Examples of com.facebook.presto.byteCode.CompilerContext.declareVariable()

Class com.facebook.presto.byteCode.CompilerContext

Examples of com.facebook.presto.byteCode.CompilerContext.declareVariable()

com.facebook.presto.byteCode.CompilerContext.declareVariable()


        List<Variable> parameterVariables = new ArrayList<>();
        for (int i = 0; i < countInputChannels(parameterMetadatas); i++) {
            parameterVariables.add(context.declareVariable(com.facebook.presto.spi.block.Block.class, "block" + i));
        }
        Variable masksBlock = context.declareVariable(com.facebook.presto.spi.block.Block.class, "masksBlock");
        Variable sampleWeightsBlock = context.declareVariable(com.facebook.presto.spi.block.Block.class, "sampleWeightsBlock");


        body.comment("masksBlock = maskChannel.transform(page.blockGetter()).orNull();")
                .pushThis()
                .getField(maskChannelField)

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        List<Variable> parameterVariables = new ArrayList<>();
        for (int i = 0; i < countInputChannels(parameterMetadatas); i++) {
            parameterVariables.add(context.declareVariable(com.facebook.presto.spi.block.Block.class, "block" + i));
        }
        Variable masksBlock = context.declareVariable(com.facebook.presto.spi.block.Block.class, "masksBlock");
        Variable sampleWeightsBlock = context.declareVariable(com.facebook.presto.spi.block.Block.class, "sampleWeightsBlock");


        body.comment("masksBlock = maskChannel.transform(page.blockGetter()).orNull();")
                .pushThis()
                .getField(maskChannelField)
                .getVariable("page")

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    {
        CompilerContext context = new CompilerContext(null);


        Block body = declareAddIntermediate(definition, grouped, context);


        Variable scratchStateVariable = context.declareVariable(singleStateClass, "scratchState");
        Variable positionVariable = context.declareVariable(int.class, "position");


        body.comment("scratchState = stateFactory.createSingleState();")
                .pushThis()
                .getField(stateFactoryField)

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        CompilerContext context = new CompilerContext(null);


        Block body = declareAddIntermediate(definition, grouped, context);


        Variable scratchStateVariable = context.declareVariable(singleStateClass, "scratchState");
        Variable positionVariable = context.declareVariable(int.class, "position");


        body.comment("scratchState = stateFactory.createSingleState();")
                .pushThis()
                .getField(stateFactoryField)
                .invokeInterface(AccumulatorStateFactory.class, "createSingleState", Object.class)

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        if (grouped) {
            generateEnsureCapacity(stateField, body);
        }


        Variable positionVariable = context.declareVariable(int.class, "position");


        Block loopBody = new Block(context)
                .comment("<intermediate>(state, ...)")
                .pushThis()
                .getField(stateField);

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                a(PUBLIC),
                "evaluateIntermediate",
                type(com.facebook.presto.spi.block.Block.class))
                .getBody();


        context.declareVariable(BlockBuilder.class, "out");


        body.comment("out = getIntermediateType().createBlockBuilder(new BlockBuilderStatus());")
                .pushThis()
                .invokeVirtual(getIntermediateType)
                .newObject(BlockBuilderStatus.class)

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                a(PUBLIC),
                "evaluateFinal",
                type(com.facebook.presto.spi.block.Block.class))
                .getBody();


        context.declareVariable(BlockBuilder.class, "out");


        body.pushThis()
                .invokeVirtual(getFinalType)
                .newObject(BlockBuilderStatus.class)
                .dup()

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                arg("page", com.facebook.presto.operator.Page.class),
                arg("pageBuilder", PageBuilder.class));


        CompilerContext compilerContext = filterAndProjectMethod.getCompilerContext();


        Variable positionVariable = compilerContext.declareVariable(int.class, "position");


        Variable rowsVariable = compilerContext.declareVariable(int.class, "rows");
        filterAndProjectMethod.getBody()
                .comment("int rows = page.getPositionCount();")
                .getVariable("page")

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        CompilerContext compilerContext = filterAndProjectMethod.getCompilerContext();


        Variable positionVariable = compilerContext.declareVariable(int.class, "position");


        Variable rowsVariable = compilerContext.declareVariable(int.class, "rows");
        filterAndProjectMethod.getBody()
                .comment("int rows = page.getPositionCount();")
                .getVariable("page")
                .invokeVirtual(com.facebook.presto.operator.Page.class, "getPositionCount", int.class)
                .putVariable(rowsVariable);

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                .invokeVirtual(com.facebook.presto.operator.Page.class, "getPositionCount", int.class)
                .putVariable(rowsVariable);


        List<Integer> allInputChannels = getInputChannels(Iterables.concat(projections, ImmutableList.of(filter)));
        for (int channel : allInputChannels) {
            Variable blockVariable = compilerContext.declareVariable(com.facebook.presto.spi.block.Block.class, "block_" + channel);
            filterAndProjectMethod.getBody()
                    .comment("Block %s = page.getBlock(%s);", blockVariable.getName(), channel)
                    .getVariable("page")
                    .push(channel)
                    .invokeVirtual(com.facebook.presto.operator.Page.class, "getBlock", com.facebook.presto.spi.block.Block.class, int.class)

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