Struct CommonSubexprElimination 

pub struct CommonSubexprElimination;

Common subexpression elimination pass.

Detects structurally identical expressions within each function’s expression arena and rewrites all references to point to the canonical (first) occurrence. Subsequent DCE removes the dead duplicates.

Trait Implementations

impl Debug for CommonSubexprElimination

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Pass for CommonSubexprElimination

fn name(&self) -> &str

Human-readable name of the pass.

fn run(&self, module: &mut Module) -> bool

Run the pass on a module. Returns true if anything was modified.