KaiVM Bytecode.grammar

<?xml version="1.0" encoding="UTF-8"?>
<ufwb version="1.17">
    <grammar name="KaiVM Bytecode" start="id:103" author="Brett Toomey" fileextension="bc">
        <description>Grammar for KaiVM bytecode</description>
        <structure name="Instruction" id="103" length="0" encoding="ISO_8859-1:1987" endian="little" signed="no">
            <number name="flags" id="104" fillcolor="1EFF8B" repeatmin="0" type="integer" length="1">
                <mask name="dest" value="0xF0">
                    <fixedvalue name="r1" value="0x0"/>
                    <fixedvalue name="r2" value="0x1"/>
                    <fixedvalue name="r3" value="0x2"/>
                </mask>
                <mask name="source" value="0xF">
                    <fixedvalue name="r1" value="0x0"/>
                    <fixedvalue name="r2" value="0x1"/>
                    <fixedvalue name="r3" value="0x2"/>
                    <fixedvalue name="r4" value="0x3"/>
                    <fixedvalue name="r5" value="0x4"/>
                    <fixedvalue name="r6" value="0x5"/>
                    <fixedvalue name="r7" value="0x6"/>
                    <fixedvalue name="r8" value="0x7"/>
                    <fixedvalue name="r9" value="0x8"/>
                    <fixedvalue name="ra" value="0x9"/>
                </mask>
            </number>
            <number name="opcode" id="105" fillcolor="FFBEF7" type="integer" length="1" display="hex">
                <fixedvalues>
                    <fixedvalue name="halt" value="0x0"/>
                    <fixedvalue name="nop" value="0x1"/>
                    <fixedvalue name="add" value="0x2"/>
                    <fixedvalue name="sub" value="0x3"/>
                    <fixedvalue name="ldd" value="0x10"/>
                    <fixedvalue name="jmp" value="0x20"/>
                    <fixedvalue name="addi" value="0x82"/>
                    <fixedvalue name="ldi" value="0x90"/>
                    <fixedvalue name="jmi" value="0xA0"/>
                </fixedvalues>
            </number>
            <scriptelement name="immediate_check" id="106">
                <script name="unnamed" type="Generic">
                    <source language="Lua">size = 1

results = currentMapper:getCurrentResults()
currentGrammar = currentMapper:getCurrentGrammar()
byteView = currentMapper:getCurrentByteView()

offset = currentMapper:getCurrentOffset()
number = byteView:readUnsignedInt(offset-1, 1, synalysis.ENDIAN_LITTLE)

value = synalysis.Value()
value:setUnsigned(number)

results:append(value)

return false</source>
                </script>
            </scriptelement>
        </structure>
    </grammar>
</ufwb>