Examples with FunctionProgramBlock org.apache.sysml.runtime.controlprogram.FunctionProgramBlock used on opensource projects

Example 6 with FunctionProgramBlock

use of org.apache.sysml.runtime.controlprogram.FunctionProgramBlock in project incubator-systemml by apache.

the class DMLProgram method createRuntimeProgramBlock.

public ProgramBlock createRuntimeProgramBlock(Program prog, StatementBlock sb, DMLConfig config) throws IOException, LopsException, DMLRuntimeException {
    Dag<Lop> dag = null;
    Dag<Lop> pred_dag = null;
    ArrayList<Instruction> instruct;
    ArrayList<Instruction> pred_instruct = null;
    ProgramBlock retPB = null;
    // process While Statement - add runtime program blocks to program
    if (sb instanceof WhileStatementBlock) {
        // create DAG for loop predicates
        pred_dag = new Dag<Lop>();
        ((WhileStatementBlock) sb).get_predicateLops().addToDag(pred_dag);
        // create instructions for loop predicates
        pred_instruct = new ArrayList<Instruction>();
        ArrayList<Instruction> pInst = pred_dag.getJobs(null, config);
        for (Instruction i : pInst) {
            pred_instruct.add(i);
        }
        // create while program block
        WhileProgramBlock rtpb = new WhileProgramBlock(prog, pred_instruct);
        if (rtpb.getPredicateResultVar() == null) {
            // e.g case : WHILE(continue)
            if (((WhileStatementBlock) sb).get_predicateLops().getExecLocation() == LopProperties.ExecLocation.Data) {
                String resultVar = ((WhileStatementBlock) sb).get_predicateLops().getOutputParameters().getLabel();
                rtpb.setPredicateResultVar(resultVar);
            } else {
                LOG.error(sb.printBlockErrorLocation() + "Error in translating the WHILE predicate.");
                throw new LopsException(sb.printBlockErrorLocation() + "Error in translating the WHILE predicate.");
            }
        }
        //// process the body of the while statement block ////
        WhileStatementBlock wsb = (WhileStatementBlock) sb;
        if (wsb.getNumStatements() > 1) {
            LOG.error(wsb.printBlockErrorLocation() + "WhileStatementBlock should only have 1 statement");
            throw new LopsException(wsb.printBlockErrorLocation() + "WhileStatementBlock should only have 1 statement");
        }
        WhileStatement wstmt = (WhileStatement) wsb.getStatement(0);
        for (StatementBlock sblock : wstmt.getBody()) {
            // process the body
            ProgramBlock childBlock = createRuntimeProgramBlock(prog, sblock, config);
            rtpb.addProgramBlock(childBlock);
        }
        // check there are actually Lops in to process (loop stmt body will not have any)
        if (wsb.getLops() != null && !wsb.getLops().isEmpty()) {
            LOG.error(wsb.printBlockErrorLocation() + "WhileStatementBlock should have no Lops");
            throw new LopsException(wsb.printBlockErrorLocation() + "WhileStatementBlock should have no Lops");
        }
        retPB = rtpb;
        //post processing for generating missing instructions
        //retPB = verifyAndCorrectProgramBlock(sb.liveIn(), sb.liveOut(), sb._kill, retPB);
        // add statement block
        retPB.setStatementBlock(sb);
        // add location information
        retPB.setAllPositions(sb.getBeginLine(), sb.getBeginColumn(), sb.getEndLine(), sb.getEndColumn());
    } else // process If Statement - add runtime program blocks to program
    if (sb instanceof IfStatementBlock) {
        // create DAG for loop predicates
        pred_dag = new Dag<Lop>();
        ((IfStatementBlock) sb).get_predicateLops().addToDag(pred_dag);
        // create instructions for loop predicates
        pred_instruct = new ArrayList<Instruction>();
        ArrayList<Instruction> pInst = pred_dag.getJobs(null, config);
        for (Instruction i : pInst) {
            pred_instruct.add(i);
        }
        // create if program block
        IfProgramBlock rtpb = new IfProgramBlock(prog, pred_instruct);
        if (rtpb.getPredicateResultVar() == null) {
            // e.g case : If(continue)
            if (((IfStatementBlock) sb).get_predicateLops().getExecLocation() == LopProperties.ExecLocation.Data) {
                String resultVar = ((IfStatementBlock) sb).get_predicateLops().getOutputParameters().getLabel();
                rtpb.setPredicateResultVar(resultVar);
            } else {
                LOG.error(sb.printBlockErrorLocation() + "Error in translating the IF predicate.");
                throw new LopsException(sb.printBlockErrorLocation() + "Error in translating the IF predicate.");
            }
        }
        // process the body of the if statement block
        IfStatementBlock isb = (IfStatementBlock) sb;
        if (isb.getNumStatements() > 1) {
            LOG.error(isb.printBlockErrorLocation() + "IfStatementBlock should have only 1 statement");
            throw new LopsException(isb.printBlockErrorLocation() + "IfStatementBlock should have only 1 statement");
        }
        IfStatement istmt = (IfStatement) isb.getStatement(0);
        // process the if body
        for (StatementBlock sblock : istmt.getIfBody()) {
            ProgramBlock childBlock = createRuntimeProgramBlock(prog, sblock, config);
            rtpb.addProgramBlockIfBody(childBlock);
        }
        // process the else body
        for (StatementBlock sblock : istmt.getElseBody()) {
            ProgramBlock childBlock = createRuntimeProgramBlock(prog, sblock, config);
            rtpb.addProgramBlockElseBody(childBlock);
        }
        // check there are actually Lops in to process (loop stmt body will not have any)
        if (isb.getLops() != null && !isb.getLops().isEmpty()) {
            LOG.error(isb.printBlockErrorLocation() + "IfStatementBlock should have no Lops");
            throw new LopsException(isb.printBlockErrorLocation() + "IfStatementBlock should have no Lops");
        }
        retPB = rtpb;
        //post processing for generating missing instructions
        //retPB = verifyAndCorrectProgramBlock(sb.liveIn(), sb.liveOut(), sb._kill, retPB);
        // add statement block
        retPB.setStatementBlock(sb);
        // add location information
        retPB.setAllPositions(sb.getBeginLine(), sb.getBeginColumn(), sb.getEndLine(), sb.getEndColumn());
    } else // NOTE: applies to ForStatementBlock and ParForStatementBlock
    if (sb instanceof ForStatementBlock) {
        ForStatementBlock fsb = (ForStatementBlock) sb;
        // create DAGs for loop predicates 
        Dag<Lop> fromDag = new Dag<Lop>();
        Dag<Lop> toDag = new Dag<Lop>();
        Dag<Lop> incrementDag = new Dag<Lop>();
        if (fsb.getFromHops() != null)
            fsb.getFromLops().addToDag(fromDag);
        if (fsb.getToHops() != null)
            fsb.getToLops().addToDag(toDag);
        if (fsb.getIncrementHops() != null)
            fsb.getIncrementLops().addToDag(incrementDag);
        // create instructions for loop predicates			
        ArrayList<Instruction> fromInstructions = fromDag.getJobs(null, config);
        ArrayList<Instruction> toInstructions = toDag.getJobs(null, config);
        ArrayList<Instruction> incrementInstructions = incrementDag.getJobs(null, config);
        // create for program block
        String sbName = null;
        ForProgramBlock rtpb = null;
        IterablePredicate iterPred = fsb.getIterPredicate();
        String[] iterPredData = IterablePredicate.createIterablePredicateVariables(iterPred.getIterVar().getName(), fsb.getFromLops(), fsb.getToLops(), fsb.getIncrementLops());
        if (sb instanceof ParForStatementBlock) {
            sbName = "ParForStatementBlock";
            rtpb = new ParForProgramBlock(prog, iterPredData, iterPred.getParForParams());
            ParForProgramBlock pfrtpb = (ParForProgramBlock) rtpb;
            pfrtpb.setResultVariables(((ParForStatementBlock) sb).getResultVariables());
            //used for optimization and creating unscoped variables
            pfrtpb.setStatementBlock((ParForStatementBlock) sb);
        } else //ForStatementBlock
        {
            sbName = "ForStatementBlock";
            rtpb = new ForProgramBlock(prog, iterPredData);
        }
        rtpb.setFromInstructions(fromInstructions);
        rtpb.setToInstructions(toInstructions);
        rtpb.setIncrementInstructions(incrementInstructions);
        rtpb.setIterablePredicateVars(iterPredData);
        // process the body of the for statement block
        if (fsb.getNumStatements() > 1) {
            LOG.error(fsb.printBlockErrorLocation() + " " + sbName + " should have 1 statement");
            throw new LopsException(fsb.printBlockErrorLocation() + " " + sbName + " should have 1 statement");
        }
        ForStatement fs = (ForStatement) fsb.getStatement(0);
        for (StatementBlock sblock : fs.getBody()) {
            ProgramBlock childBlock = createRuntimeProgramBlock(prog, sblock, config);
            rtpb.addProgramBlock(childBlock);
        }
        // check there are actually Lops in to process (loop stmt body will not have any)
        if (fsb.getLops() != null && !fsb.getLops().isEmpty()) {
            LOG.error(fsb.printBlockErrorLocation() + sbName + " should have no Lops");
            throw new LopsException(fsb.printBlockErrorLocation() + sbName + " should have no Lops");
        }
        retPB = rtpb;
        //post processing for generating missing instructions
        //retPB = verifyAndCorrectProgramBlock(sb.liveIn(), sb.liveOut(), sb._kill, retPB);
        // add statement block
        retPB.setStatementBlock(sb);
        // add location information
        retPB.setAllPositions(sb.getBeginLine(), sb.getBeginColumn(), sb.getEndLine(), sb.getEndColumn());
    } else // process function statement block - add runtime program blocks to program
    if (sb instanceof FunctionStatementBlock) {
        FunctionStatementBlock fsb = (FunctionStatementBlock) sb;
        if (fsb.getNumStatements() > 1) {
            LOG.error(fsb.printBlockErrorLocation() + "FunctionStatementBlock should only have 1 statement");
            throw new LopsException(fsb.printBlockErrorLocation() + "FunctionStatementBlock should only have 1 statement");
        }
        FunctionStatement fstmt = (FunctionStatement) fsb.getStatement(0);
        FunctionProgramBlock rtpb = null;
        if (fstmt instanceof ExternalFunctionStatement) {
            // create external function program block
            String execType = ((ExternalFunctionStatement) fstmt).getOtherParams().get(ExternalFunctionStatement.EXEC_TYPE);
            boolean isCP = (execType.equals(ExternalFunctionStatement.IN_MEMORY)) ? true : false;
            String scratchSpaceLoc = null;
            try {
                scratchSpaceLoc = config.getTextValue(DMLConfig.SCRATCH_SPACE);
            } catch (Exception e) {
                LOG.error(fsb.printBlockErrorLocation() + "could not retrieve parameter " + DMLConfig.SCRATCH_SPACE + " from DMLConfig");
            }
            StringBuilder buff = new StringBuilder();
            buff.append(scratchSpaceLoc);
            buff.append(Lop.FILE_SEPARATOR);
            buff.append(Lop.PROCESS_PREFIX);
            buff.append(DMLScript.getUUID());
            buff.append(Lop.FILE_SEPARATOR);
            buff.append(ProgramConverter.CP_ROOT_THREAD_ID);
            buff.append(Lop.FILE_SEPARATOR);
            buff.append("PackageSupport");
            buff.append(Lop.FILE_SEPARATOR);
            String basedir = buff.toString();
            if (isCP) {
                rtpb = new ExternalFunctionProgramBlockCP(prog, fstmt.getInputParams(), fstmt.getOutputParams(), ((ExternalFunctionStatement) fstmt).getOtherParams(), basedir);
            } else {
                rtpb = new ExternalFunctionProgramBlock(prog, fstmt.getInputParams(), fstmt.getOutputParams(), ((ExternalFunctionStatement) fstmt).getOtherParams(), basedir);
            }
            if (!fstmt.getBody().isEmpty()) {
                LOG.error(fstmt.printErrorLocation() + "ExternalFunctionStatementBlock should have no statement blocks in body");
                throw new LopsException(fstmt.printErrorLocation() + "ExternalFunctionStatementBlock should have no statement blocks in body");
            }
        } else {
            // create function program block
            rtpb = new FunctionProgramBlock(prog, fstmt.getInputParams(), fstmt.getOutputParams());
            // process the function statement body
            for (StatementBlock sblock : fstmt.getBody()) {
                // process the body
                ProgramBlock childBlock = createRuntimeProgramBlock(prog, sblock, config);
                rtpb.addProgramBlock(childBlock);
            }
        }
        // check there are actually Lops in to process (loop stmt body will not have any)
        if (fsb.getLops() != null && !fsb.getLops().isEmpty()) {
            LOG.error(fsb.printBlockErrorLocation() + "FunctionStatementBlock should have no Lops");
            throw new LopsException(fsb.printBlockErrorLocation() + "FunctionStatementBlock should have no Lops");
        }
        retPB = rtpb;
        // add location information
        retPB.setAllPositions(sb.getBeginLine(), sb.getBeginColumn(), sb.getEndLine(), sb.getEndColumn());
    } else {
        // handle general case
        ProgramBlock rtpb = new ProgramBlock(prog);
        // DAGs for Lops
        dag = new Dag<Lop>();
        // check there are actually Lops in to process (loop stmt body will not have any)
        if (sb.getLops() != null && !sb.getLops().isEmpty()) {
            for (Lop l : sb.getLops()) {
                l.addToDag(dag);
            }
            // Instructions for Lobs DAGs
            instruct = dag.getJobs(sb, config);
            rtpb.addInstructions(instruct);
        }
        /*// TODO: check with Doug
			// add instruction for a function call
			if (sb.getFunctionCallInst() != null){
				rtpb.addInstruction(sb.getFunctionCallInst());
			}*/
        retPB = rtpb;
        //post processing for generating missing instructions
        //retPB = verifyAndCorrectProgramBlock(sb.liveIn(), sb.liveOut(), sb._kill, retPB);
        // add statement block
        retPB.setStatementBlock(sb);
        // add location information
        retPB.setAllPositions(sb.getBeginLine(), sb.getBeginColumn(), sb.getEndLine(), sb.getEndColumn());
    }
    return retPB;
}

Example 7 with FunctionProgramBlock

use of org.apache.sysml.runtime.controlprogram.FunctionProgramBlock in project incubator-systemml by apache.

the class DMLProgram method getRuntimeProgram.

public Program getRuntimeProgram(DMLConfig config) throws IOException, LanguageException, DMLRuntimeException, LopsException {
    // constructor resets the set of registered functions
    Program rtprog = new Program();
    // for all namespaces, translate function statement blocks into function program blocks
    for (String namespace : _namespaces.keySet()) {
        for (String fname : getFunctionStatementBlocks(namespace).keySet()) {
            // add program block to program
            FunctionStatementBlock fsb = getFunctionStatementBlocks(namespace).get(fname);
            FunctionProgramBlock rtpb = (FunctionProgramBlock) createRuntimeProgramBlock(rtprog, fsb, config);
            rtprog.addFunctionProgramBlock(namespace, fname, rtpb);
            rtpb.setRecompileOnce(fsb.isRecompileOnce());
        }
    }
    // for each top-level block
    for (StatementBlock sb : _blocks) {
        // add program block to program
        ProgramBlock rtpb = createRuntimeProgramBlock(rtprog, sb, config);
        rtprog.addProgramBlock(rtpb);
    }
    return rtprog;
}

Example 8 with FunctionProgramBlock

use of org.apache.sysml.runtime.controlprogram.FunctionProgramBlock in project incubator-systemml by apache.

the class ProgramConverter method rParseFunctionProgramBlock.

private static FunctionProgramBlock rParseFunctionProgramBlock(String in, Program prog, int id) throws DMLRuntimeException {
    String lin = in.substring(PARFOR_PB_FC.length(), in.length() - PARFOR_PB_END.length());
    HierarchyAwareStringTokenizer st = new HierarchyAwareStringTokenizer(lin, COMPONENTS_DELIM);
    //LocalVariableMap vars = parseVariables(st.nextToken());
    //inputs and outputs
    ArrayList<DataIdentifier> dat1 = parseDataIdentifiers(st.nextToken());
    ArrayList<DataIdentifier> dat2 = parseDataIdentifiers(st.nextToken());
    //instructions
    ArrayList<Instruction> inst = parseInstructions(st.nextToken(), id);
    //program blocks
    ArrayList<ProgramBlock> pbs = rParseProgramBlocks(st.nextToken(), prog, id);
    ArrayList<DataIdentifier> tmp1 = new ArrayList<DataIdentifier>(dat1);
    ArrayList<DataIdentifier> tmp2 = new ArrayList<DataIdentifier>(dat2);
    FunctionProgramBlock fpb = new FunctionProgramBlock(prog, tmp1, tmp2);
    fpb.setInstructions(inst);
    fpb.setChildBlocks(pbs);
    return fpb;
}

Example 9 with FunctionProgramBlock

use of org.apache.sysml.runtime.controlprogram.FunctionProgramBlock in project incubator-systemml by apache.

the class ProgramConverter method rSerializeProgramBlock.

private static String rSerializeProgramBlock(ProgramBlock pb, HashMap<String, byte[]> clsMap) throws DMLRuntimeException {
    StringBuilder sb = new StringBuilder();
    //handle header
    if (pb instanceof WhileProgramBlock)
        sb.append(PARFOR_PB_WHILE);
    else if (pb instanceof ForProgramBlock && !(pb instanceof ParForProgramBlock))
        sb.append(PARFOR_PB_FOR);
    else if (pb instanceof ParForProgramBlock)
        sb.append(PARFOR_PB_PARFOR);
    else if (pb instanceof IfProgramBlock)
        sb.append(PARFOR_PB_IF);
    else if (pb instanceof FunctionProgramBlock && !(pb instanceof ExternalFunctionProgramBlock))
        sb.append(PARFOR_PB_FC);
    else if (pb instanceof ExternalFunctionProgramBlock)
        sb.append(PARFOR_PB_EFC);
    else
        //all generic program blocks
        sb.append(PARFOR_PB_BEGIN);
    //handle body
    if (pb instanceof WhileProgramBlock) {
        WhileProgramBlock wpb = (WhileProgramBlock) pb;
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(wpb.getPredicate(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(wpb.getPredicateResultVar());
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(wpb.getExitInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(wpb.getChildBlocks(), clsMap));
        sb.append(PARFOR_PBS_END);
    } else if (pb instanceof ForProgramBlock && !(pb instanceof ParForProgramBlock)) {
        ForProgramBlock fpb = (ForProgramBlock) pb;
        sb.append(serializeStringArray(fpb.getIterablePredicateVars()));
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(fpb.getFromInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(fpb.getToInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(fpb.getIncrementInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(fpb.getExitInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(fpb.getChildBlocks(), clsMap));
        sb.append(PARFOR_PBS_END);
    } else if (pb instanceof ParForProgramBlock) {
        ParForProgramBlock pfpb = (ParForProgramBlock) pb;
        //check for nested remote ParFOR
        if (PExecMode.valueOf(pfpb.getParForParams().get(ParForStatementBlock.EXEC_MODE)) == PExecMode.REMOTE_MR)
            throw new DMLRuntimeException(NOT_SUPPORTED_MR_PARFOR);
        sb.append(serializeStringArray(pfpb.getIterablePredicateVars()));
        sb.append(COMPONENTS_DELIM);
        sb.append(serializeStringArrayList(pfpb.getResultVariables()));
        sb.append(COMPONENTS_DELIM);
        //parameters of nested parfor
        sb.append(serializeStringHashMap(pfpb.getParForParams()));
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(pfpb.getFromInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(pfpb.getToInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(pfpb.getIncrementInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(pfpb.getExitInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(pfpb.getChildBlocks(), clsMap));
        sb.append(PARFOR_PBS_END);
    } else if (pb instanceof IfProgramBlock) {
        IfProgramBlock ipb = (IfProgramBlock) pb;
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(ipb.getPredicate(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(ipb.getPredicateResultVar());
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(ipb.getExitInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(ipb.getChildBlocksIfBody(), clsMap));
        sb.append(PARFOR_PBS_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(ipb.getChildBlocksElseBody(), clsMap));
        sb.append(PARFOR_PBS_END);
    } else if (pb instanceof FunctionProgramBlock && !(pb instanceof ExternalFunctionProgramBlock)) {
        FunctionProgramBlock fpb = (FunctionProgramBlock) pb;
        sb.append(serializeDataIdentifiers(fpb.getInputParams()));
        sb.append(COMPONENTS_DELIM);
        sb.append(serializeDataIdentifiers(fpb.getOutputParams()));
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(fpb.getInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(fpb.getChildBlocks(), clsMap));
        sb.append(PARFOR_PBS_END);
        sb.append(COMPONENTS_DELIM);
    } else if (pb instanceof ExternalFunctionProgramBlock) {
        if (!(pb instanceof ExternalFunctionProgramBlockCP)) {
            throw new DMLRuntimeException(NOT_SUPPORTED_EXTERNALFUNCTION_PB);
        }
        ExternalFunctionProgramBlockCP fpb = (ExternalFunctionProgramBlockCP) pb;
        sb.append(serializeDataIdentifiers(fpb.getInputParams()));
        sb.append(COMPONENTS_DELIM);
        sb.append(serializeDataIdentifiers(fpb.getOutputParams()));
        sb.append(COMPONENTS_DELIM);
        sb.append(serializeStringHashMap(fpb.getOtherParams()));
        sb.append(COMPONENTS_DELIM);
        sb.append(fpb.getBaseDir());
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_INST_BEGIN);
        //create on construction anyway 
        sb.append(PARFOR_INST_END);
        sb.append(COMPONENTS_DELIM);
        sb.append(PARFOR_PBS_BEGIN);
        sb.append(rSerializeProgramBlocks(fpb.getChildBlocks(), clsMap));
        sb.append(PARFOR_PBS_END);
    } else //all generic program blocks
    {
        sb.append(PARFOR_INST_BEGIN);
        sb.append(serializeInstructions(pb.getInstructions(), clsMap));
        sb.append(PARFOR_INST_END);
    }
    //handle end
    sb.append(PARFOR_PB_END);
    return sb.toString();
}

Example 10 with FunctionProgramBlock

use of org.apache.sysml.runtime.controlprogram.FunctionProgramBlock in project incubator-systemml by apache.

the class ProgramConverter method rFindSerializationCandidates.

private static void rFindSerializationCandidates(ArrayList<ProgramBlock> pbs, HashSet<String> cand) throws DMLRuntimeException {
    for (ProgramBlock pb : pbs) {
        if (pb instanceof WhileProgramBlock) {
            WhileProgramBlock wpb = (WhileProgramBlock) pb;
            rFindSerializationCandidates(wpb.getChildBlocks(), cand);
        } else if (pb instanceof ForProgramBlock || pb instanceof ParForProgramBlock) {
            ForProgramBlock fpb = (ForProgramBlock) pb;
            rFindSerializationCandidates(fpb.getChildBlocks(), cand);
        } else if (pb instanceof IfProgramBlock) {
            IfProgramBlock ipb = (IfProgramBlock) pb;
            rFindSerializationCandidates(ipb.getChildBlocksIfBody(), cand);
            if (ipb.getChildBlocksElseBody() != null)
                rFindSerializationCandidates(ipb.getChildBlocksElseBody(), cand);
        } else //all generic program blocks
        {
            for (Instruction inst : pb.getInstructions()) if (inst instanceof FunctionCallCPInstruction) {
                FunctionCallCPInstruction fci = (FunctionCallCPInstruction) inst;
                String fkey = DMLProgram.constructFunctionKey(fci.getNamespace(), fci.getFunctionName());
                if (//memoization for multiple calls, recursion
                !cand.contains(fkey)) {
                    //add to candidates
                    cand.add(fkey);
                    //investigate chains of function calls
                    FunctionProgramBlock fpb = pb.getProgram().getFunctionProgramBlock(fci.getNamespace(), fci.getFunctionName());
                    rFindSerializationCandidates(fpb.getChildBlocks(), cand);
                }
            }
        }
    }
}