Examples with LeftIndex org.apache.sysml.lops.LeftIndex used on opensource projects

Example 1 with LeftIndex

use of org.apache.sysml.lops.LeftIndex in project incubator-systemml by apache.

the class LeftIndexingOp method constructLops.

@Override
public Lop constructLops() throws HopsException, LopsException {
    //return already created lops
    if (getLops() != null)
        return getLops();
    try {
        ExecType et = optFindExecType();
        if (et == ExecType.MR) {
            //the right matrix is reindexed
            Lop top = getInput().get(2).constructLops();
            Lop bottom = getInput().get(3).constructLops();
            Lop left = getInput().get(4).constructLops();
            Lop right = getInput().get(5).constructLops();
            //right hand matrix
            Lop nrow = new UnaryCP(getInput().get(0).constructLops(), OperationTypes.NROW, DataType.SCALAR, ValueType.INT);
            Lop ncol = new UnaryCP(getInput().get(0).constructLops(), OperationTypes.NCOL, DataType.SCALAR, ValueType.INT);
            Lop rightInput = null;
            if (isRightHandSideScalar()) {
                //insert cast to matrix if necessary (for reuse MR runtime)
                rightInput = new UnaryCP(getInput().get(1).constructLops(), OperationTypes.CAST_AS_MATRIX, DataType.MATRIX, ValueType.DOUBLE);
                rightInput.getOutputParameters().setDimensions((long) 1, (long) 1, (long) ConfigurationManager.getBlocksize(), (long) ConfigurationManager.getBlocksize(), (long) -1);
            } else
                rightInput = getInput().get(1).constructLops();
            RangeBasedReIndex reindex = new RangeBasedReIndex(rightInput, top, bottom, left, right, nrow, ncol, getDataType(), getValueType(), et, true);
            reindex.getOutputParameters().setDimensions(getInput().get(0).getDim1(), getInput().get(0).getDim2(), getRowsInBlock(), getColsInBlock(), getNnz());
            setLineNumbers(reindex);
            Group group1 = new Group(reindex, Group.OperationTypes.Sort, DataType.MATRIX, getValueType());
            group1.getOutputParameters().setDimensions(getInput().get(0).getDim1(), getInput().get(0).getDim2(), getRowsInBlock(), getColsInBlock(), getNnz());
            setLineNumbers(group1);
            //the left matrix is zeroed out
            ZeroOut zeroout = new ZeroOut(getInput().get(0).constructLops(), top, bottom, left, right, getInput().get(0).getDim1(), getInput().get(0).getDim2(), getDataType(), getValueType(), et);
            zeroout.getOutputParameters().setDimensions(getInput().get(0).getDim1(), getInput().get(0).getDim2(), getRowsInBlock(), getColsInBlock(), getNnz());
            setLineNumbers(zeroout);
            Group group2 = new Group(zeroout, Group.OperationTypes.Sort, DataType.MATRIX, getValueType());
            group2.getOutputParameters().setDimensions(getInput().get(0).getDim1(), getInput().get(0).getDim2(), getRowsInBlock(), getColsInBlock(), getNnz());
            setLineNumbers(group2);
            Binary binary = new Binary(group1, group2, HopsOpOp2LopsB.get(Hop.OpOp2.PLUS), getDataType(), getValueType(), et);
            binary.getOutputParameters().setDimensions(getInput().get(0).getDim1(), getInput().get(0).getDim2(), getRowsInBlock(), getColsInBlock(), getNnz());
            setLineNumbers(binary);
            setLops(binary);
        } else if (et == ExecType.SPARK) {
            Hop left = getInput().get(0);
            Hop right = getInput().get(1);
            LeftIndexingMethod method = getOptMethodLeftIndexingMethod(left.getDim1(), left.getDim2(), left.getRowsInBlock(), left.getColsInBlock(), left.getNnz(), right.getDim1(), right.getDim2(), right.getNnz(), right.getDataType());
            //insert cast to matrix if necessary (for reuse broadcast runtime)
            Lop rightInput = right.constructLops();
            if (isRightHandSideScalar()) {
                rightInput = new UnaryCP(rightInput, (left.getDataType() == DataType.MATRIX ? OperationTypes.CAST_AS_MATRIX : OperationTypes.CAST_AS_FRAME), left.getDataType(), right.getValueType());
                long bsize = ConfigurationManager.getBlocksize();
                rightInput.getOutputParameters().setDimensions(1, 1, bsize, bsize, -1);
            }
            LeftIndex leftIndexLop = new LeftIndex(left.constructLops(), rightInput, getInput().get(2).constructLops(), getInput().get(3).constructLops(), getInput().get(4).constructLops(), getInput().get(5).constructLops(), getDataType(), getValueType(), et, getSpLixCacheType(method));
            setOutputDimensions(leftIndexLop);
            setLineNumbers(leftIndexLop);
            setLops(leftIndexLop);
        } else {
            LeftIndex left = new LeftIndex(getInput().get(0).constructLops(), getInput().get(1).constructLops(), getInput().get(2).constructLops(), getInput().get(3).constructLops(), getInput().get(4).constructLops(), getInput().get(5).constructLops(), getDataType(), getValueType(), et);
            setOutputDimensions(left);
            setLineNumbers(left);
            setLops(left);
        }
    } catch (Exception e) {
        throw new HopsException(this.printErrorLocation() + "In LeftIndexingOp Hop, error in constructing Lops ", e);
    }
    //add reblock/checkpoint lops if necessary
    constructAndSetLopsDataFlowProperties();
    return getLops();
}