Optimization Passes
Script optimization is performed via multiple passes. Each pass does a specific optimization.
The optimization is completed when no passes can simplify the AST any further.
Built-in Optimization Passes
| Pass | Description |
|---|---|
| Dead code elimination | Eliminates code that cannot be reached |
| Constants propagation | Replaces constants with values |
| Compound assignments rewrite | Rewrites assignments into compound assignments |
| Eager operator evaluation | Eagerly calls operators with constant arguments |
| Eager function evaluation | Eagerly calls functions with constant arguments |