Examples of IfStatementBuilder

Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                        .getVariable("cursor")
                        .invokeInterface(RecordCursor.class, "advanceNextPosition", boolean.class)
                        .ifFalseGoto(done));

        // if (filter(cursor))
        IfStatementBuilder ifStatement = new IfStatementBuilder(compilerContext);
        ifStatement.condition(new Block(compilerContext)
                .pushThis()
                .getVariable("cursor")
                .invokeVirtual(classDefinition.getType(), "filter", type(boolean.class), type(RecordCursor.class)));

        Block trueBlock = new Block(compilerContext);
        ifStatement.ifTrue(trueBlock);
        if (projections.isEmpty()) {
            // pageBuilder.declarePosition();
            trueBlock.getVariable("pageBuilder").invokeVirtual(PageBuilder.class, "declarePosition", void.class);
        }
        else {
            // project_43(block..., pageBuilder.getBlockBuilder(42)));
            for (int projectionIndex = 0; projectionIndex < projections.size(); projectionIndex++) {
                trueBlock.pushThis();
                trueBlock.getVariable("cursor");

                // pageBuilder.getBlockBuilder(0)
                trueBlock.getVariable("pageBuilder")
                        .push(projectionIndex)
                        .invokeVirtual(PageBuilder.class, "getBlockBuilder", BlockBuilder.class, int.class);

                // project(block..., blockBuilder)
                trueBlock.invokeVirtual(classDefinition.getType(),
                        "project_" + projectionIndex,
                        type(void.class),
                        type(RecordCursor.class),
                        type(BlockBuilder.class));
            }
        }
        forLoopBody.append(ifStatement.build());

        filterAndProjectMethod.getBody()
                .append(forLoop.build())
                .visitLabel(done)
                .comment("return completedPositions;")
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                .retInt();
    }

    private static ByteCodeNode typeHashCode(CompilerContext compilerContext, ByteCodeExpression type, ByteCodeExpression blockRef, ByteCodeExpression blockPosition)
    {
        IfStatementBuilder ifStatementBuilder = new IfStatementBuilder(compilerContext);

        ifStatementBuilder.condition(new Block(compilerContext).append(blockRef.invoke("isNull", boolean.class, blockPosition)));

        ifStatementBuilder.ifTrue(new Block(compilerContext).push(0));

        ifStatementBuilder.ifFalse(new Block(compilerContext).append(type.invoke("hash", int.class, blockRef, blockPosition)));

        return ifStatementBuilder.build();
    }
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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            ByteCodeExpression leftBlock,
            ByteCodeExpression leftBlockPosition,
            ByteCodeExpression rightBlock,
            ByteCodeExpression rightBlockPosition)
    {
        IfStatementBuilder ifStatementBuilder = new IfStatementBuilder(compilerContext);
        ifStatementBuilder.condition(new Block(compilerContext)
                .append(leftBlock.invoke("isNull", boolean.class, leftBlockPosition))
                .append(rightBlock.invoke("isNull", boolean.class, rightBlockPosition))
                .append(OpCode.IOR));

        ifStatementBuilder.ifTrue(new Block(compilerContext)
                .append(leftBlock.invoke("isNull", boolean.class, leftBlockPosition))
                .append(rightBlock.invoke("isNull", boolean.class, rightBlockPosition))
                .append(OpCode.IAND));

        ifStatementBuilder.ifFalse(new Block(compilerContext).append(type.invoke("equalTo", boolean.class, leftBlock, leftBlockPosition, rightBlock, rightBlockPosition)));

        return ifStatementBuilder.build();
    }
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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            }
        }
        checkState(nullable.size() == parameterVariables.size(), "Number of parameters does not match");
        for (int i = 0; i < parameterVariables.size(); i++) {
            if (!nullable.get(i)) {
                IfStatementBuilder builder = ifStatementBuilder(context);
                Variable variableDefinition = parameterVariables.get(i);
                builder.comment("if(!%s.isNull(position))", variableDefinition.getName())
                        .condition(new Block(context)
                                .getVariable(variableDefinition)
                                .getVariable(positionVariable)
                                .invokeInterface(com.facebook.presto.spi.block.Block.class, "isNull", boolean.class, int.class))
                        .ifTrue(NOP)
                        .ifFalse(loopBody);
                loopBody = new Block(context).append(builder.build());
            }
        }

        // Check that sample weight is > 0 (also checks the mask)
        if (sampleWeightVariable != null) {
            loopBody = generateComputeSampleWeightAndCheckGreaterThanZero(context, loopBody, sampleWeightVariable, masksBlock, sampleWeightsBlock, positionVariable);
        }
        // Otherwise just check the mask
        else {
            IfStatementBuilder builder = ifStatementBuilder(context);
            builder.comment("if(testMask(%s, position))", masksBlock.getName())
                    .condition(new Block(context)
                            .getVariable(masksBlock)
                            .getVariable(positionVariable)
                            .invokeStatic(CompilerOperations.class, "testMask", boolean.class, com.facebook.presto.spi.block.Block.class, int.class))
                    .ifTrue(loopBody)
                    .ifFalse(NOP);
            loopBody = new Block(context).append(builder.build());
        }

        block.append(new ForLoop.ForLoopBuilder(context)
                .initialize(new Block(context).putVariable(positionVariable, 0))
                .condition(new Block(context)
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                .getVariable(sampleWeights)
                .getVariable(position)
                .invokeStatic(ApproximateUtils.class, "computeSampleWeight", long.class, com.facebook.presto.spi.block.Block.class, com.facebook.presto.spi.block.Block.class, int.class)
                .putVariable(sampleWeight);

        IfStatementBuilder builder = ifStatementBuilder(context);
        builder.comment("if(sampleWeight > 0)")
                .condition(new Block(context)
                        .getVariable(sampleWeight)
                        .invokeStatic(CompilerOperations.class, "longGreaterThanZero", boolean.class, long.class))
                .ifTrue(body)
                .ifFalse(NOP);

        return block.append(builder.build());
    }
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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        Block block = new Block(context)
                .getVariable("block")
                .invokeInterface(com.facebook.presto.spi.block.Block.class, "getPositionCount", int.class)
                .putVariable(rowsVariable);

        IfStatementBuilder builder = ifStatementBuilder(context);
        builder.comment("if(!block.isNull(position))")
                .condition(new Block(context)
                        .getVariable("block")
                        .getVariable(positionVariable)
                        .invokeInterface(com.facebook.presto.spi.block.Block.class, "isNull", boolean.class, int.class))
                .ifTrue(NOP)
                .ifFalse(loopBody);

        block.append(new ForLoop.ForLoopBuilder(context)
                .initialize(new Block(context).putVariable(positionVariable, 0))
                .condition(new Block(context)
                        .getVariable(positionVariable)
                        .getVariable(rowsVariable)
                        .invokeStatic(CompilerOperations.class, "lessThan", boolean.class, int.class, int.class))
                .update(new Block(context).incrementVariable(positionVariable, (byte) 1))
                .body(builder.build())
                .build());

        return block;
    }
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                        .ifFalseGoto(done));

        forLoop.body(forLoopBody);

        // if (filter(cursor))
        IfStatementBuilder ifStatement = new IfStatementBuilder(context);
        ifStatement.condition(new Block(context)
                .pushThis()
                .getVariable(sessionVariable)
                .getVariable(cursorVariable)
                .invokeVirtual(classDefinition.getType(), "filter", type(boolean.class), type(ConnectorSession.class), type(RecordCursor.class)));

        Block trueBlock = new Block(context);
        ifStatement.ifTrue(trueBlock);
        if (projections == 0) {
            // pageBuilder.declarePosition();
            trueBlock.getVariable(pageBuilderVariable)
                    .invokeVirtual(PageBuilder.class, "declarePosition", void.class);
        }
        else {
            // this.project_43(session, cursor, pageBuilder.getBlockBuilder(42)));
            for (int projectionIndex = 0; projectionIndex < projections; projectionIndex++) {
                trueBlock.pushThis()
                        .getVariable(sessionVariable)
                        .getVariable(cursorVariable);

                // pageBuilder.getBlockBuilder(0)
                trueBlock.getVariable(pageBuilderVariable)
                        .push(projectionIndex)
                        .invokeVirtual(PageBuilder.class, "getBlockBuilder", BlockBuilder.class, int.class);

                // project(block..., blockBuilder)
                trueBlock.invokeVirtual(classDefinition.getType(),
                        "project_" + projectionIndex,
                        type(void.class),
                        type(ConnectorSession.class),
                        type(RecordCursor.class),
                        type(BlockBuilder.class));
            }
        }
        forLoopBody.append(ifStatement.build());

        method.getBody()
                .append(forLoop.build())
                .visitLabel(done)
                .comment("return completedPositions;")
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                .getVariable(pageBuilderVariable)
                .invokeVirtual(PageBuilder.class, "isFull", boolean.class)
                .ifTrueGoto(done);

        // if (filter(cursor))
        IfStatementBuilder filterBlock = new IfStatementBuilder(context);

        Block trueBlock = new Block(context);
        filterBlock.condition(new Block(context)
                .pushThis()
                .getVariable(sessionVariable)
                .append(pushBlockVariables(context, getInputChannels(filter)))
                .getVariable(positionVariable)
                .invokeVirtual(classDefinition.getType(),
                        "filter",
                        type(boolean.class),
                        ImmutableList.<ParameterizedType>builder()
                                .add(type(ConnectorSession.class))
                                .addAll(nCopies(getInputChannels(filter).size(), type(com.facebook.presto.spi.block.Block.class)))
                                .add(type(int.class))
                                .build()))
                .ifTrue(trueBlock);

        if (projections.size() == 0) {
            trueBlock.getVariable(pageBuilderVariable)
                    .invokeVirtual(PageBuilder.class, "declarePosition", void.class);
        }
        else {
            for (int projectionIndex = 0; projectionIndex < projections.size(); projectionIndex++) {
                List<Integer> inputChannels = getInputChannels(projections.get(projectionIndex));

                trueBlock.pushThis()
                        .getVariable(sessionVariable)
                        .append(pushBlockVariables(context, inputChannels))
                        .getVariable(positionVariable);

                trueBlock.comment("pageBuilder.getBlockBuilder(" + projectionIndex + ")")
                        .getVariable(pageBuilderVariable)
                        .push(projectionIndex)
                        .invokeVirtual(PageBuilder.class, "getBlockBuilder", BlockBuilder.class, int.class);

                trueBlock.comment("project_" + projectionIndex + "(session, block_" + inputChannels + ", position, blockBuilder)")
                        .invokeVirtual(classDefinition.getType(),
                                "project_" + projectionIndex,
                                type(void.class),
                                ImmutableList.<ParameterizedType>builder()
                                        .add(type(ConnectorSession.class))
                                        .addAll(nCopies(inputChannels.size(), type(com.facebook.presto.spi.block.Block.class)))
                                        .add(type(int.class))
                                        .add(type(BlockBuilder.class))
                                        .build());
            }
        }
        loopBody.append(filterBlock.build());

        method.getBody()
                .append(loop.build())
                .visitLabel(done)
                .comment("return position;")
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                    .getVariable(cursorVariable)
                    .invokeInterface(BlockCursor.class, "advanceNextPosition", boolean.class)
                    .invokeStatic(Preconditions.class, "checkState", void.class, boolean.class);
        }

        IfStatementBuilder ifStatement = new IfStatementBuilder(compilerContext)
                .comment("if (filter(cursors...)");
        Block condition = new Block(compilerContext);
        condition.pushThis();
        for (int channel : inputChannels) {
            condition.getVariable("cursor_" + channel);
        }
        condition.invokeVirtual(classDefinition.getType(), "filter", type(boolean.class), nCopies(inputChannels.size(), type(BlockCursor.class)));
        ifStatement.condition(condition);

        Block trueBlock = new Block(compilerContext);
        if (projections.isEmpty()) {
            trueBlock
                    .comment("pageBuilder.declarePosition()")
                    .getVariable("pageBuilder")
                    .invokeVirtual(PageBuilder.class, "declarePosition", void.class);
        }
        else {
            // pageBuilder.getBlockBuilder(0).append(cursor.getDouble(0);
            for (int projectionIndex = 0; projectionIndex < projections.size(); projectionIndex++) {
                trueBlock.comment("project_%s(cursors..., pageBuilder.getBlockBuilder(%s))", projectionIndex, projectionIndex);
                trueBlock.pushThis();
                for (int channel : inputChannels) {
                    trueBlock.getVariable("cursor_" + channel);
                }

                // pageBuilder.getBlockBuilder(0)
                trueBlock.getVariable("pageBuilder")
                        .push(projectionIndex)
                        .invokeVirtual(PageBuilder.class, "getBlockBuilder", BlockBuilder.class, int.class);

                // project(cursor_0, cursor_1, blockBuilder)
                trueBlock.invokeVirtual(classDefinition.getType(),
                        "project_" + projectionIndex,
                        type(void.class),
                        ImmutableList.<ParameterizedType>builder().addAll(nCopies(inputChannels.size(), type(BlockCursor.class))).add(type(BlockBuilder.class)).build());
            }
        }
        ifStatement.ifTrue(trueBlock);

        forLoopBody.append(ifStatement.build());
        filterAndProjectMethod.getBody().append(forLoop.body(forLoopBody).build());

        //
        //  Verify all cursors ended together
        //
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Examples of com.facebook.presto.byteCode.control.IfStatement.IfStatementBuilder

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                        .getVariable("cursor")
                        .invokeInterface(RecordCursor.class, "advanceNextPosition", boolean.class)
                        .ifFalseGoto(done));

        // if (filter(cursor))
        IfStatementBuilder ifStatement = new IfStatementBuilder(compilerContext);
        ifStatement.condition(new Block(compilerContext)
                .pushThis()
                .getVariable("cursor")
                .invokeVirtual(classDefinition.getType(), "filter", type(boolean.class), type(RecordCursor.class)));

        Block trueBlock = new Block(compilerContext);
        ifStatement.ifTrue(trueBlock);
        if (projections.isEmpty()) {
            // pageBuilder.declarePosition();
            trueBlock.getVariable("pageBuilder").invokeVirtual(PageBuilder.class, "declarePosition", void.class);
        }
        else {
            // project_43(cursor_0, cursor_1, pageBuilder.getBlockBuilder(42)));
            for (int projectionIndex = 0; projectionIndex < projections.size(); projectionIndex++) {
                trueBlock.pushThis();
                trueBlock.getVariable("cursor");

                // pageBuilder.getBlockBuilder(0)
                trueBlock.getVariable("pageBuilder")
                        .push(projectionIndex)
                        .invokeVirtual(PageBuilder.class, "getBlockBuilder", BlockBuilder.class, int.class);

                // project(cursor_0, cursor_1, blockBuilder)
                trueBlock.invokeVirtual(classDefinition.getType(),
                        "project_" + projectionIndex,
                        type(void.class),
                        type(RecordCursor.class),
                        type(BlockBuilder.class));
            }
        }
        forLoopBody.append(ifStatement.build());

        filterAndProjectMethod.getBody()
                .append(forLoop.build())
                .visitLabel(done)
                .comment("return completedPositions;")
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