Incomplete awlsim TODO list

S7 compatibility

• Add feature: Parsing of attributes
• Add feature: Implement the remaining FUP block types

core

• Improve performance (cython)
• Blocks that are no longer linked to (created by) sources should be removed.
• Single download of symtab causes a redefinition error.
• Add feature: FBD (FUP) decompiler
• Add feature: LAD (KOP) (de-)compiler

AWL / STL optimizer

• Add optimization pass: O(UU)O(UU) -> UUOUU
• Add optimization pass: U(UU)= -> UU= (also for other insn types)

GUI

• Add feature: Save window status (open MDI windows, positions, etc)
• Add feature: Show UDTs in block tree
• Add feature: LAD (KOP) editor

FBD / FUP

• Fix evaluation order in case of multiple parallel assignments and other elements
• Add feature: Exchange elements
• Add feature: Duplicate diagrams
• Add feature: Copy & paste elements
• Add feature: Undo/redo
• Add feature: XML input and export of single diagrams
• Add feature: Live view of signal states (online diagnosis)
• Add feature: Support modifying wires by clicking onto them