llvm::FastISel::optimizeCmpPredicate

Fold a compare of a value against itself to a simpler predicate.

Synopsis

Declared in <llvm/CodeGen/FastISel.h>

CmpInst::Predicate
optimizeCmpPredicate(CmpInst const* CI) const;

Return Value

Simplified compare predicate for CI.

Parameters

NameDescription
CICompare instruction whose predicate may be simplified.