Change the ordering of reg alloc and cfg output
Generate move instructions for Phi nodes
Fix bug when adding instruction before branch
Add pass to analyze used registers
Remove unused import
Add functions for addressing spill cells
Change type of locals to LocalMemoryRegion
Analyze if return address register is used
Create stack frame at the start of a function
Fix bug when determining where a value will be
Emit complete function epilogue
Only give calls a register if the value is used
Add Call.getFunctionName
Implement calls and function epilogues