<struct name="Blend Function" no-direct-packing="true"> <!-- Blend equation: A + (B * C) --> <field name="A" size="2" start="0" type="Blend Operand A"/> <field name="Negate A" size="1" start="3" type="bool"/> <field name="B" size="2" start="4" type="Blend Operand B"/> <field name="Negate B" size="1" start="7" type="bool"/> <field name="C" size="3" start="8" type="Blend Operand C"/> <field name="Invert C" size="1" start="11" type="bool"/> </struct> For the Bifrost compiler, we wanted to take a similar approach, auto-generating our handling of instruction encoding to account for new information about the complete Bifrost instruction set.