43 static PetscErrorCode PetscSFGetGraph_Alltoall(PetscSF sf, PetscInt *nroots, PetscInt *nleaves, con…  in PetscSFGetGraph_Alltoall()  argument
49   if (nleaves) *nleaves = sf->nleaves;  in PetscSFGetGraph_Alltoall()
53       PetscCall(PetscMalloc1(sf->nleaves, &sf->remote));  in PetscSFGetGraph_Alltoall()
55       for (i = 0; i < sf->nleaves; i++) {  in PetscSFGetGraph_Alltoall()
67   PetscInt     nroots = 1, nleaves = 1, *ilocal;  in PetscSFCreateLocalSF_Alltoall()  local
74   nleaves = 1;  in PetscSFCreateLocalSF_Alltoall()
76   PetscCall(PetscMalloc1(nleaves, &ilocal));  in PetscSFCreateLocalSF_Alltoall()
77   PetscCall(PetscMalloc1(nleaves, &iremote));  in PetscSFCreateLocalSF_Alltoall()
83 …PetscCall(PetscSFSetGraph(lsf, nroots, nleaves, NULL /*contiguous leaves*/, PETSC_OWN_POINTER, ire…  in PetscSFCreateLocalSF_Alltoall()
93   PetscMPIInt    nroots, *roots, nleaves, *leaves, rank, ndiranks, ndranks;  in PetscSFCreateEmbeddedRootSF_Alltoall()  local
113 …omm, 0 /*empty msg*/, MPI_INT /*fake*/, nroots, roots, NULL /*todata*/, &nleaves, &leaves, NULL /*…  in PetscSFCreateEmbeddedRootSF_Alltoall()
117   for (i = 0; i < nleaves; i++) {  in PetscSFCreateEmbeddedRootSF_Alltoall()
124   PetscCall(PetscSortMPIInt(nleaves, leaves));  in PetscSFCreateEmbeddedRootSF_Alltoall()
125   if (nleaves && leaves[0] < 0) leaves[0] = rank;  in PetscSFCreateEmbeddedRootSF_Alltoall()
128   PetscCall(PetscMalloc1(nleaves, &ilocal));  in PetscSFCreateEmbeddedRootSF_Alltoall()
129   PetscCall(PetscMalloc1(nleaves, &iremote));  in PetscSFCreateEmbeddedRootSF_Alltoall()
130   for (i = 0; i < nleaves; i++) { /* 1:1 map from roots to leaves */  in PetscSFCreateEmbeddedRootSF_Alltoall()
137 …PetscCall(PetscSFSetGraph(esf, sf->nleaves, nleaves, ilocal, PETSC_OWN_POINTER, iremote, PETSC_OWN…  in PetscSFCreateEmbeddedRootSF_Alltoall()
140 …PetscCall(PetscMalloc4(nleaves, &esf->ranks, nleaves + 1, &esf->roffset, nleaves, &esf->rmine, nle…  in PetscSFCreateEmbeddedRootSF_Alltoall()
141   esf->nranks     = nleaves;  in PetscSFCreateEmbeddedRootSF_Alltoall()
144   for (i = 0; i < nleaves; i++) {  in PetscSFCreateEmbeddedRootSF_Alltoall()