449   Mat                Pnew;  in PCGAMGTruncateProlongator_Private()  local
495   PetscCall(MatCreate(PetscObjectComm((PetscObject)*P), &Pnew));  in PCGAMGTruncateProlongator_Private()
496   PetscCall(MatSetType(Pnew, mtype));  in PCGAMGTruncateProlongator_Private()
497   PetscCall(MatSetSizes(Pnew, pn, pcn, PETSC_DETERMINE, PETSC_DETERMINE));  in PCGAMGTruncateProlongator_Private()
498   PetscCall(MatSeqAIJSetPreallocation(Pnew, 0, lsparse));  in PCGAMGTruncateProlongator_Private()
499   PetscCall(MatMPIAIJSetPreallocation(Pnew, 0, lsparse, 0, gsparse));  in PCGAMGTruncateProlongator_Private()
543     PetscCall(MatSetValues(Pnew, 1, &i, idx, pncol, pnval, INSERT_VALUES));  in PCGAMGTruncateProlongator_Private()
546   PetscCall(MatAssemblyBegin(Pnew, MAT_FINAL_ASSEMBLY));  in PCGAMGTruncateProlongator_Private()
547   PetscCall(MatAssemblyEnd(Pnew, MAT_FINAL_ASSEMBLY));  in PCGAMGTruncateProlongator_Private()
550   *P = Pnew;  in PCGAMGTruncateProlongator_Private()
808   Mat                Pnew;  in PCGAMGOptProlongator_Classical_Jacobi()  local
840     PetscCall(MatMatMult(A, *P, MAT_INITIAL_MATRIX, PETSC_CURRENT, &Pnew));  in PCGAMGOptProlongator_Classical_Jacobi()
841     PetscCall(MatZeroRows(Pnew, idx, coarserows, 0., NULL, NULL));  in PCGAMGOptProlongator_Classical_Jacobi()
842     PetscCall(MatDiagonalScale(Pnew, diag, NULL));  in PCGAMGOptProlongator_Classical_Jacobi()
843     PetscCall(MatAYPX(Pnew, -1.0, *P, DIFFERENT_NONZERO_PATTERN));  in PCGAMGOptProlongator_Classical_Jacobi()
845     *P   = Pnew;  in PCGAMGOptProlongator_Classical_Jacobi()
846     Pnew = NULL;  in PCGAMGOptProlongator_Classical_Jacobi()