA(1,PETSC_FALSE,353,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,(size_t)(25*(n+1))*sizeof(**(&rtmp)),(&rtmp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),353,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
354 for (i=0; i<n; i++) {
355 nz = bi[i+1] - bi[i];
356 ajtmp = bj + bi[i];
357 for (j=0; j<nz; j++) {
358 x = rtmp+25*ajtmp[j];
359 x[0] = x[1] = x[2] = x[3] = x[4] = x[5] = x[6] = x[7] = x[8] = x[9] = 0.0;
360 x[10] = x[11] = x[12] = x[13] = x[14] = x[15] = 0.0;
361 x[16] = x[17] = x[18] = x[19] = x[20] = x[21] = x[22] = x[23] = x[24] = 0.0;
362 }
363 /* load in initial (unfactored row) */
364 nz = ai[i+1] - ai[i];
365 ajtmpold = aj + ai[i];
366 v = aa + 25*ai[i];
367 for (j=0; j<nz; j++) {
368 x = rtmp+25*ajtmpold[j];
369 x[0] = v[0]; x[1] = v[1]; x[2] = v[2]; x[3] = v[3];
370 x[4] = v[4]; x[5] = v[5]; x[6] = v[6]; x[7] = v[7]; x[8] = v[8];
371 x[9] = v[9]; x[10] = v[10]; x[11] = v[11]; x[12] = v[12]; x[13] = v[13];
372 x[14] = v[14]; x[15] = v[15]; x[16] = v[16]; x[17] = v[17]; x[18] = v[18];
373 x[19] = v[19]; x[20] = v[20]; x[21] = v[21]; x[22] = v[22]; x[23] = v[23];
374 x[24] = v[24];
375 v += 25;
376 }
377 row = *ajtmp++;
378 while (row < i) {
379 pc = rtmp + 25*row;
380 p1 = pc[0]; p2 = pc[1]; p3 = pc[2]; p4 = pc[3];
381 p5 = pc[4]; p6 = pc[5]; p7 = pc[6]; p8 = pc[7]; p9 = pc[8];
382 p10 = pc[9]; p11 = pc[10]; p12 = pc[11]; p13 = pc[12]; p14 = pc[13];
383 p15 = pc[14]; p16 = pc[15]; p17 = pc[16]; p18 = pc[17];
384 p19 = pc[18]; p20 = pc[19]; p21 = pc[20]; p22 = pc[21]; p23 = pc[22];
385 p24 = pc[23]; p25 = pc[24];
386 if (p1 != 0.0 || p2 != 0.0 || p3 != 0.0 || p4 != 0.0 || p5 != 0.0 ||
387 p6 != 0.0 || p7 != 0.0 || p8 != 0.0 || p9 != 0.0 || p10 != 0.0 ||
388 p11 != 0.0 || p12 != 0.0 || p13 != 0.0 || p14 != 0.0 || p15 != 0.0
389 || p16 != 0.0 || p17 != 0.0 || p18 != 0.0 || p19 != 0.0 || p20 != 0.0
390 || p21 != 0.0 || p22 != 0.0 || p23 != 0.0 || p24 != 0.0 || p25 != 0.0) {
391 pv = ba + 25*diag_offset[row];
392 pj = bj + diag_offset[row] + 1;
393 x1 = pv[0]; x2 = pv[1]; x3 = pv[2]; x4 = pv[3];
394 x5 = pv[4]; x6 = pv[5]; x7 = pv[6]; x8 = pv[7]; x9 = pv[8];
395 x10 = pv[9]; x11 = pv[10]; x12 = pv[11]; x13 = pv[12]; x14 = pv[13];
396 x15 = pv[14]; x16 = pv[15]; x17 = pv[16]; x18 = pv[17]; x19 = pv[18];
397 x20 = pv[19]; x21 = pv[20]; x22 = pv[21]; x23 = pv[22]; x24 = pv[23];
398 x25 = pv[24];
399 pc[0] = m1 = p1*x1 + p6*x2 + p11*x3 + p16*x4 + p21*x5;
400 pc[1] = m2 = p2*x1 + p7*x2 + p12*x3 + p17*x4 + p22*x5;
401 pc[2] = m3 = p3*x1 + p8*x2 + p13*x3 + p18*x4 + p23*x5;
402 pc[3] = m4 = p4*x1 + p9*x2 + p14*x3 + p19*x4 + p24*x5;
403 pc[4] = m5 = p5*x1 + p10*x2 + p15*x3 + p20*x4 + p25*x5;
404
405 pc[5] = m6 = p1*x6 + p6*x7 + p11*x8 + p16*x9 + p21*x10;
406 pc[6] = m7 = p2*x6 + p7*x7 + p12*x8 + p17*x9 + p22*x10;
407 pc[7] = m8 = p3*x6 + p8*x7 + p13*x8 + p18*x9 + p23*x10;
408 pc[8] = m9 = p4*x6 + p9*x7 + p14*x8 + p19*x9 + p24*x10;
409 pc[9] = m10 = p5*x6 + p10*x7 + p15*x8 + p20*x9 + p25*x10;
410
411 pc[10] = m11 = p1*x11 + p6*x12 + p11*x13 + p16*x14 + p21*x15;
412 pc[11] = m12 = p2*x11 + p7*x12 + p12*x13 + p17*x14 + p22*x15;
413 pc[12] = m13 = p3*x11 + p8*x12 + p13*x13 + p18*x14 + p23*x15;
414 pc[13] = m14 = p4*x11 + p9*x12 + p14*x13 + p19*x14 + p24*x15;
415 pc[14] = m15 = p5*x11 + p10*x12 + p15*x13 + p20*x14 + p25*x15;
416
417 pc[15] = m16 = p1*x16 + p6*x17 + p11*x18 + p16*x19 + p21*x20;
418 pc[16] = m17 = p2*x16 + p7*x17 + p12*x18 + p17*x19 + p22*x20;
419 pc[17] = m18 = p3*x16 + p8*x17 + p13*x18 + p18*x19 + p23*x20;
420 pc[18] = m19 = p4*x16 + p9*x17 + p14*x18 + p19*x19 + p24*x20;
421 pc[19] = m20 = p5*x16 + p10*x17 + p15*x18 + p20*x19 + p25*x20;
422
423 pc[20] = m21 = p1*x21 + p6*x22 + p11*x23 + p16*x24 + p21*x25;
424 pc[21] = m22 = p2*x21 + p7*x22 + p12*x23 + p17*x24 + p22*x25;
425 pc[22] = m23 = p3*x21 + p8*x22 + p13*x23 + p18*x24 + p23*x25;
426 pc[23] = m24 = p4*x21 + p9*x22 + p14*x23 + p19*x24 + p24*x25;
427 pc[24] = m25 = p5*x21 + p10*x22 + p15*x23 + p20*x24 + p25*x25;
428
429 nz = bi[row+1] - diag_offset[row] - 1;
430 pv += 25;
431 for (j=0; j<nz; j++) {
432 x1 = pv[0]; x2 = pv[1]; x3 = pv[2]; x4 = pv[3];
433 x5 = pv[4]; x6 = pv[5]; x7 = pv[6]; x8 = pv[7]; x9 = pv[8];
434 x10 = pv[9]; x11 = pv[10]; x12 = pv[11]; x13 = pv[12];
435 x14 = pv[13]; x15 = pv[14]; x16 = pv[15]; x17 = pv[16]; x18 = pv[17];
436 x19 = pv[18]; x20 = pv[19]; x21 = pv[20]; x22 = pv[21]; x23 = pv[22];
437 x24 = pv[23]; x25 = pv[24];
438 x = rtmp + 25*pj[j];
439 x[0] -= m1*x1 + m6*x2 + m11*x3 + m16*x4 + m21*x5;
440 x[1] -= m2*x1 + m7*x2 + m12*x3 + m17*x4 + m22*x5;
441 x[2] -= m3*x1 + m8*x2 + m13*x3 + m18*x4 + m23*x5;
442 x[3] -= m4*x1 + m9*x2 + m14*x3 + m19*x4 + m24*x5;
443 x[4] -= m5*x1 + m10*x2 + m15*x3 + m20*x4 + m25*x5;
444
445 x[5] -= m1*x6 + m6*x7 + m11*x8 + m16*x9 + m21*x10;
446 x[6] -= m2*x6 + m7*x7 + m12*x8 + m17*x9 + m22*x10;
447 x[7] -= m3*x6 + m8*x7 + m13*x8 + m18*x9 + m23*x10;
448 x[8] -= m4*x6 + m9*x7 + m14*x8 + m19*x9 + m24*x10;
449 x[9] -= m5*x6 + m10*x7 + m15*x8 + m20*x9 + m25*x10;
450
451 x[10] -= m1*x11 + m6*x12 + m11*x13 + m16*x14 + m21*x15;
452 x[11] -= m2*x11 + m7*x12 + m12*x13 + m17*x14 + m22*x15;
453 x[12] -= m3*x11 + m8*x12 + m13*x13 + m18*x14 + m23*x15;
454 x[13] -= m4*x11 + m9*x12 + m14*x13 + m19*x14 + m24*x15;
455 x[14] -= m5*x11 + m10*x12 + m15*x13 + m20*x14 + m25*x15;
456
457 x[15] -= m1*x16 + m6*x17 + m11*x18 + m16*x19 + m21*x20;
458 x[16] -= m2*x16 + m7*x17 + m12*x18 + m17*x19 + m22*x20;
459 x[17] -= m3*x16 + m8*x17 + m13*x18 + m18*x19 + m23*x20;
460 x[18] -= m4*x16 + m9*x17 + m14*x18 + m19*x19 + m24*x20;
461 x[19] -= m5*x16 + m10*x17 + m15*x18 + m20*x19 + m25*x20;
462
463 x[20] -= m1*x21 + m6*x22 + m11*x23 + m16*x24 + m21*x25;
464 x[21] -= m2*x21 + m7*x22 + m12*x23 + m17*x24 + m22*x25;
465 x[22] -= m3*x21 + m8*x22 + m13*x23 + m18*x24 + m23*x25;
466 x[23] -= m4*x21 + m9*x22 + m14*x23 + m19*x24 + m24*x25;
467 x[24] -= m5*x21 + m10*x22 + m15*x23 + m20*x24 + m25*x25;
468 pv += 25;
469 }
470 ierr = PetscLogFlops(250.0*nz+225.0);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),470,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
471 }
472 row = *ajtmp++;
473 }
474 /* finished row so stick it into b->a */
475 pv = ba + 25*bi[i];
476 pj = bj + bi[i];
477 nz = bi[i+1] - bi[i];
478 for (j=0; j<nz; j++) {
479 x = rtmp+25*pj[j];
480 pv[0] = x[0]; pv[1] = x[1]; pv[2] = x[2]; pv[3] = x[3];
481 pv[4] = x[4]; pv[5] = x[5]; pv[6] = x[6]; pv[7] = x[7]; pv[8] = x[8];
482 pv[9] = x[9]; pv[10] = x[10]; pv[11] = x[11]; pv[12] = x[12];
483 pv[13] = x[13]; pv[14] = x[14]; pv[15] = x[15]; pv[16] = x[16]; pv[17] = x[17];
484 pv[18] = x[18]; pv[19] = x[19]; pv[20] = x[20]; pv[21] = x[21]; pv[22] = x[22];
485 pv[23] = x[23]; pv[24] = x[24];
486 pv += 25;
487 }
488 /* invert diagonal block */
489 w = ba + 25*diag_offset[i];
490 ierr = PetscKernel_A_gets_inverse_A_5(w,ipvt,work,shift,allowzeropivot,&zeropivotdetected);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),490,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
491 if (zeropivotdetected) C->factorerrortype = MAT_FACTOR_NUMERIC_ZEROPIVOT;
492 }
493
494 ierr = PetscFree(rtmp)((*PetscTrFree)((void*)(rtmp),494,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
) || ((rtmp) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),494,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
495
496 C->ops->solve = MatSolve_SeqBAIJ_5_NaturalOrdering_inplace;
497 C->ops->solvetranspose = MatSolveTranspose_SeqBAIJ_5_NaturalOrdering_inplace;
498 C->assembled = PETSC_TRUE;
499
500 ierr = PetscLogFlops(1.333333333333*5*5*5*b->mbs);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),500,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* from inverting diagonal blocks */
501 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
502}
503
504PetscErrorCode MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering(Mat B,Mat A,const MatFactorInfo *info)
505{
506 Mat C =B;
507 Mat_SeqBAIJ *a=(Mat_SeqBAIJ*)A->data,*b=(Mat_SeqBAIJ*)C->data;
508 PetscErrorCode ierr;
509 PetscInt i,j,k,nz,nzL,row;
510 const PetscInt n=a->mbs,*ai=a->i,*aj=a->j,*bi=b->i,*bj=b->j;
511 const PetscInt *ajtmp,*bjtmp,*bdiag=b->diag,*pj,bs2=a->bs2;
512 MatScalar *rtmp,*pc,*mwork,*v,*vv,*pv,*aa=a->a,work[25];
513 PetscInt flg,ipvt[5];
514 PetscReal shift = info->shiftamount;
515 PetscBool allowzeropivot,zeropivotdetected;
516
517 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
; petscstack->line[petscstack->currentsize] = 517; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
518 allowzeropivot = PetscNot(A->erroriffailure)((A->erroriffailure) ? PETSC_FALSE : PETSC_TRUE);
519
520 /* generate work space needed by the factorization */
521 ierr = PetscMalloc2(bs2*n,&rtmp,bs2,&mwork)PetscMallocA(2,PETSC_FALSE,521,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,(size_t)(bs2*n)*sizeof(**(&rtmp)),(&rtmp),(size_t)(bs2
)*sizeof(**(&mwork)),(&mwork));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),521,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
522 ierr = PetscArrayzero(rtmp,bs2*n)PetscMemzero(rtmp,(bs2*n)*sizeof(*(rtmp)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),522,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
523
524 for (i=0; i<n; i++) {
525 /* zero rtmp */
526 /* L part */
527 nz = bi[i+1] - bi[i];
528 bjtmp = bj + bi[i];
529 for (j=0; j<nz; j++) {
530 ierr = PetscArrayzero(rtmp+bs2*bjtmp[j],bs2)PetscMemzero(rtmp+bs2*bjtmp[j],(bs2)*sizeof(*(rtmp+bs2*bjtmp[
j])));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),530,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
531 }
532
533 /* U part */
534 nz = bdiag[i] - bdiag[i+1];
535 bjtmp = bj + bdiag[i+1]+1;
536 for (j=0; j<nz; j++) {
537 ierr = PetscArrayzero(rtmp+bs2*bjtmp[j],bs2)PetscMemzero(rtmp+bs2*bjtmp[j],(bs2)*sizeof(*(rtmp+bs2*bjtmp[
j])));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),537,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
538 }
539
540 /* load in initial (unfactored row) */
541 nz = ai[i+1] - ai[i];
542 ajtmp = aj + ai[i];
543 v = aa + bs2*ai[i];
544 for (j=0; j<nz; j++) {
545 ierr = PetscArraycpy(rtmp+bs2*ajtmp[j],v+bs2*j,bs2)((sizeof(*(rtmp+bs2*ajtmp[j])) != sizeof(*(v+bs2*j))) || PetscMemcpy
(rtmp+bs2*ajtmp[j],v+bs2*j,(bs2)*sizeof(*(rtmp+bs2*ajtmp[j]))
));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),545,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
546 }
547
548 /* elimination */
549 bjtmp = bj + bi[i];
550 nzL = bi[i+1] - bi[i];
551 for (k=0; k < nzL; k++) {
552 row = bjtmp[k];
553 pc = rtmp + bs2*row;
554 for (flg=0,j=0; j<bs2; j++) {
555 if (pc[j]!=0.0) {
556 flg = 1;
557 break;
558 }
559 }
560 if (flg) {
561 pv = b->a + bs2*bdiag[row];
562 /* PetscKernel_A_gets_A_times_B(bs,pc,pv,mwork); *pc = *pc * (*pv); */
563 ierr = PetscKernel_A_gets_A_times_B_5(pc,pv,mwork)0; { ierr = ((sizeof(*(mwork)) != sizeof(*(pc))) || PetscMemcpy
(mwork,pc,(25)*sizeof(*(mwork))));;do {if (__builtin_expect(!
!(ierr),0)) return PetscError(((MPI_Comm)0x44000001),563,__func__
,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); pc[0] = mwork[0]*pv
[0] + mwork[5]*pv[1] + mwork[10]*pv[2] + mwork[15]*pv[3] + mwork
[20]*pv[4]; pc[1] = mwork[1]*pv[0] + mwork[6]*pv[1] + mwork[11
]*pv[2] + mwork[16]*pv[3] + mwork[21]*pv[4]; pc[2] = mwork[2]
*pv[0] + mwork[7]*pv[1] + mwork[12]*pv[2] + mwork[17]*pv[3] +
mwork[22]*pv[4]; pc[3] = mwork[3]*pv[0] + mwork[8]*pv[1] + mwork
[13]*pv[2] + mwork[18]*pv[3] + mwork[23]*pv[4]; pc[4] = mwork
[4]*pv[0] + mwork[9]*pv[1] + mwork[14]*pv[2] + mwork[19]*pv[3
] + mwork[24]*pv[4]; pc[5] = mwork[0]*pv[5] + mwork[5]*pv[6] +
mwork[10]*pv[7] + mwork[15]*pv[8] + mwork[20]*pv[9]; pc[6] =
mwork[1]*pv[5] + mwork[6]*pv[6] + mwork[11]*pv[7] + mwork[16
]*pv[8] + mwork[21]*pv[9]; pc[7] = mwork[2]*pv[5] + mwork[7]*
pv[6] + mwork[12]*pv[7] + mwork[17]*pv[8] + mwork[22]*pv[9]; pc
[8] = mwork[3]*pv[5] + mwork[8]*pv[6] + mwork[13]*pv[7] + mwork
[18]*pv[8] + mwork[23]*pv[9]; pc[9] = mwork[4]*pv[5] + mwork[
9]*pv[6] + mwork[14]*pv[7] + mwork[19]*pv[8] + mwork[24]*pv[9
]; pc[10] = mwork[0]*pv[10] + mwork[5]*pv[11] + mwork[10]*pv[
12] + mwork[15]*pv[13] + mwork[20]*pv[14]; pc[11] = mwork[1]*
pv[10] + mwork[6]*pv[11] + mwork[11]*pv[12] + mwork[16]*pv[13
] + mwork[21]*pv[14]; pc[12] = mwork[2]*pv[10] + mwork[7]*pv[
11] + mwork[12]*pv[12] + mwork[17]*pv[13] + mwork[22]*pv[14];
pc[13] = mwork[3]*pv[10] + mwork[8]*pv[11] + mwork[13]*pv[12
] + mwork[18]*pv[13] + mwork[23]*pv[14]; pc[14] = mwork[4]*pv
[10] + mwork[9]*pv[11] + mwork[14]*pv[12] + mwork[19]*pv[13] +
mwork[24]*pv[14]; pc[15] = mwork[0]*pv[15] + mwork[5]*pv[16]
+ mwork[10]*pv[17] + mwork[15]*pv[18] + mwork[20]*pv[19]; pc
[16] = mwork[1]*pv[15] + mwork[6]*pv[16] + mwork[11]*pv[17] +
mwork[16]*pv[18] + mwork[21]*pv[19]; pc[17] = mwork[2]*pv[15
] + mwork[7]*pv[16] + mwork[12]*pv[17] + mwork[17]*pv[18] + mwork
[22]*pv[19]; pc[18] = mwork[3]*pv[15] + mwork[8]*pv[16] + mwork
[13]*pv[17] + mwork[18]*pv[18] + mwork[23]*pv[19]; pc[19] = mwork
[4]*pv[15] + mwork[9]*pv[16] + mwork[14]*pv[17] + mwork[19]*pv
[18] + mwork[24]*pv[19]; pc[20] = mwork[0]*pv[20] + mwork[5]*
pv[21] + mwork[10]*pv[22] + mwork[15]*pv[23] + mwork[20]*pv[24
]; pc[21] = mwork[1]*pv[20] + mwork[6]*pv[21] + mwork[11]*pv[
22] + mwork[16]*pv[23] + mwork[21]*pv[24]; pc[22] = mwork[2]*
pv[20] + mwork[7]*pv[21] + mwork[12]*pv[22] + mwork[17]*pv[23
] + mwork[22]*pv[24]; pc[23] = mwork[3]*pv[20] + mwork[8]*pv[
21] + mwork[13]*pv[22] + mwork[18]*pv[23] + mwork[23]*pv[24];
pc[24] = mwork[4]*pv[20] + mwork[9]*pv[21] + mwork[14]*pv[22
] + mwork[19]*pv[23] + mwork[24]*pv[24]; };CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),563,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
564
565 pj = b->j + bdiag[row+1]+1; /* begining of U(row,:) */
566 pv = b->a + bs2*(bdiag[row+1]+1);
567 nz = bdiag[row] - bdiag[row+1] - 1; /* num of entries inU(row,:), excluding diag */
568 for (j=0; j<nz; j++) {
569 /* PetscKernel_A_gets_A_minus_B_times_C(bs,rtmp+bs2*pj[j],pc,pv+bs2*j); */
570 /* rtmp+bs2*pj[j] = rtmp+bs2*pj[j] - (*pc)*(pv+bs2*j) */
571 vv = rtmp + bs2*pj[j];
572 ierr = PetscKernel_A_gets_A_minus_B_times_C_5(vv,pc,pv)0; { vv[0] -= pc[0]*pv[0] + pc[5]*pv[1] + pc[10]*pv[2] + pc[15
]*pv[3] + pc[20]*pv[4]; vv[1] -= pc[1]*pv[0] + pc[6]*pv[1] + pc
[11]*pv[2] + pc[16]*pv[3] + pc[21]*pv[4]; vv[2] -= pc[2]*pv[0
] + pc[7]*pv[1] + pc[12]*pv[2] + pc[17]*pv[3] + pc[22]*pv[4];
vv[3] -= pc[3]*pv[0] + pc[8]*pv[1] + pc[13]*pv[2] + pc[18]*pv
[3] + pc[23]*pv[4]; vv[4] -= pc[4]*pv[0] + pc[9]*pv[1] + pc[14
]*pv[2] + pc[19]*pv[3] + pc[24]*pv[4]; vv[5] -= pc[0]*pv[5] +
pc[5]*pv[6] + pc[10]*pv[7] + pc[15]*pv[8] + pc[20]*pv[9]; vv
[6] -= pc[1]*pv[5] + pc[6]*pv[6] + pc[11]*pv[7] + pc[16]*pv[8
] + pc[21]*pv[9]; vv[7] -= pc[2]*pv[5] + pc[7]*pv[6] + pc[12]
*pv[7] + pc[17]*pv[8] + pc[22]*pv[9]; vv[8] -= pc[3]*pv[5] + pc
[8]*pv[6] + pc[13]*pv[7] + pc[18]*pv[8] + pc[23]*pv[9]; vv[9]
-= pc[4]*pv[5] + pc[9]*pv[6] + pc[14]*pv[7] + pc[19]*pv[8] +
pc[24]*pv[9]; vv[10] -= pc[0]*pv[10] + pc[5]*pv[11] + pc[10]
*pv[12] + pc[15]*pv[13] + pc[20]*pv[14]; vv[11] -= pc[1]*pv[10
] + pc[6]*pv[11] + pc[11]*pv[12] + pc[16]*pv[13] + pc[21]*pv[
14]; vv[12] -= pc[2]*pv[10] + pc[7]*pv[11] + pc[12]*pv[12] + pc
[17]*pv[13] + pc[22]*pv[14]; vv[13] -= pc[3]*pv[10] + pc[8]*pv
[11] + pc[13]*pv[12] + pc[18]*pv[13] + pc[23]*pv[14]; vv[14] -=
pc[4]*pv[10] + pc[9]*pv[11] + pc[14]*pv[12] + pc[19]*pv[13] +
pc[24]*pv[14]; vv[15] -= pc[0]*pv[15] + pc[5]*pv[16] + pc[10
]*pv[17] + pc[15]*pv[18] + pc[20]*pv[19]; vv[16] -= pc[1]*pv[
15] + pc[6]*pv[16] + pc[11]*pv[17] + pc[16]*pv[18] + pc[21]*pv
[19]; vv[17] -= pc[2]*pv[15] + pc[7]*pv[16] + pc[12]*pv[17] +
pc[17]*pv[18] + pc[22]*pv[19]; vv[18] -= pc[3]*pv[15] + pc[8
]*pv[16] + pc[13]*pv[17] + pc[18]*pv[18] + pc[23]*pv[19]; vv[
19] -= pc[4]*pv[15] + pc[9]*pv[16] + pc[14]*pv[17] + pc[19]*pv
[18] + pc[24]*pv[19]; vv[20] -= pc[0]*pv[20] + pc[5]*pv[21] +
pc[10]*pv[22] + pc[15]*pv[23] + pc[20]*pv[24]; vv[21] -= pc[
1]*pv[20] + pc[6]*pv[21] + pc[11]*pv[22] + pc[16]*pv[23] + pc
[21]*pv[24]; vv[22] -= pc[2]*pv[20] + pc[7]*pv[21] + pc[12]*pv
[22] + pc[17]*pv[23] + pc[22]*pv[24]; vv[23] -= pc[3]*pv[20] +
pc[8]*pv[21] + pc[13]*pv[22] + pc[18]*pv[23] + pc[23]*pv[24]
; vv[24] -= pc[4]*pv[20] + pc[9]*pv[21] + pc[14]*pv[22] + pc[
19]*pv[23] + pc[24]*pv[24]; };CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),572,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
573 pv += bs2;
574 }
575 ierr = PetscLogFlops(250*nz+225);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),575,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* flops = 2*bs^3*nz + 2*bs^3 - bs2) */
576 }
577 }
578
579 /* finished row so stick it into b->a */
580 /* L part */
581 pv = b->a + bs2*bi[i];
582 pj = b->j + bi[i];
583 nz = bi[i+1] - bi[i];
584 for (j=0; j<nz; j++) {
585 ierr = PetscArraycpy(pv+bs2*j,rtmp+bs2*pj[j],bs2)((sizeof(*(pv+bs2*j)) != sizeof(*(rtmp+bs2*pj[j]))) || PetscMemcpy
(pv+bs2*j,rtmp+bs2*pj[j],(bs2)*sizeof(*(pv+bs2*j))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),585,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
586 }
587
588 /* Mark diagonal and invert diagonal for simplier triangular solves */
589 pv = b->a + bs2*bdiag[i];
590 pj = b->j + bdiag[i];
591 ierr = PetscArraycpy(pv,rtmp+bs2*pj[0],bs2)((sizeof(*(pv)) != sizeof(*(rtmp+bs2*pj[0]))) || PetscMemcpy(
pv,rtmp+bs2*pj[0],(bs2)*sizeof(*(pv))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),591,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
592 ierr = PetscKernel_A_gets_inverse_A_5(pv,ipvt,work,shift,allowzeropivot,&zeropivotdetected);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),592,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
593 if (zeropivotdetected) C->factorerrortype = MAT_FACTOR_NUMERIC_ZEROPIVOT;
594
595 /* U part */
596 pv = b->a + bs2*(bdiag[i+1]+1);
597 pj = b->j + bdiag[i+1]+1;
598 nz = bdiag[i] - bdiag[i+1] - 1;
599 for (j=0; j<nz; j++) {
600 ierr = PetscArraycpy(pv+bs2*j,rtmp+bs2*pj[j],bs2)((sizeof(*(pv+bs2*j)) != sizeof(*(rtmp+bs2*pj[j]))) || PetscMemcpy
(pv+bs2*j,rtmp+bs2*pj[j],(bs2)*sizeof(*(pv+bs2*j))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),600,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
601 }
602 }
603 ierr = PetscFree2(rtmp,mwork)PetscFreeA(2,603,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,&(rtmp),&(mwork));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),603,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
604
605 C->ops->solve = MatSolve_SeqBAIJ_5_NaturalOrdering;
606 C->ops->solvetranspose = MatSolveTranspose_SeqBAIJ_5_NaturalOrdering;
607 C->assembled = PETSC_TRUE;
608
609 ierr = PetscLogFlops(1.333333333333*5*5*5*n);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),609,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/baij/seq/baijfact9.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* from inverting diagonal blocks */
610 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
611}