Examples with Operator org.apache.sysml.runtime.matrix.operators.Operator used on opensource projects

Example 31 with Operator

use of org.apache.sysml.runtime.matrix.operators.Operator in project incubator-systemml by apache.

the class ParameterizedBuiltinSPInstruction method parseInstruction.

public static ParameterizedBuiltinSPInstruction parseInstruction(String str) throws DMLRuntimeException {
    String[] parts = InstructionUtils.getInstructionPartsWithValueType(str);
    // first part is always the opcode
    String opcode = parts[0];
    if (opcode.equalsIgnoreCase("mapgroupedagg")) {
        CPOperand target = new CPOperand(parts[1]);
        CPOperand groups = new CPOperand(parts[2]);
        CPOperand out = new CPOperand(parts[3]);
        HashMap<String, String> paramsMap = new HashMap<String, String>();
        paramsMap.put(Statement.GAGG_TARGET, target.getName());
        paramsMap.put(Statement.GAGG_GROUPS, groups.getName());
        paramsMap.put(Statement.GAGG_NUM_GROUPS, parts[4]);
        Operator op = new AggregateOperator(0, KahanPlus.getKahanPlusFnObject(), true, CorrectionLocationType.LASTCOLUMN);
        return new ParameterizedBuiltinSPInstruction(op, paramsMap, out, opcode, str, false);
    } else {
        // last part is always the output
        CPOperand out = new CPOperand(parts[parts.length - 1]);
        // process remaining parts and build a hash map
        HashMap<String, String> paramsMap = constructParameterMap(parts);
        // determine the appropriate value function
        ValueFunction func = null;
        if (opcode.equalsIgnoreCase("groupedagg")) {
            // check for mandatory arguments
            String fnStr = paramsMap.get("fn");
            if (fnStr == null)
                throw new DMLRuntimeException("Function parameter is missing in groupedAggregate.");
            if (fnStr.equalsIgnoreCase("centralmoment")) {
                if (paramsMap.get("order") == null)
                    throw new DMLRuntimeException("Mandatory \"order\" must be specified when fn=\"centralmoment\" in groupedAggregate.");
            }
            Operator op = GroupedAggregateInstruction.parseGroupedAggOperator(fnStr, paramsMap.get("order"));
            return new ParameterizedBuiltinSPInstruction(op, paramsMap, out, opcode, str, false);
        } else if (opcode.equalsIgnoreCase("rmempty")) {
            boolean bRmEmptyBC = false;
            if (parts.length > 6)
                bRmEmptyBC = Boolean.parseBoolean(parts[5]);
            func = ParameterizedBuiltin.getParameterizedBuiltinFnObject(opcode);
            return new ParameterizedBuiltinSPInstruction(new SimpleOperator(func), paramsMap, out, opcode, str, bRmEmptyBC);
        } else if (opcode.equalsIgnoreCase("rexpand") || opcode.equalsIgnoreCase("replace") || opcode.equalsIgnoreCase("transform") || opcode.equalsIgnoreCase("transformapply") || opcode.equalsIgnoreCase("transformdecode")) {
            func = ParameterizedBuiltin.getParameterizedBuiltinFnObject(opcode);
            return new ParameterizedBuiltinSPInstruction(new SimpleOperator(func), paramsMap, out, opcode, str, false);
        } else {
            throw new DMLRuntimeException("Unknown opcode (" + opcode + ") for ParameterizedBuiltin Instruction.");
        }
    }
}

Example 32 with Operator

use of org.apache.sysml.runtime.matrix.operators.Operator in project incubator-systemml by apache.

the class MatrixReshapeSPInstruction method parseInstruction.

public static MatrixReshapeSPInstruction parseInstruction(String str) throws DMLRuntimeException {
    String[] parts = InstructionUtils.getInstructionPartsWithValueType(str);
    InstructionUtils.checkNumFields(parts, 5);
    String opcode = parts[0];
    CPOperand in1 = new CPOperand(parts[1]);
    CPOperand in2 = new CPOperand(parts[2]);
    CPOperand in3 = new CPOperand(parts[3]);
    CPOperand in4 = new CPOperand(parts[4]);
    CPOperand out = new CPOperand(parts[5]);
    if (!opcode.equalsIgnoreCase("rshape"))
        throw new DMLRuntimeException("Unknown opcode while parsing an MatrixReshapeInstruction: " + str);
    else
        return new MatrixReshapeSPInstruction(new Operator(true), in1, in2, in3, in4, out, opcode, str);
}