Examples with IfStatementBlock org.apache.sysml.parser.IfStatementBlock used on opensource projects

Example 21 with IfStatementBlock

use of org.apache.sysml.parser.IfStatementBlock in project incubator-systemml by apache.

the class ResourceOptimizer method recompileProgramBlock.

private static void recompileProgramBlock(ProgramBlock pb, long cp, long mr) {
    // init compiler memory budget
    InfrastructureAnalyzer.setLocalMaxMemory(cp);
    InfrastructureAnalyzer.setRemoteMaxMemoryMap(mr);
    InfrastructureAnalyzer.setRemoteMaxMemoryReduce(mr);
    // dependent on cp, mr
    OptimizerUtils.resetDefaultSize();
    // recompile instructions (incl predicates)
    if (pb instanceof WhileProgramBlock) {
        WhileProgramBlock wpb = (WhileProgramBlock) pb;
        WhileStatementBlock sb = (WhileStatementBlock) pb.getStatementBlock();
        if (INCLUDE_PREDICATES && sb != null && sb.getPredicateHops() != null) {
            ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getPredicateHops(), new LocalVariableMap(), null, false, false, 0);
            inst = annotateMRJobInstructions(inst, cp, mr);
            wpb.setPredicate(inst);
        }
    } else if (pb instanceof IfProgramBlock) {
        IfProgramBlock ipb = (IfProgramBlock) pb;
        IfStatementBlock sb = (IfStatementBlock) ipb.getStatementBlock();
        if (INCLUDE_PREDICATES && sb != null && sb.getPredicateHops() != null) {
            ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getPredicateHops(), new LocalVariableMap(), null, false, false, 0);
            inst = annotateMRJobInstructions(inst, cp, mr);
            ipb.setPredicate(inst);
        }
    } else if (pb instanceof ForProgramBlock) {
        // incl parfor
        ForProgramBlock fpb = (ForProgramBlock) pb;
        ForStatementBlock sb = (ForStatementBlock) fpb.getStatementBlock();
        if (INCLUDE_PREDICATES && sb != null) {
            if (sb.getFromHops() != null) {
                ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getFromHops(), new LocalVariableMap(), null, false, false, 0);
                inst = annotateMRJobInstructions(inst, cp, mr);
                fpb.setFromInstructions(inst);
            }
            if (sb.getToHops() != null) {
                ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getToHops(), new LocalVariableMap(), null, false, false, 0);
                inst = annotateMRJobInstructions(inst, cp, mr);
                fpb.setToInstructions(inst);
            }
            if (sb.getIncrementHops() != null) {
                ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getIncrementHops(), new LocalVariableMap(), null, false, false, 0);
                inst = annotateMRJobInstructions(inst, cp, mr);
                fpb.setIncrementInstructions(inst);
            }
        }
    } else {
        // last-level program blocks
        StatementBlock sb = pb.getStatementBlock();
        ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb, sb.getHops(), new LocalVariableMap(), null, false, false, 0);
        inst = annotateMRJobInstructions(inst, cp, mr);
        pb.setInstructions(inst);
    }
    _cntCompilePB++;
}

Example 22 with IfStatementBlock

use of org.apache.sysml.parser.IfStatementBlock in project systemml by apache.

the class Explain method explainStatementBlock.

private static String explainStatementBlock(StatementBlock sb, int level) {
    StringBuilder builder = new StringBuilder();
    String offset = createOffset(level);
    if (sb instanceof WhileStatementBlock) {
        WhileStatementBlock wsb = (WhileStatementBlock) sb;
        builder.append(offset);
        if (!wsb.getUpdateInPlaceVars().isEmpty())
            builder.append("WHILE (lines " + wsb.getBeginLine() + "-" + wsb.getEndLine() + ") [in-place=" + wsb.getUpdateInPlaceVars().toString() + "]\n");
        else
            builder.append("WHILE (lines " + wsb.getBeginLine() + "-" + wsb.getEndLine() + ")\n");
        builder.append(explainHop(wsb.getPredicateHops(), level + 1));
        WhileStatement ws = (WhileStatement) sb.getStatement(0);
        for (StatementBlock current : ws.getBody()) builder.append(explainStatementBlock(current, level + 1));
    } else if (sb instanceof IfStatementBlock) {
        IfStatementBlock ifsb = (IfStatementBlock) sb;
        builder.append(offset);
        builder.append("IF (lines " + ifsb.getBeginLine() + "-" + ifsb.getEndLine() + ")\n");
        builder.append(explainHop(ifsb.getPredicateHops(), level + 1));
        IfStatement ifs = (IfStatement) sb.getStatement(0);
        for (StatementBlock current : ifs.getIfBody()) builder.append(explainStatementBlock(current, level + 1));
        if (!ifs.getElseBody().isEmpty()) {
            builder.append(offset);
            builder.append("ELSE\n");
        }
        for (StatementBlock current : ifs.getElseBody()) builder.append(explainStatementBlock(current, level + 1));
    } else if (sb instanceof ForStatementBlock) {
        ForStatementBlock fsb = (ForStatementBlock) sb;
        builder.append(offset);
        if (sb instanceof ParForStatementBlock) {
            if (!fsb.getUpdateInPlaceVars().isEmpty())
                builder.append("PARFOR (lines " + fsb.getBeginLine() + "-" + fsb.getEndLine() + ") [in-place=" + fsb.getUpdateInPlaceVars().toString() + "]\n");
            else
                builder.append("PARFOR (lines " + fsb.getBeginLine() + "-" + fsb.getEndLine() + ")\n");
        } else {
            if (!fsb.getUpdateInPlaceVars().isEmpty())
                builder.append("FOR (lines " + fsb.getBeginLine() + "-" + fsb.getEndLine() + ") [in-place=" + fsb.getUpdateInPlaceVars().toString() + "]\n");
            else
                builder.append("FOR (lines " + fsb.getBeginLine() + "-" + fsb.getEndLine() + ")\n");
        }
        if (fsb.getFromHops() != null)
            builder.append(explainHop(fsb.getFromHops(), level + 1));
        if (fsb.getToHops() != null)
            builder.append(explainHop(fsb.getToHops(), level + 1));
        if (fsb.getIncrementHops() != null)
            builder.append(explainHop(fsb.getIncrementHops(), level + 1));
        ForStatement fs = (ForStatement) sb.getStatement(0);
        for (StatementBlock current : fs.getBody()) builder.append(explainStatementBlock(current, level + 1));
    } else if (sb instanceof FunctionStatementBlock) {
        FunctionStatement fsb = (FunctionStatement) sb.getStatement(0);
        for (StatementBlock current : fsb.getBody()) builder.append(explainStatementBlock(current, level + 1));
    } else {
        // For generic StatementBlock
        builder.append(offset);
        builder.append("GENERIC (lines " + sb.getBeginLine() + "-" + sb.getEndLine() + ") [recompile=" + sb.requiresRecompilation() + "]\n");
        ArrayList<Hop> hopsDAG = sb.getHops();
        if (hopsDAG != null && !hopsDAG.isEmpty()) {
            Hop.resetVisitStatus(hopsDAG);
            for (Hop hop : hopsDAG) builder.append(explainHop(hop, level + 1));
            Hop.resetVisitStatus(hopsDAG);
        }
    }
    return builder.toString();
}

Example 23 with IfStatementBlock

use of org.apache.sysml.parser.IfStatementBlock in project systemml by apache.

the class ResourceOptimizer method recompileProgramBlock.

private static void recompileProgramBlock(ProgramBlock pb, long cp, long mr) {
    // init compiler memory budget
    InfrastructureAnalyzer.setLocalMaxMemory(cp);
    InfrastructureAnalyzer.setRemoteMaxMemoryMap(mr);
    InfrastructureAnalyzer.setRemoteMaxMemoryReduce(mr);
    // dependent on cp, mr
    OptimizerUtils.resetDefaultSize();
    // recompile instructions (incl predicates)
    if (pb instanceof WhileProgramBlock) {
        WhileProgramBlock wpb = (WhileProgramBlock) pb;
        WhileStatementBlock sb = (WhileStatementBlock) pb.getStatementBlock();
        if (INCLUDE_PREDICATES && sb != null && sb.getPredicateHops() != null) {
            ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getPredicateHops(), new LocalVariableMap(), null, false, false, 0);
            inst = annotateMRJobInstructions(inst, cp, mr);
            wpb.setPredicate(inst);
        }
    } else if (pb instanceof IfProgramBlock) {
        IfProgramBlock ipb = (IfProgramBlock) pb;
        IfStatementBlock sb = (IfStatementBlock) ipb.getStatementBlock();
        if (INCLUDE_PREDICATES && sb != null && sb.getPredicateHops() != null) {
            ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getPredicateHops(), new LocalVariableMap(), null, false, false, 0);
            inst = annotateMRJobInstructions(inst, cp, mr);
            ipb.setPredicate(inst);
        }
    } else if (pb instanceof ForProgramBlock) {
        // incl parfor
        ForProgramBlock fpb = (ForProgramBlock) pb;
        ForStatementBlock sb = (ForStatementBlock) fpb.getStatementBlock();
        if (INCLUDE_PREDICATES && sb != null) {
            if (sb.getFromHops() != null) {
                ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getFromHops(), new LocalVariableMap(), null, false, false, 0);
                inst = annotateMRJobInstructions(inst, cp, mr);
                fpb.setFromInstructions(inst);
            }
            if (sb.getToHops() != null) {
                ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getToHops(), new LocalVariableMap(), null, false, false, 0);
                inst = annotateMRJobInstructions(inst, cp, mr);
                fpb.setToInstructions(inst);
            }
            if (sb.getIncrementHops() != null) {
                ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb.getIncrementHops(), new LocalVariableMap(), null, false, false, 0);
                inst = annotateMRJobInstructions(inst, cp, mr);
                fpb.setIncrementInstructions(inst);
            }
        }
    } else {
        // last-level program blocks
        StatementBlock sb = pb.getStatementBlock();
        ArrayList<Instruction> inst = Recompiler.recompileHopsDag(sb, sb.getHops(), new LocalVariableMap(), null, false, false, 0);
        inst = annotateMRJobInstructions(inst, cp, mr);
        pb.setInstructions(inst);
    }
    _cntCompilePB++;
}

Example 24 with IfStatementBlock

use of org.apache.sysml.parser.IfStatementBlock in project systemml by apache.

the class RewriteCompressedReblock method rAnalyzeProgram.

private static void rAnalyzeProgram(StatementBlock sb, ProbeStatus status) {
    if (sb instanceof FunctionStatementBlock) {
        FunctionStatementBlock fsb = (FunctionStatementBlock) sb;
        FunctionStatement fstmt = (FunctionStatement) fsb.getStatement(0);
        for (StatementBlock csb : fstmt.getBody()) rAnalyzeProgram(csb, status);
    } else if (sb instanceof WhileStatementBlock) {
        WhileStatementBlock wsb = (WhileStatementBlock) sb;
        WhileStatement wstmt = (WhileStatement) wsb.getStatement(0);
        for (StatementBlock csb : wstmt.getBody()) rAnalyzeProgram(csb, status);
        if (wsb.variablesRead().containsAnyName(status.compMtx))
            status.usedInLoop = true;
    } else if (sb instanceof IfStatementBlock) {
        IfStatementBlock isb = (IfStatementBlock) sb;
        IfStatement istmt = (IfStatement) isb.getStatement(0);
        for (StatementBlock csb : istmt.getIfBody()) rAnalyzeProgram(csb, status);
        for (StatementBlock csb : istmt.getElseBody()) rAnalyzeProgram(csb, status);
        if (isb.variablesUpdated().containsAnyName(status.compMtx))
            status.condUpdate = true;
    } else if (sb instanceof ForStatementBlock) {
        // incl parfor
        ForStatementBlock fsb = (ForStatementBlock) sb;
        ForStatement fstmt = (ForStatement) fsb.getStatement(0);
        for (StatementBlock csb : fstmt.getBody()) rAnalyzeProgram(csb, status);
        if (fsb.variablesRead().containsAnyName(status.compMtx))
            status.usedInLoop = true;
    } else if (sb.getHops() != null) {
        // generic (last-level)
        ArrayList<Hop> roots = sb.getHops();
        Hop.resetVisitStatus(roots);
        // process entire HOP DAG starting from the roots
        for (Hop root : roots) rAnalyzeHopDag(root, status);
        // remove temporary variables
        status.compMtx.removeIf(n -> n.startsWith(TMP_PREFIX));
        Hop.resetVisitStatus(roots);
    }
}

Example 25 with IfStatementBlock

use of org.apache.sysml.parser.IfStatementBlock in project systemml by apache.

the class RewriteForLoopVectorization method rewriteStatementBlock.

@Override
public List<StatementBlock> rewriteStatementBlock(StatementBlock sb, ProgramRewriteStatus state) {
    if (sb instanceof ForStatementBlock) {
        ForStatementBlock fsb = (ForStatementBlock) sb;
        ForStatement fs = (ForStatement) fsb.getStatement(0);
        Hop from = fsb.getFromHops();
        Hop to = fsb.getToHops();
        Hop incr = fsb.getIncrementHops();
        String iterVar = fsb.getIterPredicate().getIterVar().getName();
        if (// single child block
        fs.getBody() != null && fs.getBody().size() == 1) {
            StatementBlock csb = (StatementBlock) fs.getBody().get(0);
            if (!(// last level block
            csb instanceof WhileStatementBlock || csb instanceof IfStatementBlock || csb instanceof ForStatementBlock)) {
                // AUTO VECTORIZATION PATTERNS
                // Note: unnecessary row or column indexing then later removed via hop rewrites
                // e.g., for(i in a:b){s = s + as.scalar(X[i,2])} -> s = sum(X[a:b,2])
                sb = vectorizeScalarAggregate(sb, csb, from, to, incr, iterVar);
                // e.g., for(i in a:b){X[i,2] = Y[i,1] + Z[i,3]} -> X[a:b,2] = Y[a:b,1] + Z[a:b,3];
                sb = vectorizeElementwiseBinary(sb, csb, from, to, incr, iterVar);
                // e.g., for(i in a:b){X[i,2] = abs(Y[i,1])} -> X[a:b,2] = abs(Y[a:b,1]);
                sb = vectorizeElementwiseUnary(sb, csb, from, to, incr, iterVar);
                // e.g., for(i in a:b){X[7,i] = Y[1,i]} -> X[7,a:b] = Y[1,a:b];
                sb = vectorizeIndexedCopy(sb, csb, from, to, incr, iterVar);
            }
        }
    }
    // that includes the equivalent vectorized operations.
    return Arrays.asList(sb);
}