– long assignments
– word and long comparisons
– byte multiplication
– correct sign extension
– fixed flow analysis for LD A,(IX,0) and similar
– unused variable store elimination
– unused code elimination
– unused label elimination
– poinless stack stashing elimination
– function inlining
– other flow analysis improvements
– other bugfixes
– other stuff
– more tests
– reorganized code for future support of larger zeropage register sets
– added stack-allocated variables for Z80
– added many stack-related optimizations for 6502 and Z80
– fixed flow analysis and optimization bugs for Z80
– flow analysis for stack-allocated variables on Z80
– added more optimizations for 6502 and Z80
– fixed IX/IY-indexed operations on Z80
– code cleanup
