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

Example 61 with IfProgramBlock

use of org.apache.sysml.runtime.controlprogram.IfProgramBlock in project systemml by apache.

the class MLContextUtil method deleteRemoveVariableInstructions.

/**
 * Recursively traverse program block to delete 'remove variable'
 * instructions.
 *
 * @param pb
 *            Program block
 */
private static void deleteRemoveVariableInstructions(ProgramBlock pb) {
    if (pb instanceof WhileProgramBlock) {
        WhileProgramBlock wpb = (WhileProgramBlock) pb;
        for (ProgramBlock pbc : wpb.getChildBlocks()) deleteRemoveVariableInstructions(pbc);
    } else if (pb instanceof IfProgramBlock) {
        IfProgramBlock ipb = (IfProgramBlock) pb;
        for (ProgramBlock pbc : ipb.getChildBlocksIfBody()) deleteRemoveVariableInstructions(pbc);
        for (ProgramBlock pbc : ipb.getChildBlocksElseBody()) deleteRemoveVariableInstructions(pbc);
    } else if (pb instanceof ForProgramBlock) {
        ForProgramBlock fpb = (ForProgramBlock) pb;
        for (ProgramBlock pbc : fpb.getChildBlocks()) deleteRemoveVariableInstructions(pbc);
    } else {
        ArrayList<Instruction> instructions = pb.getInstructions();
        deleteRemoveVariableInstructions(instructions);
    }
}

Example 62 with IfProgramBlock

use of org.apache.sysml.runtime.controlprogram.IfProgramBlock in project systemml by apache.

the class Recompiler method recompileProgramBlockInstructions.

/**
 * This method does NO full program block recompile (no stats update, no rewrites, no recursion) but
 * only regenerates lops and instructions. The primary use case is recompilation after are hop configuration
 * changes which allows to preserve statistics (e.g., propagated worst case stats from other program blocks)
 * and better performance for recompiling individual program blocks.
 *
 * @param pb program block
 * @throws IOException if IOException occurs
 */
public static void recompileProgramBlockInstructions(ProgramBlock pb) throws IOException {
    if (pb instanceof WhileProgramBlock) {
        // recompile while predicate instructions
        WhileProgramBlock wpb = (WhileProgramBlock) pb;
        WhileStatementBlock wsb = (WhileStatementBlock) pb.getStatementBlock();
        if (wsb != null && wsb.getPredicateHops() != null)
            wpb.setPredicate(recompileHopsDagInstructions(wsb.getPredicateHops()));
    } else if (pb instanceof IfProgramBlock) {
        // recompile if predicate instructions
        IfProgramBlock ipb = (IfProgramBlock) pb;
        IfStatementBlock isb = (IfStatementBlock) pb.getStatementBlock();
        if (isb != null && isb.getPredicateHops() != null)
            ipb.setPredicate(recompileHopsDagInstructions(isb.getPredicateHops()));
    } else if (pb instanceof ForProgramBlock) {
        // recompile for/parfor predicate instructions
        ForProgramBlock fpb = (ForProgramBlock) pb;
        ForStatementBlock fsb = (ForStatementBlock) pb.getStatementBlock();
        if (fsb != null && fsb.getFromHops() != null)
            fpb.setFromInstructions(recompileHopsDagInstructions(fsb.getFromHops()));
        if (fsb != null && fsb.getToHops() != null)
            fpb.setToInstructions(recompileHopsDagInstructions(fsb.getToHops()));
        if (fsb != null && fsb.getIncrementHops() != null)
            fpb.setIncrementInstructions(recompileHopsDagInstructions(fsb.getIncrementHops()));
    } else {
        // recompile last-level program block instructions
        StatementBlock sb = pb.getStatementBlock();
        if (sb != null && sb.getHops() != null) {
            pb.setInstructions(recompileHopsDagInstructions(sb, sb.getHops()));
        }
    }
}