Package com.facebook.presto.byteCode

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

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                .getVariable(valueAddresses)
                .getVariable("leftPosition")
                .invokeVirtual(LongArrayList.class, "getLong", long.class, int.class)
                .putVariable(leftPageAddress);

        LocalVariableDefinition leftBlockIndex = compilerContext.declareVariable(int.class, "leftBlockIndex");
        compareToMethod
                .getBody()
                .comment("int leftBlockIndex = decodeSliceIndex(leftPageAddress)")
                .getVariable(leftPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodeSliceIndex", int.class, long.class)
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                .comment("int leftBlockIndex = decodeSliceIndex(leftPageAddress)")
                .getVariable(leftPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodeSliceIndex", int.class, long.class)
                .putVariable(leftBlockIndex);

        LocalVariableDefinition leftBlockPosition = compilerContext.declareVariable(int.class, "leftBlockPosition");
        compareToMethod
                .getBody()
                .comment("int leftBlockPosition = decodePosition(leftPageAddress)")
                .getVariable(leftPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodePosition", int.class, long.class)
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                .comment("int leftBlockPosition = decodePosition(leftPageAddress)")
                .getVariable(leftPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodePosition", int.class, long.class)
                .putVariable(leftBlockPosition);

        LocalVariableDefinition rightPageAddress = compilerContext.declareVariable(long.class, "rightPageAddress");
        compareToMethod
                .getBody()
                .comment("long rightPageAddress = valueAddresses.getLong(rightPosition);")
                .getVariable(valueAddresses)
                .getVariable("rightPosition")
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                .getVariable(valueAddresses)
                .getVariable("rightPosition")
                .invokeVirtual(LongArrayList.class, "getLong", long.class, int.class)
                .putVariable(rightPageAddress);

        LocalVariableDefinition rightBlockIndex = compilerContext.declareVariable(int.class, "rightBlockIndex");
        compareToMethod
                .getBody()
                .comment("int rightBlockIndex = decodeSliceIndex(rightPageAddress)")
                .getVariable(rightPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodeSliceIndex", int.class, long.class)
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                .comment("int rightBlockIndex = decodeSliceIndex(rightPageAddress)")
                .getVariable(rightPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodeSliceIndex", int.class, long.class)
                .putVariable(rightBlockIndex);

        LocalVariableDefinition rightBlockPosition = compilerContext.declareVariable(int.class, "rightBlockPosition");
        compareToMethod
                .getBody()
                .comment("int rightBlockPosition = decodePosition(rightPageAddress)")
                .getVariable(rightPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodePosition", int.class, long.class)
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        if (fields.size() == 1) {
            generatePrimitiveDeserializer(deserializerBody, getSetter(clazz, fields.get(0)));
        }
        else {
            LocalVariableDefinition slice = compilerContext.declareVariable(Slice.class, "slice");
            deserializerBody.comment("Slice slice = block.getSlice(index);")
                    .getVariable("block")
                    .getVariable("index")
                    .invokeInterface(com.facebook.presto.spi.block.Block.class, "getSlice", Slice.class, int.class)
                    .putVariable(slice);
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        if (fields.size() == 1) {
            generatePrimitiveSerializer(serializerBody, getGetter(clazz, fields.get(0)));
        }
        else {
            LocalVariableDefinition slice = compilerContext.declareVariable(Slice.class, "slice");
            int size = serializedSizeOf(clazz);
            serializerBody.comment("Slice slice = Slices.allocate(%d);", size)
                    .push(size)
                    .invokeStatic(Slices.class, "allocate", Slice.class, int.class)
                    .putVariable(slice);
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                type(int.class),
                arg("pagesIndex", PagesIndex.class),
                arg("leftPosition", int.class),
                arg("rightPosition", int.class));

        LocalVariableDefinition valueAddresses = compilerContext.declareVariable(LongArrayList.class, "valueAddresses");
        compareToMethod
                .getBody()
                .comment("LongArrayList valueAddresses = pagesIndex.valueAddresses")
                .getVariable("pagesIndex")
                .invokeVirtual(PagesIndex.class, "getValueAddresses", LongArrayList.class)
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                .comment("LongArrayList valueAddresses = pagesIndex.valueAddresses")
                .getVariable("pagesIndex")
                .invokeVirtual(PagesIndex.class, "getValueAddresses", LongArrayList.class)
                .putVariable(valueAddresses);

        LocalVariableDefinition leftPageAddress = compilerContext.declareVariable(long.class, "leftPageAddress");
        compareToMethod
                .getBody()
                .comment("long leftPageAddress = valueAddresses.getLong(leftPosition)")
                .getVariable(valueAddresses)
                .getVariable("leftPosition")
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                .getVariable(valueAddresses)
                .getVariable("leftPosition")
                .invokeVirtual(LongArrayList.class, "getLong", long.class, int.class)
                .putVariable(leftPageAddress);

        LocalVariableDefinition leftBlockIndex = compilerContext.declareVariable(int.class, "leftBlockIndex");
        compareToMethod
                .getBody()
                .comment("int leftBlockIndex = decodeSliceIndex(leftPageAddress)")
                .getVariable(leftPageAddress)
                .invokeStatic(SyntheticAddress.class, "decodeSliceIndex", int.class, long.class)
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