Bug Summary

File:mat/impls/aij/mpi/mpiov.c
Warning:line 24, column 14
Division by zero

Annotated Source Code

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/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c

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1/*
2 Routines to compute overlapping regions of a parallel MPI matrix
3 and to find submatrices that were shared across processors.
4*/
5#include <../src/mat/impls/aij/seq/aij.h>
6#include <../src/mat/impls/aij/mpi/mpiaij.h>
7#include <petscbt.h>
8#include <petscsf.h>
9
10static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Once(Mat,PetscInt,IS*);
11static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Local(Mat,PetscInt,char**,PetscInt*,PetscInt**,PetscTable*);
12static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Receive(Mat,PetscInt,PetscInt**,PetscInt**,PetscInt*);
13extern PetscErrorCode MatGetRow_MPIAIJ(Mat,PetscInt,PetscInt*,PetscInt**,PetscScalar**);
14extern PetscErrorCode MatRestoreRow_MPIAIJ(Mat,PetscInt,PetscInt*,PetscInt**,PetscScalar**);
15
16static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Once_Scalable(Mat,PetscInt,IS*);
17static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Local_Scalable(Mat,PetscInt,IS*);
18static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Send_Scalable(Mat,PetscInt,PetscMPIInt,PetscMPIInt *,PetscInt *, PetscInt *,PetscInt **,PetscInt **);
19static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Receive_Scalable(Mat,PetscInt,IS*,PetscInt,PetscInt *);
20
21
22PetscErrorCode MatIncreaseOverlap_MPIAIJ(Mat C,PetscInt imax,IS is[],PetscInt ov)
23{
24 PetscErrorCode ierr;
25 PetscInt i;
26
27 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 27; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
28 if (ov < 0) SETERRQ(PetscObjectComm((PetscObject)C),PETSC_ERR_ARG_OUTOFRANGE,"Negative overlap specified")return PetscError(PetscObjectComm((PetscObject)C),28,__func__
,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c",
63,PETSC_ERROR_INITIAL,"Negative overlap specified");
29 for (i=0; i<ov; ++i) {
30 ierr = MatIncreaseOverlap_MPIAIJ_Once(C,imax,is);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),30,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
31 }
32 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);
33}
34
35PetscErrorCode MatIncreaseOverlap_MPIAIJ_Scalable(Mat C,PetscInt imax,IS is[],PetscInt ov)
36{
37 PetscErrorCode ierr;
38 PetscInt i;
39
40 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 40; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
41 if (ov < 0) SETERRQ(PetscObjectComm((PetscObject)C),PETSC_ERR_ARG_OUTOFRANGE,"Negative overlap specified")return PetscError(PetscObjectComm((PetscObject)C),41,__func__
,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c",
63,PETSC_ERROR_INITIAL,"Negative overlap specified");
42 for (i=0; i<ov; ++i) {
43 ierr = MatIncreaseOverlap_MPIAIJ_Once_Scalable(C,imax,is);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),43,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
44 }
45 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);
46}
47
48
49static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Once_Scalable(Mat mat,PetscInt nidx,IS is[])
50{
51 PetscErrorCode ierr;
52 MPI_Comm comm;
53 PetscInt *length,length_i,tlength,*remoterows,nrrows,reducednrrows,*rrow_ranks,*rrow_isids,i,j,owner;
54 PetscInt *tosizes,*tosizes_temp,*toffsets,*fromsizes,*todata,*fromdata;
55 PetscInt nrecvrows,*sbsizes = 0,*sbdata = 0;
56 const PetscInt *indices_i,**indices;
57 PetscLayout rmap;
58 PetscMPIInt rank,size,*toranks,*fromranks,nto,nfrom;
59 PetscSF sf;
60 PetscSFNode *remote;
61
62 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 62; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
63 ierr = PetscObjectGetComm((PetscObject)mat,&comm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),63,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
64 ierr = MPI_Comm_rank(comm,&rank);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),64,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
65 ierr = MPI_Comm_size(comm,&size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),65,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
66 /* get row map to determine where rows should be going */
67 ierr = MatGetLayouts(mat,&rmap,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),67,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
68 /* retrieve IS data and put all together so that we
69 * can optimize communication
70 * */
71 ierr = PetscMalloc2(nidx,(PetscInt ***)&indices,nidx,&length)PetscMallocA(2,PETSC_FALSE,71,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nidx)*sizeof(**((PetscInt ***)&indices)),((PetscInt
***)&indices),(size_t)(nidx)*sizeof(**(&length)),(&
length));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),71,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
72 for (i=0,tlength=0; i<nidx; i++){
73 ierr = ISGetLocalSize(is[i],&length[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),73,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
74 tlength += length[i];
75 ierr = ISGetIndices(is[i],&indices[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),75,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
76 }
77 /* find these rows on remote processors */
78 ierr = PetscCalloc3(tlength,&remoterows,tlength,&rrow_ranks,tlength,&rrow_isids)PetscMallocA(3,PETSC_TRUE,78,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(tlength)*sizeof(**(&remoterows)),(&remoterows
),(size_t)(tlength)*sizeof(**(&rrow_ranks)),(&rrow_ranks
),(size_t)(tlength)*sizeof(**(&rrow_isids)),(&rrow_isids
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),78,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
79 ierr = PetscCalloc3(size,&toranks,2*size,&tosizes,size,&tosizes_temp)PetscMallocA(3,PETSC_TRUE,79,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&toranks)),(&toranks),(size_t
)(2*size)*sizeof(**(&tosizes)),(&tosizes),(size_t)(size
)*sizeof(**(&tosizes_temp)),(&tosizes_temp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),79,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
80 nrrows = 0;
81 for (i=0; i<nidx; i++) {
82 length_i = length[i];
83 indices_i = indices[i];
84 for (j=0; j<length_i; j++) {
85 owner = -1;
86 ierr = PetscLayoutFindOwner(rmap,indices_i[j],&owner);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),86,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
87 /* remote processors */
88 if (owner != rank) {
89 tosizes_temp[owner]++; /* number of rows to owner */
90 rrow_ranks[nrrows] = owner; /* processor */
91 rrow_isids[nrrows] = i; /* is id */
92 remoterows[nrrows++] = indices_i[j]; /* row */
93 }
94 }
95 ierr = ISRestoreIndices(is[i],&indices[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),95,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
96 }
97 ierr = PetscFree2(*(PetscInt***)&indices,length)PetscFreeA(2,97,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(*(PetscInt***)&indices),&(length));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),97,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
98 /* test if we need to exchange messages
99 * generally speaking, we do not need to exchange
100 * data when overlap is 1
101 * */
102 ierr = MPIU_Allreduce(&nrrows,&reducednrrows,1,MPIU_INT,MPIU_MAX,comm)(PetscAllreduceBarrierCheck(comm,1,102,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((petsc_allreduce_ct += PetscMPIParallelComm((comm)),0) ||
MPI_Allreduce((&nrrows),(&reducednrrows),(1),(((MPI_Datatype
)0x4c000405)),((MPI_Op)(0x58000001)),(comm))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),102,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
103 /* we do not have any messages
104 * It usually corresponds to overlap 1
105 * */
106 if (!reducednrrows) {
107 ierr = PetscFree3(toranks,tosizes,tosizes_temp)PetscFreeA(3,107,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(toranks),&(tosizes),&(tosizes_temp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),107,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
108 ierr = PetscFree3(remoterows,rrow_ranks,rrow_isids)PetscFreeA(3,108,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(remoterows),&(rrow_ranks),&(rrow_isids));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),108,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
109 ierr = MatIncreaseOverlap_MPIAIJ_Local_Scalable(mat,nidx,is);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),109,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
110 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);
111 }
112 nto = 0;
113 /* send sizes and ranks for building a two-sided communcation */
114 for (i=0; i<size; i++) {
115 if (tosizes_temp[i]) {
116 tosizes[nto*2] = tosizes_temp[i]*2; /* size */
117 tosizes_temp[i] = nto; /* a map from processor to index */
118 toranks[nto++] = i; /* processor */
119 }
120 }
121 ierr = PetscMalloc1(nto+1,&toffsets)PetscMallocA(1,PETSC_FALSE,121,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nto+1)*sizeof(**(&toffsets)),(&toffsets));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),121,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
122 toffsets[0] = 0;
123 for (i=0; i<nto; i++) {
124 toffsets[i+1] = toffsets[i]+tosizes[2*i]; /* offsets */
125 tosizes[2*i+1] = toffsets[i]; /* offsets to send */
126 }
127 /* send information to other processors */
128 ierr = PetscCommBuildTwoSided(comm,2,MPIU_INT((MPI_Datatype)0x4c000405),nto,toranks,tosizes,&nfrom,&fromranks,&fromsizes);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),128,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
129 nrecvrows = 0;
130 for (i=0; i<nfrom; i++) nrecvrows += fromsizes[2*i];
131 ierr = PetscMalloc1(nrecvrows,&remote)PetscMallocA(1,PETSC_FALSE,131,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrecvrows)*sizeof(**(&remote)),(&remote));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),131,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
132 nrecvrows = 0;
133 for (i=0; i<nfrom; i++) {
134 for (j=0; j<fromsizes[2*i]; j++) {
135 remote[nrecvrows].rank = fromranks[i];
136 remote[nrecvrows++].index = fromsizes[2*i+1]+j;
137 }
138 }
139 ierr = PetscSFCreate(comm,&sf);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),139,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
140 ierr = PetscSFSetGraph(sf,nrecvrows,nrecvrows,NULL((void*)0),PETSC_OWN_POINTER,remote,PETSC_OWN_POINTER);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),140,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
141 /* use two-sided communication by default since OPENMPI has some bugs for one-sided one */
142 ierr = PetscSFSetType(sf,PETSCSFBASIC"basic");CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),142,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
143 ierr = PetscSFSetFromOptions(sf);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),143,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
144 /* message pair <no of is, row> */
145 ierr = PetscCalloc2(2*nrrows,&todata,nrecvrows,&fromdata)PetscMallocA(2,PETSC_TRUE,145,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(2*nrrows)*sizeof(**(&todata)),(&todata),(size_t
)(nrecvrows)*sizeof(**(&fromdata)),(&fromdata));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),145,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
146 for (i=0; i<nrrows; i++) {
147 owner = rrow_ranks[i]; /* processor */
148 j = tosizes_temp[owner]; /* index */
149 todata[toffsets[j]++] = rrow_isids[i];
150 todata[toffsets[j]++] = remoterows[i];
151 }
152 ierr = PetscFree3(toranks,tosizes,tosizes_temp)PetscFreeA(3,152,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(toranks),&(tosizes),&(tosizes_temp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),152,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
153 ierr = PetscFree3(remoterows,rrow_ranks,rrow_isids)PetscFreeA(3,153,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(remoterows),&(rrow_ranks),&(rrow_isids));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),153,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
154 ierr = PetscFree(toffsets)((*PetscTrFree)((void*)(toffsets),154,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((toffsets) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),154,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
155 ierr = PetscSFBcastBegin(sf,MPIU_INT((MPI_Datatype)0x4c000405),todata,fromdata);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),155,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
156 ierr = PetscSFBcastEnd(sf,MPIU_INT((MPI_Datatype)0x4c000405),todata,fromdata);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),156,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
157 ierr = PetscSFDestroy(&sf);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),157,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
158 /* send rows belonging to the remote so that then we could get the overlapping data back */
159 ierr = MatIncreaseOverlap_MPIAIJ_Send_Scalable(mat,nidx,nfrom,fromranks,fromsizes,fromdata,&sbsizes,&sbdata);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),159,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
160 ierr = PetscFree2(todata,fromdata)PetscFreeA(2,160,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(todata),&(fromdata));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),160,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
161 ierr = PetscFree(fromsizes)((*PetscTrFree)((void*)(fromsizes),161,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((fromsizes) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),161,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
162 ierr = PetscCommBuildTwoSided(comm,2,MPIU_INT((MPI_Datatype)0x4c000405),nfrom,fromranks,sbsizes,&nto,&toranks,&tosizes);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),162,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
163 ierr = PetscFree(fromranks)((*PetscTrFree)((void*)(fromranks),163,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((fromranks) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),163,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
164 nrecvrows = 0;
165 for (i=0; i<nto; i++) nrecvrows += tosizes[2*i];
166 ierr = PetscCalloc1(nrecvrows,&todata)PetscMallocA(1,PETSC_TRUE,166,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrecvrows)*sizeof(**(&todata)),(&todata));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),166,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
167 ierr = PetscMalloc1(nrecvrows,&remote)PetscMallocA(1,PETSC_FALSE,167,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrecvrows)*sizeof(**(&remote)),(&remote));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),167,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
168 nrecvrows = 0;
169 for (i=0; i<nto; i++) {
170 for (j=0; j<tosizes[2*i]; j++) {
171 remote[nrecvrows].rank = toranks[i];
172 remote[nrecvrows++].index = tosizes[2*i+1]+j;
173 }
174 }
175 ierr = PetscSFCreate(comm,&sf);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),175,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
176 ierr = PetscSFSetGraph(sf,nrecvrows,nrecvrows,NULL((void*)0),PETSC_OWN_POINTER,remote,PETSC_OWN_POINTER);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),176,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
177 /* use two-sided communication by default since OPENMPI has some bugs for one-sided one */
178 ierr = PetscSFSetType(sf,PETSCSFBASIC"basic");CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),178,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
179 ierr = PetscSFSetFromOptions(sf);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),179,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
180 /* overlap communication and computation */
181 ierr = PetscSFBcastBegin(sf,MPIU_INT((MPI_Datatype)0x4c000405),sbdata,todata);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),181,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
182 ierr = MatIncreaseOverlap_MPIAIJ_Local_Scalable(mat,nidx,is);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),182,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
183 ierr = PetscSFBcastEnd(sf,MPIU_INT((MPI_Datatype)0x4c000405),sbdata,todata);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),183,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
184 ierr = PetscSFDestroy(&sf);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),184,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
185 ierr = PetscFree2(sbdata,sbsizes)PetscFreeA(2,185,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(sbdata),&(sbsizes));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),185,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
186 ierr = MatIncreaseOverlap_MPIAIJ_Receive_Scalable(mat,nidx,is,nrecvrows,todata);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),186,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
187 ierr = PetscFree(toranks)((*PetscTrFree)((void*)(toranks),187,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((toranks) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),187,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
188 ierr = PetscFree(tosizes)((*PetscTrFree)((void*)(tosizes),188,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((tosizes) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),188,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
189 ierr = PetscFree(todata)((*PetscTrFree)((void*)(todata),189,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((todata) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),189,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
190 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);
191}
192
193static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Receive_Scalable(Mat mat,PetscInt nidx, IS is[], PetscInt nrecvs, PetscInt *recvdata)
194{
195 PetscInt *isz,isz_i,i,j,is_id, data_size;
196 PetscInt col,lsize,max_lsize,*indices_temp, *indices_i;
197 const PetscInt *indices_i_temp;
198 MPI_Comm *iscomms;
199 PetscErrorCode ierr;
200
201 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 201; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
202 max_lsize = 0;
203 ierr = PetscMalloc1(nidx,&isz)PetscMallocA(1,PETSC_FALSE,203,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nidx)*sizeof(**(&isz)),(&isz));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),203,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
204 for (i=0; i<nidx; i++){
205 ierr = ISGetLocalSize(is[i],&lsize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),205,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
206 max_lsize = lsize>max_lsize ? lsize:max_lsize;
207 isz[i] = lsize;
208 }
209 ierr = PetscMalloc2((max_lsize+nrecvs)*nidx,&indices_temp,nidx,&iscomms)PetscMallocA(2,PETSC_FALSE,209,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)((max_lsize+nrecvs)*nidx)*sizeof(**(&indices_temp
)),(&indices_temp),(size_t)(nidx)*sizeof(**(&iscomms)
),(&iscomms));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),209,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
210 for (i=0; i<nidx; i++){
211 ierr = PetscCommDuplicate(PetscObjectComm((PetscObject)is[i]),&iscomms[i],NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),211,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
212 ierr = ISGetIndices(is[i],&indices_i_temp);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),212,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
213 ierr = PetscArraycpy(indices_temp+i*(max_lsize+nrecvs),indices_i_temp, isz[i])((sizeof(*(indices_temp+i*(max_lsize+nrecvs))) != sizeof(*(indices_i_temp
))) || PetscMemcpy(indices_temp+i*(max_lsize+nrecvs),indices_i_temp
,(isz[i])*sizeof(*(indices_temp+i*(max_lsize+nrecvs)))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),213,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
214 ierr = ISRestoreIndices(is[i],&indices_i_temp);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),214,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
215 ierr = ISDestroy(&is[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),215,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
216 }
217 /* retrieve information to get row id and its overlap */
218 for (i=0; i<nrecvs; ){
219 is_id = recvdata[i++];
220 data_size = recvdata[i++];
221 indices_i = indices_temp+(max_lsize+nrecvs)*is_id;
222 isz_i = isz[is_id];
223 for (j=0; j< data_size; j++){
224 col = recvdata[i++];
225 indices_i[isz_i++] = col;
226 }
227 isz[is_id] = isz_i;
228 }
229 /* remove duplicate entities */
230 for (i=0; i<nidx; i++){
231 indices_i = indices_temp+(max_lsize+nrecvs)*i;
232 isz_i = isz[i];
233 ierr = PetscSortRemoveDupsInt(&isz_i,indices_i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),233,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
234 ierr = ISCreateGeneral(iscomms[i],isz_i,indices_i,PETSC_COPY_VALUES,&is[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),234,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
235 ierr = PetscCommDestroy(&iscomms[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),235,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
236 }
237 ierr = PetscFree(isz)((*PetscTrFree)((void*)(isz),237,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((isz) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),237,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
238 ierr = PetscFree2(indices_temp,iscomms)PetscFreeA(2,238,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(indices_temp),&(iscomms));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),238,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
239 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);
240}
241
242static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Send_Scalable(Mat mat,PetscInt nidx, PetscMPIInt nfrom,PetscMPIInt *fromranks,PetscInt *fromsizes, PetscInt *fromrows, PetscInt **sbrowsizes, PetscInt **sbrows)
243{
244 PetscLayout rmap,cmap;
245 PetscInt i,j,k,l,*rows_i,*rows_data_ptr,**rows_data,max_fszs,rows_pos,*rows_pos_i;
246 PetscInt is_id,tnz,an,bn,rstart,cstart,row,start,end,col,totalrows,*sbdata;
247 PetscInt *indv_counts,indvc_ij,*sbsizes,*indices_tmp,*offsets;
248 const PetscInt *gcols,*ai,*aj,*bi,*bj;
249 Mat amat,bmat;
250 PetscMPIInt rank;
251 PetscBool done;
252 MPI_Comm comm;
253 PetscErrorCode ierr;
254
255 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 255; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
256 ierr = PetscObjectGetComm((PetscObject)mat,&comm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),256,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
257 ierr = MPI_Comm_rank(comm,&rank);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),257,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
258 ierr = MatMPIAIJGetSeqAIJ(mat,&amat,&bmat,&gcols);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),258,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
259 /* Even if the mat is symmetric, we still assume it is not symmetric */
260 ierr = MatGetRowIJ(amat,0,PETSC_FALSE,PETSC_FALSE,&an,&ai,&aj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),260,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
261 if (!done) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"can not get row IJ \n")return PetscError(((MPI_Comm)0x44000001),261,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,73,PETSC_ERROR_INITIAL,"can not get row IJ \n");
262 ierr = MatGetRowIJ(bmat,0,PETSC_FALSE,PETSC_FALSE,&bn,&bi,&bj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),262,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
263 if (!done) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"can not get row IJ \n")return PetscError(((MPI_Comm)0x44000001),263,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,73,PETSC_ERROR_INITIAL,"can not get row IJ \n");
264 /* total number of nonzero values is used to estimate the memory usage in the next step */
265 tnz = ai[an]+bi[bn];
266 ierr = MatGetLayouts(mat,&rmap,&cmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),266,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
267 ierr = PetscLayoutGetRange(rmap,&rstart,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),267,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
268 ierr = PetscLayoutGetRange(cmap,&cstart,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),268,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
269 /* to find the longest message */
270 max_fszs = 0;
271 for (i=0; i<nfrom; i++) max_fszs = fromsizes[2*i]>max_fszs ? fromsizes[2*i]:max_fszs;
272 /* better way to estimate number of nonzero in the mat??? */
273 ierr = PetscCalloc5(max_fszs*nidx,&rows_data_ptr,nidx,&rows_data,nidx,&rows_pos_i,nfrom*nidx,&indv_counts,tnz,&indices_tmp)PetscMallocA(5,PETSC_TRUE,273,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(max_fszs*nidx)*sizeof(**(&rows_data_ptr)),(&
rows_data_ptr),(size_t)(nidx)*sizeof(**(&rows_data)),(&
rows_data),(size_t)(nidx)*sizeof(**(&rows_pos_i)),(&rows_pos_i
),(size_t)(nfrom*nidx)*sizeof(**(&indv_counts)),(&indv_counts
),(size_t)(tnz)*sizeof(**(&indices_tmp)),(&indices_tmp
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),273,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
274 for (i=0; i<nidx; i++) rows_data[i] = rows_data_ptr+max_fszs*i;
275 rows_pos = 0;
276 totalrows = 0;
277 for (i=0; i<nfrom; i++){
278 ierr = PetscArrayzero(rows_pos_i,nidx)PetscMemzero(rows_pos_i,(nidx)*sizeof(*(rows_pos_i)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),278,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
279 /* group data together */
280 for (j=0; j<fromsizes[2*i]; j+=2){
281 is_id = fromrows[rows_pos++];/* no of is */
282 rows_i = rows_data[is_id];
283 rows_i[rows_pos_i[is_id]++] = fromrows[rows_pos++];/* row */
284 }
285 /* estimate a space to avoid multiple allocations */
286 for (j=0; j<nidx; j++){
287 indvc_ij = 0;
288 rows_i = rows_data[j];
289 for (l=0; l<rows_pos_i[j]; l++){
290 row = rows_i[l]-rstart;
291 start = ai[row];
292 end = ai[row+1];
293 for (k=start; k<end; k++){ /* Amat */
294 col = aj[k] + cstart;
295 indices_tmp[indvc_ij++] = col;/* do not count the rows from the original rank */
296 }
297 start = bi[row];
298 end = bi[row+1];
299 for (k=start; k<end; k++) { /* Bmat */
300 col = gcols[bj[k]];
301 indices_tmp[indvc_ij++] = col;
302 }
303 }
304 ierr = PetscSortRemoveDupsInt(&indvc_ij,indices_tmp);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),304,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
305 indv_counts[i*nidx+j] = indvc_ij;
306 totalrows += indvc_ij;
307 }
308 }
309 /* message triple <no of is, number of rows, rows> */
310 ierr = PetscCalloc2(totalrows+nidx*nfrom*2,&sbdata,2*nfrom,&sbsizes)PetscMallocA(2,PETSC_TRUE,310,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(totalrows+nidx*nfrom*2)*sizeof(**(&sbdata)),(&
sbdata),(size_t)(2*nfrom)*sizeof(**(&sbsizes)),(&sbsizes
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),310,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
311 totalrows = 0;
312 rows_pos = 0;
313 /* use this code again */
314 for (i=0;i<nfrom;i++){
315 ierr = PetscArrayzero(rows_pos_i,nidx)PetscMemzero(rows_pos_i,(nidx)*sizeof(*(rows_pos_i)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),315,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
316 for (j=0; j<fromsizes[2*i]; j+=2){
317 is_id = fromrows[rows_pos++];
318 rows_i = rows_data[is_id];
319 rows_i[rows_pos_i[is_id]++] = fromrows[rows_pos++];
320 }
321 /* add data */
322 for (j=0; j<nidx; j++){
323 if (!indv_counts[i*nidx+j]) continue;
324 indvc_ij = 0;
325 sbdata[totalrows++] = j;
326 sbdata[totalrows++] = indv_counts[i*nidx+j];
327 sbsizes[2*i] += 2;
328 rows_i = rows_data[j];
329 for (l=0; l<rows_pos_i[j]; l++){
330 row = rows_i[l]-rstart;
331 start = ai[row];
332 end = ai[row+1];
333 for (k=start; k<end; k++){ /* Amat */
334 col = aj[k] + cstart;
335 indices_tmp[indvc_ij++] = col;
336 }
337 start = bi[row];
338 end = bi[row+1];
339 for (k=start; k<end; k++) { /* Bmat */
340 col = gcols[bj[k]];
341 indices_tmp[indvc_ij++] = col;
342 }
343 }
344 ierr = PetscSortRemoveDupsInt(&indvc_ij,indices_tmp);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),344,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
345 sbsizes[2*i] += indvc_ij;
346 ierr = PetscArraycpy(sbdata+totalrows,indices_tmp,indvc_ij)((sizeof(*(sbdata+totalrows)) != sizeof(*(indices_tmp))) || PetscMemcpy
(sbdata+totalrows,indices_tmp,(indvc_ij)*sizeof(*(sbdata+totalrows
))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),346,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
347 totalrows += indvc_ij;
348 }
349 }
350 ierr = PetscMalloc1(nfrom+1,&offsets)PetscMallocA(1,PETSC_FALSE,350,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nfrom+1)*sizeof(**(&offsets)),(&offsets));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),350,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
351 offsets[0] = 0;
352 for (i=0; i<nfrom; i++){
353 offsets[i+1] = offsets[i] + sbsizes[2*i];
354 sbsizes[2*i+1] = offsets[i];
355 }
356 ierr = PetscFree(offsets)((*PetscTrFree)((void*)(offsets),356,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((offsets) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),356,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
357 if (sbrowsizes) *sbrowsizes = sbsizes;
358 if (sbrows) *sbrows = sbdata;
359 ierr = PetscFree5(rows_data_ptr,rows_data,rows_pos_i,indv_counts,indices_tmp)PetscFreeA(5,359,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(rows_data_ptr),&(rows_data),&(rows_pos_i),&
(indv_counts),&(indices_tmp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),359,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
360 ierr = MatRestoreRowIJ(amat,0,PETSC_FALSE,PETSC_FALSE,&an,&ai,&aj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),360,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
361 ierr = MatRestoreRowIJ(bmat,0,PETSC_FALSE,PETSC_FALSE,&bn,&bi,&bj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),361,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
362 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);
363}
364
365static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Local_Scalable(Mat mat,PetscInt nidx, IS is[])
366{
367 const PetscInt *gcols,*ai,*aj,*bi,*bj, *indices;
368 PetscInt tnz,an,bn,i,j,row,start,end,rstart,cstart,col,k,*indices_temp;
369 PetscInt lsize,lsize_tmp,owner;
370 PetscMPIInt rank;
371 Mat amat,bmat;
372 PetscBool done;
373 PetscLayout cmap,rmap;
374 MPI_Comm comm;
375 PetscErrorCode ierr;
376
377 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 377; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
378 ierr = PetscObjectGetComm((PetscObject)mat,&comm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),378,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
379 ierr = MPI_Comm_rank(comm,&rank);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),379,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
380 ierr = MatMPIAIJGetSeqAIJ(mat,&amat,&bmat,&gcols);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),380,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
381 ierr = MatGetRowIJ(amat,0,PETSC_FALSE,PETSC_FALSE,&an,&ai,&aj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),381,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
382 if (!done) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"can not get row IJ \n")return PetscError(((MPI_Comm)0x44000001),382,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,73,PETSC_ERROR_INITIAL,"can not get row IJ \n");
383 ierr = MatGetRowIJ(bmat,0,PETSC_FALSE,PETSC_FALSE,&bn,&bi,&bj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),383,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
384 if (!done) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"can not get row IJ \n")return PetscError(((MPI_Comm)0x44000001),384,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,73,PETSC_ERROR_INITIAL,"can not get row IJ \n");
385 /* is it a safe way to compute number of nonzero values ? */
386 tnz = ai[an]+bi[bn];
387 ierr = MatGetLayouts(mat,&rmap,&cmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),387,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
388 ierr = PetscLayoutGetRange(rmap,&rstart,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),388,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
389 ierr = PetscLayoutGetRange(cmap,&cstart,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),389,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
390 /* it is a better way to estimate memory than the old implementation
391 * where global size of matrix is used
392 * */
393 ierr = PetscMalloc1(tnz,&indices_temp)PetscMallocA(1,PETSC_FALSE,393,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(tnz)*sizeof(**(&indices_temp)),(&indices_temp
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),393,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
394 for (i=0; i<nidx; i++) {
395 MPI_Comm iscomm;
396
397 ierr = ISGetLocalSize(is[i],&lsize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),397,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
398 ierr = ISGetIndices(is[i],&indices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),398,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
399 lsize_tmp = 0;
400 for (j=0; j<lsize; j++) {
401 owner = -1;
402 row = indices[j];
403 ierr = PetscLayoutFindOwner(rmap,row,&owner);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),403,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
404 if (owner != rank) continue;
405 /* local number */
406 row -= rstart;
407 start = ai[row];
408 end = ai[row+1];
409 for (k=start; k<end; k++) { /* Amat */
410 col = aj[k] + cstart;
411 indices_temp[lsize_tmp++] = col;
412 }
413 start = bi[row];
414 end = bi[row+1];
415 for (k=start; k<end; k++) { /* Bmat */
416 col = gcols[bj[k]];
417 indices_temp[lsize_tmp++] = col;
418 }
419 }
420 ierr = ISRestoreIndices(is[i],&indices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),420,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
421 ierr = PetscCommDuplicate(PetscObjectComm((PetscObject)is[i]),&iscomm,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),421,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
422 ierr = ISDestroy(&is[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),422,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
423 ierr = PetscSortRemoveDupsInt(&lsize_tmp,indices_temp);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),423,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
424 ierr = ISCreateGeneral(iscomm,lsize_tmp,indices_temp,PETSC_COPY_VALUES,&is[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),424,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
425 ierr = PetscCommDestroy(&iscomm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),425,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
426 }
427 ierr = PetscFree(indices_temp)((*PetscTrFree)((void*)(indices_temp),427,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((indices_temp) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),427,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
428 ierr = MatRestoreRowIJ(amat,0,PETSC_FALSE,PETSC_FALSE,&an,&ai,&aj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),428,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
429 ierr = MatRestoreRowIJ(bmat,0,PETSC_FALSE,PETSC_FALSE,&bn,&bi,&bj,&done);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),429,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
430 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);
431}
432
433
434/*
435 Sample message format:
436 If a processor A wants processor B to process some elements corresponding
437 to index sets is[1],is[5]
438 mesg [0] = 2 (no of index sets in the mesg)
439 -----------
440 mesg [1] = 1 => is[1]
441 mesg [2] = sizeof(is[1]);
442 -----------
443 mesg [3] = 5 => is[5]
444 mesg [4] = sizeof(is[5]);
445 -----------
446 mesg [5]
447 mesg [n] datas[1]
448 -----------
449 mesg[n+1]
450 mesg[m] data(is[5])
451 -----------
452
453 Notes:
454 nrqs - no of requests sent (or to be sent out)
455 nrqr - no of requests recieved (which have to be or which have been processed
456*/
457static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Once(Mat C,PetscInt imax,IS is[])
458{
459 Mat_MPIAIJ *c = (Mat_MPIAIJ*)C->data;
460 PetscMPIInt *w1,*w2,nrqr,*w3,*w4,*onodes1,*olengths1,*onodes2,*olengths2;
461 const PetscInt **idx,*idx_i;
462 PetscInt *n,**data,len;
463#if defined(PETSC_USE_CTABLE1)
464 PetscTable *table_data,table_data_i;
465 PetscInt *tdata,tcount,tcount_max;
466#else
467 PetscInt *data_i,*d_p;
468#endif
469 PetscErrorCode ierr;
470 PetscMPIInt size,rank,tag1,tag2;
471 PetscInt M,i,j,k,**rbuf,row,proc = 0,nrqs,msz,**outdat,**ptr;
472 PetscInt *ctr,*pa,*tmp,*isz,*isz1,**xdata,**rbuf2;
473 PetscBT *table;
474 MPI_Comm comm;
475 MPI_Request *s_waits1,*r_waits1,*s_waits2,*r_waits2;
476 MPI_Status *s_status,*recv_status;
477 MPI_Comm *iscomms;
478 char *t_p;
479
480 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 480; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
481 ierr = PetscObjectGetComm((PetscObject)C,&comm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),481,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
482 size = c->size;
483 rank = c->rank;
484 M = C->rmap->N;
485
486 ierr = PetscObjectGetNewTag((PetscObject)C,&tag1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),486,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
487 ierr = PetscObjectGetNewTag((PetscObject)C,&tag2);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),487,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
488
489 ierr = PetscMalloc2(imax,(PetscInt***)&idx,imax,&n)PetscMallocA(2,PETSC_FALSE,489,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(imax)*sizeof(**((PetscInt***)&idx)),((PetscInt*
**)&idx),(size_t)(imax)*sizeof(**(&n)),(&n));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),489,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
490
491 for (i=0; i<imax; i++) {
492 ierr = ISGetIndices(is[i],&idx[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),492,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
493 ierr = ISGetLocalSize(is[i],&n[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),493,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
494 }
495
496 /* evaluate communication - mesg to who,length of mesg, and buffer space
497 required. Based on this, buffers are allocated, and data copied into them */
498 ierr = PetscCalloc4(size,&w1,size,&w2,size,&w3,size,&w4)PetscMallocA(4,PETSC_TRUE,498,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&w1)),(&w1),(size_t)(size)*
sizeof(**(&w2)),(&w2),(size_t)(size)*sizeof(**(&w3
)),(&w3),(size_t)(size)*sizeof(**(&w4)),(&w4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),498,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
499 for (i=0; i<imax; i++) {
500 ierr = PetscArrayzero(w4,size)PetscMemzero(w4,(size)*sizeof(*(w4)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),500,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* initialise work vector*/
501 idx_i = idx[i];
502 len = n[i];
503 for (j=0; j<len; j++) {
504 row = idx_i[j];
505 if (row < 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index set cannot have negative entries")return PetscError(((MPI_Comm)0x44000001),505,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,63,PETSC_ERROR_INITIAL,"Index set cannot have negative entries"
);
506 ierr = PetscLayoutFindOwner(C->rmap,row,&proc);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),506,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
507 w4[proc]++;
508 }
509 for (j=0; j<size; j++) {
510 if (w4[j]) { w1[j] += w4[j]; w3[j]++;}
511 }
512 }
513
514 nrqs = 0; /* no of outgoing messages */
515 msz = 0; /* total mesg length (for all proc */
516 w1[rank] = 0; /* no mesg sent to intself */
517 w3[rank] = 0;
518 for (i=0; i<size; i++) {
519 if (w1[i]) {w2[i] = 1; nrqs++;} /* there exists a message to proc i */
520 }
521 /* pa - is list of processors to communicate with */
522 ierr = PetscMalloc1(nrqs+1,&pa)PetscMallocA(1,PETSC_FALSE,522,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&pa)),(&pa));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),522,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
523 for (i=0,j=0; i<size; i++) {
524 if (w1[i]) {pa[j] = i; j++;}
525 }
526
527 /* Each message would have a header = 1 + 2*(no of IS) + data */
528 for (i=0; i<nrqs; i++) {
529 j = pa[i];
530 w1[j] += w2[j] + 2*w3[j];
531 msz += w1[j];
532 }
533
534 /* Determine the number of messages to expect, their lengths, from from-ids */
535 ierr = PetscGatherNumberOfMessages(comm,w2,w1,&nrqr);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),535,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
536 ierr = PetscGatherMessageLengths(comm,nrqs,nrqr,w1,&onodes1,&olengths1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),536,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
537
538 /* Now post the Irecvs corresponding to these messages */
539 ierr = PetscPostIrecvInt(comm,tag1,nrqr,onodes1,olengths1,&rbuf,&r_waits1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),539,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
540
541 /* Allocate Memory for outgoing messages */
542 ierr = PetscMalloc4(size,&outdat,size,&ptr,msz,&tmp,size,&ctr)PetscMallocA(4,PETSC_FALSE,542,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&outdat)),(&outdat),(size_t
)(size)*sizeof(**(&ptr)),(&ptr),(size_t)(msz)*sizeof(
**(&tmp)),(&tmp),(size_t)(size)*sizeof(**(&ctr)),
(&ctr));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),542,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
543 ierr = PetscArrayzero(outdat,size)PetscMemzero(outdat,(size)*sizeof(*(outdat)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),543,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
544 ierr = PetscArrayzero(ptr,size)PetscMemzero(ptr,(size)*sizeof(*(ptr)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),544,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
545
546 {
547 PetscInt *iptr = tmp,ict = 0;
548 for (i=0; i<nrqs; i++) {
549 j = pa[i];
550 iptr += ict;
551 outdat[j] = iptr;
552 ict = w1[j];
553 }
554 }
555
556 /* Form the outgoing messages */
557 /* plug in the headers */
558 for (i=0; i<nrqs; i++) {
559 j = pa[i];
560 outdat[j][0] = 0;
561 ierr = PetscArrayzero(outdat[j]+1,2*w3[j])PetscMemzero(outdat[j]+1,(2*w3[j])*sizeof(*(outdat[j]+1)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),561,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
562 ptr[j] = outdat[j] + 2*w3[j] + 1;
563 }
564
565 /* Memory for doing local proc's work */
566 {
567 PetscInt M_BPB_imax = 0;
568#if defined(PETSC_USE_CTABLE1)
569 ierr = PetscIntMultError((M/PETSC_BITS_PER_BYTE8+1),imax, &M_BPB_imax);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),569,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
570 ierr = PetscMalloc1(imax,&table_data)PetscMallocA(1,PETSC_FALSE,570,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(imax)*sizeof(**(&table_data)),(&table_data)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),570,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
571 for (i=0; i<imax; i++) {
572 ierr = PetscTableCreate(n[i]+1,M+1,&table_data[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),572,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
573 }
574 ierr = PetscCalloc4(imax,&table, imax,&data, imax,&isz, M_BPB_imax,&t_p)PetscMallocA(4,PETSC_TRUE,574,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(imax)*sizeof(**(&table)),(&table),(size_t)(
imax)*sizeof(**(&data)),(&data),(size_t)(imax)*sizeof
(**(&isz)),(&isz),(size_t)(M_BPB_imax)*sizeof(**(&
t_p)),(&t_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),574,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
575 for (i=0; i<imax; i++) {
576 table[i] = t_p + (M/PETSC_BITS_PER_BYTE8+1)*i;
577 }
578#else
579 PetscInt Mimax = 0;
580 ierr = PetscIntMultError(M,imax, &Mimax);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),580,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
581 ierr = PetscIntMultError((M/PETSC_BITS_PER_BYTE8+1),imax, &M_BPB_imax);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),581,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
582 ierr = PetscCalloc5(imax,&table, imax,&data, imax,&isz, Mimax,&d_p, M_BPB_imax,&t_p)PetscMallocA(5,PETSC_TRUE,582,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(imax)*sizeof(**(&table)),(&table),(size_t)(
imax)*sizeof(**(&data)),(&data),(size_t)(imax)*sizeof
(**(&isz)),(&isz),(size_t)(Mimax)*sizeof(**(&d_p)
),(&d_p),(size_t)(M_BPB_imax)*sizeof(**(&t_p)),(&
t_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),582,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
583 for (i=0; i<imax; i++) {
584 table[i] = t_p + (M/PETSC_BITS_PER_BYTE8+1)*i;
585 data[i] = d_p + M*i;
586 }
587#endif
588 }
589
590 /* Parse the IS and update local tables and the outgoing buf with the data */
591 {
592 PetscInt n_i,isz_i,*outdat_j,ctr_j;
593 PetscBT table_i;
594
595 for (i=0; i<imax; i++) {
596 ierr = PetscArrayzero(ctr,size)PetscMemzero(ctr,(size)*sizeof(*(ctr)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),596,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
597 n_i = n[i];
598 table_i = table[i];
599 idx_i = idx[i];
600#if defined(PETSC_USE_CTABLE1)
601 table_data_i = table_data[i];
602#else
603 data_i = data[i];
604#endif
605 isz_i = isz[i];
606 for (j=0; j<n_i; j++) { /* parse the indices of each IS */
607 row = idx_i[j];
608 ierr = PetscLayoutFindOwner(C->rmap,row,&proc);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),608,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
609 if (proc != rank) { /* copy to the outgoing buffer */
610 ctr[proc]++;
611 *ptr[proc] = row;
612 ptr[proc]++;
613 } else if (!PetscBTLookupSet(table_i,row)) {
614#if defined(PETSC_USE_CTABLE1)
615 ierr = PetscTableAdd(table_data_i,row+1,isz_i+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),615,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
616#else
617 data_i[isz_i] = row; /* Update the local table */
618#endif
619 isz_i++;
620 }
621 }
622 /* Update the headers for the current IS */
623 for (j=0; j<size; j++) { /* Can Optimise this loop by using pa[] */
624 if ((ctr_j = ctr[j])) {
625 outdat_j = outdat[j];
626 k = ++outdat_j[0];
627 outdat_j[2*k] = ctr_j;
628 outdat_j[2*k-1] = i;
629 }
630 }
631 isz[i] = isz_i;
632 }
633 }
634
635 /* Now post the sends */
636 ierr = PetscMalloc1(nrqs+1,&s_waits1)PetscMallocA(1,PETSC_FALSE,636,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&s_waits1)),(&s_waits1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),636,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
637 for (i=0; i<nrqs; ++i) {
638 j = pa[i];
639 ierr = MPI_Isend(outdat[j],w1[j],MPIU_INT,j,tag1,comm,s_waits1+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(w1[j]),(((MPI_Datatype)0x4c000405))) || MPI_Isend((outdat[
j]),(w1[j]),(((MPI_Datatype)0x4c000405)),(j),(tag1),(comm),(s_waits1
+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),639,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
640 }
641
642 /* No longer need the original indices */
643 ierr = PetscMalloc1(imax,&iscomms)PetscMallocA(1,PETSC_FALSE,643,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(imax)*sizeof(**(&iscomms)),(&iscomms));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),643,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
644 for (i=0; i<imax; ++i) {
645 ierr = ISRestoreIndices(is[i],idx+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),645,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
646 ierr = PetscCommDuplicate(PetscObjectComm((PetscObject)is[i]),&iscomms[i],NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),646,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
647 }
648 ierr = PetscFree2(*(PetscInt***)&idx,n)PetscFreeA(2,648,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(*(PetscInt***)&idx),&(n));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),648,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
649
650 for (i=0; i<imax; ++i) {
651 ierr = ISDestroy(&is[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),651,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
652 }
653
654 /* Do Local work */
655#if defined(PETSC_USE_CTABLE1)
656 ierr = MatIncreaseOverlap_MPIAIJ_Local(C,imax,table,isz,NULL((void*)0),table_data);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),656,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
657#else
658 ierr = MatIncreaseOverlap_MPIAIJ_Local(C,imax,table,isz,data,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),658,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
659#endif
660
661 /* Receive messages */
662 ierr = PetscMalloc1(nrqr+1,&recv_status)PetscMallocA(1,PETSC_FALSE,662,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&recv_status)),(&recv_status
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),662,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
663 if (nrqr) {ierr = MPI_Waitall(nrqr,r_waits1,recv_status)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(r_waits1),(recv_status)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),663,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
664
665 ierr = PetscMalloc1(nrqs+1,&s_status)PetscMallocA(1,PETSC_FALSE,665,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&s_status)),(&s_status));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),665,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
666 if (nrqs) {ierr = MPI_Waitall(nrqs,s_waits1,s_status)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(s_waits1),(s_status)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),666,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
667
668 /* Phase 1 sends are complete - deallocate buffers */
669 ierr = PetscFree4(outdat,ptr,tmp,ctr)PetscFreeA(4,669,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(outdat),&(ptr),&(tmp),&(ctr));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),669,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
670 ierr = PetscFree4(w1,w2,w3,w4)PetscFreeA(4,670,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(w1),&(w2),&(w3),&(w4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),670,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
671
672 ierr = PetscMalloc1(nrqr+1,&xdata)PetscMallocA(1,PETSC_FALSE,672,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&xdata)),(&xdata));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),672,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
673 ierr = PetscMalloc1(nrqr+1,&isz1)PetscMallocA(1,PETSC_FALSE,673,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&isz1)),(&isz1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),673,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
674 ierr = MatIncreaseOverlap_MPIAIJ_Receive(C,nrqr,rbuf,xdata,isz1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),674,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
675 ierr = PetscFree(rbuf[0])((*PetscTrFree)((void*)(rbuf[0]),675,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rbuf[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),675,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
676 ierr = PetscFree(rbuf)((*PetscTrFree)((void*)(rbuf),676,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rbuf) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),676,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
677
678
679 /* Send the data back */
680 /* Do a global reduction to know the buffer space req for incoming messages */
681 {
682 PetscMPIInt *rw1;
683
684 ierr = PetscCalloc1(size,&rw1)PetscMallocA(1,PETSC_TRUE,684,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&rw1)),(&rw1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),684,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
685
686 for (i=0; i<nrqr; ++i) {
687 proc = recv_status[i].MPI_SOURCE;
688
689 if (proc != onodes1[i]) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"MPI_SOURCE mismatch")return PetscError(((MPI_Comm)0x44000001),689,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"MPI_SOURCE mismatch");
690 rw1[proc] = isz1[i];
691 }
692 ierr = PetscFree(onodes1)((*PetscTrFree)((void*)(onodes1),692,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((onodes1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),692,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
693 ierr = PetscFree(olengths1)((*PetscTrFree)((void*)(olengths1),693,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((olengths1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),693,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
694
695 /* Determine the number of messages to expect, their lengths, from from-ids */
696 ierr = PetscGatherMessageLengths(comm,nrqr,nrqs,rw1,&onodes2,&olengths2);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),696,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
697 ierr = PetscFree(rw1)((*PetscTrFree)((void*)(rw1),697,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rw1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),697,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
698 }
699 /* Now post the Irecvs corresponding to these messages */
700 ierr = PetscPostIrecvInt(comm,tag2,nrqs,onodes2,olengths2,&rbuf2,&r_waits2);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),700,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
701
702 /* Now post the sends */
703 ierr = PetscMalloc1(nrqr+1,&s_waits2)PetscMallocA(1,PETSC_FALSE,703,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&s_waits2)),(&s_waits2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),703,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
704 for (i=0; i<nrqr; ++i) {
705 j = recv_status[i].MPI_SOURCE;
706 ierr = MPI_Isend(xdata[i],isz1[i],MPIU_INT,j,tag2,comm,s_waits2+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(isz1[i]),(((MPI_Datatype)0x4c000405))) || MPI_Isend((xdata
[i]),(isz1[i]),(((MPI_Datatype)0x4c000405)),(j),(tag2),(comm)
,(s_waits2+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),706,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
707 }
708
709 /* receive work done on other processors */
710 {
711 PetscInt is_no,ct1,max,*rbuf2_i,isz_i,jmax;
712 PetscMPIInt idex;
713 PetscBT table_i;
714 MPI_Status *status2;
715
716 ierr = PetscMalloc1((PetscMax(nrqr,nrqs)+1),&status2)PetscMallocA(1,PETSC_FALSE,716,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(((((nrqr)<(nrqs)) ? (nrqs) : (nrqr))+1))*sizeof(
**(&status2)),(&status2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),716,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
717 for (i=0; i<nrqs; ++i) {
718 ierr = MPI_Waitany(nrqs,r_waits2,&idex,status2+i)((petsc_wait_any_ct++,petsc_sum_of_waits_ct++,0) || MPI_Waitany
((nrqs),(r_waits2),(&idex),(status2+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),718,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
719 /* Process the message */
720 rbuf2_i = rbuf2[idex];
721 ct1 = 2*rbuf2_i[0]+1;
722 jmax = rbuf2[idex][0];
723 for (j=1; j<=jmax; j++) {
724 max = rbuf2_i[2*j];
725 is_no = rbuf2_i[2*j-1];
726 isz_i = isz[is_no];
727 table_i = table[is_no];
728#if defined(PETSC_USE_CTABLE1)
729 table_data_i = table_data[is_no];
730#else
731 data_i = data[is_no];
732#endif
733 for (k=0; k<max; k++,ct1++) {
734 row = rbuf2_i[ct1];
735 if (!PetscBTLookupSet(table_i,row)) {
736#if defined(PETSC_USE_CTABLE1)
737 ierr = PetscTableAdd(table_data_i,row+1,isz_i+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),737,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
738#else
739 data_i[isz_i] = row;
740#endif
741 isz_i++;
742 }
743 }
744 isz[is_no] = isz_i;
745 }
746 }
747
748 if (nrqr) {ierr = MPI_Waitall(nrqr,s_waits2,status2)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits2),(status2)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),748,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
749 ierr = PetscFree(status2)((*PetscTrFree)((void*)(status2),749,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((status2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),749,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
750 }
751
752#if defined(PETSC_USE_CTABLE1)
753 tcount_max = 0;
754 for (i=0; i<imax; ++i) {
755 table_data_i = table_data[i];
756 ierr = PetscTableGetCount(table_data_i,&tcount);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),756,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
757 if (tcount_max < tcount) tcount_max = tcount;
758 }
759 ierr = PetscMalloc1(tcount_max+1,&tdata)PetscMallocA(1,PETSC_FALSE,759,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(tcount_max+1)*sizeof(**(&tdata)),(&tdata));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),759,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
760#endif
761
762 for (i=0; i<imax; ++i) {
763#if defined(PETSC_USE_CTABLE1)
764 PetscTablePosition tpos;
765 table_data_i = table_data[i];
766
767 ierr = PetscTableGetHeadPosition(table_data_i,&tpos);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),767,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
768 while (tpos) {
769 ierr = PetscTableGetNext(table_data_i,&tpos,&k,&j);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),769,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
770 tdata[--j] = --k;
771 }
772 ierr = ISCreateGeneral(iscomms[i],isz[i],tdata,PETSC_COPY_VALUES,is+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),772,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
773#else
774 ierr = ISCreateGeneral(iscomms[i],isz[i],data[i],PETSC_COPY_VALUES,is+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),774,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
775#endif
776 ierr = PetscCommDestroy(&iscomms[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),776,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
777 }
778
779 ierr = PetscFree(iscomms)((*PetscTrFree)((void*)(iscomms),779,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((iscomms) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),779,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
780 ierr = PetscFree(onodes2)((*PetscTrFree)((void*)(onodes2),780,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((onodes2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),780,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
781 ierr = PetscFree(olengths2)((*PetscTrFree)((void*)(olengths2),781,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((olengths2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),781,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
782
783 ierr = PetscFree(pa)((*PetscTrFree)((void*)(pa),783,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((pa) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),783,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
784 ierr = PetscFree(rbuf2[0])((*PetscTrFree)((void*)(rbuf2[0]),784,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rbuf2[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),784,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
785 ierr = PetscFree(rbuf2)((*PetscTrFree)((void*)(rbuf2),785,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rbuf2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),785,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
786 ierr = PetscFree(s_waits1)((*PetscTrFree)((void*)(s_waits1),786,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),786,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
787 ierr = PetscFree(r_waits1)((*PetscTrFree)((void*)(r_waits1),787,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),787,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
788 ierr = PetscFree(s_waits2)((*PetscTrFree)((void*)(s_waits2),788,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),788,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
789 ierr = PetscFree(r_waits2)((*PetscTrFree)((void*)(r_waits2),789,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),789,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
790 ierr = PetscFree(s_status)((*PetscTrFree)((void*)(s_status),790,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_status) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),790,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
791 ierr = PetscFree(recv_status)((*PetscTrFree)((void*)(recv_status),791,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((recv_status) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),791,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
792 ierr = PetscFree(xdata[0])((*PetscTrFree)((void*)(xdata[0]),792,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((xdata[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),792,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
793 ierr = PetscFree(xdata)((*PetscTrFree)((void*)(xdata),793,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((xdata) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),793,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
794 ierr = PetscFree(isz1)((*PetscTrFree)((void*)(isz1),794,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((isz1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),794,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
795#if defined(PETSC_USE_CTABLE1)
796 for (i=0; i<imax; i++) {
797 ierr = PetscTableDestroy((PetscTable*)&table_data[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),797,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
798 }
799 ierr = PetscFree(table_data)((*PetscTrFree)((void*)(table_data),799,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((table_data) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),799,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
800 ierr = PetscFree(tdata)((*PetscTrFree)((void*)(tdata),800,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((tdata) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),800,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
801 ierr = PetscFree4(table,data,isz,t_p)PetscFreeA(4,801,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(table),&(data),&(isz),&(t_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),801,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
802#else
803 ierr = PetscFree5(table,data,isz,d_p,t_p)PetscFreeA(5,803,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(table),&(data),&(isz),&(d_p),&(t_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),803,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
804#endif
805 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);
806}
807
808/*
809 MatIncreaseOverlap_MPIAIJ_Local - Called by MatincreaseOverlap, to do
810 the work on the local processor.
811
812 Inputs:
813 C - MAT_MPIAIJ;
814 imax - total no of index sets processed at a time;
815 table - an array of char - size = m bits.
816
817 Output:
818 isz - array containing the count of the solution elements corresponding
819 to each index set;
820 data or table_data - pointer to the solutions
821*/
822static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Local(Mat C,PetscInt imax,PetscBT *table,PetscInt *isz,PetscInt **data,PetscTable *table_data)
823{
824 Mat_MPIAIJ *c = (Mat_MPIAIJ*)C->data;
825 Mat A = c->A,B = c->B;
826 Mat_SeqAIJ *a = (Mat_SeqAIJ*)A->data,*b = (Mat_SeqAIJ*)B->data;
827 PetscInt start,end,val,max,rstart,cstart,*ai,*aj;
828 PetscInt *bi,*bj,*garray,i,j,k,row,isz_i;
829 PetscBT table_i;
830#if defined(PETSC_USE_CTABLE1)
831 PetscTable table_data_i;
832 PetscErrorCode ierr;
833 PetscTablePosition tpos;
834 PetscInt tcount,*tdata;
835#else
836 PetscInt *data_i;
837#endif
838
839 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 839; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
840 rstart = C->rmap->rstart;
841 cstart = C->cmap->rstart;
842 ai = a->i;
843 aj = a->j;
844 bi = b->i;
845 bj = b->j;
846 garray = c->garray;
847
848 for (i=0; i<imax; i++) {
849#if defined(PETSC_USE_CTABLE1)
850 /* copy existing entries of table_data_i into tdata[] */
851 table_data_i = table_data[i];
852 ierr = PetscTableGetCount(table_data_i,&tcount);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),852,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
853 if (tcount != isz[i]) SETERRQ3(PETSC_COMM_SELF,0," tcount %d != isz[%d] %d",tcount,i,isz[i])return PetscError(((MPI_Comm)0x44000001),853,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,0,PETSC_ERROR_INITIAL," tcount %d != isz[%d] %d",tcount,i,isz
[i]);
854
855 ierr = PetscMalloc1(tcount,&tdata)PetscMallocA(1,PETSC_FALSE,855,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(tcount)*sizeof(**(&tdata)),(&tdata));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),855,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
856 ierr = PetscTableGetHeadPosition(table_data_i,&tpos);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),856,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
857 while (tpos) {
858 ierr = PetscTableGetNext(table_data_i,&tpos,&row,&j);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),858,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
859 tdata[--j] = --row;
860 if (j > tcount - 1) SETERRQ2(PETSC_COMM_SELF,0," j %d >= tcount %d",j,tcount)return PetscError(((MPI_Comm)0x44000001),860,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,0,PETSC_ERROR_INITIAL," j %d >= tcount %d",j,tcount);
861 }
862#else
863 data_i = data[i];
864#endif
865 table_i = table[i];
866 isz_i = isz[i];
867 max = isz[i];
868
869 for (j=0; j<max; j++) {
870#if defined(PETSC_USE_CTABLE1)
871 row = tdata[j] - rstart;
872#else
873 row = data_i[j] - rstart;
874#endif
875 start = ai[row];
876 end = ai[row+1];
877 for (k=start; k<end; k++) { /* Amat */
878 val = aj[k] + cstart;
879 if (!PetscBTLookupSet(table_i,val)) {
880#if defined(PETSC_USE_CTABLE1)
881 ierr = PetscTableAdd(table_data_i,val+1,isz_i+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),881,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
882#else
883 data_i[isz_i] = val;
884#endif
885 isz_i++;
886 }
887 }
888 start = bi[row];
889 end = bi[row+1];
890 for (k=start; k<end; k++) { /* Bmat */
891 val = garray[bj[k]];
892 if (!PetscBTLookupSet(table_i,val)) {
893#if defined(PETSC_USE_CTABLE1)
894 ierr = PetscTableAdd(table_data_i,val+1,isz_i+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),894,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
895#else
896 data_i[isz_i] = val;
897#endif
898 isz_i++;
899 }
900 }
901 }
902 isz[i] = isz_i;
903
904#if defined(PETSC_USE_CTABLE1)
905 ierr = PetscFree(tdata)((*PetscTrFree)((void*)(tdata),905,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((tdata) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),905,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
906#endif
907 }
908 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);
909}
910
911/*
912 MatIncreaseOverlap_MPIAIJ_Receive - Process the recieved messages,
913 and return the output
914
915 Input:
916 C - the matrix
917 nrqr - no of messages being processed.
918 rbuf - an array of pointers to the recieved requests
919
920 Output:
921 xdata - array of messages to be sent back
922 isz1 - size of each message
923
924 For better efficiency perhaps we should malloc separately each xdata[i],
925then if a remalloc is required we need only copy the data for that one row
926rather then all previous rows as it is now where a single large chunck of
927memory is used.
928
929*/
930static PetscErrorCode MatIncreaseOverlap_MPIAIJ_Receive(Mat C,PetscInt nrqr,PetscInt **rbuf,PetscInt **xdata,PetscInt * isz1)
931{
932 Mat_MPIAIJ *c = (Mat_MPIAIJ*)C->data;
933 Mat A = c->A,B = c->B;
934 Mat_SeqAIJ *a = (Mat_SeqAIJ*)A->data,*b = (Mat_SeqAIJ*)B->data;
935 PetscErrorCode ierr;
936 PetscInt rstart,cstart,*ai,*aj,*bi,*bj,*garray,i,j,k;
937 PetscInt row,total_sz,ct,ct1,ct2,ct3,mem_estimate,oct2,l,start,end;
938 PetscInt val,max1,max2,m,no_malloc =0,*tmp,new_estimate,ctr;
939 PetscInt *rbuf_i,kmax,rbuf_0;
940 PetscBT xtable;
941
942 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 942; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
943 m = C->rmap->N;
944 rstart = C->rmap->rstart;
945 cstart = C->cmap->rstart;
946 ai = a->i;
947 aj = a->j;
948 bi = b->i;
949 bj = b->j;
950 garray = c->garray;
951
952
953 for (i=0,ct=0,total_sz=0; i<nrqr; ++i) {
954 rbuf_i = rbuf[i];
955 rbuf_0 = rbuf_i[0];
956 ct += rbuf_0;
957 for (j=1; j<=rbuf_0; j++) total_sz += rbuf_i[2*j];
958 }
959
960 if (C->rmap->n) max1 = ct*(a->nz + b->nz)/C->rmap->n;
961 else max1 = 1;
962 mem_estimate = 3*((total_sz > max1 ? total_sz : max1)+1);
963 ierr = PetscMalloc1(mem_estimate,&xdata[0])PetscMallocA(1,PETSC_FALSE,963,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(mem_estimate)*sizeof(**(&xdata[0])),(&xdata
[0]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),963,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
964 ++no_malloc;
965 ierr = PetscBTCreate(m,&xtable);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),965,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
966 ierr = PetscArrayzero(isz1,nrqr)PetscMemzero(isz1,(nrqr)*sizeof(*(isz1)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),966,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
967
968 ct3 = 0;
969 for (i=0; i<nrqr; i++) { /* for easch mesg from proc i */
970 rbuf_i = rbuf[i];
971 rbuf_0 = rbuf_i[0];
972 ct1 = 2*rbuf_0+1;
973 ct2 = ct1;
974 ct3 += ct1;
975 for (j=1; j<=rbuf_0; j++) { /* for each IS from proc i*/
976 ierr = PetscBTMemzero(m,xtable);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),976,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
977 oct2 = ct2;
978 kmax = rbuf_i[2*j];
979 for (k=0; k<kmax; k++,ct1++) {
980 row = rbuf_i[ct1];
981 if (!PetscBTLookupSet(xtable,row)) {
982 if (!(ct3 < mem_estimate)) {
983 new_estimate = (PetscInt)(1.5*mem_estimate)+1;
984 ierr = PetscMalloc1(new_estimate,&tmp)PetscMallocA(1,PETSC_FALSE,984,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(new_estimate)*sizeof(**(&tmp)),(&tmp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),984,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
985 ierr = PetscArraycpy(tmp,xdata[0],mem_estimate)((sizeof(*(tmp)) != sizeof(*(xdata[0]))) || PetscMemcpy(tmp,xdata
[0],(mem_estimate)*sizeof(*(tmp))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),985,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
986 ierr = PetscFree(xdata[0])((*PetscTrFree)((void*)(xdata[0]),986,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((xdata[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),986,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
987 xdata[0] = tmp;
988 mem_estimate = new_estimate; ++no_malloc;
989 for (ctr=1; ctr<=i; ctr++) xdata[ctr] = xdata[ctr-1] + isz1[ctr-1];
990 }
991 xdata[i][ct2++] = row;
992 ct3++;
993 }
994 }
995 for (k=oct2,max2=ct2; k<max2; k++) {
996 row = xdata[i][k] - rstart;
997 start = ai[row];
998 end = ai[row+1];
999 for (l=start; l<end; l++) {
1000 val = aj[l] + cstart;
1001 if (!PetscBTLookupSet(xtable,val)) {
1002 if (!(ct3 < mem_estimate)) {
1003 new_estimate = (PetscInt)(1.5*mem_estimate)+1;
1004 ierr = PetscMalloc1(new_estimate,&tmp)PetscMallocA(1,PETSC_FALSE,1004,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(new_estimate)*sizeof(**(&tmp)),(&tmp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1004,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1005 ierr = PetscArraycpy(tmp,xdata[0],mem_estimate)((sizeof(*(tmp)) != sizeof(*(xdata[0]))) || PetscMemcpy(tmp,xdata
[0],(mem_estimate)*sizeof(*(tmp))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1005,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1006 ierr = PetscFree(xdata[0])((*PetscTrFree)((void*)(xdata[0]),1006,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((xdata[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1006,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1007 xdata[0] = tmp;
1008 mem_estimate = new_estimate; ++no_malloc;
1009 for (ctr=1; ctr<=i; ctr++) xdata[ctr] = xdata[ctr-1] + isz1[ctr-1];
1010 }
1011 xdata[i][ct2++] = val;
1012 ct3++;
1013 }
1014 }
1015 start = bi[row];
1016 end = bi[row+1];
1017 for (l=start; l<end; l++) {
1018 val = garray[bj[l]];
1019 if (!PetscBTLookupSet(xtable,val)) {
1020 if (!(ct3 < mem_estimate)) {
1021 new_estimate = (PetscInt)(1.5*mem_estimate)+1;
1022 ierr = PetscMalloc1(new_estimate,&tmp)PetscMallocA(1,PETSC_FALSE,1022,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(new_estimate)*sizeof(**(&tmp)),(&tmp));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1022,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1023 ierr = PetscArraycpy(tmp,xdata[0],mem_estimate)((sizeof(*(tmp)) != sizeof(*(xdata[0]))) || PetscMemcpy(tmp,xdata
[0],(mem_estimate)*sizeof(*(tmp))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1023,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1024 ierr = PetscFree(xdata[0])((*PetscTrFree)((void*)(xdata[0]),1024,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((xdata[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1024,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1025 xdata[0] = tmp;
1026 mem_estimate = new_estimate; ++no_malloc;
1027 for (ctr =1; ctr <=i; ctr++) xdata[ctr] = xdata[ctr-1] + isz1[ctr-1];
1028 }
1029 xdata[i][ct2++] = val;
1030 ct3++;
1031 }
1032 }
1033 }
1034 /* Update the header*/
1035 xdata[i][2*j] = ct2 - oct2; /* Undo the vector isz1 and use only a var*/
1036 xdata[i][2*j-1] = rbuf_i[2*j-1];
1037 }
1038 xdata[i][0] = rbuf_0;
1039 xdata[i+1] = xdata[i] + ct2;
1040 isz1[i] = ct2; /* size of each message */
1041 }
1042 ierr = PetscBTDestroy(&xtable);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1042,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1043 ierr = PetscInfo3(C,"Allocated %D bytes, required %D bytes, no of mallocs = %D\n",mem_estimate,ct3,no_malloc)PetscInfo_Private(__func__,C,"Allocated %D bytes, required %D bytes, no of mallocs = %D\n"
,mem_estimate,ct3,no_malloc);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1043,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1044 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);
1045}
1046/* -------------------------------------------------------------------------*/
1047extern PetscErrorCode MatCreateSubMatrices_MPIAIJ_Local(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat*);
1048/*
1049 Every processor gets the entire matrix
1050*/
1051PetscErrorCode MatCreateSubMatrix_MPIAIJ_All(Mat A,MatCreateSubMatrixOption flag,MatReuse scall,Mat *Bin[])
1052{
1053 Mat B;
1054 Mat_MPIAIJ *a = (Mat_MPIAIJ*)A->data;
1055 Mat_SeqAIJ *b,*ad = (Mat_SeqAIJ*)a->A->data,*bd = (Mat_SeqAIJ*)a->B->data;
1056 PetscErrorCode ierr;
1057 PetscMPIInt size,rank,*recvcounts = 0,*displs = 0;
1058 PetscInt sendcount,i,*rstarts = A->rmap->range,n,cnt,j;
1059 PetscInt m,*b_sendj,*garray = a->garray,*lens,*jsendbuf,*a_jsendbuf,*b_jsendbuf;
1060 MatScalar *sendbuf,*recvbuf,*a_sendbuf,*b_sendbuf;
1061
1062 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 1062; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1063 ierr = MPI_Comm_size(PetscObjectComm((PetscObject)A),&size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1063,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1064 ierr = MPI_Comm_rank(PetscObjectComm((PetscObject)A),&rank);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1064,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1065
1066 if (scall == MAT_INITIAL_MATRIX) {
1067 /* ----------------------------------------------------------------
1068 Tell every processor the number of nonzeros per row
1069 */
1070 ierr = PetscMalloc1(A->rmap->N,&lens)PetscMallocA(1,PETSC_FALSE,1070,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(A->rmap->N)*sizeof(**(&lens)),(&lens)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1070,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1071 for (i=A->rmap->rstart; i<A->rmap->rend; i++) {
1072 lens[i] = ad->i[i-A->rmap->rstart+1] - ad->i[i-A->rmap->rstart] + bd->i[i-A->rmap->rstart+1] - bd->i[i-A->rmap->rstart];
1073 }
1074 ierr = PetscMalloc2(size,&recvcounts,size,&displs)PetscMallocA(2,PETSC_FALSE,1074,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&recvcounts)),(&recvcounts)
,(size_t)(size)*sizeof(**(&displs)),(&displs));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1074,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1075 for (i=0; i<size; i++) {
1076 recvcounts[i] = A->rmap->range[i+1] - A->rmap->range[i];
1077 displs[i] = A->rmap->range[i];
1078 }
1079#if defined(PETSC_HAVE_MPI_IN_PLACE1)
1080 ierr = MPI_Allgatherv(MPI_IN_PLACE,0,MPI_DATATYPE_NULL,lens,recvcounts,displs,MPIU_INT,PetscObjectComm((PetscObject)A))((petsc_gather_ct += PetscMPIParallelComm((PetscObjectComm((PetscObject
)A))),0) || MPI_Allgatherv(((void *) -1),(0),(((MPI_Datatype)
0x0c000000)),(lens),(recvcounts),(displs),(((MPI_Datatype)0x4c000405
)),(PetscObjectComm((PetscObject)A))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1080,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1081#else
1082 sendcount = A->rmap->rend - A->rmap->rstart;
1083 ierr = MPI_Allgatherv(lens+A->rmap->rstart,sendcount,MPIU_INT,lens,recvcounts,displs,MPIU_INT,PetscObjectComm((PetscObject)A))((petsc_gather_ct += PetscMPIParallelComm((PetscObjectComm((PetscObject
)A))),0) || MPI_Allgatherv((lens+A->rmap->rstart),(sendcount
),(((MPI_Datatype)0x4c000405)),(lens),(recvcounts),(displs),(
((MPI_Datatype)0x4c000405)),(PetscObjectComm((PetscObject)A))
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1083,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1084#endif
1085 /* ---------------------------------------------------------------
1086 Create the sequential matrix of the same type as the local block diagonal
1087 */
1088 ierr = MatCreate(PETSC_COMM_SELF((MPI_Comm)0x44000001),&B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1088,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1089 ierr = MatSetSizes(B,A->rmap->N,A->cmap->N,PETSC_DETERMINE-1,PETSC_DETERMINE-1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1089,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1090 ierr = MatSetBlockSizesFromMats(B,A,A);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1090,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1091 ierr = MatSetType(B,((PetscObject)a->A)->type_name);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1091,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1092 ierr = MatSeqAIJSetPreallocation(B,0,lens);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1092,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1093 ierr = PetscCalloc1(2,Bin)PetscMallocA(1,PETSC_TRUE,1093,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(2)*sizeof(**(Bin)),(Bin));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1093,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1094 **Bin = B;
1095 b = (Mat_SeqAIJ*)B->data;
1096
1097 /*--------------------------------------------------------------------
1098 Copy my part of matrix column indices over
1099 */
1100 sendcount = ad->nz + bd->nz;
1101 jsendbuf = b->j + b->i[rstarts[rank]];
1102 a_jsendbuf = ad->j;
1103 b_jsendbuf = bd->j;
1104 n = A->rmap->rend - A->rmap->rstart;
1105 cnt = 0;
1106 for (i=0; i<n; i++) {
1107
1108 /* put in lower diagonal portion */
1109 m = bd->i[i+1] - bd->i[i];
1110 while (m > 0) {
1111 /* is it above diagonal (in bd (compressed) numbering) */
1112 if (garray[*b_jsendbuf] > A->rmap->rstart + i) break;
1113 jsendbuf[cnt++] = garray[*b_jsendbuf++];
1114 m--;
1115 }
1116
1117 /* put in diagonal portion */
1118 for (j=ad->i[i]; j<ad->i[i+1]; j++) {
1119 jsendbuf[cnt++] = A->rmap->rstart + *a_jsendbuf++;
1120 }
1121
1122 /* put in upper diagonal portion */
1123 while (m-- > 0) {
1124 jsendbuf[cnt++] = garray[*b_jsendbuf++];
1125 }
1126 }
1127 if (cnt != sendcount) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Corrupted PETSc matrix: nz given %D actual nz %D",sendcount,cnt)return PetscError(((MPI_Comm)0x44000001),1127,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Corrupted PETSc matrix: nz given %D actual nz %D"
,sendcount,cnt);
1128
1129 /*--------------------------------------------------------------------
1130 Gather all column indices to all processors
1131 */
1132 for (i=0; i<size; i++) {
1133 recvcounts[i] = 0;
1134 for (j=A->rmap->range[i]; j<A->rmap->range[i+1]; j++) {
1135 recvcounts[i] += lens[j];
1136 }
1137 }
1138 displs[0] = 0;
1139 for (i=1; i<size; i++) {
1140 displs[i] = displs[i-1] + recvcounts[i-1];
1141 }
1142#if defined(PETSC_HAVE_MPI_IN_PLACE1)
1143 ierr = MPI_Allgatherv(MPI_IN_PLACE,0,MPI_DATATYPE_NULL,b->j,recvcounts,displs,MPIU_INT,PetscObjectComm((PetscObject)A))((petsc_gather_ct += PetscMPIParallelComm((PetscObjectComm((PetscObject
)A))),0) || MPI_Allgatherv(((void *) -1),(0),(((MPI_Datatype)
0x0c000000)),(b->j),(recvcounts),(displs),(((MPI_Datatype)
0x4c000405)),(PetscObjectComm((PetscObject)A))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1143,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1144#else
1145 ierr = MPI_Allgatherv(jsendbuf,sendcount,MPIU_INT,b->j,recvcounts,displs,MPIU_INT,PetscObjectComm((PetscObject)A))((petsc_gather_ct += PetscMPIParallelComm((PetscObjectComm((PetscObject
)A))),0) || MPI_Allgatherv((jsendbuf),(sendcount),(((MPI_Datatype
)0x4c000405)),(b->j),(recvcounts),(displs),(((MPI_Datatype
)0x4c000405)),(PetscObjectComm((PetscObject)A))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1145,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1146#endif
1147 /*--------------------------------------------------------------------
1148 Assemble the matrix into useable form (note numerical values not yet set)
1149 */
1150 /* set the b->ilen (length of each row) values */
1151 ierr = PetscArraycpy(b->ilen,lens,A->rmap->N)((sizeof(*(b->ilen)) != sizeof(*(lens))) || PetscMemcpy(b->
ilen,lens,(A->rmap->N)*sizeof(*(b->ilen))));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1151,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1152 /* set the b->i indices */
1153 b->i[0] = 0;
1154 for (i=1; i<=A->rmap->N; i++) {
1155 b->i[i] = b->i[i-1] + lens[i-1];
1156 }
1157 ierr = PetscFree(lens)((*PetscTrFree)((void*)(lens),1157,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((lens) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1157,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1158 ierr = MatAssemblyBegin(B,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1158,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1159 ierr = MatAssemblyEnd(B,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1159,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1160
1161 } else {
1162 B = **Bin;
1163 b = (Mat_SeqAIJ*)B->data;
1164 }
1165
1166 /*--------------------------------------------------------------------
1167 Copy my part of matrix numerical values into the values location
1168 */
1169 if (flag == MAT_GET_VALUES) {
1170 sendcount = ad->nz + bd->nz;
1171 sendbuf = b->a + b->i[rstarts[rank]];
1172 a_sendbuf = ad->a;
1173 b_sendbuf = bd->a;
1174 b_sendj = bd->j;
1175 n = A->rmap->rend - A->rmap->rstart;
1176 cnt = 0;
1177 for (i=0; i<n; i++) {
1178
1179 /* put in lower diagonal portion */
1180 m = bd->i[i+1] - bd->i[i];
1181 while (m > 0) {
1182 /* is it above diagonal (in bd (compressed) numbering) */
1183 if (garray[*b_sendj] > A->rmap->rstart + i) break;
1184 sendbuf[cnt++] = *b_sendbuf++;
1185 m--;
1186 b_sendj++;
1187 }
1188
1189 /* put in diagonal portion */
1190 for (j=ad->i[i]; j<ad->i[i+1]; j++) {
1191 sendbuf[cnt++] = *a_sendbuf++;
1192 }
1193
1194 /* put in upper diagonal portion */
1195 while (m-- > 0) {
1196 sendbuf[cnt++] = *b_sendbuf++;
1197 b_sendj++;
1198 }
1199 }
1200 if (cnt != sendcount) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Corrupted PETSc matrix: nz given %D actual nz %D",sendcount,cnt)return PetscError(((MPI_Comm)0x44000001),1200,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Corrupted PETSc matrix: nz given %D actual nz %D"
,sendcount,cnt);
1201
1202 /* -----------------------------------------------------------------
1203 Gather all numerical values to all processors
1204 */
1205 if (!recvcounts) {
1206 ierr = PetscMalloc2(size,&recvcounts,size,&displs)PetscMallocA(2,PETSC_FALSE,1206,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&recvcounts)),(&recvcounts)
,(size_t)(size)*sizeof(**(&displs)),(&displs));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1206,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1207 }
1208 for (i=0; i<size; i++) {
1209 recvcounts[i] = b->i[rstarts[i+1]] - b->i[rstarts[i]];
1210 }
1211 displs[0] = 0;
1212 for (i=1; i<size; i++) {
1213 displs[i] = displs[i-1] + recvcounts[i-1];
1214 }
1215 recvbuf = b->a;
1216#if defined(PETSC_HAVE_MPI_IN_PLACE1)
1217 ierr = MPI_Allgatherv(MPI_IN_PLACE,0,MPI_DATATYPE_NULL,recvbuf,recvcounts,displs,MPIU_SCALAR,PetscObjectComm((PetscObject)A))((petsc_gather_ct += PetscMPIParallelComm((PetscObjectComm((PetscObject
)A))),0) || MPI_Allgatherv(((void *) -1),(0),(((MPI_Datatype)
0x0c000000)),(recvbuf),(recvcounts),(displs),(((MPI_Datatype)
0x4c00080b)),(PetscObjectComm((PetscObject)A))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1217,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1218#else
1219 ierr = MPI_Allgatherv(sendbuf,sendcount,MPIU_SCALAR,recvbuf,recvcounts,displs,MPIU_SCALAR,PetscObjectComm((PetscObject)A))((petsc_gather_ct += PetscMPIParallelComm((PetscObjectComm((PetscObject
)A))),0) || MPI_Allgatherv((sendbuf),(sendcount),(((MPI_Datatype
)0x4c00080b)),(recvbuf),(recvcounts),(displs),(((MPI_Datatype
)0x4c00080b)),(PetscObjectComm((PetscObject)A))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1219,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1220#endif
1221 } /* endof (flag == MAT_GET_VALUES) */
1222 ierr = PetscFree2(recvcounts,displs)PetscFreeA(2,1222,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(recvcounts),&(displs));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1222,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1223
1224 if (A->symmetric) {
1225 ierr = MatSetOption(B,MAT_SYMMETRIC,PETSC_TRUE);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1225,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1226 } else if (A->hermitian) {
1227 ierr = MatSetOption(B,MAT_HERMITIAN,PETSC_TRUE);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1227,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1228 } else if (A->structurally_symmetric) {
1229 ierr = MatSetOption(B,MAT_STRUCTURALLY_SYMMETRIC,PETSC_TRUE);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1229,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1230 }
1231 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);
1232}
1233
1234PetscErrorCode MatCreateSubMatrices_MPIAIJ_SingleIS_Local(Mat C,PetscInt ismax,const IS isrow[],const IS iscol[],MatReuse scall,PetscBool allcolumns,Mat *submats)
1235{
1236 Mat_MPIAIJ *c = (Mat_MPIAIJ*)C->data;
1237 Mat submat,A = c->A,B = c->B;
1238 Mat_SeqAIJ *a = (Mat_SeqAIJ*)A->data,*b = (Mat_SeqAIJ*)B->data,*subc;
1239 PetscInt *ai=a->i,*aj=a->j,*bi=b->i,*bj=b->j,nzA,nzB;
1240 PetscInt cstart = C->cmap->rstart,cend = C->cmap->rend,rstart = C->rmap->rstart,*bmap = c->garray;
1241 const PetscInt *icol,*irow;
1242 PetscInt nrow,ncol,start;
1243 PetscErrorCode ierr;
1244 PetscMPIInt rank,size,tag1,tag2,tag3,tag4,*w1,*w2,nrqr;
1245 PetscInt **sbuf1,**sbuf2,i,j,k,l,ct1,ct2,ct3,**rbuf1,row,proc;
1246 PetscInt nrqs=0,msz,**ptr,*req_size,*ctr,*pa,*tmp,tcol,*iptr;
1247 PetscInt **rbuf3,*req_source1,*req_source2,**sbuf_aj,**rbuf2,max1,nnz;
1248 PetscInt *lens,rmax,ncols,*cols,Crow;
1249#if defined(PETSC_USE_CTABLE1)
1250 PetscTable cmap,rmap;
1251 PetscInt *cmap_loc,*rmap_loc;
1252#else
1253 PetscInt *cmap,*rmap;
1254#endif
1255 PetscInt ctr_j,*sbuf1_j,*sbuf_aj_i,*rbuf1_i,kmax,*sbuf1_i,*rbuf2_i,*rbuf3_i;
1256 PetscInt *cworkB,lwrite,*subcols,*row2proc;
1257 PetscScalar *vworkA,*vworkB,*a_a = a->a,*b_a = b->a,*subvals=NULL((void*)0);
1258 MPI_Request *s_waits1,*r_waits1,*s_waits2,*r_waits2,*r_waits3;
1259 MPI_Request *r_waits4,*s_waits3 = NULL((void*)0),*s_waits4;
1260 MPI_Status *r_status1,*r_status2,*s_status1,*s_status3 = NULL((void*)0),*s_status2;
1261 MPI_Status *r_status3 = NULL((void*)0),*r_status4,*s_status4;
1262 MPI_Comm comm;
1263 PetscScalar **rbuf4,**sbuf_aa,*vals,*sbuf_aa_i,*rbuf4_i;
1264 PetscMPIInt *onodes1,*olengths1,idex,end;
1265 Mat_SubSppt *smatis1;
1266 PetscBool isrowsorted,iscolsorted;
1267
1268 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 1268; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1269 if (ismax != 1) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"This routine only works when all processes have ismax=1")return PetscError(((MPI_Comm)0x44000001),1269,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,56,PETSC_ERROR_INITIAL,"This routine only works when all processes have ismax=1"
);
1
Assuming 'ismax' is equal to 1
→
2
←
Taking false branch
→
1270
1271 ierr = PetscObjectGetComm((PetscObject)C,&comm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1271,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1272 size = c->size;
1273 rank = c->rank;
1274
1275 ierr = ISSorted(iscol[0],&iscolsorted);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1275,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1276 ierr = ISSorted(isrow[0],&isrowsorted);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1276,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1277 ierr = ISGetIndices(isrow[0],&irow);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1277,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1278 ierr = ISGetLocalSize(isrow[0],&nrow);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1278,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1279 if (allcolumns) {
3
←
Assuming 'allcolumns' is 0
→
4
←
Taking false branch
→
1280 icol = NULL((void*)0);
1281 ncol = C->cmap->N;
1282 } else {
1283 ierr = ISGetIndices(iscol[0],&icol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1283,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1284 ierr = ISGetLocalSize(iscol[0],&ncol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1284,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1285 }
1286
1287 if (scall == MAT_INITIAL_MATRIX) {
5
←
Assuming 'scall' is not equal to MAT_INITIAL_MATRIX
→
6
←
Taking false branch
→
1288 PetscInt *sbuf2_i,*cworkA,lwrite,ctmp;
1289
1290 /* Get some new tags to keep the communication clean */
1291 tag1 = ((PetscObject)C)->tag;
1292 ierr = PetscObjectGetNewTag((PetscObject)C,&tag2);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1292,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1293 ierr = PetscObjectGetNewTag((PetscObject)C,&tag3);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1293,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1294
1295 /* evaluate communication - mesg to who, length of mesg, and buffer space
1296 required. Based on this, buffers are allocated, and data copied into them */
1297 ierr = PetscCalloc2(size,&w1,size,&w2)PetscMallocA(2,PETSC_TRUE,1297,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&w1)),(&w1),(size_t)(size)*
sizeof(**(&w2)),(&w2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1297,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1298 ierr = PetscMalloc1(nrow,&row2proc)PetscMallocA(1,PETSC_FALSE,1298,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrow)*sizeof(**(&row2proc)),(&row2proc));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1298,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1299
1300 /* w1[proc] = num of rows owned by proc -- to be requested */
1301 proc = 0;
1302 nrqs = 0; /* num of outgoing messages */
1303 for (j=0; j<nrow; j++) {
1304 row = irow[j];
1305 if (!isrowsorted) proc = 0;
1306 while (row >= C->rmap->range[proc+1]) proc++;
1307 w1[proc]++;
1308 row2proc[j] = proc; /* map row index to proc */
1309
1310 if (proc != rank && !w2[proc]) {
1311 w2[proc] = 1; nrqs++;
1312 }
1313 }
1314 w1[rank] = 0; /* rows owned by self will not be requested */
1315
1316 ierr = PetscMalloc1(nrqs+1,&pa)PetscMallocA(1,PETSC_FALSE,1316,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&pa)),(&pa));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1316,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /*(proc -array)*/
1317 for (proc=0,j=0; proc<size; proc++) {
1318 if (w1[proc]) { pa[j++] = proc;}
1319 }
1320
1321 /* Each message would have a header = 1 + 2*(num of IS) + data (here,num of IS = 1) */
1322 msz = 0; /* total mesg length (for all procs) */
1323 for (i=0; i<nrqs; i++) {
1324 proc = pa[i];
1325 w1[proc] += 3;
1326 msz += w1[proc];
1327 }
1328 ierr = PetscInfo2(0,"Number of outgoing messages %D Total message length %D\n",nrqs,msz)PetscInfo_Private(__func__,0,"Number of outgoing messages %D Total message length %D\n"
,nrqs,msz);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1328,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1329
1330 /* Determine nrqr, the number of messages to expect, their lengths, from from-ids */
1331 /* if w2[proc]=1, a message of length w1[proc] will be sent to proc; */
1332 ierr = PetscGatherNumberOfMessages(comm,w2,w1,&nrqr);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1332,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1333
1334 /* Input: nrqs: nsend; nrqr: nrecv; w1: msg length to be sent;
1335 Output: onodes1: recv node-ids; olengths1: corresponding recv message length */
1336 ierr = PetscGatherMessageLengths(comm,nrqs,nrqr,w1,&onodes1,&olengths1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1336,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1337
1338 /* Now post the Irecvs corresponding to these messages */
1339 ierr = PetscPostIrecvInt(comm,tag1,nrqr,onodes1,olengths1,&rbuf1,&r_waits1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1339,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1340
1341 ierr = PetscFree(onodes1)((*PetscTrFree)((void*)(onodes1),1341,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((onodes1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1341,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1342 ierr = PetscFree(olengths1)((*PetscTrFree)((void*)(olengths1),1342,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((olengths1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1342,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1343
1344 /* Allocate Memory for outgoing messages */
1345 ierr = PetscMalloc4(size,&sbuf1,size,&ptr,2*msz,&tmp,size,&ctr)PetscMallocA(4,PETSC_FALSE,1345,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&sbuf1)),(&sbuf1),(size_t)(
size)*sizeof(**(&ptr)),(&ptr),(size_t)(2*msz)*sizeof(
**(&tmp)),(&tmp),(size_t)(size)*sizeof(**(&ctr)),
(&ctr));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1345,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1346 ierr = PetscArrayzero(sbuf1,size)PetscMemzero(sbuf1,(size)*sizeof(*(sbuf1)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1346,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1347 ierr = PetscArrayzero(ptr,size)PetscMemzero(ptr,(size)*sizeof(*(ptr)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1347,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1348
1349 /* subf1[pa[0]] = tmp, subf1[pa[i]] = subf1[pa[i-1]] + w1[pa[i-1]] */
1350 iptr = tmp;
1351 for (i=0; i<nrqs; i++) {
1352 proc = pa[i];
1353 sbuf1[proc] = iptr;
1354 iptr += w1[proc];
1355 }
1356
1357 /* Form the outgoing messages */
1358 /* Initialize the header space */
1359 for (i=0; i<nrqs; i++) {
1360 proc = pa[i];
1361 ierr = PetscArrayzero(sbuf1[proc],3)PetscMemzero(sbuf1[proc],(3)*sizeof(*(sbuf1[proc])));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1361,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1362 ptr[proc] = sbuf1[proc] + 3;
1363 }
1364
1365 /* Parse the isrow and copy data into outbuf */
1366 ierr = PetscArrayzero(ctr,size)PetscMemzero(ctr,(size)*sizeof(*(ctr)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1366,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1367 for (j=0; j<nrow; j++) { /* parse the indices of each IS */
1368 proc = row2proc[j];
1369 if (proc != rank) { /* copy to the outgoing buf*/
1370 *ptr[proc] = irow[j];
1371 ctr[proc]++; ptr[proc]++;
1372 }
1373 }
1374
1375 /* Update the headers for the current IS */
1376 for (j=0; j<size; j++) { /* Can Optimise this loop too */
1377 if ((ctr_j = ctr[j])) {
1378 sbuf1_j = sbuf1[j];
1379 k = ++sbuf1_j[0];
1380 sbuf1_j[2*k] = ctr_j;
1381 sbuf1_j[2*k-1] = 0;
1382 }
1383 }
1384
1385 /* Now post the sends */
1386 ierr = PetscMalloc1(nrqs+1,&s_waits1)PetscMallocA(1,PETSC_FALSE,1386,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&s_waits1)),(&s_waits1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1386,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1387 for (i=0; i<nrqs; ++i) {
1388 proc = pa[i];
1389 ierr = MPI_Isend(sbuf1[proc],w1[proc],MPIU_INT,proc,tag1,comm,s_waits1+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(w1[proc]),(((MPI_Datatype)0x4c000405))) || MPI_Isend((sbuf1
[proc]),(w1[proc]),(((MPI_Datatype)0x4c000405)),(proc),(tag1)
,(comm),(s_waits1+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1389,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1390 }
1391
1392 /* Post Receives to capture the buffer size */
1393 ierr = PetscMalloc4(nrqs+1,&r_status2,nrqr+1,&s_waits2,nrqs+1,&r_waits2,nrqr+1,&s_status2)PetscMallocA(4,PETSC_FALSE,1393,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_status2)),(&r_status2)
,(size_t)(nrqr+1)*sizeof(**(&s_waits2)),(&s_waits2),(
size_t)(nrqs+1)*sizeof(**(&r_waits2)),(&r_waits2),(size_t
)(nrqr+1)*sizeof(**(&s_status2)),(&s_status2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1393,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1394 ierr = PetscMalloc3(nrqs+1,&req_source2,nrqs+1,&rbuf2,nrqs+1,&rbuf3)PetscMallocA(3,PETSC_FALSE,1394,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&req_source2)),(&req_source2
),(size_t)(nrqs+1)*sizeof(**(&rbuf2)),(&rbuf2),(size_t
)(nrqs+1)*sizeof(**(&rbuf3)),(&rbuf3));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1394,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1395
1396 rbuf2[0] = tmp + msz;
1397 for (i=1; i<nrqs; ++i) rbuf2[i] = rbuf2[i-1] + w1[pa[i-1]];
1398
1399 for (i=0; i<nrqs; ++i) {
1400 proc = pa[i];
1401 ierr = MPI_Irecv(rbuf2[i],w1[proc],MPIU_INT,proc,tag2,comm,r_waits2+i)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(w1[proc]),(((MPI_Datatype)0x4c000405))) || MPI_Irecv((rbuf2
[i]),(w1[proc]),(((MPI_Datatype)0x4c000405)),(proc),(tag2),(comm
),(r_waits2+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1401,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1402 }
1403
1404 ierr = PetscFree2(w1,w2)PetscFreeA(2,1404,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(w1),&(w2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1404,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1405
1406 /* Send to other procs the buf size they should allocate */
1407 /* Receive messages*/
1408 ierr = PetscMalloc1(nrqr+1,&r_status1)PetscMallocA(1,PETSC_FALSE,1408,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&r_status1)),(&r_status1)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1408,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1409 ierr = PetscMalloc3(nrqr,&sbuf2,nrqr,&req_size,nrqr,&req_source1)PetscMallocA(3,PETSC_FALSE,1409,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr)*sizeof(**(&sbuf2)),(&sbuf2),(size_t)(
nrqr)*sizeof(**(&req_size)),(&req_size),(size_t)(nrqr
)*sizeof(**(&req_source1)),(&req_source1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1409,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1410
1411 ierr = MPI_Waitall(nrqr,r_waits1,r_status1)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(r_waits1),(r_status1)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1411,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1412 for (i=0; i<nrqr; ++i) {
1413 req_size[i] = 0;
1414 rbuf1_i = rbuf1[i];
1415 start = 2*rbuf1_i[0] + 1;
1416 ierr = MPI_Get_count(r_status1+i,MPIU_INT((MPI_Datatype)0x4c000405),&end);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1416,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1417 ierr = PetscMalloc1(end+1,&sbuf2[i])PetscMallocA(1,PETSC_FALSE,1417,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(end+1)*sizeof(**(&sbuf2[i])),(&sbuf2[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1417,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1418 sbuf2_i = sbuf2[i];
1419 for (j=start; j<end; j++) {
1420 k = rbuf1_i[j] - rstart;
1421 ncols = ai[k+1] - ai[k] + bi[k+1] - bi[k];
1422 sbuf2_i[j] = ncols;
1423 req_size[i] += ncols;
1424 }
1425 req_source1[i] = r_status1[i].MPI_SOURCE;
1426
1427 /* form the header */
1428 sbuf2_i[0] = req_size[i];
1429 for (j=1; j<start; j++) sbuf2_i[j] = rbuf1_i[j];
1430
1431 ierr = MPI_Isend(sbuf2_i,end,MPIU_INT,req_source1[i],tag2,comm,s_waits2+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(end),(((MPI_Datatype)0x4c000405))) || MPI_Isend((sbuf2_i),
(end),(((MPI_Datatype)0x4c000405)),(req_source1[i]),(tag2),(comm
),(s_waits2+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1431,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1432 }
1433
1434 ierr = PetscFree(r_status1)((*PetscTrFree)((void*)(r_status1),1434,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_status1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1434,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1435 ierr = PetscFree(r_waits1)((*PetscTrFree)((void*)(r_waits1),1435,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1435,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1436
1437 /* rbuf2 is received, Post recv column indices a->j */
1438 ierr = MPI_Waitall(nrqs,r_waits2,r_status2)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(r_waits2),(r_status2)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1438,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1439
1440 ierr = PetscMalloc4(nrqs+1,&r_waits3,nrqr+1,&s_waits3,nrqs+1,&r_status3,nrqr+1,&s_status3)PetscMallocA(4,PETSC_FALSE,1440,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_waits3)),(&r_waits3),(
size_t)(nrqr+1)*sizeof(**(&s_waits3)),(&s_waits3),(size_t
)(nrqs+1)*sizeof(**(&r_status3)),(&r_status3),(size_t
)(nrqr+1)*sizeof(**(&s_status3)),(&s_status3));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1440,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1441 for (i=0; i<nrqs; ++i) {
1442 ierr = PetscMalloc1(rbuf2[i][0]+1,&rbuf3[i])PetscMallocA(1,PETSC_FALSE,1442,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(rbuf2[i][0]+1)*sizeof(**(&rbuf3[i])),(&rbuf3
[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1442,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1443 req_source2[i] = r_status2[i].MPI_SOURCE;
1444 ierr = MPI_Irecv(rbuf3[i],rbuf2[i][0],MPIU_INT,req_source2[i],tag3,comm,r_waits3+i)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(rbuf2[i][0]),(((MPI_Datatype)0x4c000405))) || MPI_Irecv((rbuf3
[i]),(rbuf2[i][0]),(((MPI_Datatype)0x4c000405)),(req_source2[
i]),(tag3),(comm),(r_waits3+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1444,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1445 }
1446
1447 /* Wait on sends1 and sends2 */
1448 ierr = PetscMalloc1(nrqs+1,&s_status1)PetscMallocA(1,PETSC_FALSE,1448,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&s_status1)),(&s_status1)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1448,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1449 ierr = MPI_Waitall(nrqs,s_waits1,s_status1)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(s_waits1),(s_status1)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1449,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1450 ierr = PetscFree(s_waits1)((*PetscTrFree)((void*)(s_waits1),1450,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1450,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1451 ierr = PetscFree(s_status1)((*PetscTrFree)((void*)(s_status1),1451,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_status1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1451,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1452
1453 ierr = MPI_Waitall(nrqr,s_waits2,s_status2)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits2),(s_status2)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1453,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1454 ierr = PetscFree4(r_status2,s_waits2,r_waits2,s_status2)PetscFreeA(4,1454,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(r_status2),&(s_waits2),&(r_waits2),&(s_status2
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1454,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1455
1456 /* Now allocate sending buffers for a->j, and send them off */
1457 ierr = PetscMalloc1(nrqr+1,&sbuf_aj)PetscMallocA(1,PETSC_FALSE,1457,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&sbuf_aj)),(&sbuf_aj));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1457,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1458 for (i=0,j=0; i<nrqr; i++) j += req_size[i];
1459 ierr = PetscMalloc1(j+1,&sbuf_aj[0])PetscMallocA(1,PETSC_FALSE,1459,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(j+1)*sizeof(**(&sbuf_aj[0])),(&sbuf_aj[0]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1459,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1460 for (i=1; i<nrqr; i++) sbuf_aj[i] = sbuf_aj[i-1] + req_size[i-1];
1461
1462 for (i=0; i<nrqr; i++) { /* for each requested message */
1463 rbuf1_i = rbuf1[i];
1464 sbuf_aj_i = sbuf_aj[i];
1465 ct1 = 2*rbuf1_i[0] + 1;
1466 ct2 = 0;
1467 /* max1=rbuf1_i[0]; if (max1 != 1) SETERRQ1(PETSC_COMM_SELF,0,"max1 %d != 1",max1); */
1468
1469 kmax = rbuf1[i][2];
1470 for (k=0; k<kmax; k++,ct1++) { /* for each row */
1471 row = rbuf1_i[ct1] - rstart;
1472 nzA = ai[row+1] - ai[row];
1473 nzB = bi[row+1] - bi[row];
1474 ncols = nzA + nzB;
1475 cworkA = aj + ai[row]; cworkB = bj + bi[row];
1476
1477 /* load the column indices for this row into cols*/
1478 cols = sbuf_aj_i + ct2;
1479
1480 lwrite = 0;
1481 for (l=0; l<nzB; l++) {
1482 if ((ctmp = bmap[cworkB[l]]) < cstart) cols[lwrite++] = ctmp;
1483 }
1484 for (l=0; l<nzA; l++) cols[lwrite++] = cstart + cworkA[l];
1485 for (l=0; l<nzB; l++) {
1486 if ((ctmp = bmap[cworkB[l]]) >= cend) cols[lwrite++] = ctmp;
1487 }
1488
1489 ct2 += ncols;
1490 }
1491 ierr = MPI_Isend(sbuf_aj_i,req_size[i],MPIU_INT,req_source1[i],tag3,comm,s_waits3+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(req_size[i]),(((MPI_Datatype)0x4c000405))) || MPI_Isend((sbuf_aj_i
),(req_size[i]),(((MPI_Datatype)0x4c000405)),(req_source1[i])
,(tag3),(comm),(s_waits3+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1491,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1492 }
1493
1494 /* create column map (cmap): global col of C -> local col of submat */
1495#if defined(PETSC_USE_CTABLE1)
1496 if (!allcolumns) {
1497 ierr = PetscTableCreate(ncol+1,C->cmap->N+1,&cmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1497,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1498 ierr = PetscCalloc1(C->cmap->n,&cmap_loc)PetscMallocA(1,PETSC_TRUE,1498,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(C->cmap->n)*sizeof(**(&cmap_loc)),(&cmap_loc
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1498,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1499 for (j=0; j<ncol; j++) { /* use array cmap_loc[] for local col indices */
1500 if (icol[j] >= cstart && icol[j] <cend) {
1501 cmap_loc[icol[j] - cstart] = j+1;
1502 } else { /* use PetscTable for non-local col indices */
1503 ierr = PetscTableAdd(cmap,icol[j]+1,j+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1503,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1504 }
1505 }
1506 } else {
1507 cmap = NULL((void*)0);
1508 cmap_loc = NULL((void*)0);
1509 }
1510 ierr = PetscCalloc1(C->rmap->n,&rmap_loc)PetscMallocA(1,PETSC_TRUE,1510,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(C->rmap->n)*sizeof(**(&rmap_loc)),(&rmap_loc
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1510,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1511#else
1512 if (!allcolumns) {
1513 ierr = PetscCalloc1(C->cmap->N,&cmap)PetscMallocA(1,PETSC_TRUE,1513,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(C->cmap->N)*sizeof(**(&cmap)),(&cmap)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1513,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1514 for (j=0; j<ncol; j++) cmap[icol[j]] = j+1;
1515 } else {
1516 cmap = NULL((void*)0);
1517 }
1518#endif
1519
1520 /* Create lens for MatSeqAIJSetPreallocation() */
1521 ierr = PetscCalloc1(nrow,&lens)PetscMallocA(1,PETSC_TRUE,1521,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrow)*sizeof(**(&lens)),(&lens));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1521,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1522
1523 /* Compute lens from local part of C */
1524 for (j=0; j<nrow; j++) {
1525 row = irow[j];
1526 proc = row2proc[j];
1527 if (proc == rank) {
1528 /* diagonal part A = c->A */
1529 ncols = ai[row-rstart+1] - ai[row-rstart];
1530 cols = aj + ai[row-rstart];
1531 if (!allcolumns) {
1532 for (k=0; k<ncols; k++) {
1533#if defined(PETSC_USE_CTABLE1)
1534 tcol = cmap_loc[cols[k]];
1535#else
1536 tcol = cmap[cols[k]+cstart];
1537#endif
1538 if (tcol) lens[j]++;
1539 }
1540 } else { /* allcolumns */
1541 lens[j] = ncols;
1542 }
1543
1544 /* off-diagonal part B = c->B */
1545 ncols = bi[row-rstart+1] - bi[row-rstart];
1546 cols = bj + bi[row-rstart];
1547 if (!allcolumns) {
1548 for (k=0; k<ncols; k++) {
1549#if defined(PETSC_USE_CTABLE1)
1550 ierr = PetscTableFind(cmap,bmap[cols[k]]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1550,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1551#else
1552 tcol = cmap[bmap[cols[k]]];
1553#endif
1554 if (tcol) lens[j]++;
1555 }
1556 } else { /* allcolumns */
1557 lens[j] += ncols;
1558 }
1559 }
1560 }
1561
1562 /* Create row map (rmap): global row of C -> local row of submat */
1563#if defined(PETSC_USE_CTABLE1)
1564 ierr = PetscTableCreate(nrow+1,C->rmap->N+1,&rmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1564,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1565 for (j=0; j<nrow; j++) {
1566 row = irow[j];
1567 proc = row2proc[j];
1568 if (proc == rank) { /* a local row */
1569 rmap_loc[row - rstart] = j;
1570 } else {
1571 ierr = PetscTableAdd(rmap,irow[j]+1,j+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1571,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1572 }
1573 }
1574#else
1575 ierr = PetscCalloc1(C->rmap->N,&rmap)PetscMallocA(1,PETSC_TRUE,1575,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(C->rmap->N)*sizeof(**(&rmap)),(&rmap)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1575,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1576 for (j=0; j<nrow; j++) {
1577 rmap[irow[j]] = j;
1578 }
1579#endif
1580
1581 /* Update lens from offproc data */
1582 /* recv a->j is done */
1583 ierr = MPI_Waitall(nrqs,r_waits3,r_status3)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(r_waits3),(r_status3)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1583,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1584 for (i=0; i<nrqs; i++) {
1585 proc = pa[i];
1586 sbuf1_i = sbuf1[proc];
1587 /* jmax = sbuf1_i[0]; if (jmax != 1) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"jmax !=1"); */
1588 ct1 = 2 + 1;
1589 ct2 = 0;
1590 rbuf2_i = rbuf2[i]; /* received length of C->j */
1591 rbuf3_i = rbuf3[i]; /* received C->j */
1592
1593 /* is_no = sbuf1_i[2*j-1]; if (is_no != 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"is_no !=0"); */
1594 max1 = sbuf1_i[2];
1595 for (k=0; k<max1; k++,ct1++) {
1596#if defined(PETSC_USE_CTABLE1)
1597 ierr = PetscTableFind(rmap,sbuf1_i[ct1]+1,&row);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1597,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1598 row--;
1599 if (row < 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"row not found in table")return PetscError(((MPI_Comm)0x44000001),1599,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"row not found in table");
1600#else
1601 row = rmap[sbuf1_i[ct1]]; /* the row index in submat */
1602#endif
1603 /* Now, store row index of submat in sbuf1_i[ct1] */
1604 sbuf1_i[ct1] = row;
1605
1606 nnz = rbuf2_i[ct1];
1607 if (!allcolumns) {
1608 for (l=0; l<nnz; l++,ct2++) {
1609#if defined(PETSC_USE_CTABLE1)
1610 if (rbuf3_i[ct2] >= cstart && rbuf3_i[ct2] <cend) {
1611 tcol = cmap_loc[rbuf3_i[ct2] - cstart];
1612 } else {
1613 ierr = PetscTableFind(cmap,rbuf3_i[ct2]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1613,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1614 }
1615#else
1616 tcol = cmap[rbuf3_i[ct2]]; /* column index in submat */
1617#endif
1618 if (tcol) lens[row]++;
1619 }
1620 } else { /* allcolumns */
1621 lens[row] += nnz;
1622 }
1623 }
1624 }
1625 ierr = MPI_Waitall(nrqr,s_waits3,s_status3)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits3),(s_status3)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1625,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1626 ierr = PetscFree4(r_waits3,s_waits3,r_status3,s_status3)PetscFreeA(4,1626,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(r_waits3),&(s_waits3),&(r_status3),&(s_status3
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1626,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1627
1628 /* Create the submatrices */
1629 ierr = MatCreate(PETSC_COMM_SELF((MPI_Comm)0x44000001),&submat);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1629,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1630 ierr = MatSetSizes(submat,nrow,ncol,PETSC_DETERMINE-1,PETSC_DETERMINE-1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1630,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1631
1632 ierr = ISGetBlockSize(isrow[0],&i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1632,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1633 ierr = ISGetBlockSize(iscol[0],&j);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1633,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1634 ierr = MatSetBlockSizes(submat,i,j);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1634,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1635 ierr = MatSetType(submat,((PetscObject)A)->type_name);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1635,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1636 ierr = MatSeqAIJSetPreallocation(submat,0,lens);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1636,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1637
1638 /* create struct Mat_SubSppt and attached it to submat */
1639 ierr = PetscNew(&smatis1)PetscMallocA(1,PETSC_TRUE,1639,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(1)*sizeof(**((&smatis1))),((&smatis1)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1639,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1640 subc = (Mat_SeqAIJ*)submat->data;
1641 subc->submatis1 = smatis1;
1642
1643 smatis1->id = 0;
1644 smatis1->nrqs = nrqs;
1645 smatis1->nrqr = nrqr;
1646 smatis1->rbuf1 = rbuf1;
1647 smatis1->rbuf2 = rbuf2;
1648 smatis1->rbuf3 = rbuf3;
1649 smatis1->sbuf2 = sbuf2;
1650 smatis1->req_source2 = req_source2;
1651
1652 smatis1->sbuf1 = sbuf1;
1653 smatis1->ptr = ptr;
1654 smatis1->tmp = tmp;
1655 smatis1->ctr = ctr;
1656
1657 smatis1->pa = pa;
1658 smatis1->req_size = req_size;
1659 smatis1->req_source1 = req_source1;
1660
1661 smatis1->allcolumns = allcolumns;
1662 smatis1->singleis = PETSC_TRUE;
1663 smatis1->row2proc = row2proc;
1664 smatis1->rmap = rmap;
1665 smatis1->cmap = cmap;
1666#if defined(PETSC_USE_CTABLE1)
1667 smatis1->rmap_loc = rmap_loc;
1668 smatis1->cmap_loc = cmap_loc;
1669#endif
1670
1671 smatis1->destroy = submat->ops->destroy;
1672 submat->ops->destroy = MatDestroySubMatrix_SeqAIJ;
1673 submat->factortype = C->factortype;
1674
1675 /* compute rmax */
1676 rmax = 0;
1677 for (i=0; i<nrow; i++) rmax = PetscMax(rmax,lens[i])(((rmax)<(lens[i])) ? (lens[i]) : (rmax));
1678
1679 } else { /* scall == MAT_REUSE_MATRIX */
1680 submat = submats[0];
1681 if (submat->rmap->n != nrow || submat->cmap->n != ncol) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_SIZ,"Cannot reuse matrix. wrong size")return PetscError(((MPI_Comm)0x44000001),1681,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,60,PETSC_ERROR_INITIAL,"Cannot reuse matrix. wrong size");
7
←
Taking false branch
→
1682
1683 subc = (Mat_SeqAIJ*)submat->data;
1684 rmax = subc->rmax;
1685 smatis1 = subc->submatis1;
1686 nrqs = smatis1->nrqs;
1687 nrqr = smatis1->nrqr;
1688 rbuf1 = smatis1->rbuf1;
1689 rbuf2 = smatis1->rbuf2;
1690 rbuf3 = smatis1->rbuf3;
1691 req_source2 = smatis1->req_source2;
1692
1693 sbuf1 = smatis1->sbuf1;
1694 sbuf2 = smatis1->sbuf2;
1695 ptr = smatis1->ptr;
1696 tmp = smatis1->tmp;
1697 ctr = smatis1->ctr;
1698
1699 pa = smatis1->pa;
1700 req_size = smatis1->req_size;
1701 req_source1 = smatis1->req_source1;
1702
1703 allcolumns = smatis1->allcolumns;
1704 row2proc = smatis1->row2proc;
1705 rmap = smatis1->rmap;
1706 cmap = smatis1->cmap;
1707#if defined(PETSC_USE_CTABLE1)
1708 rmap_loc = smatis1->rmap_loc;
1709 cmap_loc = smatis1->cmap_loc;
1710#endif
1711 }
1712
1713 /* Post recv matrix values */
1714 ierr = PetscMalloc3(nrqs+1,&rbuf4, rmax,&subcols, rmax,&subvals)PetscMallocA(3,PETSC_FALSE,1714,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&rbuf4)),(&rbuf4),(size_t
)(rmax)*sizeof(**(&subcols)),(&subcols),(size_t)(rmax
)*sizeof(**(&subvals)),(&subvals));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1714,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1715 ierr = PetscMalloc4(nrqs+1,&r_waits4,nrqr+1,&s_waits4,nrqs+1,&r_status4,nrqr+1,&s_status4)PetscMallocA(4,PETSC_FALSE,1715,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_waits4)),(&r_waits4),(
size_t)(nrqr+1)*sizeof(**(&s_waits4)),(&s_waits4),(size_t
)(nrqs+1)*sizeof(**(&r_status4)),(&r_status4),(size_t
)(nrqr+1)*sizeof(**(&s_status4)),(&s_status4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1715,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1716 ierr = PetscObjectGetNewTag((PetscObject)C,&tag4);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1716,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1717 for (i=0; i<nrqs; ++i) {
8
←
Assuming 'i' is >= 'nrqs'
→
9
←
Loop condition is false. Execution continues on line 1723
→
1718 ierr = PetscMalloc1(rbuf2[i][0]+1,&rbuf4[i])PetscMallocA(1,PETSC_FALSE,1718,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(rbuf2[i][0]+1)*sizeof(**(&rbuf4[i])),(&rbuf4
[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1718,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1719 ierr = MPI_Irecv(rbuf4[i],rbuf2[i][0],MPIU_SCALAR,req_source2[i],tag4,comm,r_waits4+i)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(rbuf2[i][0]),(((MPI_Datatype)0x4c00080b))) || MPI_Irecv((rbuf4
[i]),(rbuf2[i][0]),(((MPI_Datatype)0x4c00080b)),(req_source2[
i]),(tag4),(comm),(r_waits4+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1719,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1720 }
1721
1722 /* Allocate sending buffers for a->a, and send them off */
1723 ierr = PetscMalloc1(nrqr+1,&sbuf_aa)PetscMallocA(1,PETSC_FALSE,1723,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&sbuf_aa)),(&sbuf_aa));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1723,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1724 for (i=0,j=0; i<nrqr; i++) j += req_size[i];
10
←
Assuming 'i' is >= 'nrqr'
→
11
←
Loop condition is false. Execution continues on line 1725
→
1725 ierr = PetscMalloc1(j+1,&sbuf_aa[0])PetscMallocA(1,PETSC_FALSE,1725,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(j+1)*sizeof(**(&sbuf_aa[0])),(&sbuf_aa[0]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1725,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1726 for (i=1; i<nrqr; i++) sbuf_aa[i] = sbuf_aa[i-1] + req_size[i-1];
12
←
Loop condition is false. Execution continues on line 1728
→
1727
1728 for (i=0; i<nrqr; i++) {
13
←
Loop condition is false. Execution continues on line 1764
→
1729 rbuf1_i = rbuf1[i];
1730 sbuf_aa_i = sbuf_aa[i];
1731 ct1 = 2*rbuf1_i[0]+1;
1732 ct2 = 0;
1733 /* max1=rbuf1_i[0]; if (max1 != 1) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"max1 !=1"); */
1734
1735 kmax = rbuf1_i[2];
1736 for (k=0; k<kmax; k++,ct1++) {
1737 row = rbuf1_i[ct1] - rstart;
1738 nzA = ai[row+1] - ai[row];
1739 nzB = bi[row+1] - bi[row];
1740 ncols = nzA + nzB;
1741 cworkB = bj + bi[row];
1742 vworkA = a_a + ai[row];
1743 vworkB = b_a + bi[row];
1744
1745 /* load the column values for this row into vals*/
1746 vals = sbuf_aa_i + ct2;
1747
1748 lwrite = 0;
1749 for (l=0; l<nzB; l++) {
1750 if ((bmap[cworkB[l]]) < cstart) vals[lwrite++] = vworkB[l];
1751 }
1752 for (l=0; l<nzA; l++) vals[lwrite++] = vworkA[l];
1753 for (l=0; l<nzB; l++) {
1754 if ((bmap[cworkB[l]]) >= cend) vals[lwrite++] = vworkB[l];
1755 }
1756
1757 ct2 += ncols;
1758 }
1759 ierr = MPI_Isend(sbuf_aa_i,req_size[i],MPIU_SCALAR,req_source1[i],tag4,comm,s_waits4+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(req_size[i]),(((MPI_Datatype)0x4c00080b))) || MPI_Isend((sbuf_aa_i
),(req_size[i]),(((MPI_Datatype)0x4c00080b)),(req_source1[i])
,(tag4),(comm),(s_waits4+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1759,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1760 }
1761
1762 /* Assemble submat */
1763 /* First assemble the local rows */
1764 for (j=0; j<nrow; j++) {
14
←
Assuming 'j' is < 'nrow'
→
15
←
Loop condition is true. Entering loop body
→
17
←
Assuming 'j' is < 'nrow'
→
18
←
Loop condition is true. Entering loop body
→
20
←
Assuming 'j' is < 'nrow'
→
21
←
Loop condition is true. Entering loop body
→
23
←
Assuming 'j' is < 'nrow'
→
24
←
Loop condition is true. Entering loop body
→
1765 row = irow[j];
1766 proc = row2proc[j];
1767 if (proc == rank) {
16
←
Taking false branch
→
19
←
Taking false branch
→
22
←
Taking false branch
→
25
←
Taking true branch
→
1768 Crow = row - rstart; /* local row index of C */
1769#if defined(PETSC_USE_CTABLE1)
1770 row = rmap_loc[Crow]; /* row index of submat */
1771#else
1772 row = rmap[row];
1773#endif
1774
1775 if (allcolumns) {
26
←
Assuming 'allcolumns' is 0
→
27
←
Taking false branch
→
1776 /* diagonal part A = c->A */
1777 ncols = ai[Crow+1] - ai[Crow];
1778 cols = aj + ai[Crow];
1779 vals = a->a + ai[Crow];
1780 i = 0;
1781 for (k=0; k<ncols; k++) {
1782 subcols[i] = cols[k] + cstart;
1783 subvals[i++] = vals[k];
1784 }
1785
1786 /* off-diagonal part B = c->B */
1787 ncols = bi[Crow+1] - bi[Crow];
1788 cols = bj + bi[Crow];
1789 vals = b->a + bi[Crow];
1790 for (k=0; k<ncols; k++) {
1791 subcols[i] = bmap[cols[k]];
1792 subvals[i++] = vals[k];
1793 }
1794
1795 ierr = MatSetValues_SeqAIJ(submat,1,&row,i,subcols,subvals,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1795,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1796
1797 } else { /* !allcolumns */
1798#if defined(PETSC_USE_CTABLE1)
1799 /* diagonal part A = c->A */
1800 ncols = ai[Crow+1] - ai[Crow];
1801 cols = aj + ai[Crow];
1802 vals = a->a + ai[Crow];
1803 i = 0;
1804 for (k=0; k<ncols; k++) {
28
←
Assuming 'k' is >= 'ncols'
→
29
←
Loop condition is false. Execution continues on line 1813
→
1805 tcol = cmap_loc[cols[k]];
1806 if (tcol) {
1807 subcols[i] = --tcol;
1808 subvals[i++] = vals[k];
1809 }
1810 }
1811
1812 /* off-diagonal part B = c->B */
1813 ncols = bi[Crow+1] - bi[Crow];
1814 cols = bj + bi[Crow];
1815 vals = b->a + bi[Crow];
1816 for (k=0; k<ncols; k++) {
30
←
Assuming 'k' is < 'ncols'
→
31
←
Loop condition is true. Entering loop body
→
33
←
Assuming 'k' is < 'ncols'
→
34
←
Loop condition is true. Entering loop body
→
1817 ierr = PetscTableFind(cmap,bmap[cols[k]]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1817,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
35
←
Calling 'PetscTableFind'
→
1818 if (tcol) {
32
←
Taking false branch
→
1819 subcols[i] = --tcol;
1820 subvals[i++] = vals[k];
1821 }
1822 }
1823#else
1824 /* diagonal part A = c->A */
1825 ncols = ai[Crow+1] - ai[Crow];
1826 cols = aj + ai[Crow];
1827 vals = a->a + ai[Crow];
1828 i = 0;
1829 for (k=0; k<ncols; k++) {
1830 tcol = cmap[cols[k]+cstart];
1831 if (tcol) {
1832 subcols[i] = --tcol;
1833 subvals[i++] = vals[k];
1834 }
1835 }
1836
1837 /* off-diagonal part B = c->B */
1838 ncols = bi[Crow+1] - bi[Crow];
1839 cols = bj + bi[Crow];
1840 vals = b->a + bi[Crow];
1841 for (k=0; k<ncols; k++) {
1842 tcol = cmap[bmap[cols[k]]];
1843 if (tcol) {
1844 subcols[i] = --tcol;
1845 subvals[i++] = vals[k];
1846 }
1847 }
1848#endif
1849 ierr = MatSetValues_SeqAIJ(submat,1,&row,i,subcols,subvals,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1849,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1850 }
1851 }
1852 }
1853
1854 /* Now assemble the off-proc rows */
1855 for (i=0; i<nrqs; i++) { /* for each requested message */
1856 /* recv values from other processes */
1857 ierr = MPI_Waitany(nrqs,r_waits4,&idex,r_status4+i)((petsc_wait_any_ct++,petsc_sum_of_waits_ct++,0) || MPI_Waitany
((nrqs),(r_waits4),(&idex),(r_status4+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1857,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1858 proc = pa[idex];
1859 sbuf1_i = sbuf1[proc];
1860 /* jmax = sbuf1_i[0]; if (jmax != 1)SETERRQ1(PETSC_COMM_SELF,0,"jmax %d != 1",jmax); */
1861 ct1 = 2 + 1;
1862 ct2 = 0; /* count of received C->j */
1863 ct3 = 0; /* count of received C->j that will be inserted into submat */
1864 rbuf2_i = rbuf2[idex]; /* int** received length of C->j from other processes */
1865 rbuf3_i = rbuf3[idex]; /* int** received C->j from other processes */
1866 rbuf4_i = rbuf4[idex]; /* scalar** received C->a from other processes */
1867
1868 /* is_no = sbuf1_i[2*j-1]; if (is_no != 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"is_no !=0"); */
1869 max1 = sbuf1_i[2]; /* num of rows */
1870 for (k=0; k<max1; k++,ct1++) { /* for each recved row */
1871 row = sbuf1_i[ct1]; /* row index of submat */
1872 if (!allcolumns) {
1873 idex = 0;
1874 if (scall == MAT_INITIAL_MATRIX || !iscolsorted) {
1875 nnz = rbuf2_i[ct1]; /* num of C entries in this row */
1876 for (l=0; l<nnz; l++,ct2++) { /* for each recved column */
1877#if defined(PETSC_USE_CTABLE1)
1878 if (rbuf3_i[ct2] >= cstart && rbuf3_i[ct2] <cend) {
1879 tcol = cmap_loc[rbuf3_i[ct2] - cstart];
1880 } else {
1881 ierr = PetscTableFind(cmap,rbuf3_i[ct2]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1881,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1882 }
1883#else
1884 tcol = cmap[rbuf3_i[ct2]];
1885#endif
1886 if (tcol) {
1887 subcols[idex] = --tcol; /* may not be sorted */
1888 subvals[idex++] = rbuf4_i[ct2];
1889
1890 /* We receive an entire column of C, but a subset of it needs to be inserted into submat.
1891 For reuse, we replace received C->j with index that should be inserted to submat */
1892 if (iscolsorted) rbuf3_i[ct3++] = ct2;
1893 }
1894 }
1895 ierr = MatSetValues_SeqAIJ(submat,1,&row,idex,subcols,subvals,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1895,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1896 } else { /* scall == MAT_REUSE_MATRIX */
1897 submat = submats[0];
1898 subc = (Mat_SeqAIJ*)submat->data;
1899
1900 nnz = subc->i[row+1] - subc->i[row]; /* num of submat entries in this row */
1901 for (l=0; l<nnz; l++) {
1902 ct2 = rbuf3_i[ct3++]; /* index of rbuf4_i[] which needs to be inserted into submat */
1903 subvals[idex++] = rbuf4_i[ct2];
1904 }
1905
1906 bj = subc->j + subc->i[row]; /* sorted column indices */
1907 ierr = MatSetValues_SeqAIJ(submat,1,&row,nnz,bj,subvals,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1907,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1908 }
1909 } else { /* allcolumns */
1910 nnz = rbuf2_i[ct1]; /* num of C entries in this row */
1911 ierr = MatSetValues_SeqAIJ(submat,1,&row,nnz,rbuf3_i+ct2,rbuf4_i+ct2,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1911,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1912 ct2 += nnz;
1913 }
1914 }
1915 }
1916
1917 /* sending a->a are done */
1918 ierr = MPI_Waitall(nrqr,s_waits4,s_status4)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits4),(s_status4)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1918,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1919 ierr = PetscFree4(r_waits4,s_waits4,r_status4,s_status4)PetscFreeA(4,1919,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(r_waits4),&(s_waits4),&(r_status4),&(s_status4
));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1919,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1920
1921 ierr = MatAssemblyBegin(submat,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1921,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1922 ierr = MatAssemblyEnd(submat,MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1922,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1923 submats[0] = submat;
1924
1925 /* Restore the indices */
1926 ierr = ISRestoreIndices(isrow[0],&irow);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1926,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1927 if (!allcolumns) {
1928 ierr = ISRestoreIndices(iscol[0],&icol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1928,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1929 }
1930
1931 /* Destroy allocated memory */
1932 for (i=0; i<nrqs; ++i) {
1933 ierr = PetscFree3(rbuf4[i],subcols,subvals)PetscFreeA(3,1933,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(rbuf4[i]),&(subcols),&(subvals));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1933,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1934 }
1935 ierr = PetscFree3(rbuf4,subcols,subvals)PetscFreeA(3,1935,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(rbuf4),&(subcols),&(subvals));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1935,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1936 ierr = PetscFree(sbuf_aa[0])((*PetscTrFree)((void*)(sbuf_aa[0]),1936,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aa[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1936,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1937 ierr = PetscFree(sbuf_aa)((*PetscTrFree)((void*)(sbuf_aa),1937,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aa) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1937,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1938
1939 if (scall == MAT_INITIAL_MATRIX) {
1940 ierr = PetscFree(lens)((*PetscTrFree)((void*)(lens),1940,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((lens) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1940,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1941 ierr = PetscFree(sbuf_aj[0])((*PetscTrFree)((void*)(sbuf_aj[0]),1941,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aj[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1941,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1942 ierr = PetscFree(sbuf_aj)((*PetscTrFree)((void*)(sbuf_aj),1942,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aj) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1942,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1943 }
1944 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);
1945}
1946
1947PetscErrorCode MatCreateSubMatrices_MPIAIJ_SingleIS(Mat C,PetscInt ismax,const IS isrow[],const IS iscol[],MatReuse scall,Mat *submat[])
1948{
1949 PetscErrorCode ierr;
1950 PetscInt ncol;
1951 PetscBool colflag,allcolumns=PETSC_FALSE;
1952
1953 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 1953; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1954 /* Allocate memory to hold all the submatrices */
1955 if (scall == MAT_INITIAL_MATRIX) {
1956 ierr = PetscCalloc1(2,submat)PetscMallocA(1,PETSC_TRUE,1956,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(2)*sizeof(**(submat)),(submat));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1956,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1957 }
1958
1959 /* Check for special case: each processor gets entire matrix columns */
1960 ierr = ISIdentity(iscol[0],&colflag);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1960,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1961 ierr = ISGetLocalSize(iscol[0],&ncol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1961,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1962 if (colflag && ncol == C->cmap->N) allcolumns = PETSC_TRUE;
1963
1964 ierr = MatCreateSubMatrices_MPIAIJ_SingleIS_Local(C,ismax,isrow,iscol,scall,allcolumns,*submat);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1964,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1965 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);
1966}
1967
1968PetscErrorCode MatCreateSubMatrices_MPIAIJ(Mat C,PetscInt ismax,const IS isrow[],const IS iscol[],MatReuse scall,Mat *submat[])
1969{
1970 PetscErrorCode ierr;
1971 PetscInt nmax,nstages=0,i,pos,max_no,nrow,ncol,in[2],out[2];
1972 PetscBool rowflag,colflag,wantallmatrix=PETSC_FALSE;
1973 Mat_SeqAIJ *subc;
1974 Mat_SubSppt *smat;
1975
1976 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 1976; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1977 /* Check for special case: each processor has a single IS */
1978 if (C->submat_singleis) { /* flag is set in PCSetUp_ASM() to skip MPIU_Allreduce() */
1979 ierr = MatCreateSubMatrices_MPIAIJ_SingleIS(C,ismax,isrow,iscol,scall,submat);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1979,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1980 C->submat_singleis = PETSC_FALSE; /* resume its default value in case C will be used for non-singlis */
1981 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);
1982 }
1983
1984 /* Collect global wantallmatrix and nstages */
1985 if (!C->cmap->N) nmax=20*1000000/sizeof(PetscInt);
1986 else nmax = 20*1000000 / (C->cmap->N * sizeof(PetscInt));
1987 if (!nmax) nmax = 1;
1988
1989 if (scall == MAT_INITIAL_MATRIX) {
1990 /* Collect global wantallmatrix and nstages */
1991 if (ismax == 1 && C->rmap->N == C->cmap->N) {
1992 ierr = ISIdentity(*isrow,&rowflag);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1992,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1993 ierr = ISIdentity(*iscol,&colflag);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1993,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1994 ierr = ISGetLocalSize(*isrow,&nrow);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1994,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1995 ierr = ISGetLocalSize(*iscol,&ncol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1995,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1996 if (rowflag && colflag && nrow == C->rmap->N && ncol == C->cmap->N) {
1997 wantallmatrix = PETSC_TRUE;
1998
1999 ierr = PetscOptionsGetBool(((PetscObject)C)->options,((PetscObject)C)->prefix,"-use_fast_submatrix",&wantallmatrix,NULL((void*)0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1999,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2000 }
2001 }
2002
2003 /* Determine the number of stages through which submatrices are done
2004 Each stage will extract nmax submatrices.
2005 nmax is determined by the matrix column dimension.
2006 If the original matrix has 20M columns, only one submatrix per stage is allowed, etc.
2007 */
2008 nstages = ismax/nmax + ((ismax % nmax) ? 1 : 0); /* local nstages */
2009
2010 in[0] = -1*(PetscInt)wantallmatrix;
2011 in[1] = nstages;
2012 ierr = MPIU_Allreduce(in,out,2,MPIU_INT,MPI_MAX,PetscObjectComm((PetscObject)C))(PetscAllreduceBarrierCheck(PetscObjectComm((PetscObject)C),2
,2012,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((petsc_allreduce_ct += PetscMPIParallelComm((PetscObjectComm
((PetscObject)C))),0) || MPI_Allreduce((in),(out),(2),(((MPI_Datatype
)0x4c000405)),((MPI_Op)(0x58000001)),(PetscObjectComm((PetscObject
)C)))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2012,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2013 wantallmatrix = (PetscBool)(-out[0]);
2014 nstages = out[1]; /* Make sure every processor loops through the global nstages */
2015
2016 } else { /* MAT_REUSE_MATRIX */
2017 if (ismax) {
2018 subc = (Mat_SeqAIJ*)(*submat)[0]->data;
2019 smat = subc->submatis1;
2020 } else { /* (*submat)[0] is a dummy matrix */
2021 smat = (Mat_SubSppt*)(*submat)[0]->data;
2022 }
2023 if (!smat) {
2024 /* smat is not generated by MatCreateSubMatrix_MPIAIJ_All(...,MAT_INITIAL_MATRIX,...) */
2025 wantallmatrix = PETSC_TRUE;
2026 } else if (smat->singleis) {
2027 ierr = MatCreateSubMatrices_MPIAIJ_SingleIS(C,ismax,isrow,iscol,scall,submat);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2027,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2028 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);
2029 } else {
2030 nstages = smat->nstages;
2031 }
2032 }
2033
2034 if (wantallmatrix) {
2035 ierr = MatCreateSubMatrix_MPIAIJ_All(C,MAT_GET_VALUES,scall,submat);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2035,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2036 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);
2037 }
2038
2039 /* Allocate memory to hold all the submatrices and dummy submatrices */
2040 if (scall == MAT_INITIAL_MATRIX) {
2041 ierr = PetscCalloc1(ismax+nstages,submat)PetscMallocA(1,PETSC_TRUE,2041,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(ismax+nstages)*sizeof(**(submat)),(submat));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2041,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2042 }
2043
2044 for (i=0,pos=0; i<nstages; i++) {
2045 if (pos+nmax <= ismax) max_no = nmax;
2046 else if (pos >= ismax) max_no = 0;
2047 else max_no = ismax-pos;
2048
2049 ierr = MatCreateSubMatrices_MPIAIJ_Local(C,max_no,isrow+pos,iscol+pos,scall,*submat+pos);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2049,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2050 if (!max_no && scall == MAT_INITIAL_MATRIX) { /* submat[pos] is a dummy matrix */
2051 smat = (Mat_SubSppt*)(*submat)[pos]->data; pos++;
2052 smat->nstages = nstages;
2053 }
2054 pos += max_no;
2055 }
2056
2057 if (ismax && scall == MAT_INITIAL_MATRIX) {
2058 /* save nstages for reuse */
2059 subc = (Mat_SeqAIJ*)(*submat)[0]->data;
2060 smat = subc->submatis1;
2061 smat->nstages = nstages;
2062 }
2063 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);
2064}
2065
2066/* -------------------------------------------------------------------------*/
2067PetscErrorCode MatCreateSubMatrices_MPIAIJ_Local(Mat C,PetscInt ismax,const IS isrow[],const IS iscol[],MatReuse scall,Mat *submats)
2068{
2069 Mat_MPIAIJ *c = (Mat_MPIAIJ*)C->data;
2070 Mat A = c->A;
2071 Mat_SeqAIJ *a = (Mat_SeqAIJ*)A->data,*b = (Mat_SeqAIJ*)c->B->data,*subc;
2072 const PetscInt **icol,**irow;
2073 PetscInt *nrow,*ncol,start;
2074 PetscErrorCode ierr;
2075 PetscMPIInt rank,size,tag0,tag2,tag3,tag4,*w1,*w2,*w3,*w4,nrqr;
2076 PetscInt **sbuf1,**sbuf2,i,j,k,l,ct1,ct2,**rbuf1,row,proc=-1;
2077 PetscInt nrqs=0,msz,**ptr=NULL((void*)0),*req_size=NULL((void*)0),*ctr=NULL((void*)0),*pa,*tmp=NULL((void*)0),tcol;
2078 PetscInt **rbuf3=NULL((void*)0),*req_source1=NULL((void*)0),*req_source2,**sbuf_aj,**rbuf2=NULL((void*)0),max1,max2;
2079 PetscInt **lens,is_no,ncols,*cols,mat_i,*mat_j,tmp2,jmax;
2080#if defined(PETSC_USE_CTABLE1)
2081 PetscTable *cmap,cmap_i=NULL((void*)0),*rmap,rmap_i;
2082#else
2083 PetscInt **cmap,*cmap_i=NULL((void*)0),**rmap,*rmap_i;
2084#endif
2085 const PetscInt *irow_i;
2086 PetscInt ctr_j,*sbuf1_j,*sbuf_aj_i,*rbuf1_i,kmax,*lens_i;
2087 MPI_Request *s_waits1,*r_waits1,*s_waits2,*r_waits2,*r_waits3;
2088 MPI_Request *r_waits4,*s_waits3,*s_waits4;
2089 MPI_Status *r_status1,*r_status2,*s_status1,*s_status3,*s_status2;
2090 MPI_Status *r_status3,*r_status4,*s_status4;
2091 MPI_Comm comm;
2092 PetscScalar **rbuf4,*rbuf4_i,**sbuf_aa,*vals,*mat_a,*imat_a,*sbuf_aa_i;
2093 PetscMPIInt *onodes1,*olengths1,end;
2094 PetscInt **row2proc,*row2proc_i,ilen_row,*imat_ilen,*imat_j,*imat_i,old_row;
2095 Mat_SubSppt *smat_i;
2096 PetscBool *issorted,*allcolumns,colflag,iscsorted=PETSC_TRUE;
2097 PetscInt *sbuf1_i,*rbuf2_i,*rbuf3_i,ilen;
2098
2099 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 2099; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
2100 ierr = PetscObjectGetComm((PetscObject)C,&comm);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2100,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2101 size = c->size;
2102 rank = c->rank;
2103
2104 ierr = PetscMalloc4(ismax,&row2proc,ismax,&cmap,ismax,&rmap,ismax+1,&allcolumns)PetscMallocA(4,PETSC_FALSE,2104,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(ismax)*sizeof(**(&row2proc)),(&row2proc),(size_t
)(ismax)*sizeof(**(&cmap)),(&cmap),(size_t)(ismax)*sizeof
(**(&rmap)),(&rmap),(size_t)(ismax+1)*sizeof(**(&
allcolumns)),(&allcolumns));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2104,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2105 ierr = PetscMalloc5(ismax,(PetscInt***)&irow,ismax,(PetscInt***)&icol,ismax,&nrow,ismax,&ncol,ismax,&issorted)PetscMallocA(5,PETSC_FALSE,2105,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(ismax)*sizeof(**((PetscInt***)&irow)),((PetscInt
***)&irow),(size_t)(ismax)*sizeof(**((PetscInt***)&icol
)),((PetscInt***)&icol),(size_t)(ismax)*sizeof(**(&nrow
)),(&nrow),(size_t)(ismax)*sizeof(**(&ncol)),(&ncol
),(size_t)(ismax)*sizeof(**(&issorted)),(&issorted));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2105,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2106
2107 for (i=0; i<ismax; i++) {
2108 ierr = ISSorted(iscol[i],&issorted[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2108,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2109 if (!issorted[i]) iscsorted = issorted[i];
2110
2111 ierr = ISSorted(isrow[i],&issorted[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2111,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2112
2113 ierr = ISGetIndices(isrow[i],&irow[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2113,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2114 ierr = ISGetLocalSize(isrow[i],&nrow[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2114,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2115
2116 /* Check for special case: allcolumn */
2117 ierr = ISIdentity(iscol[i],&colflag);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2117,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2118 ierr = ISGetLocalSize(iscol[i],&ncol[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2118,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2119 if (colflag && ncol[i] == C->cmap->N) {
2120 allcolumns[i] = PETSC_TRUE;
2121 icol[i] = NULL((void*)0);
2122 } else {
2123 allcolumns[i] = PETSC_FALSE;
2124 ierr = ISGetIndices(iscol[i],&icol[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2124,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2125 }
2126 }
2127
2128 if (scall == MAT_REUSE_MATRIX) {
2129 /* Assumes new rows are same length as the old rows */
2130 for (i=0; i<ismax; i++) {
2131 if (!submats[i]) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"submats[%D] is null, cannot reuse",i)return PetscError(((MPI_Comm)0x44000001),2131,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,85,PETSC_ERROR_INITIAL,"submats[%D] is null, cannot reuse",i
);
2132 subc = (Mat_SeqAIJ*)submats[i]->data;
2133 if ((submats[i]->rmap->n != nrow[i]) || (submats[i]->cmap->n != ncol[i])) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_SIZ,"Cannot reuse matrix. wrong size")return PetscError(((MPI_Comm)0x44000001),2133,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,60,PETSC_ERROR_INITIAL,"Cannot reuse matrix. wrong size");
2134
2135 /* Initial matrix as if empty */
2136 ierr = PetscArrayzero(subc->ilen,submats[i]->rmap->n)PetscMemzero(subc->ilen,(submats[i]->rmap->n)*sizeof
(*(subc->ilen)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2136,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2137
2138 smat_i = subc->submatis1;
2139
2140 nrqs = smat_i->nrqs;
2141 nrqr = smat_i->nrqr;
2142 rbuf1 = smat_i->rbuf1;
2143 rbuf2 = smat_i->rbuf2;
2144 rbuf3 = smat_i->rbuf3;
2145 req_source2 = smat_i->req_source2;
2146
2147 sbuf1 = smat_i->sbuf1;
2148 sbuf2 = smat_i->sbuf2;
2149 ptr = smat_i->ptr;
2150 tmp = smat_i->tmp;
2151 ctr = smat_i->ctr;
2152
2153 pa = smat_i->pa;
2154 req_size = smat_i->req_size;
2155 req_source1 = smat_i->req_source1;
2156
2157 allcolumns[i] = smat_i->allcolumns;
2158 row2proc[i] = smat_i->row2proc;
2159 rmap[i] = smat_i->rmap;
2160 cmap[i] = smat_i->cmap;
2161 }
2162
2163 if (!ismax){ /* Get dummy submatrices and retrieve struct submatis1 */
2164 if (!submats[0]) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_NULL,"submats are null, cannot reuse")return PetscError(((MPI_Comm)0x44000001),2164,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,85,PETSC_ERROR_INITIAL,"submats are null, cannot reuse");
2165 smat_i = (Mat_SubSppt*)submats[0]->data;
2166
2167 nrqs = smat_i->nrqs;
2168 nrqr = smat_i->nrqr;
2169 rbuf1 = smat_i->rbuf1;
2170 rbuf2 = smat_i->rbuf2;
2171 rbuf3 = smat_i->rbuf3;
2172 req_source2 = smat_i->req_source2;
2173
2174 sbuf1 = smat_i->sbuf1;
2175 sbuf2 = smat_i->sbuf2;
2176 ptr = smat_i->ptr;
2177 tmp = smat_i->tmp;
2178 ctr = smat_i->ctr;
2179
2180 pa = smat_i->pa;
2181 req_size = smat_i->req_size;
2182 req_source1 = smat_i->req_source1;
2183
2184 allcolumns[0] = PETSC_FALSE;
2185 }
2186 } else { /* scall == MAT_INITIAL_MATRIX */
2187 /* Get some new tags to keep the communication clean */
2188 ierr = PetscObjectGetNewTag((PetscObject)C,&tag2);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2188,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2189 ierr = PetscObjectGetNewTag((PetscObject)C,&tag3);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2189,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2190
2191 /* evaluate communication - mesg to who, length of mesg, and buffer space
2192 required. Based on this, buffers are allocated, and data copied into them*/
2193 ierr = PetscCalloc4(size,&w1,size,&w2,size,&w3,size,&w4)PetscMallocA(4,PETSC_TRUE,2193,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&w1)),(&w1),(size_t)(size)*
sizeof(**(&w2)),(&w2),(size_t)(size)*sizeof(**(&w3
)),(&w3),(size_t)(size)*sizeof(**(&w4)),(&w4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2193,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /* mesg size, initialize work vectors */
2194
2195 for (i=0; i<ismax; i++) {
2196 jmax = nrow[i];
2197 irow_i = irow[i];
2198
2199 ierr = PetscMalloc1(jmax,&row2proc_i)PetscMallocA(1,PETSC_FALSE,2199,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(jmax)*sizeof(**(&row2proc_i)),(&row2proc_i)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2199,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2200 row2proc[i] = row2proc_i;
2201
2202 if (issorted[i]) proc = 0;
2203 for (j=0; j<jmax; j++) {
2204 if (!issorted[i]) proc = 0;
2205 row = irow_i[j];
2206 while (row >= C->rmap->range[proc+1]) proc++;
2207 w4[proc]++;
2208 row2proc_i[j] = proc; /* map row index to proc */
2209 }
2210 for (j=0; j<size; j++) {
2211 if (w4[j]) { w1[j] += w4[j]; w3[j]++; w4[j] = 0;}
2212 }
2213 }
2214
2215 nrqs = 0; /* no of outgoing messages */
2216 msz = 0; /* total mesg length (for all procs) */
2217 w1[rank] = 0; /* no mesg sent to self */
2218 w3[rank] = 0;
2219 for (i=0; i<size; i++) {
2220 if (w1[i]) { w2[i] = 1; nrqs++;} /* there exists a message to proc i */
2221 }
2222 ierr = PetscMalloc1(nrqs+1,&pa)PetscMallocA(1,PETSC_FALSE,2222,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&pa)),(&pa));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2222,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0); /*(proc -array)*/
2223 for (i=0,j=0; i<size; i++) {
2224 if (w1[i]) { pa[j] = i; j++; }
2225 }
2226
2227 /* Each message would have a header = 1 + 2*(no of IS) + data */
2228 for (i=0; i<nrqs; i++) {
2229 j = pa[i];
2230 w1[j] += w2[j] + 2* w3[j];
2231 msz += w1[j];
2232 }
2233 ierr = PetscInfo2(0,"Number of outgoing messages %D Total message length %D\n",nrqs,msz)PetscInfo_Private(__func__,0,"Number of outgoing messages %D Total message length %D\n"
,nrqs,msz);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2233,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2234
2235 /* Determine the number of messages to expect, their lengths, from from-ids */
2236 ierr = PetscGatherNumberOfMessages(comm,w2,w1,&nrqr);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2236,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2237 ierr = PetscGatherMessageLengths(comm,nrqs,nrqr,w1,&onodes1,&olengths1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2237,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2238
2239 /* Now post the Irecvs corresponding to these messages */
2240 tag0 = ((PetscObject)C)->tag;
2241 ierr = PetscPostIrecvInt(comm,tag0,nrqr,onodes1,olengths1,&rbuf1,&r_waits1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2241,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2242
2243 ierr = PetscFree(onodes1)((*PetscTrFree)((void*)(onodes1),2243,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((onodes1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2243,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2244 ierr = PetscFree(olengths1)((*PetscTrFree)((void*)(olengths1),2244,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((olengths1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2244,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2245
2246 /* Allocate Memory for outgoing messages */
2247 ierr = PetscMalloc4(size,&sbuf1,size,&ptr,2*msz,&tmp,size,&ctr)PetscMallocA(4,PETSC_FALSE,2247,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(size)*sizeof(**(&sbuf1)),(&sbuf1),(size_t)(
size)*sizeof(**(&ptr)),(&ptr),(size_t)(2*msz)*sizeof(
**(&tmp)),(&tmp),(size_t)(size)*sizeof(**(&ctr)),
(&ctr));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2247,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2248 ierr = PetscArrayzero(sbuf1,size)PetscMemzero(sbuf1,(size)*sizeof(*(sbuf1)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2248,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2249 ierr = PetscArrayzero(ptr,size)PetscMemzero(ptr,(size)*sizeof(*(ptr)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2249,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2250
2251 {
2252 PetscInt *iptr = tmp;
2253 k = 0;
2254 for (i=0; i<nrqs; i++) {
2255 j = pa[i];
2256 iptr += k;
2257 sbuf1[j] = iptr;
2258 k = w1[j];
2259 }
2260 }
2261
2262 /* Form the outgoing messages. Initialize the header space */
2263 for (i=0; i<nrqs; i++) {
2264 j = pa[i];
2265 sbuf1[j][0] = 0;
2266 ierr = PetscArrayzero(sbuf1[j]+1,2*w3[j])PetscMemzero(sbuf1[j]+1,(2*w3[j])*sizeof(*(sbuf1[j]+1)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2266,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2267 ptr[j] = sbuf1[j] + 2*w3[j] + 1;
2268 }
2269
2270 /* Parse the isrow and copy data into outbuf */
2271 for (i=0; i<ismax; i++) {
2272 row2proc_i = row2proc[i];
2273 ierr = PetscArrayzero(ctr,size)PetscMemzero(ctr,(size)*sizeof(*(ctr)));;CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2273,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2274 irow_i = irow[i];
2275 jmax = nrow[i];
2276 for (j=0; j<jmax; j++) { /* parse the indices of each IS */
2277 proc = row2proc_i[j];
2278 if (proc != rank) { /* copy to the outgoing buf*/
2279 ctr[proc]++;
2280 *ptr[proc] = irow_i[j];
2281 ptr[proc]++;
2282 }
2283 }
2284 /* Update the headers for the current IS */
2285 for (j=0; j<size; j++) { /* Can Optimise this loop too */
2286 if ((ctr_j = ctr[j])) {
2287 sbuf1_j = sbuf1[j];
2288 k = ++sbuf1_j[0];
2289 sbuf1_j[2*k] = ctr_j;
2290 sbuf1_j[2*k-1] = i;
2291 }
2292 }
2293 }
2294
2295 /* Now post the sends */
2296 ierr = PetscMalloc1(nrqs+1,&s_waits1)PetscMallocA(1,PETSC_FALSE,2296,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&s_waits1)),(&s_waits1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2296,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2297 for (i=0; i<nrqs; ++i) {
2298 j = pa[i];
2299 ierr = MPI_Isend(sbuf1[j],w1[j],MPIU_INT,j,tag0,comm,s_waits1+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(w1[j]),(((MPI_Datatype)0x4c000405))) || MPI_Isend((sbuf1[j
]),(w1[j]),(((MPI_Datatype)0x4c000405)),(j),(tag0),(comm),(s_waits1
+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2299,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2300 }
2301
2302 /* Post Receives to capture the buffer size */
2303 ierr = PetscMalloc1(nrqs+1,&r_waits2)PetscMallocA(1,PETSC_FALSE,2303,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_waits2)),(&r_waits2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2303,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2304 ierr = PetscMalloc3(nrqs+1,&req_source2,nrqs+1,&rbuf2,nrqs+1,&rbuf3)PetscMallocA(3,PETSC_FALSE,2304,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&req_source2)),(&req_source2
),(size_t)(nrqs+1)*sizeof(**(&rbuf2)),(&rbuf2),(size_t
)(nrqs+1)*sizeof(**(&rbuf3)),(&rbuf3));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2304,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2305 rbuf2[0] = tmp + msz;
2306 for (i=1; i<nrqs; ++i) {
2307 rbuf2[i] = rbuf2[i-1]+w1[pa[i-1]];
2308 }
2309 for (i=0; i<nrqs; ++i) {
2310 j = pa[i];
2311 ierr = MPI_Irecv(rbuf2[i],w1[j],MPIU_INT,j,tag2,comm,r_waits2+i)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(w1[j]),(((MPI_Datatype)0x4c000405))) || MPI_Irecv((rbuf2[i
]),(w1[j]),(((MPI_Datatype)0x4c000405)),(j),(tag2),(comm),(r_waits2
+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2311,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2312 }
2313
2314 /* Send to other procs the buf size they should allocate */
2315 /* Receive messages*/
2316 ierr = PetscMalloc1(nrqr+1,&s_waits2)PetscMallocA(1,PETSC_FALSE,2316,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&s_waits2)),(&s_waits2));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2316,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2317 ierr = PetscMalloc1(nrqr+1,&r_status1)PetscMallocA(1,PETSC_FALSE,2317,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&r_status1)),(&r_status1)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2317,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2318 ierr = PetscMalloc3(nrqr,&sbuf2,nrqr,&req_size,nrqr,&req_source1)PetscMallocA(3,PETSC_FALSE,2318,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr)*sizeof(**(&sbuf2)),(&sbuf2),(size_t)(
nrqr)*sizeof(**(&req_size)),(&req_size),(size_t)(nrqr
)*sizeof(**(&req_source1)),(&req_source1));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2318,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2319 {
2320 PetscInt *sAi = a->i,*sBi = b->i,id,rstart = C->rmap->rstart;
2321 PetscInt *sbuf2_i;
2322
2323 ierr = MPI_Waitall(nrqr,r_waits1,r_status1)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(r_waits1),(r_status1)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2323,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2324 for (i=0; i<nrqr; ++i) {
2325 req_size[i] = 0;
2326 rbuf1_i = rbuf1[i];
2327 start = 2*rbuf1_i[0] + 1;
2328 ierr = MPI_Get_count(r_status1+i,MPIU_INT((MPI_Datatype)0x4c000405),&end);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2328,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2329 ierr = PetscMalloc1(end+1,&sbuf2[i])PetscMallocA(1,PETSC_FALSE,2329,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(end+1)*sizeof(**(&sbuf2[i])),(&sbuf2[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2329,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2330 sbuf2_i = sbuf2[i];
2331 for (j=start; j<end; j++) {
2332 id = rbuf1_i[j] - rstart;
2333 ncols = sAi[id+1] - sAi[id] + sBi[id+1] - sBi[id];
2334 sbuf2_i[j] = ncols;
2335 req_size[i] += ncols;
2336 }
2337 req_source1[i] = r_status1[i].MPI_SOURCE;
2338 /* form the header */
2339 sbuf2_i[0] = req_size[i];
2340 for (j=1; j<start; j++) sbuf2_i[j] = rbuf1_i[j];
2341
2342 ierr = MPI_Isend(sbuf2_i,end,MPIU_INT,req_source1[i],tag2,comm,s_waits2+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(end),(((MPI_Datatype)0x4c000405))) || MPI_Isend((sbuf2_i),
(end),(((MPI_Datatype)0x4c000405)),(req_source1[i]),(tag2),(comm
),(s_waits2+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2342,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2343 }
2344 }
2345 ierr = PetscFree(r_status1)((*PetscTrFree)((void*)(r_status1),2345,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_status1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2345,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2346 ierr = PetscFree(r_waits1)((*PetscTrFree)((void*)(r_waits1),2346,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2346,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2347 ierr = PetscFree4(w1,w2,w3,w4)PetscFreeA(4,2347,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(w1),&(w2),&(w3),&(w4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2347,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2348
2349 /* Receive messages*/
2350 ierr = PetscMalloc1(nrqs+1,&r_waits3)PetscMallocA(1,PETSC_FALSE,2350,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_waits3)),(&r_waits3));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2350,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2351 ierr = PetscMalloc1(nrqs+1,&r_status2)PetscMallocA(1,PETSC_FALSE,2351,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_status2)),(&r_status2)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2351,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2352
2353 ierr = MPI_Waitall(nrqs,r_waits2,r_status2)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(r_waits2),(r_status2)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2353,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2354 for (i=0; i<nrqs; ++i) {
2355 ierr = PetscMalloc1(rbuf2[i][0]+1,&rbuf3[i])PetscMallocA(1,PETSC_FALSE,2355,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(rbuf2[i][0]+1)*sizeof(**(&rbuf3[i])),(&rbuf3
[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2355,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2356 req_source2[i] = r_status2[i].MPI_SOURCE;
2357 ierr = MPI_Irecv(rbuf3[i],rbuf2[i][0],MPIU_INT,req_source2[i],tag3,comm,r_waits3+i)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(rbuf2[i][0]),(((MPI_Datatype)0x4c000405))) || MPI_Irecv((rbuf3
[i]),(rbuf2[i][0]),(((MPI_Datatype)0x4c000405)),(req_source2[
i]),(tag3),(comm),(r_waits3+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2357,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2358 }
2359 ierr = PetscFree(r_status2)((*PetscTrFree)((void*)(r_status2),2359,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_status2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2359,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2360 ierr = PetscFree(r_waits2)((*PetscTrFree)((void*)(r_waits2),2360,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2360,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2361
2362 /* Wait on sends1 and sends2 */
2363 ierr = PetscMalloc1(nrqs+1,&s_status1)PetscMallocA(1,PETSC_FALSE,2363,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&s_status1)),(&s_status1)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2363,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2364 ierr = PetscMalloc1(nrqr+1,&s_status2)PetscMallocA(1,PETSC_FALSE,2364,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&s_status2)),(&s_status2)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2364,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2365
2366 if (nrqs) {ierr = MPI_Waitall(nrqs,s_waits1,s_status1)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(s_waits1),(s_status1)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2366,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
2367 if (nrqr) {ierr = MPI_Waitall(nrqr,s_waits2,s_status2)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits2),(s_status2)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2367,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
2368 ierr = PetscFree(s_status1)((*PetscTrFree)((void*)(s_status1),2368,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_status1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2368,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2369 ierr = PetscFree(s_status2)((*PetscTrFree)((void*)(s_status2),2369,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_status2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2369,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2370 ierr = PetscFree(s_waits1)((*PetscTrFree)((void*)(s_waits1),2370,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits1) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2370,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2371 ierr = PetscFree(s_waits2)((*PetscTrFree)((void*)(s_waits2),2371,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits2) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2371,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2372
2373 /* Now allocate sending buffers for a->j, and send them off */
2374 ierr = PetscMalloc1(nrqr+1,&sbuf_aj)PetscMallocA(1,PETSC_FALSE,2374,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&sbuf_aj)),(&sbuf_aj));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2374,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2375 for (i=0,j=0; i<nrqr; i++) j += req_size[i];
2376 ierr = PetscMalloc1(j+1,&sbuf_aj[0])PetscMallocA(1,PETSC_FALSE,2376,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(j+1)*sizeof(**(&sbuf_aj[0])),(&sbuf_aj[0]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2376,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2377 for (i=1; i<nrqr; i++) sbuf_aj[i] = sbuf_aj[i-1] + req_size[i-1];
2378
2379 ierr = PetscMalloc1(nrqr+1,&s_waits3)PetscMallocA(1,PETSC_FALSE,2379,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&s_waits3)),(&s_waits3));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2379,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2380 {
2381 PetscInt nzA,nzB,*a_i = a->i,*b_i = b->i,lwrite;
2382 PetscInt *cworkA,*cworkB,cstart = C->cmap->rstart,rstart = C->rmap->rstart,*bmap = c->garray;
2383 PetscInt cend = C->cmap->rend;
2384 PetscInt *a_j = a->j,*b_j = b->j,ctmp;
2385
2386 for (i=0; i<nrqr; i++) {
2387 rbuf1_i = rbuf1[i];
2388 sbuf_aj_i = sbuf_aj[i];
2389 ct1 = 2*rbuf1_i[0] + 1;
2390 ct2 = 0;
2391 for (j=1,max1=rbuf1_i[0]; j<=max1; j++) {
2392 kmax = rbuf1[i][2*j];
2393 for (k=0; k<kmax; k++,ct1++) {
2394 row = rbuf1_i[ct1] - rstart;
2395 nzA = a_i[row+1] - a_i[row]; nzB = b_i[row+1] - b_i[row];
2396 ncols = nzA + nzB;
2397 cworkA = a_j + a_i[row]; cworkB = b_j + b_i[row];
2398
2399 /* load the column indices for this row into cols */
2400 cols = sbuf_aj_i + ct2;
2401
2402 lwrite = 0;
2403 for (l=0; l<nzB; l++) {
2404 if ((ctmp = bmap[cworkB[l]]) < cstart) cols[lwrite++] = ctmp;
2405 }
2406 for (l=0; l<nzA; l++) cols[lwrite++] = cstart + cworkA[l];
2407 for (l=0; l<nzB; l++) {
2408 if ((ctmp = bmap[cworkB[l]]) >= cend) cols[lwrite++] = ctmp;
2409 }
2410
2411 ct2 += ncols;
2412 }
2413 }
2414 ierr = MPI_Isend(sbuf_aj_i,req_size[i],MPIU_INT,req_source1[i],tag3,comm,s_waits3+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(req_size[i]),(((MPI_Datatype)0x4c000405))) || MPI_Isend((sbuf_aj_i
),(req_size[i]),(((MPI_Datatype)0x4c000405)),(req_source1[i])
,(tag3),(comm),(s_waits3+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2414,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2415 }
2416 }
2417 ierr = PetscMalloc2(nrqs+1,&r_status3,nrqr+1,&s_status3)PetscMallocA(2,PETSC_FALSE,2417,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_status3)),(&r_status3)
,(size_t)(nrqr+1)*sizeof(**(&s_status3)),(&s_status3)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2417,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2418
2419 /* create col map: global col of C -> local col of submatrices */
2420 {
2421 const PetscInt *icol_i;
2422#if defined(PETSC_USE_CTABLE1)
2423 for (i=0; i<ismax; i++) {
2424 if (!allcolumns[i]) {
2425 ierr = PetscTableCreate(ncol[i]+1,C->cmap->N+1,&cmap[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2425,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2426
2427 jmax = ncol[i];
2428 icol_i = icol[i];
2429 cmap_i = cmap[i];
2430 for (j=0; j<jmax; j++) {
2431 ierr = PetscTableAdd(cmap[i],icol_i[j]+1,j+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2431,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2432 }
2433 } else cmap[i] = NULL((void*)0);
2434 }
2435#else
2436 for (i=0; i<ismax; i++) {
2437 if (!allcolumns[i]) {
2438 ierr = PetscCalloc1(C->cmap->N,&cmap[i])PetscMallocA(1,PETSC_TRUE,2438,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(C->cmap->N)*sizeof(**(&cmap[i])),(&cmap
[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2438,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2439 jmax = ncol[i];
2440 icol_i = icol[i];
2441 cmap_i = cmap[i];
2442 for (j=0; j<jmax; j++) {
2443 cmap_i[icol_i[j]] = j+1;
2444 }
2445 } else cmap[i] = NULL((void*)0);
2446 }
2447#endif
2448 }
2449
2450 /* Create lens which is required for MatCreate... */
2451 for (i=0,j=0; i<ismax; i++) j += nrow[i];
2452 ierr = PetscMalloc1(ismax,&lens)PetscMallocA(1,PETSC_FALSE,2452,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(ismax)*sizeof(**(&lens)),(&lens));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2452,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2453
2454 if (ismax) {
2455 ierr = PetscCalloc1(j,&lens[0])PetscMallocA(1,PETSC_TRUE,2455,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(j)*sizeof(**(&lens[0])),(&lens[0]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2455,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2456 }
2457 for (i=1; i<ismax; i++) lens[i] = lens[i-1] + nrow[i-1];
2458
2459 /* Update lens from local data */
2460 for (i=0; i<ismax; i++) {
2461 row2proc_i = row2proc[i];
2462 jmax = nrow[i];
2463 if (!allcolumns[i]) cmap_i = cmap[i];
2464 irow_i = irow[i];
2465 lens_i = lens[i];
2466 for (j=0; j<jmax; j++) {
2467 row = irow_i[j];
2468 proc = row2proc_i[j];
2469 if (proc == rank) {
2470 ierr = MatGetRow_MPIAIJ(C,row,&ncols,&cols,0);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2470,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2471 if (!allcolumns[i]) {
2472 for (k=0; k<ncols; k++) {
2473#if defined(PETSC_USE_CTABLE1)
2474 ierr = PetscTableFind(cmap_i,cols[k]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2474,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2475#else
2476 tcol = cmap_i[cols[k]];
2477#endif
2478 if (tcol) lens_i[j]++;
2479 }
2480 } else { /* allcolumns */
2481 lens_i[j] = ncols;
2482 }
2483 ierr = MatRestoreRow_MPIAIJ(C,row,&ncols,&cols,0);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2483,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2484 }
2485 }
2486 }
2487
2488 /* Create row map: global row of C -> local row of submatrices */
2489#if defined(PETSC_USE_CTABLE1)
2490 for (i=0; i<ismax; i++) {
2491 ierr = PetscTableCreate(nrow[i]+1,C->rmap->N+1,&rmap[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2491,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2492 irow_i = irow[i];
2493 jmax = nrow[i];
2494 for (j=0; j<jmax; j++) {
2495 ierr = PetscTableAdd(rmap[i],irow_i[j]+1,j+1,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2495,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2496 }
2497 }
2498#else
2499 for (i=0; i<ismax; i++) {
2500 ierr = PetscCalloc1(C->rmap->N,&rmap[i])PetscMallocA(1,PETSC_TRUE,2500,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(C->rmap->N)*sizeof(**(&rmap[i])),(&rmap
[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2500,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2501 rmap_i = rmap[i];
2502 irow_i = irow[i];
2503 jmax = nrow[i];
2504 for (j=0; j<jmax; j++) {
2505 rmap_i[irow_i[j]] = j;
2506 }
2507 }
2508#endif
2509
2510 /* Update lens from offproc data */
2511 {
2512 PetscInt *rbuf2_i,*rbuf3_i,*sbuf1_i;
2513
2514 ierr = MPI_Waitall(nrqs,r_waits3,r_status3)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(r_waits3),(r_status3)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2514,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2515 for (tmp2=0; tmp2<nrqs; tmp2++) {
2516 sbuf1_i = sbuf1[pa[tmp2]];
2517 jmax = sbuf1_i[0];
2518 ct1 = 2*jmax+1;
2519 ct2 = 0;
2520 rbuf2_i = rbuf2[tmp2];
2521 rbuf3_i = rbuf3[tmp2];
2522 for (j=1; j<=jmax; j++) {
2523 is_no = sbuf1_i[2*j-1];
2524 max1 = sbuf1_i[2*j];
2525 lens_i = lens[is_no];
2526 if (!allcolumns[is_no]) cmap_i = cmap[is_no];
2527 rmap_i = rmap[is_no];
2528 for (k=0; k<max1; k++,ct1++) {
2529#if defined(PETSC_USE_CTABLE1)
2530 ierr = PetscTableFind(rmap_i,sbuf1_i[ct1]+1,&row);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2530,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2531 row--;
2532 if (row < 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"row not found in table")return PetscError(((MPI_Comm)0x44000001),2532,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"row not found in table");
2533#else
2534 row = rmap_i[sbuf1_i[ct1]]; /* the val in the new matrix to be */
2535#endif
2536 max2 = rbuf2_i[ct1];
2537 for (l=0; l<max2; l++,ct2++) {
2538 if (!allcolumns[is_no]) {
2539#if defined(PETSC_USE_CTABLE1)
2540 ierr = PetscTableFind(cmap_i,rbuf3_i[ct2]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2540,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2541#else
2542 tcol = cmap_i[rbuf3_i[ct2]];
2543#endif
2544 if (tcol) lens_i[row]++;
2545 } else { /* allcolumns */
2546 lens_i[row]++; /* lens_i[row] += max2 ? */
2547 }
2548 }
2549 }
2550 }
2551 }
2552 }
2553 ierr = PetscFree(r_waits3)((*PetscTrFree)((void*)(r_waits3),2553,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits3) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2553,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2554 if (nrqr) {ierr = MPI_Waitall(nrqr,s_waits3,s_status3)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits3),(s_status3)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2554,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
2555 ierr = PetscFree2(r_status3,s_status3)PetscFreeA(2,2555,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(r_status3),&(s_status3));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2555,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2556 ierr = PetscFree(s_waits3)((*PetscTrFree)((void*)(s_waits3),2556,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits3) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2556,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2557
2558 /* Create the submatrices */
2559 for (i=0; i<ismax; i++) {
2560 PetscInt rbs,cbs;
2561
2562 ierr = ISGetBlockSize(isrow[i],&rbs);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2562,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2563 ierr = ISGetBlockSize(iscol[i],&cbs);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2563,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2564
2565 ierr = MatCreate(PETSC_COMM_SELF((MPI_Comm)0x44000001),submats+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2565,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2566 ierr = MatSetSizes(submats[i],nrow[i],ncol[i],PETSC_DETERMINE-1,PETSC_DETERMINE-1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2566,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2567
2568 ierr = MatSetBlockSizes(submats[i],rbs,cbs);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2568,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2569 ierr = MatSetType(submats[i],((PetscObject)A)->type_name);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2569,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2570 ierr = MatSeqAIJSetPreallocation(submats[i],0,lens[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2570,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2571
2572 /* create struct Mat_SubSppt and attached it to submat */
2573 ierr = PetscNew(&smat_i)PetscMallocA(1,PETSC_TRUE,2573,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(1)*sizeof(**((&smat_i))),((&smat_i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2573,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2574 subc = (Mat_SeqAIJ*)submats[i]->data;
2575 subc->submatis1 = smat_i;
2576
2577 smat_i->destroy = submats[i]->ops->destroy;
2578 submats[i]->ops->destroy = MatDestroySubMatrix_SeqAIJ;
2579 submats[i]->factortype = C->factortype;
2580
2581 smat_i->id = i;
2582 smat_i->nrqs = nrqs;
2583 smat_i->nrqr = nrqr;
2584 smat_i->rbuf1 = rbuf1;
2585 smat_i->rbuf2 = rbuf2;
2586 smat_i->rbuf3 = rbuf3;
2587 smat_i->sbuf2 = sbuf2;
2588 smat_i->req_source2 = req_source2;
2589
2590 smat_i->sbuf1 = sbuf1;
2591 smat_i->ptr = ptr;
2592 smat_i->tmp = tmp;
2593 smat_i->ctr = ctr;
2594
2595 smat_i->pa = pa;
2596 smat_i->req_size = req_size;
2597 smat_i->req_source1 = req_source1;
2598
2599 smat_i->allcolumns = allcolumns[i];
2600 smat_i->singleis = PETSC_FALSE;
2601 smat_i->row2proc = row2proc[i];
2602 smat_i->rmap = rmap[i];
2603 smat_i->cmap = cmap[i];
2604 }
2605
2606 if (!ismax) { /* Create dummy submats[0] for reuse struct subc */
2607 ierr = MatCreate(PETSC_COMM_SELF((MPI_Comm)0x44000001),&submats[0]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2607,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2608 ierr = MatSetSizes(submats[0],0,0,PETSC_DETERMINE-1,PETSC_DETERMINE-1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2608,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2609 ierr = MatSetType(submats[0],MATDUMMY"dummy");CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2609,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2610
2611 /* create struct Mat_SubSppt and attached it to submat */
2612 ierr = PetscNewLog(submats[0],&smat_i)(PetscMallocA(1,PETSC_TRUE,2612,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(1)*sizeof(**(((&smat_i)))),(((&smat_i)))) ||
PetscLogObjectMemory((PetscObject)submats[0],sizeof(**(&
smat_i))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2612,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2613 submats[0]->data = (void*)smat_i;
2614
2615 smat_i->destroy = submats[0]->ops->destroy;
2616 submats[0]->ops->destroy = MatDestroySubMatrix_Dummy;
2617 submats[0]->factortype = C->factortype;
2618
2619 smat_i->id = 0;
2620 smat_i->nrqs = nrqs;
2621 smat_i->nrqr = nrqr;
2622 smat_i->rbuf1 = rbuf1;
2623 smat_i->rbuf2 = rbuf2;
2624 smat_i->rbuf3 = rbuf3;
2625 smat_i->sbuf2 = sbuf2;
2626 smat_i->req_source2 = req_source2;
2627
2628 smat_i->sbuf1 = sbuf1;
2629 smat_i->ptr = ptr;
2630 smat_i->tmp = tmp;
2631 smat_i->ctr = ctr;
2632
2633 smat_i->pa = pa;
2634 smat_i->req_size = req_size;
2635 smat_i->req_source1 = req_source1;
2636
2637 smat_i->allcolumns = PETSC_FALSE;
2638 smat_i->singleis = PETSC_FALSE;
2639 smat_i->row2proc = NULL((void*)0);
2640 smat_i->rmap = NULL((void*)0);
2641 smat_i->cmap = NULL((void*)0);
2642 }
2643
2644 if (ismax) {ierr = PetscFree(lens[0])((*PetscTrFree)((void*)(lens[0]),2644,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((lens[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2644,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
2645 ierr = PetscFree(lens)((*PetscTrFree)((void*)(lens),2645,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((lens) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2645,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2646 ierr = PetscFree(sbuf_aj[0])((*PetscTrFree)((void*)(sbuf_aj[0]),2646,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aj[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2646,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2647 ierr = PetscFree(sbuf_aj)((*PetscTrFree)((void*)(sbuf_aj),2647,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aj) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2647,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2648
2649 } /* endof scall == MAT_INITIAL_MATRIX */
2650
2651 /* Post recv matrix values */
2652 ierr = PetscObjectGetNewTag((PetscObject)C,&tag4);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2652,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2653 ierr = PetscMalloc1(nrqs+1,&rbuf4)PetscMallocA(1,PETSC_FALSE,2653,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&rbuf4)),(&rbuf4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2653,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2654 ierr = PetscMalloc1(nrqs+1,&r_waits4)PetscMallocA(1,PETSC_FALSE,2654,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_waits4)),(&r_waits4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2654,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2655 ierr = PetscMalloc1(nrqs+1,&r_status4)PetscMallocA(1,PETSC_FALSE,2655,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqs+1)*sizeof(**(&r_status4)),(&r_status4)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2655,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2656 ierr = PetscMalloc1(nrqr+1,&s_status4)PetscMallocA(1,PETSC_FALSE,2656,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&s_status4)),(&s_status4)
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2656,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2657 for (i=0; i<nrqs; ++i) {
2658 ierr = PetscMalloc1(rbuf2[i][0]+1,&rbuf4[i])PetscMallocA(1,PETSC_FALSE,2658,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(rbuf2[i][0]+1)*sizeof(**(&rbuf4[i])),(&rbuf4
[i]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2658,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2659 ierr = MPI_Irecv(rbuf4[i],rbuf2[i][0],MPIU_SCALAR,req_source2[i],tag4,comm,r_waits4+i)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(rbuf2[i][0]),(((MPI_Datatype)0x4c00080b))) || MPI_Irecv((rbuf4
[i]),(rbuf2[i][0]),(((MPI_Datatype)0x4c00080b)),(req_source2[
i]),(tag4),(comm),(r_waits4+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2659,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2660 }
2661
2662 /* Allocate sending buffers for a->a, and send them off */
2663 ierr = PetscMalloc1(nrqr+1,&sbuf_aa)PetscMallocA(1,PETSC_FALSE,2663,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&sbuf_aa)),(&sbuf_aa));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2663,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2664 for (i=0,j=0; i<nrqr; i++) j += req_size[i];
2665 ierr = PetscMalloc1(j+1,&sbuf_aa[0])PetscMallocA(1,PETSC_FALSE,2665,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(j+1)*sizeof(**(&sbuf_aa[0])),(&sbuf_aa[0]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2665,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2666 for (i=1; i<nrqr; i++) sbuf_aa[i] = sbuf_aa[i-1] + req_size[i-1];
2667
2668 ierr = PetscMalloc1(nrqr+1,&s_waits4)PetscMallocA(1,PETSC_FALSE,2668,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(nrqr+1)*sizeof(**(&s_waits4)),(&s_waits4));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2668,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2669 {
2670 PetscInt nzA,nzB,*a_i = a->i,*b_i = b->i, *cworkB,lwrite;
2671 PetscInt cstart = C->cmap->rstart,rstart = C->rmap->rstart,*bmap = c->garray;
2672 PetscInt cend = C->cmap->rend;
2673 PetscInt *b_j = b->j;
2674 PetscScalar *vworkA,*vworkB,*a_a = a->a,*b_a = b->a;
2675
2676 for (i=0; i<nrqr; i++) {
2677 rbuf1_i = rbuf1[i];
2678 sbuf_aa_i = sbuf_aa[i];
2679 ct1 = 2*rbuf1_i[0]+1;
2680 ct2 = 0;
2681 for (j=1,max1=rbuf1_i[0]; j<=max1; j++) {
2682 kmax = rbuf1_i[2*j];
2683 for (k=0; k<kmax; k++,ct1++) {
2684 row = rbuf1_i[ct1] - rstart;
2685 nzA = a_i[row+1] - a_i[row]; nzB = b_i[row+1] - b_i[row];
2686 ncols = nzA + nzB;
2687 cworkB = b_j + b_i[row];
2688 vworkA = a_a + a_i[row];
2689 vworkB = b_a + b_i[row];
2690
2691 /* load the column values for this row into vals*/
2692 vals = sbuf_aa_i+ct2;
2693
2694 lwrite = 0;
2695 for (l=0; l<nzB; l++) {
2696 if ((bmap[cworkB[l]]) < cstart) vals[lwrite++] = vworkB[l];
2697 }
2698 for (l=0; l<nzA; l++) vals[lwrite++] = vworkA[l];
2699 for (l=0; l<nzB; l++) {
2700 if ((bmap[cworkB[l]]) >= cend) vals[lwrite++] = vworkB[l];
2701 }
2702
2703 ct2 += ncols;
2704 }
2705 }
2706 ierr = MPI_Isend(sbuf_aa_i,req_size[i],MPIU_SCALAR,req_source1[i],tag4,comm,s_waits4+i)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(req_size[i]),(((MPI_Datatype)0x4c00080b))) || MPI_Isend((sbuf_aa_i
),(req_size[i]),(((MPI_Datatype)0x4c00080b)),(req_source1[i])
,(tag4),(comm),(s_waits4+i)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2706,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2707 }
2708 }
2709
2710 /* Assemble the matrices */
2711 /* First assemble the local rows */
2712 for (i=0; i<ismax; i++) {
2713 row2proc_i = row2proc[i];
2714 subc = (Mat_SeqAIJ*)submats[i]->data;
2715 imat_ilen = subc->ilen;
2716 imat_j = subc->j;
2717 imat_i = subc->i;
2718 imat_a = subc->a;
2719
2720 if (!allcolumns[i]) cmap_i = cmap[i];
2721 rmap_i = rmap[i];
2722 irow_i = irow[i];
2723 jmax = nrow[i];
2724 for (j=0; j<jmax; j++) {
2725 row = irow_i[j];
2726 proc = row2proc_i[j];
2727 if (proc == rank) {
2728 old_row = row;
2729#if defined(PETSC_USE_CTABLE1)
2730 ierr = PetscTableFind(rmap_i,row+1,&row);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2730,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2731 row--;
2732#else
2733 row = rmap_i[row];
2734#endif
2735 ilen_row = imat_ilen[row];
2736 ierr = MatGetRow_MPIAIJ(C,old_row,&ncols,&cols,&vals);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2736,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2737 mat_i = imat_i[row];
2738 mat_a = imat_a + mat_i;
2739 mat_j = imat_j + mat_i;
2740 if (!allcolumns[i]) {
2741 for (k=0; k<ncols; k++) {
2742#if defined(PETSC_USE_CTABLE1)
2743 ierr = PetscTableFind(cmap_i,cols[k]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2743,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2744#else
2745 tcol = cmap_i[cols[k]];
2746#endif
2747 if (tcol) {
2748 *mat_j++ = tcol - 1;
2749 *mat_a++ = vals[k];
2750 ilen_row++;
2751 }
2752 }
2753 } else { /* allcolumns */
2754 for (k=0; k<ncols; k++) {
2755 *mat_j++ = cols[k]; /* global col index! */
2756 *mat_a++ = vals[k];
2757 ilen_row++;
2758 }
2759 }
2760 ierr = MatRestoreRow_MPIAIJ(C,old_row,&ncols,&cols,&vals);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2760,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2761
2762 imat_ilen[row] = ilen_row;
2763 }
2764 }
2765 }
2766
2767 /* Now assemble the off proc rows */
2768 ierr = MPI_Waitall(nrqs,r_waits4,r_status4)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqs),0) || MPI_Waitall((nrqs),(r_waits4),(r_status4)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2768,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2769 for (tmp2=0; tmp2<nrqs; tmp2++) {
2770 sbuf1_i = sbuf1[pa[tmp2]];
2771 jmax = sbuf1_i[0];
2772 ct1 = 2*jmax + 1;
2773 ct2 = 0;
2774 rbuf2_i = rbuf2[tmp2];
2775 rbuf3_i = rbuf3[tmp2];
2776 rbuf4_i = rbuf4[tmp2];
2777 for (j=1; j<=jmax; j++) {
2778 is_no = sbuf1_i[2*j-1];
2779 rmap_i = rmap[is_no];
2780 if (!allcolumns[is_no]) cmap_i = cmap[is_no];
2781 subc = (Mat_SeqAIJ*)submats[is_no]->data;
2782 imat_ilen = subc->ilen;
2783 imat_j = subc->j;
2784 imat_i = subc->i;
2785 imat_a = subc->a;
2786 max1 = sbuf1_i[2*j];
2787 for (k=0; k<max1; k++,ct1++) {
2788 row = sbuf1_i[ct1];
2789#if defined(PETSC_USE_CTABLE1)
2790 ierr = PetscTableFind(rmap_i,row+1,&row);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2790,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2791 row--;
2792#else
2793 row = rmap_i[row];
2794#endif
2795 ilen = imat_ilen[row];
2796 mat_i = imat_i[row];
2797 mat_a = imat_a + mat_i;
2798 mat_j = imat_j + mat_i;
2799 max2 = rbuf2_i[ct1];
2800 if (!allcolumns[is_no]) {
2801 for (l=0; l<max2; l++,ct2++) {
2802#if defined(PETSC_USE_CTABLE1)
2803 ierr = PetscTableFind(cmap_i,rbuf3_i[ct2]+1,&tcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2803,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2804#else
2805 tcol = cmap_i[rbuf3_i[ct2]];
2806#endif
2807 if (tcol) {
2808 *mat_j++ = tcol - 1;
2809 *mat_a++ = rbuf4_i[ct2];
2810 ilen++;
2811 }
2812 }
2813 } else { /* allcolumns */
2814 for (l=0; l<max2; l++,ct2++) {
2815 *mat_j++ = rbuf3_i[ct2]; /* same global column index of C */
2816 *mat_a++ = rbuf4_i[ct2];
2817 ilen++;
2818 }
2819 }
2820 imat_ilen[row] = ilen;
2821 }
2822 }
2823 }
2824
2825 if (!iscsorted) { /* sort column indices of the rows */
2826 for (i=0; i<ismax; i++) {
2827 subc = (Mat_SeqAIJ*)submats[i]->data;
2828 imat_j = subc->j;
2829 imat_i = subc->i;
2830 imat_a = subc->a;
2831 imat_ilen = subc->ilen;
2832
2833 if (allcolumns[i]) continue;
2834 jmax = nrow[i];
2835 for (j=0; j<jmax; j++) {
2836 mat_i = imat_i[j];
2837 mat_a = imat_a + mat_i;
2838 mat_j = imat_j + mat_i;
2839 ierr = PetscSortIntWithScalarArray(imat_ilen[j],mat_j,mat_a);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2839,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2840 }
2841 }
2842 }
2843
2844 ierr = PetscFree(r_status4)((*PetscTrFree)((void*)(r_status4),2844,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_status4) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2844,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2845 ierr = PetscFree(r_waits4)((*PetscTrFree)((void*)(r_waits4),2845,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((r_waits4) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2845,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2846 if (nrqr) {ierr = MPI_Waitall(nrqr,s_waits4,s_status4)((petsc_wait_all_ct++,petsc_sum_of_waits_ct += (PetscLogDouble
) (nrqr),0) || MPI_Waitall((nrqr),(s_waits4),(s_status4)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2846,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);}
2847 ierr = PetscFree(s_waits4)((*PetscTrFree)((void*)(s_waits4),2847,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_waits4) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2847,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2848 ierr = PetscFree(s_status4)((*PetscTrFree)((void*)(s_status4),2848,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((s_status4) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2848,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2849
2850 /* Restore the indices */
2851 for (i=0; i<ismax; i++) {
2852 ierr = ISRestoreIndices(isrow[i],irow+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2852,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2853 if (!allcolumns[i]) {
2854 ierr = ISRestoreIndices(iscol[i],icol+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2854,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2855 }
2856 }
2857
2858 for (i=0; i<ismax; i++) {
2859 ierr = MatAssemblyBegin(submats[i],MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2859,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2860 ierr = MatAssemblyEnd(submats[i],MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2860,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2861 }
2862
2863 /* Destroy allocated memory */
2864 ierr = PetscFree(sbuf_aa[0])((*PetscTrFree)((void*)(sbuf_aa[0]),2864,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aa[0]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2864,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2865 ierr = PetscFree(sbuf_aa)((*PetscTrFree)((void*)(sbuf_aa),2865,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((sbuf_aa) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2865,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2866 ierr = PetscFree5(*(PetscInt***)&irow,*(PetscInt***)&icol,nrow,ncol,issorted)PetscFreeA(5,2866,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(*(PetscInt***)&irow),&(*(PetscInt***)&icol
),&(nrow),&(ncol),&(issorted));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2866,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2867
2868 for (i=0; i<nrqs; ++i) {
2869 ierr = PetscFree(rbuf4[i])((*PetscTrFree)((void*)(rbuf4[i]),2869,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rbuf4[i]) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2869,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2870 }
2871 ierr = PetscFree(rbuf4)((*PetscTrFree)((void*)(rbuf4),2871,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((rbuf4) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2871,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2872
2873 ierr = PetscFree4(row2proc,cmap,rmap,allcolumns)PetscFreeA(4,2873,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(row2proc),&(cmap),&(rmap),&(allcolumns));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2873,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2874 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);
2875}
2876
2877/*
2878 Permute A & B into C's *local* index space using rowemb,dcolemb for A and rowemb,ocolemb for B.
2879 Embeddings are supposed to be injections and the above implies that the range of rowemb is a subset
2880 of [0,m), dcolemb is in [0,n) and ocolemb is in [N-n).
2881 If pattern == DIFFERENT_NONZERO_PATTERN, C is preallocated according to A&B.
2882 After that B's columns are mapped into C's global column space, so that C is in the "disassembled"
2883 state, and needs to be "assembled" later by compressing B's column space.
2884
2885 This function may be called in lieu of preallocation, so C should not be expected to be preallocated.
2886 Following this call, C->A & C->B have been created, even if empty.
2887 */
2888PetscErrorCode MatSetSeqMats_MPIAIJ(Mat C,IS rowemb,IS dcolemb,IS ocolemb,MatStructure pattern,Mat A,Mat B)
2889{
2890 /* If making this function public, change the error returned in this function away from _PLIB. */
2891 PetscErrorCode ierr;
2892 Mat_MPIAIJ *aij;
2893 Mat_SeqAIJ *Baij;
2894 PetscBool seqaij,Bdisassembled;
2895 PetscInt m,n,*nz,i,j,ngcol,col,rstart,rend,shift,count;
2896 PetscScalar v;
2897 const PetscInt *rowindices,*colindices;
2898
2899 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 2899; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
2900 /* Check to make sure the component matrices (and embeddings) are compatible with C. */
2901 if (A) {
2902 ierr = PetscObjectBaseTypeCompare((PetscObject)A,MATSEQAIJ"seqaij",&seqaij);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2902,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2903 if (!seqaij) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Diagonal matrix is of wrong type")return PetscError(((MPI_Comm)0x44000001),2903,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Diagonal matrix is of wrong type");
2904 if (rowemb) {
2905 ierr = ISGetLocalSize(rowemb,&m);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2905,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2906 if (m != A->rmap->n) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Row IS of size %D is incompatible with diag matrix row size %D",m,A->rmap->n)return PetscError(((MPI_Comm)0x44000001),2906,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Row IS of size %D is incompatible with diag matrix row size %D"
,m,A->rmap->n);
2907 } else {
2908 if (C->rmap->n != A->rmap->n) {
2909 SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Diag seq matrix is row-incompatible with the MPIAIJ matrix")return PetscError(((MPI_Comm)0x44000001),2909,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Diag seq matrix is row-incompatible with the MPIAIJ matrix"
);
2910 }
2911 }
2912 if (dcolemb) {
2913 ierr = ISGetLocalSize(dcolemb,&n);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2913,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2914 if (n != A->cmap->n) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Diag col IS of size %D is incompatible with diag matrix col size %D",n,A->cmap->n)return PetscError(((MPI_Comm)0x44000001),2914,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Diag col IS of size %D is incompatible with diag matrix col size %D"
,n,A->cmap->n);
2915 } else {
2916 if (C->cmap->n != A->cmap->n) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Diag seq matrix is col-incompatible with the MPIAIJ matrix")return PetscError(((MPI_Comm)0x44000001),2916,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Diag seq matrix is col-incompatible with the MPIAIJ matrix"
);
2917 }
2918 }
2919 if (B) {
2920 ierr = PetscObjectBaseTypeCompare((PetscObject)B,MATSEQAIJ"seqaij",&seqaij);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2920,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2921 if (!seqaij) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Off-diagonal matrix is of wrong type")return PetscError(((MPI_Comm)0x44000001),2921,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Off-diagonal matrix is of wrong type"
);
2922 if (rowemb) {
2923 ierr = ISGetLocalSize(rowemb,&m);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2923,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2924 if (m != B->rmap->n) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Row IS of size %D is incompatible with off-diag matrix row size %D",m,A->rmap->n)return PetscError(((MPI_Comm)0x44000001),2924,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Row IS of size %D is incompatible with off-diag matrix row size %D"
,m,A->rmap->n);
2925 } else {
2926 if (C->rmap->n != B->rmap->n) {
2927 SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Off-diag seq matrix is row-incompatible with the MPIAIJ matrix")return PetscError(((MPI_Comm)0x44000001),2927,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Off-diag seq matrix is row-incompatible with the MPIAIJ matrix"
);
2928 }
2929 }
2930 if (ocolemb) {
2931 ierr = ISGetLocalSize(ocolemb,&n);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2931,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2932 if (n != B->cmap->n) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Off-diag col IS of size %D is incompatible with off-diag matrix col size %D",n,B->cmap->n)return PetscError(((MPI_Comm)0x44000001),2932,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Off-diag col IS of size %D is incompatible with off-diag matrix col size %D"
,n,B->cmap->n);
2933 } else {
2934 if (C->cmap->N - C->cmap->n != B->cmap->n) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Off-diag seq matrix is col-incompatible with the MPIAIJ matrix")return PetscError(((MPI_Comm)0x44000001),2934,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,77,PETSC_ERROR_INITIAL,"Off-diag seq matrix is col-incompatible with the MPIAIJ matrix"
);
2935 }
2936 }
2937
2938 aij = (Mat_MPIAIJ*)C->data;
2939 if (!aij->A) {
2940 /* Mimic parts of MatMPIAIJSetPreallocation() */
2941 ierr = MatCreate(PETSC_COMM_SELF((MPI_Comm)0x44000001),&aij->A);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2941,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2942 ierr = MatSetSizes(aij->A,C->rmap->n,C->cmap->n,C->rmap->n,C->cmap->n);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2942,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2943 ierr = MatSetBlockSizesFromMats(aij->A,C,C);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2943,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2944 ierr = MatSetType(aij->A,MATSEQAIJ"seqaij");CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2944,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2945 ierr = PetscLogObjectParent((PetscObject)C,(PetscObject)aij->A);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2945,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2946 }
2947 if (A) {
2948 ierr = MatSetSeqMat_SeqAIJ(aij->A,rowemb,dcolemb,pattern,A);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2948,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2949 } else {
2950 ierr = MatSetUp(aij->A);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2950,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2951 }
2952 if (B) { /* Destroy the old matrix or the column map, depending on the sparsity pattern. */
2953 /*
2954 If pattern == DIFFERENT_NONZERO_PATTERN, we reallocate B and
2955 need to "disassemble" B -- convert it to using C's global indices.
2956 To insert the values we take the safer, albeit more expensive, route of MatSetValues().
2957
2958 If pattern == SUBSET_NONZERO_PATTERN, we do not "disassemble" B and do not reallocate;
2959 we MatZeroValues(B) first, so there may be a bunch of zeros that, perhaps, could be compacted out.
2960
2961 TODO: Put B's values into aij->B's aij structure in place using the embedding ISs?
2962 At least avoid calling MatSetValues() and the implied searches?
2963 */
2964
2965 if (B && pattern == DIFFERENT_NONZERO_PATTERN) {
2966#if defined(PETSC_USE_CTABLE1)
2967 ierr = PetscTableDestroy(&aij->colmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2967,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2968#else
2969 ierr = PetscFree(aij->colmap)((*PetscTrFree)((void*)(aij->colmap),2969,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((aij->colmap) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2969,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2970 /* A bit of a HACK: ideally we should deal with case aij->B all in one code block below. */
2971 if (aij->B) {
2972 ierr = PetscLogObjectMemory((PetscObject)C,-aij->B->cmap->n*sizeof(PetscInt));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2972,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2973 }
2974#endif
2975 ngcol = 0;
2976 if (aij->lvec) {
2977 ierr = VecGetSize(aij->lvec,&ngcol);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2977,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2978 }
2979 if (aij->garray) {
2980 ierr = PetscFree(aij->garray)((*PetscTrFree)((void*)(aij->garray),2980,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((aij->garray) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2980,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2981 ierr = PetscLogObjectMemory((PetscObject)C,-ngcol*sizeof(PetscInt));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2981,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2982 }
2983 ierr = VecDestroy(&aij->lvec);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2983,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2984 ierr = VecScatterDestroy(&aij->Mvctx);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2984,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2985 }
2986 if (aij->B && B && pattern == DIFFERENT_NONZERO_PATTERN) {
2987 ierr = MatDestroy(&aij->B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2987,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2988 }
2989 if (aij->B && B && pattern == SUBSET_NONZERO_PATTERN) {
2990 ierr = MatZeroEntries(aij->B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2990,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2991 }
2992 }
2993 Bdisassembled = PETSC_FALSE;
2994 if (!aij->B) {
2995 ierr = MatCreate(PETSC_COMM_SELF((MPI_Comm)0x44000001),&aij->B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2995,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2996 ierr = PetscLogObjectParent((PetscObject)C,(PetscObject)aij->B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2996,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2997 ierr = MatSetSizes(aij->B,C->rmap->n,C->cmap->N,C->rmap->n,C->cmap->N);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2997,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2998 ierr = MatSetBlockSizesFromMats(aij->B,B,B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2998,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
2999 ierr = MatSetType(aij->B,MATSEQAIJ"seqaij");CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),2999,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3000 Bdisassembled = PETSC_TRUE;
3001 }
3002 if (B) {
3003 Baij = (Mat_SeqAIJ*)B->data;
3004 if (pattern == DIFFERENT_NONZERO_PATTERN) {
3005 ierr = PetscMalloc1(B->rmap->n,&nz)PetscMallocA(1,PETSC_FALSE,3005,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(B->rmap->n)*sizeof(**(&nz)),(&nz));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3005,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3006 for (i=0; i<B->rmap->n; i++) {
3007 nz[i] = Baij->i[i+1] - Baij->i[i];
3008 }
3009 ierr = MatSeqAIJSetPreallocation(aij->B,0,nz);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3009,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3010 ierr = PetscFree(nz)((*PetscTrFree)((void*)(nz),3010,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((nz) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3010,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3011 }
3012
3013 ierr = PetscLayoutGetRange(C->rmap,&rstart,&rend);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3013,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3014 shift = rend-rstart;
3015 count = 0;
3016 rowindices = NULL((void*)0);
3017 colindices = NULL((void*)0);
3018 if (rowemb) {
3019 ierr = ISGetIndices(rowemb,&rowindices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3019,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3020 }
3021 if (ocolemb) {
3022 ierr = ISGetIndices(ocolemb,&colindices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3022,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3023 }
3024 for (i=0; i<B->rmap->n; i++) {
3025 PetscInt row;
3026 row = i;
3027 if (rowindices) row = rowindices[i];
3028 for (j=Baij->i[i]; j<Baij->i[i+1]; j++) {
3029 col = Baij->j[count];
3030 if (colindices) col = colindices[col];
3031 if (Bdisassembled && col>=rstart) col += shift;
3032 v = Baij->a[count];
3033 ierr = MatSetValues(aij->B,1,&row,1,&col,&v,INSERT_VALUES);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3033,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3034 ++count;
3035 }
3036 }
3037 /* No assembly for aij->B is necessary. */
3038 /* FIXME: set aij->B's nonzerostate correctly. */
3039 } else {
3040 ierr = MatSetUp(aij->B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3040,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3041 }
3042 C->preallocated = PETSC_TRUE;
3043 C->was_assembled = PETSC_FALSE;
3044 C->assembled = PETSC_FALSE;
3045 /*
3046 C will need to be assembled so that aij->B can be compressed into local form in MatSetUpMultiply_MPIAIJ().
3047 Furthermore, its nonzerostate will need to be based on that of aij->A's and aij->B's.
3048 */
3049 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);
3050}
3051
3052/*
3053 B uses local indices with column indices ranging between 0 and N-n; they must be interpreted using garray.
3054 */
3055PetscErrorCode MatGetSeqMats_MPIAIJ(Mat C,Mat *A,Mat *B)
3056{
3057 Mat_MPIAIJ *aij = (Mat_MPIAIJ*)C->data;
3058
3059 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 3059; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
3060 PetscValidPointer(A,2)do { if (!A) return PetscError(((MPI_Comm)0x44000001),3060,__func__
,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c",
85,PETSC_ERROR_INITIAL,"Null Pointer: Parameter # %d",2); if (
!PetscCheckPointer(A,PETSC_CHAR)) return PetscError(((MPI_Comm
)0x44000001),3060,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,68,PETSC_ERROR_INITIAL,"Invalid Pointer: Parameter # %d",2);
} while (0);
3061 PetscValidPointer(B,3)do { if (!B) return PetscError(((MPI_Comm)0x44000001),3061,__func__
,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c",
85,PETSC_ERROR_INITIAL,"Null Pointer: Parameter # %d",3); if (
!PetscCheckPointer(B,PETSC_CHAR)) return PetscError(((MPI_Comm
)0x44000001),3061,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,68,PETSC_ERROR_INITIAL,"Invalid Pointer: Parameter # %d",3);
} while (0);
3062 /* FIXME: make sure C is assembled */
3063 *A = aij->A;
3064 *B = aij->B;
3065 /* Note that we don't incref *A and *B, so be careful! */
3066 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);
3067}
3068
3069/*
3070 Extract MPI submatrices encoded by pairs of IS that may live on subcomms of C.
3071 NOT SCALABLE due to the use of ISGetNonlocalIS() (see below).
3072*/
3073PetscErrorCode MatCreateSubMatricesMPI_MPIXAIJ(Mat C,PetscInt ismax,const IS isrow[],const IS iscol[],MatReuse scall,Mat *submat[],
3074 PetscErrorCode(*getsubmats_seq)(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat**),
3075 PetscErrorCode(*getlocalmats)(Mat,Mat*,Mat*),
3076 PetscErrorCode(*setseqmat)(Mat,IS,IS,MatStructure,Mat),
3077 PetscErrorCode(*setseqmats)(Mat,IS,IS,IS,MatStructure,Mat,Mat))
3078{
3079 PetscErrorCode ierr;
3080 PetscMPIInt isize,flag;
3081 PetscInt i,ii,cismax,ispar;
3082 Mat *A,*B;
3083 IS *isrow_p,*iscol_p,*cisrow,*ciscol,*ciscol_p;
3084
3085 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 3085; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
3086 if (!ismax) 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);
3087
3088 for (i = 0, cismax = 0; i < ismax; ++i) {
3089 PetscMPIInt isize;
3090 ierr = MPI_Comm_compare(((PetscObject)isrow[i])->comm,((PetscObject)iscol[i])->comm,&flag);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3090,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3091 if (flag != MPI_IDENT0) SETERRQ(PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Row and column index sets must have the same communicator")return PetscError(((MPI_Comm)0x44000001),3091,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,62,PETSC_ERROR_INITIAL,"Row and column index sets must have the same communicator"
);
3092 ierr = MPI_Comm_size(((PetscObject)isrow[i])->comm, &isize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3092,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3093 if (isize > 1) ++cismax;
3094 }
3095
3096 /*
3097 If cismax is zero on all C's ranks, then and only then can we use purely sequential matrix extraction.
3098 ispar counts the number of parallel ISs across C's comm.
3099 */
3100 ierr = MPIU_Allreduce(&cismax,&ispar,1,MPIU_INT,MPI_MAX,PetscObjectComm((PetscObject)C))(PetscAllreduceBarrierCheck(PetscObjectComm((PetscObject)C),1
,3100,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((petsc_allreduce_ct += PetscMPIParallelComm((PetscObjectComm
((PetscObject)C))),0) || MPI_Allreduce((&cismax),(&ispar
),(1),(((MPI_Datatype)0x4c000405)),((MPI_Op)(0x58000001)),(PetscObjectComm
((PetscObject)C)))));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3100,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3101 if (!ispar) { /* Sequential ISs only across C's comm, so can call the sequential matrix extraction subroutine. */
3102 ierr = (*getsubmats_seq)(C,ismax,isrow,iscol,scall,submat);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3102,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3103 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);
3104 }
3105
3106 /* if (ispar) */
3107 /*
3108 Construct the "complements" -- the off-processor indices -- of the iscol ISs for parallel ISs only.
3109 These are used to extract the off-diag portion of the resulting parallel matrix.
3110 The row IS for the off-diag portion is the same as for the diag portion,
3111 so we merely alias (without increfing) the row IS, while skipping those that are sequential.
3112 */
3113 ierr = PetscMalloc2(cismax,&cisrow,cismax,&ciscol)PetscMallocA(2,PETSC_FALSE,3113,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(cismax)*sizeof(**(&cisrow)),(&cisrow),(size_t
)(cismax)*sizeof(**(&ciscol)),(&ciscol));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3113,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3114 ierr = PetscMalloc1(cismax,&ciscol_p)PetscMallocA(1,PETSC_FALSE,3114,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(cismax)*sizeof(**(&ciscol_p)),(&ciscol_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3114,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3115 for (i = 0, ii = 0; i < ismax; ++i) {
3116 ierr = MPI_Comm_size(((PetscObject)isrow[i])->comm,&isize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3116,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3117 if (isize > 1) {
3118 /*
3119 TODO: This is the part that's ***NOT SCALABLE***.
3120 To fix this we need to extract just the indices of C's nonzero columns
3121 that lie on the intersection of isrow[i] and ciscol[ii] -- the nonlocal
3122 part of iscol[i] -- without actually computing ciscol[ii]. This also has
3123 to be done without serializing on the IS list, so, most likely, it is best
3124 done by rewriting MatCreateSubMatrices_MPIAIJ() directly.
3125 */
3126 ierr = ISGetNonlocalIS(iscol[i],&(ciscol[ii]));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3126,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3127 /* Now we have to
3128 (a) make sure ciscol[ii] is sorted, since, even if the off-proc indices
3129 were sorted on each rank, concatenated they might no longer be sorted;
3130 (b) Use ISSortPermutation() to construct ciscol_p, the mapping from the
3131 indices in the nondecreasing order to the original index positions.
3132 If ciscol[ii] is strictly increasing, the permutation IS is NULL.
3133 */
3134 ierr = ISSortPermutation(ciscol[ii],PETSC_FALSE,ciscol_p+ii);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3134,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3135 ierr = ISSort(ciscol[ii]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3135,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3136 ++ii;
3137 }
3138 }
3139 ierr = PetscMalloc2(ismax,&isrow_p,ismax,&iscol_p)PetscMallocA(2,PETSC_FALSE,3139,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(ismax)*sizeof(**(&isrow_p)),(&isrow_p),(size_t
)(ismax)*sizeof(**(&iscol_p)),(&iscol_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3139,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3140 for (i = 0, ii = 0; i < ismax; ++i) {
3141 PetscInt j,issize;
3142 const PetscInt *indices;
3143
3144 /*
3145 Permute the indices into a nondecreasing order. Reject row and col indices with duplicates.
3146 */
3147 ierr = ISSortPermutation(isrow[i],PETSC_FALSE,isrow_p+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3147,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3148 ierr = ISSort(isrow[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3148,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3149 ierr = ISGetLocalSize(isrow[i],&issize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3149,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3150 ierr = ISGetIndices(isrow[i],&indices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3150,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3151 for (j = 1; j < issize; ++j) {
3152 if (indices[j] == indices[j-1]) {
3153 SETERRQ4(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONG,"Repeated indices in row IS %D: indices at %D and %D are both %D",i,j-1,j,indices[j])return PetscError(((MPI_Comm)0x44000001),3153,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,62,PETSC_ERROR_INITIAL,"Repeated indices in row IS %D: indices at %D and %D are both %D"
,i,j-1,j,indices[j]);
3154 }
3155 }
3156 ierr = ISRestoreIndices(isrow[i],&indices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3156,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3157
3158
3159 ierr = ISSortPermutation(iscol[i],PETSC_FALSE,iscol_p+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3159,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3160 ierr = ISSort(iscol[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3160,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3161 ierr = ISGetLocalSize(iscol[i],&issize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3161,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3162 ierr = ISGetIndices(iscol[i],&indices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3162,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3163 for (j = 1; j < issize; ++j) {
3164 if (indices[j-1] == indices[j]) {
3165 SETERRQ4(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONG,"Repeated indices in col IS %D: indices at %D and %D are both %D",i,j-1,j,indices[j])return PetscError(((MPI_Comm)0x44000001),3165,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,62,PETSC_ERROR_INITIAL,"Repeated indices in col IS %D: indices at %D and %D are both %D"
,i,j-1,j,indices[j]);
3166 }
3167 }
3168 ierr = ISRestoreIndices(iscol[i],&indices);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3168,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3169 ierr = MPI_Comm_size(((PetscObject)isrow[i])->comm,&isize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3169,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3170 if (isize > 1) {
3171 cisrow[ii] = isrow[i];
3172 ++ii;
3173 }
3174 }
3175 /*
3176 Allocate the necessary arrays to hold the resulting parallel matrices as well as the intermediate
3177 array of sequential matrices underlying the resulting parallel matrices.
3178 Which arrays to allocate is based on the value of MatReuse scall and whether ISs are sorted and/or
3179 contain duplicates.
3180
3181 There are as many diag matrices as there are original index sets. There are only as many parallel
3182 and off-diag matrices, as there are parallel (comm size > 1) index sets.
3183
3184 ARRAYS that can hold Seq matrices get allocated in any event -- either here or by getsubmats_seq():
3185 - If the array of MPI matrices already exists and is being reused, we need to allocate the array
3186 and extract the underlying seq matrices into it to serve as placeholders, into which getsubmats_seq
3187 will deposite the extracted diag and off-diag parts. Thus, we allocate the A&B arrays and fill them
3188 with A[i] and B[ii] extracted from the corresponding MPI submat.
3189 - However, if the rows, A's column indices or B's column indices are not sorted, the extracted A[i] & B[ii]
3190 will have a different order from what getsubmats_seq expects. To handle this case -- indicated
3191 by a nonzero isrow_p[i], iscol_p[i], or ciscol_p[ii] -- we duplicate A[i] --> AA[i], B[ii] --> BB[ii]
3192 (retrieve composed AA[i] or BB[ii]) and reuse them here. AA[i] and BB[ii] are then used to permute its
3193 values into A[i] and B[ii] sitting inside the corresponding submat.
3194 - If no reuse is taking place then getsubmats_seq will allocate the A&B arrays and create the corresponding
3195 A[i], B[ii], AA[i] or BB[ii] matrices.
3196 */
3197 /* Parallel matrix array is allocated here only if no reuse is taking place. If reused, it is passed in by the caller. */
3198 if (scall == MAT_INITIAL_MATRIX) {
3199 ierr = PetscMalloc1(ismax,submat)PetscMallocA(1,PETSC_FALSE,3199,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,(size_t)(ismax)*sizeof(**(submat)),(submat));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3199,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3200 }
3201
3202 /* Now obtain the sequential A and B submatrices separately. */
3203 /* scall=MAT_REUSE_MATRIX is not handled yet, because getsubmats_seq() requires reuse of A and B */
3204 ierr = (*getsubmats_seq)(C,ismax,isrow,iscol,MAT_INITIAL_MATRIX,&A);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3204,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3205 ierr = (*getsubmats_seq)(C,cismax,cisrow,ciscol,MAT_INITIAL_MATRIX,&B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3205,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3206
3207 /*
3208 If scall == MAT_REUSE_MATRIX AND the permutations are NULL, we are done, since the sequential
3209 matrices A & B have been extracted directly into the parallel matrices containing them, or
3210 simply into the sequential matrix identical with the corresponding A (if isize == 1).
3211 Note that in that case colmap doesn't need to be rebuilt, since the matrices are expected
3212 to have the same sparsity pattern.
3213 Otherwise, A and/or B have to be properly embedded into C's index spaces and the correct colmap
3214 must be constructed for C. This is done by setseqmat(s).
3215 */
3216 for (i = 0, ii = 0; i < ismax; ++i) {
3217 /*
3218 TODO: cache ciscol, permutation ISs and maybe cisrow? What about isrow & iscol?
3219 That way we can avoid sorting and computing permutations when reusing.
3220 To this end:
3221 - remove the old cache, if it exists, when extracting submatrices with MAT_INITIAL_MATRIX
3222 - if caching arrays to hold the ISs, make and compose a container for them so that it can
3223 be destroyed upon destruction of C (use PetscContainerUserDestroy() to clear out the contents).
3224 */
3225 MatStructure pattern;
3226 pattern = DIFFERENT_NONZERO_PATTERN;
3227
3228 ierr = MPI_Comm_size(((PetscObject)isrow[i])->comm,&isize);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3228,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3229 /* Construct submat[i] from the Seq pieces A (and B, if necessary). */
3230 if (isize > 1) {
3231 if (scall == MAT_INITIAL_MATRIX) {
3232 ierr = MatCreate(((PetscObject)isrow[i])->comm,(*submat)+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3232,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3233 ierr = MatSetSizes((*submat)[i],A[i]->rmap->n,A[i]->cmap->n,PETSC_DETERMINE-1,PETSC_DETERMINE-1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3233,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3234 ierr = MatSetType((*submat)[i],MATMPIAIJ"mpiaij");CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3234,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3235 ierr = PetscLayoutSetUp((*submat)[i]->rmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3235,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3236 ierr = PetscLayoutSetUp((*submat)[i]->cmap);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3236,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3237 }
3238 /*
3239 For each parallel isrow[i], insert the extracted sequential matrices into the parallel matrix.
3240 */
3241 {
3242 Mat AA,BB;
3243 AA = A[i];
3244 BB = B[ii];
3245 if (AA || BB) {
3246 ierr = setseqmats((*submat)[i],isrow_p[i],iscol_p[i],ciscol_p[ii],pattern,AA,BB);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3246,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3247 ierr = MatAssemblyBegin((*submat)[i],MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3247,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3248 ierr = MatAssemblyEnd((*submat)[i],MAT_FINAL_ASSEMBLY);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3248,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3249 }
3250
3251 ierr = MatDestroy(&AA);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3251,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3252 }
3253 ierr = ISDestroy(ciscol+ii);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3253,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3254 ierr = ISDestroy(ciscol_p+ii);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3254,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3255 ++ii;
3256 } else { /* if (isize == 1) */
3257 if (scall == MAT_REUSE_MATRIX) {
3258 ierr = MatDestroy(&(*submat)[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3258,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3259 }
3260 if (isrow_p[i] || iscol_p[i]) {
3261 ierr = MatDuplicate(A[i],MAT_DO_NOT_COPY_VALUES,(*submat)+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3261,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3262 ierr = setseqmat((*submat)[i],isrow_p[i],iscol_p[i],pattern,A[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3262,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3263 /* Otherwise A is extracted straight into (*submats)[i]. */
3264 /* TODO: Compose A[i] on (*submat([i] for future use, if ((isrow_p[i] || iscol_p[i]) && MAT_INITIAL_MATRIX). */
3265 ierr = MatDestroy(A+i);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3265,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3266 } else (*submat)[i] = A[i];
3267 }
3268 ierr = ISDestroy(&isrow_p[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3268,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3269 ierr = ISDestroy(&iscol_p[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3269,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3270 }
3271 ierr = PetscFree2(cisrow,ciscol)PetscFreeA(2,3271,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(cisrow),&(ciscol));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3271,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3272 ierr = PetscFree2(isrow_p,iscol_p)PetscFreeA(2,3272,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,&(isrow_p),&(iscol_p));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3272,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3273 ierr = PetscFree(ciscol_p)((*PetscTrFree)((void*)(ciscol_p),3273,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((ciscol_p) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3273,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3274 ierr = PetscFree(A)((*PetscTrFree)((void*)(A),3274,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
) || ((A) = 0,0));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3274,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3275 ierr = MatDestroySubMatrices(cismax,&B);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3275,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3276 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);
3277}
3278
3279PetscErrorCode MatCreateSubMatricesMPI_MPIAIJ(Mat C,PetscInt ismax,const IS isrow[],const IS iscol[],MatReuse scall,Mat *submat[])
3280{
3281 PetscErrorCode ierr;
3282
3283 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
; petscstack->line[petscstack->currentsize] = 3283; petscstack
->petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
3284 ierr = MatCreateSubMatricesMPI_MPIXAIJ(C,ismax,isrow,iscol,scall,submat,MatCreateSubMatrices_MPIAIJ,MatGetSeqMats_MPIAIJ,MatSetSeqMat_SeqAIJ,MatSetSeqMats_MPIAIJ);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),3284,__func__,"/sandbox/petsc/petsc.master/src/mat/impls/aij/mpi/mpiov.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
3285 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);
3286}
←

/sandbox/petsc/petsc.master/include/petscctable.h

1#ifndef PETSCCTABLE_H
2#define PETSCCTABLE_H
3#include <petscsys.h>
4
5struct _n_PetscTable {
6 PetscInt *keytable;
7 PetscInt *table;
8 PetscInt count;
9 PetscInt tablesize;
10 PetscInt head;
11 PetscInt maxkey; /* largest key allowed */
12};
13
14typedef struct _n_PetscTable* PetscTable;
15typedef PetscInt* PetscTablePosition;
16
17PETSC_STATIC_INLINEstatic inline unsigned long PetscHash(PetscTable ta,unsigned long x)
18{
19 return(x%(unsigned long)ta->tablesize);
20}
21
22PETSC_STATIC_INLINEstatic inline unsigned long PetscHashStep(PetscTable ta,unsigned long x)
23{
24 return(1+(x%(unsigned long)(ta->tablesize-1)));
37
←
Division by zero
25}
26
27PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableCreate(const PetscInt,PetscInt,PetscTable*);
28PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableCreateCopy(const PetscTable,PetscTable*);
29PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableDestroy(PetscTable*);
30PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableGetCount(const PetscTable,PetscInt*);
31PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableIsEmpty(const PetscTable,PetscInt*);
32PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableAddExpand(PetscTable,PetscInt,PetscInt,InsertMode);
33PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableAddCountExpand(PetscTable,PetscInt);
34PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableGetHeadPosition(PetscTable,PetscTablePosition*);
35PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableGetNext(PetscTable,PetscTablePosition*,PetscInt*,PetscInt*);
36PETSC_EXTERNextern __attribute__((visibility ("default"))) PetscErrorCode PetscTableRemoveAll(PetscTable);
37
38PETSC_STATIC_INLINEstatic inline PetscErrorCode PetscTableAdd(PetscTable ta,PetscInt key,PetscInt data,InsertMode imode)
39{
40 PetscErrorCode ierr;
41 PetscInt i,hash = (PetscInt)PetscHash(ta,(unsigned long)key);
42 PetscInt hashstep = (PetscInt)PetscHashStep(ta,(unsigned long)key);
43
44 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/include/petscctable.h"; petscstack
->line[petscstack->currentsize] = 44; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
45 if (key <= 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"key <= 0")return PetscError(((MPI_Comm)0x44000001),45,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"key <= 0");
46 if (key > ta->maxkey) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"key %D is greater than largest key allowed %D",key,ta->maxkey)return PetscError(((MPI_Comm)0x44000001),46,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"key %D is greater than largest key allowed %D"
,key,ta->maxkey);
47 if (!data) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Null data")return PetscError(((MPI_Comm)0x44000001),47,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"Null data");
48
49 for (i=0; i<ta->tablesize; i++) {
50 if (ta->keytable[hash] == key) {
51 switch (imode) {
52 case INSERT_VALUES:
53 ta->table[hash] = data; /* over write */
54 break;
55 case ADD_VALUES:
56 ta->table[hash] += data;
57 break;
58 case MAX_VALUES:
59 ta->table[hash] = PetscMax(ta->table[hash],data)(((ta->table[hash])<(data)) ? (data) : (ta->table[hash
]));
60 break;
61 case NOT_SET_VALUES:
62 case INSERT_ALL_VALUES:
63 case ADD_ALL_VALUES:
64 case INSERT_BC_VALUES:
65 case ADD_BC_VALUES:
66 SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"Unsupported InsertMode")return PetscError(((MPI_Comm)0x44000001),66,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,56,PETSC_ERROR_INITIAL,"Unsupported InsertMode");
67 }
68 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);
69 } else if (!ta->keytable[hash]) {
70 if (ta->count < 5*(ta->tablesize/6) - 1) {
71 ta->count++; /* add */
72 ta->keytable[hash] = key;
73 ta->table[hash] = data;
74 } else {
75 ierr = PetscTableAddExpand(ta,key,data,imode);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),75,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
76 }
77 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);
78 }
79 hash = (hash + hashstep)%ta->tablesize;
80 }
81 SETERRQ(PETSC_COMM_SELF,PETSC_ERR_COR,"Full table")return PetscError(((MPI_Comm)0x44000001),81,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,74,PETSC_ERROR_INITIAL,"Full table");
82 /* PetscFunctionReturn(0); */
83}
84
85PETSC_STATIC_INLINEstatic inline PetscErrorCode PetscTableAddCount(PetscTable ta,PetscInt key)
86{
87 PetscErrorCode ierr;
88 PetscInt i,hash = (PetscInt)PetscHash(ta,(unsigned long)key);
89 PetscInt hashstep = (PetscInt)PetscHashStep(ta,(unsigned long)key);
90
91 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/include/petscctable.h"; petscstack
->line[petscstack->currentsize] = 91; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
92 if (key <= 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"key <= 0")return PetscError(((MPI_Comm)0x44000001),92,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"key <= 0");
93 if (key > ta->maxkey) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"key %D is greater than largest key allowed %D",key,ta->maxkey)return PetscError(((MPI_Comm)0x44000001),93,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"key %D is greater than largest key allowed %D"
,key,ta->maxkey);
94
95 for (i=0; i<ta->tablesize; i++) {
96 if (ta->keytable[hash] == key) {
97 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);
98 } else if (!ta->keytable[hash]) {
99 if (ta->count < 5*(ta->tablesize/6) - 1) {
100 ta->count++; /* add */
101 ta->keytable[hash] = key;
102 ta->table[hash] = ta->count;
103 } else {
104 ierr = PetscTableAddCountExpand(ta,key);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),104,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
105 }
106 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);
107 }
108 hash = (hash + hashstep)%ta->tablesize;
109 }
110 SETERRQ(PETSC_COMM_SELF,PETSC_ERR_COR,"Full table")return PetscError(((MPI_Comm)0x44000001),110,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,74,PETSC_ERROR_INITIAL,"Full table");
111 /* PetscFunctionReturn(0); */
112}
113
114/*
115 PetscTableFind - checks if a key is in the table
116
117 If data==0, then no table entry exists.
118
119*/
120PETSC_STATIC_INLINEstatic inline PetscErrorCode PetscTableFind(PetscTable ta,PetscInt key,PetscInt *data)
121{
122 PetscInt ii = 0;
123 PetscInt hash = (PetscInt)PetscHash(ta,(unsigned long)key);
124 PetscInt hashstep = (PetscInt)PetscHashStep(ta,(unsigned long)key);
36
←
Calling 'PetscHashStep'
→
125
126 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/include/petscctable.h"; petscstack
->line[petscstack->currentsize] = 126; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
127 *data = 0;
128 if (key <= 0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Key <= 0")return PetscError(((MPI_Comm)0x44000001),128,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"Key <= 0");
129 if (key > ta->maxkey) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"key %D is greater than largest key allowed %D",key,ta->maxkey)return PetscError(((MPI_Comm)0x44000001),129,__func__,"/sandbox/petsc/petsc.master/include/petscctable.h"
,63,PETSC_ERROR_INITIAL,"key %D is greater than largest key allowed %D"
,key,ta->maxkey);
130
131 while (ii++ < ta->tablesize) {
132 if (!ta->keytable[hash]) break;
133 else if (ta->keytable[hash] == key) {
134 *data = ta->table[hash];
135 break;
136 }
137 hash = (hash + hashstep)%ta->tablesize;
138 }
139 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);
140}
141
142#endif