class TargetLibraryInfo;
class Value;
-/// LazyValueInfo - This pass computes, caches, and vends lazy value constraint
-/// information.
+/// This pass computes, caches, and vends lazy value constraint information.
class LazyValueInfo : public FunctionPass {
AssumptionCache *AC;
const DataLayout *DL;
}
~LazyValueInfo() { assert(!PImpl && "releaseMemory not called"); }
- /// Tristate - This is used to return true/false/dunno results.
+ /// This is used to return true/false/dunno results.
enum Tristate {
Unknown = -1, False = 0, True = 1
};
// Public query interface.
- /// getPredicateOnEdge - Determine whether the specified value comparison
- /// with a constant is known to be true or false on the specified CFG edge.
+ /// Determine whether the specified value comparison with a constant is known
+ /// to be true or false on the specified CFG edge.
/// Pred is a CmpInst predicate.
Tristate getPredicateOnEdge(unsigned Pred, Value *V, Constant *C,
BasicBlock *FromBB, BasicBlock *ToBB,
Instruction *CxtI = nullptr);
- /// getPredicateAt - Determine whether the specified value comparison
- /// with a constant is known to be true or false at the specified instruction
+ /// Determine whether the specified value comparison with a constant is known
+ /// to be true or false at the specified instruction
/// (from an assume intrinsic). Pred is a CmpInst predicate.
Tristate getPredicateAt(unsigned Pred, Value *V, Constant *C,
Instruction *CxtI);
- /// getConstant - Determine whether the specified value is known to be a
+ /// Determine whether the specified value is known to be a
/// constant at the end of the specified block. Return null if not.
Constant *getConstant(Value *V, BasicBlock *BB, Instruction *CxtI = nullptr);
- /// getConstantOnEdge - Determine whether the specified value is known to be a
+ /// Determine whether the specified value is known to be a
/// constant on the specified edge. Return null if not.
Constant *getConstantOnEdge(Value *V, BasicBlock *FromBB, BasicBlock *ToBB,
Instruction *CxtI = nullptr);
- /// threadEdge - Inform the analysis cache that we have threaded an edge from
+ /// Inform the analysis cache that we have threaded an edge from
/// PredBB to OldSucc to be from PredBB to NewSucc instead.
void threadEdge(BasicBlock *PredBB, BasicBlock *OldSucc, BasicBlock *NewSucc);
- /// eraseBlock - Inform the analysis cache that we have erased a block.
+ /// Inform the analysis cache that we have erased a block.
void eraseBlock(BasicBlock *BB);
// Implementation boilerplate.